/* roulang page: index */
:root {
            --primary: #d62828;
            --primary-dark: #a4161a;
            --secondary: #f77f00;
            --dark: #003049;
            --dark-light: #0a3d52;
            --bg: #f8f9fa;
            --white: #ffffff;
            --text: #2b2d42;
            --text-light: #6c757d;
            --border: #e9ecef;
            --radius-lg: 22px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow: 0 8px 30px rgba(0, 48, 73, .08);
            --shadow-lg: 0 20px 50px rgba(0, 48, 73, .16);
            --transition: all .3s cubic-bezier(.4, 0, .2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        .container {
            max-width: 1320px;
            padding-left: 20px;
            padding-right: 20px;
        }
        .section {
            padding: 90px 0;
        }
        .section-sm {
            padding: 60px 0;
        }
        .section-header {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }
        .section-eyebrow {
            display: inline-block;
            background: rgba(214, 40, 40, .08);
            color: var(--primary);
            font-size: .85rem;
            font-weight: 600;
            letter-spacing: .08em;
            padding: 6px 18px;
            border-radius: 100px;
            margin-bottom: 14px;
        }
        .section-title {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.25;
            color: var(--dark);
            margin-bottom: 16px;
        }
        .section-desc {
            color: var(--text-light);
            font-size: 1.05rem;
            line-height: 1.7;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border: none;
            color: #fff;
            font-weight: 600;
            padding: 12px 30px;
            border-radius: 50px;
            box-shadow: 0 8px 24px rgba(214, 40, 40, .25);
            transition: var(--transition);
        }
        .btn-primary:hover,
        .btn-primary:focus {
            transform: translateY(-2px);
            box-shadow: 0 14px 32px rgba(214, 40, 40, .32);
            color: #fff;
        }
        .btn-outline-light {
            border: 2px solid rgba(255, 255, 255, .8);
            color: #fff;
            border-radius: 50px;
            font-weight: 600;
            padding: 10px 30px;
            transition: var(--transition);
            background: transparent;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .15);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-outline-primary {
            border: 2px solid var(--primary);
            color: var(--primary);
            font-weight: 600;
            padding: 10px 28px;
            border-radius: 50px;
            transition: var(--transition);
            background: transparent;
        }
        .btn-outline-primary:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(214, 40, 40, .2);
        }
        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1030;
            background: rgba(255, 255, 255, .98);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 0, 0, .05);
            box-shadow: 0 4px 20px rgba(0, 48, 73, .04);
        }
        .site-header .navbar {
            padding: 12px 0;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-right: 2rem;
        }
        .brand-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            box-shadow: 0 6px 16px rgba(214, 40, 40, .3);
        }
        .brand-text {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--dark);
            letter-spacing: .01em;
            white-space: nowrap;
        }
        .brand-badge {
            background: var(--primary);
            color: #fff;
            font-size: .62rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 100px;
            letter-spacing: .1em;
            transform: translateY(-6px);
        }
        .navbar-nav .nav-link {
            color: var(--text);
            font-weight: 500;
            font-size: 1rem;
            padding: 8px 20px !important;
            border-radius: 100px;
            transition: var(--transition);
        }
        .navbar-nav .nav-link:hover {
            color: var(--primary);
            background: rgba(214, 40, 40, .06);
        }
        .navbar-nav .nav-link.active {
            color: var(--primary);
            background: rgba(214, 40, 40, .08);
            font-weight: 600;
        }
        .btn-nav-cta {
            margin-left: 20px;
            padding: 9px 26px;
            font-size: .92rem;
            border-radius: 50px;
            white-space: nowrap;
        }
        .navbar-toggler {
            border: none;
            padding: 8px 12px;
            border-radius: 10px;
            background: rgba(0, 0, 0, .04);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(214, 40, 40, .2);
        }
        .navbar-toggler-icon {
            width: 22px;
            height: 22px;
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(0,48,73,.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }
        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 94vh;
            display: flex;
            align-items: center;
            padding: 140px 0 100px;
            overflow: hidden;
            background: var(--dark);
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: .95;
        }
        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(0, 48, 73, .88) 0%, rgba(0, 48, 73, .65) 50%, rgba(0, 48, 73, .35) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .12);
            backdrop-filter: blur(8px);
            color: #fff;
            font-size: .85rem;
            font-weight: 600;
            padding: 8px 20px;
            border-radius: 100px;
            border: 1px solid rgba(255, 255, 255, .2);
            margin-bottom: 24px;
            letter-spacing: .06em;
        }
        .hero-badge i {
            color: var(--secondary);
        }
        .hero h1 {
            font-size: 3.4rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.15;
            margin-bottom: 20px;
            letter-spacing: .01em;
        }
        .hero h1 span {
            color: var(--secondary);
        }
        .hero .lead {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, .85);
            line-height: 1.75;
            margin-bottom: 36px;
            max-width: 560px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .hero-actions .btn {
            padding: 14px 36px;
            font-size: 1.02rem;
        }
        .hero-info-row {
            display: flex;
            flex-wrap: wrap;
            gap: 28px;
            margin-top: 50px;
            color: rgba(255, 255, 255, .75);
            font-size: .92rem;
        }
        .hero-info-row span {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .hero-info-row i {
            color: var(--secondary);
        }
        /* ===== Service Cards ===== */
        .service-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 0;
            overflow: hidden;
            border: 1px solid rgba(0, 0, 0, .04);
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
        }
        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
        }
        .service-card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .service-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .service-card:hover .service-card-img img {
            transform: scale(1.06);
        }
        .service-card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(0, 0, 0, .15));
        }
        .service-card-body {
            padding: 30px 26px 28px;
        }
        .service-icon {
            width: 54px;
            height: 54px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 20px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            box-shadow: 0 8px 20px rgba(214, 40, 40, .18);
        }
        .service-card h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 12px;
        }
        .service-card p {
            color: var(--text-light);
            font-size: .98rem;
            line-height: 1.7;
            margin-bottom: 0;
        }
        /* ===== Stats ===== */
        .stats-section {
            background: var(--dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            position: relative;
            padding: 90px 0;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(0, 48, 73, .92), rgba(10, 61, 82, .85));
        }
        .stats-section .container {
            position: relative;
            z-index: 1;
        }
        .stat-card {
            text-align: center;
            color: #fff;
            padding: 30px 20px;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .1);
            backdrop-filter: blur(6px);
            transition: var(--transition);
            height: 100%;
        }
        .stat-card:hover {
            background: rgba(255, 255, 255, .1);
            transform: translateY(-4px);
        }
        .stat-icon {
            font-size: 2rem;
            margin-bottom: 16px;
            color: var(--secondary);
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            display: block;
            letter-spacing: .02em;
        }
        .stat-label {
            font-size: .95rem;
            color: rgba(255, 255, 255, .7);
            margin-top: 8px;
            display: block;
        }
        /* ===== Category Entry ===== */
        .category-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 360px;
            box-shadow: var(--shadow);
            display: block;
        }
        .category-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .category-card:hover img {
            transform: scale(1.05);
        }
        .category-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 35%, rgba(0, 48, 73, .85));
            display: flex;
            align-items: flex-end;
            padding: 30px;
        }
        .category-card-content h3 {
            color: #fff;
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .category-card-content p {
            color: rgba(255, 255, 255, .8);
            font-size: .95rem;
            margin-bottom: 14px;
            max-width: 380px;
        }
        .category-card-content .btn {
            border-radius: 50px;
        }
        /* ===== News List ===== */
        .news-card {
            background: var(--white);
            border-radius: var(--radius-md);
            padding: 28px;
            margin-bottom: 20px;
            border: 1px solid rgba(0, 0, 0, .03);
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 12px;
        }
        .news-badge {
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            font-size: .72rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 100px;
            letter-spacing: .04em;
            white-space: nowrap;
        }
        .news-date {
            color: var(--text-light);
            font-size: .83rem;
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .news-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark);
            line-height: 1.45;
            margin-bottom: 10px;
            display: block;
        }
        .news-title:hover {
            color: var(--primary);
        }
        .news-excerpt {
            color: var(--text-light);
            font-size: .92rem;
            line-height: 1.65;
            margin-bottom: 0;
            flex: 1;
        }
        .news-empty {
            text-align: center;
            padding: 60px 20px;
            background: var(--white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            color: var(--text-light);
        }
        /* ===== Features ===== */
        .features-wrap {
            background: var(--white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            padding: 50px;
        }
        .feature-item {
            text-align: center;
            padding: 24px 16px;
            border-radius: var(--radius-md);
            transition: var(--transition);
        }
        .feature-item:hover {
            background: rgba(214, 40, 40, .03);
        }
        .feature-icon {
            width: 68px;
            height: 68px;
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            margin: 0 auto 18px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            box-shadow: 0 10px 24px rgba(214, 40, 40, .18);
        }
        .feature-item h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }
        .feature-item p {
            color: var(--text-light);
            font-size: .9rem;
            line-height: 1.6;
            margin-bottom: 0;
        }
        /* ===== Steps ===== */
        .steps-section {
            background: var(--white);
        }
        .step-item {
            text-align: center;
            padding: 36px 24px;
            border-radius: var(--radius-lg);
            border: 2px solid var(--border);
            background: var(--bg);
            transition: var(--transition);
            height: 100%;
        }
        .step-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow);
            transform: translateY(-4px);
        }
        .step-number {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            font-size: 1.3rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            box-shadow: 0 8px 20px rgba(214, 40, 40, .2);
        }
        .step-item h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }
        .step-item p {
            color: var(--text-light);
            font-size: .92rem;
            line-height: 1.65;
            margin-bottom: 0;
        }
        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg);
        }
        .faq-list {
            max-width: 840px;
            margin: 0 auto;
        }
        .accordion-item {
            border: 1px solid var(--border) !important;
            border-radius: var(--radius-md) !important;
            margin-bottom: 16px;
            overflow: hidden;
            background: var(--white);
            box-shadow: 0 4px 14px rgba(0, 0, 0, .03);
        }
        .accordion-button {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--dark);
            background: var(--white);
            padding: 20px 26px;
            border: none;
            outline: none;
            box-shadow: none !important;
        }
        .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: rgba(214, 40, 40, .03);
        }
        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23d62828'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
            transition: var(--transition);
        }
        .accordion-body {
            color: var(--text-light);
            line-height: 1.75;
            padding: 0 26px 22px;
            font-size: .97rem;
        }
        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 100px 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(214, 40, 40, .88), rgba(247, 127, 0, .78));
        }
        .cta-content {
            position: relative;
            z-index: 1;
            text-align: center;
            color: #fff;
            max-width: 680px;
            margin: 0 auto;
        }
        .cta-content h2 {
            font-size: 2.6rem;
            font-weight: 800;
            margin-bottom: 18px;
        }
        .cta-content p {
            font-size: 1.12rem;
            opacity: .92;
            margin-bottom: 36px;
        }
        .cta-content .btn {
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            padding: 14px 42px;
            border-radius: 50px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, .15);
            transition: var(--transition);
            font-size: 1.05rem;
        }
        .cta-content .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, .2);
            color: var(--primary);
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, .75);
        }
        .footer-top {
            padding: 70px 0 50px;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 18px;
        }
        .footer-brand .brand-text {
            color: #fff;
        }
        .footer-brand .brand-icon {
            width: 38px;
            height: 38px;
            font-size: 1rem;
        }
        .footer-desc {
            font-size: .93rem;
            line-height: 1.7;
            margin-bottom: 24px;
            color: rgba(255, 255, 255, .65);
        }
        .footer-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 12px;
        }
        .footer-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 30px;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            border-radius: 2px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, .65);
            font-size: .93rem;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }
        .footer-contact {
            font-size: .93rem;
            color: rgba(255, 255, 255, .65);
            margin-bottom: 8px;
        }
        .footer-contact i {
            color: var(--secondary);
            margin-right: 8px;
            width: 16px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 22px 0;
            text-align: center;
            font-size: .88rem;
            color: rgba(255, 255, 255, .45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, .6);
        }
        .footer-bottom a:hover {
            color: var(--secondary);
        }
        /* ===== Back to Top ===== */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            box-shadow: 0 8px 20px rgba(214, 40, 40, .25);
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
            transition: var(--transition);
        }
        .back-to-top.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .back-to-top:hover {
            color: #fff;
            transform: translateY(-4px);
        }
        /* ===== Responsive ===== */
        @media (max-width: 991.98px) {
            .section {
                padding: 70px 0;
            }
            .hero {
                min-height: auto;
                padding: 120px 0 80px;
            }
            .hero h1 {
                font-size: 2.6rem;
            }
            .navbar-collapse {
                background: var(--white);
                border-radius: var(--radius-md);
                padding: 20px;
                box-shadow: var(--shadow);
                margin-top: 12px;
            }
            .navbar-nav .nav-link {
                padding: 10px 18px !important;
            }
            .btn-nav-cta {
                margin-left: 0;
                margin-top: 12px;
                display: inline-block;
                text-align: center;
            }
            .stats-section {
                background-attachment: scroll;
            }
            .stat-number {
                font-size: 2.2rem;
            }
            .features-wrap {
                padding: 30px;
            }
            .cta-content h2 {
                font-size: 2rem;
            }
            .footer-top .col-lg-4,
            .footer-top .col-lg-3,
            .footer-top .col-lg-2 {
                margin-bottom: 36px;
            }
        }
        @media (max-width: 767.98px) {
            .section {
                padding: 56px 0;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .hero {
                padding: 110px 0 70px;
            }
            .hero h1 {
                font-size: 2.1rem;
            }
            .hero .lead {
                font-size: 1.05rem;
            }
            .hero-actions .btn {
                width: 100%;
                text-align: center;
            }
            .hero-info-row {
                gap: 16px;
                flex-direction: column;
            }
            .service-card-img {
                height: 180px;
            }
            .category-card {
                height: 280px;
            }
            .features-wrap {
                padding: 20px;
            }
            .feature-item {
                padding: 16px;
            }
            .footer-top {
                padding: 50px 0 30px;
            }
        }
        @media (max-width: 575.98px) {
            .hero h1 {
                font-size: 1.8rem;
            }
            .brand-text {
                font-size: 1.1rem;
            }
            .brand-icon {
                width: 36px;
                height: 36px;
            }
            .brand-badge {
                display: none;
            }
            .stat-number {
                font-size: 1.9rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .news-card {
                padding: 20px;
            }
            .back-to-top {
                width: 40px;
                height: 40px;
                bottom: 20px;
                right: 20px;
            }
        }

/* roulang page: article */
:root {
            --primary: #d4232e;
            --primary-dark: #b01d26;
            --primary-light: #f04b52;
            --secondary: #0f1b2d;
            --secondary-light: #1b2a44;
            --accent: #f6b93b;
            --bg-light: #f6f7fb;
            --bg-white: #ffffff;
            --text-dark: #121e30;
            --text-body: #3e4a5f;
            --text-muted: #7b8799;
            --border-light: #e7eaf0;
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --shadow-sm: 0 2px 10px rgba(15, 27, 45, 0.06);
            --shadow-md: 0 8px 30px rgba(15, 27, 45, 0.1);
            --shadow-lg: 0 18px 50px rgba(15, 27, 45, 0.14);
            --font-scale: 1;
            --space-section: 90px;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color .25s ease;
        }

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

        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        .site-header {
            background: var(--secondary);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: 0 4px 20px rgba(15, 27, 45, 0.35);
            border-bottom: 3px solid var(--primary);
        }

        .site-header .navbar {
            padding: 14px 0;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0;
            margin-right: 20px;
        }

        .navbar-brand .brand-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 15px rgba(212, 35, 46, 0.4);
        }

        .navbar-brand .brand-text {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 1px;
            white-space: nowrap;
        }

        .navbar-brand .brand-badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--accent), #f39c12);
            color: #1a1a1a;
            font-size: 12px;
            font-weight: 700;
            padding: 2px 10px;
            border-radius: 20px;
            margin-left: 4px;
            letter-spacing: 1px;
            line-height: 1.8;
        }

        .site-header .nav-link {
            color: rgba(255, 255, 255, 0.8);
            font-weight: 500;
            padding: 8px 16px !important;
            border-radius: 8px;
            letter-spacing: 0.3px;
            transition: all .3s ease;
        }

        .site-header .nav-link:hover,
        .site-header .nav-link.active {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }

        .site-header .nav-link.active {
            position: relative;
        }

        .site-header .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 16px;
            right: 16px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        .btn-nav-cta {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border: none;
            color: #fff;
            font-weight: 600;
            padding: 9px 24px;
            border-radius: 50px;
            box-shadow: 0 4px 15px rgba(212, 35, 46, 0.35);
            transition: all .3s ease;
            margin-left: 12px;
            white-space: nowrap;
        }

        .btn-nav-cta:hover,
        .btn-nav-cta:focus {
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 35, 46, 0.45);
        }

        .navbar-toggler {
            border-color: rgba(255, 255, 255, 0.4);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(212, 35, 46, 0.4);
        }

        .article-hero {
            background: linear-gradient(135deg, var(--secondary) 0%, #1c2c4a 60%, #243a5e 100%);
            padding: 60px 0 90px;
            position: relative;
            overflow: hidden;
        }

        .article-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            z-index: 0;
        }

        .article-hero .container {
            position: relative;
            z-index: 1;
        }

        .article-hero .cat-badge {
            display: inline-block;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 4px 18px;
            border-radius: 30px;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
            box-shadow: 0 4px 12px rgba(212, 35, 46, 0.3);
        }

        .article-hero .hero-title {
            color: #fff;
            font-size: 32px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 16px;
            max-width: 820px;
        }

        .article-hero .hero-meta {
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .article-hero .hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .article-hero .breadcrumb-wrap {
            margin-bottom: 30px;
        }

        .breadcrumb-wrap .breadcrumb {
            margin-bottom: 0;
        }

        .breadcrumb-wrap .breadcrumb-item {
            font-size: 14px;
        }

        .breadcrumb-wrap .breadcrumb-item a {
            color: rgba(255, 255, 255, 0.65);
        }

        .breadcrumb-wrap .breadcrumb-item a:hover {
            color: #fff;
        }

        .breadcrumb-wrap .breadcrumb-item.active {
            color: rgba(255, 255, 255, 0.9);
        }

        .breadcrumb-wrap .breadcrumb-item + .breadcrumb-item::before {
            color: rgba(255, 255, 255, 0.4);
        }

        .article-body-wrap {
            margin-top: -55px;
            position: relative;
            z-index: 10;
            padding-bottom: 20px;
        }

        .article-card {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            padding: 40px;
            border: 1px solid var(--border-light);
        }

        .article-card .article-content {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-body);
        }

        .article-card .article-content h2 {
            font-size: 26px;
            color: var(--text-dark);
            font-weight: 700;
            margin-top: 40px;
            margin-bottom: 16px;
            padding-left: 16px;
            border-left: 4px solid var(--primary);
            line-height: 1.4;
        }

        .article-card .article-content h3 {
            font-size: 21px;
            color: var(--text-dark);
            font-weight: 600;
            margin-top: 30px;
            margin-bottom: 12px;
        }

        .article-card .article-content p {
            margin-bottom: 18px;
        }

        .article-card .article-content img {
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            margin: 24px 0;
        }

        .article-card .article-content .highlight-box {
            background: var(--bg-light);
            padding: 20px 24px;
            border-radius: var(--radius-md);
            border-left: 4px solid var(--primary);
            margin: 24px 0;
        }

        .article-card .article-content ul,
        .article-card .article-content ol {
            padding-left: 24px;
            margin-bottom: 20px;
        }

        .article-card .article-content li {
            margin-bottom: 8px;
        }

        .article-card .article-content blockquote {
            border-left: 4px solid var(--accent);
            background: #fffbf0;
            padding: 16px 20px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 24px 0;
            color: #6b5d3a;
        }

        .article-tags {
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid var(--border-light);
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .article-tags .tag-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-right: 4px;
        }

        .article-tags .tag-item {
            background: var(--bg-light);
            color: var(--text-body);
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 500;
            transition: all .3s ease;
        }

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

        .not-found-wrap {
            text-align: center;
            padding: 60px 20px;
        }

        .not-found-wrap .icon-circle {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 32px;
            color: var(--primary);
            margin: 0 auto 20px;
        }

        .not-found-wrap h2 {
            color: var(--text-dark);
            font-size: 24px;
            margin-bottom: 12px;
        }

        .not-found-wrap p {
            color: var(--text-muted);
            margin-bottom: 30px;
        }

        .btn-primary-custom {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border: none;
            color: #fff;
            font-weight: 600;
            padding: 12px 32px;
            border-radius: 50px;
            box-shadow: 0 4px 18px rgba(212, 35, 46, 0.3);
            transition: all .3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-primary-custom:hover {
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(212, 35, 46, 0.4);
        }

        .related-section {
            padding: 70px 0 60px;
            background: var(--bg-white);
            border-top: 1px solid var(--border-light);
        }

        .section-heading {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-heading .heading-sub {
            display: inline-block;
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-heading h2 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .section-heading .heading-divider {
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 4px;
            margin: 0 auto;
        }

        .related-card {
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all .35s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
            box-shadow: 0 2px 10px rgba(15, 27, 45, 0.04);
        }

        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }

        .related-card .card-img-wrap {
            height: 190px;
            overflow: hidden;
            position: relative;
            background: var(--secondary);
        }

        .related-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .related-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }

        .related-card .card-img-wrap .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(212, 35, 46, 0.9);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 14px;
            border-radius: 30px;
            backdrop-filter: blur(4px);
        }

        .related-card .card-body {
            padding: 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .related-card .card-title {
            font-size: 19px;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.5;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 57px;
        }

        .related-card .card-title a:hover {
            color: var(--primary);
        }

        .related-card .card-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            flex: 1;
        }

        .related-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
            margin-top: auto;
        }

        .related-card .card-meta .card-cat {
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
        }

        .related-card .card-meta .card-date {
            color: var(--text-muted);
            font-size: 13px;
        }

        .cta-section {
            background: linear-gradient(135deg, var(--secondary) 0%, #182538 100%);
            padding: 60px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 400px;
            height: 400px;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            opacity: 0.08;
            border-radius: 50%;
        }

        .cta-section .cta-title {
            color: #fff;
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .cta-section .cta-sub {
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 28px;
            max-width: 600px;
        }

        .cta-section .btn-cta {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-weight: 600;
            padding: 13px 40px;
            border-radius: 50px;
            box-shadow: 0 6px 24px rgba(212, 35, 46, 0.4);
            transition: all .3s ease;
            border: none;
        }

        .cta-section .btn-cta:hover {
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 10px 34px rgba(212, 35, 46, 0.5);
        }

        .site-footer {
            background: #0b1524;
            color: rgba(255, 255, 255, 0.75);
            padding-top: 70px;
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 18px;
        }

        .site-footer .footer-brand .brand-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
        }

        .site-footer .footer-brand .brand-text {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
        }

        .site-footer .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 0;
            max-width: 360px;
        }

        .site-footer .footer-title {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .site-footer .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 30px;
            height: 2px;
            background: var(--primary);
        }

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

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

        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: all .3s ease;
            display: inline-block;
        }

        .site-footer .footer-links a:hover {
            color: #fff;
            padding-left: 6px;
        }

        .site-footer .footer-contact {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 10px;
        }

        .site-footer .footer-contact i {
            margin-right: 8px;
            color: var(--primary);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            margin-top: 50px;
            text-align: center;
        }

        .site-footer .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            margin-bottom: 0;
        }

        @media (max-width: 1024px) {
            :root {
                --space-section: 70px;
            }

            .article-hero .hero-title {
                font-size: 28px;
            }

            .section-heading h2 {
                font-size: 30px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 60px;
            }

            .navbar-brand .brand-text {
                font-size: 18px;
            }

            .navbar-brand .brand-badge {
                display: none;
            }

            .btn-nav-cta {
                margin-left: 0;
                margin-top: 8px;
                width: 100%;
                text-align: center;
            }

            .site-header .nav-link {
                padding: 10px 16px !important;
            }

            .article-hero {
                padding: 40px 0 80px;
            }

            .article-hero .hero-title {
                font-size: 24px;
            }

            .article-hero .hero-meta {
                gap: 12px;
                font-size: 13px;
            }

            .article-body-wrap {
                margin-top: -45px;
            }

            .article-card {
                padding: 20px;
            }

            .article-card .article-content h2 {
                font-size: 20px;
                margin-top: 32px;
            }

            .article-card .article-content h3 {
                font-size: 18px;
            }

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

        @media (max-width: 520px) {
            body {
                font-size: 15px;
            }

            .article-hero .hero-title {
                font-size: 20px;
            }

            .article-hero .hero-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .article-card {
                padding: 16px;
                border-radius: 16px;
            }

            .section-heading h2 {
                font-size: 24px;
            }

            .article-tags {
                gap: 8px;
            }

            .related-card .card-title {
                font-size: 17px;
            }

            .related-card .card-excerpt {
                -webkit-line-clamp: 3;
            }

            .cta-section .cta-title {
                font-size: 20px;
            }

            .cta-section .btn-cta {
                padding: 11px 28px;
                font-size: 15px;
            }

            .footer-title {
                margin-top: 20px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #ef6a00;
            --primary-dark: #c85000;
            --primary-light: #ffe3d1;
            --secondary: #0b1e33;
            --secondary-light: #15304f;
            --accent: #ffb800;
            --bg-light: #f7f8fc;
            --bg-white: #ffffff;
            --text-dark: #1a2535;
            --text-body: #4a5568;
            --text-mute: #8899aa;
            --border-color: #e6ecf3;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-sm: 0 4px 15px rgba(27, 40, 60, 0.06);
            --shadow-md: 0 10px 30px rgba(27, 40, 60, 0.1);
            --shadow-lg: 0 20px 50px rgba(239, 106, 0, 0.16);
            --transition: all 0.3s ease;
            --spacer: clamp(52px, 7vw, 90px);
            --font-main: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            color: var(--text-body);
            background: var(--bg-light);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

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

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

        .container {
            max-width: 1280px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== 导航 ===== */
        .site-header {
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            position: sticky;
            top: 0;
            z-index: 1080;
            border-bottom: 1px solid rgba(230, 236, 243, 0.7);
            box-shadow: 0 4px 20px rgba(20, 40, 70, 0.04);
        }

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

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--text-dark);
            padding: 6px 0;
        }

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

        .brand-icon {
            width: 44px;
            height: 44px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.15rem;
            box-shadow: 0 6px 16px rgba(239, 106, 0, 0.3);
        }

        .brand-text {
            letter-spacing: 0.5px;
        }

        .brand-badge {
            background: var(--primary);
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 50px;
            letter-spacing: 1px;
            box-shadow: 0 4px 10px rgba(239, 106, 0, 0.25);
        }

        .navbar-nav .nav-link {
            font-weight: 600;
            color: var(--text-body);
            padding: 8px 18px !important;
            border-radius: 50px;
            transition: var(--transition);
        }

        .navbar-nav .nav-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }

        .navbar-nav .nav-link.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 700;
        }

        .btn-nav-cta {
            margin-left: 18px;
            border-radius: 50px;
            padding: 10px 24px;
            font-weight: 600;
            border: none;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            box-shadow: 0 6px 18px rgba(239, 106, 0, 0.25);
            color: #fff;
            transition: var(--transition);
        }

        .btn-nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 25px rgba(239, 106, 0, 0.38);
            color: #fff;
        }

        .navbar-toggler {
            border: none;
            padding: 6px 10px;
            box-shadow: none !important;
            outline: none !important;
        }

        .navbar-toggler:focus {
            box-shadow: none !important;
        }

        /* ===== 横幅 ===== */
        .category-banner {
            background: linear-gradient(135deg, #0b1e33 0%, #15304f 45%, #1d4065 100%);
            padding: 68px 0;
            position: relative;
            overflow: hidden;
            border-bottom: 4px solid var(--primary);
        }

        .category-banner::before {
            content: "";
            position: absolute;
            top: -80px;
            right: -40px;
            width: 480px;
            height: 280px;
            background: radial-gradient(circle, rgba(239, 106, 0, 0.28) 0%, transparent 70%);
            border-radius: 50%;
        }

        .category-banner::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.14;
            z-index: 0;
        }

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

        .category-banner .badge {
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.2);
            font-weight: 600;
            padding: 8px 18px;
            border-radius: 50px;
            letter-spacing: 1px;
            font-size: 0.85rem;
        }

        .category-banner h1 {
            color: #fff;
            font-weight: 800;
            font-size: clamp(1.8rem, 3.8vw, 2.9rem);
            margin: 18px 0 14px;
            letter-spacing: 1px;
        }

        .category-banner p {
            color: rgba(255, 255, 255, 0.82);
            max-width: 720px;
            font-size: 1.05rem;
        }

        .banner-stats {
            margin-top: 42px;
            display: flex;
            gap: 40px;
        }

        @media (max-width: 768px) {
            .banner-stats {
                gap: 18px;
                flex-wrap: wrap;
            }
        }

        .banner-stat-item {
            display: flex;
            flex-direction: column;
        }

        .banner-stat-item .stat-num {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--accent);
        }

        .banner-stat-item .stat-label {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
            margin-top: 4px;
        }

        /* ===== 区块工具 ===== */
        .section {
            padding: var(--spacer) 0;
        }

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

        .section-eyebrow {
            display: inline-block;
            font-weight: 700;
            color: var(--primary);
            background: var(--primary-light);
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 0.85rem;
            letter-spacing: 1px;
        }

        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.25rem);
            font-weight: 800;
            color: var(--text-dark);
            margin: 16px 0 12px;
        }

        .section-intro {
            color: var(--text-mute);
            max-width: 680px;
            font-size: 1.02rem;
        }

        /* ===== 新闻卡片 ===== */
        .news-filters {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 28px;
        }

        .news-filters .btn-filter {
            border: 1px solid var(--border-color);
            border-radius: 50px;
            background: #fff;
            color: var(--text-body);
            font-weight: 600;
            padding: 6px 18px;
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .news-filters .btn-filter:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
        }

        .news-filters .btn-filter.active {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-color: transparent;
            box-shadow: 0 5px 15px rgba(239, 106, 0, 0.3);
        }

        .feature-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            height: 100%;
            transition: var(--transition);
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }

        .feature-card .thumb {
            position: relative;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
            overflow: hidden;
            height: 205px;
        }

        .feature-card .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .feature-card:hover .thumb img {
            transform: scale(1.05);
        }

        .tag-badge {
            position: absolute;
            left: 16px;
            top: 16px;
            background: rgba(239, 106, 0, 0.9);
            color: #fff;
            padding: 5px 14px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 700;
            z-index: 2;
        }

        .feature-card .body {
            padding: 26px 24px 26px;
        }

        .feature-card time {
            font-size: 0.82rem;
            color: var(--text-mute);
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }

        .feature-card h3 {
            font-size: 1.08rem;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.5;
            margin-bottom: 12px;
        }

        .feature-card p {
            color: var(--text-mute);
            font-size: 0.92rem;
            line-height: 1.6;
        }

        .card-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--primary);
            margin-top: 18px;
        }

        .card-more i {
            transition: transform 0.3s;
        }

        .card-more:hover i {
            transform: translateX(5px);
        }

        /* 资讯列表 */
        .list-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 26px;
            display: flex;
            gap: 24px;
            margin-bottom: 20px;
            transition: var(--transition);
        }

        .list-card:hover {
            box-shadow: var(--shadow-md);
            border-color: transparent;
            transform: translateY(-3px);
        }

        .list-card .list-thumb {
            width: 150px;
            min-width: 150px;
            height: 105px;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

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

        @media (max-width: 640px) {
            .list-card {
                flex-direction: column;
            }

            .list-card .list-thumb {
                width: 100%;
                height: 180px;
            }
        }

        .list-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .list-card h4 a:hover {
            color: var(--primary);
        }

        .list-card .list-meta {
            display: flex;
            gap: 16px;
            font-size: 0.82rem;
            color: var(--text-mute);
            margin-top: 8px;
        }

        .list-card .list-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* ===== 高亮热点 ===== */
        .hotspot-section {
            background: linear-gradient(160deg, #0b1e33 0%, #163450 100%);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .hotspot-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url('/assets/images/backpic/back-3.png');
            background-position: center;
            background-size: cover;
            opacity: 0.12;
        }

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

        .hotspot-section .section-title {
            color: #fff;
        }

        .hotspot-section .section-intro {
            color: rgba(255, 255, 255, 0.7);
        }

        .hotspot-item {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            padding: 26px 24px;
            height: 100%;
            transition: var(--transition);
        }

        .hotspot-item:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-4px);
        }

        .hotspot-rank {
            width: 36px;
            height: 36px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1rem;
            margin-bottom: 16px;
        }

        .hotspot-item h4 {
            font-size: 1.02rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .hotspot-item h4 a {
            color: #fff;
        }

        .hotspot-item h4 a:hover {
            color: var(--accent);
        }

        .hotspot-item p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.88rem;
            line-height: 1.6;
        }

        .hotspot-stat {
            display: flex;
            gap: 18px;
            margin-top: 14px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
        }

        /* ===== 数据 ===== */
        .stats-section {
            background: #fff;
            border-bottom: 1px solid var(--border-color);
        }

        .stat-box {
            text-align: center;
            padding: 26px 16px;
            position: relative;
        }

        .stat-box::after {
            content: "";
            position: absolute;
            right: 0;
            top: 20%;
            bottom: 20%;
            width: 1px;
            background: var(--border-color);
        }

        @media (max-width: 768px) {
            .stat-box::after {
                display: none;
            }
        }

        .stat-box:last-child::after {
            display: none;
        }

        .stat-box .stat-icon {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .stat-box .stat-number {
            font-size: 1.9rem;
            font-weight: 800;
            color: var(--text-dark);
        }

        .stat-box .stat-label {
            color: var(--text-mute);
            font-size: 0.9rem;
        }

        /* ===== 时间线 ===== */
        .timeline-wrap {
            margin-top: 20px;
        }

        .timeline-item {
            display: flex;
            gap: 22px;
            padding-bottom: 34px;
            position: relative;
        }

        .timeline-item::before {
            content: "";
            position: absolute;
            left: 13px;
            top: 34px;
            bottom: 0;
            width: 2px;
            background: var(--border-color);
        }

        .timeline-item:last-child::before {
            display: none;
        }

        .timeline-dot {
            width: 28px;
            min-width: 28px;
            height: 28px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            position: relative;
            z-index: 2;
            box-shadow: 0 0 0 5px rgba(239, 106, 0, 0.15);
        }

        .timeline-content {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            flex: 1;
            transition: var(--transition);
        }

        .timeline-content:hover {
            box-shadow: var(--shadow-sm);
        }

        .timeline-content time {
            color: var(--primary);
            font-weight: 700;
            font-size: 0.85rem;
        }

        .timeline-content h4 {
            font-size: 1rem;
            color: var(--text-dark);
            margin: 8px 0 6px;
        }

        .timeline-content p {
            font-size: 0.9rem;
            color: var(--text-mute);
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 880px;
            margin: 0 auto;
        }

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

        .accordion-button {
            font-weight: 700;
            color: var(--text-dark);
            background: #fff;
            padding: 20px 24px;
            font-size: 0.98rem;
        }

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

        .accordion-button:focus {
            box-shadow: none;
        }

        .accordion-body {
            padding: 6px 24px 22px;
            color: var(--text-mute);
            font-size: 0.94rem;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(120deg, #fff0e6, #ffe3d1);
            border-radius: 28px;
            padding: 54px 40px;
            position: relative;
            overflow: hidden;
        }

        @media (max-width: 640px) {
            .cta-section {
                padding: 36px 24px;
            }
        }

        .cta-section h2 {
            color: var(--text-dark);
            font-weight: 800;
            font-size: 1.7rem;
        }

        .cta-section p {
            color: var(--text-body);
        }

        .cta-button {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border: none;
            padding: 14px 28px;
            border-radius: 50px;
            font-weight: 700;
            box-shadow: 0 8px 20px rgba(239, 106, 0, 0.25);
            transition: var(--transition);
        }

        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(239, 106, 0, 0.4);
            color: #fff;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0b1e33;
            color: rgba(255, 255, 255, 0.65);
        }

        .footer-top {
            padding: 56px 0 34px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .brand-icon {
            width: 40px;
            height: 40px;
        }

        .footer-brand .brand-text {
            color: #fff;
            font-size: 1.2rem;
        }

        .footer-desc {
            margin-top: 16px;
            font-size: 0.92rem;
            line-height: 1.7;
            padding-right: 30px;
        }

        .footer-title {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 22px;
            position: relative;
            padding-bottom: 12px;
        }

        .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 36px;
            height: 3px;
            background: var(--primary);
            border-radius: 4px;
        }

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

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.92rem;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 5px;
        }

        .footer-contact {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.92rem;
            margin-bottom: 12px;
        }

        .footer-bottom {
            padding: 22px 0;
            background: rgba(0, 0, 0, 0.25);
        }

        .footer-bottom p {
            margin: 0;
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.85rem;
            text-align: center;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991px) {
            .btn-nav-cta {
                margin: 12px 0 6px;
                display: inline-flex;
                justify-content: center;
            }

            .banner-stats {
                margin-top: 28px;
            }
        }

        @media (max-width: 768px) {
            .category-banner {
                padding: 48px 0;
            }

            .section {
                padding: 54px 0;
            }

            .feature-card .thumb {
                height: 170px;
            }
        }

        @media (max-width: 520px) {
            .category-banner h1 {
                font-size: 1.6rem;
            }

            .banner-stats {
                gap: 14px;
            }

            .banner-stat-item .stat-num {
                font-size: 1.3rem;
            }

            .section-title {
                font-size: 1.45rem;
            }

            .feature-card .thumb {
                height: 158px;
            }

            .cta-section {
                border-radius: 20px;
            }
        }