/* roulang page: index */
:root {
            --color-primary: #0B1D33;
            --color-primary-light: #142C4C;
            --color-primary-soft: #1E3A5F;
            --color-accent: #F2B84B;
            --color-accent-hover: #D99E32;
            --color-green: #2A9D8F;
            --color-green-light: #E6F4F2;
            --color-bg: #F4F7FA;
            --color-white: #FFFFFF;
            --color-text: #182635;
            --color-text-secondary: #5A6B7C;
            --color-border: #D8E0E8;
            --color-border-light: #E9EEF3;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-pill: 999px;
            --radius-sm: 4px;
            --shadow-card: 0 8px 24px rgba(11, 29, 51, 0.08);
            --shadow-hover: 0 12px 28px rgba(11, 29, 51, 0.15);
            --font-heading: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-number: 'Barlow Condensed', 'DIN Condensed', 'PingFang SC', sans-serif;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1280px;
            --section-space: 84px;
            --section-space-mobile: 48px;
            --nav-height: 72px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: all var(--transition-base);
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 16px;
            color: var(--color-text);
            outline: none;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            line-height: 1.35;
            color: var(--color-primary);
            font-weight: 700;
        }

        h1 {
            font-size: 42px;
            font-weight: 800;
            letter-spacing: -0.02em;
        }

        h2 {
            font-size: 32px;
            font-weight: 700;
            letter-spacing: -0.01em;
        }

        h3 {
            font-size: 22px;
            font-weight: 700;
        }

        h4 {
            font-size: 18px;
            font-weight: 700;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        :focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            transition: box-shadow var(--transition-smooth), background var(--transition-smooth);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 16px rgba(11, 29, 51, 0.08);
            background: rgba(255, 255, 255, 0.99);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 16px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 22px;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            line-height: 1;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 18px;
            font-weight: 900;
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
        }

        .logo-icon::after {
            content: '';
            position: absolute;
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
            top: 6px;
            right: 7px;
            box-shadow: -8px 6px 0 -1px var(--color-green), -14px 2px 0 -2px var(--color-accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .main-nav__link {
            display: inline-flex;
            align-items: center;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .main-nav__link:hover {
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.1);
        }

        .main-nav__link.active {
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.15);
        }

        .main-nav__link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 3px;
            background: var(--color-accent);
            border-radius: var(--radius-pill);
        }

        .nav-location {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            position: relative;
        }

        .nav-location__btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 9px 16px;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            white-space: nowrap;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .nav-location__btn:hover {
            border-color: var(--color-accent);
            box-shadow: 0 2px 10px rgba(242, 184, 75, 0.2);
        }

        .nav-location__btn .pin-dot {
            width: 8px;
            height: 8px;
            background: var(--color-accent);
            border-radius: 50%;
            display: inline-block;
            position: relative;
        }

        .nav-location__btn .pin-dot::after {
            content: '';
            position: absolute;
            inset: -3px;
            border-radius: 50%;
            border: 2px solid rgba(242, 184, 75, 0.35);
            animation: pulse-ring 2s ease-out infinite;
        }

        @keyframes pulse-ring {
            0% {
                transform: scale(1);
                opacity: 1;
            }
            100% {
                transform: scale(1.8);
                opacity: 0;
            }
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-btn);
            background: var(--color-white);
            border: 1px solid var(--color-border);
            cursor: pointer;
        }

        .nav-toggle span {
            width: 22px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: transform var(--transition-base), opacity var(--transition-base);
        }

        .nav-toggle.is-open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.is-open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.is-open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ========== Hero / 指标看板 ========== */
        .hero {
            position: relative;
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            min-height: 720px;
            display: flex;
            align-items: center;
            padding: 64px 0 56px;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(11, 29, 51, 0.86);
            z-index: 1;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }

        .hero__left {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .hero__badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            align-self: flex-start;
            padding: 6px 16px;
            background: rgba(242, 184, 75, 0.15);
            border: 1px solid rgba(242, 184, 75, 0.4);
            border-radius: var(--radius-pill);
            color: var(--color-accent);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
        }

        .hero__badge::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
        }

        .hero h1 {
            color: var(--color-white);
            font-size: 46px;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin: 0;
        }

        .hero h1 .highlight {
            color: var(--color-accent);
            position: relative;
        }

        .hero__subtitle {
            color: rgba(255, 255, 255, 0.8);
            font-size: 17px;
            line-height: 1.8;
            max-width: 520px;
        }

        .hero__cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 4px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 700;
            letter-spacing: 0.01em;
            transition: all var(--transition-base);
            cursor: pointer;
            text-align: center;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-accent);
            color: var(--color-primary);
            border: 1px solid var(--color-accent);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            box-shadow: 0 8px 20px rgba(242, 184, 75, 0.35);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 12px rgba(242, 184, 75, 0.25);
        }

        .btn-outline-light {
            background: transparent;
            color: var(--color-white);
            border: 1px solid rgba(255, 255, 255, 0.5);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--color-white);
            transform: translateY(-2px);
        }

        .btn-outline-light:active {
            transform: translateY(0);
        }

        .btn-outline-dark {
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-border);
        }

        .btn-outline-dark:hover {
            border-color: var(--color-primary);
            background: rgba(11, 29, 51, 0.04);
        }

        .hero__right {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .compare-card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: transform var(--transition-smooth);
        }

        .compare-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 20px 48px rgba(0, 0, 0, 0.35);
        }

        .compare-card--recommended {
            border: 2px solid var(--color-accent);
            background: linear-gradient(180deg, #FFFCF5 0%, #FFFFFF 100%);
            position: relative;
        }

        .compare-card--recommended::before {
            content: '推荐方案';
            position: absolute;
            top: -12px;
            right: 20px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
        }

        .compare-card__plan-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-secondary);
            margin-bottom: 4px;
            text-transform: uppercase;
            letter-spacing: 0.08em;
        }

        .compare-card--recommended .compare-card__plan-name {
            color: var(--color-accent);
        }

        .compare-card__price {
            font-size: 28px;
            font-weight: 800;
            color: var(--color-primary);
            font-family: var(--font-number);
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .compare-card__price span {
            font-size: 14px;
            font-weight: 400;
            color: var(--color-text-secondary);
            font-family: var(--font-body);
        }

        .compare-card__desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
            min-height: 48px;
        }

        .compare-card__features {
            display: flex;
            flex-direction: column;
            gap: 6px;
            margin-bottom: 16px;
        }

        .compare-card__feature {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text);
        }

        .compare-card__feature .check-icon {
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--color-green);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            flex-shrink: 0;
            font-weight: 700;
        }

        .compare-card__feature .muted-icon {
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--color-border);
            color: var(--color-text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            flex-shrink: 0;
            font-weight: 700;
        }

        .compare-card .btn {
            width: 100%;
            padding: 12px 20px;
            font-size: 14px;
        }

        .hero__metrics {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
            margin-top: 8px;
        }

        .metric-card {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-card);
            padding: 16px 18px;
            text-align: center;
            transition: background var(--transition-base), border-color var(--transition-base);
        }

        .metric-card:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: rgba(242, 184, 75, 0.5);
        }

        .metric-card__number {
            font-family: var(--font-number);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: -0.01em;
            line-height: 1.1;
        }

        .metric-card__number .unit {
            font-size: 16px;
            font-weight: 400;
            color: rgba(255, 255, 255, 0.7);
            font-family: var(--font-body);
        }

        .metric-card__label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
            letter-spacing: 0.02em;
        }

        /* ========== 资讯速览 ========== */
        .news-ticker {
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            padding: 14px 0;
        }

        .news-ticker .container {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .news-ticker__label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.2);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            white-space: nowrap;
        }

        .news-ticker__label::before {
            content: '';
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
        }

        .news-ticker__list {
            display: flex;
            gap: 28px;
            overflow-x: auto;
            flex: 1;
            padding: 2px 0;
        }

        .news-ticker__list a {
            font-size: 14px;
            color: var(--color-text-secondary);
            white-space: nowrap;
            transition: color var(--transition-base);
        }

        .news-ticker__list a:hover {
            color: var(--color-primary);
        }

        .news-ticker__list a .news-date {
            color: var(--color-green);
            font-weight: 600;
            margin-right: 6px;
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: var(--section-space) 0;
        }

        .section--bg-white {
            background: var(--color-white);
        }

        .section--bg-light {
            background: var(--color-bg);
        }

        .section--bg-dark {
            background: var(--color-primary);
        }

        .section__header {
            margin-bottom: 40px;
            max-width: 760px;
        }

        .section__header--center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section__tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section__tag::before {
            content: '';
            width: 20px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 1px;
        }

        .section__title {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .section__desc {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 760px;
        }

        .section__header--center .section__desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== 服务矩阵 ========== */
        .service-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }

        .service-card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            padding: 28px;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            gap: 10px;
            cursor: pointer;
            overflow: hidden;
            position: relative;
        }

        .service-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .service-card--featured {
            grid-row: span 2;
            background: var(--color-primary);
            color: var(--color-white);
            border: none;
            padding: 36px;
            position: relative;
            background-image: url('/assets/images/coverpic/cover-1.webp');
            background-size: cover;
            background-position: center;
            justify-content: flex-end;
            min-height: 380px;
        }

        .service-card--featured::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 29, 51, 0.25) 0%, rgba(11, 29, 51, 0.88) 70%);
            border-radius: var(--radius-card);
            z-index: 1;
        }

        .service-card--featured>* {
            position: relative;
            z-index: 2;
        }

        .service-card--featured .service-card__title {
            color: var(--color-white);
            font-size: 24px;
        }

        .service-card--featured .service-card__desc {
            color: rgba(255, 255, 255, 0.8);
            font-size: 15px;
        }

        .service-card--featured .service-card__arrow {
            color: var(--color-accent);
            align-self: flex-start;
            margin-top: 8px;
        }

        .service-card__icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-btn);
            background: rgba(42, 157, 143, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 4px;
            flex-shrink: 0;
        }

        .service-card--featured .service-card__icon {
            background: rgba(242, 184, 75, 0.25);
            color: var(--color-accent);
        }

        .service-card__title {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.4;
        }

        .service-card__desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
        }

        .service-card__arrow {
            font-size: 18px;
            color: var(--color-accent);
            transition: transform var(--transition-base);
            font-weight: 700;
        }

        .service-card:hover .service-card__arrow {
            transform: translateX(6px);
        }

        .service-card__link {
            position: absolute;
            inset: 0;
            z-index: 3;
            cursor: pointer;
        }

        .service-card__link:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
            border-radius: var(--radius-card);
        }

        /* ========== 品牌介绍 ========== */
        .about-section {
            display: grid;
            grid-template-columns: 1fr 1.1fr;
            gap: 48px;
            align-items: center;
        }

        .about-section__image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
            aspect-ratio: 4 / 3;
        }

        .about-section__image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .about-section__image:hover img {
            transform: scale(1.03);
        }

        .about-section__image::after {
            content: '';
            position: absolute;
            inset: 0;
            border: 2px solid rgba(242, 184, 75, 0.3);
            border-radius: var(--radius-card);
            pointer-events: none;
        }

        .about-section__content .section__title {
            margin-bottom: 20px;
        }

        .about-section__text {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .about-section__text strong {
            color: var(--color-text);
            font-weight: 700;
        }

        .about-section__list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 16px;
        }

        .about-tag {
            display: inline-block;
            padding: 6px 14px;
            background: rgba(42, 157, 143, 0.1);
            border: 1px solid rgba(42, 157, 143, 0.25);
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
            color: var(--color-green);
        }

        /* ========== 结果对比 ========== */
        .comparison-section {
            background: var(--color-bg);
        }

        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            align-items: stretch;
        }

        .comparison-panel {
            background: var(--color-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            padding: 32px;
            box-shadow: var(--shadow-card);
        }

        .comparison-panel--improved {
            border-top: 4px solid var(--color-green);
        }

        .comparison-panel--baseline {
            border-top: 4px solid var(--color-accent);
        }

        .comparison-panel__title {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }

        .comparison-panel__subtitle {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 24px;
            letter-spacing: 0.02em;
        }

        .comparison-item {
            margin-bottom: 18px;
        }

        .comparison-item:last-child {
            margin-bottom: 0;
        }

        .comparison-item__header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 6px;
        }

        .comparison-item__label {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
        }

        .comparison-item__value {
            font-family: var(--font-number);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text);
        }

        .comparison-item__value .trend-up {
            color: var(--color-green);
            margin-left: 4px;
            font-size: 14px;
        }

        .comparison-item__value .trend-warning {
            color: var(--color-accent);
            margin-left: 4px;
            font-size: 14px;
        }

        .comparison-bar {
            height: 8px;
            background: var(--color-bg);
            border-radius: var(--radius-pill);
            overflow: hidden;
            position: relative;
        }

        .comparison-bar__fill {
            height: 100%;
            border-radius: var(--radius-pill);
            transition: width var(--transition-smooth);
        }

        .comparison-bar__fill--green {
            background: var(--color-green);
        }

        .comparison-bar__fill--amber {
            background: var(--color-accent);
        }

        .comparison-bar__fill--primary {
            background: var(--color-primary);
        }

        /* ========== 深度内容区 ========== */
        .deep-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .deep-content__text {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.9;
            max-width: 760px;
        }

        .deep-content__text p {
            margin-bottom: 16px;
        }

        .deep-content__text strong {
            color: var(--color-text);
            font-weight: 700;
        }

        .deep-content__text .highlight-num {
            font-family: var(--font-number);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-accent);
            margin-right: 4px;
        }

        .deep-content__side {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .deep-content__card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            padding: 22px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }

        .deep-content__card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
        }

        .deep-content__card h3 {
            font-size: 18px;
            margin-bottom: 8px;
            color: var(--color-primary);
        }

        .deep-content__card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ========== 卖点三连 ========== */
        .selling-points {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .selling-point {
            background: var(--color-white);
            border-radius: var(--radius-card);
            padding: 32px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-smooth);
            text-align: center;
        }

        .selling-point:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }

        .selling-point__icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-primary);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin: 0 auto 16px;
            font-weight: 700;
        }

        .selling-point h3 {
            font-size: 19px;
            margin-bottom: 10px;
            color: var(--color-primary);
        }

        .selling-point p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ========== 里程碑 ========== */
        .milestones {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            position: relative;
            margin-top: 16px;
        }

        .milestones::before {
            content: '';
            position: absolute;
            top: 20px;
            left: 12.5%;
            right: 12.5%;
            height: 2px;
            background: var(--color-border);
        }

        .milestone-item {
            text-align: center;
            padding: 0 16px;
            position: relative;
        }

        .milestone-item__dot {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-white);
            border: 3px solid var(--color-accent);
            margin: 0 auto 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 16px;
            color: var(--color-primary);
            position: relative;
            z-index: 2;
            transition: all var(--transition-base);
        }

        .milestone-item:hover .milestone-item__dot {
            background: var(--color-accent);
            color: var(--color-white);
            box-shadow: 0 8px 20px rgba(242, 184, 75, 0.4);
        }

        .milestone-item__year {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }

        .milestone-item__desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== 社会认同 ========== */
        .social-proof {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .proof-card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            padding: 28px;
            text-align: center;
            transition: all var(--transition-base);
        }

        .proof-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }

        .proof-card__stars {
            color: var(--color-accent);
            font-size: 18px;
            letter-spacing: 4px;
            margin-bottom: 12px;
        }

        .proof-card__text {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            font-style: italic;
            margin-bottom: 12px;
        }

        .proof-card__author {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-primary);
        }

        .proof-card__role {
            font-size: 12px;
            color: var(--color-text-secondary);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .faq-item {
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: var(--color-border);
        }

        .faq-item.is-open {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card);
        }

        .faq-item__question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            width: 100%;
            text-align: left;
            font-size: 17px;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-white);
            transition: background var(--transition-base);
            border: none;
        }

        .faq-item__question:hover {
            background: rgba(242, 184, 75, 0.06);
        }

        .faq-item__icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(11, 29, 51, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            flex-shrink: 0;
            transition: transform var(--transition-base), background var(--transition-base);
        }

        .faq-item.is-open .faq-item__icon {
            transform: rotate(45deg);
            background: var(--color-accent);
            color: var(--color-white);
        }

        .faq-item__answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth);
            background: var(--color-bg);
        }

        .faq-item.is-open .faq-item__answer {
            max-height: 600px;
        }

        .faq-item__answer-inner {
            padding: 20px 24px;
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            border-left: 3px solid var(--color-accent);
            margin-left: 24px;
        }

        /* ========== 转化表单 ========== */
        .cta-form-section {
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 72px 0;
        }

        .cta-form-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(11, 29, 51, 0.88);
            z-index: 1;
        }

        .cta-form-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }

        .cta-form-heading h2 {
            color: var(--color-white);
            font-size: 34px;
            margin-bottom: 16px;
        }

        .cta-form-heading p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 16px;
            line-height: 1.8;
            max-width: 500px;
            margin-bottom: 24px;
        }

        .cta-form-heading .contact-item {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            margin-bottom: 8px;
        }

        .cta-form-heading .contact-item .contact-icon {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: rgba(242, 184, 75, 0.2);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
        }

        .cta-form-card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            padding: 36px;
            box-shadow: 0 24px 56px rgba(0, 0, 0, 0.3);
        }

        .cta-form-card h3 {
            font-size: 22px;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .cta-form-card .form-subtitle {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-bottom: 24px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 13px 16px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            font-size: 15px;
            background: var(--color-white);
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(242, 184, 75, 0.15);
            outline: none;
        }

        .form-group textarea {
            resize: vertical;
            min-height: 90px;
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .form-privacy {
            font-size: 12px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin-top: 16px;
        }

        .cta-form-card .btn-primary {
            width: 100%;
            margin-top: 8px;
            padding: 15px 24px;
            font-size: 16px;
        }

        .cta-form-card .btn-outline-dark {
            width: 100%;
            margin-top: 10px;
            padding: 12px 20px;
            font-size: 14px;
            text-align: center;
        }

        /* ========== 新闻中心 ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .news-card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            padding: 28px;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            gap: 10px;
            cursor: pointer;
        }

        .news-card:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .news-card__date {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-green);
            letter-spacing: 0.02em;
        }

        .news-card__title {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.5;
        }

        .news-card__excerpt {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
        }

        .news-card__read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-base);
        }

        .news-card:hover .news-card__read-more {
            gap: 8px;
        }

        .news-card__read-more::after {
            content: '→';
            font-size: 16px;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 0;
            font-size: 14px;
        }

        .site-footer .container {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }

        .footer-brand .logo {
            color: var(--color-white);
            margin-bottom: 16px;
        }

        .footer-brand .logo-icon {
            background: rgba(255, 255, 255, 0.15);
        }

        .footer-brand__desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 300px;
        }

        .footer-links h4 {
            color: var(--color-white);
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: color var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--color-accent);
        }

        .footer-contact h4 {
            color: var(--color-white);
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }

        .footer-contact p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 6px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            margin-top: 16px;
        }

        .footer-bottom .container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            padding-bottom: 20px;
        }

        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.7;
        }

        .footer-bottom .footer-bottom__links {
            display: flex;
            gap: 18px;
            font-size: 13px;
        }

        .footer-bottom .footer-bottom__links a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-base);
        }

        .footer-bottom .footer-bottom__links a:hover {
            color: var(--color-accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1200px) {
            .hero .container {
                gap: 32px;
            }

            .hero h1 {
                font-size: 38px;
            }

            .service-grid {
                grid-template-columns: 1.2fr 1fr 1fr;
                gap: 16px;
            }

            .service-card--featured {
                padding: 28px;
                min-height: 320px;
            }

            .milestones::before {
                left: 15%;
                right: 15%;
            }
        }

        @media (max-width: 992px) {
            :root {
                --section-space: 56px;
                --nav-height: 64px;
            }

            .main-nav {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-location {
                display: none;
            }

            .mobile-menu {
                display: block;
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                bottom: 0;
                background: var(--color-primary);
                z-index: 999;
                padding: 24px;
                overflow-y: auto;
                transform: translateX(100%);
                transition: transform var(--transition-smooth);
            }

            .mobile-menu.is-open {
                transform: translateX(0);
            }

            .mobile-menu .nav-location__btn {
                width: 100%;
                justify-content: center;
                margin-bottom: 16px;
                background: rgba(255, 255, 255, 0.1);
                border-color: rgba(255, 255, 255, 0.2);
                color: var(--color-white);
            }

            .mobile-menu .main-nav {
                display: flex;
                flex-direction: column;
                gap: 4px;
            }

            .mobile-menu .main-nav__link {
                color: var(--color-white);
                font-size: 17px;
                padding: 14px 16px;
                width: 100%;
                border-radius: var(--radius-btn);
                background: transparent;
            }

            .mobile-menu .main-nav__link:hover,
            .mobile-menu .main-nav__link.active {
                background: rgba(255, 255, 255, 0.1);
                color: var(--color-accent);
            }

            .mobile-menu .main-nav__link.active::after {
                display: none;
            }

            .hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .hero {
                min-height: auto;
                padding: 48px 0 40px;
            }

            .hero h1 {
                font-size: 34px;
            }

            .hero__metrics {
                grid-template-columns: repeat(3, 1fr);
            }

            .service-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .service-card--featured {
                grid-column: span 2;
                min-height: 280px;
            }

            .about-section {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .comparison-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .deep-content {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .selling-points {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }

            .milestones {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }

            .milestones::before {
                display: none;
            }

            .social-proof {
                grid-template-columns: 1fr;
                gap: 14px;
                max-width: 500px;
                margin: 0 auto;
            }

            .cta-form-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .cta-form-card {
                max-width: 600px;
                margin: 0 auto;
            }

            .news-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .site-footer .container {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-space: 40px;
            }

            .container {
                padding: 0 16px;
            }

            h1 {
                font-size: 30px;
            }

            h2 {
                font-size: 26px;
            }

            .section__title {
                font-size: 26px;
            }

            .hero {
                padding: 32px 0 28px;
            }

            .hero h1 {
                font-size: 28px;
                line-height: 1.35;
            }

            .hero__subtitle {
                font-size: 15px;
            }

            .hero__metrics {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }

            .metric-card {
                padding: 12px 10px;
            }

            .metric-card__number {
                font-size: 26px;
            }

            .hero__cta-group {
                flex-direction: column;
                gap: 10px;
            }

            .hero__cta-group .btn {
                width: 100%;
            }

            .compare-card {
                padding: 18px;
            }

            .compare-card__price {
                font-size: 24px;
            }

            .service-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .service-card--featured {
                grid-column: span 1;
                min-height: 220px;
            }

            .service-card--featured .service-card__title {
                font-size: 20px;
            }

            .service-card {
                padding: 22px;
            }

            .selling-points {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .selling-point {
                padding: 24px;
            }

            .milestones {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .faq-item__question {
                padding: 16px 18px;
                font-size: 15px;
            }

            .faq-item__answer-inner {
                padding: 16px 18px;
                font-size: 14px;
                margin-left: 18px;
            }

            .cta-form-card {
                padding: 24px;
            }

            .form-row {
                grid-template-columns: 1fr;
                gap: 0;
            }

            .news-card {
                padding: 22px;
            }

            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom .container {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }

            .news-ticker__list {
                gap: 16px;
            }

            .section__header {
                margin-bottom: 28px;
            }
        }

        @media (max-width: 480px) {
            .hero h1 {
                font-size: 24px;
            }

            .hero__badge {
                font-size: 12px;
                padding: 5px 12px;
            }

            .hero__metrics {
                grid-template-columns: 1fr 1fr;
                gap: 6px;
            }

            .metric-card__number {
                font-size: 22px;
            }

            .metric-card__label {
                font-size: 11px;
            }

            .btn {
                padding: 12px 20px;
                font-size: 14px;
            }

            .section__title {
                font-size: 22px;
            }

            .service-card--featured {
                min-height: 180px;
                padding: 20px;
            }

            .comparison-panel {
                padding: 22px;
            }

            .cta-form-card {
                padding: 20px;
            }

            .cta-form-heading h2 {
                font-size: 26px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #0B1D33;
            --color-primary-light: #142C4C;
            --color-primary-soft: #1E3A5F;
            --color-accent: #F2B84B;
            --color-accent-hover: #D99E32;
            --color-green: #2A9D8F;
            --color-green-light: #E6F4F2;
            --color-bg: #F4F7FA;
            --color-white: #FFFFFF;
            --color-text: #182635;
            --color-text-secondary: #5A6B7C;
            --color-border: #D8E0E8;
            --color-border-light: #E9EEF3;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-pill: 999px;
            --radius-sm: 4px;
            --shadow-card: 0 8px 24px rgba(11, 29, 51, 0.08);
            --shadow-hover: 0 12px 28px rgba(11, 29, 51, 0.15);
            --font-heading: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-number: 'Barlow Condensed', 'DIN Condensed', 'PingFang SC', sans-serif;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1280px;
            --section-space: 84px;
            --section-space-mobile: 48px;
            --nav-height: 72px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: all var(--transition-base);
        }
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 16px;
            color: var(--color-text);
            outline: none;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }
        ul,
        ol {
            list-style: none;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            transition: box-shadow var(--transition-smooth), background var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 16px rgba(11, 29, 51, 0.08);
            background: rgba(255, 255, 255, 0.99);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 16px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 22px;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            line-height: 1;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 18px;
            font-weight: 900;
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
        }
        .logo-icon::after {
            content: '';
            position: absolute;
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
            top: 6px;
            right: 7px;
            box-shadow: -8px 6px 0 -1px var(--color-green), -14px 2px 0 -2px var(--color-accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }
        .main-nav__link {
            display: inline-flex;
            align-items: center;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
        }
        .main-nav__link:hover {
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.1);
        }
        .main-nav__link.active {
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.15);
        }
        .main-nav__link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 2px;
            background: var(--color-accent);
        }
        .nav-location {
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }
        .nav-location__btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            white-space: nowrap;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }
        .nav-location__btn:hover {
            border-color: var(--color-accent);
            box-shadow: 0 2px 10px rgba(242, 184, 75, 0.2);
        }
        .pin-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
            position: relative;
        }
        .pin-dot::before {
            content: '';
            position: absolute;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            border: 2px solid rgba(242, 184, 75, 0.35);
            top: -4px;
            left: -4px;
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 6px;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-base);
        }
        .nav-toggle:hover {
            background: rgba(242, 184, 75, 0.15);
        }
        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-primary);
            transition: transform var(--transition-base), opacity var(--transition-base);
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(8px) rotate(45deg);
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-8px) rotate(-45deg);
        }
        .mobile-menu {
            display: none;
            background: var(--color-primary);
            padding: 16px 24px 28px;
            flex-direction: column;
            gap: 8px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .mobile-menu .nav-location__btn {
            background: var(--color-primary-soft);
            color: var(--color-white);
            border-color: rgba(255, 255, 255, 0.15);
            justify-content: center;
            margin-bottom: 12px;
        }
        .mobile-menu .main-nav {
            flex-direction: column;
            align-items: stretch;
            gap: 2px;
        }
        .mobile-menu .main-nav__link {
            color: var(--color-white);
            padding: 12px 16px;
            border-radius: var(--radius-btn);
        }
        .mobile-menu .main-nav__link:hover {
            background: rgba(242, 184, 75, 0.12);
            color: var(--color-accent);
        }
        .mobile-menu .main-nav__link.active {
            background: rgba(242, 184, 75, 0.2);
            color: var(--color-accent);
        }
        .mobile-menu .main-nav__link.active::after {
            display: none;
        }

        /* ========== 内页Banner ========== */
        .page-banner {
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 72px 0 56px;
            color: var(--color-white);
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(11, 29, 51, 0.82);
        }
        .page-banner .container {
            position: relative;
            z-index: 1;
        }
        .page-banner__breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 24px;
        }
        .page-banner__breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-base);
        }
        .page-banner__breadcrumb a:hover {
            color: var(--color-accent);
        }
        .page-banner__breadcrumb .separator {
            color: rgba(255, 255, 255, 0.4);
        }
        .page-banner__breadcrumb .current {
            color: var(--color-accent);
        }
        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 42px;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.01em;
            color: var(--color-white);
            margin-bottom: 16px;
        }
        .page-banner__desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.8);
            max-width: 720px;
            margin-bottom: 32px;
        }
        .page-banner__stats {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
        }
        .page-banner__stat {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .page-banner__stat-number {
            font-family: var(--font-number);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
        }
        .page-banner__stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== 裂变邀请模块 ========== */
        .invite-banner {
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 32px 36px;
            margin-top: -28px;
            position: relative;
            z-index: 2;
            display: flex;
            gap: 32px;
            align-items: center;
            flex-wrap: wrap;
        }
        .invite-banner__content {
            flex: 1;
            min-width: 260px;
        }
        .invite-banner__title {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .invite-banner__title .icon {
            color: var(--color-accent);
            font-size: 24px;
        }
        .invite-banner__desc {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .invite-banner__progress-wrap {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 20px;
        }
        .invite-banner__progress-track {
            flex: 1;
            height: 8px;
            background: var(--color-border-light);
            border-radius: 4px;
            overflow: hidden;
        }
        .invite-banner__progress-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--color-accent), #F5D088);
            border-radius: 4px;
            transition: width 0.6s ease;
        }
        .invite-banner__progress-text {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-secondary);
            white-space: nowrap;
        }
        .invite-banner__actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-btn);
            transition: all var(--transition-base);
            line-height: 1.2;
            white-space: nowrap;
        }
        .btn-accent {
            background: var(--color-accent);
            color: var(--color-primary);
        }
        .btn-accent:hover {
            background: var(--color-accent-hover);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-border);
        }
        .btn-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.08);
        }
        .btn-white {
            background: var(--color-white);
            color: var(--color-primary);
        }
        .btn-white:hover {
            background: rgba(255, 255, 255, 0.9);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: var(--section-space) 0;
        }
        .section-heading {
            margin-bottom: 40px;
        }
        .section-heading__label {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent);
            background: rgba(242, 184, 75, 0.12);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .section-heading h2 {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }
        .section-heading__desc {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 720px;
            line-height: 1.8;
        }

        /* ========== 装备商品网格 ========== */
        .equipment-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .equipment-card {
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            display: flex;
            flex-direction: column;
        }
        .equipment-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }
        .equipment-card__media {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
            background: var(--color-bg);
        }
        .equipment-card__media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .equipment-card:hover .equipment-card__media img {
            transform: scale(1.04);
        }
        .equipment-card__tags {
            position: absolute;
            top: 12px;
            left: 12px;
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            line-height: 1.4;
        }
        .tag-hot {
            background: #FDE8E8;
            color: #C0392B;
        }
        .tag-new {
            background: var(--color-green-light);
            color: var(--color-green);
        }
        .tag-recommend {
            background: rgba(242, 184, 75, 0.18);
            color: #8A6A1F;
        }
        .equipment-card__body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .equipment-card__name {
            font-family: var(--font-heading);
            font-size: 19px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .equipment-card__spec {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 10px;
            line-height: 1.6;
        }
        .equipment-card__price-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: auto;
            padding-top: 16px;
            border-top: 1px solid var(--color-border-light);
        }
        .equipment-card__price {
            font-family: var(--font-number);
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary);
        }
        .equipment-card__price .currency {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-secondary);
            margin-right: 2px;
        }
        .equipment-card__btn {
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            background: var(--color-primary);
            color: var(--color-white);
            transition: all var(--transition-base);
        }
        .equipment-card__btn:hover {
            background: var(--color-accent);
            color: var(--color-primary);
        }

        /* ========== 装备详情列表 ========== */
        .equipment-detail-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .equipment-detail-item {
            display: flex;
            gap: 24px;
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
            align-items: center;
        }
        .equipment-detail-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }
        .equipment-detail-item__img {
            width: 120px;
            height: 90px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--color-bg);
        }
        .equipment-detail-item__img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .equipment-detail-item__info {
            flex: 1;
            min-width: 0;
        }
        .equipment-detail-item__name {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }
        .equipment-detail-item__spec {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        .equipment-detail-item__price {
            font-family: var(--font-number);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            white-space: nowrap;
        }
        .equipment-detail-item__price .currency {
            font-size: 13px;
            color: var(--color-text-secondary);
            font-weight: 600;
        }

        /* ========== 推荐装备区块 ========== */
        .recommend-section {
            background: var(--color-primary);
            padding: var(--section-space) 0;
            color: var(--color-white);
        }
        .recommend-section .section-heading h2 {
            color: var(--color-white);
        }
        .recommend-section .section-heading__desc {
            color: rgba(255, 255, 255, 0.7);
        }
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .recommend-card {
            background: var(--color-primary-soft);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-card);
            padding: 24px;
            transition: transform var(--transition-base), border-color var(--transition-base);
        }
        .recommend-card:hover {
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }
        .recommend-card__icon {
            font-size: 28px;
            margin-bottom: 12px;
            color: var(--color-accent);
        }
        .recommend-card__title {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 8px;
        }
        .recommend-card__desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--color-bg);
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 860px;
        }
        .faq-item {
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: box-shadow var(--transition-base), border-color var(--transition-base);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card);
        }
        .faq-item.open {
            border-color: var(--color-accent);
        }
        .faq-item__question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            font-size: 18px;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-white);
            text-align: left;
            transition: background var(--transition-base);
        }
        .faq-item__question:hover {
            background: rgba(242, 184, 75, 0.05);
        }
        .faq-item__icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(242, 184, 75, 0.15);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            transition: transform var(--transition-base);
        }
        .faq-item.open .faq-item__icon {
            transform: rotate(45deg);
        }
        .faq-item__answer {
            padding: 0 24px 22px;
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            display: none;
            border-left: 3px solid var(--color-accent);
            margin-left: 24px;
            padding-left: 16px;
        }
        .faq-item.open .faq-item__answer {
            display: block;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--color-primary);
            padding: var(--section-space) 0;
            color: var(--color-white);
        }
        .cta-wrap {
            display: flex;
            gap: 40px;
            align-items: flex-start;
            flex-wrap: wrap;
        }
        .cta-content {
            flex: 1;
            min-width: 280px;
        }
        .cta-content h2 {
            font-family: var(--font-heading);
            font-size: 30px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 14px;
            line-height: 1.3;
        }
        .cta-content p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .cta-content .phone-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: var(--color-accent);
            padding: 10px 20px;
            border: 1px solid rgba(242, 184, 75, 0.4);
            border-radius: var(--radius-btn);
            transition: all var(--transition-base);
        }
        .cta-content .phone-link:hover {
            background: rgba(242, 184, 75, 0.1);
            border-color: var(--color-accent);
        }
        .cta-form {
            flex: 1;
            min-width: 320px;
            background: var(--color-primary-soft);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-card);
            padding: 28px 30px;
        }
        .cta-form__title {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 20px;
        }
        .form-group {
            margin-bottom: 14px;
        }
        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 6px;
        }
        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 14px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-btn);
            color: var(--color-white);
            font-size: 15px;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }
        .form-group input::placeholder,
        .form-group textarea::placeholder {
            color: rgba(255, 255, 255, 0.45);
        }
        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(242, 184, 75, 0.15);
        }
        .form-group select option {
            color: var(--color-text);
            background: var(--color-white);
        }
        .cta-form .btn {
            width: 100%;
            margin-top: 6px;
        }
        .privacy-note {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 12px;
            text-align: center;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.75);
            padding-top: 64px;
        }
        .site-footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 36px;
        }
        .footer-brand .logo {
            color: var(--color-white);
            margin-bottom: 16px;
        }
        .footer-brand__desc {
            font-size: 14px;
            line-height: 1.8;
            max-width: 320px;
        }
        .footer-links h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 14px;
        }
        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-base);
        }
        .footer-links a:hover {
            color: var(--color-accent);
        }
        .footer-contact h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 14px;
        }
        .footer-contact p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
        }
        .footer-bottom {
            margin-top: 48px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
        }
        .footer-bottom .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom__links {
            display: flex;
            gap: 20px;
        }
        .footer-bottom__links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-base);
        }
        .footer-bottom__links a:hover {
            color: var(--color-accent);
        }

        /* ========== 响应式断点 ========== */
        @media (max-width: 1024px) {
            .main-nav__link {
                padding: 10px 8px;
                font-size: 14px;
            }
            .equipment-grid {
                gap: 16px;
            }
            .equipment-card__body {
                padding: 18px 18px 20px;
            }
            .recommend-grid {
                gap: 16px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --section-space: var(--section-space-mobile);
                --nav-height: 64px;
            }
            .site-header .container {
                height: var(--nav-height);
            }
            .main-nav {
                display: none;
            }
            .nav-location {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-menu {
                display: flex;
            }
            .page-banner {
                padding: 52px 0 40px;
            }
            .page-banner h1 {
                font-size: 30px;
            }
            .page-banner__stats {
                gap: 20px;
            }
            .page-banner__stat-number {
                font-size: 24px;
            }
            .invite-banner {
                padding: 24px 20px;
                flex-direction: column;
                gap: 20px;
                margin-top: -14px;
            }
            .equipment-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .equipment-detail-item {
                flex-wrap: wrap;
                gap: 16px;
                padding: 16px;
            }
            .equipment-detail-item__img {
                width: 80px;
                height: 60px;
            }
            .equipment-detail-item__price {
                font-size: 18px;
            }
            .recommend-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .cta-wrap {
                flex-direction: column;
            }
            .cta-form {
                padding: 22px 20px;
            }
            .section-heading h2 {
                font-size: 26px;
            }
            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer {
                padding-top: 48px;
            }
            .footer-bottom .container {
                flex-direction: column;
                text-align: center;
            }
            .faq-item__question {
                font-size: 16px;
                padding: 16px 18px;
            }
            .faq-item__answer {
                margin-left: 18px;
                padding: 0 18px 18px;
                font-size: 15px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }
            .page-banner h1 {
                font-size: 26px;
            }
            .page-banner__desc {
                font-size: 15px;
            }
            .invite-banner__title {
                font-size: 19px;
            }
            .equipment-card__name {
                font-size: 17px;
            }
            .equipment-card__price {
                font-size: 20px;
            }
            .btn {
                padding: 12px 20px;
                font-size: 15px;
            }
            .section-heading h2 {
                font-size: 22px;
            }
            .cta-content h2 {
                font-size: 24px;
            }
            .equipment-detail-item {
                flex-direction: column;
                align-items: flex-start;
            }
            .equipment-detail-item__img {
                width: 100%;
                height: 140px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #0B1D33;
            --color-primary-light: #142C4C;
            --color-primary-soft: #1E3A5F;
            --color-accent: #F2B84B;
            --color-accent-hover: #D99E32;
            --color-green: #2A9D8F;
            --color-green-light: #E6F4F2;
            --color-bg: #F4F7FA;
            --color-white: #FFFFFF;
            --color-text: #182635;
            --color-text-secondary: #5A6B7C;
            --color-border: #D8E0E8;
            --color-border-light: #E9EEF3;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-pill: 999px;
            --radius-sm: 4px;
            --shadow-card: 0 8px 24px rgba(11, 29, 51, 0.08);
            --shadow-hover: 0 12px 28px rgba(11, 29, 51, 0.15);
            --font-heading: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-number: 'Barlow Condensed', 'DIN Condensed', 'PingFang SC', sans-serif;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1280px;
            --section-space: 84px;
            --section-space-mobile: 48px;
            --nav-height: 72px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: all var(--transition-base);
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 16px;
            color: var(--color-text);
            outline: none;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            transition: box-shadow var(--transition-smooth), background var(--transition-smooth);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 16px rgba(11, 29, 51, 0.08);
            background: rgba(255, 255, 255, 0.99);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 16px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 22px;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            line-height: 1;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 18px;
            font-weight: 900;
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
        }

        .logo-icon::after {
            content: '';
            position: absolute;
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
            top: 6px;
            right: 7px;
            box-shadow: -8px 6px 0 -1px var(--color-green), -14px 2px 0 -2px var(--color-accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .main-nav__link {
            display: inline-flex;
            align-items: center;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .main-nav__link:hover {
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.1);
        }

        .main-nav__link.active {
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.15);
        }

        .main-nav__link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .nav-location {
            display: flex;
            align-items: center;
            flex-shrink: 0;
        }

        .nav-location__btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            background: var(--color-white);
            transition: all var(--transition-base);
        }

        .nav-location__btn:hover {
            border-color: var(--color-accent);
            background: rgba(242, 184, 75, 0.08);
        }

        .pin-dot {
            width: 8px;
            height: 8px;
            background: var(--color-accent);
            border-radius: 50%;
            position: relative;
            flex-shrink: 0;
        }

        .pin-dot::after {
            content: '';
            position: absolute;
            width: 12px;
            height: 12px;
            border: 2px solid var(--color-accent);
            border-radius: 50%;
            top: -4px;
            left: -4px;
            opacity: 0.4;
            animation: pinPulse 2s infinite;
        }

        @keyframes pinPulse {
            0%,
            100% {
                opacity: 0.4;
                transform: scale(1);
            }
            50% {
                opacity: 0;
                transform: scale(1.6);
            }
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: none;
            border: none;
            cursor: pointer;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .mobile-menu {
            display: none;
            background: var(--color-primary);
            padding: 16px 24px 24px;
            flex-direction: column;
            gap: 12px;
            overflow-y: auto;
            max-height: calc(100vh - var(--nav-height));
        }

        .mobile-menu.open {
            display: flex;
        }

        .mobile-menu .nav-location__btn {
            background: var(--color-primary-soft);
            border-color: transparent;
            color: var(--color-white);
            align-self: flex-start;
        }

        .mobile-menu .nav-location__btn:hover {
            border-color: var(--color-accent);
            background: var(--color-primary-light);
        }

        .mobile-menu .main-nav {
            flex-direction: column;
            align-items: stretch;
            gap: 0;
        }

        .mobile-menu .main-nav__link {
            color: var(--color-white);
            padding: 12px 14px;
            border-radius: var(--radius-btn);
            justify-content: flex-start;
        }

        .mobile-menu .main-nav__link:hover,
        .mobile-menu .main-nav__link.active {
            background: rgba(242, 184, 75, 0.12);
            color: var(--color-accent);
        }

        .mobile-menu .main-nav__link.active::after {
            display: none;
        }

        /* ========== 内页 Banner ========== */
        .page-banner {
            position: relative;
            background: var(--color-primary);
            padding: 72px 0 56px;
            overflow: hidden;
            min-height: 360px;
            display: flex;
            align-items: center;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.3;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 29, 51, 0.9) 0%, rgba(11, 29, 51, 0.75) 50%, rgba(20, 44, 76, 0.65) 100%);
            pointer-events: none;
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            gap: 20px;
            align-items: flex-start;
        }

        .page-banner__breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            flex-wrap: wrap;
        }

        .page-banner__breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-base);
        }

        .page-banner__breadcrumb a:hover {
            color: var(--color-accent);
        }

        .page-banner__breadcrumb .sep {
            color: rgba(255, 255, 255, 0.4);
        }

        .page-banner__breadcrumb .current {
            color: var(--color-accent);
        }

        .page-banner h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.25;
            color: var(--color-white);
            letter-spacing: 0.02em;
            margin: 0;
            max-width: 760px;
        }

        .page-banner h1 .highlight {
            color: var(--color-accent);
        }

        .page-banner__desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 640px;
            line-height: 1.8;
            margin: 0;
        }

        .page-banner__stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .page-banner__stat {
            display: flex;
            align-items: baseline;
            gap: 8px;
            color: var(--color-white);
        }

        .page-banner__stat-value {
            font-family: var(--font-number);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            letter-spacing: 0.02em;
        }

        .page-banner__stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== 课程筛选标签 ========== */
        .course-filter-section {
            padding: 40px 0 16px;
        }

        .course-filter-section .container {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .filter-tabs {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .filter-tab {
            padding: 10px 20px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-secondary);
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            cursor: pointer;
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .filter-tab:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
        }

        .filter-tab.active {
            background: var(--color-primary);
            color: var(--color-white);
            border-color: var(--color-primary);
            box-shadow: var(--shadow-card);
        }

        .filter-hint {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin: 0;
        }

        .filter-hint strong {
            color: var(--color-primary);
        }

        /* ========== 课程卡片列表 ========== */
        .course-grid-section {
            padding: 24px 0 var(--section-space);
        }

        .course-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .course-card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .course-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .course-card__image {
            position: relative;
            height: 220px;
            overflow: hidden;
            flex-shrink: 0;
            background: var(--color-primary-light);
        }

        .course-card__image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .course-card:hover .course-card__image img {
            transform: scale(1.04);
        }

        .course-card__badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 6px 14px;
            font-size: 12px;
            font-weight: 700;
            background: var(--color-green);
            color: var(--color-white);
            border-radius: var(--radius-pill);
            z-index: 2;
        }

        .course-card__tag {
            position: absolute;
            top: 14px;
            right: 14px;
            padding: 6px 14px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(11, 29, 51, 0.78);
            color: var(--color-white);
            border-radius: var(--radius-pill);
            z-index: 2;
        }

        .course-card__body {
            padding: 22px 24px 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            flex: 1;
        }

        .course-card__group-label {
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--color-green);
            margin: 0;
        }

        .course-card__title {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.35;
            margin: 0;
        }

        .course-card__desc {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
            flex: 1;
        }

        .course-card__meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 4px;
        }

        .course-card__meta-item {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-text-secondary);
            background: var(--color-bg);
            border-radius: var(--radius-sm);
        }

        .course-card__meta-item svg {
            width: 14px;
            height: 14px;
            flex-shrink: 0;
            color: var(--color-accent);
        }

        .course-card__actions {
            display: flex;
            gap: 12px;
            align-items: center;
            margin-top: auto;
            padding-top: 8px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 22px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all var(--transition-base);
            text-decoration: none;
            line-height: 1.4;
            white-space: nowrap;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(242, 184, 75, 0.5);
            outline-offset: 2px;
        }

        .btn--primary {
            background: var(--color-accent);
            color: var(--color-primary);
            border: 1px solid var(--color-accent);
        }

        .btn--primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .btn--primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn--outline {
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-border);
        }

        .btn--outline:hover {
            border-color: var(--color-accent);
            background: rgba(242, 184, 75, 0.08);
            transform: translateY(-2px);
        }

        .btn--outline:active {
            transform: translateY(0);
        }

        .btn--sm {
            padding: 10px 18px;
            font-size: 14px;
        }

        /* ========== 课程特色 ========== */
        .section {
            padding: var(--section-space) 0;
        }

        .section--bg-white {
            background: var(--color-white);
        }

        .section--bg-dark {
            background: var(--color-primary);
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header__label {
            display: inline-block;
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 700;
            color: var(--color-green);
            background: var(--color-green-light);
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
            letter-spacing: 0.04em;
        }

        .section-header h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
            margin: 0 0 10px;
        }

        .section-header--light h2 {
            color: var(--color-white);
        }

        .section-header__desc {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin: 0;
            max-width: 700px;
        }

        .section-header--light .section-header__desc {
            color: rgba(255, 255, 255, 0.75);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .feature-item {
            background: var(--color-white);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            border: 1px solid var(--color-border-light);
        }

        .feature-item:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }

        .feature-item__icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 22px;
            color: var(--color-accent);
        }

        .feature-item h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 8px;
        }

        .feature-item p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== 训练流程 ========== */
        .process-section {
            padding: var(--section-space) 0;
            background: var(--color-bg);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            counter-reset: step;
        }

        .process-step {
            background: var(--color-white);
            border-radius: var(--radius-card);
            padding: 26px 20px;
            box-shadow: var(--shadow-card);
            position: relative;
            text-align: center;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

        .process-step:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .process-step::before {
            counter-increment: step;
            content: counter(step, decimal-leading-zero);
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 800;
            font-family: var(--font-number);
            margin: 0 auto 12px;
            letter-spacing: 0.02em;
        }

        .process-step h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 8px;
        }

        .process-step p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== 教练团队 ========== */
        .coach-section {
            padding: var(--section-space) 0;
            background: var(--color-white);
        }

        .coach-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .coach-card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

        .coach-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .coach-card__image {
            height: 180px;
            overflow: hidden;
            background: var(--color-primary-light);
        }

        .coach-card__image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .coach-card:hover .coach-card__image img {
            transform: scale(1.03);
        }

        .coach-card__body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .coach-card__name {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0;
        }

        .coach-card__title {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-green);
            margin: 0;
        }

        .coach-card__desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 4px 0 0;
        }

        /* ========== 学员成果 ========== */
        .results-section {
            padding: var(--section-space) 0;
            background: var(--color-bg);
        }

        .results-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .result-card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            padding: 24px 20px;
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: transform var(--transition-base), box-shadow var(--transition-base);
        }

        .result-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .result-card__value {
            font-family: var(--font-number);
            font-size: 36px;
            font-weight: 800;
            color: var(--color-green);
            line-height: 1.1;
            letter-spacing: 0.02em;
            margin: 0 0 4px;
        }

        .result-card__value--accent {
            color: var(--color-accent);
        }

        .result-card__label {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            margin: 0 0 6px;
        }

        .result-card__desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: var(--section-space) 0;
            background: var(--color-white);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: border-color var(--transition-base);
        }

        .faq-item:hover {
            border-color: var(--color-accent);
        }

        .faq-item__question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.5;
            transition: color var(--transition-base);
            text-align: left;
            width: 100%;
        }

        .faq-item__question:hover {
            color: var(--color-green);
        }

        .faq-item__icon {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            position: relative;
            transition: transform var(--transition-base);
        }

        .faq-item__icon::before,
        .faq-item__icon::after {
            content: '';
            position: absolute;
            background: var(--color-accent);
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .faq-item__icon::before {
            width: 16px;
            height: 2px;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
        }

        .faq-item__icon::after {
            width: 2px;
            height: 16px;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
        }

        .faq-item.open .faq-item__icon {
            transform: rotate(45deg);
        }

        .faq-item__answer {
            padding: 0 20px 18px;
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            display: none;
            border-left: 3px solid var(--color-accent);
            margin-left: 20px;
            background: var(--color-bg);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            padding: 14px 18px;
        }

        .faq-item.open .faq-item__answer {
            display: block;
        }

        .faq-item__answer p {
            margin: 0;
        }

        /* ========== CTA 表单 ========== */
        .cta-section {
            padding: var(--section-space) 0;
            background: var(--color-primary);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
            padding: 36px 40px;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-card h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 10px;
            line-height: 1.3;
        }

        .cta-card__desc {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin: 0 0 24px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 6px;
            margin-bottom: 16px;
        }

        .form-group label {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            padding: 12px 16px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            font-size: 15px;
            background: var(--color-white);
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(242, 184, 75, 0.2);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }

        .form-row {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .form-actions {
            display: flex;
            gap: 12px;
            align-items: center;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .form-privacy {
            font-size: 12px;
            color: var(--color-text-secondary);
            margin: 12px 0 0;
            line-height: 1.6;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.8);
        }

        .site-footer .container {
            padding-top: 48px;
            padding-bottom: 32px;
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: 32px;
        }

        .footer-brand .logo {
            color: var(--color-white);
            margin-bottom: 14px;
        }

        .footer-brand .logo-icon {
            background: var(--color-primary-soft);
        }

        .footer-brand__desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
            max-width: 320px;
        }

        .footer-links h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-white);
            margin: 0 0 14px;
        }

        .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-base);
        }

        .footer-links ul a:hover {
            color: var(--color-accent);
        }

        .footer-contact h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-white);
            margin: 0 0 14px;
        }

        .footer-contact p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0 0 6px;
            line-height: 1.7;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 16px 0;
        }

        .footer-bottom .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 0;
            padding-bottom: 0;
        }

        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            margin: 0;
        }

        .footer-bottom__links {
            display: flex;
            gap: 16px;
        }

        .footer-bottom__links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-base);
        }

        .footer-bottom__links a:hover {
            color: var(--color-accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 0;
            }
            .main-nav__link {
                padding: 10px 10px;
                font-size: 14px;
            }
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps {
                grid-template-columns: repeat(3, 1fr);
            }
            .coach-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .results-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .course-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 992px) {
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                display: none;
            }
            .nav-location {
                display: none;
            }
            .mobile-menu.active {
                display: flex;
            }
            .mobile-menu.open {
                display: flex;
            }
            .site-header .container {
                gap: 12px;
            }
            .site-footer .container {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
            .page-banner {
                padding: 48px 0 40px;
                min-height: 300px;
            }
            .page-banner h1 {
                font-size: 32px;
            }
        }

        @media (max-width: 768px) {
            .page-banner h1 {
                font-size: 26px;
            }
            .page-banner__desc {
                font-size: 15px;
            }
            .page-banner__stats {
                gap: 16px;
            }
            .page-banner__stat-value {
                font-size: 24px;
            }
            .filter-tabs {
                gap: 8px;
            }
            .filter-tab {
                padding: 8px 14px;
                font-size: 13px;
            }
            .course-grid {
                grid-template-columns: 1fr;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .coach-grid {
                grid-template-columns: 1fr;
            }
            .results-grid {
                grid-template-columns: 1fr 1fr;
            }
            .cta-card {
                padding: 24px 20px;
            }
            .form-row {
                grid-template-columns: 1fr;
            }
            .form-actions {
                flex-direction: column;
            }
            .form-actions .btn {
                width: 100%;
            }
            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom .container {
                flex-direction: column;
                text-align: center;
            }
            .footer-bottom__links {
                flex-wrap: wrap;
                justify-content: center;
            }
            .section {
                padding: var(--section-space-mobile) 0;
            }
            .section-header h2 {
                font-size: 24px;
            }
            :root {
                --section-space: 48px;
                --nav-height: 60px;
            }
        }

        @media (max-width: 480px) {
            .page-banner h1 {
                font-size: 22px;
            }
            .page-banner__stats {
                flex-direction: column;
                gap: 8px;
            }
            .results-grid {
                grid-template-columns: 1fr;
            }
            .logo {
                font-size: 18px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 15px;
            }
            .container {
                padding: 0 16px;
            }
            .course-card__image {
                height: 180px;
            }
            .course-card__body {
                padding: 18px 16px;
            }
            .course-card__actions {
                flex-direction: column;
            }
            .course-card__actions .btn {
                width: 100%;
            }
        }

/* roulang page: category3 */
:root {
 --color-primary: #0B1D33;
 --color-primary-light: #142C4C;
 --color-primary-soft: #1E3A5F;
 --color-accent: #F2B84B;
 --color-accent-hover: #D99E32;
 --color-green: #2A9D8F;
 --color-green-light: #E6F4F2;
 --color-bg: #F4F7FA;
 --color-white: #FFFFFF;
 --color-text: #182635;
 --color-text-secondary: #5A6B7C;
 --color-border: #D8E0E8;
 --color-border-light: #E9EEF3;
 --radius-card: 10px;
 --radius-btn: 8px;
 --radius-pill: 999px;
 --radius-sm: 4px;
 --shadow-card: 0 8px 24px rgba(11, 29, 51, 0.08);
 --shadow-hover: 0 12px 28px rgba(11, 29, 51, 0.15);
 --font-heading: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
 --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
 --font-number: 'Barlow Condensed', 'DIN Condensed', 'PingFang SC', sans-serif;
 --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
 --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
 --container-max: 1280px;
 --section-space: 84px;
 --section-space-mobile: 48px;
 --nav-height: 72px;
 }

 *,
 *::before,
 *::after {
 box-sizing: border-box;
 margin: 0;
 padding: 0;
 }

 html {
 scroll-behavior: smooth;
 -webkit-text-size-adjust: 100%;
 -webkit-font-smoothing: antialiased;
 -moz-osx-font-smoothing: grayscale;
 }

 body {
 font-family: var(--font-body);
 font-size: 16px;
 line-height: 1.8;
 color: var(--color-text);
 background-color: var(--color-bg);
 min-height: 100vh;
 overflow-x: hidden;
 }

 img {
 max-width: 100%;
 height: auto;
 display: block;
 }

 a {
 color: inherit;
 text-decoration: none;
 transition: color var(--transition-base);
 }

 button {
 font-family: inherit;
 cursor: pointer;
 border: none;
 background: none;
 font-size: inherit;
 transition: all var(--transition-base);
 }

 input,
 select,
 textarea {
 font-family: inherit;
 font-size: 16px;
 color: var(--color-text);
 outline: none;
 transition: border-color var(--transition-base), box-shadow var(--transition-base);
 }

 .container {
 max-width: var(--container-max);
 margin: 0 auto;
 padding: 0 24px;
 }

 /* ========== 导航 ========== */
 .site-header {
 position: sticky;
 top: 0;
 z-index: 1000;
 background: rgba(255, 255, 255, 0.96);
 backdrop-filter: blur(12px);
 -webkit-backdrop-filter: blur(12px);
 border-bottom: 1px solid var(--color-border-light);
 transition: box-shadow var(--transition-smooth), background var(--transition-smooth);
 }

 .site-header.scrolled {
 box-shadow: 0 4px 16px rgba(11, 29, 51, 0.08);
 background: rgba(255, 255, 255, 0.99);
 }

 .site-header .container {
 display: flex;
 align-items: center;
 justify-content: space-between;
 height: var(--nav-height);
 gap: 16px;
 }

 .logo {
 display: flex;
 align-items: center;
 gap: 10px;
 flex-shrink: 0;
 font-weight: 800;
 font-size: 22px;
 letter-spacing: -0.01em;
 color: var(--color-primary);
 line-height: 1;
 }

 .logo-icon {
 width: 38px;
 height: 38px;
 border-radius: 50%;
 background: var(--color-primary);
 display: flex;
 align-items: center;
 justify-content: center;
 color: var(--color-accent);
 font-size: 18px;
 font-weight: 900;
 flex-shrink: 0;
 position: relative;
 overflow: hidden;
 }

 .logo-icon::after {
 content: '';
 position: absolute;
 width: 6px;
 height: 6px;
 background: var(--color-accent);
 border-radius: 50%;
 top: 6px;
 right: 7px;
 box-shadow: -8px 6px 0 -1px var(--color-green), -14px 2px 0 -2px var(--color-accent);
 }

 .main-nav {
 display: flex;
 align-items: center;
 gap: 4px;
 flex: 1;
 justify-content: center;
 flex-wrap: wrap;
 }

 .main-nav__link {
 display: inline-flex;
 align-items: center;
 padding: 10px 14px;
 font-size: 15px;
 font-weight: 600;
 color: var(--color-text);
 border-radius: var(--radius-btn);
 position: relative;
 white-space: nowrap;
 transition: color var(--transition-base), background var(--transition-base);
 }

 .main-nav__link:hover {
 color: var(--color-primary);
 background: rgba(242, 184, 75, 0.1);
 }

 .main-nav__link.active {
 color: var(--color-primary);
 background: rgba(242, 184, 75, 0.15);
 }

 .main-nav__link.active::after {
 content: '';
 position: absolute;
 bottom: 2px;
 left: 50%;
 transform: translateX(-50%);
 width: 24px;
 height: 3px;
 border-radius: var(--radius-sm);
 background: var(--color-accent);
 }

 .nav-location {
 flex-shrink: 0;
 }

 .nav-location__btn {
 display: inline-flex;
 align-items: center;
 gap: 8px;
 padding: 10px 16px;
 background: var(--color-white);
 border: 1px solid var(--color-border);
 border-radius: var(--radius-pill);
 font-size: 14px;
 font-weight: 600;
 color: var(--color-text);
 white-space: nowrap;
 transition: border-color var(--transition-base), box-shadow var(--transition-base), color var(--transition-base);
 }

 .nav-location__btn:hover {
 border-color: var(--color-accent);
 color: var(--color-primary);
 box-shadow: 0 4px 12px rgba(242, 184, 75, 0.2);
 }

 .pin-dot {
 width: 10px;
 height: 10px;
 border-radius: 50%;
 background: var(--color-accent);
 position: relative;
 flex-shrink: 0;
 }

 .pin-dot::after {
 content: '';
 position: absolute;
 inset: -4px;
 border-radius: 50%;
 border: 1px solid rgba(242, 184, 75, 0.5);
 animation: pinPulse 2s ease-in-out infinite;
 }

 @keyframes pinPulse {
 0%,
 100% {
 transform: scale(1);
 opacity: 0.6;
 }
 50% {
 transform: scale(1.4);
 opacity: 0;
 }
 }

 .nav-toggle {
 display: none;
 flex-direction: column;
 justify-content: center;
 gap: 5px;
 width: 44px;
 height: 44px;
 padding: 8px;
 border-radius: var(--radius-btn);
 background: rgba(242, 184, 75, 0.1);
 }

 .nav-toggle span {
 display: block;
 width: 100%;
 height: 2px;
 background: var(--color-primary);
 border-radius: 2px;
 transition: all var(--transition-base);
 transform-origin: center;
 }

 .nav-toggle[aria-expanded="true"] span:nth-child(1) {
 transform: translateY(7px) rotate(45deg);
 }

 .nav-toggle[aria-expanded="true"] span:nth-child(2) {
 opacity: 0;
 }

 .nav-toggle[aria-expanded="true"] span:nth-child(3) {
 transform: translateY(-7px) rotate(-45deg);
 }

 .mobile-menu {
 display: none;
 position: fixed;
 top: var(--nav-height);
 left: 0;
 right: 0;
 bottom: 0;
 background: var(--color-primary);
 z-index: 999;
 padding: 24px;
 overflow-y: auto;
 flex-direction: column;
 gap: 16px;
 }

 .mobile-menu.open {
 display: flex;
 }

 .mobile-menu .nav-location__btn {
 width: 100%;
 justify-content: center;
 background: rgba(255, 255, 255, 0.08);
 border-color: rgba(255, 255, 255, 0.2);
 color: var(--color-white);
 }

 .mobile-menu .nav-location__btn:hover {
 border-color: var(--color-accent);
 color: var(--color-accent);
 }

 .mobile-menu .main-nav {
 flex-direction: column;
 align-items: stretch;
 gap: 8px;
 flex: none;
 }

 .mobile-menu .main-nav__link {
 display: block;
 padding: 14px 18px;
 font-size: 17px;
 color: var(--color-white);
 border-radius: var(--radius-btn);
 text-align: center;
 }

 .mobile-menu .main-nav__link:hover,
 .mobile-menu .main-nav__link.active {
 background: rgba(242, 184, 75, 0.15);
 color: var(--color-accent);
 }

 /* ========== 页面 Banner ========== */
 .page-banner {
 position: relative;
 background-image: linear-gradient(135deg, rgba(11, 29, 51, 0.92) 0%, rgba(20, 44, 76, 0.85) 55%, rgba(11, 29, 51, 0.95) 100%), url('/assets/images/backpic/back-2.webp');
 background-size: cover;
 background-position: center;
 min-height: 420px;
 display: flex;
 align-items: center;
 padding: 80px 0 72px;
 color: var(--color-white);
 }

 .page-banner::before {
 content: '';
 position: absolute;
 inset: 0;
 background: radial-gradient(ellipse at 80% 30%, rgba(42, 157, 143, 0.25), transparent 55%);
 pointer-events: none;
 }

 .page-banner .container {
 position: relative;
 z-index: 2;
 width: 100%;
 }

 .page-banner__inner {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 48px;
 flex-wrap: wrap;
 }

 .page-banner__content {
 flex: 1;
 min-width: 280px;
 max-width: 680px;
 }

 .page-banner__eyebrow {
 display: inline-flex;
 align-items: center;
 gap: 8px;
 padding: 8px 16px;
 background: rgba(242, 184, 75, 0.15);
 border: 1px solid rgba(242, 184, 75, 0.35);
 border-radius: var(--radius-pill);
 font-size: 13px;
 font-weight: 600;
 color: var(--color-accent);
 letter-spacing: 0.02em;
 margin-bottom: 20px;
 }

 .page-banner__eyebrow .dot {
 width: 7px;
 height: 7px;
 border-radius: 50%;
 background: var(--color-accent);
 }

 .page-banner h1 {
 font-size: 42px;
 font-weight: 800;
 line-height: 1.25;
 letter-spacing: -0.01em;
 margin-bottom: 20px;
 font-family: var(--font-heading);
 color: var(--color-white);
 }

 .page-banner h1 .highlight {
 color: var(--color-accent);
 }

 .page-banner__desc {
 font-size: 17px;
 line-height: 1.85;
 color: rgba(255, 255, 255, 0.85);
 max-width: 600px;
 margin-bottom: 28px;
 }

 .page-banner__actions {
 display: flex;
 gap: 14px;
 flex-wrap: wrap;
 }

 .btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 padding: 13px 28px;
 border-radius: var(--radius-btn);
 font-weight: 700;
 font-size: 15px;
 line-height: 1.4;
 transition: all var(--transition-base);
 text-decoration: none;
 }

 .btn-primary {
 background: var(--color-accent);
 color: var(--color-primary);
 }

 .btn-primary:hover {
 background: var(--color-accent-hover);
 box-shadow: 0 8px 20px rgba(242, 184, 75, 0.35);
 transform: translateY(-2px);
 }

 .btn-outline-white {
 border: 1px solid rgba(255, 255, 255, 0.5);
 color: var(--color-white);
 background: transparent;
 }

 .btn-outline-white:hover {
 border-color: var(--color-accent);
 color: var(--color-accent);
 background: rgba(242, 184, 75, 0.08);
 }

 .btn-outline-dark {
 border: 1px solid var(--color-primary);
 color: var(--color-primary);
 background: transparent;
 }

 .btn-outline-dark:hover {
 background: var(--color-primary);
 color: var(--color-white);
 }

 .page-banner__stats {
 flex-shrink: 0;
 display: grid;
 grid-template-columns: repeat(2, 1fr);
 gap: 16px;
 max-width: 400px;
 }

 .page-banner__stat {
 background: rgba(255, 255, 255, 0.07);
 border: 1px solid rgba(255, 255, 255, 0.12);
 border-radius: var(--radius-card);
 padding: 24px 20px;
 text-align: center;
 min-width: 130px;
 }

 .page-banner__stat-number {
 font-family: var(--font-number);
 font-size: 36px;
 font-weight: 700;
 color: var(--color-accent);
 line-height: 1.2;
 letter-spacing: 0.01em;
 }

 .page-banner__stat-label {
 font-size: 13px;
 color: rgba(255, 255, 255, 0.7);
 margin-top: 6px;
 }

 /* ========== 通用板块 ========== */
 .section {
 padding: var(--section-space) 0;
 }

 .section--alt {
 background: var(--color-white);
 }

 .section--deep {
 background: var(--color-primary);
 }

 .section-header {
 margin-bottom: 44px;
 }

 .section-header__eyebrow {
 display: inline-block;
 font-size: 13px;
 font-weight: 700;
 color: var(--color-green);
 letter-spacing: 0.05em;
 text-transform: uppercase;
 margin-bottom: 10px;
 }

 .section-header h2 {
 font-size: 32px;
 font-weight: 700;
 color: var(--color-primary);
 line-height: 1.35;
 margin-bottom: 14px;
 font-family: var(--font-heading);
 }

 .section-header p {
 font-size: 16px;
 color: var(--color-text-secondary);
 max-width: 680px;
 line-height: 1.85;
 }

 .section--deep .section-header h2 {
 color: var(--color-white);
 }

 .section--deep .section-header p {
 color: rgba(255, 255, 255, 0.75);
 }

 /* ========== 热门赛事 ========== */
 .featured-events {
 display: grid;
 grid-template-columns: repeat(3, 1fr);
 gap: 24px;
 }

 .featured-event-card {
 background: var(--color-white);
 border-radius: var(--radius-card);
 overflow: hidden;
 box-shadow: var(--shadow-card);
 transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
 }

 .featured-event-card:hover {
 box-shadow: var(--shadow-hover);
 transform: translateY(-3px);
 }

 .featured-event-card__media {
 position: relative;
 height: 200px;
 overflow: hidden;
 }

 .featured-event-card__media img {
 width: 100%;
 height: 100%;
 object-fit: cover;
 transition: transform 0.5s ease;
 }

 .featured-event-card:hover .featured-event-card__media img {
 transform: scale(1.05);
 }

 .featured-event-card__badge {
 position: absolute;
 top: 14px;
 left: 14px;
 display: inline-flex;
 align-items: center;
 gap: 6px;
 padding: 6px 14px;
 border-radius: var(--radius-pill);
 font-size: 12px;
 font-weight: 700;
 letter-spacing: 0.03em;
 background: var(--color-green);
 color: #fff;
 }

 .featured-event-card__badge--upcoming {
 background: var(--color-accent);
 color: var(--color-primary);
 }

 .featured-event-card__body {
 padding: 22px 20px 24px;
 }

 .featured-event-card__title {
 font-size: 18px;
 font-weight: 700;
 color: var(--color-primary);
 margin-bottom: 10px;
 line-height: 1.45;
 font-family: var(--font-heading);
 }

 .featured-event-card__meta {
 display: flex;
 flex-wrap: wrap;
 gap: 12px;
 margin-bottom: 14px;
 }

 .featured-event-card__meta-item {
 display: inline-flex;
 align-items: center;
 gap: 5px;
 font-size: 13px;
 color: var(--color-text-secondary);
 }

 .featured-event-card__meta-item .icon {
 width: 14px;
 height: 14px;
 border-radius: 50%;
 display: inline-flex;
 align-items: center;
 justify-content: center;
 font-size: 9px;
 color: #fff;
 }

 .featured-event-card__meta-item .icon--date {
 background: var(--color-green);
 }

 .featured-event-card__meta-item .icon--group {
 background: var(--color-accent);
 color: var(--color-primary);
 }

 .featured-event-card__fee {
 font-size: 14px;
 color: var(--color-text-secondary);
 margin-bottom: 14px;
 }

 .featured-event-card__link {
 display: inline-flex;
 align-items: center;
 gap: 6px;
 font-size: 14px;
 font-weight: 700;
 color: var(--color-primary);
 transition: color var(--transition-base), gap var(--transition-base);
 }

 .featured-event-card__link:hover {
 color: var(--color-green);
 gap: 10px;
 }

 /* ========== 赛事时间线 ========== */
 .timeline {
 position: relative;
 max-width: 900px;
 margin: 0 auto;
 }

 .timeline::before {
 content: '';
 position: absolute;
 left: 24px;
 top: 0;
 bottom: 0;
 width: 3px;
 background: linear-gradient(to bottom, var(--color-accent), var(--color-green));
 border-radius: 3px;
 }

 .timeline-item {
 position: relative;
 padding-left: 70px;
 margin-bottom: 32px;
 }

 .timeline-item:last-child {
 margin-bottom: 0;
 }

 .timeline-item__marker {
 position: absolute;
 left: 8px;
 top: 8px;
 width: 34px;
 height: 34px;
 border-radius: 50%;
 background: var(--color-primary);
 border: 3px solid var(--color-accent);
 display: flex;
 align-items: center;
 justify-content: center;
 color: var(--color-accent);
 font-size: 14px;
 font-weight: 800;
 z-index: 2;
 }

 .timeline-item__card {
 background: var(--color-white);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow-card);
 padding: 22px 24px;
 display: flex;
 flex-wrap: wrap;
 gap: 20px;
 align-items: flex-start;
 transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
 border-left: 3px solid var(--color-accent);
 }

 .timeline-item__card:hover {
 box-shadow: var(--shadow-hover);
 transform: translateX(4px);
 }

 .timeline-item__main {
 flex: 1;
 min-width: 220px;
 }

 .timeline-item__title {
 font-size: 18px;
 font-weight: 700;
 color: var(--color-primary);
 margin-bottom: 8px;
 font-family: var(--font-heading);
 line-height: 1.4;
 }

 .timeline-item__meta {
 display: flex;
 flex-wrap: wrap;
 gap: 12px;
 margin-bottom: 8px;
 }

 .timeline-item__meta span {
 display: inline-flex;
 align-items: center;
 gap: 5px;
 font-size: 13px;
 color: var(--color-text-secondary);
 }

 .timeline-item__meta .tag {
 padding: 3px 10px;
 border-radius: var(--radius-sm);
 font-size: 12px;
 font-weight: 700;
 background: #f0f3f6;
 color: var(--color-text-secondary);
 }

 .timeline-item__status {
 flex-shrink: 0;
 display: flex;
 flex-direction: column;
 align-items: flex-end;
 gap: 10px;
 min-width: 120px;
 }

 .status-badge {
 display: inline-flex;
 align-items: center;
 gap: 6px;
 padding: 6px 14px;
 border-radius: var(--radius-pill);
 font-size: 13px;
 font-weight: 700;
 }

 .status-badge--open {
 background: var(--color-green-light);
 color: var(--color-green);
 }

 .status-badge--upcoming {
 background: rgba(242, 184, 75, 0.15);
 color: var(--color-accent-hover);
 }

 .status-badge--closed {
 background: #f0f1f3;
 color: #8a929b;
 }

 .timeline-item__btn {
 display: inline-flex;
 align-items: center;
 gap: 5px;
 padding: 8px 16px;
 border-radius: var(--radius-btn);
 font-size: 13px;
 font-weight: 700;
 background: var(--color-primary);
 color: var(--color-white);
 transition: all var(--transition-base);
 }

 .timeline-item__btn:hover {
 background: var(--color-green);
 color: #fff;
 }

 .timeline-item__btn--disabled {
 background: #e0e4e8;
 color: #8a929b;
 cursor: not-allowed;
 pointer-events: none;
 }

 /* ========== 往届数据面板 ========== */
 .past-results {
 display: grid;
 grid-template-columns: 1fr 1fr;
 gap: 40px;
 align-items: center;
 }

 .past-results__content h2 {
 font-size: 32px;
 font-weight: 700;
 color: var(--color-white);
 margin-bottom: 18px;
 line-height: 1.35;
 font-family: var(--font-heading);
 }

 .past-results__content p {
 color: rgba(255, 255, 255, 0.78);
 margin-bottom: 24px;
 line-height: 1.85;
 }

 .metric-grid {
 display: grid;
 grid-template-columns: repeat(2, 1fr);
 gap: 14px;
 margin-top: 8px;
 }

 .metric-card {
 background: rgba(255, 255, 255, 0.07);
 border: 1px solid rgba(255, 255, 255, 0.12);
 border-radius: var(--radius-card);
 padding: 20px;
 }

 .metric-card__number {
 font-family: var(--font-number);
 font-size: 32px;
 font-weight: 700;
 color: var(--color-accent);
 line-height: 1.2;
 }

 .metric-card__label {
 font-size: 13px;
 color: rgba(255, 255, 255, 0.7);
 margin-top: 5px;
 }

 .past-results__visual {
 display: flex;
 flex-direction: column;
 gap: 20px;
 }

 .progress-item {
 display: flex;
 align-items: center;
 gap: 16px;
 }

 .progress-item__label {
 flex-shrink: 0;
 width: 90px;
 font-size: 14px;
 font-weight: 600;
 color: rgba(255, 255, 255, 0.85);
 text-align: right;
 }

 .progress-item__bar {
 flex: 1;
 height: 10px;
 background: rgba(255, 255, 255, 0.12);
 border-radius: var(--radius-pill);
 overflow: hidden;
 }

 .progress-item__fill {
 height: 100%;
 border-radius: var(--radius-pill);
 background: linear-gradient(90deg, var(--color-green), var(--color-accent));
 transition: width 0.6s ease;
 }

 .progress-item__value {
 flex-shrink: 0;
 width: 50px;
 font-family: var(--font-number);
 font-weight: 700;
 font-size: 16px;
 color: var(--color-accent);
 text-align: left;
 }

 /* ========== 参赛流程 ========== */
 .steps-grid {
 display: grid;
 grid-template-columns: repeat(5, 1fr);
 gap: 16px;
 }

 .step-card {
 background: var(--color-white);
 border-radius: var(--radius-card);
 padding: 28px 20px;
 text-align: center;
 box-shadow: var(--shadow-card);
 transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
 position: relative;
 }

 .step-card:hover {
 box-shadow: var(--shadow-hover);
 transform: translateY(-3px);
 }

 .step-card__number {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 width: 48px;
 height: 48px;
 border-radius: 50%;
 background: var(--color-primary);
 color: var(--color-accent);
 font-family: var(--font-number);
 font-size: 20px;
 font-weight: 700;
 margin-bottom: 14px;
 }

 .step-card__title {
 font-size: 16px;
 font-weight: 700;
 color: var(--color-primary);
 margin-bottom: 8px;
 }

 .step-card__desc {
 font-size: 14px;
 color: var(--color-text-secondary);
 line-height: 1.6;
 }

 /* ========== 适用场景 ========== */
 .scenarios-grid {
 display: grid;
 grid-template-columns: repeat(5, 1fr);
 gap: 16px;
 }

 .scenario-card {
 background: var(--color-white);
 border-radius: var(--radius-card);
 padding: 24px 18px;
 text-align: center;
 box-shadow: var(--shadow-card);
 border-top: 3px solid var(--color-accent);
 transition: box-shadow var(--transition-smooth), transform var(--transition-smooth);
 }

 .scenario-card:hover {
 box-shadow: var(--shadow-hover);
 transform: translateY(-3px);
 }

 .scenario-card__icon {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 width: 44px;
 height: 44px;
 border-radius: 50%;
 background: rgba(42, 157, 143, 0.12);
 color: var(--color-green);
 font-size: 18px;
 font-weight: 800;
 margin-bottom: 12px;
 }

 .scenario-card__title {
 font-size: 15px;
 font-weight: 700;
 color: var(--color-primary);
 margin-bottom: 8px;
 }

 .scenario-card__desc {
 font-size: 13px;
 color: var(--color-text-secondary);
 line-height: 1.6;
 }

 /* ========== FAQ ========== */
 .faq-list {
 max-width: 800px;
 margin: 0 auto;
 display: flex;
 flex-direction: column;
 gap: 14px;
 }

 .faq-item {
 background: var(--color-white);
 border-radius: var(--radius-card);
 box-shadow: var(--shadow-card);
 overflow: hidden;
 border: 1px solid var(--color-border-light);
 transition: box-shadow var(--transition-smooth);
 }

 .faq-item.open {
 box-shadow: var(--shadow-hover);
 }

 .faq-item__question {
 width: 100%;
 display: flex;
 justify-content: space-between;
 align-items: center;
 gap: 20px;
 padding: 20px 24px;
 font-size: 18px;
 font-weight: 700;
 color: var(--color-primary);
 text-align: left;
 }

 .faq-item__icon {
 flex-shrink: 0;
 width: 28px;
 height: 28px;
 border-radius: 50%;
 background: rgba(242, 184, 75, 0.15);
 color: var(--color-accent-hover);
 display: flex;
 align-items: center;
 justify-content: center;
 font-size: 18px;
 font-weight: 700;
 transition: transform var(--transition-smooth);
 }

 .faq-item.open .faq-item__icon {
 transform: rotate(45deg);
 }

 .faq-item__answer {
 max-height: 0;
 overflow: hidden;
 transition: max-height 0.4s ease, padding 0.4s ease;
 padding: 0 24px;
 background: rgba(244, 247, 250, 0.6);
 }

 .faq-item.open .faq-item__answer {
 max-height: 400px;
 padding: 0 24px 22px;
 }

 .faq-item__answer-inner {
 padding-top: 4px;
 border-left: 3px solid var(--color-accent);
 padding-left: 16px;
 font-size: 15px;
 line-height: 1.85;
 color: var(--color-text-secondary);
 }

 /* ========== CTA 转化表单 ========== */
 .cta-section {
 background: var(--color-primary);
 position: relative;
 overflow: hidden;
 }

 .cta-section::before {
 content: '';
 position: absolute;
 inset: 0;
 background: radial-gradient(ellipse at 20% 80%, rgba(42, 157, 143, 0.2), transparent 50%), radial-gradient(ellipse at 80% 20%, rgba(242, 184, 75, 0.15), transparent 50%);
 pointer-events: none;
 }

 .cta-section .container {
 position: relative;
 z-index: 2;
 }

 .cta-card {
 background: var(--color-white);
 border-radius: 16px;
 padding: 48px 44px;
 display: flex;
 flex-wrap: wrap;
 gap: 40px;
 box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
 }

 .cta-card__info {
 flex: 1;
 min-width: 260px;
 }

 .cta-card__info h2 {
 font-size: 28px;
 font-weight: 700;
 color: var(--color-primary);
 margin-bottom: 14px;
 font-family: var(--font-heading);
 }

 .cta-card__info p {
 font-size: 15px;
 color: var(--color-text-secondary);
 line-height: 1.85;
 }

 .cta-card__form {
 flex: 1.5;
 min-width: 300px;
 }

 .form-grid {
 display: grid;
 grid-template-columns: 1fr 1fr;
 gap: 16px;
 }

 .form-group {
 display: flex;
 flex-direction: column;
 gap: 6px;
 }

 .form-group--full {
 grid-column: 1 / -1;
 }

 .form-group label {
 font-size: 13px;
 font-weight: 600;
 color: var(--color-text);
 }

 .form-group input,
 .form-group select,
 .form-group textarea {
 padding: 12px 16px;
 border: 1px solid var(--color-border);
 border-radius: var(--radius-btn);
 font-size: 15px;
 background: var(--color-bg);
 transition: border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
 }

 .form-group input:focus,
 .form-group select:focus,
 .form-group textarea:focus {
 border-color: var(--color-accent);
 box-shadow: 0 0 0 3px rgba(242, 184, 75, 0.15);
 background: #fff;
 }

 .form-group textarea {
 resize: vertical;
 min-height: 90px;
 }

 .form-submit-row {
 display: flex;
 gap: 14px;
 align-items: center;
 flex-wrap: wrap;
 margin-top: 4px;
 }

 .form-privacy {
 font-size: 12px;
 color: #9a9a9a;
 margin-top: 12px;
 }

 /* ========== 页脚 ========== */
 .site-footer {
 background: var(--color-primary);
 color: rgba(255, 255, 255, 0.8);
 padding: 56px 0 0;
 }

 .site-footer .container {
 display: flex;
 flex-wrap: wrap;
 gap: 36px;
 justify-content: space-between;
 }

 .footer-brand {
 max-width: 320px;
 flex-shrink: 0;
 }

 .footer-brand .logo {
 color: var(--color-white);
 margin-bottom: 16px;
 }

 .footer-brand__desc {
 font-size: 14px;
 line-height: 1.75;
 color: rgba(255, 255, 255, 0.7);
 }

 .footer-links {
 min-width: 140px;
 }

 .footer-links h4 {
 color: var(--color-white);
 font-size: 16px;
 font-weight: 700;
 margin-bottom: 16px;
 }

 .footer-links ul {
 list-style: none;
 display: flex;
 flex-direction: column;
 gap: 8px;
 }

 .footer-links a {
 font-size: 14px;
 color: rgba(255, 255, 255, 0.7);
 transition: color var(--transition-base), padding-left var(--transition-base);
 }

 .footer-links a:hover {
 color: var(--color-accent);
 padding-left: 4px;
 }

 .footer-contact {
 min-width: 180px;
 }

 .footer-contact h4 {
 color: var(--color-white);
 font-size: 16px;
 font-weight: 700;
 margin-bottom: 16px;
 }

 .footer-contact p {
 font-size: 14px;
 color: rgba(255, 255, 255, 0.7);
 line-height: 1.7;
 }

 .footer-bottom {
 border-top: 1px solid rgba(255, 255, 255, 0.12);
 margin-top: 40px;
 padding: 20px 0;
 }

 .footer-bottom .container {
 display: flex;
 flex-wrap: wrap;
 align-items: center;
 justify-content: space-between;
 gap: 12px;
 }

 .footer-bottom p {
 font-size: 13px;
 color: rgba(255, 255, 255, 0.55);
 }

 .footer-bottom__links {
 display: flex;
 gap: 16px;
 }

 .footer-bottom__links a {
 font-size: 13px;
 color: rgba(255, 255, 255, 0.65);
 transition: color var(--transition-base);
 }

 .footer-bottom__links a:hover {
 color: var(--color-accent);
 }

 /* ========== 响应式 ========== */
 @media (max-width: 1024px) {
 .main-nav {
 gap: 0;
 }
 .main-nav__link {
 padding: 10px 10px;
 font-size: 14px;
 }
 .featured-events {
 grid-template-columns: repeat(2, 1fr);
 }
 .steps-grid {
 grid-template-columns: repeat(3, 1fr);
 gap: 14px;
 }
 .scenarios-grid {
 grid-template-columns: repeat(3, 1fr);
 gap: 14px;
 }
 .past-results {
 grid-template-columns: 1fr;
 gap: 32px;
 }
 .page-banner__inner {
 flex-direction: column;
 align-items: flex-start;
 }
 .page-banner__stats {
 grid-template-columns: repeat(4, 1fr);
 max-width: 100%;
 width: 100%;
 }
 .page-banner__stat {
 min-width: 100px;
 }
 }

 @media (max-width: 768px) {
 .nav-toggle {
 display: flex;
 }
 .main-nav {
 display: none;
 }
 .nav-location {
 display: none;
 }
 .mobile-menu {
 display: none;
 }
 .mobile-menu.open {
 display: flex;
 }
 .site-header .container {
 height: 64px;
 }
 :root {
 --nav-height: 64px;
 --section-space: 48px;
 }
 .page-banner {
 min-height: 360px;
 padding: 56px 0 48px;
 }
 .page-banner h1 {
 font-size: 32px;
 }
 .page-banner__desc {
 font-size: 15px;
 }
 .page-banner__stats {
 grid-template-columns: repeat(2, 1fr);
 gap: 10px;
 }
 .page-banner__stat {
 padding: 16px 12px;
 }
 .page-banner__stat-number {
 font-size: 26px;
 }
 .featured-events {
 grid-template-columns: 1fr;
 }
 .featured-event-card__media {
 height: 180px;
 }
 .steps-grid {
 grid-template-columns: 1fr 1fr;
 }
 .scenarios-grid {
 grid-template-columns: 1fr 1fr;
 }
 .timeline::before {
 left: 16px;
 }
 .timeline-item {
 padding-left: 52px;
 }
 .timeline-item__marker {
 left: 4px;
 width: 26px;
 height: 26px;
 font-size: 11px;
 }
 .timeline-item__card {
 flex-direction: column;
 gap: 12px;
 padding:        }
        .timeline-item__status {
            flex-direction: row;
            align-items: center;
            width: 100%;
            justify-content: space-between;
        }
        .timeline-item__btn {
            padding: 10px 18px;
            font-size: 14px;
        }
        .past-results__content h2 {
            font-size: 26px;
        }
        .metric-grid {
            grid-template-columns: 1fr 1fr;
        }
        .cta-card {
            padding: 32px 24px;
            gap: 28px;
        }
        .form-grid {
            grid-template-columns: 1fr;
        }
        .form-group--full {
            grid-column: auto;
        }
        .form-submit-row {
            flex-direction: column;
            align-items: stretch;
        }
        .form-submit-row .btn {
            width: 100%;
        }
        .footer-brand {
            max-width: 100%;
        }
    }

    @media (max-width: 480px) {
        .page-banner h1 {
            font-size: 26px;
        }
        .page-banner__stats {
            grid-template-columns: 1fr 1fr;
        }
        .steps-grid {
            grid-template-columns: 1fr;
        }
        .scenarios-grid {
            grid-template-columns: 1fr;
        }
        .timeline-item__card {
            padding: 18px 16px;
        }
        .timeline-item__meta {
            flex-direction: column;
            gap: 6px;
        }
        .featured-event-card__body {
            padding: 18px 16px 20px;
        }
        .featured-event-card__media {
            height: 160px;
        }
        .metric-card__number {
            font-size: 26px;
        }
        .footer-bottom .container {
            flex-direction: column;
            text-align: center;
        }
    }

/* roulang page: category5 */
:root {
            --color-primary: #0B1D33;
            --color-primary-light: #142C4C;
            --color-primary-soft: #1E3A5F;
            --color-accent: #F2B84B;
            --color-accent-hover: #D99E32;
            --color-green: #2A9D8F;
            --color-green-light: #E6F4F2;
            --color-bg: #F4F7FA;
            --color-white: #FFFFFF;
            --color-text: #182635;
            --color-text-secondary: #5A6B7C;
            --color-border: #D8E0E8;
            --color-border-light: #E9EEF3;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-pill: 999px;
            --radius-sm: 4px;
            --shadow-card: 0 8px 24px rgba(11, 29, 51, 0.08);
            --shadow-hover: 0 12px 28px rgba(11, 29, 51, 0.15);
            --font-heading: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-number: 'Barlow Condensed', 'DIN Condensed', 'PingFang SC', sans-serif;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1280px;
            --section-space: 84px;
            --section-space-mobile: 48px;
            --nav-height: 72px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: all var(--transition-base);
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 16px;
            color: var(--color-text);
            outline: none;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            transition: box-shadow var(--transition-smooth), background var(--transition-smooth);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 16px rgba(11, 29, 51, 0.08);
            background: rgba(255, 255, 255, 0.99);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 16px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 22px;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            line-height: 1;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 18px;
            font-weight: 900;
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
        }

        .logo-icon::after {
            content: '';
            position: absolute;
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
            top: 6px;
            right: 7px;
            box-shadow: -8px 6px 0 -1px var(--color-green), -14px 2px 0 -2px var(--color-accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .main-nav__link {
            display: inline-flex;
            align-items: center;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .main-nav__link:hover {
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.1);
        }

        .main-nav__link.active {
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.15);
        }

        .main-nav__link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .nav-location {
            display: flex;
            align-items: center;
            flex-shrink: 0;
        }

        .nav-location__btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 16px;
            border-radius: var(--radius-pill);
            background: var(--color-white);
            border: 1px solid var(--color-border);
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .nav-location__btn:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(242, 184, 75, 0.15);
        }

        .pin-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
            position: relative;
            flex-shrink: 0;
        }

        .pin-dot::after {
            content: '';
            position: absolute;
            top: -4px;
            left: -4px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: rgba(242, 184, 75, 0.2);
            animation: pin-pulse 2s infinite;
        }

        @keyframes pin-pulse {
            0% {
                transform: scale(0.8);
                opacity: 0.8;
            }
            70% {
                transform: scale(1.5);
                opacity: 0;
            }
            100% {
                transform: scale(1.5);
                opacity: 0;
            }
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 28px;
            height: 24px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0;
            flex-shrink: 0;
        }

        .nav-toggle span {
            width: 100%;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: transform var(--transition-base), opacity var(--transition-base);
        }

        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-primary);
            padding: 24px;
            z-index: 999;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }

        .mobile-menu.active {
            display: flex;
        }

        .mobile-menu .nav-location__btn {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.2);
            color: var(--color-white);
            margin-bottom: 12px;
            width: 100%;
            justify-content: center;
        }

        .mobile-menu .main-nav {
            flex-direction: column;
            gap: 4px;
        }

        .mobile-menu .main-nav__link {
            color: var(--color-white);
            padding: 14px 16px;
            font-size: 18px;
            width: 100%;
            text-align: center;
        }

        .mobile-menu .main-nav__link:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .mobile-menu .main-nav__link.active {
            background: rgba(242, 184, 75, 0.2);
            color: var(--color-accent);
        }
        .mobile-menu .main-nav__link.active::after {
            display: none;
        }

        /* ========== 页面 Banner ========== */
        .page-banner {
            background: var(--color-primary);
            position: relative;
            padding: 72px 0 64px;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(11, 29, 51, 0.75) 0%, rgba(11, 29, 51, 0.92) 100%);
        }

        .page-banner .container {
            position: relative;
            z-index: 1;
        }

        .page-banner__breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .page-banner__breadcrumb a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-base);
        }

        .page-banner__breadcrumb a:hover {
            color: var(--color-accent);
        }

        .page-banner__breadcrumb .sep {
            color: rgba(255, 255, 255, 0.3);
        }

        .page-banner__breadcrumb .current {
            color: var(--color-accent);
            font-weight: 600;
        }

        .page-banner__title {
            font-size: 42px;
            font-weight: 800;
            color: var(--color-white);
            font-family: var(--font-heading);
            letter-spacing: -0.01em;
            line-height: 1.25;
            margin-bottom: 16px;
        }

        .page-banner__subtitle {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 680px;
            line-height: 1.8;
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: var(--section-space) 0;
        }

        .section--sm {
            padding: 48px 0;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-header__label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent-hover);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 12px;
        }

        .section-header__label::before {
            content: '';
            width: 18px;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .section-header__title {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-heading);
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .section-header__desc {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 680px;
            line-height: 1.8;
        }

        /* ========== 测评维度 ========== */
        .assessment-intro {
            padding: 56px 0 40px;
        }

        .assessment-intro__grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }

        .assessment-intro__content {
            max-width: 560px;
        }

        .assessment-intro__content h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            line-height: 1.35;
        }

        .assessment-intro__content p {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .assessment-intro__image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .assessment-intro__image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
            transition: transform var(--transition-smooth);
        }

        .assessment-intro__image:hover img {
            transform: scale(1.03);
        }

        /* ========== 数据对比面板 ========== */
        .data-comparison {
            padding: 48px 0 56px;
        }

        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .comparison-panel {
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 32px 28px;
            position: relative;
            overflow: hidden;
        }

        .comparison-panel--dark {
            background: var(--color-primary);
            color: var(--color-white);
        }

        .comparison-panel__header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .comparison-panel__title {
            font-size: 20px;
            font-weight: 700;
            font-family: var(--font-heading);
            color: inherit;
        }

        .comparison-panel__badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            background: rgba(242, 184, 75, 0.2);
            color: var(--color-accent);
            letter-spacing: 0.03em;
        }

        .comparison-panel--dark .comparison-panel__badge {
            background: rgba(242, 184, 75, 0.25);
            color: var(--color-accent);
        }

        .comparison-row {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid var(--color-border-light);
        }

        .comparison-panel--dark .comparison-row {
            border-bottom-color: rgba(255, 255, 255, 0.1);
        }

        .comparison-row:last-child {
            border-bottom: none;
        }

        .comparison-row__label {
            font-size: 15px;
            font-weight: 600;
            min-width: 80px;
            flex-shrink: 0;
            color: inherit;
        }

        .comparison-row__bar-wrap {
            flex: 1;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .comparison-row__bar {
            flex: 1;
            height: 10px;
            border-radius: var(--radius-pill);
            background: var(--color-border-light);
            overflow: hidden;
            position: relative;
        }

        .comparison-panel--dark .comparison-row__bar {
            background: rgba(255, 255, 255, 0.1);
        }

        .comparison-row__bar-fill {
            height: 100%;
            border-radius: var(--radius-pill);
            transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
            width: 0;
        }

        .comparison-row__bar-fill--green {
            background: var(--color-green);
        }

        .comparison-row__bar-fill--accent {
            background: var(--color-accent);
        }

        .comparison-row__value {
            font-size: 16px;
            font-weight: 700;
            font-family: var(--font-number);
            min-width: 48px;
            text-align: right;
            color: inherit;
        }

        .comparison-row__value--green {
            color: var(--color-green);
        }

        .comparison-row__value--accent {
            color: var(--color-accent);
        }

        .comparison-panel__summary {
            margin-top: 20px;
            padding: 16px;
            border-radius: var(--radius-card);
            background: var(--color-green-light);
            font-size: 14px;
            color: var(--color-text);
            line-height: 1.7;
        }

        .comparison-panel--dark .comparison-panel__summary {
            background: rgba(42, 157, 143, 0.2);
            color: rgba(255, 255, 255, 0.85);
        }

        /* ========== 雷达图占位 ========== */
        .radar-section {
            padding: 48px 0;
        }

        .radar-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }

        .radar-visual {
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 360px;
            position: relative;
        }

        .radar-chart-placeholder {
            width: 260px;
            height: 260px;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .radar-chart-placeholder::before {
            content: '';
            position: absolute;
            width: 260px;
            height: 260px;
            border: 2px solid var(--color-border);
            border-radius: 50%;
        }

        .radar-chart-placeholder::after {
            content: '';
            position: absolute;
            width: 170px;
            height: 170px;
            border: 2px solid var(--color-border-light);
            border-radius: 50%;
        }

        .radar-chart-placeholder .radar-ring {
            position: absolute;
            border: 1px dashed var(--color-border);
            border-radius: 50%;
        }

        .radar-ring--outer {
            width: 260px;
            height: 260px;
        }
        .radar-ring--mid {
            width: 170px;
            height: 170px;
        }
        .radar-ring--inner {
            width: 80px;
            height: 80px;
        }

        .radar-axis {
            position: absolute;
            width: 2px;
            height: 260px;
            background: var(--color-border-light);
            left: 50%;
            top: 0;
            transform-origin: center center;
        }

        .radar-axis--vert {
            transform: rotate(90deg);
        }
        .radar-axis--diag1 {
            transform: rotate(45deg);
        }
        .radar-axis--diag2 {
            transform: rotate(-45deg);
        }

        .radar-shape {
            position: absolute;
            width: 170px;
            height: 190px;
            left: 50%;
            top: 50%;
            transform: translate(-50%, -50%);
            background: rgba(242, 184, 75, 0.3);
            clip-path: polygon(50% 0%, 85% 25%, 78% 72%, 50% 100%, 22% 72%, 15% 25%);
            transition: all var(--transition-smooth);
        }

        .radar-shape:hover {
            background: rgba(242, 184, 75, 0.45);
        }

        .radar-label {
            position: absolute;
            font-size: 12px;
            font-weight: 700;
            color: var(--color-text-secondary);
            white-space: nowrap;
        }

        .radar-label--top {
            top: -8px;
            left: 50%;
            transform: translateX(-50%);
        }
        .radar-label--right-top {
            top: 35px;
            right: -28px;
        }
        .radar-label--right-bottom {
            bottom: 35px;
            right: -32px;
        }
        .radar-label--bottom {
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
        }
        .radar-label--left-bottom {
            bottom: 35px;
            left: -32px;
        }
        .radar-label--left-top {
            top: 35px;
            left: -28px;
        }

        .radar-info {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .radar-info__item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 16px;
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-base), transform var(--transition-base);
        }

        .radar-info__item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .radar-info__dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            flex-shrink: 0;
            margin-top: 6px;
        }

        .radar-info__dot--green {
            background: var(--color-green);
        }
        .radar-info__dot--accent {
            background: var(--color-accent);
        }
        .radar-info__dot--primary {
            background: var(--color-primary);
        }

        .radar-info__text h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }

        .radar-info__text p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== 改善路径 ========== */
        .improvement-path {
            padding: 56px 0;
            background: var(--color-white);
        }

        .path-steps {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 18px;
            counter-reset: step-counter;
        }

        .path-step {
            text-align: center;
            position: relative;
            padding: 28px 16px 24px;
            background: var(--color-bg);
            border-radius: var(--radius-card);
            transition: all var(--transition-base);
            counter-increment: step-counter;
        }

        .path-step:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            background: var(--color-white);
            border: 1px solid var(--color-border-light);
        }

        .path-step__number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary);
            color: var(--color-accent);
            font-size: 18px;
            font-weight: 800;
            font-family: var(--font-number);
            margin-bottom: 14px;
        }

        .path-step__title {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }

        .path-step__desc {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== 预约表单 ========== */
        .booking-section {
            padding: 64px 0;
            background: var(--color-primary);
            position: relative;
            overflow: hidden;
        }

        .booking-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
        }

        .booking-section .container {
            position: relative;
            z-index: 1;
        }

        .booking-card {
            max-width: 640px;
            margin: 0 auto;
            background: var(--color-white);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
        }

        .booking-card__title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            text-align: center;
            margin-bottom: 8px;
        }

        .booking-card__desc {
            font-size: 15px;
            color: var(--color-text-secondary);
            text-align: center;
            margin-bottom: 28px;
        }

        .form-group {
            margin-bottom: 18px;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-border);
            background: var(--color-white);
            font-size: 15px;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(242, 184, 75, 0.2);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 90px;
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 700;
            transition: all var(--transition-base);
            cursor: pointer;
            letter-spacing: 0.01em;
            white-space: nowrap;
        }

        .btn--primary {
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .btn--primary:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(242, 184, 75, 0.35);
        }

        .btn--primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn--outline {
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }

        .btn--outline:hover {
            background: var(--color-primary);
            color: var(--color-white);
        }

        .btn--block {
            width: 100%;
        }

        .form-privacy {
            font-size: 12px;
            color: var(--color-text-secondary);
            text-align: center;
            margin-top: 16px;
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 64px 0;
        }

        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }

        .faq-item__question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            user-select: none;
            background: none;
            width: 100%;
            text-align: left;
        }

        .faq-item__question span {
            flex: 1;
        }

        .faq-item__icon {
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 20px;
            color: var(--color-accent-hover);
            transition: transform var(--transition-base);
        }

        .faq-item.active .faq-item__icon {
            transform: rotate(45deg);
        }

        .faq-item__answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .faq-item__answer-inner {
            padding: 0 24px 20px;
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            border-left: 3px solid var(--color-accent);
            margin-left: 24px;
        }

        .faq-item.active .faq-item__answer {
            max-height: 400px;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.8);
            padding-top: 56px;
        }

        .site-footer .container {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 36px;
            padding-bottom: 40px;
        }

        .footer-brand .logo {
            color: var(--color-white);
            margin-bottom: 16px;
        }

        .footer-brand .logo-icon {
            background: rgba(255, 255, 255, 0.15);
        }

        .footer-brand__desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            max-width: 300px;
        }

        .footer-links h4,
        .footer-contact h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 16px;
        }

        .footer-links ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--color-accent);
        }

        .footer-contact p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 8px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
        }

        .footer-bottom .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 0;
            gap: 12px;
            flex-wrap: wrap;
        }

        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom__links {
            display: flex;
            gap: 20px;
        }

        .footer-bottom__links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-base);
        }

        .footer-bottom__links a:hover {
            color: var(--color-accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .path-steps {
                grid-template-columns: repeat(3, 1fr);
            }

            .radar-grid {
                grid-template-columns: 1fr;
            }

            .radar-visual {
                min-height: 300px;
            }

            .site-footer .container {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-location {
                display: none;
            }

            .page-banner__title {
                font-size: 30px;
            }

            .section {
                padding: var(--section-space-mobile) 0;
            }

            .comparison-grid {
                grid-template-columns: 1fr;
            }

            .assessment-intro__grid {
                grid-template-columns: 1fr;
            }

            .assessment-intro__image {
                order: -1;
            }

            .path-steps {
                grid-template-columns: 1fr 1fr;
            }

            .form-row {
                grid-template-columns: 1fr;
            }

            .booking-card {
                padding: 28px 20px;
            }

            .radar-grid {
                gap: 24px;
            }

            .radar-visual {
                padding: 20px;
                min-height: 260px;
            }

            .radar-chart-placeholder {
                width: 210px;
                height: 210px;
            }

            .radar-chart-placeholder::before {
                width: 210px;
                height: 210px;
            }

            .radar-chart-placeholder::after {
                width: 140px;
                height: 140px;
            }

            .radar-ring--outer {
                width: 210px;
                height: 210px;
            }
            .radar-ring--mid {
                width: 140px;
                height: 140px;
            }
            .radar-ring--inner {
                width: 70px;
                height: 70px;
            }

            .radar-axis {
                height: 210px;
            }

            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom .container {
                flex-direction: column;
                text-align: center;
            }

            .footer-bottom__links {
                flex-wrap: wrap;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-space: 36px;
            }

            .page-banner__title {
                font-size: 26px;
            }

            .path-steps {
                grid-template-columns: 1fr;
            }

            .section-header__title {
                font-size: 26px;
            }

            .booking-card__title {
                font-size: 24px;
            }

            .radar-visual {
                min-height: 220px;
                padding: 12px;
            }

            .radar-chart-placeholder {
                width: 180px;
                height: 180px;
            }

            .radar-chart-placeholder::before {
                width: 180px;
                height: 180px;
            }

            .radar-chart-placeholder::after {
                width: 120px;
                height: 120px;
            }

            .radar-ring--outer {
                width: 180px;
                height: 180px;
            }
            .radar-ring--mid {
                width: 120px;
                height: 120px;
            }
            .radar-ring--inner {
                width: 60px;
                height: 60px;
            }

            .radar-axis {
                height: 180px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #0B1D33;
            --color-primary-light: #142C4C;
            --color-primary-soft: #1E3A5F;
            --color-accent: #F2B84B;
            --color-accent-hover: #D99E32;
            --color-green: #2A9D8F;
            --color-green-light: #E6F4F2;
            --color-bg: #F4F7FA;
            --color-white: #FFFFFF;
            --color-text: #182635;
            --color-text-secondary: #5A6B7C;
            --color-border: #D8E0E8;
            --color-border-light: #E9EEF3;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-pill: 999px;
            --radius-sm: 4px;
            --shadow-card: 0 8px 24px rgba(11, 29, 51, 0.08);
            --shadow-hover: 0 12px 28px rgba(11, 29, 51, 0.15);
            --font-heading: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-number: 'Barlow Condensed', 'DIN Condensed', 'PingFang SC', sans-serif;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1280px;
            --section-space: 84px;
            --section-space-mobile: 48px;
            --nav-height: 72px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: all var(--transition-base);
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 16px;
            color: var(--color-text);
            outline: none;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            transition: box-shadow var(--transition-smooth), background var(--transition-smooth);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 16px rgba(11, 29, 51, 0.08);
            background: rgba(255, 255, 255, 0.99);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 16px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 22px;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            line-height: 1;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 18px;
            font-weight: 900;
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
        }

        .logo-icon::after {
            content: '';
            position: absolute;
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
            top: 6px;
            right: 7px;
            box-shadow: -8px 6px 0 -1px var(--color-green), -14px 2px 0 -2px var(--color-accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .main-nav__link {
            display: inline-flex;
            align-items: center;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .main-nav__link:hover {
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.1);
        }

        .main-nav__link.active {
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.15);
        }

        .main-nav__link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 14px;
            right: 14px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .nav-location {
            display: flex;
            align-items: center;
            flex-shrink: 0;
        }

        .nav-location__btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 16px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            transition: all var(--transition-base);
            white-space: nowrap;
        }

        .nav-location__btn:hover {
            border-color: var(--color-accent);
            box-shadow: 0 2px 10px rgba(242, 184, 75, 0.2);
        }

        .nav-location__btn .pin-dot {
            width: 8px;
            height: 8px;
            background: var(--color-accent);
            border-radius: 50%;
            display: inline-block;
            flex-shrink: 0;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 10px;
            border-radius: var(--radius-btn);
            background: var(--color-primary);
            flex-shrink: 0;
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-white);
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .mobile-menu {
            display: none;
            background: var(--color-primary);
            padding: 16px 24px 24px;
            flex-direction: column;
            gap: 12px;
        }

        .mobile-menu .nav-location__btn {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.15);
            color: var(--color-white);
        }

        .mobile-menu .main-nav {
            flex-direction: column;
            align-items: flex-start;
            gap: 4px;
        }

        .mobile-menu .main-nav__link {
            color: var(--color-white);
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-btn);
        }

        .mobile-menu .main-nav__link:hover {
            background: rgba(255, 255, 255, 0.08);
            color: var(--color-accent);
        }

        .mobile-menu .main-nav__link.active {
            background: rgba(242, 184, 75, 0.15);
            color: var(--color-accent);
        }

        .mobile-menu .main-nav__link.active::after {
            display: none;
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 16px;
            font-weight: 700;
            border-radius: var(--radius-btn);
            transition: all var(--transition-base);
            line-height: 1.2;
            text-align: center;
        }

        .btn-primary {
            background: var(--color-accent);
            color: var(--color-primary);
            box-shadow: 0 4px 14px rgba(242, 184, 75, 0.3);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 20px rgba(242, 184, 75, 0.4);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(242, 184, 75, 0.3);
        }

        .btn-outline {
            background: transparent;
            color: var(--color-white);
            border: 1px solid rgba(255, 255, 255, 0.5);
        }

        .btn-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(242, 184, 75, 0.08);
        }

        .btn-outline-dark {
            background: transparent;
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
        }

        .btn-outline-dark:hover {
            background: var(--color-primary);
            color: var(--color-white);
            border-color: var(--color-primary);
        }

        .btn-sm {
            padding: 10px 18px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 18px;
        }

        /* ========== 标签 ========== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            font-size: 12px;
            font-weight: 700;
            border-radius: var(--radius-pill);
            line-height: 1.4;
        }

        .badge-gold {
            background: rgba(242, 184, 75, 0.15);
            color: var(--color-accent-hover);
            border: 1px solid rgba(242, 184, 75, 0.3);
        }

        .badge-green {
            background: var(--color-green-light);
            color: var(--color-green);
            border: 1px solid rgba(42, 157, 143, 0.25);
        }

        .badge-primary {
            background: rgba(11, 29, 51, 0.08);
            color: var(--color-primary);
            border: 1px solid rgba(11, 29, 51, 0.15);
        }

        .badge-white {
            background: rgba(255, 255, 255, 0.15);
            color: var(--color-white);
            border: 1px solid rgba(255, 255, 255, 0.25);
        }

        /* ========== 会员中心特色 ========== */
        .member-banner {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 420px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .member-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 29, 51, 0.88) 0%, rgba(11, 29, 51, 0.72) 50%, rgba(11, 29, 51, 0.85) 100%);
        }

        .member-banner .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 40px;
            align-items: center;
            width: 100%;
        }

        .member-banner__title {
            font-size: 48px;
            font-weight: 900;
            color: var(--color-white);
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .member-banner__title span {
            color: var(--color-accent);
        }

        .member-banner__desc {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            max-width: 520px;
            margin-bottom: 28px;
        }

        .member-banner__stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .member-banner__stat {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-card);
            padding: 20px;
            text-align: center;
        }

        .member-banner__stat-number {
            font-family: var(--font-number);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
            display: block;
        }

        .member-banner__stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        /* ========== 会员等级概览 ========== */
        .member-overview {
            padding: var(--section-space) 0;
            background: var(--color-bg);
        }

        .member-overview__header {
            text-align: left;
            margin-bottom: 40px;
        }

        .member-overview__header .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent-hover);
            letter-spacing: 0.06em;
            margin-bottom: 8px;
        }

        .member-overview__header h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .member-overview__header p {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 720px;
            line-height: 1.8;
        }

        .member-level-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 24px;
        }

        .member-level-card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
        }

        .member-level-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }

        .member-level-card--featured {
            grid-column: 1 / -1;
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 0;
            border-color: rgba(242, 184, 75, 0.4);
            background: linear-gradient(135deg, #FFFDF7 0%, #FFFFFF 100%);
        }

        .member-level-card--featured:hover {
            border-color: var(--color-accent);
        }

        .member-level-card__image {
            min-height: 240px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .member-level-card__image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, transparent 40%, rgba(11, 29, 51, 0.7) 100%);
        }

        .member-level-card__content {
            padding: 28px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .member-level-card__content .badge {
            align-self: flex-start;
        }

        .member-level-card__content h3 {
            font-size: 24px;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.3;
        }

        .member-level-card__content p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            flex: 1;
        }

        .member-level-card__price {
            font-family: var(--font-number);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
        }

        .member-level-card__price span {
            font-size: 16px;
            font-weight: 400;
            color: var(--color-text-secondary);
            font-family: var(--font-body);
        }

        .member-level-card__actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* ========== 权益对比 ========== */
        .benefits-compare {
            padding: var(--section-space) 0;
            background: var(--color-primary);
        }

        .benefits-compare .container {
            max-width: 1280px;
        }

        .benefits-compare__header {
            margin-bottom: 40px;
        }

        .benefits-compare__header h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .benefits-compare__header p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 680px;
            line-height: 1.8;
        }

        .benefits-grid {
            display: grid;
            grid-template-columns: 180px 1fr 1.2fr 1.4fr;
            gap: 1px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .benefits-grid__header-cell {
            padding: 20px 16px;
            background: var(--color-primary-soft);
            text-align: center;
            font-weight: 700;
            font-size: 15px;
            color: var(--color-white);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            min-height: 100px;
            justify-content: center;
        }

        .benefits-grid__header-cell:first-child {
            background: var(--color-primary-light);
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
        }

        .benefits-grid__header-cell .badge {
            font-size: 11px;
            padding: 3px 10px;
        }

        .benefits-grid__row-label {
            padding: 18px 20px;
            background: rgba(255, 255, 255, 0.04);
            font-size: 15px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.9);
            display: flex;
            align-items: center;
            line-height: 1.4;
        }

        .benefits-grid__cell {
            padding: 18px 16px;
            background: rgba(255, 255, 255, 0.03);
            text-align: center;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            line-height: 1.5;
            min-height: 60px;
            flex-wrap: wrap;
        }

        .benefits-grid__cell .check-icon {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--color-green);
            color: var(--color-white);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            flex-shrink: 0;
        }

        .benefits-grid__cell .dash-icon {
            width: 20px;
            height: 2px;
            background: rgba(255, 255, 255, 0.4);
            display: inline-block;
            border-radius: 1px;
        }

        .benefits-grid__cell .highlight-text {
            color: var(--color-accent);
            font-weight: 700;
        }

        /* ========== 成长路径 ========== */
        .member-growth {
            padding: var(--section-space) 0;
            background: var(--color-bg);
        }

        .member-growth__header {
            margin-bottom: 36px;
        }

        .member-growth__header h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .member-growth__header p {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 720px;
            line-height: 1.8;
        }

        .growth-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .growth-step {
            background: var(--color-white);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
        }

        .growth-step:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .growth-step__number {
            font-family: var(--font-number);
            font-size: 40px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            display: block;
            margin-bottom: 12px;
        }

        .growth-step h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .growth-step p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ========== FAQ ========== */
        .member-faq {
            padding: var(--section-space) 0;
            background: var(--color-white);
        }

        .member-faq__header {
            text-align: left;
            margin-bottom: 32px;
        }

        .member-faq__header h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .member-faq__header p {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 680px;
            line-height: 1.8;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 900px;
        }

        .faq-item {
            background: var(--color-bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card);
        }

        .faq-item__question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            text-align: left;
            gap: 16px;
            background: transparent;
            transition: all var(--transition-base);
        }

        .faq-item__question:hover {
            color: var(--color-accent-hover);
        }

        .faq-item__icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-primary);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            flex-shrink: 0;
            transition: all var(--transition-base);
        }

        .faq-item.active .faq-item__icon {
            transform: rotate(45deg);
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .faq-item__answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-base);
            padding: 0 24px;
        }

        .faq-item.active .faq-item__answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }

        .faq-item__answer p {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            border-left: 3px solid var(--color-accent);
            padding-left: 16px;
        }

        /* ========== CTA 开通入口 ========== */
        .member-cta {
            padding: var(--section-space) 0;
            background: var(--color-primary);
            position: relative;
            overflow: hidden;
        }

        .member-cta::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: rgba(242, 184, 75, 0.05);
        }

        .member-cta::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -5%;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(42, 157, 143, 0.06);
        }

        .member-cta .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .member-cta__info h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--color-white);
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .member-cta__info p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.8;
            margin-bottom: 24px;
            max-width: 520px;
        }

        .member-cta__info ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .member-cta__info ul li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
        }

        .member-cta__info ul li::before {
            content: '';
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-green);
            flex-shrink: 0;
        }

        .member-cta__form {
            background: var(--color-white);
            border-radius: var(--radius-card);
            padding: 32px;
            box-shadow: 0 16px 40px rgba(11, 29, 51, 0.3);
        }

        .member-cta__form h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .member-cta__form p {
            font-size: 14px;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-btn);
            font-size: 15px;
            background: var(--color-bg);
            color: var(--color-text);
            transition: all var(--transition-base);
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(242, 184, 75, 0.15);
            background: var(--color-white);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .form-submit {
            width: 100%;
            padding: 16px;
            font-size: 16px;
            font-weight: 700;
            background: var(--color-accent);
            color: var(--color-primary);
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            margin-top: 4px;
        }

        .form-submit:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 18px rgba(242, 184, 75, 0.35);
            transform: translateY(-2px);
        }

        .form-privacy {
            font-size: 12px;
            color: var(--color-text-secondary);
            margin-top: 12px;
            text-align: center;
            line-height: 1.6;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.8);
            padding-top: 56px;
        }

        .site-footer .container {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
        }

        .footer-brand__desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 16px;
            max-width: 300px;
        }

        .footer-links h4,
        .footer-contact h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 16px;
            line-height: 1.4;
        }

        .footer-links ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-base);
        }

        .footer-links ul li a:hover {
            color: var(--color-accent);
        }

        .footer-contact p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            margin-bottom: 6px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 20px;
            color: var(--color-white);
            line-height: 1;
        }

        .footer-logo .logo-icon {
            background: var(--color-white);
            color: var(--color-primary);
        }

        .footer-bottom {
            margin-top: 40px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
        }

        .footer-bottom .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.6;
        }

        .footer-bottom__links {
            display: flex;
            gap: 20px;
        }

        .footer-bottom__links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-base);
        }

        .footer-bottom__links a:hover {
            color: var(--color-accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1200px) {
            .main-nav__link {
                padding: 10px 10px;
                font-size: 14px;
            }

            .member-banner__title {
                font-size: 40px;
            }
        }

        @media (max-width: 1024px) {
            .main-nav {
                gap: 0;
            }

            .main-nav__link {
                padding: 8px 8px;
                font-size: 13px;
            }

            .benefits-grid {
                grid-template-columns: 140px 1fr 1.2fr 1.4fr;
                font-size: 13px;
            }

            .member-cta .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .growth-steps {
                grid-template-columns: repeat(2, 1fr);
            }

            .member-level-card--featured {
                grid-template-columns: 1fr;
            }

            .member-level-card__image {
                min-height: 180px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-space: 48px;
                --nav-height: 64px;
            }

            .site-header .container {
                height: var(--nav-height);
            }

            .main-nav {
                display: none;
            }

            .nav-location {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .mobile-menu {
                display: flex;
            }

            .mobile-menu.open {
                display: flex;
            }

            .member-banner {
                min-height: 360px;
            }

            .member-banner .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .member-banner__title {
                font-size: 32px;
            }

            .member-banner__stats {
                grid-template-columns: repeat(3, 1fr);
                gap: 10px;
            }

            .member-banner__stat {
                padding: 14px;
            }

            .member-banner__stat-number {
                font-size: 24px;
            }

            .member-banner__stat-label {
                font-size: 11px;
            }

            .member-level-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .member-level-card--featured {
                grid-column: auto;
                grid-template-columns: 1fr;
            }

            .benefits-grid {
                grid-template-columns: 110px 1fr 1.1fr 1.2fr;
                font-size: 12px;
                overflow-x: auto;
                min-width: 600px;
            }

            .benefits-compare .container {
                overflow-x: auto;
                padding-bottom: 16px;
            }

            .growth-steps {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .member-cta__form {
                padding: 24px;
            }

            .form-row {
                grid-template-columns: 1fr;
                gap: 0;
            }

            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom .container {
                flex-direction: column;
                text-align: center;
                gap: 12px;
            }
        }

        @media (max-width: 480px) {
            :root {
                --section-space: 40px;
            }

            .container {
                padding: 0 16px;
            }

            .member-banner {
                min-height: 320px;
            }

            .member-banner__title {
                font-size: 26px;
            }

            .member-banner__desc {
                font-size: 15px;
            }

            .member-banner__stats {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }

            .member-banner__stat-number {
                font-size: 20px;
            }

            .member-level-card__content {
                padding: 20px;
            }

            .member-level-card__content h3 {
                font-size: 20px;
            }

            .benefits-grid {
                min-width: 520px;
                font-size: 11px;
            }

            .member-cta__info h2 {
                font-size: 26px;
            }

            .member-cta__form {
                padding: 20px;
            }

            .faq-item__question {
                font-size: 16px;
                padding: 16px 18px;
            }

            .faq-item__answer p {
                font-size: 14px;
                padding-left: 12px;
            }

            .btn-lg {
                padding: 14px 24px;
                font-size: 16px;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #0B1D33;
            --color-primary-light: #142C4C;
            --color-primary-soft: #1E3A5F;
            --color-accent: #F2B84B;
            --color-accent-hover: #D99E32;
            --color-green: #2A9D8F;
            --color-green-light: #E6F4F2;
            --color-bg: #F4F7FA;
            --color-white: #FFFFFF;
            --color-text: #182635;
            --color-text-secondary: #5A6B7C;
            --color-border: #D8E0E8;
            --color-border-light: #E9EEF3;
            --radius-card: 10px;
            --radius-btn: 8px;
            --radius-pill: 999px;
            --radius-sm: 4px;
            --shadow-card: 0 8px 24px rgba(11, 29, 51, 0.08);
            --shadow-hover: 0 12px 28px rgba(11, 29, 51, 0.15);
            --font-heading: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-number: 'Barlow Condensed', 'DIN Condensed', 'PingFang SC', sans-serif;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1280px;
            --section-space: 84px;
            --section-space-mobile: 48px;
            --nav-height: 72px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-base);
        }

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: all var(--transition-base);
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: 16px;
            color: var(--color-text);
            outline: none;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            transition: box-shadow var(--transition-smooth), background var(--transition-smooth);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 16px rgba(11, 29, 51, 0.08);
            background: rgba(255, 255, 255, 0.99);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
            gap: 16px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 22px;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            line-height: 1;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent);
            font-size: 18px;
            font-weight: 900;
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
        }

        .logo-icon::after {
            content: '';
            position: absolute;
            width: 6px;
            height: 6px;
            background: var(--color-accent);
            border-radius: 50%;
            top: 6px;
            right: 7px;
            box-shadow: -8px 6px 0 -1px var(--color-green), -14px 2px 0 -2px var(--color-accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .main-nav__link {
            display: inline-flex;
            align-items: center;
            padding: 10px 14px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            border-radius: var(--radius-btn);
            position: relative;
            white-space: nowrap;
            transition: color var(--transition-base), background var(--transition-base);
        }

        .main-nav__link:hover {
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.12);
        }

        .main-nav__link.active {
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.18);
        }

        .main-nav__link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: var(--radius-sm);
            background: var(--color-accent);
        }

        .nav-location {
            display: flex;
            align-items: center;
            flex-shrink: 0;
        }

        .nav-location__btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 14px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            background: var(--color-white);
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            cursor: pointer;
            white-space: nowrap;
        }

        .nav-location__btn:hover {
            border-color: var(--color-accent);
            box-shadow: 0 2px 10px rgba(242, 184, 75, 0.25);
        }

        .pin-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
            position: relative;
            flex-shrink: 0;
        }

        .pin-dot::after {
            content: '';
            position: absolute;
            top: -3px;
            left: -3px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            border: 2px solid rgba(242, 184, 75, 0.35);
            animation: pulse-ring 2s ease-in-out infinite;
        }

        @keyframes pulse-ring {
            0%,
            100% {
                transform: scale(1);
                opacity: 1;
            }
            50% {
                transform: scale(1.4);
                opacity: 0.3;
            }
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: none;
            border: none;
            cursor: pointer;
            z-index: 1002;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-primary);
            transition: all var(--transition-base);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-primary);
            z-index: 999;
            padding: 24px;
            flex-direction: column;
            gap: 16px;
            overflow-y: auto;
            animation: menuIn 0.3s ease-out forwards;
        }

        @keyframes menuIn {
            from {
                opacity: 0;
                transform: translateY(-10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .mobile-menu.open {
            display: flex;
        }

        .mobile-menu .nav-location__btn {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.2);
            color: var(--color-white);
            width: 100%;
            justify-content: center;
            padding: 12px 16px;
            font-size: 15px;
        }

        .mobile-menu .main-nav {
            flex-direction: column;
            align-items: stretch;
            gap: 4px;
        }

        .mobile-menu .main-nav__link {
            color: var(--color-white);
            padding: 14px 16px;
            font-size: 16px;
            border-radius: var(--radius-btn);
            justify-content: flex-start;
        }

        .mobile-menu .main-nav__link:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--color-accent);
        }

        .mobile-menu .main-nav__link.active {
            background: rgba(242, 184, 75, 0.2);
            color: var(--color-accent);
        }

        .mobile-menu .main-nav__link.active::after {
            display: none;
        }

        /* ========== 页面 Banner ========== */
        .page-banner {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center 30%;
            min-height: 380px;
            display: flex;
            align-items: center;
            padding: 64px 0;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 29, 51, 0.88) 0%, rgba(11, 29, 51, 0.72) 100%);
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
        }

        .page-banner__tag {
            display: inline-block;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.02em;
            margin-bottom: 16px;
        }

        .page-banner h1 {
            font-family: var(--font-heading);
            font-size: 42px;
            font-weight: 800;
            line-height: 1.35;
            color: var(--color-white);
            max-width: 640px;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .page-banner__desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            max-width: 620px;
            margin-bottom: 24px;
        }

        .page-banner__actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 700;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all var(--transition-base);
            border: 2px solid transparent;
            white-space: nowrap;
            line-height: 1.5;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(242, 184, 75, 0.5);
            outline-offset: 2px;
        }

        .btn--accent {
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .btn--accent:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(242, 184, 75, 0.35);
        }

        .btn--outline-light {
            border-color: rgba(255, 255, 255, 0.6);
            color: var(--color-white);
            background: transparent;
        }

        .btn--outline-light:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(255, 255, 255, 0.06);
        }

        .btn--primary {
            background: var(--color-primary);
            color: var(--color-white);
        }

        .btn--primary:hover {
            background: var(--color-primary-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .btn--sm {
            padding: 9px 18px;
            font-size: 13px;
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: var(--section-space) 0;
        }

        .section--bg-light {
            background: var(--color-bg);
        }

        .section--bg-white {
            background: var(--color-white);
        }

        .section--bg-dark {
            background: var(--color-primary);
        }

        .section__header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 36px;
            flex-wrap: wrap;
        }

        .section__title {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }

        .section__title--light {
            color: var(--color-white);
        }

        .section__subtitle {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 520px;
            line-height: 1.7;
        }

        .section__subtitle--light {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== 品类筛选标签 ========== */
        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 32px;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            font-size: 14px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            background: var(--color-white);
            color: var(--color-text);
            border: 1px solid var(--color-border);
            cursor: pointer;
            transition: all var(--transition-base);
        }

        .filter-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-primary);
            background: rgba(242, 184, 75, 0.08);
        }

        .filter-tag.active {
            background: var(--color-primary);
            color: var(--color-white);
            border-color: var(--color-primary);
            box-shadow: 0 4px 12px rgba(11, 29, 51, 0.25);
        }

        /* ========== 商品卡片网格 ========== */
        .product-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .product-card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }

        .product-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }

        .product-card__image {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--color-bg);
        }

        .product-card__image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .product-card:hover .product-card__image img {
            transform: scale(1.05);
        }

        .product-card__badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 5px 12px;
            border-radius: var(--radius-pill);
            background: var(--color-accent);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.01em;
        }

        .product-card__badge--green {
            background: var(--color-green);
            color: var(--color-white);
        }

        .product-card__badge--outline {
            background: transparent;
            border: 1px solid var(--color-accent);
            color: var(--color-accent);
        }

        .product-card__body {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
            gap: 10px;
        }

        .product-card__cat {
            font-size: 12px;
            font-weight: 700;
            color: var(--color-green);
            letter-spacing: 0.05em;
            text-transform: uppercase;
        }

        .product-card__title {
            font-size: 19px;
            font-weight: 700;
            line-height: 1.45;
            color: var(--color-text);
            letter-spacing: -0.005em;
        }

        .product-card__spec {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .product-card__footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-top: auto;
            padding-top: 14px;
            border-top: 1px solid var(--color-border-light);
        }

        .product-card__price {
            font-family: var(--font-number);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.01em;
        }

        .product-card__price span {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            font-family: var(--font-body);
        }

        .btn--arrow {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 14px;
            font-weight: 700;
            color: var(--color-primary);
            transition: gap var(--transition-base), color var(--transition-base);
            cursor: pointer;
        }

        .btn--arrow:hover {
            color: var(--color-accent-hover);
            gap: 8px;
        }

        /* ========== 详情列表区 ========== */
        .detail-feature {
            display: grid;
            grid-template-columns: 1fr 1.3fr;
            gap: 44px;
            align-items: center;
            background: var(--color-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            padding: 36px;
        }

        .detail-feature__image {
            position: relative;
            aspect-ratio: 4 / 3;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--color-bg);
        }

        .detail-feature__image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .detail-feature__content h3 {
            font-size: 24px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 12px;
            color: var(--color-text);
        }

        .detail-feature__content p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .detail-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 20px;
        }

        .detail-list__item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text);
            line-height: 1.7;
        }

        .detail-list__item::before {
            content: '✓';
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--color-green-light);
            color: var(--color-green);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            font-weight: 700;
            margin-top: 2px;
        }

        /* ========== 推荐搭配 ========== */
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .recommend-card {
            background: var(--color-white);
            border-radius: var(--radius-card);
            padding: 24px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .recommend-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }

        .recommend-card__icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(42, 157, 143, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--color-green);
            flex-shrink: 0;
        }

        .recommend-card h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
        }

        .recommend-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
        }

        .recommend-card__tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            background: rgba(242, 184, 75, 0.15);
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 700;
            align-self: flex-start;
        }

        /* ========== 服务流程 ========== */
        .service-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }

        .service-step {
            background: var(--color-white);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-card);
            position: relative;
            transition: all var(--transition-smooth);
            counter-increment: step;
        }

        .service-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }

        .service-step::before {
            content: counter(step, decimal-leading-zero);
            font-family: var(--font-number);
            font-size: 42px;
            font-weight: 700;
            color: rgba(11, 29, 51, 0.08);
            position: absolute;
            top: 16px;
            right: 18px;
            line-height: 1;
        }

        .service-step__icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-primary);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 14px;
        }

        .service-step h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .service-step p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: var(--color-border);
        }

        .faq-item.open {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: color var(--transition-base);
            line-height: 1.6;
        }

        .faq-question:hover {
            color: var(--color-primary);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(11, 29, 51, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-primary);
            transition: all var(--transition-base);
            font-weight: 700;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-accent);
            color: var(--color-primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 22px;
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.85;
        }

        .faq-item.open .faq-answer {
            max-height: 320px;
            padding: 0 22px 20px;
            border-left: 3px solid var(--color-accent);
            margin-left: 22px;
        }

        /* ========== CTA 区 ========== */
        .cta-section {
            background: var(--color-primary);
            padding: 56px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: rgba(242, 184, 75, 0.06);
            pointer-events: none;
        }

        .cta-section .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .cta-section__content h3 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-white);
            line-height: 1.45;
            margin-bottom: 8px;
        }

        .cta-section__content p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.75;
            max-width: 480px;
        }

        .cta-section__actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 0;
        }

        .site-footer .container {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 36px;
            padding-bottom: 40px;
        }

        .footer-brand .logo {
            color: var(--color-white);
            margin-bottom: 14px;
        }

        .footer-brand__desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            max-width: 320px;
        }

        .footer-links h4,
        .footer-contact h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-white);
            margin-bottom: 14px;
            letter-spacing: 0.01em;
        }

        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-base);
            line-height: 1.6;
        }

        .footer-links a:hover {
            color: var(--color-accent);
        }

        .footer-contact p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.8;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 18px 0;
        }

        .footer-bottom .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-bottom: 0;
        }

        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.6;
        }

        .footer-bottom__links {
            display: flex;
            gap: 18px;
        }

        .footer-bottom__links a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-base);
        }

        .footer-bottom__links a:hover {
            color: var(--color-accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1100px) {
            .main-nav {
                gap: 2px;
            }
            .main-nav__link {
                padding: 8px 10px;
                font-size: 14px;
            }
            .recommend-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-steps {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 992px) {
            :root {
                --section-space: 56px;
                --nav-height: 64px;
            }
            .site-header .container {
                height: var(--nav-height);
            }
            .main-nav {
                display: none;
            }
            .nav-location {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .mobile-menu {
                top: var(--nav-height);
            }
            .page-banner h1 {
                font-size: 34px;
            }
            .detail-feature {
                grid-template-columns: 1fr;
                gap: 28px;
                padding: 28px;
            }
            .product-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .site-footer .container {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .section__header {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-space: 40px;
            }
            .container {
                padding: 0 16px;
            }
            .page-banner {
                min-height: 320px;
                padding: 44px 0;
            }
            .page-banner h1 {
                font-size: 27px;
            }
            .page-banner__desc {
                font-size: 15px;
            }
            .section__title {
                font-size: 25px;
            }
            .recommend-grid {
                grid-template-columns: 1fr;
            }
            .service-steps {
                grid-template-columns: 1fr;
            }
            .cta-section .container {
                flex-direction: column;
                align-items: flex-start;
            }
            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .filter-tags {
                gap: 8px;
            }
            .filter-tag {
                padding: 8px 16px;
                font-size: 13px;
            }
            .product-card__body {
                padding: 16px 18px 18px;
            }
            .product-card__title {
                font-size: 17px;
            }
        }

        @media (max-width: 480px) {
            .page-banner h1 {
                font-size: 23px;
            }
            .page-banner {
                min-height: 280px;
                padding: 36px 0;
            }
            .btn {
                padding: 11px 20px;
                font-size: 14px;
                width: 100%;
            }
            .page-banner__actions {
                flex-direction: column;
                width: 100%;
            }
            .detail-feature {
                padding: 20px;
            }
            .detail-feature__content h3 {
                font-size: 20px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 15px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
                margin-left: 16px;
            }
        }

/* roulang page: category7 */
body{font-family:"Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.7;color:#1f2937;background:#f7f9fc}
  header,footer{background:#0f172a;color:#fff} header a,footer a{color:inherit;text-decoration:none}
  main section{padding:64px 0} .container{max-width:1180px}
  .hero,.site-hero{background:linear-gradient(135deg,#0f172a,#1d4ed8);color:#fff}
  .card,.feature-card,.service-card,.category-card{border:1px solid rgba(15,23,42,.08);box-shadow:0 12px 32px rgba(15,23,42,.08);border-radius:16px}
  .btn,.button,a[class*="btn"]{border-radius:999px;font-weight:700}
  img{max-width:100%;height:auto} @media(max-width:768px){main section{padding:42px 0} h1{font-size:2rem}}