/* roulang page: index */
:root {
            --color-primary: #1E5A8C;
            --color-primary-hover: #164A73;
            --color-primary-light: #2C6BA0;
            --color-accent: #F85C2C;
            --color-accent-hover: #E04A1A;
            --color-accent-yellow: #F5A623;
            --color-bg: #F8FAFC;
            --color-white: #FFFFFF;
            --color-text: #333333;
            --color-text-weak: #666666;
            --color-text-light: #999999;
            --color-border: #E2E8F0;
            --color-border-light: #F0F2F5;
            --color-footer: #1E293B;
            --color-footer-text: #CBD5E1;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
            --max-width: 1200px;
            --header-height: 68px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            transition: all var(--transition-fast);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            font-size: 15px;
            border: 1px solid #ddd;
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            transition: all var(--transition-fast);
            background: var(--color-white);
        }
        input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(30, 90, 140, 0.2);
            outline: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
        }
        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
        }
        .nav-left {
            flex: 1;
            justify-content: flex-end;
            padding-right: 20px;
        }
        .nav-right {
            flex: 1;
            justify-content: flex-start;
            padding-left: 20px;
        }
        .nav-logo {
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-align: center;
        }
        .nav-logo:hover {
            color: var(--color-primary-hover);
        }
        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--color-primary);
            background: rgba(30, 90, 140, 0.04);
        }
        .nav-left a.active,
        .nav-right a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 3px;
        }
        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--color-text);
            padding: 8px;
            cursor: pointer;
            z-index: 1001;
            line-height: 1;
        }
        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.4);
            z-index: 999;
        }
        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: 0;
            right: -100%;
            width: 280px;
            height: 100%;
            background: var(--color-white);
            z-index: 1000;
            padding: 80px 24px 40px;
            transition: right var(--transition-normal);
            overflow-y: auto;
            box-shadow: var(--shadow-xl);
        }
        .mobile-menu-panel.open {
            right: 0;
        }
        .mobile-menu-panel a {
            display: block;
            padding: 14px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            border-bottom: 1px solid var(--color-border-light);
            transition: color var(--transition-fast);
        }
        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active {
            color: var(--color-primary);
        }
        .mobile-menu-close {
            position: absolute;
            top: 16px;
            right: 20px;
            font-size: 26px;
            background: none;
            border: none;
            color: var(--color-text);
            cursor: pointer;
            z-index: 1002;
        }

        /* Hero */
        .hero-section {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-attachment: fixed;
            overflow: hidden;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.38);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #fff;
            padding: 40px 20px;
            max-width: 800px;
            width: 100%;
        }
        .hero-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
            animation: pulse-badge 2s ease-in-out infinite;
        }
        @keyframes pulse-badge {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(248, 92, 44, 0.5);
            }
            50% {
                box-shadow: 0 0 0 14px rgba(248, 92, 44, 0);
            }
        }
        .hero-title {
            font-family: var(--font-heading);
            font-size: 48px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: 1px;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
        }
        .hero-subtitle {
            font-size: 18px;
            font-weight: 300;
            line-height: 1.7;
            margin-bottom: 12px;
            opacity: 0.92;
            max-width: 650px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-countdown {
            display: inline-flex;
            align-items: center;
            gap: 14px;
            background: rgba(0, 0, 0, 0.5);
            border-radius: 40px;
            padding: 10px 24px;
            margin: 20px 0 28px;
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 0.5px;
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        .countdown-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            min-width: 44px;
        }
        .countdown-num {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
        }
        .countdown-label {
            font-size: 11px;
            opacity: 0.8;
            margin-top: 2px;
        }
        .countdown-sep {
            font-size: 20px;
            opacity: 0.6;
            font-weight: 300;
        }
        .hero-buttons {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            cursor: pointer;
            text-align: center;
            white-space: nowrap;
        }
        .btn:active {
            transform: scale(0.98);
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border: 2px solid var(--color-primary);
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            box-shadow: var(--shadow-lg);
        }
        .btn-accent {
            background: var(--color-accent);
            color: #fff;
            border: 2px solid var(--color-accent);
        }
        .btn-accent:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            box-shadow: var(--shadow-lg);
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.7);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
        }
        .btn-outline-dark {
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
        }
        .btn-outline-dark:hover {
            background: var(--color-primary);
            color: #fff;
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
            border-radius: 4px;
        }

        /* Section通用 */
        .section {
            padding: 60px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 1.5px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }
        .section-desc {
            font-size: 15px;
            color: var(--color-text-weak);
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* 赛事直播轨道 */
        .live-ticker {
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
        }
        .ticker-scroll {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding: 20px 0;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: #ccc transparent;
        }
        .ticker-scroll::-webkit-scrollbar {
            height: 4px;
        }
        .ticker-scroll::-webkit-scrollbar-thumb {
            background: #ccc;
            border-radius: 4px;
        }
        .ticker-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            background: var(--color-white);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 16px 18px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
            min-width: 260px;
        }
        .ticker-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--color-primary-light);
        }
        .ticker-live-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            background: #e53e3e;
            border-radius: 50%;
            animation: live-blink 1.2s ease-in-out infinite;
            margin-right: 6px;
        }
        @keyframes live-blink {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.3;
            }
        }
        .ticker-teams {
            font-weight: 700;
            font-size: 16px;
            margin: 6px 0;
            color: var(--color-text);
        }
        .ticker-score {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
        }
        .ticker-meta {
            font-size: 12px;
            color: var(--color-text-light);
            margin-top: 4px;
        }

        /* 热门赛事推荐 */
        .featured-match-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-fast);
            display: flex;
            flex-direction: column;
        }
        .featured-match-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-3px);
        }
        .featured-match-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            display: block;
        }
        .featured-match-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .featured-match-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 1px;
        }
        .featured-match-title {
            font-size: 18px;
            font-weight: 700;
            margin: 8px 0;
            line-height: 1.4;
            color: var(--color-text);
        }
        .featured-match-info {
            font-size: 13px;
            color: var(--color-text-weak);
            margin-top: auto;
        }

        /* 联赛分区 */
        .league-card {
            display: block;
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .league-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-primary-light);
        }
        .league-icon {
            font-size: 36px;
            margin-bottom: 10px;
            color: var(--color-primary);
        }
        .league-name {
            font-weight: 700;
            font-size: 16px;
            color: var(--color-text);
            margin-bottom: 4px;
        }
        .league-count {
            font-size: 13px;
            color: var(--color-text-weak);
        }

        /* 竖屏种草 */
        .vertical-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-fast);
            cursor: pointer;
            aspect-ratio: 3 / 4;
            display: flex;
            flex-direction: column;
            position: relative;
        }
        .vertical-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-4px);
        }
        .vertical-card-img {
            width: 100%;
            flex: 1;
            object-fit: cover;
            display: block;
        }
        .vertical-card-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.75));
            padding: 30px 16px 16px;
            color: #fff;
        }
        .vertical-card-title {
            font-weight: 700;
            font-size: 15px;
            line-height: 1.3;
            margin-bottom: 4px;
        }
        .vertical-card-sub {
            font-size: 12px;
            opacity: 0.85;
        }

        /* 活动亮点墙 */
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
        }
        .highlight-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            display: flex;
            gap: 14px;
            align-items: flex-start;
            cursor: pointer;
        }
        .highlight-item:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--color-primary-light);
        }
        .highlight-icon {
            flex-shrink: 0;
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: rgba(30, 90, 140, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--color-primary);
        }
        .highlight-text h4 {
            font-weight: 700;
            font-size: 15px;
            margin-bottom: 4px;
            color: var(--color-text);
        }
        .highlight-text p {
            font-size: 13px;
            color: var(--color-text-weak);
            line-height: 1.5;
        }

        /* 资讯区 */
        .news-list-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border-light);
            align-items: flex-start;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .news-list-item:hover {
            background: rgba(30, 90, 140, 0.02);
            padding-left: 8px;
            border-radius: 4px;
        }
        .news-date-badge {
            flex-shrink: 0;
            background: var(--color-accent);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 12px;
            white-space: nowrap;
            letter-spacing: 0.5px;
            min-width: 70px;
            text-align: center;
        }
        .news-content h4 {
            font-weight: 600;
            font-size: 15px;
            color: var(--color-text);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .news-content p {
            font-size: 13px;
            color: var(--color-text-weak);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-read-more {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-primary);
            margin-top: 4px;
            display: inline-block;
            transition: color var(--transition-fast);
        }
        .news-read-more:hover {
            color: var(--color-accent);
        }

        /* 深度报道 */
        .deep-report {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-md);
            margin-bottom: 24px;
            border-left: 4px solid var(--color-primary);
        }
        .deep-report h3 {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--color-text);
            line-height: 1.4;
        }
        .deep-report p {
            font-size: 15px;
            line-height: 1.9;
            color: var(--color-text);
            margin-bottom: 14px;
        }

        /* 数据亮点 */
        .stat-card {
            text-align: center;
            padding: 28px 20px;
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            border: 1px solid transparent;
        }
        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--color-primary-light);
            transform: translateY(-2px);
        }
        .stat-num {
            font-size: 40px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
            margin-bottom: 8px;
        }
        .stat-label {
            font-size: 14px;
            color: var(--color-text-weak);
            font-weight: 500;
        }

        /* FAQ */
        .faq-item {
            background: #f9f9f9;
            border-radius: var(--radius-sm);
            margin-bottom: 8px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }
        .faq-item:nth-child(even) {
            background: var(--color-white);
        }
        .faq-question {
            width: 100%;
            padding: 16px 20px;
            text-align: left;
            font-weight: 600;
            font-size: 15px;
            color: var(--color-text);
            background: none;
            border: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: rgba(30, 90, 140, 0.03);
        }
        .faq-arrow {
            font-size: 14px;
            transition: transform var(--transition-fast);
            color: var(--color-text-weak);
            flex-shrink: 0;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-normal), padding var(--transition-normal);
            padding: 0 20px;
            font-size: 14px;
            color: var(--color-text-weak);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }
        .faq-item.open {
            box-shadow: var(--shadow-md);
        }

        /* CTA */
        .cta-section {
            background: var(--color-primary);
            color: #fff;
            text-align: center;
            padding: 60px 20px;
        }
        .cta-section .section-title {
            color: #fff;
        }
        .cta-section .section-desc {
            color: rgba(255, 255, 255, 0.85);
        }

        /* Footer */
        .site-footer {
            background: var(--color-footer);
            color: var(--color-footer-text);
            padding: 50px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-col h4 {
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .footer-col p,
        .footer-col a {
            font-size: 13px;
            line-height: 2;
            color: var(--color-footer-text);
            display: block;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            font-size: 12px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
            color: var(--color-footer-text);
        }
        .footer-bottom a {
            color: var(--color-footer-text);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .footer-links-row {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* 合集目录 */
        .collection-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .collection-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--color-primary-light);
        }
        .collection-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            opacity: 0.3;
            flex-shrink: 0;
            min-width: 50px;
            text-align: center;
        }
        .collection-info h4 {
            font-weight: 700;
            font-size: 15px;
            color: var(--color-text);
        }
        .collection-info span {
            font-size: 13px;
            color: var(--color-text-weak);
        }

        /* 直播预告 */
        .live-preview-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-fast);
        }
        .live-preview-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-3px);
        }
        .live-preview-img-wrap {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .live-preview-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .live-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: #e53e3e;
            color: #fff;
            font-size: 11px;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: 14px;
            letter-spacing: 0.5px;
        }
        .live-preview-body {
            padding: 16px;
        }
        .live-preview-body h4 {
            font-weight: 700;
            font-size: 16px;
            margin-bottom: 6px;
            color: var(--color-text);
        }
        .live-preview-body p {
            font-size: 13px;
            color: var(--color-text-weak);
            line-height: 1.5;
        }

        /* 用户口碑 */
        .testimonial-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .testimonial-text {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text);
            font-style: italic;
            margin-bottom: 12px;
            position: relative;
            padding-left: 20px;
        }
        .testimonial-text::before {
            content: '"';
            position: absolute;
            left: 0;
            top: -4px;
            font-size: 32px;
            color: var(--color-primary);
            opacity: 0.4;
            font-weight: 700;
            line-height: 1;
        }
        .testimonial-author {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text);
        }
        .testimonial-role {
            font-size: 12px;
            color: var(--color-text-light);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .hero-title {
                font-size: 36px;
            }
            .hero-subtitle {
                font-size: 16px;
            }
            .section-title {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .nav-left a,
            .nav-right a {
                padding: 6px 10px;
                font-size: 13px;
            }
            .nav-left {
                padding-right: 10px;
            }
            .nav-right {
                padding-left: 10px;
            }
            .nav-logo {
                font-size: 19px;
            }
        }
        @media (max-width: 768px) {
            .hero-section {
                min-height: 65vh;
                background-attachment: scroll;
            }
            .hero-title {
                font-size: 28px;
            }
            .hero-subtitle {
                font-size: 14px;
            }
            .hero-countdown {
                gap: 8px;
                padding: 8px 16px;
                font-size: 13px;
            }
            .countdown-num {
                font-size: 20px;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .nav-left,
            .nav-right {
                display: none;
            }
            .hamburger-btn {
                display: block;
            }
            .header-inner {
                justify-content: space-between;
            }
            .nav-logo {
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .ticker-card {
                flex: 0 0 220px;
                min-width: 200px;
            }
            .highlight-grid {
                grid-template-columns: 1fr;
            }
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
            .btn {
                width: 100%;
                max-width: 280px;
                justify-content: center;
            }
            .deep-report {
                padding: 20px;
            }
            .deep-report h3 {
                font-size: 17px;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 24px;
            }
            .hero-subtitle {
                font-size: 13px;
            }
            .section {
                padding: 30px 0;
            }
            .section-title {
                font-size: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .container {
                padding: 0 14px;
            }
            .ticker-scroll {
                gap: 10px;
            }
            .ticker-card {
                flex: 0 0 180px;
                min-width: 170px;
                padding: 12px;
            }
            .stat-num {
                font-size: 30px;
            }
            .vertical-card {
                aspect-ratio: 3 / 5;
            }
            .collection-card {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1E5A8C;
            --color-primary-hover: #164A73;
            --color-primary-light: #2C6BA0;
            --color-accent: #F85C2C;
            --color-accent-hover: #E04A1A;
            --color-accent-yellow: #F5A623;
            --color-bg: #F8FAFC;
            --color-white: #FFFFFF;
            --color-text: #333333;
            --color-text-weak: #666666;
            --color-text-light: #999999;
            --color-border: #E2E8F0;
            --color-border-light: #F0F2F5;
            --color-footer: #1E293B;
            --color-footer-text: #CBD5E1;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
            --max-width: 1200px;
            --header-height: 68px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            transition: all var(--transition-fast);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            font-size: 15px;
            border: 1px solid #ddd;
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            transition: all var(--transition-fast);
            background: var(--color-white);
        }

        input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(30, 90, 140, 0.2);
            outline: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-left {
            flex: 1;
            justify-content: flex-end;
            padding-right: 20px;
        }

        .nav-right {
            flex: 1;
            justify-content: flex-start;
            padding-left: 20px;
        }

        .nav-logo {
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-align: center;
        }

        .nav-logo:hover {
            color: var(--color-primary-hover);
        }

        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--color-primary);
            background: rgba(30, 90, 140, 0.04);
        }

        .nav-left a.active,
        .nav-right a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 3px;
        }

        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--color-text);
            padding: 8px;
            cursor: pointer;
            z-index: 1001;
            line-height: 1;
        }

        .btn-primary {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
            border: 2px solid var(--color-primary);
            cursor: pointer;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-primary);
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
            border: 2px solid var(--color-primary);
            cursor: pointer;
            text-align: center;
        }

        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-outline:active {
            transform: scale(0.98);
        }

        .btn-accent {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
            border: 2px solid var(--color-accent);
            cursor: pointer;
            text-align: center;
        }

        .btn-accent:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-accent:active {
            transform: scale(0.98);
        }

        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            overflow: hidden;
        }

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

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        .badge-accent {
            background: rgba(248, 92, 44, 0.1);
            color: var(--color-accent);
        }

        .badge-primary {
            background: rgba(30, 90, 140, 0.1);
            color: var(--color-primary);
        }

        .badge-yellow {
            background: rgba(245, 166, 35, 0.15);
            color: #c47d08;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.45);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .faq-item {
            background: #f9f9f9;
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }

        .faq-item:nth-child(even) {
            background: var(--color-white);
        }

        .faq-question {
            padding: 18px 24px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 16px;
            color: var(--color-text);
            user-select: none;
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: rgba(30, 90, 140, 0.03);
        }

        .faq-question i {
            transition: transform var(--transition-fast);
            color: var(--color-primary);
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-normal), padding var(--transition-normal);
            padding: 0 24px;
            color: var(--color-text-weak);
            line-height: 1.7;
            font-size: 14.5px;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 18px;
        }

        .site-footer {
            background: var(--color-footer);
            color: var(--color-footer-text);
            padding: 50px 0 30px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 30px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            font-family: var(--font-heading);
        }

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

        .footer-col a {
            display: block;
            color: var(--color-footer-text);
            font-size: 14px;
            padding: 5px 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--color-footer-text);
        }

        .footer-links-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .footer-links-row a {
            color: var(--color-footer-text);
            transition: color var(--transition-fast);
        }

        .footer-links-row a:hover {
            color: #fff;
        }

        .stat-card {
            text-align: center;
            padding: 24px 16px;
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        .stat-number {
            font-size: 42px;
            font-weight: 800;
            font-family: var(--font-heading);
            color: var(--color-primary);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 14px;
            color: var(--color-text-weak);
            margin-top: 6px;
        }

        .timeline-item {
            position: relative;
            padding-left: 32px;
            padding-bottom: 28px;
            border-left: 2px solid var(--color-border);
            margin-left: 10px;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -8px;
            top: 4px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--color-primary);
            border: 3px solid var(--color-white);
            box-shadow: 0 0 0 2px var(--color-primary);
        }

        .timeline-item:last-child {
            border-left-color: transparent;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .nav-left a,
            .nav-right a {
                padding: 6px 10px;
                font-size: 13.5px;
            }
            .nav-left {
                padding-right: 10px;
                gap: 2px;
            }
            .nav-right {
                padding-left: 10px;
                gap: 2px;
            }
        }

        @media (max-width: 768px) {
            .hamburger-btn {
                display: block;
                position: absolute;
                right: 16px;
                top: 50%;
                transform: translateY(-50%);
            }
            .nav-left,
            .nav-right {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                box-shadow: var(--shadow-lg);
                border-bottom: 1px solid var(--color-border-light);
                z-index: 999;
            }
            .nav-left.show,
            .nav-right.show {
                display: flex;
            }
            .nav-left {
                top: var(--header-height);
            }
            .nav-right {
                top: calc(var(--header-height) + 200px);
            }
            .header-inner {
                justify-content: center;
                position: relative;
            }
            .nav-logo {
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-links-row {
                justify-content: center;
            }
            .stat-number {
                font-size: 32px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .stat-number {
                font-size: 28px;
            }
            .btn-primary,
            .btn-outline,
            .btn-accent {
                padding: 10px 20px;
                font-size: 14px;
            }
        }

        .section-divider {
            height: 1px;
            background: var(--color-border-light);
            margin: 0;
        }

        .data-highlight-box {
            background: linear-gradient(135deg, #f0f5fa 0%, #e8f0f7 100%);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            border-left: 4px solid var(--color-primary);
        }

        .tag-chip {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            background: #f0f4f8;
            color: var(--color-text-weak);
            margin: 4px;
            transition: all var(--transition-fast);
            cursor: default;
        }

        .tag-chip:hover {
            background: var(--color-primary);
            color: #fff;
        }

        .table-mini {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }

        .table-mini th {
            background: #f8fafc;
            padding: 12px 14px;
            text-align: left;
            font-weight: 600;
            color: var(--color-text);
            border-bottom: 2px solid var(--color-border);
            font-size: 13px;
            white-space: nowrap;
        }

        .table-mini td {
            padding: 11px 14px;
            border-bottom: 1px solid var(--color-border-light);
            color: var(--color-text-weak);
        }

        .table-mini tr:hover td {
            background: #fafcfd;
        }

        .table-mini .highlight-row {
            font-weight: 600;
            color: var(--color-primary);
        }

/* roulang page: category1 */
:root {
            --color-primary: #1E5A8C;
            --color-primary-hover: #164A73;
            --color-primary-light: #2C6BA0;
            --color-accent: #F85C2C;
            --color-accent-hover: #E04A1A;
            --color-accent-yellow: #F5A623;
            --color-bg: #F8FAFC;
            --color-white: #FFFFFF;
            --color-text: #333333;
            --color-text-weak: #666666;
            --color-text-light: #999999;
            --color-border: #E2E8F0;
            --color-border-light: #F0F2F5;
            --color-footer: #1E293B;
            --color-footer-text: #CBD5E1;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
            --max-width: 1200px;
            --header-height: 68px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-body);
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            transition: all var(--transition-fast);
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 4px;
        }
        input {
            font-family: inherit;
            font-size: 15px;
            border: 1px solid #ddd;
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            transition: all var(--transition-fast);
            background: var(--color-white);
        }
        input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(30, 90, 140, 0.2);
            outline: none;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
        }
        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-left {
            flex: 1;
            justify-content: flex-end;
            padding-right: 20px;
        }
        .nav-right {
            flex: 1;
            justify-content: flex-start;
            padding-left: 20px;
        }
        .nav-logo {
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-align: center;
        }
        .nav-logo:hover {
            color: var(--color-primary-hover);
        }
        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--color-primary);
            background: rgba(30, 90, 140, 0.04);
        }
        .nav-left a.active,
        .nav-right a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 3px;
        }
        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--color-text);
            padding: 8px;
            cursor: pointer;
            z-index: 1001;
            line-height: 1;
        }

        /* Hero Section */
        .hero-section {
            position: relative;
            min-height: 55vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-attachment: fixed;
            overflow: hidden;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.45);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 750px;
            padding: 40px 20px;
            width: 100%;
        }
        .hero-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 16px;
            animation: pulse-badge 2s ease-in-out infinite;
        }
        @keyframes pulse-badge {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(248, 92, 44, 0.5);
            }
            50% {
                box-shadow: 0 0 0 14px rgba(248, 92, 44, 0);
            }
        }
        .hero-section h1 {
            font-family: var(--font-heading);
            font-size: 44px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
            line-height: 1.2;
            letter-spacing: 1px;
        }
        .hero-subtitle {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.9);
            margin: 0 0 28px;
            line-height: 1.6;
        }
        .reward-cards {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }
        .reward-card {
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius-lg);
            padding: 18px 20px;
            text-align: center;
            color: #fff;
            flex: 1 1 140px;
            max-width: 180px;
            transition: all var(--transition-fast);
        }
        .reward-card:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-3px);
        }
        .reward-card .reward-icon {
            font-size: 28px;
            margin-bottom: 8px;
            display: block;
        }
        .reward-card .reward-count {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-accent-yellow);
            display: block;
        }
        .reward-card .reward-label {
            font-size: 12px;
            opacity: 0.85;
            margin-top: 4px;
        }
        .progress-wrap {
            background: rgba(255, 255, 255, 0.15);
            border-radius: 20px;
            height: 10px;
            overflow: hidden;
            margin-bottom: 10px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .progress-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--color-accent-yellow), var(--color-accent));
            border-radius: 20px;
            width: 42%;
            transition: width 0.8s ease;
            position: relative;
        }
        .progress-info {
            display: flex;
            justify-content: space-between;
            max-width: 500px;
            margin: 0 auto 20px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.8);
        }
        .hero-cta-group {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
            border: 2px solid var(--color-accent);
            cursor: pointer;
            letter-spacing: 0.5px;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(248, 92, 44, 0.35);
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-outline-light {
            display: inline-block;
            background: transparent;
            color: #fff;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
            border: 2px solid rgba(255, 255, 255, 0.6);
            cursor: pointer;
            letter-spacing: 0.5px;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            transform: translateY(-1px);
        }
        .btn-outline-light:active {
            transform: scale(0.98);
        }

        /* Section Common */
        .section {
            padding: 60px 0;
        }
        .section-alt {
            background: var(--color-white);
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-weak);
            margin: 0 0 32px;
            line-height: 1.6;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header.left {
            text-align: left;
        }

        /* Cards */
        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-fast);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
        }
        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .card-body {
            padding: 20px;
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .tag {
            display: inline-block;
            background: rgba(248, 92, 44, 0.1);
            color: var(--color-accent);
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .tag-blue {
            background: rgba(30, 90, 140, 0.1);
            color: var(--color-primary);
        }
        .tag-yellow {
            background: rgba(245, 166, 35, 0.15);
            color: #c7850a;
        }

        /* Timeline */
        .timeline {
            position: relative;
            padding-left: 30px;
        }
        .timeline::before {
            content: '';
            position: absolute;
            left: 12px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--color-border);
        }
        .timeline-item {
            position: relative;
            margin-bottom: 28px;
            padding-left: 20px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 6px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--color-primary);
            border: 2px solid #fff;
            box-shadow: 0 0 0 2px var(--color-primary);
        }
        .timeline-date {
            font-size: 13px;
            color: var(--color-accent);
            font-weight: 600;
            margin-bottom: 4px;
        }
        .timeline-title {
            font-weight: 600;
            font-size: 16px;
            color: var(--color-text);
            margin: 0 0 4px;
        }
        .timeline-desc {
            font-size: 14px;
            color: var(--color-text-weak);
            margin: 0;
        }

        /* FAQ */
        .faq-item {
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            background: #f9f9f9;
        }
        .faq-item:nth-child(even) {
            background: var(--color-white);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 16px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            background: transparent;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            border: none;
            transition: all var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-question .faq-arrow {
            transition: transform var(--transition-fast);
            font-size: 14px;
            color: var(--color-text-weak);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }
        .faq-answer p {
            margin: 0;
            font-size: 14px;
            color: var(--color-text-weak);
            line-height: 1.7;
        }

        /* Stats Grid */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            text-align: center;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-number {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            display: block;
        }
        .stat-number.accent {
            color: var(--color-accent);
        }
        .stat-label {
            font-size: 14px;
            color: var(--color-text-weak);
            margin-top: 4px;
        }

        /* CTA Section */
        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            color: #fff;
            padding: 50px 0;
            text-align: center;
            border-radius: 0;
        }
        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            margin: 0 0 10px;
            color: #fff;
        }
        .cta-section p {
            font-size: 15px;
            opacity: 0.9;
            margin: 0 0 24px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-input-group {
            display: flex;
            gap: 10px;
            max-width: 440px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-input-group input {
            flex: 1 1 260px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: none;
            font-size: 15px;
            background: #fff;
            color: var(--color-text);
        }
        .cta-input-group .btn-primary {
            flex-shrink: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--color-footer);
            color: var(--color-footer-text);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.5px;
        }
        .footer-col p {
            font-size: 13px;
            line-height: 1.7;
            margin: 0 0 8px;
            color: var(--color-footer-text);
        }
        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--color-footer-text);
            margin-bottom: 6px;
            transition: color var(--transition-fast);
            line-height: 1.6;
        }
        .footer-col a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            gap: 10px;
        }
        .footer-links-row {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .footer-links-row a {
            color: var(--color-footer-text);
            transition: color var(--transition-fast);
        }
        .footer-links-row a:hover {
            color: #fff;
        }
        .footer-links-row span {
            color: var(--color-footer-text);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .hero-section h1 {
                font-size: 34px;
            }
            .reward-cards {
                gap: 10px;
            }
            .reward-card {
                flex: 1 1 120px;
                max-width: 150px;
                padding: 14px 12px;
            }
        }
        @media (max-width: 768px) {
            .hamburger-btn {
                display: block;
                position: absolute;
                left: 16px;
                top: 50%;
                transform: translateY(-50%);
            }
            .nav-left,
            .nav-right {
                display: none;
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: 16px 20px;
                gap: 4px;
                box-shadow: var(--shadow-lg);
                z-index: 999;
                border-bottom: 2px solid var(--color-border-light);
            }
            .nav-left.open,
            .nav-right.open {
                display: flex;
            }
            .nav-left {
                top: var(--header-height);
            }
            .nav-right {
                top: calc(var(--header-height) + 200px);
            }
            .header-inner {
                justify-content: center;
            }
            .nav-logo {
                font-size: 20px;
            }
            .hero-section {
                min-height: 50vh;
                background-attachment: scroll;
            }
            .hero-section h1 {
                font-size: 28px;
            }
            .hero-subtitle {
                font-size: 14px;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-number {
                font-size: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-links-row {
                justify-content: center;
            }
            .reward-cards {
                flex-direction: column;
                align-items: center;
            }
            .reward-card {
                max-width: 220px;
                width: 100%;
            }
        }
        @media (max-width: 520px) {
            .hero-section h1 {
                font-size: 24px;
            }
            .hero-subtitle {
                font-size: 13px;
            }
            .btn-primary,
            .btn-outline-light {
                padding: 10px 20px;
                font-size: 14px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .container {
                padding: 0 14px;
            }
            .section-title {
                font-size: 20px;
            }
            .cta-input-group {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-input-group input {
                flex: 1 1 auto;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #1E5A8C;
            --color-primary-hover: #164A73;
            --color-primary-light: #2C6BA0;
            --color-accent: #F85C2C;
            --color-accent-hover: #E04A1A;
            --color-accent-yellow: #F5A623;
            --color-bg: #F8FAFC;
            --color-white: #FFFFFF;
            --color-text: #333333;
            --color-text-weak: #666666;
            --color-text-light: #999999;
            --color-border: #E2E8F0;
            --color-border-light: #F0F2F5;
            --color-footer: #1E293B;
            --color-footer-text: #CBD5E1;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
            --max-width: 1200px;
            --header-height: 68px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            font-size: 15px;
            border: 1px solid #ddd;
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            transition: all var(--transition-fast);
            background: var(--color-white);
        }

        input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(30, 90, 140, 0.2);
            outline: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-left {
            flex: 1;
            justify-content: flex-end;
            padding-right: 20px;
        }

        .nav-right {
            flex: 1;
            justify-content: flex-start;
            padding-left: 20px;
        }

        .nav-logo {
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-align: center;
        }

        .nav-logo:hover {
            color: var(--color-primary-hover);
        }

        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 13px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--color-primary);
            background: rgba(30, 90, 140, 0.04);
        }

        .nav-left a.active,
        .nav-right a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 3px;
        }

        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--color-text);
            padding: 8px;
            cursor: pointer;
            z-index: 1001;
            line-height: 1;
        }

        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-white);
            z-index: 999;
            padding: 20px;
            overflow-y: auto;
            flex-direction: column;
            gap: 4px;
        }

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

        .mobile-menu-overlay a {
            display: block;
            padding: 14px 18px;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            border-bottom: 1px solid var(--color-border-light);
        }

        .mobile-menu-overlay a:hover,
        .mobile-menu-overlay a.active {
            color: var(--color-primary);
            background: rgba(30, 90, 140, 0.04);
            font-weight: 600;
        }

        /* Hero - Coupon Wall Variant */
        .hero-coupon-wall {
            position: relative;
            min-height: 45vh;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .hero-coupon-wall::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.45);
            z-index: 1;
        }

        .hero-coupon-content {
            position: relative;
            z-index: 2;
            width: 100%;
            max-width: var(--max-width);
            padding: 40px 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }

        .coupon-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            padding: 28px 24px;
            transition: all var(--transition-normal);
            cursor: pointer;
            position: relative;
            overflow: hidden;
            flex: 0 0 260px;
            max-width: 280px;
            border-left: 5px solid var(--color-accent);
        }

        .coupon-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.15);
        }

        .coupon-card.coupon-main {
            flex: 0 0 380px;
            max-width: 420px;
            padding: 36px 30px;
            border-left: 6px solid var(--color-accent);
            transform: scale(1.05);
            z-index: 3;
            box-shadow: var(--shadow-xl), 0 0 0 8px rgba(248, 92, 44, 0.15);
            border-radius: var(--radius-xl);
        }

        .coupon-card.coupon-main:hover {
            transform: scale(1.05) translateY(-4px);
        }

        .coupon-tag {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .coupon-card.coupon-main .coupon-tag {
            font-size: 13px;
            padding: 5px 14px;
        }

        .coupon-title {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 10px;
            line-height: 1.4;
        }

        .coupon-card.coupon-main .coupon-title {
            font-size: 22px;
            margin-bottom: 14px;
        }

        .coupon-desc {
            font-size: 13px;
            color: var(--color-text-weak);
            line-height: 1.6;
            margin: 0 0 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .coupon-card.coupon-main .coupon-desc {
            font-size: 14px;
            -webkit-line-clamp: 3;
            margin-bottom: 18px;
        }

        .coupon-meta {
            font-size: 12px;
            color: var(--color-text-light);
            margin-bottom: 14px;
        }

        .coupon-btn {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition-fast);
            text-align: center;
            cursor: pointer;
            border: none;
            letter-spacing: 0.3px;
        }

        .coupon-btn:hover {
            background: var(--color-primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(30, 90, 140, 0.3);
        }

        .coupon-btn:active {
            transform: scale(0.98);
        }

        .coupon-card.coupon-main .coupon-btn {
            padding: 11px 28px;
            font-size: 15px;
            background: var(--color-accent);
            border-radius: var(--radius-md);
        }

        .coupon-card.coupon-main .coupon-btn:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 18px rgba(248, 92, 44, 0.35);
        }

        /* Section通用 */
        .section {
            padding: 60px 0;
        }

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

        .section-title {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 10px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--color-text-weak);
            margin: 0 0 36px;
            line-height: 1.6;
        }

        .section-header {
            text-align: left;
            margin-bottom: 32px;
            max-width: 700px;
        }

        /* 简介双栏 */
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .intro-image-wrap {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 16 / 10;
        }

        .intro-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .intro-text h3 {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            margin: 0 0 16px;
            color: var(--color-text);
        }

        .intro-text p {
            font-size: 15px;
            color: var(--color-text-weak);
            line-height: 1.9;
            margin: 0 0 12px;
        }

        /* 专题网格 - 非对称 */
        .featured-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }

        .featured-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            cursor: pointer;
        }

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

        .featured-card.large {
            grid-row: span 2;
        }

        .featured-card-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #e8ecf1;
        }

        .featured-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .featured-card-body {
            padding: 20px;
        }

        .featured-card-tag {
            display: inline-block;
            font-size: 11px;
            font-weight: 600;
            color: var(--color-accent);
            background: rgba(248, 92, 44, 0.08);
            padding: 3px 10px;
            border-radius: 12px;
            margin-bottom: 8px;
        }

        .featured-card h4 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 8px;
            line-height: 1.4;
            color: var(--color-text);
        }

        .featured-card.large h4 {
            font-size: 20px;
        }

        .featured-card p {
            font-size: 13px;
            color: var(--color-text-weak);
            line-height: 1.6;
            margin: 0;
        }

        /* 时间线列表 */
        .timeline-list {
            list-style: none;
            padding: 0;
            margin: 0;
            position: relative;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 18px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: var(--color-border-light);
            border-radius: 3px;
        }

        .timeline-item {
            position: relative;
            padding-left: 50px;
            margin-bottom: 28px;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .timeline-item:hover {
            transform: translateX(4px);
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 6px;
            width: 18px;
            height: 18px;
            background: var(--color-white);
            border: 3px solid var(--color-primary);
            border-radius: 50%;
            z-index: 1;
            transition: all var(--transition-fast);
        }

        .timeline-item:hover::before {
            background: var(--color-primary);
            box-shadow: 0 0 0 6px rgba(30, 90, 140, 0.12);
        }

        .timeline-date {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-accent);
            margin-bottom: 4px;
            letter-spacing: 0.3px;
        }

        .timeline-item h4 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 6px;
            color: var(--color-text);
            line-height: 1.4;
        }

        .timeline-item p {
            font-size: 14px;
            color: var(--color-text-weak);
            line-height: 1.7;
            margin: 0 0 8px;
        }

        .timeline-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            transition: color var(--transition-fast);
        }

        .timeline-link:hover {
            color: var(--color-primary-hover);
            text-decoration: underline;
        }

        .timeline-link i {
            font-size: 11px;
            margin-left: 3px;
        }

        /* 数据统计 */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            border-top: 4px solid var(--color-primary);
        }

        .stat-card:nth-child(2) {
            border-top-color: var(--color-accent);
        }

        .stat-card:nth-child(3) {
            border-top-color: var(--color-accent-yellow);
        }

        .stat-card:nth-child(4) {
            border-top-color: var(--color-primary-light);
        }

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

        .stat-number {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 6px;
            line-height: 1;
        }

        .stat-card:nth-child(2) .stat-number {
            color: var(--color-accent);
        }

        .stat-card:nth-child(3) .stat-number {
            color: var(--color-accent-yellow);
        }

        .stat-card:nth-child(4) .stat-number {
            color: var(--color-primary-light);
        }

        .stat-label {
            font-size: 14px;
            color: var(--color-text-weak);
            font-weight: 500;
        }

        /* 编辑推荐卡片 */
        .editor-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .editor-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
        }

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

        .editor-card-img {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #e8ecf1;
        }

        .editor-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .editor-card-body {
            padding: 18px;
        }

        .editor-card-body h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 8px;
            line-height: 1.4;
            color: var(--color-text);
        }

        .editor-card-body p {
            font-size: 13px;
            color: var(--color-text-weak);
            line-height: 1.6;
            margin: 0 0 10px;
        }

        .editor-card-meta {
            font-size: 11px;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        /* 双栏图文 */
        .dual-panel {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }

        .dual-panel-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            aspect-ratio: 4 / 3;
            position: sticky;
            top: 100px;
        }

        .dual-panel-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .dual-panel-content h3 {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            margin: 0 0 16px;
            color: var(--color-text);
        }

        .dual-panel-content p {
            font-size: 15px;
            color: var(--color-text-weak);
            line-height: 1.9;
            margin: 0 0 14px;
        }

        .dual-panel-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .dual-panel-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border-light);
            font-size: 14px;
            color: var(--color-text-weak);
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .dual-panel-list li i {
            color: var(--color-accent);
            margin-top: 3px;
            flex-shrink: 0;
        }

        /* 引用卡片 */
        .quote-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .quote-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-md);
            border-left: 4px solid var(--color-accent-yellow);
            transition: all var(--transition-normal);
            position: relative;
        }

        .quote-card::before {
            content: '\201C';
            position: absolute;
            top: 10px;
            right: 20px;
            font-size: 60px;
            color: rgba(245, 166, 35, 0.15);
            font-family: serif;
            line-height: 1;
            pointer-events: none;
        }

        .quote-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        .quote-text {
            font-size: 15px;
            color: var(--color-text);
            line-height: 1.8;
            margin: 0 0 14px;
            font-style: italic;
            position: relative;
            z-index: 1;
        }

        .quote-author {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
        }

        .quote-role {
            font-size: 12px;
            color: var(--color-text-light);
        }

        /* CTA全宽 */
        .cta-full {
            background: var(--color-primary);
            padding: 56px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-full::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: 0.08;
            z-index: 0;
        }

        .cta-full-content {
            position: relative;
            z-index: 1;
            max-width: 650px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .cta-full h2 {
            font-family: var(--font-heading);
            font-size: 30px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
        }

        .cta-full p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 0 24px;
            line-height: 1.7;
        }

        .cta-full .btn-cta {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 13px 32px;
            border-radius: var(--radius-md);
            font-size: 16px;
            font-weight: 600;
            transition: all var(--transition-fast);
            letter-spacing: 0.5px;
            cursor: pointer;
            border: none;
        }

        .cta-full .btn-cta:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(248, 92, 44, 0.4);
        }

        .cta-full .btn-cta:active {
            transform: scale(0.97);
        }

        /* FAQ 手风琴 */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }

        .faq-item:nth-child(odd) {
            background: #f9f9f9;
        }

        .faq-item:nth-child(even) {
            background: var(--color-white);
        }

        .faq-question {
            width: 100%;
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            border: none;
            background: transparent;
            text-align: left;
            font-family: var(--font-body);
            transition: all var(--transition-fast);
            gap: 12px;
        }

        .faq-question:hover {
            color: var(--color-primary);
        }

        .faq-arrow {
            flex-shrink: 0;
            transition: transform var(--transition-normal);
            font-size: 14px;
            color: var(--color-text-light);
            width: 22px;
            height: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(0, 0, 0, 0.04);
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            background: var(--color-primary);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 20px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--color-text-weak);
            line-height: 1.8;
            margin: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--color-footer);
            color: var(--color-footer-text);
            padding: 48px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px;
        }

        .footer-col p {
            font-size: 13px;
            line-height: 1.7;
            margin: 0 0 8px;
            color: var(--color-footer-text);
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--color-footer-text);
            padding: 5px 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-bottom {
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 12px;
            color: var(--color-footer-text);
        }

        .footer-links-row {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }

        .footer-links-row span {
            color: var(--color-footer-text);
        }

        .footer-links-row a {
            color: var(--color-footer-text);
            transition: color var(--transition-fast);
        }

        .footer-links-row a:hover {
            color: #fff;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .featured-grid {
                grid-template-columns: 1fr 1fr;
            }
            .featured-card.large {
                grid-row: span 1;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .editor-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .dual-panel {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .dual-panel-image {
                position: static;
                aspect-ratio: 16 / 9;
            }
            .quote-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .coupon-card {
                flex: 0 0 220px;
                max-width: 240px;
                padding: 20px 16px;
            }
            .coupon-card.coupon-main {
                flex: 0 0 300px;
                max-width: 340px;
                padding: 28px 22px;
                transform: scale(1.03);
            }
            .coupon-card.coupon-main:hover {
                transform: scale(1.03) translateY(-4px);
            }
            .hero-coupon-wall {
                min-height: 40vh;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 24px;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .hamburger-btn {
                display: block;
            }
            .header-inner {
                justify-content: space-between;
            }
            .nav-logo {
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
            }
            .hero-coupon-wall {
                min-height: 50vh;
            }
            .hero-coupon-content {
                flex-direction: column;
                gap: 14px;
                padding: 24px 16px;
            }
            .coupon-card {
                flex: 0 0 auto;
                max-width: 100%;
                width: 100%;
                padding: 20px 16px;
            }
            .coupon-card.coupon-main {
                flex: 0 0 auto;
                max-width: 100%;
                width: 100%;
                transform: scale(1);
                padding: 24px 18px;
            }
            .coupon-card.coupon-main:hover {
                transform: scale(1) translateY(-3px);
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stat-number {
                font-size: 28px;
            }
            .editor-grid {
                grid-template-columns: 1fr;
            }
            .quote-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .section {
                padding: 32px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .timeline-item {
                padding-left: 38px;
            }
            .timeline-list::before {
                left: 12px;
            }
            .timeline-item::before {
                left: 5px;
                width: 14px;
                height: 14px;
            }
            .dual-panel {
                grid-template-columns: 1fr;
            }
            .cta-full h2 {
                font-size: 24px;
            }
            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
        }

        @media (max-width: 520px) {
            .hero-coupon-wall {
                min-height: 55vh;
            }
            .coupon-card.coupon-main .coupon-title {
                font-size: 18px;
            }
            .coupon-title {
                font-size: 15px;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 20px;
            }
            .container {
                padding: 0 14px;
            }
            .timeline-item {
                padding-left: 30px;
            }
            .timeline-list::before {
                left: 8px;
            }
            .timeline-item::before {
                left: 2px;
                width: 12px;
                height: 12px;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #1E5A8C;
            --color-primary-hover: #164A73;
            --color-primary-light: #2C6BA0;
            --color-accent: #F85C2C;
            --color-accent-hover: #E04A1A;
            --color-accent-yellow: #F5A623;
            --color-bg: #F8FAFC;
            --color-white: #FFFFFF;
            --color-text: #333333;
            --color-text-weak: #666666;
            --color-text-light: #999999;
            --color-border: #E2E8F0;
            --color-border-light: #F0F2F5;
            --color-footer: #1E293B;
            --color-footer-text: #CBD5E1;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
            --max-width: 1200px;
            --header-height: 68px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        body {
            font-family: var(--font-body);
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            transition: all var(--transition-fast);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            font-size: 15px;
            border: 1px solid #ddd;
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            transition: all var(--transition-fast);
            background: var(--color-white);
        }

        input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(30, 90, 140, 0.2);
            outline: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-left {
            flex: 1;
            justify-content: flex-end;
            padding-right: 20px;
        }

        .nav-right {
            flex: 1;
            justify-content: flex-start;
            padding-left: 20px;
        }

        .nav-logo {
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-align: center;
        }

        .nav-logo:hover {
            color: var(--color-primary-hover);
        }

        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--color-primary);
            background: rgba(30, 90, 140, 0.04);
        }

        .nav-left a.active,
        .nav-right a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 3px;
        }

        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--color-text);
            padding: 8px;
            cursor: pointer;
            z-index: 1001;
            line-height: 1;
        }

        .btn-primary {
            display: inline-block;
            padding: 12px 28px;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
            text-align: center;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background: var(--color-primary-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-lg);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-outline {
            display: inline-block;
            padding: 11px 26px;
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
            text-align: center;
            cursor: pointer;
        }

        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-lg);
        }

        .btn-outline:active {
            transform: scale(0.98);
        }

        .btn-accent {
            display: inline-block;
            padding: 12px 28px;
            background: var(--color-accent);
            color: #fff;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
            text-align: center;
            border: none;
            cursor: pointer;
        }

        .btn-accent:hover {
            background: var(--color-accent-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-lg);
        }

        .btn-accent:active {
            transform: scale(0.98);
        }

        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-fast);
            overflow: hidden;
        }

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

        .badge {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        .badge-accent {
            background: rgba(248, 92, 44, 0.1);
            color: var(--color-accent);
        }

        .badge-yellow {
            background: rgba(245, 166, 35, 0.1);
            color: var(--color-accent-yellow);
        }

        .badge-primary {
            background: rgba(30, 90, 140, 0.08);
            color: var(--color-primary);
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--color-text-weak);
            margin-bottom: 32px;
            line-height: 1.6;
        }

        .faq-item {
            border-radius: var(--radius-sm);
            margin-bottom: 8px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }

        .faq-item:nth-child(odd) {
            background: #f9f9f9;
        }

        .faq-item:nth-child(even) {
            background: var(--color-white);
        }

        .faq-question {
            padding: 16px 20px;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 15px;
            color: var(--color-text);
            user-select: none;
            transition: background var(--transition-fast);
        }

        .faq-question:hover {
            background: rgba(30, 90, 140, 0.03);
        }

        .faq-question i {
            transition: transform var(--transition-normal);
            color: var(--color-primary);
            font-size: 14px;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-normal), padding var(--transition-normal);
            padding: 0 20px;
            color: var(--color-text-weak);
            line-height: 1.7;
            font-size: 14.5px;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 16px;
        }

        .progress-ring-wrap {
            position: relative;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .progress-ring-text {
            position: absolute;
            font-family: var(--font-heading);
            font-weight: 700;
            color: var(--color-primary);
            text-align: center;
        }

        .tier-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            padding: 28px 24px;
            transition: all var(--transition-fast);
            border: 2px solid transparent;
            position: relative;
            text-align: center;
        }

        .tier-card:hover {
            box-shadow: var(--shadow-xl);
            transform: translateY(-4px);
            border-color: var(--color-primary);
        }

        .tier-card.featured {
            border-color: var(--color-accent);
            box-shadow: var(--shadow-lg);
        }

        .tier-card.featured::before {
            content: '推荐';
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--color-accent);
            color: #fff;
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }

        .stat-block {
            text-align: center;
            padding: 20px;
        }

        .stat-number {
            font-family: var(--font-heading);
            font-size: 42px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 14px;
            color: var(--color-text-weak);
            margin-top: 4px;
        }

        .site-footer {
            background: var(--color-footer);
            color: var(--color-footer-text);
            padding: 48px 0 0;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-col h4 {
            color: #fff;
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .footer-col p {
            font-size: 13.5px;
            line-height: 1.7;
            color: var(--color-footer-text);
            margin: 0 0 8px;
        }

        .footer-col a {
            display: block;
            color: var(--color-footer-text);
            font-size: 13.5px;
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            padding: 16px 0 24px;
            font-size: 13px;
            gap: 8px;
        }

        .footer-links-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .footer-links-row a {
            color: var(--color-footer-text);
            transition: color var(--transition-fast);
        }

        .footer-links-row a:hover {
            color: #fff;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .nav-left,
            .nav-right {
                gap: 2px;
            }
            .nav-left a,
            .nav-right a {
                padding: 6px 10px;
                font-size: 13.5px;
            }
            .nav-logo {
                font-size: 19px;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: 16px 20px;
                box-shadow: var(--shadow-lg);
                z-index: 999;
                gap: 4px;
                border-bottom: 2px solid var(--color-border-light);
            }
            .nav-left.show,
            .nav-right.show {
                display: flex;
            }
            .nav-left {
                top: var(--header-height);
            }
            .nav-right {
                top: calc(var(--header-height) + 200px);
            }
            .nav-left a,
            .nav-right a {
                width: 100%;
                text-align: center;
                padding: 10px 14px;
                font-size: 15px;
            }
            .hamburger-btn {
                display: block;
            }
            .header-inner {
                justify-content: space-between;
            }
            .nav-logo {
                position: absolute;
                left: 50%;
                transform: translateX(-50%);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .footer-links-row {
                justify-content: center;
                flex-wrap: wrap;
            }
            .section-title {
                font-size: 24px;
            }
            .stat-number {
                font-size: 32px;
            }
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
            .section-title {
                font-size: 22px;
            }
            .tier-card {
                padding: 20px 16px;
            }
            .stat-number {
                font-size: 28px;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #1E5A8C;
            --color-primary-hover: #164A73;
            --color-primary-light: #2C6BA0;
            --color-accent: #F85C2C;
            --color-accent-hover: #E04A1A;
            --color-accent-yellow: #F5A623;
            --color-bg: #F8FAFC;
            --color-white: #FFFFFF;
            --color-text: #333333;
            --color-text-weak: #666666;
            --color-text-light: #999999;
            --color-border: #E2E8F0;
            --color-border-light: #F0F2F5;
            --color-footer: #1E293B;
            --color-footer-text: #CBD5E1;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
            --max-width: 1200px;
            --header-height: 68px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

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

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

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            font-size: 15px;
            border: 1px solid #ddd;
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            transition: all var(--transition-fast);
            background: var(--color-white);
        }

        input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(30, 90, 140, 0.2);
            outline: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-left {
            flex: 1;
            justify-content: flex-end;
            padding-right: 20px;
        }

        .nav-right {
            flex: 1;
            justify-content: flex-start;
            padding-left: 20px;
        }

        .nav-logo {
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-align: center;
        }

        .nav-logo:hover {
            color: var(--color-primary-hover);
        }

        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--color-primary);
            background: rgba(30, 90, 140, 0.04);
        }

        .nav-left a.active,
        .nav-right a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 3px;
        }

        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--color-text);
            padding: 8px;
            cursor: pointer;
            z-index: 1001;
            line-height: 1;
        }

        .btn-primary {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
            border: 2px solid var(--color-primary);
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-primary);
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            border: 2px solid var(--color-primary);
            transition: all var(--transition-fast);
            text-align: center;
        }

        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-outline:active {
            transform: scale(0.98);
        }

        .btn-accent {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-fast);
            border: 2px solid var(--color-accent);
            text-align: center;
        }

        .btn-accent:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-accent:active {
            transform: scale(0.98);
        }

        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            overflow: hidden;
        }

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

        .tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: rgba(248, 92, 44, 0.1);
            color: var(--color-accent);
        }

        .tag-blue {
            background: rgba(30, 90, 140, 0.1);
            color: var(--color-primary);
        }

        .tag-yellow {
            background: rgba(245, 166, 35, 0.15);
            color: #c7850a;
        }

        .badge-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 14px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--color-text-weak);
            line-height: 1.6;
            margin-bottom: 0;
        }

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

        .site-footer {
            background: var(--color-footer);
            color: var(--color-footer-text);
            padding: 50px 0 30px;
            margin-top: 60px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-col h4 {
            color: #fff;
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .footer-col p {
            font-size: 13.5px;
            line-height: 1.7;
            color: var(--color-footer-text);
            margin: 0 0 8px;
        }

        .footer-col a {
            display: block;
            font-size: 13.5px;
            color: var(--color-footer-text);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 22px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--color-footer-text);
        }

        .footer-links-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .footer-links-row a {
            color: var(--color-footer-text);
            transition: color var(--transition-fast);
        }

        .footer-links-row a:hover {
            color: #fff;
        }

        .hero-basketball {
            position: relative;
            min-height: 55vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            overflow: hidden;
        }

        .hero-basketball::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.45);
            z-index: 1;
        }

        .hero-basketball-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 700px;
            padding: 40px 20px;
        }

        .hero-avatar-wrapper {
            width: 100px;
            height: 100px;
            border-radius: 50%;
            background: var(--color-accent);
            margin: 0 auto 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 44px;
            color: #fff;
            border: 4px solid rgba(255, 255, 255, 0.7);
            box-shadow: 0 0 0 8px rgba(255, 255, 255, 0.12);
            position: relative;
        }

        .hero-avatar-dot {
            position: absolute;
            bottom: 6px;
            right: 8px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: #22c55e;
            border: 3px solid #fff;
        }

        .hero-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            margin-top: 20px;
        }

        .hero-badge-item {
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-lg);
            padding: 14px 20px;
            text-align: center;
            color: #fff;
            min-width: 90px;
        }

        .hero-badge-num {
            font-size: 28px;
            font-weight: 700;
            line-height: 1;
            display: block;
        }

        .hero-badge-label {
            font-size: 12px;
            opacity: 0.85;
            margin-top: 4px;
            display: block;
        }

        .content-card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }

        .content-card-body {
            padding: 20px;
        }

        .stat-highlight {
            text-align: center;
            padding: 24px 16px;
        }

        .stat-highlight-num {
            font-family: var(--font-heading);
            font-size: 42px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
        }

        .stat-highlight-label {
            font-size: 14px;
            color: var(--color-text-weak);
            margin-top: 6px;
        }

        .faq-item {
            border-radius: var(--radius-sm);
            overflow: hidden;
            margin-bottom: 8px;
            background: var(--color-white);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: #f9f9f9;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            gap: 12px;
        }

        .faq-question:hover {
            background: #f0f4f8;
        }

        .faq-question i {
            transition: transform var(--transition-fast);
            color: var(--color-primary);
            font-size: 14px;
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            background: #fff;
            font-size: 14.5px;
            color: var(--color-text-weak);
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            max-height: 320px;
            padding: 16px 20px;
        }

        .timeline-item {
            display: flex;
            gap: 20px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border-light);
            align-items: flex-start;
        }

        .timeline-date {
            flex-shrink: 0;
            background: var(--color-accent-yellow);
            color: #fff;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            white-space: nowrap;
            text-align: center;
            min-width: 72px;
        }

        .timeline-content h4 {
            font-size: 16px;
            font-weight: 600;
            margin: 0 0 4px;
            color: var(--color-text);
        }

        .timeline-content p {
            font-size: 14px;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.6;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .hero-basketball {
                min-height: 50vh;
            }
            .section-title {
                font-size: 24px;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .hamburger-btn {
                display: block;
                position: absolute;
                left: 16px;
                top: 50%;
                transform: translateY(-50%);
            }
            .header-inner {
                justify-content: center;
                position: relative;
            }
            .nav-logo {
                font-size: 20px;
            }
            .header-inner.nav-open .nav-left,
            .header-inner.nav-open .nav-right {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: #fff;
                padding: 16px 20px;
                gap: 4px;
                box-shadow: var(--shadow-lg);
                z-index: 999;
                border-bottom: 1px solid var(--color-border-light);
            }
            .header-inner.nav-open .nav-left {
                padding-right: 0;
                border-bottom: 1px solid var(--color-border-light);
                padding-bottom: 12px;
                margin-bottom: 4px;
            }
            .header-inner.nav-open .nav-right {
                padding-left: 0;
                padding-top: 4px;
            }
            .header-inner.nav-open .nav-left a,
            .header-inner.nav-open .nav-right a {
                width: 100%;
                text-align: left;
                padding: 10px 14px;
                font-size: 15px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .footer-links-row {
                justify-content: center;
                gap: 12px;
            }
            .hero-basketball {
                min-height: 65vh;
            }
            .hero-badge-row {
                gap: 10px;
            }
            .hero-badge-item {
                padding: 10px 14px;
                min-width: 70px;
            }
            .hero-badge-num {
                font-size: 22px;
            }
            .section-title {
                font-size: 22px;
            }
        }

        @media (max-width: 520px) {
            .hero-basketball {
                min-height: 60vh;
            }
            .hero-avatar-wrapper {
                width: 76px;
                height: 76px;
                font-size: 34px;
            }
            .hero-badge-row {
                gap: 8px;
            }
            .hero-badge-item {
                padding: 8px 10px;
                min-width: 60px;
            }
            .hero-badge-num {
                font-size: 18px;
            }
            .hero-badge-label {
                font-size: 10px;
            }
            .container {
                padding: 0 14px;
            }
            .btn-primary,
            .btn-outline,
            .btn-accent {
                padding: 10px 20px;
                font-size: 14px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #1E5A8C;
            --color-primary-hover: #164A73;
            --color-primary-light: #2C6BA0;
            --color-accent: #F85C2C;
            --color-accent-hover: #E04A1A;
            --color-accent-yellow: #F5A623;
            --color-bg: #F8FAFC;
            --color-white: #FFFFFF;
            --color-text: #333333;
            --color-text-weak: #666666;
            --color-text-light: #999999;
            --color-border: #E2E8F0;
            --color-border-light: #F0F2F5;
            --color-footer: #1E293B;
            --color-footer-text: #CBD5E1;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
            --max-width: 1200px;
            --header-height: 68px;
        }

        html {
            scroll-behavior: smooth;
            -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: 15px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            transition: all var(--transition-fast);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            font-size: 15px;
            border: 1px solid #ddd;
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            transition: all var(--transition-fast);
            background: var(--color-white);
        }

        input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(30, 90, 140, 0.2);
            outline: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
        }

        .nav-left {
            flex: 1;
            justify-content: flex-end;
            padding-right: 20px;
        }

        .nav-right {
            flex: 1;
            justify-content: flex-start;
            padding-left: 20px;
        }

        .nav-logo {
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-align: center;
        }

        .nav-logo:hover {
            color: var(--color-primary-hover);
        }

        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--color-primary);
            background: rgba(30, 90, 140, 0.04);
        }

        .nav-left a.active,
        .nav-right a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 3px;
        }

        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--color-text);
            padding: 8px;
            cursor: pointer;
            z-index: 1001;
            line-height: 1;
        }

        .hamburger-btn:hover {
            color: var(--color-primary);
        }

        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-white);
            z-index: 999;
            padding: 20px;
            overflow-y: auto;
            flex-direction: column;
            gap: 4px;
        }

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

        .mobile-menu-overlay a {
            display: block;
            padding: 14px 20px;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .mobile-menu-overlay a:hover,
        .mobile-menu-overlay a.active {
            color: var(--color-primary);
            background: rgba(30, 90, 140, 0.05);
            font-weight: 600;
        }

        .btn {
            display: inline-block;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            text-align: center;
            cursor: pointer;
            font-family: var(--font-body);
            letter-spacing: 0.3px;
        }

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

        .btn-primary:hover {
            background: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

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

        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-accent {
            background: var(--color-accent);
            color: #fff;
            border: 2px solid var(--color-accent);
        }

        .btn-accent:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-fast);
            overflow: hidden;
        }

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

        .tag {
            display: inline-block;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 20px;
            background: rgba(248, 92, 44, 0.1);
            color: var(--color-accent);
            letter-spacing: 0.3px;
        }

        .tag-yellow {
            background: rgba(245, 166, 35, 0.12);
            color: #C7850A;
        }

        .tag-blue {
            background: rgba(30, 90, 140, 0.08);
            color: var(--color-primary);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 3px 10px;
            font-size: 11px;
            font-weight: 700;
            border-radius: 4px;
            background: var(--color-accent);
            color: #fff;
            letter-spacing: 0.5px;
        }

        .stat-number {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.3;
            margin-bottom: 8px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--color-text-weak);
            line-height: 1.6;
            max-width: 700px;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.45);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .divider {
            width: 60px;
            height: 4px;
            background: var(--color-accent);
            border-radius: 2px;
            margin: 16px 0;
        }

        .divider-center {
            margin: 16px auto;
        }

        .site-footer {
            background: var(--color-footer);
            color: var(--color-footer-text);
            padding: 50px 0 0;
            font-size: 14px;
            line-height: 1.7;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .footer-col p {
            color: var(--color-footer-text);
            line-height: 1.7;
            margin-bottom: 4px;
        }

        .footer-col a {
            display: block;
            color: var(--color-footer-text);
            padding: 5px 0;
            transition: color var(--transition-fast);
            font-size: 14px;
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
            font-size: 13px;
            color: var(--color-footer-text);
            gap: 12px;
        }

        .footer-links-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .footer-links-row a {
            color: var(--color-footer-text);
            transition: color var(--transition-fast);
        }

        .footer-links-row a:hover {
            color: #fff;
        }

        .faq-item {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 8px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }

        .faq-item:nth-child(odd) {
            background: #f9f9f9;
        }
        .faq-item:nth-child(even) {
            background: var(--color-white);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            cursor: pointer;
            font-weight: 600;
            font-size: 15px;
            color: var(--color-text);
            user-select: none;
            transition: background var(--transition-fast);
            gap: 12px;
        }

        .faq-question:hover {
            background: rgba(30, 90, 140, 0.03);
        }

        .faq-question i {
            transition: transform var(--transition-fast);
            color: var(--color-primary);
            font-size: 14px;
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 22px;
            color: var(--color-text-weak);
            line-height: 1.7;
            font-size: 14.5px;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 18px;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .nav-left a,
            .nav-right a {
                padding: 6px 10px;
                font-size: 13.5px;
            }
            .nav-logo {
                font-size: 20px;
            }
            .nav-left {
                padding-right: 12px;
                gap: 2px;
            }
            .nav-right {
                padding-left: 12px;
                gap: 2px;
            }
            .section-title {
                font-size: 24px;
            }
            .stat-number {
                font-size: 28px;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
            }
            .hamburger-btn {
                display: block;
                position: absolute;
                left: 16px;
                top: 50%;
                transform: translateY(-50%);
            }
            .header-inner {
                justify-content: center;
                padding: 0 50px;
            }
            .nav-logo {
                font-size: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }
            .footer-links-row {
                justify-content: center;
                gap: 12px;
            }
            .section-title {
                font-size: 22px;
            }
            .stat-number {
                font-size: 26px;
            }
            .btn {
                padding: 10px 22px;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 14px;
            }
            .section-title {
                font-size: 20px;
            }
            .stat-number {
                font-size: 22px;
            }
            .hero-content h1 {
                font-size: 26px !important;
            }
            .hero-content p {
                font-size: 14px !important;
            }
            .btn {
                padding: 10px 18px;
                font-size: 13px;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-answer {
                padding: 0 16px;
                font-size: 13.5px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 14px;
            }
        }

/* roulang page: category7 */
:root {
            --color-primary: #1E5A8C;
            --color-primary-hover: #164A73;
            --color-primary-light: #2C6BA0;
            --color-accent: #F85C2C;
            --color-accent-hover: #E04A1A;
            --color-accent-yellow: #F5A623;
            --color-bg: #F8FAFC;
            --color-white: #FFFFFF;
            --color-text: #333333;
            --color-text-weak: #666666;
            --color-text-light: #999999;
            --color-border: #E2E8F0;
            --color-border-light: #F0F2F5;
            --color-footer: #1E293B;
            --color-footer-text: #CBD5E1;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 12px 36px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, BlinkMacSystemFont, sans-serif;
            --max-width: 1200px;
            --header-height: 68px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
            transition: all var(--transition-fast);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        input {
            font-family: inherit;
            font-size: 15px;
            border: 1px solid #ddd;
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            transition: all var(--transition-fast);
            background: var(--color-white);
        }

        input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(30, 90, 140, 0.2);
            outline: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
        }

        .nav-left,
        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-left {
            flex: 1;
            justify-content: flex-end;
            padding-right: 20px;
        }

        .nav-right {
            flex: 1;
            justify-content: flex-start;
            padding-left: 20px;
        }

        .nav-logo {
            flex-shrink: 0;
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
            text-align: center;
        }

        .nav-logo:hover {
            color: var(--color-primary-hover);
        }

        .nav-left a,
        .nav-right a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 14.5px;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-left a:hover,
        .nav-right a:hover {
            color: var(--color-primary);
            background: rgba(30, 90, 140, 0.04);
        }

        .nav-left a.active,
        .nav-right a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-left a.active::after,
        .nav-right a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 3px;
        }

        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--color-text);
            padding: 8px;
            cursor: pointer;
            z-index: 1001;
            line-height: 1;
        }

        /* Hero Section - Category Page */
        .hero-category {
            position: relative;
            height: 40vh;
            min-height: 360px;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .hero-category::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(0, 0, 0, 0.45);
            z-index: 1;
        }

        .hero-category-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #fff;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 16px;
        }

        .hero-category-content h1 {
            font-family: var(--font-heading);
            font-size: 42px;
            font-weight: 700;
            color: #fff;
            margin: 0;
            letter-spacing: 1px;
        }

        .hero-category-content .hero-subtitle {
            font-size: 17px;
            font-weight: 300;
            color: rgba(255, 255, 255, 0.9);
            max-width: 600px;
            line-height: 1.6;
        }

        /* Countdown Ring */
        .countdown-ring-wrapper {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .countdown-ring {
            position: relative;
            width: 100px;
            height: 100px;
        }

        .countdown-ring svg {
            transform: rotate(-90deg);
            width: 100px;
            height: 100px;
        }

        .countdown-ring .bg-circle {
            fill: none;
            stroke: rgba(255, 255, 255, 0.2);
            stroke-width: 6;
        }

        .countdown-ring .progress-circle {
            fill: none;
            stroke: var(--color-accent);
            stroke-width: 6;
            stroke-linecap: round;
            transition: stroke-dashoffset 0.5s ease;
        }

        .countdown-ring .countdown-text {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            font-family: var(--font-heading);
        }

        .countdown-ring .countdown-number {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            line-height: 1;
        }

        .countdown-ring .countdown-label {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 2px;
        }

        .countdown-separator {
            font-size: 28px;
            font-weight: 700;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1;
        }

        /* Carousel Dots */
        .carousel-dots-wrapper {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: 4px;
        }

        .carousel-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.4);
            cursor: pointer;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .carousel-dot.active {
            background: var(--color-accent);
            width: 28px;
            border-radius: 10px;
        }

        .carousel-dot:hover {
            background: rgba(255, 255, 255, 0.7);
        }

        .carousel-sellpoint {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.9);
            font-weight: 400;
            transition: opacity 0.4s ease;
            min-height: 24px;
            letter-spacing: 0.5px;
        }

        /* Buttons */
        .btn {
            display: inline-block;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            text-align: center;
            letter-spacing: 0.3px;
            cursor: pointer;
            border: 2px solid transparent;
        }

        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }

        .btn-primary:hover {
            background: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-accent {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }

        .btn-accent:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-accent:active {
            transform: scale(0.98);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.7);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
        }

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

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

        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
        }

        .btn-lg {
            padding: 15px 36px;
            font-size: 17px;
        }

        /* Section */
        .section {
            padding: 60px 0;
        }

        .section-sm {
            padding: 40px 0;
        }

        .section-lg {
            padding: 80px 0;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-weak);
            margin-bottom: 32px;
            line-height: 1.6;
        }

        /* Cards */
        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            overflow: hidden;
        }

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

        .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            display: block;
        }

        .card-body {
            padding: 20px;
        }

        .card-tag {
            display: inline-block;
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 20px;
            background: rgba(248, 92, 44, 0.1);
            color: var(--color-accent);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        .card-title {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .card-desc {
            font-size: 14px;
            color: var(--color-text-weak);
            line-height: 1.7;
            margin-bottom: 10px;
        }

        .card-date {
            font-size: 12px;
            color: var(--color-text-light);
        }

        .card-link {
            color: var(--color-primary);
            font-weight: 600;
            font-size: 14px;
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .card-link:hover {
            color: var(--color-primary-hover);
        }

        .card-link i {
            font-size: 12px;
            transition: transform var(--transition-fast);
        }

        .card-link:hover i {
            transform: translateX(3px);
        }

        /* Stat Cards */
        .stat-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-fast);
            border-left: 3px solid transparent;
        }

        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-left-color: var(--color-primary);
        }

        .stat-number {
            font-family: var(--font-heading);
            font-size: 40px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 14px;
            color: var(--color-text-weak);
            line-height: 1.5;
        }

        .stat-accent {
            color: var(--color-accent);
        }

        /* Timeline */
        .timeline {
            position: relative;
            padding-left: 30px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--color-border);
        }

        .timeline-item {
            position: relative;
            margin-bottom: 28px;
            padding-left: 30px;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--color-primary);
            border: 3px solid var(--color-white);
            box-shadow: 0 0 0 3px var(--color-primary);
            z-index: 1;
        }

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

        .timeline-date {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 4px;
        }

        .timeline-title {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 4px;
        }

        .timeline-desc {
            font-size: 14px;
            color: var(--color-text-weak);
            line-height: 1.7;
        }

        /* FAQ */
        .faq-item {
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            background: #f9f9f9;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }

        .faq-item:nth-child(even) {
            background: var(--color-white);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            background: transparent;
            cursor: pointer;
            text-align: left;
            gap: 12px;
        }

        .faq-question i {
            font-size: 14px;
            transition: transform var(--transition-fast);
            color: var(--color-text-light);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--color-primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 14px;
            color: var(--color-text-weak);
            line-height: 1.8;
            margin: 0;
        }

        /* CTA Section */
        .cta-section {
            background: var(--color-primary);
            padding: 60px 0;
            text-align: center;
            color: #fff;
        }

        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 10px;
            color: #fff;
        }

        .cta-section p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section .input-group {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-section input {
            flex: 1;
            min-width: 220px;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 2px solid transparent;
            font-size: 15px;
        }

        .cta-section input:focus {
            border-color: var(--color-accent-yellow);
            box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.3);
        }

        /* Footer */
        .site-footer {
            background: var(--color-footer);
            color: var(--color-footer-text);
            padding: 48px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

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

        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--color-footer-text);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-bottom {
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 12px;
            color: var(--color-footer-text);
        }

        .footer-links-row {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }

        .footer-links-row a {
            color: var(--color-footer-text);
            transition: color var(--transition-fast);
        }

        .footer-links-row a:hover {
            color: #fff;
        }

        .footer-links-row span {
            color: var(--color-footer-text);
        }

        /* Partner logos */
        .partner-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            align-items: center;
            justify-content: center;
        }

        .partner-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 20px 28px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            text-align: center;
            min-width: 120px;
            font-weight: 600;
            color: var(--color-text-weak);
            font-size: 15px;
            letter-spacing: 0.5px;
        }

        .partner-item:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            color: var(--color-primary);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .hero-category-content h1 {
                font-size: 34px;
            }
            .section-title {
                font-size: 24px;
            }
            .stat-number {
                font-size: 32px;
            }
        }

        @media (max-width: 768px) {
            .nav-left,
            .nav-right {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--color-white);
                flex-direction: column;
                padding: 16px 20px;
                gap: 2px;
                box-shadow: var(--shadow-lg);
                z-index: 999;
                border-bottom: 2px solid var(--color-border-light);
            }

            .nav-left.open,
            .nav-right.open {
                display: flex;
            }

            .nav-left {
                top: var(--header-height);
            }

            .nav-right {
                top: calc(var(--header-height) + 200px);
            }

            .hamburger-btn {
                display: block;
                order: 1;
            }

            .nav-logo {
                order: 2;
                margin: 0 auto;
            }

            .header-inner {
                justify-content: flex-start;
                gap: 10px;
            }

            .nav-left a,
            .nav-right a {
                padding: 10px 14px;
                width: 100%;
                text-align: center;
                border-radius: 0;
                border-bottom: 1px solid var(--color-border-light);
            }

            .nav-left a.active::after,
            .nav-right a.active::after {
                display: none;
            }

            .hero-category {
                height: 50vh;
                min-height: 320px;
            }

            .hero-category-content h1 {
                font-size: 28px;
            }

            .hero-category-content .hero-subtitle {
                font-size: 14px;
            }

            .countdown-ring {
                width: 70px;
                height: 70px;
            }

            .countdown-ring svg {
                width: 70px;
                height: 70px;
            }

            .countdown-ring .countdown-number {
                font-size: 22px;
            }

            .countdown-ring .countdown-label {
                font-size: 10px;
            }

            .countdown-separator {
                font-size: 22px;
            }

            .section {
                padding: 40px 0;
            }

            .section-title {
                font-size: 22px;
            }

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }

            .footer-links-row {
                justify-content: center;
            }

            .stat-number {
                font-size: 28px;
            }

            .timeline {
                padding-left: 20px;
            }

            .timeline-item {
                padding-left: 20px;
            }

            .timeline-item::before {
                left: -18px;
                width: 10px;
                height: 10px;
            }
        }

        @media (max-width: 520px) {
            .hero-category {
                height: 55vh;
                min-height: 300px;
            }

            .hero-category-content h1 {
                font-size: 24px;
            }

            .countdown-ring-wrapper {
                gap: 10px;
            }

            .countdown-ring {
                width: 56px;
                height: 56px;
            }

            .countdown-ring svg {
                width: 56px;
                height: 56px;
            }

            .countdown-ring .countdown-number {
                font-size: 18px;
            }

            .countdown-ring .countdown-label {
                font-size: 9px;
            }

            .countdown-separator {
                font-size: 18px;
            }

            .btn {
                padding: 10px 20px;
                font-size: 14px;
            }

            .card-body {
                padding: 14px;
            }

            .card-title {
                font-size: 16px;
            }

            .section {
                padding: 30px 0;
            }

            .container {
                padding: 0 14px;
            }

            .partner-item {
                min-width: 90px;
                padding: 14px 16px;
                font-size: 13px;
            }
        }