/* roulang page: index */
:root {
            --primary: #0f4c75;
            --primary-dark: #0a3a5a;
            --primary-light: #1a6b9e;
            --accent: #f39c12;
            --accent-hover: #e67e22;
            --bg-light: #f0f4f8;
            --bg-white: #ffffff;
            --bg-dark: #0a1a2b;
            --text-dark: #1a2b3c;
            --text-body: #4a5a6a;
            --text-muted: #7a8a9a;
            --border: #e2e8f0;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 8px rgba(15, 76, 117, 0.06);
            --shadow: 0 4px 20px rgba(15, 76, 117, 0.08);
            --shadow-lg: 0 10px 35px rgba(15, 76, 117, 0.14);
            --transition: all 0.3s ease;
            --space-section: 90px;
            --space-section-sm: 60px;
            --font-main: -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 80px;
        }

        body {
            font-family: var(--font-main);
            color: var(--text-body);
            background: var(--bg-white);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        .container {
            max-width: 1240px;
            padding: 0 24px;
            margin: 0 auto;
        }

        .section {
            padding: var(--space-section) 0;
        }

        .section-sm {
            padding: var(--space-section-sm) 0;
        }

        .section-label {
            display: inline-block;
            background: rgba(15, 76, 117, 0.08);
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            padding: 6px 18px;
            border-radius: 30px;
            margin-bottom: 16px;
        }

        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-dark);
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: -0.5px;
        }

        .section-sub {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 620px;
            margin: 0 auto;
        }

        .divider {
            width: 52px;
            height: 4px;
            border-radius: 4px;
            background: var(--accent);
            margin: 18px auto;
        }

        /* 导航 */
        .navbar {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            padding: 0;
            box-shadow: 0 2px 12px rgba(15, 76, 117, 0.05);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: nowrap;
        }

        .navbar-brand {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.3px;
            padding: 0;
            display: flex;
            align-items: center;
            gap: 10px;
            line-height: 1.2;
        }

        .navbar-brand i {
            color: var(--accent);
            font-size: 1.5rem;
        }

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

        .navbar-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: auto;
        }

        .navbar-nav .nav-link {
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-body);
            padding: 10px 18px;
            border-radius: 8px;
            transition: var(--transition);
            position: relative;
        }

        .navbar-nav .nav-link:hover {
            color: var(--primary);
            background: rgba(15, 76, 117, 0.05);
        }

        .navbar-nav .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }

        .nav-cta {
            margin-left: 14px;
            padding: 10px 24px !important;
            border-radius: 50px !important;
            font-weight: 600 !important;
            font-size: 0.95rem !important;
            background: var(--primary) !important;
            color: #fff !important;
            box-shadow: 0 4px 14px rgba(15, 76, 117, 0.25);
            transition: var(--transition);
        }

        .nav-cta:hover {
            background: var(--primary-dark) !important;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(15, 76, 117, 0.35);
            color: #fff !important;
        }

        .navbar-toggler {
            border: none;
            padding: 6px 10px;
            font-size: 1.2rem;
            color: var(--primary);
        }

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

        .navbar-toggler i {
            font-size: 1.4rem;
        }

        /* Hero */
        .hero {
            background: linear-gradient(120deg, rgba(10, 26, 43, 0.88) 0%, rgba(10, 26, 43, 0.65) 55%, rgba(15, 76, 117, 0.35) 100%),
                url('/assets/images/backpic/back-1.png') center center/cover no-repeat;
            color: #fff;
            padding: 130px 0 110px;
            position: relative;
            overflow: hidden;
        }

        .hero .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 50px;
            padding: 6px 20px;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            margin-bottom: 24px;
            backdrop-filter: blur(6px);
        }

        .hero h1 {
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: -1px;
            max-width: 660px;
        }

        .hero h1 span {
            color: var(--accent);
        }

        .hero .hero-desc {
            font-size: 1.15rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.9);
            max-width: 560px;
            margin-bottom: 36px;
        }

        .hero .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-brand {
            background: var(--accent);
            color: #1a1a1a;
            font-weight: 700;
            padding: 12px 32px;
            border-radius: 50px;
            border: none;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(243, 156, 18, 0.35);
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-brand:hover {
            background: var(--accent-hover);
            color: #1a1a1a;
            transform: translateY(-2px);
            box-shadow: 0 6px 22px rgba(243, 156, 18, 0.45);
        }

        .btn-outline-light-custom {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            font-weight: 600;
            padding: 10px 28px;
            border-radius: 50px;
            transition: var(--transition);
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 50px;
            flex-wrap: wrap;
        }

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

        .hero-stats .stat-num {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }

        .hero-stats .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        /* 核心说明 */
        .feature-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 34px 28px;
            text-align: center;
            transition: var(--transition);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(15, 76, 117, 0.2);
        }

        .feature-icon {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            color: #fff;
            font-size: 1.6rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            box-shadow: 0 6px 18px rgba(15, 76, 117, 0.25);
        }

        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* 分类入口 */
        .category-section {
            background: var(--bg-light);
        }

        .category-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: row;
            border: 1px solid var(--border);
        }

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

        .category-card .category-img {
            flex: 0 0 46%;
            min-height: 280px;
            position: relative;
            overflow: hidden;
        }

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

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

        .category-card .category-body {
            padding: 40px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            flex: 1;
        }

        .category-tag {
            display: inline-block;
            background: rgba(243, 156, 18, 0.15);
            color: #b45309;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 30px;
            margin-bottom: 14px;
            width: fit-content;
        }

        .category-card h3 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-dark);
            margin-bottom: 12px;
        }

        .category-card p {
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 22px;
        }

        /* 资讯列表 */
        .news-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 30px;
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-3px);
            border-color: rgba(15, 76, 117, 0.15);
        }

        .news-tag {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--primary);
            background: rgba(15, 76, 117, 0.08);
            padding: 4px 14px;
            border-radius: 30px;
            width: fit-content;
            margin-bottom: 12px;
        }

        .news-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.4;
            margin-bottom: 10px;
        }

        .news-title a {
            color: inherit;
        }

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

        .news-desc {
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 16px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }

        .news-date {
            font-size: 0.82rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .read-more {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .read-more:hover {
            color: var(--accent);
            gap: 10px;
        }

        .empty-tip {
            background: var(--bg-light);
            border-radius: var(--radius-md);
            padding: 50px 30px;
            text-align: center;
            color: var(--text-muted);
            font-size: 1rem;
        }

        /* 数据统计 */
        .stats-section {
            background: linear-gradient(120deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: "";
            position: absolute;
            top: -50px;
            right: -50px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
        }

        .stats-section::after {
            content: "";
            position: absolute;
            bottom: -80px;
            left: -30px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
        }

        .stat-box {
            text-align: center;
            padding: 30px 20px;
            position: relative;
            z-index: 1;
        }

        .stat-box .stat-num {
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.2;
            color: #fff;
        }

        .stat-box .stat-num span {
            font-size: 1.5rem;
        }

        .stat-box .stat-label {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 6px;
        }

        .stats-divider {
            border-left: 1px solid rgba(255, 255, 255, 0.15);
            height: 80px;
        }

        @media (max-width: 768px) {
            .stats-divider {
                border-left: 0;
                border-top: 1px solid rgba(255, 255, 255, 0.15);
                width: 80px;
                height: 0;
                margin: 0 auto;
            }
        }

        /* 流程 */
        .process-card {
            text-align: center;
            padding: 30px 20px;
            position: relative;
        }

        .process-card .process-num {
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: var(--accent);
            color: #1a1a1a;
            font-weight: 800;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            box-shadow: 0 4px 14px rgba(243, 156, 18, 0.3);
            position: relative;
            z-index: 1;
        }

        .process-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
        }

        .process-card p {
            font-size: 0.95rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .process-arrow {
            position: absolute;
            top: 50%;
            right: -40px;
            transform: translateY(-50%);
            color: var(--border);
            font-size: 1.4rem;
            z-index: 0;
        }

        @media (max-width: 768px) {
            .process-arrow {
                display: none;
            }
        }

        /* FAQ */
        .faq-section {
            background: var(--bg-light);
        }

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(15, 76, 117, 0.2);
        }

        .faq-question {
            padding: 20px 26px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-dark);
        }

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

        .faq-answer {
            padding: 0 26px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            color: var(--text-muted);
            line-height: 1.7;
            font-size: 0.95rem;
        }

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

        .faq-item.open .faq-answer {
            padding: 0 26px 20px;
            max-height: 300px;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(120deg, var(--primary-dark), var(--primary-light));
            color: #fff;
            text-align: center;
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: -60px;
            left: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
        }

        .cta-section::after {
            content: "";
            position: absolute;
            bottom: -40px;
            right: -40px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
        }

        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 18px;
            position: relative;
            z-index: 1;
        }

        .cta-section p {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 30px;
            position: relative;
            z-index: 1;
        }

        .cta-btn {
            background: var(--accent);
            color: #1a1a1a;
            font-weight: 700;
            font-size: 1.05rem;
            padding: 14px 40px;
            border-radius: 50px;
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
            box-shadow: 0 6px 22px rgba(243, 156, 18, 0.4);
            position: relative;
            z-index: 1;
        }

        .cta-btn:hover {
            background: var(--accent-hover);
            color: #1a1a1a;
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(243, 156, 18, 0.5);
        }

        /* 页脚 */
        .footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 25px;
        }

        .footer .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

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

        .footer p {
            font-size: 0.92rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
        }

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

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

        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.92rem;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            margin-top: 40px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }

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

        /* 响应式 */
        @media (max-width: 1024px) {
            .hero h1 {
                font-size: 2.4rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .category-card {
                flex-direction: column;
            }
            .category-card .category-img {
                min-height: 220px;
                flex: none;
            }
            .stat-box .stat-num {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding: 60px 0;
            }
            .hero {
                padding: 90px 0 70px;
            }
            .hero h1 {
                font-size: 1.9rem;
            }
            .hero .hero-desc {
                font-size: 1rem;
            }
            .hero-stats {
                gap: 24px;
            }
            .hero-stats .stat-num {
                font-size: 1.4rem;
            }
            .navbar-brand {
                font-size: 1.05rem;
            }
            .navbar-brand i {
                font-size: 1.2rem;
            }
            .navbar-nav {
                padding: 12px 0;
            }
            .navbar-nav .nav-link {
                padding: 8px 16px;
            }
            .nav-cta {
                margin-left: 0;
                margin-top: 8px;
                display: inline-block;
                text-align: center;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .category-card .category-body {
                padding: 28px 24px;
            }
            .category-card h3 {
                font-size: 1.3rem;
            }
            .cta-section h2 {
                font-size: 1.7rem;
            }
            .cta-btn {
                padding: 12px 30px;
                font-size: 1rem;
            }
            .stats-divider {
                display: block;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .hero .hero-btns .btn-brand,
            .hero .hero-btns .btn-outline-light-custom {
                width: 100%;
                justify-content: center;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .feature-card {
                padding: 24px 20px;
            }
            .news-card {
                padding: 20px;
            }
            .stat-box .stat-num {
                font-size: 1.8rem;
            }
            .faq-question {
                padding: 16px 18px;
                font-size: 0.95rem;
            }
            .faq-answer {
                padding: 0 18px;
            }
            .footer {
                padding: 40px 0 20px;
            }
        }

        /* 可访问性 */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(243, 156, 18, 0.5);
            outline-offset: 2px;
        }

        .navbar .nav-link:focus-visible {
            outline: 2px solid var(--primary);
            border-radius: 8px;
        }

/* roulang page: article */
:root {
            --primary: #0f3b5f;
            --primary-dark: #08283f;
            --primary-light: #e8f1fa;
            --accent: #ff7a1a;
            --accent-dark: #e85d0f;
            --accent-light: #fff3e9;
            --bg-body: #f5f7fb;
            --bg-white: #ffffff;
            --bg-dark: #0c1e2f;
            --text-color: #1e293b;
            --text-muted: #65758c;
            --border-color: #e2e8f0;
            --border-light: #eef2f8;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-pill: 50rem;
            --shadow-sm: 0 2px 10px rgba(12, 39, 66, 0.05);
            --shadow-md: 0 10px 30px rgba(12, 39, 66, 0.08);
            --shadow-lg: 0 24px 60px rgba(12, 39, 66, 0.12);
            --transition: all .3s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            background: var(--bg-body);
            color: var(--text-color);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-padding {
            padding: 80px 0;
        }

        /* ========== 导航 ========== */
        .navbar {
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-light);
            padding: 14px 0;
            box-shadow: 0 2px 20px rgba(12, 39, 66, 0.04);
            position: sticky;
            top: 0;
            z-index: 1050;
        }
        .navbar-brand {
            font-weight: 800;
            font-size: 1.22rem;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.3px;
        }
        .navbar-brand i {
            color: var(--accent);
            font-size: 1.35rem;
        }
        .navbar-brand:hover {
            color: var(--primary);
        }
        .navbar-nav {
            align-items: center;
            gap: 4px;
        }
        .nav-link {
            font-weight: 500;
            color: var(--text-color);
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            transition: var(--transition);
            font-size: 0.95rem;
        }
        .nav-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-link.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 600;
        }
        .nav-cta {
            background: linear-gradient(135deg, var(--accent), #ff9636);
            color: #fff;
            border: none;
            padding: 9px 26px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 0.93rem;
            margin-left: 14px;
            box-shadow: 0 6px 18px rgba(255, 122, 26, 0.28);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(255, 122, 26, 0.36);
            color: #fff;
            background: linear-gradient(135deg, var(--accent-dark), var(--accent));
        }
        .navbar-toggler {
            border: none;
            background: var(--primary-light);
            color: var(--primary);
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            padding: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(15, 59, 95, 0.2);
            outline: none;
        }

        /* ========== 页面横幅 ========== */
        .page-banner {
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            padding: 110px 0 80px;
            position: relative;
            border-bottom: none;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(8, 40, 63, 0.92), rgba(15, 59, 95, 0.82), rgba(8, 40, 63, 0.92));
            z-index: 1;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-custom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 18px;
            padding: 8px 18px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-pill);
            display: inline-flex;
            backdrop-filter: blur(8px);
        }
        .breadcrumb-custom a {
            color: rgba(255, 255, 255, 0.85);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb-custom a:hover {
            color: #fff;
        }
        .breadcrumb-custom .sep {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.75rem;
        }
        .breadcrumb-custom .current {
            color: var(--accent);
            font-weight: 500;
            max-width: 300px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .banner-title {
            color: #fff;
            font-size: clamp(1.8rem, 3.4vw, 2.8rem);
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 20px;
            max-width: 860px;
            letter-spacing: 0.5px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
        }
        .banner-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            color: rgba(255, 255, 255, 0.9);
            font-size: 0.92rem;
        }
        .banner-meta .meta-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-pill);
            backdrop-filter: blur(6px);
        }
        .banner-meta .meta-badge i {
            color: var(--accent);
        }
        .banner-meta .category-chip {
            background: linear-gradient(135deg, var(--accent), #ff9636);
            color: #fff;
            border: none;
            padding: 6px 18px;
            border-radius: var(--radius-pill);
            font-weight: 600;
        }

        /* ========== 文章主体 ========== */
        .article-layout {
            padding: 60px 0 40px;
        }
        .article-main {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 52px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
        }
        .article-body {
            line-height: 2;
            color: #334155;
            font-size: 1.04rem;
        }
        .article-body h2 {
            color: var(--primary);
            font-size: 1.5rem;
            font-weight: 700;
            margin: 40px 0 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--primary-light);
        }
        .article-body h3 {
            color: var(--primary);
            font-size: 1.25rem;
            font-weight: 700;
            margin: 32px 0 14px;
        }
        .article-body p {
            margin-bottom: 22px;
            color: #42556b;
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 22px;
            padding-left: 1.4rem;
            color: #42556b;
        }
        .article-body li {
            margin-bottom: 8px;
        }
        .article-body blockquote {
            border-left: 4px solid var(--accent);
            background: var(--accent-light);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 20px 24px;
            margin: 28px 0;
            color: #4a3d30;
            font-style: normal;
        }
        .article-body img {
            border-radius: var(--radius-md);
            margin: 28px 0;
            box-shadow: var(--shadow-sm);
        }
        .article-body a {
            color: var(--accent-dark);
            font-weight: 500;
            border-bottom: 1px dashed var(--accent);
        }
        .article-body a:hover {
            color: var(--accent);
            border-bottom-style: solid;
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 28px 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
            font-size: 0.95rem;
        }
        .article-body table th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            padding: 12px 16px;
            border: none;
        }
        .article-body table td {
            padding: 12px 16px;
            border: 1px solid var(--border-light);
            color: #42556b;
            background: #fafbfd;
        }
        .article-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--border-color), transparent);
            margin: 40px 0;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 28px;
        }
        .tag-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: var(--radius-pill);
            font-size: 0.85rem;
            font-weight: 500;
        }
        .tag-item i {
            color: var(--accent);
            font-size: 0.75rem;
        }
        .article-nav {
            display: flex;
            justify-content: space-between;
            gap: 16px;
            margin-top: 40px;
            flex-wrap: wrap;
        }
        .article-nav .btn-back {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 26px;
            background: var(--primary);
            color: #fff;
            border-radius: var(--radius-pill);
            font-weight: 600;
            border: none;
            font-size: 0.92rem;
            transition: var(--transition);
            box-shadow: 0 6px 16px rgba(15, 59, 95, 0.2);
        }
        .article-nav .btn-back:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(15, 59, 95, 0.28);
            color: #fff;
        }

        /* ========== 侧边栏 ========== */
        .widget {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            margin-bottom: 24px;
            transition: var(--transition);
        }
        .widget:hover {
            box-shadow: var(--shadow-md);
        }
        .widget-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
            position: relative;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--primary-light);
        }
        .widget-title i {
            color: var(--accent);
            font-size: 1rem;
        }
        .widget-title::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 48px;
            height: 2px;
            background: linear-gradient(90deg, var(--accent), transparent);
            border-radius: 2px;
        }
        .sidebar-info-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-info-list li {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px dashed var(--border-light);
            font-size: 0.9rem;
        }
        .sidebar-info-list li:last-child {
            border-bottom: none;
        }
        .sidebar-info-list .info-label {
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-info-list .info-label i {
            color: var(--accent);
            width: 16px;
        }
        .sidebar-info-list .info-value {
            font-weight: 600;
            color: var(--primary);
        }
        .sidebar-news-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-news-list li {
            padding: 12px 0;
            border-bottom: 1px dashed var(--border-light);
        }
        .sidebar-news-list li:last-child {
            border-bottom: none;
        }
        .sidebar-news-list a {
            display: block;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-color);
            line-height: 1.6;
            transition: var(--transition);
            padding-right: 0;
        }
        .sidebar-news-list a:hover {
            color: var(--accent-dark);
            padding-left: 6px;
        }
        .sidebar-news-list .news-meta {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .sidebar-news-list .news-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            display: inline-block;
            flex-shrink: 0;
        }

        /* ========== 延伸阅读 ========== */
        .related-section {
            padding: 60px 0 80px;
            background: transparent;
        }
        .section-heading {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-heading .subtitle {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--accent);
            font-size: 0.88rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            margin-bottom: 8px;
        }
        .section-heading .subtitle i {
            font-size: 0.9rem;
        }
        .section-heading h2 {
            font-size: clamp(1.6rem, 2.6vw, 2.2rem);
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .section-heading p {
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto;
            font-size: 0.98rem;
            line-height: 1.8;
        }
        .related-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
            margin-bottom: 24px;
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .related-card .card-img-wrap {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        .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(1.06);
        }
        .related-card .card-img-wrap::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60%;
            background: linear-gradient(180deg, transparent, rgba(8, 40, 63, 0.35));
            pointer-events: none;
        }
        .related-card .card-category {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary);
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            font-size: 0.78rem;
            font-weight: 600;
            backdrop-filter: blur(6px);
        }
        .related-card .card-body {
            padding: 22px 22px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card .card-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-color);
            line-height: 1.55;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 50px;
            transition: var(--transition);
        }
        .related-card .card-title:hover {
            color: var(--accent-dark);
        }
        .related-card .card-excerpt {
            font-size: 0.86rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 14px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border-light);
            padding-top: 14px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .related-card .card-meta i {
            color: var(--accent);
            margin-right: 5px;
        }

        /* ========== CTA区 ========== */
        .cta-section {
            background: var(--bg-dark);
            position: relative;
            padding: 80px 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            position: relative;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(8, 40, 63, 0.94), rgba(12, 30, 47, 0.88));
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-inner {
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            color: #fff;
            font-size: clamp(1.6rem, 3vw, 2.4rem);
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, 0.82);
            font-size: 1rem;
            max-width: 560px;
            margin: 0 auto 36px;
            line-height: 1.8;
        }
        .cta-btns {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, var(--accent), #ff9636);
            color: #fff;
            border: none;
            padding: 14px 38px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 1rem;
            box-shadow: 0 10px 30px rgba(255, 122, 26, 0.3);
            transition: var(--transition);
        }
        .btn-cta-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(255, 122, 26, 0.42);
            color: #fff;
        }
        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.75);
            padding: 12px 34px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
        }
        .btn-cta-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-3px);
        }

        /* ========== 内容未找到 ========== */
        .not-found-section {
            padding: 100px 0 110px;
        }
        .not-found-box {
            text-align: center;
            max-width: 560px;
            margin: 0 auto;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 60px 40px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border-light);
        }
        .not-found-box .nf-icon {
            width: 88px;
            height: 88px;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            margin-bottom: 24px;
        }
        .not-found-box h1 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .not-found-box p {
            color: var(--text-muted);
            margin-bottom: 32px;
            font-size: 1rem;
        }
        .not-found-box .btn-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 36px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 1rem;
            box-shadow: 0 8px 20px rgba(15, 59, 95, 0.2);
            transition: var(--transition);
        }
        .not-found-box .btn-home:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            color: #fff;
            box-shadow: 0 12px 28px rgba(15, 59, 95, 0.28);
        }

        /* ========== 页脚 ========== */
        .footer {
            background: #0c1e2f;
            color: rgba(255, 255, 255, 0.75);
            padding: 60px 0 0;
            border-top: 4px solid var(--accent);
        }
        .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand i {
            color: var(--accent);
        }
        .footer p {
            font-size: 0.88rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.88rem;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 8px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            margin-top: 48px;
            text-align: center;
            background: rgba(0, 0, 0, 0.2);
            border-radius: 0;
        }
        .footer-bottom p {
            font-size: 0.84rem;
            margin: 0;
            color: rgba(255, 255, 255, 0.5);
        }

        /* ========== 移动端断点 ========== */
        @media (max-width: 991.98px) {
            .navbar-nav {
                padding: 14px 0 6px;
                gap: 2px;
            }
            .nav-link {
                padding: 10px 16px;
            }
            .nav-cta {
                margin: 10px 0 6px;
                display: flex;
                justify-content: center;
            }
            .article-main {
                padding: 36px;
            }
            .page-banner {
                padding: 90px 0 60px;
            }
        }
        @media (max-width: 767.98px) {
            .section-padding {
                padding: 60px 0;
            }
            .page-banner {
                padding: 70px 0 46px;
            }
            .banner-title {
                font-size: 1.5rem;
            }
            .breadcrumb-custom {
                font-size: 0.8rem;
                flex-wrap: nowrap;
                max-width: 100%;
                overflow: hidden;
            }
            .breadcrumb-custom .current {
                max-width: 160px;
            }
            .article-layout {
                padding: 40px 0 30px;
            }
            .article-main {
                padding: 26px 20px;
                border-radius: var(--radius-md);
            }
            .article-body {
                font-size: 1rem;
                line-height: 1.85;
            }
            .article-body h2 {
                font-size: 1.3rem;
            }
            .article-body h3 {
                font-size: 1.1rem;
            }
            .widget {
                padding: 22px;
            }
            .related-card {
                margin-bottom: 16px;
            }
            .related-card .card-img-wrap {
                height: 180px;
            }
            .cta-section {
                padding: 60px 0;
            }
            .cta-btns {
                flex-direction: column;
                align-items: center;
            }
            .cta-btns .btn-cta-primary,
            .cta-btns .btn-cta-outline {
                width: 100%;
                justify-content: center;
            }
        }
        @media (max-width: 575.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
            .article-layout {
                padding: 28px 0 20px;
            }
            .article-main {
                padding: 22px 16px;
            }
            .banner-meta {
                gap: 10px;
                flex-direction: column;
                align-items: flex-start;
            }
            .breadcrumb-custom {
                padding: 6px 14px;
                max-width: 100%;
                overflow-x: auto;
                white-space: nowrap;
            }
            .breadcrumb-custom .current {
                max-width: 120px;
            }
            .not-found-box {
                padding: 40px 24px;
            }
            .footer {
                padding-top: 40px;
            }
            .footer-bottom {
                margin-top: 32px;
            }
            .related-card .card-img-wrap {
                height: 160px;
            }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1b3a5c;
            --primary-dark: #132a44;
            --primary-light: #2a5c8e;
            --accent: #f0652a;
            --accent-light: #ff8b3d;
            --accent-bg: #fff3ed;
            --bg-page: #f6f8fc;
            --bg-card: #ffffff;
            --bg-soft: #eef4fa;
            --text-main: #213243;
            --text-muted: #64748b;
            --border: #e3ebf2;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 10px rgba(27, 58, 92, 0.06);
            --shadow-md: 0 8px 26px rgba(27, 58, 92, 0.09);
            --shadow-lg: 0 18px 45px rgba(27, 58, 92, 0.13);
            --transition: all 0.32s ease;
            --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            color: var(--text-main);
            background: var(--bg-page);
            line-height: 1.72;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
        }

        .section {
            padding: 88px 0;
        }

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

        .section-head {
            max-width: 660px;
            margin-bottom: 48px;
        }

        .section-head .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-bg);
            color: var(--accent);
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            padding: 6px 18px;
            border-radius: 40px;
            margin-bottom: 14px;
        }

        .section-head h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 1rem;
            margin: 0;
        }

        /* ===== 导航 ===== */
        .navbar {
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(227, 235, 242, 0.8);
            padding: 14px 0;
            box-shadow: 0 4px 20px rgba(27, 58, 92, 0.04);
            position: sticky;
            top: 0;
            z-index: 999;
        }

        .navbar-brand {
            font-weight: 800;
            font-size: 1.3rem;
            color: var(--primary) !important;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            letter-spacing: -0.3px;
        }

        .navbar-brand i {
            color: var(--accent);
            font-size: 1.5rem;
            background: var(--accent-bg);
            width: 38px;
            height: 38px;
            border-radius: 12px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .navbar-toggler {
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 8px 12px;
            color: var(--primary);
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(240, 101, 42, 0.2);
        }

        .navbar-toggler i {
            font-size: 1.2rem;
        }

        .navbar-nav.ms-auto {
            gap: 4px;
        }

        .nav-link {
            font-weight: 600;
            color: #29405a !important;
            padding: 9px 20px !important;
            border-radius: 40px;
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .nav-link:hover {
            color: var(--accent) !important;
            background: var(--accent-bg);
        }

        .nav-link.active {
            color: var(--accent) !important;
            background: var(--accent-bg);
            font-weight: 700;
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff !important;
            border: none;
            border-radius: 40px;
            padding: 10px 28px;
            font-weight: 600;
            margin-left: 16px;
            box-shadow: 0 6px 18px rgba(240, 101, 42, 0.33);
            transition: var(--transition);
            font-size: 0.92rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(240, 101, 42, 0.42);
            color: #fff !important;
        }

        .nav-cta i {
            font-size: 0.85rem;
        }

        /* ===== 页面 Banner ===== */
        .page-hero {
            position: relative;
            padding: 110px 0 96px;
            background-position: center;
            background-size: cover;
            background-repeat: no-repeat;
            color: #fff;
            overflow: hidden;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(16, 35, 62, 0.92) 0%, rgba(27, 58, 92, 0.7) 100%);
        }

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

        .hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 18px;
            background: rgba(255, 255, 255, 0.12);
            display: inline-flex;
            padding: 7px 18px;
            border-radius: 40px;
            backdrop-filter: blur(4px);
        }

        .hero-breadcrumb a {
            color: rgba(255, 255, 255, 0.9);
        }

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

        .hero-breadcrumb i {
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.5);
        }

        .page-hero h1 {
            font-size: 3rem;
            font-weight: 800;
            letter-spacing: -1px;
            line-height: 1.2;
            margin-bottom: 16px;
        }

        .page-hero p {
            font-size: 1.08rem;
            max-width: 640px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 0;
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            margin-top: 34px;
        }

        .hero-stats .hs-item {
            display: flex;
            align-items: center;
            gap: 12px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 16px;
            padding: 12px 22px;
            backdrop-filter: blur(6px);
        }

        .hero-stats .hs-number {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--accent-light);
        }

        .hero-stats .hs-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.3;
        }

        /* ===== 筛选条 ===== */
        .category-filter {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border);
            padding: 26px 0;
        }

        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            background: var(--bg-card);
            padding: 14px 20px;
            border-radius: 60px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }

        .filter-label {
            font-weight: 700;
            color: var(--text-muted);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-right: 4px;
        }

        .filter-label i {
            color: var(--accent);
        }

        .filter-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #f0f4f8;
            color: var(--text-main);
            padding: 9px 22px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .filter-link:hover {
            background: #e2ebf3;
            color: var(--primary);
        }

        .filter-link.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 6px 18px rgba(27, 58, 92, 0.25);
        }

        /* ===== 资讯卡片 ===== */
        .news-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: #d3e0ea;
        }

        .news-card-thumb {
            position: relative;
            overflow: hidden;
            height: 218px;
        }

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

        .news-card:hover .news-card-thumb img {
            transform: scale(1.06);
        }

        .news-card-thumb .card-cat {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(255, 255, 255, 0.95);
            color: var(--primary);
            font-size: 0.78rem;
            font-weight: 700;
            padding: 6px 16px;
            border-radius: 40px;
            letter-spacing: 0.3px;
            backdrop-filter: blur(6px);
        }

        .news-card-thumb .card-cat.orange {
            color: var(--accent);
        }

        .news-card-body {
            padding: 24px 24px 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .news-card-body h3 {
            font-size: 1.02rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 12px;
            transition: var(--transition);
        }

        .news-card-body h3 a:hover {
            color: var(--accent);
        }

        .news-card-body p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.68;
            margin-bottom: 18px;
            flex: 1;
        }

        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid #eef3f7;
            padding-top: 16px;
            color: var(--text-muted);
            font-size: 0.82rem;
        }

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

        .news-meta i {
            color: var(--accent);
            font-size: 0.8rem;
        }

        .read-more {
            color: var(--primary);
            font-weight: 700;
            font-size: 0.84rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .read-more:hover {
            color: var(--accent);
        }

        /* ===== 数据统计板块 ===== */
        .stats-section {
            position: relative;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 55%, #29527a 100%);
            color: #fff;
            padding: 84px 0;
            overflow: hidden;
        }

        .stats-section::before {
            content: "";
            position: absolute;
            top: -100px;
            right: -100px;
            width: 320px;
            height: 320px;
            background: rgba(240, 101, 42, 0.18);
            border-radius: 50%;
        }

        .stats-section::after {
            content: "";
            position: absolute;
            bottom: -140px;
            left: -60px;
            width: 300px;
            height: 300px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
        }

        .stats-section .container {
            position: relative;
            z-index: 1;
        }

        .stats-head {
            text-align: center;
            max-width: 600px;
            margin: 0 auto 52px;
        }

        .stats-head h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
        }

        .stats-head p {
            color: rgba(255, 255, 255, 0.7);
            margin: 12px 0 0;
        }

        .stat-card {
            text-align: center;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 20px;
            padding: 30px 18px;
            backdrop-filter: blur(8px);
            transition: var(--transition);
            height: 100%;
        }

        .stat-card:hover {
            background: rgba(255, 255, 255, 0.14);
            transform: translateY(-5px);
        }

        .stat-card .stat-icon {
            font-size: 1.6rem;
            color: var(--accent-light);
            margin-bottom: 10px;
        }

        .stat-card .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }

        .stat-card .stat-number em {
            font-style: normal;
            color: var(--accent-light);
            font-size: 1.8rem;
        }

        .stat-card .stat-label {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.9rem;
            margin-top: 4px;
        }

        /* ===== 流程步骤 ===== */
        .process-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            padding: 34px 28px;
            box-shadow: var(--shadow-sm);
            height: 100%;
            position: relative;
            transition: var(--transition);
        }

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

        .process-step {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: var(--accent);
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            border-radius: 14px;
            margin-bottom: 22px;
            box-shadow: 0 6px 16px rgba(240, 101, 42, 0.3);
        }

        .process-card .icon-wrap {
            width: 52px;
            height: 52px;
            border-radius: 16px;
            background: var(--accent-bg);
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            margin-bottom: 18px;
        }

        .process-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .process-card p {
            color: var(--text-muted);
            font-size: 0.89rem;
            margin: 0;
        }

        /* ===== CTA 订阅 ===== */
        .cta-section {
            padding: 80px 0;
            background: var(--bg-page);
        }

        .cta-box {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: 28px;
            padding: 64px 68px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 18px 50px rgba(27, 58, 92, 0.2);
        }

        .cta-box::after {
            content: "";
            position: absolute;
            top: -80px;
            right: -60px;
            width: 260px;
            height: 260px;
            background: rgba(240, 101, 42, 0.2);
            border-radius: 50%;
        }

        .cta-box .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-box h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            margin-bottom: 12px;
        }

        .cta-box p {
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 0;
            max-width: 460px;
        }

        .cta-form-wrap {
            position: relative;
            z-index: 1;
            max-width: 500px;
            width: 100%;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            background: rgba(255, 255, 255, 0.12);
            padding: 8px;
            border-radius: 60px;
            border: 1px solid rgba(255, 255, 255, 0.22);
            backdrop-filter: blur(6px);
        }

        .cta-form .form-control {
            background: transparent;
            border: none;
            color: #fff;
            padding: 12px 20px;
            font-size: 0.95rem;
            box-shadow: none;
        }

        .cta-form .form-control:focus {
            background: rgba(255, 255, 255, 0.06);
        }

        .cta-form .form-control::placeholder {
            color: rgba(255, 255, 255, 0.65);
        }

        .cta-form .btn {
            background: var(--accent);
            color: #fff;
            border: none;
            border-radius: 50px;
            padding: 12px 30px;
            font-weight: 700;
            white-space: nowrap;
            transition: var(--transition);
        }

        .cta-form .btn:hover {
            background: var(--accent-light);
            box-shadow: 0 8px 22px rgba(240, 101, 42, 0.4);
        }

        .cta-alert {
            margin-top: 14px;
            color: #a7f3d0;
            font-size: 0.9rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-card);
        }

        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
        }

        .accordion-item {
            border: 1px solid var(--border) !important;
            border-radius: 16px !important;
            overflow: hidden;
            margin-bottom: 14px;
            background: var(--bg-card);
            box-shadow: var(--shadow-sm);
        }

        .accordion-button {
            font-weight: 700;
            color: var(--text-main);
            background: var(--bg-card);
            padding: 20px 26px;
            font-size: 0.97rem;
            transition: var(--transition);
        }

        .accordion-button:not(.collapsed) {
            background: var(--accent-bg);
            color: var(--primary);
            box-shadow: none;
        }

        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(240, 101, 42, 0.15);
        }

        .accordion-button::after {
            background-size: 0.9rem;
            opacity: 0.6;
        }

        .accordion-body {
            color: var(--text-muted);
            padding: 20px 26px 24px;
            font-size: 0.93rem;
            line-height: 1.7;
            border-top: 1px solid #eef3f7;
        }

        .accordion-body i {
            color: var(--accent);
            margin-right: 6px;
        }

        /* ===== 页脚 ===== */
        .footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 70px 0 0;
        }

        .footer-brand {
            font-size: 1.35rem;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }

        .footer-brand i {
            color: var(--accent);
            font-size: 1.4rem;
        }

        .footer p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            line-height: 1.7;
            margin: 0;
        }

        .footer h5 {
            color: #fff;
            font-weight: 700;
            margin-bottom: 18px !important;
        }

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

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 22px 0;
            margin-top: 50px;
            text-align: center;
        }

        .footer-bottom p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
            margin: 0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: #fff;
                border-radius: 18px;
                padding: 18px;
                margin-top: 12px;
                border: 1px solid var(--border);
                box-shadow: var(--shadow-md);
            }

            .navbar-nav.ms-auto {
                gap: 2px;
                margin-bottom: 12px;
            }

            .nav-link {
                text-align: center;
                padding: 10px !important;
            }

            .nav-cta {
                margin-left: 0;
                width: 100%;
                justify-content: center;
            }

            .page-hero {
                padding: 90px 0 76px;
            }

            .page-hero h1 {
                font-size: 2.4rem;
            }

            .cta-box {
                padding: 48px 36px;
            }

            .cta-box .cta-content {
                margin-bottom: 30px;
            }

            .cta-form-wrap {
                max-width: 100%;
            }
        }

        @media (max-width: 767.98px) {
            .section {
                padding: 64px 0;
            }

            .page-hero h1 {
                font-size: 1.9rem;
            }

            .page-hero p {
                font-size: 0.95rem;
            }

            .hero-stats {
                gap: 16px;
            }

            .hero-stats .hs-item {
                padding: 10px 16px;
                flex: 1 1 auto;
            }

            .hero-stats .hs-number {
                font-size: 1.3rem;
            }

            .filter-bar {
                border-radius: 20px;
                gap: 10px;
            }

            .filter-link {
                padding: 8px 16px;
                font-size: 0.85rem;
            }

            .section-head h2 {
                font-size: 1.6rem;
            }

            .news-card-thumb {
                height: 200px;
            }

            .stats-section {
                padding: 64px 0;
            }

            .stat-card {
                padding: 24px 14px;
            }

            .stat-card .stat-number {
                font-size: 2rem;
            }

            .cta-box {
                padding: 40px 24px;
                border-radius: 20px;
            }

            .cta-box h2 {
                font-size: 1.5rem;
            }

            .cta-form {
                flex-direction: column;
                border-radius: 24px;
            }

            .cta-form .btn {
                width: 100%;
            }

            .process-card {
                padding: 26px 22px;
            }

            .footer {
                padding-top: 50px;
            }

            .footer-bottom {
                margin-top: 36px;
            }
        }

        @media (max-width: 575.98px) {
            .page-hero {
                padding: 70px 0 56px;
            }

            .hero-breadcrumb {
                font-size: 0.8rem;
            }

            .page-hero h1 {
                font-size: 1.6rem;
            }

            .hero-stats {
                flex-direction: column;
                gap: 10px;
            }

            .hero-stats .hs-item {
                width: 100%;
            }

            .section-head h2 {
                font-size: 1.4rem;
            }

            .navbar-brand {
                font-size: 1.1rem;
            }

            .navbar-brand i {
                width: 32px;
                height: 32px;
                font-size: 1.2rem;
            }

            .news-card-body {
                padding: 20px 18px;
            }
        }