/* roulang page: index */
/* ============ 设计变量 ============ */
        :root {
            --primary: #16244d;
            --primary-light: #29407e;
            --accent: #d4a44a;
            --accent-dark: #bd8d33;
            --accent-light: #f0dcae;
            --bg: #f5f7fc;
            --bg-soft: #eef1f8;
            --white: #ffffff;
            --text: #1a1f36;
            --text-weak: #667085;
            --border: #e4e9f2;
            --radius-lg: 22px;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 10px 34px rgba(22, 36, 77, 0.07);
            --shadow-hover: 0 18px 46px rgba(22, 36, 77, 0.13);
            --transition: all 0.25s ease;
        }

        /* ============ 基础 Reset ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button {
            border: none;
            background: none;
            font-family: inherit;
            cursor: pointer;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            color: var(--primary);
            margin: 0 0 12px 0;
            line-height: 1.35;
        }
        p {
            margin: 0 0 12px 0;
        }
        ul,
        ol {
            padding: 0;
            margin: 0;
            list-style: none;
        }

        /* ============ 辅助类 ============ */
        .section-padding {
            padding: 92px 0;
        }
        .bg-soft {
            background: var(--bg-soft);
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 164, 74, 0.12);
            color: var(--accent-dark);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1.5px;
            padding: 6px 18px;
            border-radius: 50px;
            text-transform: uppercase;
            margin-bottom: 14px;
        }
        .section-tag::before {
            content: "";
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
        }
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 52px;
        }
        .section-head h2 {
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 14px;
        }
        .section-head p {
            color: var(--text-weak);
            font-size: 16px;
            line-height: 1.8;
        }

        /* ============ 按钮 ============ */
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, #dbaa55, #c78f34);
            color: #fff !important;
            font-weight: 600;
            font-size: 15px;
            padding: 13px 30px;
            border-radius: 50px;
            box-shadow: 0 8px 22px rgba(212, 164, 74, 0.35);
            transition: var(--transition);
            border: none;
            line-height: 1.4;
        }
        .btn-accent:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(212, 164, 74, 0.45);
            background: linear-gradient(135deg, #e3b766, #d09a3f);
        }
        .btn-ghost-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff !important;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 28px;
            border-radius: 50px;
            border: 2px solid rgba(255, 255, 255, 0.65);
            transition: var(--transition);
            line-height: 1.4;
        }
        .btn-ghost-accent:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-2px);
        }
        .btn-accent:focus-visible,
        .btn-ghost-accent:focus-visible,
        .brand:focus-visible,
        .nav-links a:focus-visible,
        .nav-toggle:focus-visible {
            outline: 3px solid rgba(212, 164, 74, 0.5);
            outline-offset: 3px;
        }

        /* ============ 导航 Dock ============ */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            width: calc(100% - 32px);
            max-width: 1180px;
            z-index: 1050;
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid rgba(255, 255, 255, 0.7);
            border-radius: 60px;
            box-shadow: 0 8px 32px rgba(22, 36, 77, 0.12);
            padding: 10px 14px 10px 24px;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            font-size: 22px;
            font-weight: 800;
            color: var(--primary) !important;
            letter-spacing: 0.5px;
            gap: 8px;
            white-space: nowrap;
        }
        .brand i {
            color: var(--accent);
            font-size: 20px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: auto;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            padding: 8px 18px;
            border-radius: 50px;
            transition: var(--transition);
            line-height: 1.4;
        }
        .nav-links a:hover {
            color: var(--primary);
            background: var(--bg-soft);
        }
        .nav-links a.active {
            background: var(--primary);
            color: #fff !important;
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(22, 36, 77, 0.25);
        }
        .nav-cta {
            margin-left: 8px;
            padding: 10px 22px !important;
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 10px;
            border-radius: 50%;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            background: var(--bg-soft);
            transition: var(--transition);
        }
        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ============ Hero ============ */
        .hero {
            position: relative;
            min-height: 92vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url("/assets/images/backpic/back-1.png") center center / cover no-repeat;
            padding: 140px 0 90px;
            overflow: hidden;
        }
        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 22, 46, 0.92) 0%, rgba(22, 36, 77, 0.78) 55%, rgba(42, 58, 96, 0.55) 100%);
        }
        .hero::after {
            content: "";
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--bg), transparent);
            pointer-events: none;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 880px;
            margin: 0 auto;
            color: #fff;
            padding: 0 20px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 50px;
            padding: 7px 22px;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 1px;
            color: #f4e3c3;
            backdrop-filter: blur(8px);
            margin-bottom: 26px;
        }
        .hero h1 {
            color: #fff;
            font-size: 64px;
            font-weight: 800;
            letter-spacing: 2px;
            margin-bottom: 8px;
            text-shadow: 0 4px 22px rgba(0, 0, 0, 0.25);
        }
        .hero-subtitle {
            font-size: 22px;
            color: var(--accent-light);
            font-weight: 600;
            letter-spacing: 3px;
            margin-bottom: 22px;
        }
        .hero-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 620px;
            margin: 0 auto 38px;
            line-height: 1.9;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
        }
        .hero-actions {
            display: flex;
            gap: 18px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .hero-stats-mini {
            display: flex;
            gap: 40px;
            justify-content: center;
            margin-top: 60px;
            flex-wrap: wrap;
        }
        .hero-stats-mini .mini-item {
            text-align: center;
        }
        .hero-stats-mini .mini-num {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .hero-stats-mini .mini-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 1px;
        }

        /* ============ 统计卡 ============ */
        .stats-section {
            margin-top: -50px;
            position: relative;
            z-index: 3;
        }
        .stat-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            text-align: center;
            padding: 30px 20px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(212, 164, 74, 0.4);
        }
        .stat-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            color: var(--accent-light);
            font-size: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
        }
        .stat-num {
            font-size: 38px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
            margin-bottom: 6px;
        }
        .stat-num small {
            font-size: 20px;
            color: var(--accent);
            margin-left: 2px;
        }
        .stat-label {
            color: var(--text-weak);
            font-size: 14px;
            font-weight: 500;
        }

        /* ============ 分类入口 ============ */
        .category-card {
            display: flex;
            align-items: center;
            gap: 26px;
            background: var(--white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 30px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
            color: var(--text);
            position: relative;
            overflow: hidden;
        }
        .category-card::after {
            content: "";
            position: absolute;
            top: 0;
            right: 0;
            width: 90px;
            height: 90px;
            background: radial-gradient(circle at top right, rgba(212, 164, 74, 0.14), transparent 70%);
            border-radius: 0 0 0 90px;
            transition: var(--transition);
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(212, 164, 74, 0.4);
        }
        .category-card:hover::after {
            transform: scale(1.4);
        }
        .category-card img {
            width: 200px;
            height: 140px;
            object-fit: cover;
            border-radius: 14px;
            flex-shrink: 0;
            box-shadow: 0 6px 18px rgba(22, 36, 77, 0.1);
        }
        .category-content {
            flex: 1;
            position: relative;
            z-index: 1;
        }
        .category-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(212, 164, 74, 0.12);
            color: var(--accent-dark);
            font-size: 18px;
            margin-bottom: 14px;
        }
        .category-content h3 {
            font-size: 22px;
            margin-bottom: 8px;
        }
        .category-content p {
            color: var(--text-weak);
            font-size: 14px;
            line-height: 1.75;
            margin-bottom: 12px;
        }
        .category-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .category-more i {
            transition: transform 0.25s ease;
        }
        .category-card:hover .category-more i {
            transform: translateX(4px);
        }

        /* ============ 资讯列表 ============ */
        .news-section {
            background: var(--bg-soft);
        }
        .news-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            height: 100%;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .news-card::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: linear-gradient(180deg, var(--accent), var(--accent-dark));
            opacity: 0;
            transition: var(--transition);
        }
        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(212, 164, 74, 0.45);
        }
        .news-card:hover::before {
            opacity: 1;
        }
        .news-card-tag {
            display: inline-flex;
            align-self: flex-start;
            background: rgba(22, 36, 77, 0.06);
            color: var(--primary-light);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 50px;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .news-card h3 {
            font-size: 17px;
            line-height: 1.55;
            margin-bottom: 10px;
            color: var(--text);
            transition: var(--transition);
        }
        .news-card:hover h3 {
            color: var(--primary);
        }
        .news-card p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.75;
            margin-bottom: 16px;
            flex-grow: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card-foot {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border);
            padding-top: 14px;
            margin-top: auto;
        }
        .news-date {
            font-size: 13px;
            color: var(--text-weak);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .news-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-dark);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .news-empty {
            text-align: center;
            color: var(--text-weak);
            padding: 40px 20px;
            background: var(--white);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border);
        }

        /* ============ 赛事矩阵 ============ */
        .event-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            text-align: center;
            padding: 28px 14px;
            transition: var(--transition);
            box-shadow: var(--shadow);
            height: 100%;
        }
        .event-item:hover {
            transform: translateY(-5px) rotate(1deg);
            box-shadow: var(--shadow-hover);
            border-color: rgba(212, 164, 74, 0.5);
        }
        .event-item i {
            font-size: 30px;
            color: var(--accent-dark);
            margin-bottom: 14px;
            display: block;
        }
        .event-item span {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }

        /* ============ 流程 ============ */
        .process-section .process-steps {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .process-step {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 42px 30px 34px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            position: relative;
            transition: var(--transition);
        }
        .process-step:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .step-num {
            position: absolute;
            top: 16px;
            right: 22px;
            font-size: 42px;
            font-weight: 800;
            color: rgba(22, 36, 77, 0.07);
            line-height: 1;
        }
        .process-step .step-icon {
            width: 70px;
            height: 70px;
            border-radius: 20px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            color: var(--accent-light);
            font-size: 30px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 22px;
            box-shadow: 0 8px 20px rgba(22, 36, 77, 0.2);
        }
        .process-step h3 {
            font-size: 20px;
            margin-bottom: 12px;
        }
        .process-step p {
            color: var(--text-weak);
            font-size: 14px;
            margin-bottom: 0;
        }

        /* ============ 热门排行 ============ */
        .ranking-section {
            background: var(--bg-soft);
        }
        .ranking-main {
            background: var(--white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 20px 30px;
            height: 100%;
        }
        .rank-row {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 15px 0;
            border-bottom: 1px solid var(--border);
        }
        .rank-row:last-child {
            border-bottom: 0;
        }
        .rank-medal {
            font-size: 22px;
            width: 36px;
            text-align: center;
            flex-shrink: 0;
        }
        .rank-medal i {
            color: #c0c7d6;
        }
        .rank-medal.gold i {
            color: #e6b63c;
        }
        .rank-medal.silver i {
            color: #a7b0c0;
        }
        .rank-medal.bronze i {
            color: #cd8b5e;
        }
        .rank-info {
            flex: 1;
        }
        .rank-info h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text);
        }
        .rank-bar {
            background: #eef1f7;
            border-radius: 8px;
            height: 7px;
            overflow: hidden;
        }
        .rank-bar span {
            display: block;
            height: 100%;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 8px;
        }
        .rank-score {
            font-size: 16px;
            font-weight: 800;
            color: var(--primary);
            flex-shrink: 0;
            width: 40px;
            text-align: right;
        }
        .ranking-side {
            display: flex;
            flex-direction: column;
            gap: 18px;
            height: 100%;
        }
        .ranking-side-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 26px;
            box-shadow: var(--shadow);
            flex: 1;
            text-align: center;
        }
        .ranking-side-card i {
            font-size: 34px;
            color: var(--accent-dark);
            margin-bottom: 12px;
        }
        .ranking-side-card h4 {
            font-size: 18px;
        }
        .ranking-side-card p {
            color: var(--text-weak);
            font-size: 14px;
            margin-bottom: 0;
        }

        /* ============ FAQ ============ */
        .faq-section .accordion-item {
            background: var(--white);
            border: 1px solid var(--border) !important;
            border-radius: 14px !important;
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: 0 3px 12px rgba(22, 36, 77, 0.04);
        }
        .faq-section .accordion-button {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            padding: 20px 26px;
            background: transparent;
            box-shadow: none;
            border: none;
        }
        .faq-section .accordion-button:not(.collapsed) {
            background: linear-gradient(135deg, rgba(22, 36, 77, 0.04), rgba(212, 164, 74, 0.06));
            color: var(--primary);
        }
        .faq-section .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(212, 164, 74, 0.25);
        }
        .faq-section .accordion-button::after {
            background-size: 14px;
        }
        .faq-section .accordion-body {
            color: var(--text-weak);
            line-height: 1.8;
            padding: 0 26px 22px;
            font-size: 15px;
        }
        .faq-note {
            text-align: center;
            margin-top: 18px;
            color: var(--text-weak);
            font-size: 14px;
        }
        .faq-note a {
            color: var(--accent-dark);
            font-weight: 600;
        }

        /* ============ CTA ============ */
        .cta-section {
            position: relative;
            background: url("/assets/images/backpic/back-2.png") center center / cover no-repeat;
            padding: 90px 0;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 22, 46, 0.94), rgba(29, 45, 82, 0.88));
        }
        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            color: #fff;
            font-size: 34px;
            margin-bottom: 14px;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            margin-bottom: 32px;
        }
        .cta-inner .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: #fff;
            color: var(--primary) !important;
            font-weight: 700;
            padding: 14px 36px;
            border-radius: 50px;
            font-size: 16px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
        }
        .cta-inner .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 32px rgba(0, 0, 0, 0.28);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: #0f1830;
            color: rgba(255, 255, 255, 0.7);
            padding: 70px 0 0;
            font-size: 14px;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 18px;
        }
        .footer-brand {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand i {
            color: var(--accent);
        }
        .footer-desc {
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.8;
            margin-bottom: 18px;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: var(--accent-light);
            transform: translateX(3px);
        }
        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 12px;
            color: rgba(255, 255, 255, 0.65);
        }
        .footer-contact i {
            color: var(--accent);
            margin-top: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 22px 0;
            margin-top: 48px;
            text-align: center;
            color: rgba(255, 255, 255, 0.4);
            font-size: 13px;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }

        /* ============ 响应式 ============ */
        @media (max-width: 991.98px) {
            .section-padding {
                padding: 70px 0;
            }
            .hero h1 {
                font-size: 48px;
            }
            .hero-subtitle {
                font-size: 18px;
            }
            .nav-links {
                position: absolute;
                top: calc(100% + 10px);
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: stretch;
                background: rgba(255, 255, 255, 0.98);
                backdrop-filter: blur(20px);
                border-radius: 20px;
                box-shadow: 0 16px 44px rgba(22, 36, 77, 0.18);
                padding: 14px;
                gap: 4px;
                opacity: 0;
                visibility: hidden;
                transform: translateY(-10px);
                transition: all 0.3s ease;
                margin-left: 0;
            }
            .nav-links.open {
                opacity: 1;
                visibility: visible;
                transform: translateY(0);
            }
            .nav-links a {
                padding: 12px 18px;
                border-radius: 12px;
            }
            .nav-cta {
                margin-left: 0;
                margin-top: 6px;
                justify-content: center;
            }
            .nav-toggle {
                display: flex;
            }
            .process-section .process-steps {
                grid-template-columns: 1fr;
            }
            .category-card {
                flex-direction: column;
                align-items: flex-start;
            }
            .category-card img {
                width: 100%;
                height: 180px;
            }
        }

        @media (max-width: 767.98px) {
            .section-padding {
                padding: 58px 0;
            }
            .hero {
                min-height: auto;
                padding: 130px 0 70px;
            }
            .hero h1 {
                font-size: 36px;
            }
            .hero-subtitle {
                font-size: 16px;
                letter-spacing: 1.5px;
            }
            .hero-desc {
                font-size: 15px;
            }
            .hero-stats-mini {
                gap: 24px;
                margin-top: 40px;
            }
            .hero-stats-mini .mini-num {
                font-size: 22px;
            }
            .section-head h2 {
                font-size: 26px;
            }
            .stat-num {
                font-size: 30px;
            }
            .nav-container {
                padding: 8px 10px 8px 18px;
            }
            .brand {
                font-size: 18px;
            }
            .footer-bottom {
                padding: 18px 10px;
            }
            .site-footer {
                padding-top: 50px;
            }
        }

        @media (max-width: 575.98px) {
            .site-header {
                top: 10px;
                width: calc(100% - 20px);
            }
            .hero h1 {
                font-size: 30px;
                letter-spacing: 1px;
            }
            .hero-subtitle {
                font-size: 14px;
                letter-spacing: 1px;
            }
            .hero-desc {
                font-size: 14px;
            }
            .hero-actions {
                flex-direction: column;
                gap: 12px;
                align-items: center;
            }
            .btn-accent,
            .btn-ghost-accent {
                width: 100%;
                max-width: 260px;
                justify-content: center;
            }
            .section-head h2 {
                font-size: 23px;
            }
            .section-head p {
                font-size: 14px;
            }
            .stat-card {
                padding: 22px 12px;
            }
            .news-card h3 {
                font-size: 15px;
            }
            .event-item i {
                font-size: 24px;
            }
            .event-item span {
                font-size: 13px;
            }
            .ranking-main {
                padding: 16px 16px;
            }
            .rank-row {
                gap: 10px;
            }
            .rank-info h4 {
                font-size: 13px;
            }
            .rank-score {
                font-size: 14px;
            }
            .cta-inner h2 {
                font-size: 26px;
            }
            .footer-links li {
                margin-bottom: 8px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0b1f3a;
            --primary-light: #142e54;
            --accent: #e8a90c;
            --accent-hover: #c9930a;
            --accent-soft: #fdf3dc;
            --bg: #f4f6fa;
            --surface: #ffffff;
            --text: #0f1e30;
            --text-light: #5c6b7a;
            --border: #e2e8f0;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 8px rgba(11, 31, 58, 0.06);
            --shadow-md: 0 10px 30px rgba(11, 31, 58, 0.10);
            --shadow-lg: 0 18px 44px rgba(11, 31, 58, 0.14);
            --transition: all 0.3s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1210px;
            padding-left: 22px;
            padding-right: 22px;
        }
        /* ========== 导航 Dock ========== */
        .site-header {
            position: sticky;
            top: 18px;
            z-index: 999;
            padding: 0 18px;
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1160px;
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid rgba(255, 255, 255, 0.85);
            border-radius: 60px;
            padding: 12px 28px;
            box-shadow: 0 10px 40px rgba(11, 31, 58, 0.12);
            transition: var(--transition);
        }
        .nav-container:hover {
            box-shadow: 0 14px 48px rgba(11, 31, 58, 0.16);
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.3px;
        }
        .brand i {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--accent);
            border-radius: 12px;
            font-size: 17px;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-links a {
            padding: 8px 18px;
            border-radius: 40px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-light);
            transition: var(--transition);
        }
        .nav-links a:hover {
            color: var(--primary);
            background: rgba(11, 31, 58, 0.05);
        }
        .nav-links a.active {
            color: #ffffff;
            background: var(--primary);
            box-shadow: 0 4px 14px rgba(11, 31, 58, 0.25);
        }
        .nav-links .nav-cta {
            background: linear-gradient(135deg, var(--accent), #f0bd45);
            color: var(--primary);
            font-weight: 600;
            padding: 8px 22px;
            margin-left: 8px;
            border-radius: 40px;
            box-shadow: 0 4px 16px rgba(232, 169, 12, 0.35);
        }
        .nav-links .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 22px rgba(232, 169, 12, 0.45);
            color: var(--primary);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            cursor: pointer;
            padding: 6px;
        }
        .nav-toggle span {
            width: 24px;
            height: 2px;
            background: var(--primary);
            border-radius: 4px;
            transition: var(--transition);
        }
        /* ========== 页面Banner ========== */
        .page-hero {
            position: relative;
            padding: 132px 0 96px;
            background: linear-gradient(135deg, rgba(11, 31, 58, 0.94), rgba(11, 31, 58, 0.76)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            text-align: center;
        }
        .page-hero .hero-inner {
            position: relative;
            z-index: 2;
        }
        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 14px;
            color: var(--accent);
            margin-bottom: 22px;
            letter-spacing: 1px;
        }
        .page-hero h1 {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: -0.5px;
        }
        .page-hero h1 span {
            color: var(--accent);
        }
        .page-hero .hero-desc {
            max-width: 720px;
            margin: 0 auto 32px;
            font-size: 17px;
            color: rgba(255, 255, 255, 0.88);
            line-height: 1.8;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px;
            margin-bottom: 20px;
        }
        .hero-badges .badge {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.18);
            color: #fff;
            padding: 8px 18px;
            border-radius: 40px;
            font-size: 14px;
            font-weight: 400;
        }
        .hero-badges .badge i {
            color: var(--accent);
            margin-right: 6px;
        }
        /* ========== 通用板块 ========== */
        .section {
            padding: 88px 0;
        }
        .section-alt {
            background: var(--surface);
        }
        .section-head {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 54px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-soft);
            color: #a3780a;
            font-size: 13px;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: 30px;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }
        .section-head h2 {
            font-size: 36px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .section-head p {
            color: var(--text-light);
            font-size: 16px;
        }
        /* ========== 子分类入口矩阵 ========== */
        .sport-grid .sport-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 34px 22px;
            text-align: center;
            height: 100%;
            transition: var(--transition);
        }
        .sport-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(232, 169, 12, 0.4);
        }
        .sport-card .sport-icon {
            width: 62px;
            height: 62px;
            margin: 0 auto 18px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--accent);
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            transition: var(--transition);
        }
        .sport-card:hover .sport-icon {
            transform: scale(1.08) rotate(-4deg);
        }
        .sport-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }
        .sport-card p {
            font-size: 14px;
            color: var(--text-light);
            margin-bottom: 0;
        }
        .sport-card .sport-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 6px;
            margin-top: 14px;
        }
        .sport-card .sport-tags span {
            background: var(--bg);
            padding: 3px 12px;
            border-radius: 20px;
            font-size: 12px;
            color: var(--text-light);
        }
        /* ========== 热门赛事卡片 ========== */
        .match-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }
        .match-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }
        .match-cover {
            position: relative;
            height: 190px;
            overflow: hidden;
        }
        .match-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .match-card:hover .match-cover img {
            transform: scale(1.06);
        }
        .match-cover .match-status {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(232, 169, 12, 0.95);
            color: var(--primary);
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 20px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
        }
        .match-body {
            padding: 22px 24px 26px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .match-body .match-league {
            font-size: 13px;
            color: var(--accent);
            font-weight: 600;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .match-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .match-body p {
            font-size: 14px;
            color: var(--text-light);
            margin-bottom: 16px;
            flex: 1;
        }
        .match-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }
        .match-meta .time {
            font-size: 13px;
            color: var(--text-light);
        }
        .match-meta .time i {
            margin-right: 5px;
            color: var(--accent);
        }
        .match-meta .more {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .match-meta .more i {
            transition: transform 0.3s;
        }
        .match-card:hover .match-meta .more i {
            transform: translateX(4px);
        }
        /* ========== 数据统计 ========== */
        .stats-section {
            background: linear-gradient(135deg, var(--primary), var(--primary-light)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            padding: 76px 0;
            color: #fff;
        }
        .stats-section .section-head h2 {
            color: #fff;
        }
        .stats-section .section-head p {
            color: rgba(255, 255, 255, 0.75);
        }
        .stats-section .stat-item {
            text-align: center;
            padding: 28px 20px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            height: 100%;
            transition: var(--transition);
        }
        .stats-section .stat-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }
        .stat-item .num {
            font-size: 44px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-item .label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
        }
        /* ========== 赛程时间线 ========== */
        .timeline-wrap {
            max-width: 780px;
            margin: 0 auto;
            position: relative;
        }
        .timeline-wrap::before {
            content: '';
            position: absolute;
            left: 26px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, var(--accent), var(--border));
        }
        .timeline-item {
            position: relative;
            padding-left: 70px;
            margin-bottom: 28px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: 20px;
            top: 22px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid #fff;
            box-shadow: 0 0 0 2px rgba(232, 169, 12, 0.3);
        }
        .timeline-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            transition: var(--transition);
        }
        .timeline-card:hover {
            box-shadow: var(--shadow-sm);
            border-color: rgba(232, 169, 12, 0.3);
        }
        .timeline-card .tl-date {
            font-size: 13px;
            color: var(--accent);
            font-weight: 600;
            margin-bottom: 4px;
        }
        .timeline-card h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .timeline-card p {
            font-size: 14px;
            color: var(--text-light);
            margin-bottom: 0;
        }
        /* ========== 资讯卡片 ========== */
        .news-card {
            display: flex;
            gap: 18px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 14px;
            transition: var(--transition);
            margin-bottom: 16px;
        }
        .news-card:hover {
            box-shadow: var(--shadow-sm);
            transform: translateX(4px);
            border-color: rgba(232, 169, 12, 0.35);
        }
        .news-card .news-thumb {
            width: 120px;
            height: 84px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }
        .news-card .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-card .news-body {
            flex: 1;
        }
        .news-card .news-body .news-cat {
            font-size: 12px;
            color: var(--accent);
            font-weight: 600;
        }
        .news-card .news-body h3 {
            font-size: 16px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 4px;
        }
        .news-card .news-body h3 a:hover {
            color: var(--accent);
        }
        .news-card .news-body .news-time {
            font-size: 13px;
            color: var(--text-light);
        }
        /* ========== FAQ ========== */
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 22px 26px;
            margin-bottom: 14px;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(232, 169, 12, 0.35);
            box-shadow: var(--shadow-sm);
        }
        .faq-item h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .faq-item h4::before {
            content: '\f059';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            color: var(--accent);
        }
        .faq-item p {
            font-size: 15px;
            color: var(--text-light);
            margin-bottom: 0;
            padding-left: 28px;
        }
        /* ========== CTA ========== */
        .cta-box {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 28px;
            padding: 56px 48px;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-box::after {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(232, 169, 12, 0.3), transparent 70%);
            top: -120px;
            right: -80px;
        }
        .cta-box h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 14px;
        }
        .cta-box p {
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 26px;
            font-size: 16px;
        }
        .cta-box .btn {
            position: relative;
            z-index: 2;
        }
        /* ========== 按钮 ========== */
        .btn {
            border-radius: 40px;
            padding: 11px 28px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
        }
        .btn-accent {
            background: linear-gradient(135deg, var(--accent), #f0bd45);
            color: var(--primary);
            border: none;
            box-shadow: 0 4px 16px rgba(232, 169, 12, 0.3);
        }
        .btn-accent:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232, 169, 12, 0.4);
            color: var(--primary);
        }
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
        }
        .btn-primary-custom:hover {
            background: var(--primary-light);
            color: var(--accent);
            transform: translateY(-2px);
        }
        .btn-outline-light-custom {
            border: 1px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            background: transparent;
        }
        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--accent);
        }
        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 68px 0 0;
            margin-top: 40px;
        }
        .site-footer .footer-brand {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
        .site-footer .footer-brand i {
            color: var(--accent);
            font-size: 22px;
        }
        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 16px;
            line-height: 1.7;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 10px;
        }
        .site-footer h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 32px;
            height: 3px;
            background: var(--accent);
            border-radius: 4px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-contact {
            list-style: none;
            padding: 0;
        }
        .footer-contact li {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 12px;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .footer-contact li i {
            color: var(--accent);
            margin-top: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            margin-top: 36px;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            margin-bottom: 0;
        }
        /* ========== 响应式 ========== */
        @media (max-width: 991px) {
            .page-hero h1 {
                font-size: 38px;
            }
            .nav-container {
                padding: 10px 20px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 70px;
                left: 18px;
                right: 18px;
                background: #fff;
                border-radius: 20px;
                box-shadow: var(--shadow-md);
                flex-direction: column;
                padding: 16px;
                gap: 8px;
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                text-align: center;
                border-radius: 10px;
            }
            .nav-links .nav-cta {
                margin-left: 0;
                margin-top: 6px;
            }
            .nav-toggle {
                display: flex;
            }
            .section {
                padding: 64px 0;
            }
            .cta-box {
                padding: 40px 30px;
            }
        }
        @media (max-width: 767px) {
            .page-hero {
                padding: 110px 0 70px;
            }
            .page-hero h1 {
                font-size: 32px;
            }
            .hero-desc {
                font-size: 15px !important;
            }
            .section-head h2 {
                font-size: 28px;
            }
            .stat-item .num {
                font-size: 34px;
            }
            .timeline-wrap::before {
                left: 18px;
            }
            .timeline-item {
                padding-left: 50px;
            }
            .timeline-item::before {
                left: 12px;
                width: 12px;
                height: 12px;
            }
            .news-card {
                flex-direction: column;
            }
            .news-card .news-thumb {
                width: 100%;
                height: 170px;
            }
        }
        @media (max-width: 520px) {
            .site-header {
                top: 12px;
                padding: 0 12px;
            }
            .nav-container {
                border-radius: 40px;
                padding: 8px 14px;
            }
            .brand {
                font-size: 18px;
            }
            .brand i {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }
            .page-hero h1 {
                font-size: 27px;
            }
            .hero-badges .badge {
                font-size: 12px;
                padding: 5px 12px;
            }
            .section {
                padding: 50px 0;
            }
            .section-head {
                margin-bottom: 36px;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .cta-box {
                padding: 32px 20px;
                border-radius: 18px;
            }
            .cta-box h2 {
                font-size: 24px;
            }
            .timeline-item {
                padding-left: 42px;
            }
            .timeline-card {
                padding: 14px;
            }
            .site-footer {
                padding-top: 44px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #1a2b4c;
            --primary-light: #2b3f68;
            --accent: #e6b84c;
            --accent-hover: #f0c966;
            --bg: #f5f7fa;
            --bg-deep: #0e1726;
            --white: #ffffff;
            --text: #1b2a41;
            --text-muted: #5b6b82;
            --border: #e2e8f0;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-sm: 0 4px 14px rgba(26,43,76,0.06);
            --shadow-md: 0 12px 28px rgba(26,43,76,0.10);
            --shadow-lg: 0 24px 48px rgba(26,43,76,0.14);
            --transition: all 0.25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, -apple-system, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            background-color: var(--bg);
            color: var(--text);
            -webkit-font-smoothing: antialiased;
        }

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

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

        img {
            max-width: 100%;
            vertical-align: middle;
        }

        .container {
            max-width: 1200px;
        }

        .site-header {
            position: sticky;
            top: 18px;
            z-index: 1050;
            padding: 0 20px;
        }

        .nav-container {
            max-width: 1100px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(255,255,255,0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255,255,255,0.4);
            box-shadow: var(--shadow-md);
            border-radius: 60px;
            padding: 10px 14px 10px 22px;
            transition: var(--transition);
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .brand i {
            color: var(--accent);
            font-size: 1.6rem;
        }

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

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-links a {
            padding: 8px 16px;
            border-radius: 40px;
            font-weight: 600;
            color: var(--text);
            transition: var(--transition);
            position: relative;
        }

        .nav-links a:hover {
            color: var(--primary);
            background: rgba(26,43,76,0.06);
        }

        .nav-links a.active {
            color: var(--primary);
            background: rgba(26,43,76,0.08);
        }

        .nav-links a.active::after {
            content: "";
            position: absolute;
            bottom: 3px;
            left: 50%;
            transform: translateX(-50%);
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
        }

        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            border: none;
            padding: 10px 20px;
            border-radius: 40px;
            transition: var(--transition);
            box-shadow: 0 4px 12px rgba(230,184,76,0.3);
        }

        .btn-accent:hover {
            background: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 18px rgba(230,184,76,0.4);
        }

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

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
            transition: var(--transition);
        }

        .page-banner {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 110px 0 70px;
            margin-top: -70px;
            color: var(--white);
            text-align: center;
        }

        .page-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(14,23,38,0.92), rgba(26,43,76,0.75), rgba(14,23,38,0.85));
        }

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

        .breadcrumb-nav {
            display: inline-flex;
            gap: 8px;
            font-size: 14px;
            background: rgba(255,255,255,0.12);
            padding: 6px 18px;
            border-radius: 40px;
            margin-bottom: 22px;
            backdrop-filter: blur(6px);
        }

        .breadcrumb-nav a {
            color: rgba(255,255,255,0.75);
            transition: var(--transition);
        }

        .breadcrumb-nav a:hover {
            color: var(--accent);
        }

        .breadcrumb-nav span {
            color: rgba(255,255,255,0.6);
        }

        .page-banner h1 {
            font-size: 3.2rem;
            font-weight: 900;
            letter-spacing: 4px;
            margin-bottom: 16px;
            text-shadow: 0 4px 20px rgba(0,0,0,0.2);
        }

        .page-banner .lead {
            font-size: 1.15rem;
            max-width: 700px;
            margin: 0 auto;
            color: rgba(255,255,255,0.9);
            line-height: 1.8;
        }

        .section {
            padding: 90px 0;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(230,184,76,0.15);
            color: var(--accent);
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 1px;
            padding: 6px 16px;
            border-radius: 40px;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .section-title {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 18px;
            color: var(--primary);
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 680px;
            margin-bottom: 0;
        }

        .feature-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 28px;
            height: 100%;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .feature-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-md);
            border-color: rgba(230,184,76,0.5);
        }

        .feature-card .icon-wrap {
            width: 60px;
            height: 60px;
            border-radius: 18px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--accent);
            margin-bottom: 20px;
            box-shadow: 0 8px 18px rgba(26,43,76,0.2);
        }

        .feature-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .feature-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .card-img-wrap {
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 18px;
        }

        .card-img-wrap img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            transition: var(--transition);
        }

        .feature-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }

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

        .steps-section .section-title {
            color: var(--white);
        }

        .steps-section .section-subtitle {
            color: rgba(255,255,255,0.7);
        }

        .step-card {
            text-align: center;
            padding: 30px 20px;
            position: relative;
        }

        .step-number {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary);
            font-weight: 800;
            font-size: 1.3rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 0 6px rgba(230,184,76,0.2);
            margin-bottom: 20px;
        }

        .step-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--white);
        }

        .step-card p {
            color: rgba(255,255,255,0.65);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .step-line {
            position: absolute;
            top: 56px;
            left: 70%;
            width: 60%;
            height: 2px;
            background: rgba(255,255,255,0.15);
        }

        .step-card:last-child .step-line {
            display: none;
        }

        .stats-bar {
            background: var(--white);
            border-bottom: 1px solid var(--border);
        }

        .stats-bar .stat-item {
            text-align: center;
            padding: 28px 20px;
        }

        .stat-item h3 {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--primary);
            margin-bottom: 4px;
        }

        .stat-item p {
            color: var(--text-muted);
            margin-bottom: 0;
            font-size: 0.95rem;
        }

        .rules-layout {
            background: var(--white);
        }

        .rules-card {
            padding: 28px;
            border-radius: var(--radius-md);
            background: var(--bg);
            border-left: 4px solid var(--accent);
            height: 100%;
            transition: var(--transition);
        }

        .rules-card:hover {
            background: #fff;
            box-shadow: var(--shadow-sm);
        }

        .rules-card i {
            font-size: 1.6rem;
            color: var(--accent);
            margin-right: 12px;
        }

        .rules-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin: 12px 0 8px;
            color: var(--primary);
        }

        .rules-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 0;
        }

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

        .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md) !important;
            overflow: hidden;
            margin-bottom: 16px;
        }

        .accordion-button {
            font-weight: 700;
            color: var(--primary);
            background: var(--white);
            padding: 18px 24px;
            font-size: 1.05rem;
            box-shadow: none;
        }

        .accordion-button:not(.collapsed) {
            background: var(--primary);
            color: var(--white);
        }

        .accordion-button:focus {
            box-shadow: 0 0 0 4px rgba(230,184,76,0.2);
        }

        .accordion-body {
            padding: 20px 24px;
            color: var(--text-muted);
            background: var(--white);
            line-height: 1.8;
        }

        .cta-section {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            padding: 80px 0;
            color: var(--white);
        }

        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
        }

        .cta-section p {
            color: rgba(255,255,255,0.85);
            max-width: 600px;
            margin: 14px auto 30px;
        }

        .btn-light-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--white);
            color: var(--primary);
            font-weight: 700;
            padding: 12px 30px;
            border-radius: 40px;
            transition: var(--transition);
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
        }

        .btn-light-custom:hover {
            background: var(--accent);
            color: var(--primary);
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(0,0,0,0.2);
        }

        .btn-outline-light-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--white);
            border: 2px solid rgba(255,255,255,0.7);
            font-weight: 600;
            padding: 10px 26px;
            border-radius: 40px;
            transition: var(--transition);
            margin-left: 12px;
        }

        .btn-outline-light-custom:hover {
            background: rgba(255,255,255,0.15);
            color: var(--white);
            border-color: var(--white);
            transform: translateY(-3px);
        }

        .site-footer {
            background: var(--bg-deep);
            color: rgba(255,255,255,0.8);
            padding: 60px 0 0;
        }

        .footer-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--white);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .footer-brand i {
            color: var(--accent);
        }

        .footer-desc {
            color: rgba(255,255,255,0.6);
            font-size: 0.95rem;
            line-height: 1.8;
            margin-bottom: 8px;
        }

        .site-footer h4 {
            color: var(--white);
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: rgba(255,255,255,0.6);
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 6px;
        }

        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255,255,255,0.6);
            font-size: 0.95rem;
            margin-bottom: 10px;
        }

        .footer-contact i {
            color: var(--accent);
            width: 20px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            margin-top: 40px;
            padding: 22px 0;
            text-align: center;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.4);
        }

        .footer-bottom p {
            margin-bottom: 0;
        }

        @media (max-width: 991px) {
            .site-header {
                top: 10px;
            }
            .nav-container {
                flex-wrap: wrap;
                border-radius: 30px;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-links {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
                padding-top: 16px;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                padding: 12px 16px;
                text-align: center;
            }
            .nav-links .nav-cta {
                justify-content: center;
                margin-top: 4px;
            }
            .nav-links a.active::after {
                display: none;
            }
            .page-banner h1 {
                font-size: 2.4rem;
                letter-spacing: 2px;
            }
            .section {
                padding: 60px 0;
            }
            .section-title {
                font-size: 1.9rem;
            }
            .step-line {
                display: none;
            }
        }

        @media (max-width: 767px) {
            .page-banner {
                padding: 100px 0 50px;
                margin-top: -60px;
            }
            .page-banner h1 {
                font-size: 1.9rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .feature-card {
                padding: 20px;
            }
            .btn-outline-light-custom {
                margin-left: 0;
                margin-top: 12px;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .footer-contact li {
                font-size: 0.88rem;
            }
        }

        @media (max-width: 520px) {
            .brand {
                font-size: 1.2rem;
            }
            .brand i {
                font-size: 1.3rem;
            }
            .page-banner h1 {
                font-size: 1.6rem;
            }
            .page-banner .lead {
                font-size: 0.95rem;
            }
            .stat-item h3 {
                font-size: 1.6rem;
            }
            .rules-card {
                padding: 20px;
            }
        }

/* roulang page: article */
:root {
        --primary: #C8102E;
        --primary-dark: #A30D25;
        --primary-light: #FCE8EC;
        --accent: #D4A853;
        --accent-light: #F7EFDD;
        --dark: #0D1B2A;
        --dark-2: #14213D;
        --bg: #F4F5F8;
        --text: #1B263B;
        --text-muted: #6C757D;
        --border: #E4E7ED;
        --radius: 16px;
        --radius-sm: 10px;
        --shadow: 0 8px 30px rgba(13, 27, 42, 0.07);
        --shadow-lg: 0 18px 50px rgba(13, 27, 42, 0.13);
        --transition: all 0.3s ease;
    }
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
        font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
        background: var(--bg);
        color: var(--text);
        line-height: 1.65;
        padding-top: 20px;
        -webkit-font-smoothing: antialiased;
    }
    a { color: var(--primary); text-decoration: none; transition: var(--transition); }
    a:hover { color: var(--primary-dark); }
    img { max-width: 100%; height: auto; }
    button { cursor: pointer; border: none; background: none; }
    input, textarea { font-family: inherit; }
    h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.35; color: var(--dark); }
    p { margin-bottom: 0; }

    /* ===== Bootstrap 重塑 ===== */
    .btn {
        border-radius: 50px;
        padding: 10px 26px;
        font-weight: 600;
        font-size: 15px;
        transition: all .3s ease;
        display: inline-flex;
        align-items: center;
        gap: 8px;
    }
    .btn-primary {
        --bs-btn-bg: var(--primary);
        --bs-btn-border-color: var(--primary);
        --bs-btn-hover-bg: var(--primary-dark);
        --bs-btn-hover-border-color: var(--primary-dark);
        --bs-btn-active-bg: var(--primary-dark);
        --bs-btn-active-border-color: var(--primary-dark);
        box-shadow: 0 4px 14px rgba(200,16,46,0.28);
    }
    .btn-outline-primary {
        --bs-btn-color: var(--primary);
        --bs-btn-border-color: var(--primary);
        --bs-btn-hover-bg: var(--primary);
        --bs-btn-hover-border-color: var(--primary);
        --bs-btn-active-bg: var(--primary);
        --bs-btn-active-border-color: var(--primary);
    }
    .btn-light {
        background: #fff;
        border-color: #fff;
        color: var(--dark);
        box-shadow: 0 4px 16px rgba(255,255,255,0.18);
    }
    .btn-light:hover { background: #f2f2f2; border-color: #f2f2f2; color: var(--dark); transform: translateY(-2px); }
    .btn-outline-light {
        border-color: rgba(255,255,255,0.65);
        color: #fff;
    }
    .btn-outline-light:hover {
        background: rgba(255,255,255,0.12);
        border-color: #fff;
        color: #fff;
        transform: translateY(-2px);
    }
    .container { max-width: 1240px; }

    /* ===== 导航 ===== */
    .site-header {
        position: sticky;
        top: 20px;
        z-index: 1000;
        padding: 0 20px;
        pointer-events: none;
    }
    .nav-container {
        pointer-events: auto;
        max-width: 1100px;
        margin: 0 auto;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
        background: rgba(255,255,255,0.94);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border: 1px solid rgba(255,255,255,0.6);
        border-radius: 60px;
        padding: 11px 22px 11px 26px;
        box-shadow: 0 10px 32px rgba(13,27,42,0.09);
        position: relative;
        transition: box-shadow .3s ease;
    }
    .nav-container:hover {
        box-shadow: 0 14px 38px rgba(13,27,42,0.12);
    }
    .brand {
        font-size: 21px;
        font-weight: 800;
        color: var(--dark);
        display: inline-flex;
        align-items: center;
        gap: 8px;
        text-decoration: none;
        letter-spacing: -0.01em;
        white-space: nowrap;
    }
    .brand i {
        color: var(--primary);
        font-size: 20px;
    }
    .brand:hover { color: var(--dark); }
    .nav-links {
        display: flex;
        align-items: center;
        gap: 4px;
    }
    .nav-links a {
        color: var(--text);
        font-size: 15px;
        font-weight: 500;
        padding: 8px 18px;
        border-radius: 40px;
        text-decoration: none;
        transition: var(--transition);
        white-space: nowrap;
    }
    .nav-links a:hover {
        color: var(--primary);
        background: var(--primary-light);
    }
    .nav-links a.active {
        color: var(--primary);
        background: var(--primary-light);
        font-weight: 600;
    }
    .nav-links a.btn-accent.nav-cta {
        background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
        color: #fff;
        font-weight: 600;
        font-size: 14px;
        padding: 9px 22px;
        border-radius: 40px;
        box-shadow: 0 6px 16px rgba(200,16,46,0.3);
        margin-left: 8px;
    }
    .nav-links a.btn-accent.nav-cta:hover {
        transform: translateY(-2px);
        box-shadow: 0 10px 22px rgba(200,16,46,0.36);
        color: #fff;
        background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    }
    .nav-toggle {
        display: none;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 5px;
        width: 40px;
        height: 40px;
        background: #fff;
        border: 1px solid var(--border);
        border-radius: 50%;
        transition: var(--transition);
        flex-shrink: 0;
    }
    .nav-toggle:hover { background: var(--primary-light); border-color: var(--primary); }
    .nav-toggle span {
        display: block;
        width: 18px;
        height: 2px;
        background: var(--text);
        border-radius: 2px;
        transition: all .3s ease;
        margin: 0 auto;
    }
    .nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav-toggle.active span:nth-child(2) { opacity: 0; }
    .nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    /* ===== 文章页横幅 ===== */
    .page-hero {
        background-position: center center;
        background-size: cover;
        background-color: var(--dark);
        position: relative;
        padding: 116px 0 76px;
        isolation: isolate;
    }
    .page-hero::before {
        content: '';
        position: absolute;
        inset: 0;
        z-index: -1;
        background: linear-gradient(105deg, rgba(13,27,42,0.94) 0%, rgba(13,27,42,0.82) 40%, rgba(200,16,46,0.48) 100%);
    }
    .page-hero::after {
        content: '';
        position: absolute;
        top: -60px;
        right: -20px;
        width: 440px;
        height: 440px;
        z-index: -1;
        background: radial-gradient(circle, rgba(212,168,83,0.14) 0%, transparent 70%);
        pointer-events: none;
    }
    .page-hero .site-breadcrumb-wrap {
        margin-bottom: 40px;
    }
    .site-breadcrumb {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 10px;
        font-size: 14px;
        color: rgba(255,255,255,0.6);
        padding: 0;
        margin: 0;
        list-style: none;
    }
    .site-breadcrumb li {
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .site-breadcrumb a {
        color: rgba(255,255,255,0.85);
        text-decoration: none;
        transition: color .3s;
    }
    .site-breadcrumb a:hover { color: var(--accent); }
    .site-breadcrumb .sep {
        color: rgba(255,255,255,0.35);
        font-size: 12px;
    }
    .site-breadcrumb .current {
        color: #fff;
        font-weight: 500;
        max-width: 260px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(212,168,83,0.15);
        color: var(--accent);
        border: 1px solid rgba(212,168,83,0.35);
        font-size: 14px;
        font-weight: 500;
        padding: 6px 18px;
        border-radius: 50px;
        letter-spacing: 0.02em;
        margin-bottom: 18px;
    }
    .page-hero h1 {
        font-size: clamp(28px, 4vw, 42px);
        font-weight: 800;
        color: #fff;
        line-height: 1.3;
        margin-bottom: 18px;
        max-width: 880px;
        letter-spacing: 0.01em;
    }
    .page-hero h1 span { color: var(--accent); }
    .hero-meta {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 26px;
        color: rgba(255,255,255,0.78);
        font-size: 14px;
    }
    .hero-meta span {
        display: inline-flex;
        align-items: center;
        gap: 7px;
    }
    .hero-meta i { color: var(--accent); }

    /* ===== 文章主体区 ===== */
    .article-body-section {
        padding: 60px 0 70px;
    }
    .article-card {
        background: #fff;
        border-radius: var(--radius);
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
        padding: 40px;
        overflow: hidden;
        position: relative;
    }
    .article-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 4px;
        background: linear-gradient(90deg, var(--primary), var(--accent));
    }
    .article-cover {
        width: 100%;
        height: auto;
        max-height: 420px;
        object-fit: cover;
        border-radius: var(--radius-sm);
        margin-bottom: 30px;
    }
    .article-content {
        font-size: 16px;
        line-height: 1.85;
        color: var(--text);
    }
    .article-content h1,
    .article-content h2,
    .article-content h3,
    .article-content h4 {
        color: var(--dark);
        margin: 32px 0 16px;
        font-weight: 700;
    }
    .article-content h2 { font-size: 26px; padding-bottom: 10px; position: relative; }
    .article-content h2::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 40px;
        height: 3px;
        background: var(--primary);
        border-radius: 2px;
    }
    .article-content h3 { font-size: 21px; }
    .article-content p {
        margin-bottom: 18px;
    }
    .article-content a {
        color: var(--primary);
        text-decoration: underline;
        text-underline-offset: 3px;
    }
    .article-content a:hover { color: var(--primary-dark); }
    .article-content ul,
    .article-content ol {
        margin: 0 0 20px 20px;
    }
    .article-content li {
        margin-bottom: 6px;
    }
    .article-content blockquote {
        border-left: 4px solid var(--accent);
        background: var(--accent-light);
        padding: 16px 20px;
        border-radius: 0 12px 12px 0;
        margin: 24px 0;
        color: var(--dark-2);
        font-style: italic;
    }
    .article-content img {
        border-radius: 12px;
        box-shadow: var(--shadow);
        margin: 20px 0;
        max-width: 100%;
        height: auto;
    }
    .article-content table {
        width: 100%;
        border-collapse: collapse;
        margin: 24px 0;
    }
    .article-content table th,
    .article-content table td {
        border: 1px solid var(--border);
        padding: 12px 14px;
        text-align: left;
    }
    .article-content table th {
        background: var(--dark);
        color: #fff;
        font-weight: 600;
    }
    .article-footer-info {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 16px;
        margin-top: 36px;
        padding-top: 24px;
        border-top: 1px solid var(--border);
    }
    .article-tags {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 8px;
    }
    .article-tag {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--primary-light);
        color: var(--primary);
        font-size: 13px;
        font-weight: 500;
        padding: 6px 16px;
        border-radius: 40px;
        border: 1px solid rgba(200,16,46,0.15);
    }
    .article-share {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 14px;
        color: var(--text-muted);
    }
    .article-share a {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        background: var(--bg);
        border-radius: 50%;
        color: var(--text-muted);
        font-size: 15px;
        transition: var(--transition);
        border: 1px solid var(--border);
    }
    .article-share a:hover {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
        transform: translateY(-3px);
        box-shadow: 0 6px 14px rgba(200,16,46,0.25);
    }
    .not-found-box {
        text-align: center;
        padding: 60px 30px 40px;
    }
    .not-found-icon {
        width: 90px;
        height: 90px;
        margin: 0 auto 24px;
        background: var(--primary-light);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 36px;
        color: var(--primary);
        animation: pulseIcon 2s infinite ease-in-out;
    }
    @keyframes pulseIcon {
        0%, 100% { transform: scale(1); opacity: 1; }
        50% { transform: scale(1.06); opacity: 0.85; }
    }
    .not-found-box h2 {
        font-size: 28px;
        margin-bottom: 12px;
        color: var(--dark);
    }
    .not-found-box p {
        color: var(--text-muted);
        margin-bottom: 28px;
        font-size: 15px;
    }

    /* ===== 侧边栏 ===== */
    .article-sidebar .sidebar-widget {
        background: #fff;
        border-radius: var(--radius);
        border: 1px solid var(--border);
        box-shadow: var(--shadow);
        padding: 26px;
        margin-bottom: 24px;
        transition: var(--transition);
    }
    .sidebar-widget:hover {
        box-shadow: var(--shadow-lg);
    }
    .widget-title {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 17px;
        font-weight: 700;
        color: var(--dark);
        padding-bottom: 14px;
        margin-bottom: 20px;
        border-bottom: 2px solid var(--primary);
        position: relative;
    }
    .widget-title i {
        color: var(--primary);
        font-size: 16px;
    }
    .widget-about .widget-logo {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 20px;
        font-weight: 800;
        color: var(--dark);
        margin-bottom: 14px;
    }
    .widget-about .widget-logo i {
        color: var(--primary);
    }
    .widget-text {
        font-size: 14px;
        color: var(--text-muted);
        line-height: 1.7;
        margin-bottom: 16px;
    }
    .category-list {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .category-list li {
        margin-bottom: 10px;
    }
    .category-list li:last-child { margin-bottom: 0; }
    .category-list a {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 12px 16px;
        background: var(--bg);
        border: 1px solid var(--border);
        border-radius: 12px;
        color: var(--text);
        text-decoration: none;
        font-size: 15px;
        font-weight: 500;
        transition: var(--transition);
    }
    .category-list a:hover {
        background: var(--primary-light);
        border-color: rgba(200,16,46,0.25);
        color: var(--primary);
        transform: translateX(4px);
    }
    .category-list a i:first-child {
        color: var(--primary);
        width: 20px;
        text-align: center;
    }
    .category-list a .arrow {
        margin-left: auto;
        font-size: 12px;
        color: var(--text-muted);
        transition: transform .3s;
    }
    .category-list a:hover .arrow {
        transform: translateX(4px);
        color: var(--primary);
    }
    .latest-list {
        list-style: none;
        margin: 0;
        padding: 0;
    }
    .latest-list li {
        border-bottom: 1px dashed var(--border);
        padding: 13px 0;
    }
    .latest-list li:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }
    .latest-list a {
        display: block;
        text-decoration: none;
        transition: var(--transition);
    }
    .latest-list .latest-title {
        display: block;
        font-size: 14px;
        font-weight: 500;
        color: var(--text);
        line-height: 1.5;
        margin-bottom: 6px;
        transition: color .3s;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .latest-list a:hover .latest-title {
        color: var(--primary);
    }
    .latest-list .latest-meta {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 12px;
        color: var(--text-muted);
    }
    .latest-list .latest-cat {
        background: var(--bg);
        color: var(--text-muted);
        padding: 3px 10px;
        border-radius: 30px;
        font-size: 11px;
        border: 1px solid var(--border);
    }
    .widget-empty {
        font-size: 14px;
        color: var(--text-muted);
        text-align: center;
        padding: 20px 0;
    }

    /* ===== 相关推荐 ===== */
    .related-section {
        background: #fff;
        padding: 80px 0;
        border-top: 1px solid var(--border);
    }
    .section-head {
        text-align: center;
        margin-bottom: 44px;
    }
    .head-subtitle {
        display: inline-block;
        font-size: 13px;
        font-weight: 600;
        letter-spacing: 0.12em;
        color: var(--primary);
        text-transform: uppercase;
        margin-bottom: 8px;
    }
    .section-title {
        font-size: clamp(24px, 3vw, 34px);
        font-weight: 800;
        margin-bottom: 12px;
        position: relative;
    }
    .section-title::after {
        content: '';
        display: block;
        width: 50px;
        height: 4px;
        background: linear-gradient(90deg, var(--primary), var(--accent));
        border-radius: 3px;
        margin: 14px auto 0;
    }
    .section-desc {
        color: var(--text-muted);
        font-size: 15px;
        max-width: 560px;
        margin: 14px auto 0;
    }
    .related-card {
        display: block;
        background: #fff;
        border-radius: var(--radius-sm);
        border: 1px solid var(--border);
        overflow: hidden;
        text-decoration: none;
        transition: var(--transition);
        height: 100%;
        box-shadow: 0 2px 10px rgba(13,27,42,0.04);
    }
    .related-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
        border-color: rgba(200,16,46,0.18);
    }
    .related-card-img {
        position: relative;
        height: 185px;
        overflow: hidden;
        background: var(--dark);
    }
    .related-card-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .5s ease;
    }
    .related-card:hover .related-card-img img {
        transform: scale(1.06);
    }
    .related-cat {
        position: absolute;
        top: 14px;
        left: 14px;
        background: rgba(200,16,46,0.92);
        color: #fff;
        font-size: 12px;
        font-weight: 600;
        padding: 5px 14px;
        border-radius: 40px;
        backdrop-filter: blur(4px);
        box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    }
    .related-card-body {
        padding: 20px 20px 24px;
    }
    .related-card-body h3 {
        font-size: 16px;
        font-weight: 600;
        line-height: 1.5;
        margin-bottom: 10px;
        color: var(--dark);
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        transition: color .3s;
        min-height: 48px;
    }
    .related-card:hover .related-card-body h3 {
        color: var(--primary);
    }
    .related-card-body p {
        font-size: 13px;
        color: var(--text-muted);
        line-height: 1.6;
        margin-bottom: 16px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        min-height: 42px;
    }
    .related-meta {
        font-size: 12px;
        color: var(--text-muted);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .related-meta i { color: var(--accent); }

    /* ===== FAQ ===== */
    .faq-section {
        background: var(--bg);
        padding: 80px 0 70px;
    }
    .faq-section .head-subtitle { color: var(--primary); }
    .faq-accordion .accordion-item {
        background: #fff;
        border: 1px solid var(--border) !important;
        border-radius: var(--radius-sm) !important;
        margin-bottom: 12px;
        overflow: hidden;
        box-shadow: 0 2px 8px rgba(13,27,42,0.04);
        transition: box-shadow .3s;
    }
    .faq-accordion .accordion-item:hover {
        box-shadow: 0 6px 18px rgba(13,27,42,0.08);
    }
    .faq-accordion .accordion-button {
        font-weight: 600;
        color: var(--dark);
        background: #fff;
        padding: 18px 22px;
        font-size: 15px;
        box-shadow: none;
        gap: 10px;
        border-radius: var(--radius-sm) !important;
    }
    .faq-accordion .accordion-button i {
        color: var(--primary);
        font-size: 16px;
        flex-shrink: 0;
    }
    .faq-accordion .accordion-button:not(.collapsed) {
        background: var(--primary-light);
        color: var(--primary-dark);
        box-shadow: none;
    }
    .faq-accordion .accordion-button:focus {
        box-shadow: 0 0 0 3px rgba(200,16,46,0.12);
        border-color: var(--primary);
    }
    .faq-accordion .accordion-button::after {
        filter: none;
        color: var(--primary);
    }
    .faq-accordion .accordion-body {
        padding: 16px 22px 20px;
        font-size: 14px;
        line-height: 1.75;
        color: var(--text-muted);
        background: #fff;
        border-top: 1px solid rgba(200,16,46,0.08);
    }

    /* ===== CTA ===== */
    .cta-section {
        background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 50%, var(--primary-dark) 130%);
        color: #fff;
        padding: 80px 0;
        position: relative;
        overflow: hidden;
    }
    .cta-section::before {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        width: 500px;
        height: 500px;
        background: radial-gradient(circle, rgba(212,168,83,0.12) 0%, transparent 70%);
        pointer-events: none;
    }
    .cta-section::after {
        content: '';
        position: absolute;
        bottom: -60px;
        left: -60px;
        width: 300px;
        height: 300px;
        border: 1px solid rgba(255,255,255,0.06);
        border-radius: 50%;
        pointer-events: none;
    }
    .cta-box {
        text-align: center;
        position: relative;
        z-index: 2;
        max-width: 720px;
        margin: 0 auto;
    }
    .cta-box h2 {
        color: #fff;
        font-size: 30px;
        font-weight: 800;
        margin-bottom: 16px;
    }
    .cta-box h2 i { color: var(--accent); margin-right: 10px; }
    .cta-box p {
        color: rgba(255,255,255,0.75);
        font-size: 15px;
        margin-bottom: 30px;
        line-height: 1.7;
    }
    .cta-buttons {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 16px;
    }

    /* ===== 页脚 ===== */
    .site-footer {
        background: #0B1622;
        color: #fff;
        padding: 64px 0 24px;
    }
    .footer-brand {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 22px;
        font-weight: 800;
        color: #fff;
        margin-bottom: 16px;
    }
    .footer-brand i {
        color: var(--primary);
    }
    .footer-desc {
        color: rgba(255,255,255,0.6);
        font-size: 14px;
        line-height: 1.7;
        margin-bottom: 12px;
    }
    .site-footer h4 {
        color: #fff;
        font-size: 16px;
        font-weight: 600;
        margin-bottom: 18px;
        position: relative;
        padding-bottom: 10px;
    }
    .site-footer h4::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 26px;
        height: 3px;
        background: var(--primary);
        border-radius: 2px;
    }
    .footer-links {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .footer-links li {
        margin-bottom: 10px;
    }
    .footer-links a {
        color: rgba(255,255,255,0.65);
        text-decoration: none;
        font-size: 14px;
        transition: var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .footer-links a:hover {
        color: var(--accent);
        transform: translateX(4px);
    }
    .footer-links a::before {
        content: '›';
        color: var(--primary);
        font-size: 15px;
        font-weight: 700;
    }
    .footer-contact {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .footer-contact li {
        display: flex;
        align-items: center;
        gap: 12px;
        color: rgba(255,255,255,0.65);
        font-size: 14px;
        margin-bottom: 14px;
        line-height: 1.5;
    }
    .footer-contact i {
        color: var(--accent);
        width: 18px;
        text-align: center;
        flex-shrink: 0;
    }
    .footer-bottom {
        border-top: 1px solid rgba(255,255,255,0.08);
        margin-top: 48px;
        padding-top: 24px;
        text-align: center;
    }
    .footer-bottom p {
        color: rgba(255,255,255,0.4);
        font-size: 13px;
        margin: 0;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1200px) {
        .container { max-width: 100%; padding-left: 24px; padding-right: 24px; }
    }
    @media (max-width: 992px) {
        .nav-toggle { display: flex; }
        .nav-links {
            display: none;
            position: absolute;
            top: calc(100% + 12px);
            left: 50%;
            transform: translateX(-50%);
            width: min(460px, calc(100vw - 60px));
            background: #fff;
            border-radius: 18px;
            box-shadow: var(--shadow-lg);
            padding: 16px;
            flex-direction: column;
            align-items: stretch;
            gap: 4px;
            border: 1px solid rgba(255,255,255,0.8);
        }
        .nav-links.open { display: flex; }
        .nav-links a {
            padding: 13px 18px;
            text-align: center;
            font-size: 15px;
        }
        .nav-links a.nav-cta {
            margin: 8px 0 0;
            text-align: center;
        }
        .article-body-section { padding: 44px 0 56px; }
        .article-card { padding: 28px; }
        .page-hero { padding: 88px 0 60px; }
    }
    @media (max-width: 768px) {
        body { padding-top: 12px; }
        .site-header { top: 12px; padding: 0 12px; }
        .brand { font-size: 18px; }
        .article-card { padding: 24px 20px; }
        .article-cover { max-height: 260px; }
        .page-hero h1 { font-size: 26px; }
        .article-footer-info { flex-direction: column; align-items: flex-start; }
        .related-section { padding: 56px 0; }
        .faq-section { padding: 56px 0; }
        .cta-section { padding: 56px 0; }
        .site-footer { padding: 48px 0 20px; }
        .footer-bottom { margin-top: 32px; }
    }
    @media (max-width: 576px) {
        .page-hero { padding: 64px 0 48px; }
        .page-hero .site-breadcrumb-wrap { margin-bottom: 28px; }
        .site-breadcrumb { font-size: 13px; gap: 6px; }
        .hero-meta { gap: 14px; font-size: 13px; }
        .article-card { padding: 20px 16px; border-radius: 12px; }
        .sidebar-widget { padding: 20px 18px; }
        .section-title { font-size: 22px; }
        .cta-box h2 { font-size: 24px; }
        .nav-container { padding: 8px 16px; border-radius: 40px; }
        .brand { font-size: 17px; }
        .nav-links a { font-size: 14px; padding: 11px 14px; }
    }
    @media (max-width: 400px) {
        .nav-container { gap: 10px; }
        .brand i { font-size: 16px; }
        .brand { font-size: 16px; }
    }