/* roulang page: index */
/* ===== 设计变量 ===== */
    :root {
        --primary: #1a2a6c;
        --primary-light: #2d4a9e;
        --primary-dark: #0f1a45;
        --secondary: #c9a84c;
        --secondary-light: #e8c96a;
        --secondary-dark: #a88830;
        --accent: #e74c3c;
        --bg-body: #f8f9fc;
        --bg-white: #ffffff;
        --bg-dark: #0e1629;
        --bg-card: #ffffff;
        --text-primary: #1a1a2e;
        --text-secondary: #4a4a6a;
        --text-light: #8a8aaa;
        --text-white: #ffffff;
        --border-color: #e2e6ef;
        --radius-sm: 6px;
        --radius-md: 12px;
        --radius-lg: 20px;
        --radius-xl: 28px;
        --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
        --shadow-md: 0 8px 28px rgba(0,0,0,0.08);
        --shadow-lg: 0 16px 48px rgba(0,0,0,0.12);
        --shadow-xl: 0 24px 64px rgba(0,0,0,0.16);
        --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
        --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
        --max-width: 1200px;
        --header-height: 72px;
    }

    /* ===== Reset & Base ===== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
    body {
        font-family: var(--font-family);
        font-size: 16px;
        line-height: 1.7;
        color: var(--text-primary);
        background: var(--bg-body);
    }
    a { color: var(--primary-light); text-decoration: none; transition: color var(--transition); }
    a:hover { color: var(--primary); }
    img { max-width: 100%; height: auto; display: block; }
    ul, ol { list-style: none; }
    button, input, textarea { font-family: inherit; font-size: 1rem; outline: none; border: none; }
    button { cursor: pointer; background: none; }
    .container {
        width: 100%;
        max-width: var(--max-width);
        margin: 0 auto;
        padding: 0 24px;
    }
    .section-title {
        font-size: 2rem;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 0.5rem;
        letter-spacing: -0.02em;
    }
    .section-subtitle {
        font-size: 1.05rem;
        color: var(--text-secondary);
        margin-bottom: 2.5rem;
        max-width: 640px;
    }
    .text-center { text-align: center; }
    .mx-auto { margin-left: auto; margin-right: auto; }

    /* ===== Header / Nav ===== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: var(--header-height);
        background: rgba(255,255,255,0.92);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid rgba(226,230,239,0.6);
        z-index: 1000;
        transition: box-shadow var(--transition);
    }
    .site-header.scrolled { box-shadow: var(--shadow-md); }
    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 100%;
        max-width: var(--max-width);
        margin: 0 auto;
        padding: 0 24px;
    }
    .logo {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 1.4rem;
        font-weight: 700;
        color: var(--primary);
        letter-spacing: -0.02em;
    }
    .logo-icon {
        width: 36px;
        height: 36px;
        background: linear-gradient(135deg, var(--primary), var(--primary-light));
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 1.1rem;
    }
    .logo span { color: var(--secondary); }
    .nav-list {
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .nav-list a {
        padding: 8px 18px;
        border-radius: var(--radius-sm);
        font-size: 0.95rem;
        font-weight: 500;
        color: var(--text-secondary);
        transition: all var(--transition);
        position: relative;
    }
    .nav-list a:hover { color: var(--primary); background: rgba(26,42,108,0.06); }
    .nav-list a.active {
        color: var(--primary);
        background: rgba(26,42,108,0.08);
        font-weight: 600;
    }
    .nav-cta {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 10px 28px;
        border-radius: 50px;
        background: linear-gradient(135deg, var(--primary), var(--primary-light));
        color: #fff !important;
        font-weight: 600;
        font-size: 0.95rem;
        box-shadow: 0 4px 14px rgba(26,42,108,0.3);
        transition: all var(--transition);
        margin-left: 12px;
    }
    .nav-cta:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 28px rgba(26,42,108,0.4);
        background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    }
    .nav-cta i { font-size: 0.85rem; }

    /* 移动端菜单切换 */
    .menu-toggle {
        display: none;
        width: 40px;
        height: 40px;
        align-items: center;
        justify-content: center;
        border-radius: 8px;
        color: var(--text-primary);
        font-size: 1.3rem;
        background: rgba(26,42,108,0.06);
        transition: background var(--transition);
    }
    .menu-toggle:hover { background: rgba(26,42,108,0.12); }

    /* ===== Hero ===== */
    .hero {
        position: relative;
        min-height: 92vh;
        display: flex;
        align-items: center;
        margin-top: var(--header-height);
        background: var(--bg-dark);
        overflow: hidden;
    }
    .hero-bg {
        position: absolute;
        inset: 0;
        background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
        opacity: 0.45;
        transform: scale(1.05);
        transition: transform 12s ease;
    }
    .hero:hover .hero-bg { transform: scale(1.0); }
    .hero-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(14,22,41,0.88) 0%, rgba(26,42,108,0.72) 50%, rgba(14,22,41,0.88) 100%);
    }
    .hero-content {
        position: relative;
        z-index: 2;
        max-width: 820px;
        padding: 60px 24px;
        color: var(--text-white);
    }
    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 6px 18px;
        border-radius: 50px;
        background: rgba(201,168,76,0.2);
        border: 1px solid rgba(201,168,76,0.3);
        color: var(--secondary-light);
        font-size: 0.85rem;
        font-weight: 500;
        margin-bottom: 24px;
        letter-spacing: 0.3px;
    }
    .hero-badge i { font-size: 0.75rem; }
    .hero-title {
        font-size: 3.6rem;
        font-weight: 800;
        line-height: 1.15;
        letter-spacing: -0.03em;
        margin-bottom: 20px;
        text-shadow: 0 2px 20px rgba(0,0,0,0.3);
    }
    .hero-title span { color: var(--secondary); }
    .hero-desc {
        font-size: 1.2rem;
        line-height: 1.7;
        color: rgba(255,255,255,0.8);
        max-width: 600px;
        margin-bottom: 36px;
    }
    .hero-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
    }
    .btn-primary {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        padding: 16px 36px;
        border-radius: 50px;
        background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
        color: var(--primary-dark) !important;
        font-weight: 700;
        font-size: 1.05rem;
        box-shadow: 0 8px 28px rgba(201,168,76,0.35);
        transition: all var(--transition);
    }
    .btn-primary:hover {
        transform: translateY(-3px);
        box-shadow: 0 12px 40px rgba(201,168,76,0.45);
    }
    .btn-outline {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        padding: 16px 36px;
        border-radius: 50px;
        border: 2px solid rgba(255,255,255,0.3);
        color: #fff !important;
        font-weight: 600;
        font-size: 1.05rem;
        background: rgba(255,255,255,0.06);
        backdrop-filter: blur(8px);
        transition: all var(--transition);
    }
    .btn-outline:hover {
        border-color: var(--secondary);
        background: rgba(201,168,76,0.12);
        transform: translateY(-3px);
    }
    .hero-stats {
        display: flex;
        flex-wrap: wrap;
        gap: 32px;
        margin-top: 48px;
        padding-top: 32px;
        border-top: 1px solid rgba(255,255,255,0.12);
    }
    .hero-stat { text-align: left; }
    .hero-stat-num {
        font-size: 2rem;
        font-weight: 700;
        color: var(--secondary-light);
        line-height: 1.2;
    }
    .hero-stat-label {
        font-size: 0.9rem;
        color: rgba(255,255,255,0.6);
        margin-top: 2px;
    }

    /* ===== 板块通用 ===== */
    .section-block {
        padding: 80px 0;
    }
    .section-block.alt-bg { background: var(--bg-white); }
    .section-block.dark-bg {
        background: var(--bg-dark);
        color: var(--text-white);
    }
    .section-block.dark-bg .section-title { color: #fff; }
    .section-block.dark-bg .section-subtitle { color: rgba(255,255,255,0.7); }

    /* ===== 特色卡片 ===== */
    .features-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
    }
    .feature-card {
        background: var(--bg-card);
        border-radius: var(--radius-lg);
        padding: 36px 30px;
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--border-color);
        transition: all var(--transition);
        position: relative;
        overflow: hidden;
    }
    .feature-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 4px;
        background: linear-gradient(90deg, var(--primary), var(--secondary));
        opacity: 0;
        transition: opacity var(--transition);
    }
    .feature-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
        border-color: transparent;
    }
    .feature-card:hover::before { opacity: 1; }
    .feature-icon {
        width: 56px;
        height: 56px;
        border-radius: 14px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.5rem;
        color: #fff;
        margin-bottom: 20px;
        background: linear-gradient(135deg, var(--primary), var(--primary-light));
    }
    .feature-card h3 {
        font-size: 1.25rem;
        font-weight: 600;
        margin-bottom: 10px;
        color: var(--text-primary);
    }
    .feature-card p {
        font-size: 0.95rem;
        color: var(--text-secondary);
        line-height: 1.7;
    }

    /* ===== 数据统计 ===== */
    .stats-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }
    .stat-card {
        background: var(--bg-card);
        border-radius: var(--radius-lg);
        padding: 32px 20px;
        text-align: center;
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--border-color);
        transition: all var(--transition);
    }
    .stat-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-md);
    }
    .stat-card .stat-icon {
        font-size: 2rem;
        color: var(--primary-light);
        margin-bottom: 12px;
    }
    .stat-card .stat-number {
        font-size: 2.4rem;
        font-weight: 800;
        color: var(--primary);
        line-height: 1.2;
    }
    .stat-card .stat-label {
        font-size: 0.95rem;
        color: var(--text-secondary);
        margin-top: 6px;
    }

    /* ===== 赛事指南分类入口 ===== */
    .category-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 28px;
    }
    .category-card {
        position: relative;
        border-radius: var(--radius-lg);
        overflow: hidden;
        min-height: 280px;
        display: flex;
        align-items: flex-end;
        box-shadow: var(--shadow-md);
        transition: all var(--transition);
    }
    .category-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-xl);
    }
    .category-card img {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.6s ease;
    }
    .category-card:hover img { transform: scale(1.06); }
    .category-card-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(14,22,41,0.85) 0%, rgba(14,22,41,0.2) 70%, transparent 100%);
    }
    .category-card-content {
        position: relative;
        z-index: 2;
        padding: 28px 24px;
        color: #fff;
        width: 100%;
    }
    .category-card-content h3 {
        font-size: 1.4rem;
        font-weight: 700;
        margin-bottom: 6px;
    }
    .category-card-content p {
        font-size: 0.9rem;
        color: rgba(255,255,255,0.75);
        margin-bottom: 14px;
    }
    .category-link {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        color: var(--secondary-light) !important;
        font-weight: 600;
        font-size: 0.9rem;
        transition: gap var(--transition);
    }
    .category-link:hover { gap: 14px; }

    /* ===== 最新资讯 (CMS) ===== */
    .news-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
    }
    .news-card {
        background: var(--bg-card);
        border-radius: var(--radius-lg);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--border-color);
        transition: all var(--transition);
    }
    .news-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
    }
    .news-card-img {
        position: relative;
        height: 200px;
        overflow: hidden;
    }
    .news-card-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.6s ease;
    }
    .news-card:hover .news-card-img img { transform: scale(1.06); }
    .news-card-category {
        position: absolute;
        top: 14px;
        left: 14px;
        padding: 4px 14px;
        border-radius: 50px;
        background: rgba(14,22,41,0.7);
        backdrop-filter: blur(8px);
        color: #fff;
        font-size: 0.8rem;
        font-weight: 500;
        border: 1px solid rgba(255,255,255,0.15);
    }
    .news-card-body {
        padding: 22px 24px 26px;
    }
    .news-card-body h3 {
        font-size: 1.1rem;
        font-weight: 600;
        margin-bottom: 10px;
        line-height: 1.4;
        color: var(--text-primary);
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .news-card-body h3 a { color: inherit; }
    .news-card-body h3 a:hover { color: var(--primary-light); }
    .news-card-body p {
        font-size: 0.9rem;
        color: var(--text-secondary);
        line-height: 1.6;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin-bottom: 14px;
    }
    .news-card-meta {
        display: flex;
        align-items: center;
        gap: 16px;
        font-size: 0.82rem;
        color: var(--text-light);
    }
    .news-card-meta i { margin-right: 4px; }
    .news-empty {
        grid-column: 1 / -1;
        text-align: center;
        padding: 48px 20px;
        color: var(--text-secondary);
        font-size: 1.05rem;
        background: var(--bg-white);
        border-radius: var(--radius-lg);
        border: 1px dashed var(--border-color);
    }

    /* ===== 赛事流程 ===== */
    .process-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
        position: relative;
    }
    .process-grid::before {
        content: '';
        position: absolute;
        top: 44px;
        left: 10%;
        right: 10%;
        height: 2px;
        background: linear-gradient(90deg, var(--secondary), var(--primary-light), var(--secondary));
        opacity: 0.3;
    }
    .process-step {
        text-align: center;
        position: relative;
        z-index: 2;
    }
    .process-step-num {
        width: 56px;
        height: 56px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.4rem;
        font-weight: 700;
        color: #fff;
        background: linear-gradient(135deg, var(--primary), var(--primary-light));
        margin: 0 auto 18px;
        box-shadow: 0 8px 24px rgba(26,42,108,0.25);
        position: relative;
    }
    .process-step h4 {
        font-size: 1.05rem;
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 6px;
    }
    .process-step p {
        font-size: 0.88rem;
        color: var(--text-secondary);
        line-height: 1.6;
        max-width: 200px;
        margin: 0 auto;
    }
    .dark-bg .process-step h4 { color: #fff; }
    .dark-bg .process-step p { color: rgba(255,255,255,0.7); }
    .dark-bg .process-step-num { box-shadow: 0 8px 24px rgba(201,168,76,0.2); }

    /* ===== 排名榜 ===== */
    .rank-wrap {
        background: var(--bg-card);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--border-color);
        overflow: hidden;
    }
    .rank-table {
        width: 100%;
        border-collapse: collapse;
    }
    .rank-table th {
        padding: 16px 20px;
        text-align: left;
        font-size: 0.82rem;
        font-weight: 600;
        color: var(--text-light);
        text-transform: uppercase;
        letter-spacing: 0.5px;
        background: rgba(26,42,108,0.03);
        border-bottom: 2px solid var(--border-color);
    }
    .rank-table td {
        padding: 16px 20px;
        font-size: 0.95rem;
        border-bottom: 1px solid var(--border-color);
        color: var(--text-primary);
    }
    .rank-table tr:last-child td { border-bottom: none; }
    .rank-table tr:hover td { background: rgba(26,42,108,0.02); }
    .rank-pos {
        font-weight: 700;
        color: var(--primary);
    }
    .rank-pos.top { color: var(--secondary); }
    .rank-team {
        display: flex;
        align-items: center;
        gap: 10px;
        font-weight: 500;
    }
    .rank-team i { color: var(--text-light); font-size: 1.1rem; }
    .rank-score {
        font-weight: 600;
        color: var(--primary-light);
    }
    .rank-badge {
        display: inline-flex;
        padding: 2px 12px;
        border-radius: 50px;
        font-size: 0.78rem;
        font-weight: 600;
        background: rgba(26,42,108,0.08);
        color: var(--primary);
    }
    .rank-badge.gold { background: rgba(201,168,76,0.15); color: var(--secondary-dark); }

    /* ===== FAQ ===== */
    .faq-list {
        max-width: 800px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }
    .faq-item {
        background: var(--bg-card);
        border-radius: var(--radius-md);
        border: 1px solid var(--border-color);
        overflow: hidden;
        transition: all var(--transition);
    }
    .faq-item:hover { border-color: var(--primary-light); }
    .faq-question {
        width: 100%;
        padding: 20px 24px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 1rem;
        font-weight: 600;
        color: var(--text-primary);
        background: none;
        text-align: left;
        transition: color var(--transition);
    }
    .faq-question i {
        color: var(--text-light);
        transition: transform var(--transition);
        font-size: 0.9rem;
    }
    .faq-item.active .faq-question i { transform: rotate(180deg); color: var(--primary); }
    .faq-item.active .faq-question { color: var(--primary); }
    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease, padding 0.4s ease;
        padding: 0 24px;
        color: var(--text-secondary);
        font-size: 0.95rem;
        line-height: 1.7;
    }
    .faq-item.active .faq-answer {
        max-height: 300px;
        padding: 0 24px 20px;
    }

    /* ===== CTA ===== */
    .cta-block {
        position: relative;
        padding: 80px 0;
        background: var(--bg-dark);
        overflow: hidden;
    }
    .cta-bg {
        position: absolute;
        inset: 0;
        background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
        opacity: 0.25;
    }
    .cta-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(14,22,41,0.92), rgba(26,42,108,0.8));
    }
    .cta-content {
        position: relative;
        z-index: 2;
        text-align: center;
        color: #fff;
        max-width: 700px;
        margin: 0 auto;
    }
    .cta-content h2 {
        font-size: 2.4rem;
        font-weight: 700;
        margin-bottom: 16px;
        letter-spacing: -0.02em;
    }
    .cta-content p {
        font-size: 1.1rem;
        color: rgba(255,255,255,0.75);
        margin-bottom: 32px;
    }
    .cta-content .btn-primary { font-size: 1.1rem; padding: 18px 44px; }

    /* ===== Footer ===== */
    .site-footer {
        background: var(--bg-dark);
        color: rgba(255,255,255,0.7);
        padding: 48px 0 32px;
        border-top: 1px solid rgba(255,255,255,0.06);
    }
    .footer-inner {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        gap: 32px;
    }
    .footer-brand .logo { color: #fff; margin-bottom: 12px; }
    .footer-brand p {
        font-size: 0.9rem;
        max-width: 280px;
        line-height: 1.7;
    }
    .footer-links h4 {
        color: #fff;
        font-size: 1rem;
        font-weight: 600;
        margin-bottom: 14px;
    }
    .footer-links a {
        display: block;
        color: rgba(255,255,255,0.6);
        font-size: 0.9rem;
        padding: 4px 0;
        transition: color var(--transition);
    }
    .footer-links a:hover { color: var(--secondary-light); }
    .footer-bottom {
        margin-top: 36px;
        padding-top: 20px;
        border-top: 1px solid rgba(255,255,255,0.06);
        text-align: center;
        font-size: 0.85rem;
        color: rgba(255,255,255,0.45);
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1024px) {
        .hero-title { font-size: 2.8rem; }
        .features-grid { grid-template-columns: repeat(2, 1fr); }
        .news-grid { grid-template-columns: repeat(2, 1fr); }
        .stats-grid { grid-template-columns: repeat(2, 1fr); }
        .process-grid { grid-template-columns: repeat(2, 1fr); }
        .process-grid::before { display: none; }
        .process-step { margin-bottom: 24px; }
    }
    @media (max-width: 768px) {
        :root { --header-height: 64px; }
        .menu-toggle { display: flex; }
        .nav-list {
            position: fixed;
            top: var(--header-height);
            left: 0;
            width: 100%;
            flex-direction: column;
            background: rgba(255,255,255,0.98);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-color);
            padding: 16px 24px;
            gap: 4px;
            transform: translateY(-120%);
            opacity: 0;
            transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
            pointer-events: none;
        }
        .nav-list.open {
            transform: translateY(0);
            opacity: 1;
            pointer-events: auto;
        }
        .nav-list a { padding: 12px 16px; width: 100%; }
        .nav-cta { margin-left: 0; margin-top: 8px; justify-content: center; width: 100%; }
        .hero { min-height: 80vh; }
        .hero-title { font-size: 2.2rem; }
        .hero-desc { font-size: 1rem; }
        .hero-stats { gap: 20px; }
        .hero-stat-num { font-size: 1.5rem; }
        .features-grid { grid-template-columns: 1fr; }
        .news-grid { grid-template-columns: 1fr; }
        .category-grid { grid-template-columns: 1fr; }
        .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
        .stat-card .stat-number { font-size: 1.8rem; }
        .section-block { padding: 56px 0; }
        .section-title { font-size: 1.6rem; }
        .cta-content h2 { font-size: 1.8rem; }
        .footer-inner { flex-direction: column; gap: 24px; }
        .rank-table { font-size: 0.85rem; }
        .rank-table th, .rank-table td { padding: 12px 14px; }
        .process-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
    }
    @media (max-width: 520px) {
        .hero-title { font-size: 1.7rem; }
        .hero-actions { flex-direction: column; }
        .btn-primary, .btn-outline { width: 100%; justify-content: center; }
        .hero-stats { flex-direction: column; gap: 14px; }
        .stats-grid { grid-template-columns: 1fr; }
        .process-grid { grid-template-columns: 1fr; }
        .container { padding: 0 16px; }
        .hero-content { padding: 40px 16px; }
        .news-card-img { height: 160px; }
    }

/* roulang page: article */
/* ===== Design Variables ===== */
:root {
    --primary: #0a1628;
    --primary-light: #132240;
    --primary-lighter: #1c2f52;
    --accent: #d4a84b;
    --accent-light: #e8c36a;
    --accent-dark: #b88e2e;
    --accent-glow: rgba(212, 168, 75, 0.25);
    --bg-body: #f4f5f7;
    --bg-card: #ffffff;
    --bg-dark: #0d1b33;
    --bg-section-alt: #f0f2f5;
    --text-primary: #1a1a2e;
    --text-body: #2d2d44;
    --text-soft: #5a5a72;
    --text-muted: #8a8aa0;
    --text-light: #f0f0f5;
    --text-white: #ffffff;
    --border-color: #e2e4ea;
    --border-light: #f0f1f4;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.06);
    --shadow-md: 0 8px 28px rgba(10, 22, 40, 0.10);
    --shadow-lg: 0 18px 48px rgba(10, 22, 40, 0.14);
    --shadow-glow: 0 0 30px rgba(212, 168, 75, 0.15);
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    --font-display: 'Inter', 'SF Pro Display', 'Segoe UI', sans-serif;
    --max-width: 1200px;
    --header-height: 72px;
}
/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font-body); font-size: 16px; line-height: 1.7; color: var(--text-body); background: var(--bg-body); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-light); }
button, input, textarea { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); font-weight: 700; line-height: 1.25; color: var(--text-primary); }
h1 { font-size: 2.6rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.4rem; }
h4 { font-size: 1.1rem; }
p { margin-bottom: 1rem; }
/* ===== Container ===== */
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
/* ===== Header & Nav ===== */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(10, 22, 40, 0.92); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); border-bottom: 1px solid rgba(212, 168, 75, 0.15); height: var(--header-height); display: flex; align-items: center; }
.header-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 1.5rem; font-weight: 800; color: var(--text-white); letter-spacing: -0.02em; }
.logo .logo-icon { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; background: linear-gradient(135deg, var(--accent), var(--accent-dark)); border-radius: var(--radius-sm); color: var(--primary); font-size: 1.2rem; box-shadow: 0 0 20px var(--accent-glow); }
.logo span { color: var(--accent); font-weight: 700; }
.logo:hover { color: var(--text-white); }
.nav-list { display: flex; align-items: center; gap: 8px; }
.nav-list a { position: relative; padding: 8px 18px; border-radius: var(--radius-sm); font-size: 0.95rem; font-weight: 500; color: rgba(255,255,255,0.78); transition: var(--transition); }
.nav-list a:hover { color: var(--text-white); background: rgba(255,255,255,0.08); }
.nav-list a.active { color: var(--accent); background: rgba(212, 168, 75, 0.12); }
.nav-list a.active::after { content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%); width: 20px; height: 2px; background: var(--accent); border-radius: 2px; }
.nav-list a.nav-cta { background: linear-gradient(135deg, var(--accent), var(--accent-dark)); color: var(--primary); font-weight: 700; padding: 10px 24px; border-radius: var(--radius-md); box-shadow: 0 4px 16px var(--accent-glow); }
.nav-list a.nav-cta:hover { background: linear-gradient(135deg, var(--accent-light), var(--accent)); transform: translateY(-2px); box-shadow: 0 8px 28px var(--accent-glow); color: var(--primary); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; background: none; border: none; }
.nav-toggle span { display: block; width: 26px; height: 2.5px; background: var(--text-white); border-radius: 3px; transition: var(--transition); }
/* ===== Article Hero ===== */
.article-hero { position: relative; margin-top: var(--header-height); min-height: 420px; display: flex; align-items: flex-end; background: var(--primary); overflow: hidden; }
.article-hero-bg { position: absolute; inset: 0; background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat; opacity: 0.45; transform: scale(1.05); transition: transform 0.6s ease; }
.article-hero:hover .article-hero-bg { transform: scale(1.02); }
.article-hero-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(10,22,40,0.95) 0%, rgba(10,22,40,0.60) 50%, rgba(10,22,40,0.30) 100%); }
.article-hero-content { position: relative; z-index: 2; width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 80px 24px 60px; }
.article-hero-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin-bottom: 18px; }
.article-category-badge { display: inline-block; padding: 6px 18px; background: var(--accent); color: var(--primary); font-size: 0.85rem; font-weight: 700; border-radius: 20px; letter-spacing: 0.3px; }
.article-date { color: rgba(255,255,255,0.7); font-size: 0.9rem; display: flex; align-items: center; gap: 6px; }
.article-date i { color: var(--accent); }
.article-hero-content h1 { font-size: 2.8rem; font-weight: 800; color: var(--text-white); max-width: 860px; line-height: 1.2; text-shadow: 0 2px 20px rgba(0,0,0,0.3); margin-bottom: 6px; }
.article-hero-desc { font-size: 1.1rem; color: rgba(255,255,255,0.75); max-width: 700px; margin-top: 12px; line-height: 1.6; }
/* ===== Article Main ===== */
.article-main { padding: 60px 0 80px; }
.article-layout { display: grid; grid-template-columns: 1fr 320px; gap: 48px; }
.article-body { background: var(--bg-card); border-radius: var(--radius-lg); padding: 48px; box-shadow: var(--shadow-sm); border: 1px solid var(--border-light); }
.article-body .article-cover-img { width: 100%; border-radius: var(--radius-md); margin-bottom: 32px; box-shadow: var(--shadow-sm); }
.article-body .article-content { font-size: 1.05rem; line-height: 1.9; color: var(--text-body); }
.article-body .article-content p { margin-bottom: 1.4rem; }
.article-body .article-content h2 { font-size: 1.6rem; margin: 2rem 0 1rem; padding-bottom: 0.5rem; border-bottom: 2px solid var(--border-light); }
.article-body .article-content h3 { font-size: 1.25rem; margin: 1.6rem 0 0.8rem; }
.article-body .article-content ul, .article-body .article-content ol { margin: 0 0 1.4rem 1.6rem; }
.article-body .article-content li { margin-bottom: 0.5rem; list-style: disc; }
.article-body .article-content blockquote { border-left: 4px solid var(--accent); padding: 16px 24px; margin: 1.6rem 0; background: rgba(212,168,75,0.06); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: var(--text-soft); font-style: italic; }
.article-body .article-content a { color: var(--accent-dark); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.article-body .article-content a:hover { color: var(--accent); }
.article-body .article-content img { border-radius: var(--radius-md); margin: 1.6rem 0; box-shadow: var(--shadow-sm); }
/* Tags & Share */
.article-tags-share { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--border-light); gap: 16px; }
.article-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.article-tags .tag { display: inline-block; padding: 5px 14px; background: var(--bg-section-alt); border-radius: 20px; font-size: 0.85rem; color: var(--text-soft); font-weight: 500; transition: var(--transition); }
.article-tags .tag:hover { background: var(--accent); color: var(--primary); }
.article-share { display: flex; align-items: center; gap: 10px; }
.article-share span { font-size: 0.9rem; color: var(--text-muted); }
.article-share a { display: flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 50%; background: var(--bg-section-alt); color: var(--text-soft); transition: var(--transition); }
.article-share a:hover { background: var(--accent); color: var(--primary); transform: translateY(-2px); }
/* Sidebar */
.article-sidebar { display: flex; flex-direction: column; gap: 32px; }
.sidebar-widget { background: var(--bg-card); border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow-sm); border: 1px solid var(--border-light); }
.sidebar-widget h3 { font-size: 1.1rem; margin-bottom: 18px; padding-bottom: 12px; border-bottom: 2px solid var(--border-light); display: flex; align-items: center; gap: 8px; }
.sidebar-widget h3 i { color: var(--accent); }
.sidebar-list { display: flex; flex-direction: column; gap: 12px; }
.sidebar-list li { padding: 10px 0; border-bottom: 1px solid var(--border-light); }
.sidebar-list li:last-child { border-bottom: none; }
.sidebar-list a { display: flex; flex-direction: column; gap: 4px; color: var(--text-body); font-weight: 500; }
.sidebar-list a:hover { color: var(--accent); }
.sidebar-list .sidebar-post-date { font-size: 0.8rem; color: var(--text-muted); font-weight: 400; }
.sidebar-cta { background: linear-gradient(135deg, var(--primary), var(--primary-light)); border-color: transparent; color: var(--text-white); }
.sidebar-cta h3 { color: var(--text-white); border-color: rgba(255,255,255,0.15); }
.sidebar-cta h3 i { color: var(--accent); }
.sidebar-cta p { color: rgba(255,255,255,0.7); font-size: 0.95rem; margin-bottom: 20px; }
.btn-sidebar { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; background: var(--accent); color: var(--primary); font-weight: 700; border-radius: var(--radius-md); transition: var(--transition); }
.btn-sidebar:hover { background: var(--accent-light); color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow-glow); }
/* ===== Related Section ===== */
.related-section { padding: 60px 0 80px; background: var(--bg-section-alt); }
.related-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 36px; }
.related-header h2 { font-size: 1.8rem; display: flex; align-items: center; gap: 10px; }
.related-header h2 i { color: var(--accent); }
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.related-card { background: var(--bg-card); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--border-light); transition: var(--transition); }
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.related-card-img { width: 100%; height: 180px; object-fit: cover; }
.related-card-body { padding: 20px; }
.related-card-body h4 { font-size: 1rem; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-card-body h4 a { color: var(--text-primary); }
.related-card-body h4 a:hover { color: var(--accent); }
.related-card-body .related-meta { font-size: 0.85rem; color: var(--text-muted); display: flex; align-items: center; gap: 12px; }
.related-card-body .related-meta i { color: var(--accent); }
/* ===== CTA Section ===== */
.cta-section { padding: 72px 0; background: var(--primary); position: relative; overflow: hidden; }
.cta-section::before { content: ''; position: absolute; inset: 0; background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat; opacity: 0.12; }
.cta-inner { position: relative; z-index: 2; text-align: center; max-width: 700px; margin: 0 auto; }
.cta-inner h2 { color: var(--text-white); font-size: 2rem; margin-bottom: 16px; }
.cta-inner p { color: rgba(255,255,255,0.7); font-size: 1.1rem; margin-bottom: 28px; }
.cta-btn { display: inline-flex; align-items: center; gap: 10px; padding: 16px 40px; background: linear-gradient(135deg, var(--accent), var(--accent-dark)); color: var(--primary); font-weight: 700; font-size: 1.05rem; border-radius: var(--radius-md); box-shadow: 0 8px 32px var(--accent-glow); transition: var(--transition); }
.cta-btn:hover { background: linear-gradient(135deg, var(--accent-light), var(--accent)); transform: translateY(-3px); box-shadow: 0 12px 40px var(--accent-glow); color: var(--primary); }
/* ===== Footer ===== */
.site-footer { background: var(--bg-dark); color: rgba(255,255,255,0.7); padding: 60px 0 0; border-top: 1px solid rgba(212,168,75,0.1); }
.footer-inner { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.06); }
.footer-brand .logo { color: var(--text-white); font-size: 1.3rem; margin-bottom: 16px; }
.footer-brand p { font-size: 0.95rem; color: rgba(255,255,255,0.55); line-height: 1.7; max-width: 360px; }
.footer-links h4 { color: var(--text-white); font-size: 1rem; margin-bottom: 16px; letter-spacing: 0.5px; }
.footer-links a { display: block; padding: 6px 0; font-size: 0.9rem; color: rgba(255,255,255,0.55); transition: var(--transition); }
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom { padding: 24px 0; text-align: center; font-size: 0.9rem; color: rgba(255,255,255,0.4); }
/* ===== Not Found ===== */
.not-found-section { padding: 120px 0 100px; text-align: center; min-height: 60vh; display: flex; align-items: center; justify-content: center; }
.not-found-inner { max-width: 500px; }
.not-found-inner .nf-icon { font-size: 4rem; color: var(--accent); margin-bottom: 20px; }
.not-found-inner h2 { font-size: 2rem; margin-bottom: 12px; }
.not-found-inner p { color: var(--text-soft); margin-bottom: 28px; }
.btn-back { display: inline-flex; align-items: center; gap: 8px; padding: 12px 32px; background: var(--primary); color: var(--text-white); border-radius: var(--radius-md); font-weight: 600; transition: var(--transition); }
.btn-back:hover { background: var(--primary-light); color: var(--accent); transform: translateY(-2px); }
/* ===== Error State inside article ===== */
.article-error { text-align: center; padding: 60px 20px; }
.article-error i { font-size: 3.5rem; color: var(--accent); margin-bottom: 16px; }
.article-error h3 { font-size: 1.6rem; margin-bottom: 12px; }
.article-error p { color: var(--text-soft); margin-bottom: 20px; }
/* ===== Breadcrumb ===== */
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 16px 0 8px; font-size: 0.9rem; color: var(--text-muted); }
.breadcrumb a { color: rgba(255,255,255,0.6); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb span { color: rgba(255,255,255,0.4); }
.breadcrumb .current { color: var(--accent); font-weight: 500; }
/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .article-hero-content h1 { font-size: 2.2rem; }
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
    :root { --header-height: 64px; }
    .nav-toggle { display: flex; }
    .nav-list { position: fixed; top: var(--header-height); left: 0; right: 0; background: rgba(10, 22, 40, 0.98); backdrop-filter: blur(18px); flex-direction: column; padding: 20px 24px; gap: 4px; transform: translateY(-120%); opacity: 0; transition: var(--transition); border-bottom: 1px solid rgba(212,168,75,0.15); pointer-events: none; }
    .nav-list.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
    .nav-list a { width: 100%; padding: 14px 18px; font-size: 1.05rem; }
    .nav-list a.nav-cta { text-align: center; margin-top: 8px; }
    .article-hero { min-height: 320px; }
    .article-hero-content { padding: 60px 20px 40px; }
    .article-hero-content h1 { font-size: 1.8rem; }
    .article-hero-desc { font-size: 1rem; }
    .article-main { padding: 40px 0 60px; }
    .article-body { padding: 28px; }
    .article-sidebar { grid-template-columns: 1fr; }
    .related-section { padding: 40px 0 60px; }
    .related-grid { grid-template-columns: 1fr; }
    .cta-section { padding: 52px 0; }
    .cta-inner h2 { font-size: 1.6rem; }
    .footer-inner { grid-template-columns: 1fr; gap: 28px; }
    .footer-brand p { max-width: 100%; }
    .logo { font-size: 1.25rem; }
    .article-tags-share { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 520px) {
    .article-hero-content h1 { font-size: 1.5rem; }
    .article-body { padding: 20px; }
    .article-hero-meta { gap: 10px; }
    .related-header { flex-direction: column; align-items: flex-start; gap: 12px; }
    .article-layout { gap: 28px; }
    .article-body .article-content { font-size: 1rem; }
}
/* ===== Skeleton / Loading ===== */
.skeleton { background: linear-gradient(90deg, var(--border-light) 25%, #e8eaee 50%, var(--border-light) 75%); background-size: 200% 100%; animation: shimmer 1.5s infinite; border-radius: var(--radius-sm); }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
/* ===== Utility ===== */
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1a1a2e;
            --primary-light: #2d2d4a;
            --primary-dark: #0f0f1a;
            --accent: #c9a84c;
            --accent-light: #e0c46a;
            --accent-dark: #a8892e;
            --bg: #f7f5f0;
            --bg-card: #ffffff;
            --bg-dark: #12121e;
            --bg-dark-alt: #1a1a2e;
            --text: #1a1a2e;
            --text-light: #5a5a70;
            --text-lighter: #9a9aaa;
            --text-white: #f0efe8;
            --border: #e8e5e0;
            --border-light: #f0eee8;
            --radius: 14px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 4px 24px rgba(26, 26, 46, 0.06);
            --shadow-hover: 0 12px 40px rgba(26, 26, 46, 0.12);
            --shadow-lg: 0 20px 60px rgba(26, 26, 46, 0.10);
            --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            --container: 1200px;
            --nav-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: var(--primary);
        }
        h1 {
            font-size: clamp(2.2rem, 5.5vw, 3.6rem);
        }
        h2 {
            font-size: clamp(1.6rem, 3.2vw, 2.4rem);
        }
        h3 {
            font-size: clamp(1.2rem, 2vw, 1.5rem);
        }
        h4 {
            font-size: 1.1rem;
        }
        p {
            margin-bottom: 1rem;
            color: var(--text-light);
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: 80px 0;
        }
        .section-title {
            text-align: center;
            margin-bottom: 16px;
        }
        .section-sub {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 48px;
            color: var(--text-light);
            font-size: 1.1rem;
        }
        .section-divider {
            width: 60px;
            height: 4px;
            background: var(--accent);
            border-radius: 4px;
            margin: 16px auto 32px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: var(--bg-dark);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
            height: var(--nav-height);
            transition: var(--transition);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-white);
            letter-spacing: 0.5px;
        }
        .logo .logo-icon {
            color: var(--accent);
            font-size: 1.5rem;
        }
        .logo span {
            color: var(--accent);
            font-weight: 400;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-list a {
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            color: rgba(255, 255, 255, 0.75);
            font-weight: 500;
            font-size: 0.95rem;
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .nav-list a:hover {
            color: var(--accent-light);
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-list a.active {
            color: #fff;
            background: rgba(201, 168, 76, 0.18);
        }
        .nav-list a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 3px;
        }
        .nav-list a.nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: var(--primary-dark);
            font-weight: 600;
            padding: 10px 24px;
            border-radius: var(--radius-sm);
            box-shadow: 0 4px 14px rgba(201, 168, 76, 0.35);
            margin-left: 8px;
        }
        .nav-list a.nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 168, 76, 0.45);
            background: linear-gradient(135deg, var(--accent-light), var(--accent));
            color: var(--primary-dark);
        }
        .nav-list a.nav-cta i {
            margin-right: 6px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-white);
            font-size: 1.6rem;
            padding: 8px;
            cursor: pointer;
        }

        /* ===== Hero / Banner ===== */
        .page-banner {
            margin-top: var(--nav-height);
            min-height: 380px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: var(--bg-dark) url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            position: relative;
            padding: 80px 24px;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(18, 18, 30, 0.85), rgba(26, 26, 46, 0.70));
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
        }
        .page-banner h1 {
            color: #fff;
            font-size: clamp(2.4rem, 5vw, 3.6rem);
            margin-bottom: 16px;
            letter-spacing: 2px;
        }
        .page-banner h1 i {
            color: var(--accent);
            margin-right: 12px;
        }
        .page-banner p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.15rem;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.8;
        }
        .banner-meta {
            display: flex;
            justify-content: center;
            gap: 32px;
            margin-top: 28px;
            flex-wrap: wrap;
        }
        .banner-meta span {
            color: var(--accent-light);
            font-weight: 500;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.08);
            padding: 6px 18px;
            border-radius: 30px;
            backdrop-filter: blur(4px);
        }
        .banner-meta span i {
            font-size: 1rem;
        }

        /* ===== 指南特色卡片 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 36px 28px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            text-align: center;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .feature-card .f-icon {
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 1.6rem;
            color: var(--primary-dark);
            box-shadow: 0 8px 24px rgba(201, 168, 76, 0.25);
        }
        .feature-card h3 {
            margin-bottom: 12px;
            color: var(--primary);
        }
        .feature-card p {
            font-size: 0.95rem;
            color: var(--text-light);
            margin-bottom: 0;
        }

        /* ===== 赛事分类卡片 ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 24px;
        }
        .cat-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .cat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .cat-card .cat-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: 0;
            transition: var(--transition);
        }
        .cat-card:hover .cat-img {
            transform: scale(1.03);
        }
        .cat-card .cat-body {
            padding: 20px 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .cat-card .cat-body h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            color: var(--primary);
        }
        .cat-card .cat-body p {
            font-size: 0.9rem;
            color: var(--text-light);
            flex: 1;
            margin-bottom: 16px;
        }
        .cat-card .cat-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(201, 168, 76, 0.12);
            color: var(--accent-dark);
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            align-self: flex-start;
        }

        /* ===== 排行榜 ===== */
        .rank-section {
            background: var(--bg-dark);
            color: var(--text-white);
        }
        .rank-section .section-title {
            color: #fff;
        }
        .rank-section .section-sub {
            color: rgba(255, 255, 255, 0.7);
        }
        .rank-section .section-divider {
            background: var(--accent);
        }
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-sm);
            padding: 16px 24px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            transition: var(--transition);
            backdrop-filter: blur(4px);
        }
        .rank-item:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--accent);
            transform: translateX(6px);
        }
        .rank-num {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--accent);
            min-width: 40px;
            text-align: center;
        }
        .rank-info {
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .rank-info .rank-name {
            font-weight: 600;
            color: #fff;
            font-size: 1.05rem;
        }
        .rank-info .rank-desc {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
        }
        .rank-stat {
            display: flex;
            align-items: center;
            gap: 20px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
        }
        .rank-stat i {
            color: var(--accent);
            margin-right: 4px;
        }
        .rank-badge {
            background: var(--accent);
            color: var(--primary-dark);
            padding: 2px 14px;
            border-radius: 30px;
            font-size: 0.75rem;
            font-weight: 700;
        }

        /* ===== 赛事流程 ===== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 32px;
            position: relative;
            counter-reset: step;
        }
        .process-steps::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 10%;
            right: 10%;
            height: 3px;
            background: linear-gradient(to right, var(--accent), var(--border));
            z-index: 0;
            border-radius: 3px;
        }
        .step-card {
            text-align: center;
            position: relative;
            z-index: 1;
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 36px 20px 28px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            counter-increment: step;
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .step-card .step-num {
            width: 48px;
            height: 48px;
            background: var(--accent);
            color: var(--primary-dark);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 800;
            margin: 0 auto 16px;
            box-shadow: 0 6px 20px rgba(201, 168, 76, 0.3);
        }
        .step-card h4 {
            margin-bottom: 8px;
            color: var(--primary);
        }
        .step-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 0;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }
        .faq-item:hover {
            border-color: var(--accent);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--primary);
            text-align: left;
            background: none;
            transition: var(--transition);
            gap: 16px;
        }
        .faq-question:hover {
            color: var(--accent-dark);
        }
        .faq-question i {
            color: var(--accent);
            font-size: 1.1rem;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }
        .faq-answer p {
            font-size: 0.95rem;
            color: var(--text-light);
            margin-bottom: 0;
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-dark) url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            position: relative;
            padding: 80px 0;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(18, 18, 30, 0.88), rgba(26, 26, 46, 0.78));
            z-index: 1;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .cta-section h2 {
            color: #fff;
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            margin-bottom: 16px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.75);
            max-width: 560px;
            margin: 0 auto 32px;
            font-size: 1.05rem;
        }
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 1.1rem;
            padding: 16px 40px;
            border-radius: var(--radius-sm);
            box-shadow: 0 8px 28px rgba(201, 168, 76, 0.35);
            transition: var(--transition);
        }
        .cta-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(201, 168, 76, 0.50);
            background: linear-gradient(135deg, var(--accent-light), var(--accent));
            color: var(--primary-dark);
        }
        .cta-btn i {
            font-size: 1.2rem;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 0;
            border-top: 2px solid rgba(201, 168, 76, 0.15);
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .footer-brand .logo {
            margin-bottom: 16px;
            font-size: 1.3rem;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.8;
            max-width: 320px;
        }
        .footer-links h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 16px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .footer-links a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            padding: 5px 0;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent-light);
            padding-left: 6px;
        }
        .footer-bottom {
            text-align: center;
            padding: 24px 0;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.4);
            letter-spacing: 0.3px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-steps::before {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .nav-list {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                width: 100%;
                background: var(--bg-dark);
                flex-direction: column;
                padding: 20px 24px 28px;
                gap: 6px;
                box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
                transform: translateY(-120%);
                opacity: 0;
                transition: var(--transition);
                border-top: 1px solid rgba(255, 255, 255, 0.06);
            }
            .nav-list.open {
                transform: translateY(0);
                opacity: 1;
            }
            .nav-list a {
                width: 100%;
                padding: 12px 16px;
                font-size: 1rem;
            }
            .nav-list a.nav-cta {
                margin-left: 0;
                margin-top: 8px;
                text-align: center;
            }
            .nav-list a.active::after {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .page-banner {
                min-height: 300px;
                padding: 60px 20px;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
            .banner-meta {
                gap: 12px;
            }
            .banner-meta span {
                font-size: 0.8rem;
                padding: 4px 14px;
            }
            .section {
                padding: 56px 0;
            }
            .features-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .rank-item {
                flex-wrap: wrap;
                padding: 14px 18px;
            }
            .rank-stat {
                gap: 12px;
                font-size: 0.8rem;
                flex-wrap: wrap;
            }
            .process-steps {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-brand p {
                max-width: 100%;
            }
            .cta-section {
                padding: 56px 0;
            }
            .cta-btn {
                padding: 14px 28px;
                font-size: 1rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .page-banner h1 {
                font-size: 1.5rem;
            }
            .page-banner p {
                font-size: 0.95rem;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .rank-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .rank-num {
                min-width: auto;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.95rem;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 16px;
            }
            .footer-links a {
                font-size: 0.85rem;
            }
            .logo {
                font-size: 1.1rem;
            }
            .nav-list a.nav-cta {
                font-size: 0.95rem;
                padding: 10px 18px;
            }
        }

        /* ===== 辅助 ===== */
        .text-accent {
            color: var(--accent);
        }
        .bg-accent {
            background: var(--accent);
        }
        .mt-8 {
            margin-top: 8px;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-24 {
            margin-top: 24px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .mb-24 {
            margin-bottom: 24px;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .text-center {
            text-align: center;
        }