/* roulang page: index */
/* ========== 设计变量 ========== */
        :root {
            --primary: #1B4F9C;
            --primary-dark: #143D7A;
            --primary-light: rgba(27, 79, 156, 0.08);
            --neon: #00E5A0;
            --neon-dark: #2DE1C2;
            --bg-light: #F5F8FC;
            --bg-dark: #0E1726;
            --bg-dark-2: #111C2E;
            --text-title: #1A2A3A;
            --text-body: #3D4C5E;
            --text-muted: #8A97A8;
            --border: #E3EAF2;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 2px 12px rgba(16, 42, 84, 0.06);
            --shadow-hover: 0 8px 24px rgba(16, 42, 84, 0.12);
            --neon-glow: 0 0 12px rgba(0, 229, 160, 0.45);
            --font-stack: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-stack);
            color: var(--text-body);
            background: #FFFFFF;
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s ease;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-title);
            font-weight: 700;
            line-height: 1.3;
        }

        .container {
            max-width: 1200px;
        }

        /* ========== 区块标题统一样式 ========== */
        .section-title-wrap {
            margin-bottom: 44px;
        }

        .section-title-wrap h2 {
            font-size: 30px;
            position: relative;
            padding-left: 18px;
            border-left: 4px solid var(--primary);
            margin-bottom: 12px;
        }

        .section-title-wrap .section-sub {
            color: var(--text-muted);
            font-size: 15px;
            max-width: 640px;
            margin-left: 22px;
        }

        @media (max-width: 768px) {
            .section-title-wrap h2 {
                font-size: 23px;
            }
            .section-title-wrap .section-sub {
                font-size: 14px;
                margin-left: 18px;
            }
        }

        /* ========== 按钮系统 ========== */
        .btn {
            border-radius: var(--radius-btn);
            padding: 11px 28px;
            font-weight: 600;
            font-size: 15px;
            transition: all .25s ease;
            border: 1px solid transparent;
        }

        .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff !important;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 0 14px rgba(0, 229, 160, 0.35);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--primary);
            color: var(--primary) !important;
        }

        .btn-outline:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary-dark) !important;
        }

        .btn-neon {
            background: var(--neon);
            color: var(--bg-dark) !important;
            border-color: var(--neon);
            font-weight: 600;
        }

        .btn-neon:hover {
            box-shadow: var(--neon-glow);
            transform: translateY(-1px);
            border-color: var(--neon-dark);
            background: var(--neon-dark);
            color: var(--bg-dark) !important;
        }

        .btn-lg-cta {
            height: 52px;
            padding: 0 36px;
            font-size: 16px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        /* ========== 导航 ========== */
        .custom-navbar {
            background: var(--bg-dark);
            min-height: 64px;
            border-bottom: 2px solid rgba(0, 229, 160, 0.25);
            padding-top: 0;
            padding-bottom: 0;
        }

        .custom-navbar .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-weight: 700;
            font-size: 17px;
            padding: 10px 0;
        }

        .custom-navbar .navbar-brand:hover {
            color: #fff;
        }

        .brand-mark {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary) 0%, var(--neon) 100%);
            position: relative;
            display: inline-block;
            flex-shrink: 0;
        }

        .brand-mark::after {
            content: "";
            position: absolute;
            top: 6px;
            left: 6px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            border: 2px solid var(--bg-dark);
        }

        .custom-navbar .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.92);
            font-size: 15px;
            font-weight: 500;
            padding: 22px 18px;
            transition: color .25s ease, box-shadow .25s ease, text-shadow .25s ease;
            position: relative;
        }

        .custom-navbar .navbar-nav .nav-link:hover {
            color: #ffffff;
        }

        .custom-navbar .navbar-nav .nav-link:hover::after {
            content: "";
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 0;
            height: 2px;
            background: var(--neon);
            border-radius: 2px;
        }

        .custom-navbar .navbar-nav .nav-link.active {
            color: var(--neon-dark) !important;
            text-shadow: 0 0 8px rgba(45, 225, 194, 0.4);
        }

        .custom-navbar .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 0;
            height: 2px;
            background: var(--neon);
            box-shadow: 0 0 8px rgba(45, 225, 194, 0.7);
            border-radius: 2px;
        }

        .custom-navbar .navbar-nav .nav-link.active,
        .custom-navbar .navbar-nav .nav-link:focus {
            outline: none;
        }

        .navbar-toggler {
            border: none;
            padding: 8px 10px;
        }

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

        .navbar-toggler .navbar-toggler-icon {
            background-image: none;
            width: 24px;
            height: 2px;
            background: #fff;
            position: relative;
            display: inline-block;
            transition: background .2s;
        }

        .navbar-toggler .navbar-toggler-icon::before,
        .navbar-toggler .navbar-toggler-icon::after {
            content: "";
            position: absolute;
            left: 0;
            width: 24px;
            height: 2px;
            background: #fff;
        }

        .navbar-toggler .navbar-toggler-icon::before {
            top: -7px;
        }

        .navbar-toggler .navbar-toggler-icon::after {
            top: 7px;
        }

        .nav-cta-btn {
            margin-left: 14px;
            padding: 8px 22px;
            font-size: 14px;
            border-radius: 8px;
            white-space: nowrap;
        }

        @media (max-width: 991.98px) {
            .custom-navbar {
                min-height: 56px;
            }
            .custom-navbar .navbar-collapse {
                background: var(--bg-dark);
                border-top: 1px solid rgba(255, 255, 255, 0.08);
                padding: 10px 0 16px;
            }
            .custom-navbar .navbar-nav .nav-link {
                padding: 14px 16px;
                font-size: 16px;
            }
            .custom-navbar .navbar-nav .nav-link:hover::after,
            .custom-navbar .navbar-nav .nav-link.active::after {
                display: none;
            }
            .nav-cta-btn {
                margin-left: 0;
                margin-top: 10px;
                display: inline-block;
                width: auto;
            }
        }

        /* ========== Hero 首屏 ========== */
        .hero-section {
            background: var(--bg-light);
            position: relative;
            padding: 80px 0 88px;
            overflow: hidden;
        }

        .hero-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(27, 79, 156, 0.04) 1px, transparent 1px),
                linear-gradient(90deg, rgba(27, 79, 156, 0.04) 1px, transparent 1px);
            background-size: 32px 32px;
            pointer-events: none;
        }

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

        .hero-content .hero-tagline {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .hero-content h1 {
            font-size: 40px;
            line-height: 1.25;
            color: var(--text-title);
            margin-bottom: 18px;
            font-weight: 800;
            letter-spacing: 0.5px;
        }

        .hero-content h1 .highlight {
            color: var(--primary);
            position: relative;
        }

        .hero-content .hero-subtitle {
            font-size: 18px;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 26px;
            max-width: 500px;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 32px;
        }

        .hero-badges .trust-badge {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 7px 18px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 1px 4px rgba(16, 42, 84, 0.05);
        }

        .hero-badges .trust-badge .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--neon);
            display: inline-block;
            box-shadow: 0 0 6px rgba(0, 229, 160, 0.7);
        }

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

        .hero-visual {
            position: relative;
        }

        .hero-visual .visual-card {
            background: #fff;
            border-radius: 16px;
            box-shadow: 0 12px 32px rgba(16, 42, 84, 0.10);
            border: 1px solid var(--border);
            overflow: hidden;
            position: relative;
        }

        .hero-visual .visual-card img {
            width: 100%;
            height: auto;
            display: block;
        }

        .hero-visual .float-badge {
            position: absolute;
            top: 18px;
            right: 18px;
            background: #fff;
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            padding: 7px 16px;
            border-radius: 999px;
            box-shadow: 0 4px 12px rgba(16, 42, 84, 0.15);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-visual .float-badge i {
            color: var(--neon-dark);
        }

        .hero-visual .visual-back {
            position: absolute;
            bottom: -16px;
            left: -16px;
            width: 120px;
            height: 120px;
            border-radius: 16px;
            object-fit: cover;
            opacity: 0.35;
            border: 3px solid #fff;
            box-shadow: 0 4px 16px rgba(16, 42, 84, 0.10);
            z-index: 2;
        }

        @media (max-width: 991.98px) {
            .hero-section {
                padding: 56px 0 60px;
            }
            .hero-content h1 {
                font-size: 30px;
            }
            .hero-content .hero-subtitle {
                font-size: 16px;
            }
            .hero-visual {
                margin-top: 32px;
            }
        }

        @media (max-width: 575.98px) {
            .hero-content h1 {
                font-size: 26px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .hero-badges {
                gap: 8px;
            }
            .hero-badges .trust-badge {
                padding: 5px 12px;
                font-size: 12px;
            }
        }

        /* ========== 痛点 + 解决方案 ========== */
        .pain-section {
            padding: 88px 0;
            background: #fff;
        }

        .pain-list {
            list-style: none;
            padding: 0;
            margin: 0 0 24px;
        }

        .pain-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border);
            font-size: 15px;
            color: var(--text-body);
        }

        .pain-list li:last-child {
            border-bottom: none;
        }

        .pain-list li .pain-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: rgba(27, 79, 156, 0.08);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 15px;
        }

        .pain-list li .pain-text strong {
            color: var(--text-title);
            display: block;
            font-size: 15px;
            margin-bottom: 2px;
        }

        .pain-list li .pain-text span {
            font-size: 13px;
            color: var(--text-muted);
        }

        .solution-card {
            background: var(--primary-light);
            border-left: 4px solid var(--primary);
            border-radius: 0 12px 12px 0;
            padding: 32px 32px;
            height: 100%;
        }

        .solution-card .solution-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 18px;
        }

        .solution-card h3 {
            font-size: 20px;
            margin-bottom: 12px;
        }

        .solution-card p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-body);
            margin-bottom: 18px;
        }

        .solution-card .solution-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .solution-card .solution-list li {
            padding: 4px 0;
            font-size: 14px;
            color: var(--text-body);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .solution-card .solution-list li i {
            color: var(--neon-dark);
            font-size: 14px;
        }

        @media (max-width: 991.98px) {
            .pain-section {
                padding: 60px 0;
            }
            .solution-card {
                margin-top: 28px;
            }
        }

        /* ========== 数据区 ========== */
        .stats-section {
            padding: 88px 0;
            background: var(--bg-light);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }

        .stats-item {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--border);
            padding: 36px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: transform .3s ease, box-shadow .3s ease;
        }

        .stats-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .stats-item .stat-number {
            font-size: 44px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
            font-family: var(--font-stack);
        }

        .stats-item .stat-number span {
            font-size: 20px;
            color: var(--neon-dark);
            font-weight: 700;
        }

        .stats-item .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 10px;
            font-weight: 500;
        }

        @media (max-width: 991.98px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stats-item {
                padding: 24px 16px;
            }
            .stats-item .stat-number {
                font-size: 34px;
            }
        }

        @media (max-width: 575.98px) {
            .stats-section {
                padding: 56px 0;
            }
        }

        /* ========== 证言区 ========== */
        .testimonial-section {
            padding: 88px 0;
            background: #fff;
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 24px;
            align-items: stretch;
        }

        .testimonial-card {
            background: var(--bg-light);
            border: 1px solid var(--border);
            border-radius: var(--radius-card);
            padding: 32px 30px;
            position: relative;
            transition: box-shadow .3s ease, transform .3s ease;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .testimonial-card .stars {
            color: #FFB800;
            font-size: 14px;
            margin-bottom: 14px;
            letter-spacing: 2px;
        }

        .testimonial-card blockquote {
            border: none;
            padding: 0;
            margin: 0 0 20px;
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-body);
        }

        .testimonial-card .author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-card .author .avatar {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 700;
        }

        .testimonial-card .author .meta {
            font-size: 13px;
        }

        .testimonial-card .author .meta .name {
            font-weight: 600;
            color: var(--text-title);
            display: block;
        }

        .testimonial-card .author .meta .role {
            color: var(--text-muted);
            font-size: 12px;
        }

        .testimonial-card.featured {
            background: var(--primary-light);
            border-left: 4px solid var(--primary);
        }

        @media (max-width: 991.98px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .testimonial-section {
                padding: 60px 0;
            }
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 88px 0;
            background: var(--bg-light);
        }

        .faq-accordion {
            max-width: 840px;
            margin: 0 auto;
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-card) !important;
            margin-bottom: 16px;
            overflow: hidden;
            background: #fff;
            box-shadow: 0 2px 8px rgba(16, 42, 84, 0.04);
            transition: box-shadow .3s ease;
        }

        .faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
            box-shadow: 0 4px 16px rgba(16, 42, 84, 0.08);
            border-left: 2px solid var(--neon);
        }

        .faq-accordion .accordion-button {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-title);
            background: #fff;
            padding: 20px 24px;
            box-shadow: none;
            border-bottom: 1px solid transparent;
            transition: background .2s ease, color .2s ease;
        }

        .faq-accordion .accordion-button:hover {
            background: var(--bg-light);
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: #fff;
            border-bottom: 1px solid var(--border);
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid rgba(27, 79, 156, 0.15);
        }

        .faq-accordion .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%231B4F9C' viewBox='0 0 16 16'%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: transform .3s ease;
        }

        .faq-accordion .accordion-body {
            padding: 20px 24px;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            background: #fff;
        }

        @media (max-width: 768px) {
            .faq-section {
                padding: 60px 0;
            }
            .faq-accordion .accordion-button {
                font-size: 15px;
                padding: 16px 18px;
            }
            .faq-accordion .accordion-body {
                padding: 16px 18px;
                font-size: 14px;
            }
        }

        /* ========== CTA 区 ========== */
        .cta-section {
            padding: 88px 0;
            background: #fff;
            text-align: center;
        }

        .cta-inner {
            background: var(--bg-light);
            border-radius: 20px;
            padding: 64px 40px;
            position: relative;
            overflow: hidden;
            border: 1px solid var(--border);
        }

        .cta-inner::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--neon));
        }

        .cta-inner h2 {
            font-size: 32px;
            margin-bottom: 16px;
            color: var(--text-title);
        }

        .cta-inner p {
            font-size: 17px;
            color: var(--text-muted);
            max-width: 480px;
            margin: 0 auto 32px;
        }

        .cta-inner .btn-lg-cta {
            margin: 0 8px;
        }

        @media (max-width: 575.98px) {
            .cta-section {
                padding: 56px 0;
            }
            .cta-inner {
                padding: 44px 20px;
                border-radius: 16px;
            }
            .cta-inner h2 {
                font-size: 24px;
            }
            .cta-inner p {
                font-size: 15px;
            }
            .cta-inner .btn-lg-cta {
                width: 100%;
                margin: 6px 0;
            }
        }

        /* ========== 最新资讯 ========== */
        .latest-section {
            padding: 88px 0;
            background: var(--bg-light);
        }

        .news-card {
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
            position: relative;
        }

        .news-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--neon);
            opacity: 0;
            transition: opacity .3s ease;
            z-index: 2;
        }

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(27, 79, 156, 0.2);
        }

        .news-card:hover::before {
            opacity: 1;
        }

        .news-card-img {
            height: 180px;
            overflow: hidden;
            background: var(--border);
        }

        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .35s ease;
        }

        .news-card:hover .news-card-img img {
            transform: scale(1.03);
        }

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

        .card-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 6px;
            margin-bottom: 12px;
            align-self: flex-start;
        }

        .news-card-title {
            font-size: 18px;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--text-title);
        }

        .news-card-title a {
            color: var(--text-title);
        }

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

        .news-card-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
            flex: 1;
        }

        .news-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }

        .news-card-meta .read-more {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .news-card-meta .read-more:hover {
            color: var(--primary-dark);
        }

        .empty-state {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 24px;
            background: #fff;
            border: 1px dashed var(--border);
            border-radius: var(--radius-card);
            color: var(--text-muted);
            font-size: 15px;
        }

        .empty-state i {
            font-size: 36px;
            color: var(--border);
            display: block;
            margin-bottom: 12px;
        }

        @media (max-width: 991.98px) {
            .latest-section {
                padding: 60px 0;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-dark);
            border-top: 1px solid rgba(0, 229, 160, 0.2);
            padding: 64px 0 0;
            color: rgba(255, 255, 255, 0.8);
        }

        .site-footer .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .site-footer .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.8;
            max-width: 280px;
        }

        .site-footer .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .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, 0.7);
            font-size: 14px;
            transition: color .2s ease;
        }

        .site-footer .footer-links a:hover {
            color: var(--neon-dark);
        }

        .site-footer .footer-contact {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.9;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            margin-top: 48px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            text-align: center;
        }

        .footer-bottom .icp-placeholder {
            margin-top: 4px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.35);
        }

        @media (max-width: 768px) {
            .site-footer {
                padding: 48px 0 0;
            }
            .site-footer .footer-brand {
                font-size: 16px;
            }
            .footer-bottom {
                margin-top: 36px;
                font-size: 12px;
            }
        }

        /* ========== 通用过渡 ========== */
        .card,
        .btn,
        .navbar-brand,
        .nav-link,
        .accordion-button,
        .news-card img {
            transition: all .25s ease;
        }

        /* 焦点可访问性 */
        a:focus-visible,
        button:focus-visible,
        .btn:focus,
        .nav-link:focus {
            outline: 2px solid rgba(27, 79, 156, 0.5);
            outline-offset: 2px;
            box-shadow: none;
        }

        /* 滚动锚点偏移 */
        #latest,
        #cta {
            scroll-margin-top: 80px;
        }

/* roulang page: category1 */
:root {
            --primary: #1B4F9C;
            --primary-dark: #143E7E;
            --primary-light: rgba(27, 79, 156, 0.08);
            --neon: #2DE1C2;
            --neon-rgb: 45, 225, 194;
            --bg-white: #FFFFFF;
            --bg-light: #F5F8FC;
            --bg-dark: #0E1726;
            --text-title: #1A2A3A;
            --text-body: #3D4C5E;
            --text-muted: #8A97A8;
            --border-color: #E3EAF2;
            --radius-card: 12px;
            --radius-btn: 8px;
            --radius-tag: 999px;
            --shadow-card: 0 2px 12px rgba(16, 42, 84, .06);
            --shadow-card-hover: 0 8px 24px rgba(16, 42, 84, .12);
            --font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --section-padding: 80px 0;
            --section-padding-sm: 56px 0;
        }

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

        body {
            font-family: var(--font-family);
            color: var(--text-body);
            background: var(--bg-white);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s ease;
        }

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-title);
            font-weight: 700;
            line-height: 1.3;
        }

        .container {
            max-width: 1200px;
        }

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

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

        .bg-soft {
            background: var(--bg-light);
        }

        /* === 导航 === */
        .custom-navbar {
            background: var(--bg-dark);
            border-bottom: 1px solid rgba(45, 225, 194, .25);
            min-height: 64px;
            padding-top: 0;
            padding-bottom: 0;
            box-shadow: 0 2px 20px rgba(0, 0, 0, .25);
        }

        .custom-navbar .navbar-brand {
            display: flex;
            align-items: center;
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            letter-spacing: .5px;
            padding: 14px 0;
        }

        .custom-navbar .navbar-brand:hover {
            color: #fff;
        }

        .brand-mark {
            width: 28px;
            height: 28px;
            display: inline-block;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--neon) 100%);
            position: relative;
            margin-right: 10px;
            flex-shrink: 0;
        }

        .brand-mark::after {
            content: '';
            position: absolute;
            inset: 6px;
            border-radius: 4px;
            background: var(--bg-dark);
        }

        .brand-mark::before {
            content: '';
            position: absolute;
            top: 9px;
            left: 9px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--neon);
            z-index: 1;
        }

        .custom-navbar .nav-link {
            color: rgba(255, 255, 255, .9);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px !important;
            border-radius: 8px;
            position: relative;
            transition: color .2s ease, text-shadow .2s ease;
        }

        .custom-navbar .nav-link:hover {
            color: #fff;
            text-shadow: 0 0 8px rgba(45, 225, 194, .35);
        }

        .custom-navbar .nav-link.active {
            color: var(--neon);
            text-shadow: 0 0 10px rgba(45, 225, 194, .4);
        }

        .custom-navbar .nav-link.active::after {
            content: '';
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 0;
            height: 2px;
            background: var(--neon);
            border-radius: 2px;
            box-shadow: 0 0 8px rgba(45, 225, 194, .6);
        }

        .btn-neon {
            background: var(--neon);
            color: var(--bg-dark);
            border: none;
            border-radius: 8px;
            font-weight: 600;
            font-size: 14px;
            padding: 10px 22px;
            transition: all .25s ease;
        }

        .btn-neon:hover {
            background: var(--neon);
            color: var(--bg-dark);
            box-shadow: 0 0 16px rgba(45, 225, 194, .5);
            transform: translateY(-1px);
        }

        .btn-neon:active {
            transform: translateY(1px);
            box-shadow: 0 0 8px rgba(45, 225, 194, .3);
        }

        .nav-cta-btn {
            padding: 9px 24px;
            white-space: nowrap;
        }

        .custom-navbar .navbar-toggler {
            border-color: rgba(255, 255, 255, .3);
            border-radius: 8px;
        }

        .custom-navbar .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(45, 225, 194, .25);
        }

        .custom-navbar .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%28255,255,255,.85%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        @media (max-width: 991.98px) {
            .custom-navbar {
                min-height: 56px;
            }
            .custom-navbar .navbar-collapse {
                background: var(--bg-dark);
                padding: 12px 0 20px;
                border-radius: 0 0 16px 16px;
            }
            .custom-navbar .nav-link {
                padding: 12px 20px !important;
                font-size: 16px;
                border-bottom: 1px solid rgba(255, 255, 255, .06);
            }
            .custom-navbar .nav-link.active::after {
                left: 20px;
                right: auto;
                width: 24px;
            }
            .nav-cta-btn {
                margin: 12px 20px 4px;
                display: inline-block;
                text-align: center;
            }
        }

        /* === 分类 Hero === */
        .category-hero {
            background: var(--bg-light);
            padding: 60px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(27, 79, 156, .03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(27, 79, 156, .03) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }

        .category-hero .row {
            position: relative;
            z-index: 1;
        }

        .hero-kicker {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: 999px;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .category-hero h1 {
            font-size: 40px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-title);
            margin-bottom: 18px;
        }

        .category-hero h1 .keyword {
            color: var(--primary);
            white-space: nowrap;
        }

        .hero-subtitle {
            font-size: 17px;
            line-height: 1.7;
            color: var(--text-muted);
            max-width: 480px;
            margin-bottom: 24px;
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .hero-badges .badge-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            color: var(--primary);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 16px;
            border-radius: 999px;
            box-shadow: 0 2px 8px rgba(16, 42, 84, .04);
        }

        .hero-badges .badge-item i {
            font-size: 15px;
            color: var(--neon);
        }

        .hero-visual {
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 12px 32px rgba(16, 42, 84, .12);
            background: #fff;
            border: 1px solid var(--border-color);
        }

        .hero-img {
            width: 100%;
            height: 300px;
            background-size: cover;
            background-position: center;
            display: block;
        }

        .hero-visual-badge {
            position: absolute;
            top: 16px;
            right: 16px;
            background: rgba(255, 255, 255, .96);
            color: var(--primary);
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            box-shadow: 0 4px 16px rgba(16, 42, 84, .12);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            z-index: 2;
        }

        .hero-visual-badge i {
            color: var(--neon);
        }

        @media (max-width: 991.98px) {
            .category-hero {
                padding: 44px 0 48px;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .hero-subtitle {
                font-size: 16px;
            }
            .hero-img {
                height: 220px;
            }
        }

        /* === 价值条 === */
        .value-strip {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border-color);
        }

        .value-card {
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            padding: 32px 28px;
            height: 100%;
            box-shadow: var(--shadow-card);
            transition: box-shadow .25s ease, transform .25s ease;
        }

        .value-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .value-card-primary {
            background: linear-gradient(135deg, rgba(27, 79, 156, .04) 0%, rgba(27, 79, 156, .10) 100%);
            border-left: 4px solid var(--primary);
        }

        .value-card i {
            font-size: 32px;
            color: var(--primary);
            display: block;
            margin-bottom: 16px;
        }

        .value-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .value-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* === 内容区 === */
        .category-content {
            background: var(--bg-light);
            padding: 64px 0;
        }

        .content-intro {
            max-width: 660px;
            margin: 0 auto 36px;
        }

        .content-intro p {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        .filter-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-bottom: 40px;
        }

        .filter-tags .tag {
            display: inline-block;
            padding: 7px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: 999px;
            transition: all .25s ease;
            cursor: pointer;
        }

        .filter-tags .tag:hover {
            background: var(--primary-light);
            border-color: rgba(27, 79, 156, .3);
            color: var(--primary);
        }

        .filter-tags .tag.active {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(27, 79, 156, .25);
        }

        /* === 卡片 === */
        .info-card {
            position: relative;
            background: var(--bg-white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .info-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(27, 79, 156, .2);
        }

        .info-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--neon);
            opacity: 0;
            transition: opacity .3s ease;
            z-index: 2;
        }

        .info-card:hover::before {
            opacity: 1;
        }

        .info-card-img {
            display: block;
            height: 175px;
            overflow: hidden;
            position: relative;
            background: var(--bg-light);
        }

        .info-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .35s ease;
        }

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

        .info-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(255, 255, 255, .95);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 6px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, .08);
            backdrop-filter: blur(4px);
            z-index: 2;
        }

        .info-card-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .info-card-title {
            font-size: 17px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 10px;
        }

        .info-card-title a {
            color: var(--text-title);
        }

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

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

        .info-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: gap .2s ease;
        }

        .info-card-link:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        .info-card-link i {
            transition: transform .2s ease;
        }

        /* === 分页 === */
        .pagination-wrap {
            margin-top: 48px;
        }

        .custom-pagination .page-link {
            width: 42px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50% !important;
            margin: 0 4px;
            border: 1px solid var(--border-color);
            color: var(--primary);
            font-weight: 600;
            font-size: 15px;
            background: var(--bg-white);
            transition: all .2s ease;
        }

        .custom-pagination .page-link:hover {
            background: var(--primary-light);
            border-color: rgba(27, 79, 156, .4);
            color: var(--primary);
            box-shadow: 0 4px 12px rgba(27, 79, 156, .12);
        }

        .custom-pagination .page-item.active .page-link {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(27, 79, 156, .3);
        }

        .custom-pagination .page-item.disabled .page-link {
            background: #f8fafc;
            border-color: var(--border-color);
            color: #c0c8d0;
            pointer-events: none;
        }

        .custom-pagination .page-item:first-child .page-link,
        .custom-pagination .page-item:last-child .page-link {
            border-radius: 50% !important;
        }

        /* === 页脚 === */
        .site-footer {
            background: var(--bg-dark);
            padding: 64px 0 0;
            border-top: 1px solid rgba(45, 225, 194, .2);
            color: rgba(255, 255, 255, .7);
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .site-footer .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .55);
            max-width: 300px;
            margin-bottom: 0;
        }

        .site-footer .footer-title {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 8px;
        }

        .site-footer .footer-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 2px;
            background: var(--neon);
            border-radius: 2px;
        }

        .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, .65);
            font-size: 14px;
            transition: color .2s ease;
        }

        .site-footer .footer-links a:hover {
            color: var(--neon);
        }

        .site-footer .footer-contact p {
            margin-bottom: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .site-footer .footer-contact i {
            color: var(--neon);
            font-size: 15px;
        }

        .site-footer .footer-bottom {
            margin-top: 48px;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, .08);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 8px;
        }

        .site-footer .footer-bottom p {
            margin: 0;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
        }

        .site-footer .icp-placeholder {
            font-size: 12px;
            color: rgba(255, 255, 255, .25);
        }

        /* === 响应式 === */
        @media (max-width: 767.98px) {
            .section-padding {
                padding: 48px 0;
            }
            .section-padding-sm {
                padding: 40px 0;
            }
            .category-content {
                padding: 48px 0;
            }
            .filter-tags {
                gap: 8px;
            }
            .filter-tags .tag {
                padding: 6px 14px;
                font-size: 13px;
            }
            .info-card-img {
                height: 160px;
            }
            .pagination-wrap {
                margin-top: 36px;
            }
            .custom-pagination .page-link {
                width: 38px;
                height: 38px;
                font-size: 14px;
                margin: 0 3px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .brand-mark {
                width: 24px;
                height: 24px;
            }
        }

        @media (max-width: 575.98px) {
            .category-hero h1 {
                font-size: 26px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .hero-badges {
                gap: 6px;
            }
            .hero-badges .badge-item {
                padding: 5px 12px;
                font-size: 12px;
            }
            .value-card {
                padding: 24px 20px;
            }
            .value-card i {
                font-size: 26px;
                margin-bottom: 12px;
            }
        }

/* roulang page: article */
:root {
            --primary: #1B4F9C;
            --primary-dark: #16407E;
            --neon: #2DE1C2;
            --neon-rgb: 45, 225, 194;
            --dark: #0E1726;
            --dark-2: #111C2E;
            --bg-light: #F5F8FC;
            --text-title: #1A2A3A;
            --text-body: #3D4C5E;
            --text-muted: #8A97A8;
            --border-color: #E3EAF2;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow-card: 0 2px 12px rgba(16, 42, 84, .06);
            --shadow-hover: 0 8px 24px rgba(16, 42, 84, .12);
            --transition: .25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: #fff;
            color: var(--text-body);
            line-height: 1.75;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            transition: color .25s ease, background .25s ease, box-shadow .25s ease;
        }

        .container {
            max-width: 1200px;
        }

        /* ===== 导航 ===== */
        .custom-navbar {
            background: var(--dark);
            min-height: 64px;
            padding: 0;
            border-bottom: 1px solid rgba(45, 225, 194, .25);
            box-shadow: 0 2px 16px rgba(14, 23, 38, .35);
            z-index: 1030;
        }

        .custom-navbar .navbar-brand {
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            letter-spacing: .3px;
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 0;
        }

        .brand-mark {
            width: 26px;
            height: 26px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--neon) 100%);
            position: relative;
            display: inline-block;
            flex-shrink: 0;
        }

        .brand-mark::after {
            content: '';
            position: absolute;
            inset: 5px;
            border: 2px solid rgba(255, 255, 255, .85);
            border-radius: 4px;
        }

        .navbar-nav .nav-link {
            color: rgba(255, 255, 255, .85);
            font-weight: 500;
            padding: 22px 14px !important;
            margin: 0 4px;
            position: relative;
            transition: color .25s;
        }

        .navbar-nav .nav-link:hover {
            color: #fff;
        }

        .navbar-nav .nav-link::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 12px;
            height: 2px;
            border-radius: 2px;
            background: transparent;
            transition: background .25s, box-shadow .25s;
        }

        .navbar-nav .nav-link:hover::after,
        .navbar-nav .nav-link.active::after {
            background: var(--neon);
            box-shadow: 0 0 8px rgba(var(--neon-rgb), .6);
        }

        .navbar-nav .nav-link.active {
            color: var(--neon);
            text-shadow: 0 0 8px rgba(var(--neon-rgb), .35);
        }

        .btn-neon {
            background: var(--neon);
            color: var(--dark);
            font-weight: 600;
            border: none;
            border-radius: var(--radius-sm);
            padding: 10px 22px;
            transition: box-shadow .25s, transform .25s;
            white-space: nowrap;
        }

        .btn-neon:hover,
        .btn-neon:focus {
            color: var(--dark);
            box-shadow: 0 0 16px rgba(var(--neon-rgb), .55);
            transform: translateY(-1px);
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, .35);
            border-radius: 8px;
            padding: 6px 10px;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(var(--neon-rgb), .3);
        }

        .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(255,255,255,0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* ===== 按钮覆写 ===== */
        .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
            border-radius: var(--radius-sm);
            font-weight: 600;
            padding: 10px 24px;
            transition: all .25s ease;
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            box-shadow: 0 0 12px rgba(var(--neon-rgb), .4);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(0);
        }

        /* ===== 文章主区 ===== */
        .article-main {
            background: var(--bg-light);
            padding: 48px 0 80px;
            min-height: 70vh;
        }

        .breadcrumb-wrap {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            padding: 12px 20px;
            margin-bottom: 14px;
            box-shadow: 0 1px 6px rgba(16, 42, 84, .04);
        }

        .breadcrumb {
            margin: 0;
            --bs-breadcrumb-divider: '›';
            --bs-breadcrumb-divider-color: var(--text-muted);
            font-size: 14px;
        }

        .breadcrumb-item a {
            color: var(--primary);
            text-decoration: none;
        }

        .breadcrumb-item a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }

        .breadcrumb-item.active {
            color: var(--text-muted);
            max-width: 280px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .back-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-size: 14px;
            font-weight: 500;
            text-decoration: none;
            padding: 4px 0;
            margin-bottom: 20px;
            transition: color .25s;
        }

        .back-link:hover {
            color: var(--primary-dark);
            gap: 8px;
        }

        .article-shell {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 16px;
            padding: 48px;
            box-shadow: var(--shadow-card);
        }

        /* ===== 文章标题区 ===== */
        .article-header h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-title);
            line-height: 1.35;
            margin-bottom: 20px;
            letter-spacing: .2px;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            padding-bottom: 24px;
            border-bottom: 1px solid var(--border-color);
            margin-bottom: 32px;
        }

        .meta-item {
            font-size: 14px;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .meta-item i {
            color: var(--primary);
            font-size: 15px;
        }

        /* ===== 正文排版 ===== */
        .article-content {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-body);
            word-wrap: break-word;
        }

        .article-content h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-title);
            margin: 44px 0 20px;
            padding-left: 16px;
            border-left: 4px solid var(--primary);
            line-height: 1.4;
        }

        .article-content h2:first-child {
            margin-top: 0;
        }

        .article-content h3 {
            font-size: 22px;
            font-weight: 600;
            color: var(--text-title);
            margin: 32px 0 16px;
        }

        .article-content p {
            margin-bottom: 1.5em;
        }

        .article-content ul,
        .article-content ol {
            margin: 16px 0 24px;
            padding-left: 26px;
        }

        .article-content ul li,
        .article-content ol li {
            margin-bottom: 8px;
        }

        .article-content ul li::marker {
            color: var(--primary);
        }

        .article-content ol li::marker {
            color: var(--primary);
            font-weight: 600;
        }

        .article-content blockquote {
            background: var(--bg-light);
            border-left: 4px solid var(--primary);
            border-radius: var(--radius-sm);
            padding: 16px 20px;
            margin: 24px 0;
            color: var(--text-body);
            font-style: italic;
        }

        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: background .2s, color .2s, text-decoration .2s;
        }

        .article-content a:hover {
            text-decoration: none;
            background: rgba(27, 79, 156, .08);
            border-radius: 4px;
        }

        .article-content img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius);
            margin: 24px 0;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 15px;
        }

        .article-content table th,
        .article-content table td {
            border: 1px solid var(--border-color);
            padding: 12px 16px;
        }

        .article-content table th {
            background: var(--bg-light);
            font-weight: 600;
            color: var(--text-title);
        }

        .article-content code {
            background: var(--bg-light);
            border: 1px solid var(--border-color);
            border-radius: 6px;
            padding: 2px 8px;
            font-size: 14px;
            color: var(--primary);
        }

        .article-content pre {
            background: var(--dark);
            color: #e8f0fe;
            border-radius: var(--radius);
            padding: 20px;
            overflow-x: auto;
            margin: 24px 0;
        }

        .article-content pre code {
            background: transparent;
            border: none;
            color: inherit;
            padding: 0;
        }

        /* ===== 标签 ===== */
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            padding: 24px 0;
            border-bottom: 1px solid var(--border-color);
        }

        .article-tags a {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 6px 16px;
            background: var(--bg-light);
            color: var(--text-body);
            border-radius: 999px;
            border: 1px solid var(--border-color);
            font-size: 13px;
            text-decoration: none;
            transition: all .25s ease;
        }

        .article-tags a:hover {
            background: rgba(27, 79, 156, .1);
            color: var(--primary);
            border-color: rgba(27, 79, 156, .3);
        }

        .article-tags a i {
            font-size: 12px;
            color: var(--primary);
        }

        /* ===== 上下篇 ===== */
        .article-pagination {
            display: flex;
            justify-content: space-between;
            gap: 16px;
            padding: 24px 0 0;
        }

        .article-pagination a {
            flex: 1;
            max-width: 48%;
            background: var(--bg-light);
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            padding: 16px 20px;
            text-decoration: none;
            color: var(--text-title);
            transition: all .25s ease;
        }

        .article-pagination a:hover {
            border-color: rgba(27, 79, 156, .3);
            box-shadow: 0 4px 12px rgba(16, 42, 84, .08);
            transform: translateY(-2px);
        }

        .article-pagination a span {
            display: block;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 4px;
        }

        .article-pagination a strong {
            display: block;
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
        }

        .article-pagination .page-next {
            text-align: right;
        }

        /* ===== 相关推荐 ===== */
        .related-section {
            padding: 56px 0 0;
        }

        .section-title {
            display: flex;
            align-items: center;
            font-size: 26px;
            font-weight: 700;
            color: var(--text-title);
            margin-bottom: 24px;
        }

        .title-bar {
            width: 4px;
            height: 24px;
            background: var(--primary);
            border-radius: 4px;
            margin-right: 12px;
            display: inline-block;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .article-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all .25s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(27, 79, 156, .2);
        }

        .article-card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-light);
        }

        .article-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s ease;
        }

        .article-card:hover .article-card-img img {
            transform: scale(1.03);
        }

        .article-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(255, 255, 255, .92);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 6px;
            box-shadow: 0 2px 6px rgba(16, 42, 84, .1);
            backdrop-filter: blur(4px);
        }

        .article-card-body {
            padding: 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .article-card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-title);
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .article-card-text {
            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;
        }

        .article-card-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .article-card-date {
            font-size: 12px;
            color: var(--text-muted);
        }

        .article-card-more {
            font-size: 14px;
            color: var(--primary);
            font-weight: 500;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap .25s ease, color .25s ease;
        }

        .article-card-more:hover {
            color: var(--primary-dark);
            gap: 7px;
        }

        /* ===== 空状态 ===== */
        .article-empty {
            text-align: center;
            padding: 64px 24px;
        }

        .article-empty .empty-icon {
            font-size: 56px;
            color: #C3CEDD;
            display: block;
            margin-bottom: 16px;
        }

        .article-empty .empty-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-title);
            margin-bottom: 12px;
        }

        .article-empty p {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--dark);
            border-top: 1px solid rgba(45, 225, 194, .2);
            padding: 56px 0 0;
            color: rgba(255, 255, 255, .7);
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }

        .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, .55);
            line-height: 1.7;
            margin-bottom: 0;
            max-width: 320px;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
        }

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

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

        .footer-links a {
            color: rgba(255, 255, 255, .65);
            text-decoration: none;
            font-size: 14px;
            transition: color .25s;
        }

        .footer-links a:hover {
            color: var(--neon);
        }

        .footer-contact p {
            font-size: 14px;
            color: rgba(255, 255, 255, .55);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-contact i {
            color: var(--neon);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 20px 0;
            margin-top: 40px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }

        .footer-bottom p {
            font-size: 12px;
            color: rgba(255, 255, 255, .4);
            margin: 0;
        }

        .icp-placeholder {
            opacity: .7;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: var(--dark);
                padding: 12px 16px 20px;
                border-top: 1px solid rgba(255, 255, 255, .06);
                border-radius: 0 0 14px 14px;
            }

            .navbar-nav .nav-link {
                padding: 14px 12px !important;
                border-bottom: 1px solid rgba(255, 255, 255, .06);
                margin: 0;
            }

            .navbar-nav .nav-link::after {
                display: none;
            }

            .btn-neon {
                width: 100%;
                margin-top: 14px;
            }

            .related-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .article-main {
                padding: 32px 0 56px;
            }

            .article-shell {
                padding: 28px 18px;
                border-radius: var(--radius);
            }

            .article-header h1 {
                font-size: 26px;
            }

            .article-meta {
                gap: 10px;
                flex-direction: column;
                margin-bottom: 24px;
            }

            .article-content {
                font-size: 15px;
                line-height: 1.85;
            }

            .article-content h2 {
                font-size: 23px;
                margin-top: 36px;
            }

            .article-content h3 {
                font-size: 19px;
            }

            .article-pagination {
                flex-direction: column;
            }

            .article-pagination a {
                max-width: 100%;
            }

            .article-pagination .page-next {
                text-align: left;
            }

            .related-grid {
                grid-template-columns: 1fr;
            }

            .related-section {
                padding-top: 40px;
            }

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

        @media (max-width: 520px) {
            .breadcrumb-item.active {
                max-width: 160px;
            }

            .article-shell {
                padding: 22px 14px;
                border-radius: 10px;
            }

            .article-header h1 {
                font-size: 23px;
            }

            .article-card-body {
                padding: 16px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category2 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #1B4F9C;
            --primary-dark: #143D7A;
            --primary-light: #EAF0FA;
            --primary-soft: rgba(27, 79, 156, .10);
            --neon: #00E5A0;
            --neon-dark: #0CBF85;
            --neon-soft: rgba(0, 229, 160, .25);
            --bg-main: #FFFFFF;
            --bg-alt: #F5F8FC;
            --bg-dark: #0E1726;
            --text-title: #1A2A3A;
            --text-body: #3D4C5E;
            --text-muted: #8A97A8;
            --border: #E3EAF2;
            --radius: 12px;
            --radius-sm: 8px;
            --shadow: 0 2px 12px rgba(16, 42, 84, .06);
            --shadow-hover: 0 8px 24px rgba(16, 42, 84, .12);
            --transition: .25s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s ease;
        }

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

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

        /* ========== 导航 ========== */
        .custom-navbar {
            background: var(--bg-dark);
            padding: 12px 0;
            min-height: 64px;
            border-bottom: 1px solid var(--neon-soft);
            box-shadow: 0 4px 20px rgba(14, 23, 38, .35);
            z-index: 1050;
        }

        .custom-navbar .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-weight: 600;
            font-size: 19px;
            letter-spacing: .5px;
            white-space: nowrap;
        }

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

        .brand-mark {
            display: inline-block;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary) 0%, var(--neon) 100%);
            box-shadow: 0 0 12px rgba(0, 229, 160, .35);
            position: relative;
            flex-shrink: 0;
        }

        .brand-mark::after {
            content: "";
            position: absolute;
            inset: 5px;
            border-radius: 50%;
            border: 2px solid #fff;
            opacity: .8;
        }

        .custom-navbar .nav-link {
            color: rgba(255, 255, 255, .85);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 16px !important;
            border-radius: 6px;
            position: relative;
            transition: color .2s ease;
        }

        .custom-navbar .nav-link:hover {
            color: #fff;
        }

        .custom-navbar .nav-link::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 0;
            height: 2px;
            background: transparent;
            border-radius: 2px;
            transition: background .2s ease, box-shadow .2s ease;
        }

        .custom-navbar .nav-link:hover::after {
            background: var(--neon);
        }

        .custom-navbar .nav-link.active {
            color: var(--neon);
            text-shadow: 0 0 10px rgba(45, 225, 194, .45);
        }

        .custom-navbar .nav-link.active::after {
            background: var(--neon);
            box-shadow: 0 0 12px rgba(45, 225, 194, .5);
        }

        .btn-neon {
            background: var(--neon);
            color: var(--bg-dark);
            border: 1px solid var(--neon);
            border-radius: var(--radius-sm);
            font-weight: 600;
            padding: 8px 20px;
            font-size: 14px;
            transition: all .25s ease;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-neon:hover {
            background: var(--neon-dark);
            border-color: var(--neon-dark);
            color: var(--bg-dark);
            box-shadow: 0 0 16px rgba(0, 229, 160, .45);
            transform: translateY(-1px);
        }

        .btn-neon:active {
            transform: translateY(0);
            box-shadow: 0 0 8px rgba(0, 229, 160, .3);
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, .3);
            padding: 6px 10px;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(0, 229, 160, .25);
        }

        .navbar-toggler .navbar-toggler-icon {
            background-image: none;
            position: relative;
            width: 24px;
            height: 2px;
            background: #fff;
            display: block;
        }

        .navbar-toggler .navbar-toggler-icon::before,
        .navbar-toggler .navbar-toggler-icon::after {
            content: "";
            position: absolute;
            left: 0;
            width: 24px;
            height: 2px;
            background: #fff;
            transition: transform .25s ease;
        }

        .navbar-toggler .navbar-toggler-icon::before {
            top: -7px;
        }

        .navbar-toggler .navbar-toggler-icon::after {
            top: 7px;
        }

        @media (max-width: 991.98px) {
            .custom-navbar {
                min-height: 56px;
            }

            .custom-navbar .navbar-collapse {
                background: var(--bg-dark);
                padding: 14px 12px 18px;
                border-radius: 0 0 12px 12px;
                margin-top: 10px;
                border-top: 1px solid rgba(255, 255, 255, .08);
            }

            .custom-navbar .nav-link {
                padding: 12px 14px !important;
                font-size: 16px;
                border-bottom: 1px solid rgba(255, 255, 255, .06);
                display: block;
            }

            .custom-navbar .nav-link::after {
                display: none;
            }

            .custom-navbar .btn-neon {
                margin-top: 12px;
                width: 100%;
                justify-content: center;
            }
        }

        /* ========== 分类页 Hero ========== */
        .category-hero {
            background: var(--bg-alt);
            padding: 64px 0 56px;
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--border);
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(rgba(27, 79, 156, .05) 1px, transparent 1px),
                linear-gradient(90deg, rgba(27, 79, 156, .05) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }

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

        .breadcrumb-sm {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 18px;
        }

        .breadcrumb-sm a {
            color: var(--text-muted);
            transition: color .2s;
        }

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

        .breadcrumb-sm span {
            color: var(--primary);
            font-weight: 500;
        }

        .category-hero h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-title);
            margin: 0 0 14px;
            line-height: 1.3;
        }

        .category-hero h1 .highlight {
            color: var(--primary);
        }

        .category-hero .hero-lead {
            font-size: 17px;
            color: var(--text-body);
            max-width: 520px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        .hero-float-card {
            background: #fff;
            border-radius: 16px;
            box-shadow: 0 12px 32px rgba(16, 42, 84, .10);
            border: 1px solid var(--border);
            padding: 10px;
            position: relative;
        }

        .hero-float-card img {
            border-radius: 10px;
            width: 100%;
            height: 220px;
            object-fit: cover;
        }

        .hero-float-card .float-badge {
            position: absolute;
            top: 18px;
            right: 18px;
            background: #fff;
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: 999px;
            box-shadow: 0 4px 12px rgba(16, 42, 84, .12);
        }

        @media (max-width: 767.98px) {
            .category-hero {
                padding: 48px 0 40px;
            }

            .category-hero h1 {
                font-size: 28px;
            }

            .category-hero .hero-lead {
                font-size: 15px;
            }
        }

        /* ========== 标签行 ========== */
        .tag-filter-section {
            padding: 40px 0 8px;
            background: var(--bg-main);
        }

        .tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 20px;
            border-radius: 999px;
            background: var(--bg-alt);
            border: 1px solid var(--border);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            cursor: pointer;
            transition: all .25s ease;
            white-space: nowrap;
        }

        .tag-item i {
            font-size: 13px;
            color: var(--text-muted);
        }

        .tag-item:hover,
        .tag-item.active {
            background: var(--primary-soft);
            color: var(--primary);
            border-color: rgba(27, 79, 156, .25);
        }

        .tag-item:hover i,
        .tag-item.active i {
            color: var(--primary);
        }

        @media (max-width: 575.98px) {
            .tag-row {
                flex-wrap: nowrap;
                overflow-x: auto;
                padding-bottom: 8px;
                -webkit-overflow-scrolling: touch;
            }

            .tag-item {
                flex-shrink: 0;
            }
        }

        /* ========== 卡片宫格 ========== */
        .news-section {
            padding: 36px 0 64px;
            background: var(--bg-main);
        }

        .news-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            overflow: hidden;
            height: 100%;
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
            display: flex;
            flex-direction: column;
            position: relative;
        }

        .news-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--neon), var(--primary));
            opacity: 0;
            transition: opacity .25s ease;
            z-index: 2;
        }

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(27, 79, 156, .2);
        }

        .news-card:hover::before {
            opacity: 1;
        }

        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: var(--bg-alt);
        }

        .news-card.small-card .card-img-wrap {
            aspect-ratio: 16 / 10;
        }

        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .35s ease;
        }

        .news-card:hover .card-img-wrap img {
            transform: scale(1.03);
        }

        .card-category {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(255, 255, 255, .94);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 6px;
            box-shadow: 0 2px 8px rgba(16, 42, 84, .12);
            z-index: 1;
        }

        .card-body-content {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .card-body-content .card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-title);
            line-height: 1.45;
            margin-bottom: 10px;
            transition: color .2s;
        }

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

        .card-body-content .card-desc {
            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;
        }

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

        .card-date {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap .2s ease;
        }

        .card-link:hover {
            gap: 8px;
            color: var(--primary-dark);
        }

        /* 大卡片特殊样式 */
        .news-card.featured-card .card-body-content {
            padding: 24px 26px 24px;
        }

        .news-card.featured-card .card-title {
            font-size: 20px;
        }

        .news-card.featured-card .card-desc {
            -webkit-line-clamp: 3;
            font-size: 15px;
        }

        @media (max-width: 991.98px) {
            .news-card.featured-card .card-title {
                font-size: 18px;
            }
        }

        @media (max-width: 575.98px) {
            .news-section {
                padding: 24px 0 48px;
            }

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

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

        /* ========== 分页 ========== */
        .pagination-wrap {
            padding: 8px 0 32px;
            background: var(--bg-main);
        }

        .pagination {
            gap: 4px;
            margin: 0;
        }

        .pagination .page-item {
            margin: 0 2px;
        }

        .pagination .page-link {
            width: 42px;
            height: 42px;
            border-radius: 50% !important;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--text-body);
            font-weight: 600;
            font-size: 15px;
            transition: all .25s ease;
            padding: 0;
        }

        .pagination .page-link:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: rgba(27, 79, 156, .25);
        }

        .pagination .page-item.active .page-link {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            box-shadow: 0 0 12px rgba(27, 79, 156, .35);
        }

        .pagination .page-item.disabled .page-link {
            color: var(--text-muted);
            background: var(--bg-alt);
            border-color: var(--border);
        }

        @media (max-width: 575.98px) {
            .pagination .page-link {
                width: 38px;
                height: 38px;
                font-size: 14px;
            }
        }

        /* ========== CTA 区 ========== */
        .category-cta {
            background: var(--bg-alt);
            padding: 72px 0;
            border-top: 1px solid var(--border);
            position: relative;
            overflow: hidden;
        }

        .category-cta::before {
            content: "";
            position: absolute;
            right: -80px;
            top: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 229, 160, .08), transparent 70%);
            pointer-events: none;
        }

        .category-cta .cta-box {
            background: var(--bg-dark);
            border-radius: 20px;
            padding: 48px 56px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 16px 40px rgba(14, 23, 38, .25);
        }

        .category-cta .cta-box::after {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: linear-gradient(to bottom, var(--neon), var(--primary));
        }

        .category-cta h2 {
            color: #fff;
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .category-cta p {
            color: rgba(255, 255, 255, .7);
            font-size: 15px;
            margin-bottom: 24px;
            max-width: 560px;
        }

        .category-cta .btn-cta-primary {
            background: var(--neon);
            color: var(--bg-dark);
            border: none;
            border-radius: var(--radius-sm);
            padding: 12px 32px;
            font-size: 16px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all .25s ease;
        }

        .category-cta .btn-cta-primary:hover {
            box-shadow: 0 0 20px rgba(0, 229, 160, .5);
            transform: translateY(-2px);
            color: var(--bg-dark);
        }

        @media (max-width: 767.98px) {
            .category-cta {
                padding: 48px 0;
            }

            .category-cta .cta-box {
                padding: 36px 28px;
                border-radius: 14px;
            }

            .category-cta h2 {
                font-size: 22px;
            }

            .category-cta .btn-cta-primary {
                width: 100%;
                justify-content: center;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-dark);
            padding: 64px 0 0;
            border-top: 1px solid rgba(0, 229, 160, .2);
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .site-footer .footer-desc {
            color: rgba(255, 255, 255, .55);
            font-size: 14px;
            line-height: 1.8;
            max-width: 320px;
            margin-bottom: 0;
        }

        .site-footer .footer-title {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .site-footer .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 2px;
            background: var(--neon);
            border-radius: 2px;
        }

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

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

        .site-footer .footer-links a {
            color: rgba(255, 255, 255, .7);
            font-size: 14px;
            transition: color .2s, padding-left .2s;
            display: inline-block;
        }

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

        .site-footer .footer-contact {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
        }

        .site-footer .footer-contact p {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }

        .site-footer .footer-contact i {
            color: var(--neon);
            font-size: 15px;
        }

        .site-footer .footer-bottom {
            margin-top: 48px;
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }

        .site-footer .footer-bottom p {
            color: rgba(255, 255, 255, .4);
            font-size: 13px;
            margin: 0;
        }

        .site-footer .footer-bottom .icp-placeholder {
            color: rgba(255, 255, 255, .3);
        }

        @media (max-width: 767.98px) {
            .site-footer {
                padding-top: 48px;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }