/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0b1a30;
            --primary-light: #132b4a;
            --primary-dark: #070f1c;
            --accent: #d4a843;
            --accent-light: #e8c56a;
            --accent-dark: #b8922e;
            --bg-body: #f5f7fa;
            --bg-card: #ffffff;
            --bg-dark: #0b1a30;
            --bg-section-alt: #eef1f6;
            --text-heading: #0b1a30;
            --text-body: #2d3a4f;
            --text-muted: #7a879a;
            --text-inverse: #f0f2f5;
            --border-light: #e2e6ed;
            --border-card: #eaeef3;
            --shadow-sm: 0 2px 8px rgba(11, 26, 48, 0.06);
            --shadow-md: 0 8px 28px rgba(11, 26, 48, 0.08);
            --shadow-lg: 0 18px 48px rgba(11, 26, 48, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --transition: all 0.25s cubic-bezier(0.2, 0, 0, 1);
            --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-base);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-body);
            background: var(--bg-body);
        }

        a {
            color: var(--accent);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-dark);
        }
        a:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        ul,
        ol {
            list-style: none;
        }

        /* ===== 容器 ===== */
        .container-custom {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            background: var(--primary);
            border-bottom: 1px solid rgba(212, 168, 67, 0.15);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: 0 2px 20px rgba(11, 26, 48, 0.5);
            backdrop-filter: blur(4px);
        }

        .site-header .navbar {
            padding: 0;
            min-height: 70px;
        }

        .site-header .navbar-brand {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 1px;
            padding: 10px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .site-header .navbar-brand i {
            font-size: 1.7rem;
            color: var(--accent-light);
        }
        .site-header .navbar-brand:hover {
            color: var(--accent-light);
        }

        /* 搜索框 — 导航视觉中心 */
        .nav-search-wrap {
            flex: 0 1 420px;
            margin: 0 24px;
            position: relative;
        }
        .nav-search-wrap .form-control {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(212, 168, 67, 0.20);
            border-radius: 50px;
            color: #fff;
            padding: 10px 20px 10px 46px;
            font-size: 0.95rem;
            transition: var(--transition);
            backdrop-filter: blur(4px);
        }
        .nav-search-wrap .form-control::placeholder {
            color: rgba(255, 255, 255, 0.5);
            font-weight: 300;
        }
        .nav-search-wrap .form-control:focus {
            background: rgba(255, 255, 255, 0.14);
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(212, 168, 67, 0.15);
            color: #fff;
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            left: 18px;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(255, 255, 255, 0.5);
            font-size: 1rem;
            pointer-events: none;
        }

        .site-header .nav-link {
            color: rgba(255, 255, 255, 0.75) !important;
            font-weight: 500;
            padding: 8px 18px !important;
            border-radius: 50px;
            transition: var(--transition);
            font-size: 0.95rem;
            position: relative;
        }
        .site-header .nav-link:hover,
        .site-header .nav-link.active {
            color: var(--accent) !important;
            background: rgba(212, 168, 67, 0.08);
        }
        .site-header .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 4px;
        }

        .navbar-toggler {
            border: 1px solid rgba(212, 168, 67, 0.25);
            padding: 6px 10px;
            border-radius: 8px;
            color: var(--accent);
            background: transparent;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(212, 168, 67, 0.2);
        }
        .navbar-toggler i {
            font-size: 1.3rem;
        }

        @media (max-width: 991.98px) {
            .nav-search-wrap {
                flex: 1 1 100%;
                margin: 8px 0 12px 0;
                order: 3;
            }
            .site-header .navbar-collapse {
                padding-bottom: 12px;
            }
            .site-header .nav-link {
                padding: 10px 16px !important;
            }
            .site-header .nav-link.active::after {
                display: none;
            }
        }
        @media (max-width: 575.98px) {
            .site-header .navbar-brand {
                font-size: 1.2rem;
            }
            .site-header .navbar-brand i {
                font-size: 1.3rem;
            }
            .nav-search-wrap .form-control {
                font-size: 0.85rem;
                padding: 8px 16px 8px 40px;
            }
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            min-height: 92vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--primary-dark);
            overflow: hidden;
        }
        .hero-section .hero-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.55;
            transform: scale(1.05);
            transition: transform 8s ease;
            animation: heroZoom 20s infinite alternate;
        }
        @keyframes heroZoom {
            0% {
                transform: scale(1.05);
            }
            100% {
                transform: scale(1.15);
            }
        }
        .hero-section .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 26, 48, 0.88) 0%, rgba(11, 26, 48, 0.60) 50%, rgba(11, 26, 48, 0.85) 100%);
        }
        .hero-section .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 900px;
            padding: 40px 24px;
        }
        .hero-section .hero-badge {
            display: inline-block;
            background: rgba(212, 168, 67, 0.15);
            border: 1px solid rgba(212, 168, 67, 0.25);
            color: var(--accent-light);
            padding: 6px 22px;
            border-radius: 50px;
            font-size: 0.85rem;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }
        .hero-section .hero-title {
            font-size: clamp(2.6rem, 7vw, 4.8rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.12;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
        }
        .hero-section .hero-title span {
            color: var(--accent);
        }
        .hero-section .hero-sub {
            font-size: clamp(1.05rem, 2vw, 1.35rem);
            color: rgba(255, 255, 255, 0.7);
            max-width: 700px;
            margin: 0 auto 36px;
            line-height: 1.6;
            font-weight: 300;
        }
        .hero-section .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
        }
        .hero-section .btn-hero-primary {
            background: var(--accent);
            color: var(--primary-dark);
            border: none;
            padding: 14px 42px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            transition: var(--transition);
            box-shadow: 0 8px 28px rgba(212, 168, 67, 0.3);
        }
        .hero-section .btn-hero-primary:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 12px 36px rgba(212, 168, 67, 0.4);
            color: var(--primary-dark);
        }
        .hero-section .btn-hero-secondary {
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.15);
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.05rem;
            transition: var(--transition);
            backdrop-filter: blur(4px);
        }
        .hero-section .btn-hero-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: var(--accent);
            color: var(--accent-light);
        }

        .hero-stats-row {
            position: relative;
            z-index: 2;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 40px 60px;
            margin-top: 56px;
            padding-top: 36px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .hero-stats-row .stat-item {
            text-align: center;
        }
        .hero-stats-row .stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .hero-stats-row .stat-num small {
            font-size: 1rem;
            font-weight: 400;
            color: var(--accent);
        }
        .hero-stats-row .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            letter-spacing: 1px;
            margin-top: 2px;
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: 70vh;
            }
            .hero-stats-row {
                gap: 24px 40px;
                margin-top: 36px;
                padding-top: 24px;
            }
            .hero-stats-row .stat-num {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 520px) {
            .hero-section .hero-title {
                font-size: 2rem;
            }
            .hero-section .btn-hero-primary,
            .hero-section .btn-hero-secondary {
                padding: 12px 28px;
                font-size: 0.95rem;
                width: 100%;
            }
        }

        /* ===== 通用板块标题 ===== */
        .section-title {
            font-size: clamp(1.8rem, 3.2vw, 2.6rem);
            font-weight: 700;
            color: var(--text-heading);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 48px;
            line-height: 1.6;
        }
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header .section-badge {
            display: inline-block;
            background: rgba(212, 168, 67, 0.12);
            color: var(--accent-dark);
            padding: 4px 18px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }

        /* ===== 卡片 ===== */
        .card-modern {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
            height: 100%;
        }
        .card-modern:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(212, 168, 67, 0.2);
        }
        .card-modern .card-img-wrap {
            overflow: hidden;
            position: relative;
            aspect-ratio: 16 / 10;
        }
        .card-modern .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .card-modern:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .card-modern .card-img-wrap .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 3px 14px;
            border-radius: 50px;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }
        .card-modern .card-body {
            padding: 20px 22px 24px;
        }
        .card-modern .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card-modern .card-text {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .card-modern .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .card-modern .card-meta i {
            margin-right: 4px;
        }

        /* ===== 特色 / 亮点卡 ===== */
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 32px 28px;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
            height: 100%;
            text-align: center;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(212, 168, 67, 0.2);
        }
        .feature-card .feat-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 18px;
            background: rgba(212, 168, 67, 0.08);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--accent);
            transition: var(--transition);
        }
        .feature-card:hover .feat-icon {
            background: var(--accent);
            color: var(--primary-dark);
        }
        .feature-card .feat-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 8px;
        }
        .feature-card .feat-desc {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== 分类入口卡 ===== */
        .category-card {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            height: 260px;
            display: flex;
            align-items: flex-end;
            background: var(--primary-dark);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            cursor: pointer;
        }
        .category-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .category-card .cat-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.55;
            transition: transform 0.5s ease;
        }
        .category-card:hover .cat-bg {
            transform: scale(1.06);
        }
        .category-card .cat-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(11, 26, 48, 0.92) 0%, rgba(11, 26, 48, 0.2) 70%, transparent 100%);
        }
        .category-card .cat-body {
            position: relative;
            z-index: 2;
            padding: 28px 24px;
            width: 100%;
        }
        .category-card .cat-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 4px;
        }
        .category-card .cat-count {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
        }
        .category-card .cat-arrow {
            position: absolute;
            top: 24px;
            right: 24px;
            z-index: 3;
            width: 40px;
            height: 40px;
            background: rgba(212, 168, 67, 0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 1.1rem;
            backdrop-filter: blur(4px);
            transition: var(--transition);
        }
        .category-card:hover .cat-arrow {
            background: var(--accent);
            color: var(--primary-dark);
        }

        /* ===== 统计数字 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-block {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .stat-block:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .stat-block .stat-icon {
            font-size: 1.8rem;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .stat-block .stat-number {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-heading);
            line-height: 1.2;
        }
        .stat-block .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-block .stat-number {
                font-size: 1.7rem;
            }
        }
        @media (max-width: 420px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-block {
                padding: 18px 12px;
            }
        }

        /* ===== 流程步骤 ===== */
        .step-card {
            text-align: center;
            padding: 24px 16px;
            position: relative;
        }
        .step-card .step-num {
            width: 52px;
            height: 52px;
            background: var(--accent);
            color: var(--primary-dark);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 800;
            margin: 0 auto 16px;
            transition: var(--transition);
        }
        .step-card:hover .step-num {
            transform: scale(1.1);
            box-shadow: 0 8px 24px rgba(212, 168, 67, 0.3);
        }
        .step-card .step-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 6px;
        }
        .step-card .step-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.5;
            max-width: 240px;
            margin: 0 auto;
        }
        .step-connector {
            display: none;
        }
        @media (min-width: 768px) {
            .step-connector {
                display: flex;
                align-items: center;
                justify-content: center;
                color: var(--border-light);
                font-size: 1.4rem;
            }
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(212, 168, 67, 0.2);
        }
        .faq-item .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            color: var(--text-heading);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-size: 1rem;
            transition: var(--transition);
        }
        .faq-item .faq-question:hover {
            color: var(--accent-dark);
        }
        .faq-item .faq-question::after {
            content: '\f107';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 1.1rem;
            color: var(--text-muted);
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-item .faq-question[aria-expanded="true"]::after {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-item .faq-answer {
            padding: 0 24px 18px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary);
            position: relative;
            overflow: hidden;
        }
        .cta-section .cta-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.12;
        }
        .cta-section .cta-content {
            position: relative;
            z-index: 2;
            padding: 72px 24px;
            text-align: center;
        }
        .cta-section .cta-title {
            font-size: clamp(1.8rem, 3vw, 2.6rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section .cta-text {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.6);
            max-width: 600px;
            margin: 0 auto 32px;
        }
        .cta-section .btn-cta {
            background: var(--accent);
            color: var(--primary-dark);
            border: none;
            padding: 14px 48px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.05rem;
            transition: var(--transition);
            box-shadow: 0 8px 28px rgba(212, 168, 67, 0.25);
        }
        .cta-section .btn-cta:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 12px 36px rgba(212, 168, 67, 0.35);
            color: var(--primary-dark);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.6);
            padding: 52px 0 28px;
            border-top: 1px solid rgba(212, 168, 67, 0.06);
        }
        .site-footer .footer-brand {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .site-footer .footer-brand i {
            color: var(--accent-light);
        }
        .site-footer .footer-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.4);
            max-width: 320px;
            line-height: 1.7;
        }
        .site-footer .footer-heading {
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .site-footer .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .site-footer .footer-divider {
            border-color: rgba(255, 255, 255, 0.06);
            margin: 28px 0 20px;
        }
        .site-footer .footer-copy {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.3);
            text-align: center;
        }
        .site-footer .footer-copy a {
            color: rgba(212, 168, 67, 0.6);
        }
        .site-footer .footer-copy a:hover {
            color: var(--accent);
        }

        @media (max-width: 768px) {
            .site-footer {
                padding: 36px 0 20px;
            }
            .site-footer .footer-brand {
                justify-content: center;
            }
            .site-footer .footer-desc {
                text-align: center;
                margin: 0 auto 24px;
            }
            .site-footer .footer-heading {
                text-align: center;
                margin-top: 16px;
            }
            .site-footer .footer-links {
                align-items: center;
            }
        }

        /* ===== 板块间距 ===== */
        .section-padding {
            padding: 80px 0;
        }
        .section-padding-sm {
            padding: 56px 0;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 48px 0;
            }
            .section-padding-sm {
                padding: 36px 0;
            }
        }

        /* ===== 背景变体 ===== */
        .bg-alt {
            background: var(--bg-section-alt);
        }
        .bg-dark-section {
            background: var(--bg-dark);
            color: var(--text-inverse);
        }
        .bg-dark-section .section-title {
            color: #fff;
        }
        .bg-dark-section .section-subtitle {
            color: rgba(255, 255, 255, 0.5);
        }

        /* ===== 按钮通用 ===== */
        .btn-outline-accent {
            background: transparent;
            border: 1.5px solid var(--accent);
            color: var(--accent);
            padding: 10px 28px;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-outline-accent:hover {
            background: var(--accent);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }

        /* ===== 内容列表（CMS） ===== */
        .content-list-item {
            display: flex;
            gap: 18px;
            padding: 18px 0;
            border-bottom: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .content-list-item:hover {
            padding-left: 8px;
        }
        .content-list-item:last-child {
            border-bottom: none;
        }
        .content-list-item .cli-thumb {
            width: 100px;
            height: 72px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--border-light);
        }
        .content-list-item .cli-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .content-list-item .cli-info {
            flex: 1;
            min-width: 0;
        }
        .content-list-item .cli-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-heading);
            margin-bottom: 4px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .content-list-item .cli-title a {
            color: inherit;
        }
        .content-list-item .cli-title a:hover {
            color: var(--accent);
        }
        .content-list-item .cli-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .content-list-item .cli-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ===== 空状态 ===== */
        .empty-state {
            text-align: center;
            padding: 48px 24px;
            color: var(--text-muted);
        }
        .empty-state i {
            font-size: 3rem;
            color: var(--border-light);
            margin-bottom: 16px;
        }
        .empty-state p {
            font-size: 1rem;
        }

        /* ===== 响应式微调 ===== */
        @media (max-width: 991.98px) {
            .category-card {
                height: 200px;
            }
            .category-card .cat-title {
                font-size: 1.2rem;
            }
        }
        @media (max-width: 575.98px) {
            .section-title {
                font-size: 1.5rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 28px;
            }
            .card-modern .card-body {
                padding: 16px 18px 20px;
            }
            .content-list-item .cli-thumb {
                width: 72px;
                height: 56px;
            }
            .content-list-item .cli-title {
                font-size: 0.9rem;
            }
            .feature-card {
                padding: 24px 18px;
            }
            .step-card .step-desc {
                max-width: 100%;
            }
        }

        /* ===== 可访问性 ===== */
        .visually-hidden:not(:focus):not(:active) {
            position: absolute;
            width: 1px;
            height: 1px;
            margin: -1px;
            padding: 0;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* ===== 滚动渐入 ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --clr-primary: #e63946;
            --clr-primary-dark: #c1121f;
            --clr-primary-light: #ff6b6b;
            --clr-accent: #f4a261;
            --clr-accent-dark: #e07c3c;
            --clr-bg: #f8f9fa;
            --clr-bg-alt: #1a1a2e;
            --clr-bg-card: #ffffff;
            --clr-text: #1d1d1f;
            --clr-text-secondary: #6c757d;
            --clr-text-light: #f8f9fa;
            --clr-border: #e9ecef;
            --clr-border-light: rgba(255, 255, 255, 0.15);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.12);
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --font-base: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            --spacer-section: 5rem;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-base);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--clr-text);
            background: var(--clr-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--clr-primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--clr-primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-top: 0;
            margin-bottom: 0.5rem;
            color: var(--clr-text);
        }
        p {
            margin-top: 0;
            margin-bottom: 1rem;
        }

        /* ===== Container ===== */
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 1rem;
            }
        }

        /* ===== Header / Nav ===== */
        .site-header {
            background: var(--clr-bg-alt);
            padding: 0.6rem 0;
            border-bottom: 3px solid var(--clr-primary);
            box-shadow: var(--shadow-md);
            position: sticky;
            top: 0;
            z-index: 1050;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .site-header .navbar {
            padding: 0;
        }
        .site-header .navbar-brand {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--clr-text-light) !important;
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .site-header .navbar-brand i {
            color: var(--clr-primary);
            font-size: 1.8rem;
        }
        .site-header .navbar-brand:hover i {
            transform: scale(1.1) rotate(-5deg);
        }
        .nav-search-wrap {
            flex: 1;
            max-width: 360px;
            position: relative;
            margin: 0 1.5rem;
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--clr-text-secondary);
            font-size: 1rem;
            pointer-events: none;
            z-index: 2;
        }
        .nav-search-wrap .form-control {
            padding-left: 42px;
            padding-right: 16px;
            height: 44px;
            border-radius: 40px;
            border: 2px solid var(--clr-border-light);
            background: rgba(255, 255, 255, 0.10);
            color: var(--clr-text-light);
            font-size: 0.95rem;
            transition: var(--transition);
            backdrop-filter: blur(4px);
        }
        .nav-search-wrap .form-control::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }
        .nav-search-wrap .form-control:focus {
            background: rgba(255, 255, 255, 0.18);
            border-color: var(--clr-primary-light);
            box-shadow: 0 0 0 4px rgba(230, 57, 70, 0.25);
            color: #fff;
        }
        .site-header .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.78) !important;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.5rem 1rem;
            border-radius: 40px;
            transition: var(--transition);
            position: relative;
        }
        .site-header .navbar-nav .nav-link:hover,
        .site-header .navbar-nav .nav-link:focus {
            color: #fff !important;
            background: rgba(255, 255, 255, 0.10);
        }
        .site-header .navbar-nav .nav-link.active {
            color: #fff !important;
            background: var(--clr-primary);
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.35);
        }
        .navbar-toggler {
            border: none;
            color: var(--clr-text-light);
            font-size: 1.5rem;
            padding: 0.25rem 0.5rem;
        }
        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--clr-primary-light);
        }
        @media (max-width: 991.98px) {
            .nav-search-wrap {
                max-width: 100%;
                margin: 0.75rem 0 0.5rem;
                order: 3;
                flex-basis: 100%;
            }
            .site-header .navbar-nav .nav-link {
                padding: 0.6rem 1.2rem;
                border-radius: var(--radius-sm);
            }
        }
        @media (max-width: 576px) {
            .site-header .navbar-brand {
                font-size: 1.3rem;
            }
            .site-header .navbar-brand i {
                font-size: 1.4rem;
            }
            .nav-search-wrap .form-control {
                height: 40px;
                font-size: 0.88rem;
            }
        }

        /* ===== Hero / Banner 内页 ===== */
        .page-banner {
            background: var(--clr-bg-alt);
            position: relative;
            overflow: hidden;
            padding: 3.5rem 0 3rem;
            min-height: 260px;
            display: flex;
            align-items: center;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.20;
            z-index: 0;
        }
        .page-banner .container-custom {
            position: relative;
            z-index: 1;
        }
        .page-banner h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--clr-text-light);
            margin-bottom: 0.75rem;
            letter-spacing: -0.5px;
        }
        .page-banner .breadcrumb {
            background: transparent;
            padding: 0;
            margin: 0;
        }
        .page-banner .breadcrumb-item {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.95rem;
        }
        .page-banner .breadcrumb-item a {
            color: var(--clr-accent);
        }
        .page-banner .breadcrumb-item a:hover {
            color: var(--clr-primary-light);
        }
        .page-banner .breadcrumb-item+.breadcrumb-item::before {
            color: rgba(255, 255, 255, 0.4);
        }
        .page-banner .meta-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: var(--clr-primary);
            color: #fff;
            padding: 0.3rem 1rem;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 1rem;
        }
        @media (max-width: 768px) {
            .page-banner {
                min-height: 200px;
                padding: 2.5rem 0 2rem;
            }
            .page-banner h1 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 576px) {
            .page-banner h1 {
                font-size: 1.5rem;
            }
        }

        /* ===== Main Content ===== */
        .article-main {
            padding: var(--spacer-section) 0;
        }
        .article-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: var(--transition);
        }
        .article-card:hover {
            box-shadow: var(--shadow-md);
        }
        .article-card .card-body {
            padding: 2.5rem;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
            align-items: center;
            margin-bottom: 1.8rem;
            padding-bottom: 1.2rem;
            border-bottom: 2px solid var(--clr-border);
            color: var(--clr-text-secondary);
            font-size: 0.9rem;
        }
        .article-meta .badge-cat {
            background: var(--clr-accent);
            color: #fff;
            font-weight: 600;
            padding: 0.3rem 1rem;
            border-radius: 40px;
            font-size: 0.85rem;
        }
        .article-meta i {
            margin-right: 0.3rem;
            color: var(--clr-primary);
        }
        .article-body {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--clr-text);
        }
        .article-body h2,
        .article-body h3 {
            margin-top: 2rem;
            margin-bottom: 1rem;
            font-weight: 700;
        }
        .article-body h2 {
            font-size: 1.6rem;
            border-left: 5px solid var(--clr-primary);
            padding-left: 1rem;
        }
        .article-body h3 {
            font-size: 1.25rem;
        }
        .article-body p {
            margin-bottom: 1.2rem;
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 1.2rem;
            padding-left: 1.6rem;
        }
        .article-body li {
            margin-bottom: 0.4rem;
        }
        .article-body img {
            border-radius: var(--radius-md);
            margin: 1.5rem auto;
            box-shadow: var(--shadow-sm);
        }
        .article-body blockquote {
            background: var(--clr-bg);
            border-left: 5px solid var(--clr-primary);
            padding: 1.2rem 1.8rem;
            margin: 1.5rem 0;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            font-style: italic;
            color: var(--clr-text-secondary);
        }
        .article-body a {
            font-weight: 600;
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-body a:hover {
            color: var(--clr-primary-dark);
        }
        .article-not-found {
            text-align: center;
            padding: 4rem 2rem;
        }
        .article-not-found i {
            font-size: 4rem;
            color: var(--clr-primary-light);
            margin-bottom: 1.5rem;
            display: block;
        }
        .article-not-found h2 {
            font-size: 1.8rem;
            margin-bottom: 1rem;
        }
        .article-not-found p {
            color: var(--clr-text-secondary);
            margin-bottom: 1.5rem;
        }
        .article-not-found .btn-home {
            background: var(--clr-primary);
            color: #fff;
            padding: 0.7rem 2.2rem;
            border-radius: 40px;
            font-weight: 600;
            border: none;
            transition: var(--transition);
        }
        .article-not-found .btn-home:hover {
            background: var(--clr-primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(230, 57, 70, 0.35);
        }
        @media (max-width: 768px) {
            .article-card .card-body {
                padding: 1.5rem;
            }
            .article-body {
                font-size: 0.98rem;
            }
            .article-body h2 {
                font-size: 1.35rem;
            }
            .article-meta {
                gap: 0.8rem;
                font-size: 0.82rem;
            }
        }
        @media (max-width: 576px) {
            .article-card .card-body {
                padding: 1.2rem;
            }
            .article-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.5rem;
            }
        }

        /* ===== 相关文章 ===== */
        .related-section {
            margin-top: 3rem;
        }
        .related-section h3 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            position: relative;
            display: inline-block;
        }
        .related-section h3::after {
            content: '';
            display: block;
            width: 60px;
            height: 4px;
            background: var(--clr-primary);
            border-radius: 4px;
            margin-top: 6px;
        }
        .related-card {
            background: var(--clr-bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }
        .related-card .card-img-top {
            height: 180px;
            object-fit: cover;
            border-radius: 0;
        }
        .related-card .card-body {
            padding: 1.2rem 1.4rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card .card-title {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-text {
            font-size: 0.9rem;
            color: var(--clr-text-secondary);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0.8rem;
            flex: 1;
        }
        .related-card .card-footer {
            background: transparent;
            border-top: 1px solid var(--clr-border);
            padding: 0.8rem 1.4rem;
            font-size: 0.82rem;
            color: var(--clr-text-secondary);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .related-card .badge {
            background: var(--clr-accent);
            font-weight: 600;
            font-size: 0.75rem;
            padding: 0.25rem 0.8rem;
            border-radius: 40px;
        }
        @media (max-width: 768px) {
            .related-card .card-img-top {
                height: 140px;
            }
            .related-section h3 {
                font-size: 1.35rem;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--clr-bg-alt);
            color: rgba(255, 255, 255, 0.8);
            padding: 3.5rem 0 1.8rem;
            margin-top: auto;
        }
        .site-footer .footer-brand {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--clr-text-light);
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 0.8rem;
        }
        .site-footer .footer-brand i {
            color: var(--clr-primary);
        }
        .site-footer .footer-desc {
            font-size: 0.92rem;
            line-height: 1.7;
            opacity: 0.75;
            max-width: 360px;
        }
        .site-footer .footer-heading {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--clr-text-light);
            margin-bottom: 1rem;
            position: relative;
            padding-bottom: 0.5rem;
        }
        .site-footer .footer-heading::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 3px;
            background: var(--clr-primary);
            border-radius: 4px;
        }
        .site-footer .footer-links {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
        }
        .site-footer .footer-links a:hover {
            color: var(--clr-primary-light);
            transform: translateX(4px);
        }
        .site-footer .footer-divider {
            border-color: rgba(255, 255, 255, 0.10);
            margin: 1.8rem 0 1.2rem;
        }
        .site-footer .footer-copy {
            text-align: center;
            font-size: 0.85rem;
            opacity: 0.6;
            letter-spacing: 0.3px;
        }
        @media (max-width: 768px) {
            .site-footer {
                padding: 2.5rem 0 1.2rem;
            }
            .site-footer .footer-brand {
                font-size: 1.3rem;
            }
            .site-footer .footer-desc {
                max-width: 100%;
            }
        }

        /* ===== 辅助工具 ===== */
        .text-primary-custom {
            color: var(--clr-primary) !important;
        }
        .bg-primary-custom {
            background: var(--clr-primary) !important;
        }
        .btn-primary-custom {
            background: var(--clr-primary);
            color: #fff;
            border: none;
            padding: 0.6rem 1.8rem;
            border-radius: 40px;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-primary-custom:hover {
            background: var(--clr-primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(230, 57, 70, 0.30);
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 0.5rem;
            letter-spacing: -0.3px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--clr-text-secondary);
            max-width: 640px;
            margin-bottom: 2rem;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.6rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
            }
        }

        /* ===== 文章页额外 ===== */
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-top: 1.5rem;
            padding-top: 1.2rem;
            border-top: 2px solid var(--clr-border);
        }
        .article-tags .tag {
            background: var(--clr-bg);
            color: var(--clr-text-secondary);
            padding: 0.25rem 1rem;
            border-radius: 40px;
            font-size: 0.82rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .article-tags .tag:hover {
            background: var(--clr-primary);
            color: #fff;
        }
        .article-share {
            display: flex;
            gap: 0.6rem;
            align-items: center;
            margin-top: 1.2rem;
        }
        .article-share span {
            font-size: 0.9rem;
            color: var(--clr-text-secondary);
            font-weight: 600;
        }
        .article-share a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--clr-bg);
            color: var(--clr-text-secondary);
            transition: var(--transition);
            font-size: 1rem;
        }
        .article-share a:hover {
            background: var(--clr-primary);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ===== 导航高亮修复 ===== */
        .site-header .navbar-nav .nav-link.active-page {
            color: #fff !important;
            background: var(--clr-primary);
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.35);
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1a2a6c;
            --primary-light: #2a3f8a;
            --primary-dark: #0f1b4a;
            --accent: #e63946;
            --accent-light: #ff5a67;
            --accent-dark: #c1232f;
            --gold: #f4a261;
            --gold-light: #ffd166;
            --bg-body: #f5f7fb;
            --bg-white: #ffffff;
            --bg-dark: #0f1b4a;
            --bg-card: #ffffff;
            --text-dark: #1a1a2e;
            --text-body: #2d3436;
            --text-light: #636e72;
            --text-white: #ffffff;
            --border-light: #e8ecf1;
            --border-card: #eef1f5;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --transition: 0.25s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', Roboto, 'Helvetica Neue', system-ui, sans-serif;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-body);
            color: var(--text-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            position: sticky;
            top: 0;
            z-index: 1050;
        }

        .site-header .navbar {
            padding: 12px 0;
        }

        .navbar-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary) !important;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .navbar-brand i {
            color: var(--accent);
            font-size: 1.3rem;
        }
        .navbar-brand:hover {
            color: var(--primary-dark) !important;
        }

        .nav-search-wrap {
            flex: 1 1 280px;
            max-width: 420px;
            position: relative;
            margin: 0 16px;
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            left: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-light);
            font-size: 0.95rem;
            pointer-events: none;
        }
        .nav-search-wrap .form-control {
            border-radius: 40px;
            border: 1.5px solid var(--border-light);
            padding: 10px 18px 10px 42px;
            font-size: 0.95rem;
            background: var(--bg-body);
            transition: var(--transition);
        }
        .nav-search-wrap .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(26, 42, 108, 0.12);
            background: var(--bg-white);
        }

        .navbar-nav .nav-link {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-body) !important;
            padding: 8px 16px !important;
            border-radius: 40px;
            transition: var(--transition);
            position: relative;
        }
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus {
            color: var(--primary) !important;
            background: rgba(26, 42, 108, 0.06);
        }
        .navbar-nav .nav-link.active {
            color: var(--bg-white) !important;
            background: var(--primary);
            box-shadow: 0 4px 12px rgba(26, 42, 108, 0.25);
        }
        .navbar-toggler {
            border: none;
            font-size: 1.4rem;
            color: var(--primary);
            padding: 4px 8px;
        }
        .navbar-toggler:focus {
            box-shadow: none;
        }

        /* ===== Hero Banner ===== */
        .category-hero {
            position: relative;
            background: var(--primary-dark) url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            min-height: 380px;
            display: flex;
            align-items: center;
            isolation: isolate;
            padding: 60px 0;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 27, 74, 0.82) 0%, rgba(26, 42, 108, 0.62) 100%);
            z-index: 0;
        }
        .category-hero .hero-content {
            position: relative;
            z-index: 1;
            color: var(--text-white);
            max-width: 780px;
        }
        .category-hero .hero-badge {
            display: inline-block;
            background: var(--accent);
            padding: 4px 18px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .category-hero h1 {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .category-hero p {
            font-size: 1.2rem;
            opacity: 0.9;
            margin-bottom: 24px;
            max-width: 640px;
        }
        .category-hero .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            margin-top: 20px;
        }
        .category-hero .hero-stat-item {
            display: flex;
            flex-direction: column;
        }
        .category-hero .hero-stat-item .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--gold-light);
        }
        .category-hero .hero-stat-item .label {
            font-size: 0.9rem;
            opacity: 0.75;
        }

        /* ===== 板块通用 ===== */
        .section-padding {
            padding: 80px 0;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 8px;
            letter-spacing: -0.3px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-light);
            margin-bottom: 40px;
            max-width: 600px;
        }
        .section-divider {
            width: 60px;
            height: 4px;
            background: var(--accent);
            border-radius: 4px;
            margin-bottom: 20px;
        }

        /* ===== 卡片 ===== */
        .card-modern {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition), box-shadow var(--transition);
            overflow: hidden;
        }
        .card-modern:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .card-modern .card-img-top {
            border-radius: var(--radius-md) var(--radius-md) 0 0;
            height: 200px;
            object-fit: cover;
            width: 100%;
        }
        .card-modern .card-body {
            padding: 20px 22px 24px;
        }
        .card-modern .card-title {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--text-dark);
            margin-bottom: 8px;
        }
        .card-modern .card-text {
            color: var(--text-light);
            font-size: 0.95rem;
            line-height: 1.6;
        }
        .card-modern .card-tag {
            display: inline-block;
            background: var(--bg-body);
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 2px 12px;
            border-radius: 40px;
            margin-bottom: 10px;
            border: 1px solid var(--border-light);
        }

        /* ===== 赛事分类入口 ===== */
        .sport-category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
            gap: 20px;
        }
        .sport-cat-card {
            background: var(--bg-white);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 28px 16px;
            text-align: center;
            transition: var(--transition);
            cursor: default;
        }
        .sport-cat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary);
        }
        .sport-cat-card .icon {
            font-size: 2.4rem;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .sport-cat-card .name {
            font-weight: 700;
            font-size: 1rem;
            color: var(--text-dark);
        }
        .sport-cat-card .count {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-top: 4px;
        }

        /* ===== 热门赛事卡片 ===== */
        .event-card {
            background: var(--bg-white);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 20px 22px;
            display: flex;
            align-items: center;
            gap: 16px;
            transition: var(--transition);
        }
        .event-card:hover {
            box-shadow: var(--shadow-sm);
            border-color: var(--primary-light);
        }
        .event-card .event-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--bg-body);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--primary);
            flex-shrink: 0;
        }
        .event-card .event-info {
            flex: 1;
        }
        .event-card .event-info .event-name {
            font-weight: 700;
            color: var(--text-dark);
            font-size: 1rem;
        }
        .event-card .event-info .event-meta {
            font-size: 0.85rem;
            color: var(--text-light);
        }
        .event-card .event-status {
            font-size: 0.85rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 40px;
            background: var(--bg-body);
            color: var(--text-light);
            white-space: nowrap;
        }
        .event-card .event-status.live {
            background: #d4edda;
            color: #155724;
        }
        .event-card .event-status.upcoming {
            background: #cce5ff;
            color: #004085;
        }

        /* ===== 数据看板 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
            gap: 24px;
        }
        .stat-card {
            background: var(--bg-white);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .stat-card .stat-num {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-card .stat-label {
            font-size: 0.95rem;
            color: var(--text-light);
            margin-top: 6px;
        }
        .stat-card .stat-icon {
            font-size: 1.8rem;
            color: var(--accent);
            margin-bottom: 12px;
        }

        /* ===== 赛程列表 ===== */
        .schedule-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .schedule-item {
            background: var(--bg-white);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-sm);
            padding: 16px 22px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            transition: var(--transition);
        }
        .schedule-item:hover {
            background: #fafbff;
            border-color: var(--primary-light);
        }
        .schedule-item .s-date {
            font-weight: 700;
            color: var(--text-dark);
            min-width: 80px;
            font-size: 0.95rem;
        }
        .schedule-item .s-teams {
            flex: 1;
            font-weight: 600;
            color: var(--text-body);
        }
        .schedule-item .s-teams span {
            margin: 0 6px;
            color: var(--text-light);
        }
        .schedule-item .s-league {
            font-size: 0.85rem;
            color: var(--text-light);
            background: var(--bg-body);
            padding: 2px 14px;
            border-radius: 40px;
        }
        .schedule-item .s-status {
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent);
        }

        /* ===== FAQ ===== */
        .faq-item {
            border: 1px solid var(--border-card);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            background: var(--bg-white);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary-light);
        }
        .faq-question {
            padding: 16px 22px;
            font-weight: 700;
            color: var(--text-dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: var(--bg-white);
            transition: var(--transition);
            user-select: none;
            margin: 0;
            font-size: 1rem;
        }
        .faq-question i {
            color: var(--primary);
            transition: transform var(--transition);
        }
        .faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 22px 18px;
            color: var(--text-light);
            line-height: 1.7;
            font-size: 0.95rem;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--primary) url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            border-radius: var(--radius-lg);
            padding: 60px 40px;
            position: relative;
            isolation: isolate;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 27, 74, 0.88) 0%, rgba(26, 42, 108, 0.75) 100%);
            z-index: 0;
            border-radius: var(--radius-lg);
        }
        .cta-section>* {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--text-white);
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.05rem;
            max-width: 600px;
        }
        .cta-section .btn-cta {
            background: var(--accent);
            color: var(--text-white);
            border: none;
            padding: 14px 40px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 1.05rem;
            transition: var(--transition);
            box-shadow: 0 8px 24px rgba(230, 57, 70, 0.3);
        }
        .cta-section .btn-cta:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(230, 57, 70, 0.4);
        }
        .cta-section .btn-outline-cta {
            background: transparent;
            color: var(--text-white);
            border: 2px solid rgba(255, 255, 255, 0.5);
            padding: 12px 36px;
            border-radius: 40px;
            font-weight: 600;
            transition: var(--transition);
        }
        .cta-section .btn-outline-cta:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: var(--text-white);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 56px 0 32px;
            margin-top: 20px;
        }
        .site-footer .footer-brand {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-white);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .site-footer .footer-brand i {
            color: var(--accent);
        }
        .site-footer .footer-desc {
            font-size: 0.95rem;
            opacity: 0.7;
            max-width: 360px;
            line-height: 1.7;
        }
        .site-footer .footer-heading {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 16px;
        }
        .site-footer .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .site-footer .footer-links a:hover {
            color: var(--gold-light);
            padding-left: 4px;
        }
        .site-footer .footer-divider {
            border-color: rgba(255, 255, 255, 0.1);
            margin: 28px 0 18px;
        }
        .site-footer .footer-copy {
            font-size: 0.85rem;
            opacity: 0.6;
            text-align: center;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .category-hero h1 {
                font-size: 2.4rem;
            }
            .category-hero .hero-stats {
                gap: 20px;
            }
            .section-padding {
                padding: 60px 0;
            }
            .cta-section {
                padding: 44px 28px;
            }
        }

        @media (max-width: 768px) {
            .nav-search-wrap {
                flex: 1 1 100%;
                max-width: 100%;
                margin: 8px 0 0;
                order: 3;
            }
            .navbar-brand {
                font-size: 1.3rem;
            }
            .category-hero {
                min-height: 300px;
                padding: 40px 0;
            }
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .category-hero p {
                font-size: 1rem;
            }
            .category-hero .hero-stats {
                gap: 16px;
            }
            .category-hero .hero-stat-item .num {
                font-size: 1.4rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section-padding {
                padding: 44px 0;
            }
            .sport-category-grid {
                grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
                gap: 14px;
            }
            .stats-grid {
                grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
                gap: 16px;
            }
            .event-card {
                flex-wrap: wrap;
                padding: 16px;
            }
            .schedule-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
                padding: 14px 16px;
            }
            .schedule-item .s-date {
                min-width: auto;
            }
            .cta-section {
                padding: 32px 20px;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section .btn-cta,
            .cta-section .btn-outline-cta {
                width: 100%;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container-custom {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .category-hero .hero-stats {
                flex-direction: column;
                gap: 10px;
            }
            .sport-category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-card .stat-num {
                font-size: 2rem;
            }
            .card-modern .card-img-top {
                height: 160px;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .site-footer .footer-brand {
                font-size: 1.3rem;
            }
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #e74c3c;
            --primary-dark: #c0392b;
            --primary-light: #fadbd8;
            --secondary: #2c3e50;
            --secondary-light: #34495e;
            --accent: #f39c12;
            --bg-body: #f8f9fa;
            --bg-dark: #1a1a2e;
            --bg-card: #ffffff;
            --text-primary: #2c3e50;
            --text-secondary: #6c757d;
            --text-light: #ffffff;
            --text-muted: #95a5a6;
            --border-color: #e9ecef;
            --border-light: #f0f0f0;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', Roboto, system-ui, -apple-system, sans-serif;
            --container-max: 1260px;
            --header-height: 72px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-family);
            background-color: var(--bg-body);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 1rem;
            padding-top: var(--header-height);
        }

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

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }

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

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
            transition: var(--transition);
        }

        .site-header .navbar {
            padding: 0;
            height: var(--header-height);
        }

        .site-header .navbar-brand {
            font-weight: 800;
            font-size: 1.5rem;
            color: var(--primary) !important;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0;
        }
        .site-header .navbar-brand i {
            font-size: 1.8rem;
            color: var(--primary);
        }
        .site-header .navbar-brand:hover {
            color: var(--primary-dark) !important;
        }

        /* 搜索框 */
        .nav-search-wrap {
            flex: 1;
            max-width: 420px;
            position: relative;
            margin: 0 20px;
        }
        .nav-search-wrap .search-icon {
            position: absolute;
            left: 16px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 0.95rem;
            pointer-events: none;
        }
        .nav-search-wrap .form-control {
            border-radius: 50px;
            padding: 10px 20px 10px 44px;
            border: 2px solid var(--border-color);
            background: var(--bg-body);
            font-size: 0.92rem;
            transition: var(--transition);
            height: 46px;
            width: 100%;
        }
        .nav-search-wrap .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(231, 76, 60, 0.15);
            background: #fff;
        }

        .navbar-nav .nav-link {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-primary) !important;
            padding: 8px 18px !important;
            border-radius: 50px;
            transition: var(--transition);
            position: relative;
        }
        .navbar-nav .nav-link:hover {
            background: var(--primary-light);
            color: var(--primary) !important;
        }
        .navbar-nav .nav-link.active {
            background: var(--primary) !important;
            color: #fff !important;
            box-shadow: 0 4px 15px rgba(231, 76, 60, 0.35);
        }

        .navbar-toggler {
            border: none;
            background: transparent;
            font-size: 1.5rem;
            color: var(--text-primary);
            padding: 4px 8px;
        }
        .navbar-toggler:focus {
            box-shadow: none;
        }

        /* ===== Hero / Banner ===== */
        .page-hero {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.88), rgba(44, 62, 80, 0.92)), url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            padding: 60px 20px;
            margin-bottom: 0;
            overflow: hidden;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, var(--bg-body), transparent);
        }
        .page-hero h1 {
            font-size: 3.2rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -1px;
            margin-bottom: 16px;
            text-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
        }
        .page-hero p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.8;
        }
        .page-hero .hero-badge {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            padding: 6px 22px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
            text-transform: uppercase;
        }

        /* ===== Section 通用 ===== */
        .section-block {
            padding: 70px 0;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 580px;
            margin-bottom: 40px;
        }
        .section-divider {
            width: 60px;
            height: 4px;
            background: var(--primary);
            border-radius: 4px;
            margin: 12px 0 24px 0;
        }

        /* ===== 分类标签 ===== */
        .category-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 40px;
        }
        .category-tag {
            display: inline-block;
            padding: 8px 22px;
            border-radius: 50px;
            font-size: 0.88rem;
            font-weight: 500;
            background: #fff;
            color: var(--text-primary);
            border: 2px solid var(--border-color);
            transition: var(--transition);
            cursor: pointer;
        }
        .category-tag:hover,
        .category-tag.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 15px rgba(231, 76, 60, 0.25);
            transform: translateY(-2px);
        }

        /* ===== 资讯卡片 ===== */
        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-light);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: var(--primary-light);
        }
        .news-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            height: 200px;
            flex-shrink: 0;
        }
        .news-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .news-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .news-card .card-img-wrap .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--primary);
            color: #fff;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .news-card .card-body {
            padding: 22px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .card-text {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
        }
        .news-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.82rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
            margin-top: auto;
        }
        .news-card .card-meta i {
            margin-right: 4px;
        }

        /* ===== 专题卡片 ===== */
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            border: 1px solid var(--border-light);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .feature-card .feature-img {
            height: 180px;
            overflow: hidden;
        }
        .feature-card .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .feature-card:hover .feature-img img {
            transform: scale(1.04);
        }
        .feature-card .feature-body {
            padding: 20px 20px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .feature-card .feature-body h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .feature-card .feature-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            flex: 1;
        }
        .feature-card .feature-body .feature-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 14px;
            margin-top: 12px;
        }

        /* ===== 统计数字 ===== */
        .stats-section {
            background: linear-gradient(135deg, var(--bg-dark), #16213e);
            color: #fff;
        }
        .stats-section .stat-item {
            text-align: center;
            padding: 30px 16px;
        }
        .stats-section .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -1px;
            color: var(--accent);
            line-height: 1.2;
        }
        .stats-section .stat-label {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 6px;
        }
        .stats-section .stat-icon {
            font-size: 2rem;
            color: rgba(255, 255, 255, 0.15);
            margin-bottom: 10px;
        }

        /* ===== FAQ ===== */
        .faq-accordion .accordion-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md) !important;
            overflow: hidden;
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
        }
        .faq-accordion .accordion-button {
            font-weight: 600;
            color: var(--text-primary);
            padding: 18px 24px;
            font-size: 1rem;
            background: #fff;
            box-shadow: none !important;
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--primary-light);
            color: var(--primary-dark);
        }
        .faq-accordion .accordion-button::after {
            background-size: 1.2rem;
        }
        .faq-accordion .accordion-body {
            padding: 12px 24px 20px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            text-align: center;
            padding: 70px 20px;
            border-radius: var(--radius-lg);
            margin: 40px 0;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 1.1rem;
            opacity: 0.9;
            max-width: 560px;
            margin: 0 auto 30px;
        }
        .cta-section .btn-cta {
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            padding: 14px 42px;
            border-radius: 50px;
            font-size: 1.05rem;
            transition: var(--transition);
            border: none;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
        }
        .cta-section .btn-cta:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
            background: #fff;
            color: var(--primary-dark);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 56px 0 32px;
            margin-top: 60px;
        }
        .site-footer .footer-brand {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .site-footer .footer-brand i {
            color: var(--primary);
        }
        .site-footer .footer-desc {
            font-size: 0.92rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }
        .site-footer .footer-heading {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 0.3px;
        }
        .site-footer .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.92rem;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .site-footer .footer-links a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .site-footer .footer-divider {
            border-color: rgba(255, 255, 255, 0.08);
            margin: 32px 0 22px;
        }
        .site-footer .footer-copy {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.4);
            text-align: center;
        }

        /* ===== 按钮通用 ===== */
        .btn-outline-primary-custom {
            border: 2px solid var(--primary);
            color: var(--primary);
            background: transparent;
            border-radius: 50px;
            padding: 10px 28px;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-outline-primary-custom:hover {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
            transform: translateY(-2px);
        }
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 50px;
            padding: 12px 34px;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            box-shadow: 0 6px 25px rgba(231, 76, 60, 0.35);
            transform: translateY(-2px);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991px) {
            .nav-search-wrap {
                max-width: 100%;
                margin: 8px 0 12px;
                order: 3;
                flex-basis: 100%;
            }
            .navbar-nav {
                padding: 12px 0 20px;
            }
            .navbar-nav .nav-link {
                padding: 10px 20px !important;
            }
            .page-hero h1 {
                font-size: 2.4rem;
            }
            .page-hero p {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .stats-section .stat-number {
                font-size: 2.2rem;
            }
            .cta-section h2 {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 767px) {
            :root {
                --header-height: 64px;
            }
            .container-custom {
                padding: 0 16px;
            }
            .page-hero {
                min-height: 260px;
                padding: 40px 16px;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero p {
                font-size: 0.95rem;
            }
            .section-block {
                padding: 44px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .section-subtitle {
                font-size: 0.95rem;
                margin-bottom: 28px;
            }
            .news-card .card-img-wrap {
                height: 160px;
            }
            .stats-section .stat-item {
                padding: 20px 12px;
            }
            .stats-section .stat-number {
                font-size: 1.8rem;
            }
            .cta-section {
                padding: 44px 16px;
                border-radius: var(--radius-md);
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section .btn-cta {
                padding: 12px 32px;
                font-size: 0.95rem;
            }
            .site-footer {
                padding: 40px 0 24px;
            }
            .site-footer .footer-desc {
                max-width: 100%;
            }
            .category-tags {
                gap: 8px;
            }
            .category-tag {
                padding: 6px 16px;
                font-size: 0.82rem;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .page-hero .hero-badge {
                font-size: 0.75rem;
                padding: 4px 16px;
            }
            .news-card .card-title {
                font-size: 1rem;
            }
            .feature-card .feature-img {
                height: 140px;
            }
            .section-title {
                font-size: 1.25rem;
            }
            .stats-section .stat-number {
                font-size: 1.5rem;
            }
            .navbar-brand {
                font-size: 1.2rem !important;
            }
            .navbar-brand i {
                font-size: 1.4rem !important;
            }
        }