/* roulang page: index */
:root {
            --primary: #123a6b;
            --primary-dark: #0c2b50;
            --primary-light: #2a5c9e;
            --accent: #c9a86a;
            --accent-dark: #b08d4f;
            --accent-light: #f0e6d3;
            --bg-light: #f4f6fa;
            --bg-white: #ffffff;
            --text-dark: #1f2937;
            --text-muted: #64748b;
            --border: #e2e8f0;
            --radius: 16px;
            --radius-sm: 8px;
            --shadow: 0 12px 32px rgba(18, 58, 107, 0.08);
            --shadow-hover: 0 20px 44px rgba(18, 58, 107, 0.14);
            --transition: all 0.3s ease;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

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

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

        img { max-width: 100%; height: auto; display: block; }
        a { text-decoration: none; color: inherit; transition: var(--transition); }
        ul, ol { list-style: none; }
        button, input { font-family: inherit; border: none; outline: none; }

        .container { max-width: 1280px; padding-left: 24px; padding-right: 24px; }

        /* ===== Header ===== */
        .site-header {
            background: var(--bg-white);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(18,58,107,0.04);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 18px;
            padding-bottom: 16px;
            gap: 20px;
            flex-wrap: wrap;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .brand-mark {
            width: 46px;
            height: 46px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            color: var(--accent);
            font-weight: 800;
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            letter-spacing: -1px;
            box-shadow: 0 8px 20px rgba(18,58,107,0.25);
        }

        .brand-name {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 1px;
        }

        .header-tools {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .search-form {
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border-radius: 50px;
            padding: 6px 8px 6px 20px;
            border: 1px solid transparent;
            transition: var(--transition);
            width: 260px;
        }

        .search-form:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(201,168,106,0.15);
        }

        .search-form input {
            background: transparent;
            border: none;
            flex: 1;
            font-size: 14px;
            color: var(--text-dark);
            padding: 4px 0;
        }

        .search-form input::placeholder { color: var(--text-muted); }

        .search-form button {
            background: var(--primary);
            color: #fff;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            cursor: pointer;
            transition: var(--transition);
        }

        .search-form button:hover { background: var(--primary-light); }

        .nav-toggle {
            background: var(--primary);
            color: #fff;
            width: 42px;
            height: 42px;
            border-radius: var(--radius-sm);
            font-size: 18px;
            cursor: pointer;
            display: none;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .nav-toggle:hover { background: var(--primary-light); }

        .nav-bar {
            border-top: 1px solid var(--border);
            background: var(--bg-white);
        }

        .nav-list {
            display: flex;
            gap: 4px;
            padding: 0;
            margin: 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }

        .nav-list::-webkit-scrollbar { display: none; }

        .nav-list li { flex-shrink: 0; }

        .nav-list a {
            display: block;
            padding: 14px 24px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-muted);
            border-bottom: 3px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .nav-list a:hover {
            color: var(--primary);
            background: rgba(18,58,107,0.03);
        }

        .nav-list a.active {
            color: var(--primary);
            font-weight: 600;
            border-bottom-color: var(--accent);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            padding: 120px 0 140px;
            color: #fff;
            isolation: isolate;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(12,43,80,0.92) 0%, rgba(18,58,107,0.78) 50%, rgba(18,58,107,0.55) 100%);
            z-index: -1;
        }

        .hero-inner {
            max-width: 800px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,0.12);
            border: 1px solid rgba(201,168,106,0.4);
            border-radius: 50px;
            padding: 8px 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--accent-light);
            backdrop-filter: blur(6px);
            margin-bottom: 28px;
        }

        .hero-badge i { font-size: 12px; }

        .hero h1 {
            font-size: 58px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 20px;
            color: #fff;
            letter-spacing: 2px;
        }

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

        .hero-lead {
            font-size: 20px;
            line-height: 1.8;
            color: rgba(255,255,255,0.85);
            margin-bottom: 40px;
            max-width: 640px;
        }

        .hero-btns {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 56px;
        }

        .btn-brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 16px;
            padding: 14px 30px;
            border-radius: 50px;
            transition: var(--transition);
            border: 2px solid transparent;
        }

        .btn-brand:hover {
            background: #d4ba82;
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(201,168,106,0.35);
        }

        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            font-weight: 500;
            font-size: 16px;
            padding: 13px 28px;
            border-radius: 50px;
            border: 2px solid rgba(255,255,255,0.5);
            transition: var(--transition);
        }

        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255,255,255,0.12);
            color: #fff;
            transform: translateY(-2px);
        }

        .hero-stats {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.18);
            backdrop-filter: blur(12px);
            border-radius: var(--radius);
            padding: 32px 36px;
            margin-top: 20px;
        }

        .stat-item { text-align: center; }

        .stat-num {
            font-size: 42px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 14px;
            color: rgba(255,255,255,0.85);
            margin-top: 4px;
        }

        /* ===== Section ===== */
        .section { padding: 96px 0; }

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

        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 64px;
        }

        .section-tag {
            display: inline-block;
            background: var(--accent-light);
            color: var(--accent-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 50px;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }

        .section-title {
            font-size: 40px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            letter-spacing: -1px;
        }

        .section-desc {
            font-size: 17px;
            color: var(--text-muted);
            line-height: 1.8;
        }

        /* ===== About ===== */
        .about-wrap {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 64px;
            align-items: center;
        }

        .about-photo {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
        }

        .about-photo img {
            width: 100%;
            height: 420px;
            object-fit: cover;
        }

        .about-photo::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(12,43,80,0.3) 0%, transparent 60%);
        }

        .about-content h2 {
            font-size: 34px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 24px;
            line-height: 1.3;
        }

        .about-content p {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

        .about-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 24px;
        }

        .about-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--bg-light);
            border: 1px solid var(--border);
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 500;
            color: var(--primary);
            transition: var(--transition);
        }

        .about-tag:hover {
            background: var(--accent-light);
            border-color: var(--accent);
        }

        .about-tag i { color: var(--accent); font-size: 12px; }

        .about-points {
            margin-top: 28px;
            display: grid;
            gap: 16px;
        }

        .point-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            padding: 16px 20px;
            border-radius: var(--radius-sm);
            background: var(--bg-light);
            border-left: 4px solid var(--accent);
            transition: var(--transition);
        }

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

        .point-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
        }

        .point-content h5 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 4px;
        }

        .point-content p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* ===== Industry Cards ===== */
        .industry-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .ind-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            position: relative;
        }

        .ind-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-8px);
        }

        .ind-thumb {
            position: relative;
            height: 190px;
            overflow: hidden;
        }

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

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

        .ind-thumb::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(18,58,107,0.35) 0%, transparent 60%);
        }

        .ind-body {
            padding: 24px 24px 28px;
        }

        .ind-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .ind-body p {
            font-size: 14.5px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .ind-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-dark);
            transition: var(--transition);
        }

        .ind-link:hover {
            color: var(--primary);
            gap: 12px;
        }

        .ind-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(255,255,255,0.9);
            backdrop-filter: blur(4px);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 50px;
        }

        /* ===== News ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .news-card {
            display: flex;
            gap: 20px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px;
            transition: var(--transition);
            align-items: flex-start;
        }

        .news-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: transparent;
        }

        .news-thumb {
            width: 180px;
            height: 130px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            position: relative;
            background: var(--bg-light);
        }

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

        .news-body {
            flex: 1;
            min-width: 0;
        }

        .news-cat {
            display: inline-block;
            background: var(--accent-light);
            color: var(--accent-dark);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 50px;
            margin-bottom: 10px;
        }

        .news-body h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: var(--transition);
        }

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

        .news-body p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-time {
            font-size: 13px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .news-time i { color: var(--accent-dark); font-size: 12px; }

        .empty-state {
            grid-column: 1 / -1;
            background: var(--bg-light);
            border-radius: var(--radius);
            padding: 60px;
            text-align: center;
            color: var(--text-muted);
            font-size: 16px;
            border: 1px dashed var(--border);
        }

        .empty-state i {
            font-size: 40px;
            color: var(--border);
            display: block;
            margin-bottom: 16px;
        }

        /* ===== Achv ===== */
        .achv-wrap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }

        .achv-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 40px 32px;
            text-align: center;
            border: 1px solid var(--border);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .achv-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: var(--transition);
        }

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

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

        .achv-icon {
            width: 72px;
            height: 72px;
            margin: 0 auto 24px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 28px;
            box-shadow: 0 12px 24px rgba(18,58,107,0.25);
        }

        .achv-card h3 {
            font-size: 21px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
        }

        .achv-card p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 0;
        }

        .achv-list {
            margin-top: 20px;
            text-align: left;
            padding: 16px 20px;
            background: var(--bg-light);
            border-radius: var(--radius-sm);
            font-size: 14px;
            color: var(--text-muted);
            line-height: 2;
        }

        .achv-list i {
            color: var(--accent-dark);
            margin-right: 8px;
            font-size: 12px;
        }

        /* ===== Timeline ===== */
        .timeline {
            position: relative;
            max-width: 820px;
            margin: 0 auto;
            padding-top: 20px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            left: 50%;
            width: 2px;
            background: linear-gradient(to bottom, var(--accent), var(--primary));
            transform: translateX(-50%);
        }

        .timeline-item {
            position: relative;
            width: 50%;
            padding: 0 48px;
            margin-bottom: 48px;
        }

        .timeline-item:nth-child(odd) {
            left: 0;
            text-align: right;
        }

        .timeline-item:nth-child(even) {
            left: 50%;
            text-align: left;
        }

        .timeline-dot {
            position: absolute;
            top: 28px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--accent);
            border: 4px solid var(--bg-white);
            box-shadow: 0 0 0 4px var(--accent-light);
            z-index: 2;
        }

        .timeline-item:nth-child(odd) .timeline-dot { right: -8px; }
        .timeline-item:nth-child(even) .timeline-dot { left: -8px; }

        .timeline-time {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-dark);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }

        .timeline-box {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px 28px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

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

        .timeline-box h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }

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

        /* ===== Process ===== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }

        .process-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 36px 28px;
            text-align: center;
            position: relative;
            border: 1px solid var(--border);
            transition: var(--transition);
        }

        .process-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-8px);
        }

        .process-num {
            position: absolute;
            top: 20px;
            right: 24px;
            font-size: 64px;
            font-weight: 800;
            color: rgba(18,58,107,0.07);
            line-height: 1;
        }

        .process-icon {
            width: 66px;
            height: 66px;
            margin: 0 auto 22px;
            background: var(--accent-light);
            color: var(--accent-dark);
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            transition: var(--transition);
        }

        .process-card:hover .process-icon {
            background: var(--primary);
            color: var(--accent);
        }

        .process-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }

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

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 16px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item.active {
            border-color: var(--accent);
            box-shadow: var(--shadow);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 22px 28px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            background: transparent;
            transition: var(--transition);
            width: 100%;
            text-align: left;
        }

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

        .faq-icon {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            background: var(--bg-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--primary);
            transition: var(--transition);
            margin-left: 16px;
        }

        .faq-item.active .faq-icon {
            background: var(--primary);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .faq-answer-inner {
            padding: 0 28px 24px;
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
            border-top: 1px solid var(--border);
            padding-top: 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat fixed;
            padding: 100px 0;
            color: #fff;
            isolation: isolate;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(12,43,80,0.93) 0%, rgba(18,58,107,0.82) 100%);
            z-index: -1;
        }

        .cta-content {
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-content h2 {
            font-size: 42px;
            font-weight: 800;
            margin-bottom: 20px;
            color: #fff;
            letter-spacing: -1px;
        }

        .cta-content h2 span { color: var(--accent); }

        .cta-content p {
            font-size: 18px;
            color: rgba(255,255,255,0.85);
            margin-bottom: 36px;
            line-height: 1.8;
        }

        .cta-btns {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-contact-row {
            margin-top: 48px;
            display: flex;
            justify-content: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .cta-contact-item {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 16px;
            color: rgba(255,255,255,0.9);
        }

        .cta-contact-item i {
            width: 44px;
            height: 44px;
            background: rgba(255,255,255,0.12);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 18px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255,255,255,0.8);
            padding: 72px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 56px;
        }

        .footer-brand .brand-mark {
            background: rgba(255,255,255,0.12);
            color: var(--accent);
            margin-bottom: 16px;
        }

        .footer-brand h4 {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 15px;
            line-height: 1.8;
            color: rgba(255,255,255,0.6);
            margin-bottom: 0;
        }

        .footer-col h6 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 12px;
        }

        .footer-col h6::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 36px;
            height: 2px;
            background: var(--accent);
        }

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

        .footer-col ul li a {
            font-size: 15px;
            color: rgba(255,255,255,0.6);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .footer-col ul li a i {
            font-size: 11px;
            color: var(--accent);
            opacity: 0.6;
        }

        .footer-contact li {
            font-size: 15px;
            display: flex;
            gap: 10px;
            color: rgba(255,255,255,0.6);
            margin-bottom: 14px;
            align-items: flex-start;
        }

        .footer-contact li i {
            color: var(--accent);
            margin-top: 4px;
            width: 18px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding: 24px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 14px;
            color: rgba(255,255,255,0.45);
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .industry-grid { grid-template-columns: repeat(2, 1fr); }
            .achv-wrap { grid-template-columns: repeat(2, 1fr); }
            .process-grid { grid-template-columns: repeat(2, 1fr); }
            .about-wrap { grid-template-columns: 1fr; gap: 40px; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .container { padding-left: 20px; padding-right: 20px; }
            .hero h1 { font-size: 46px; }
        }

        @media (max-width: 768px) {
            .section { padding: 72px 0; }
            .section-title { font-size: 32px; }
            .hero { padding: 80px 0 100px; }
            .hero h1 { font-size: 38px; }
            .hero-lead { font-size: 17px; }
            .hero-stats { grid-template-columns: repeat(2, 1fr); padding: 24px; }
            .news-grid { grid-template-columns: 1fr; }
            .news-card { flex-direction: column; }
            .news-thumb { width: 100%; height: 180px; }
            .timeline::before { left: 30px; }
            .timeline-item { width: 100%; left: 0 !important; text-align: left !important; padding: 0 0 0 68px; }
            .timeline-item:nth-child(odd) .timeline-dot { right: auto; left: 22px; }
            .timeline-item:nth-child(even) .timeline-dot { left: 22px; }
            .header-top { flex-wrap: wrap; }
            .search-form { width: 100%; order: 3; }
            .nav-toggle { display: flex; }
            .nav-bar { display: none; }
            .nav-bar.open { display: block; }
            .nav-list { flex-direction: column; }
            .nav-list a { padding: 14px 20px; }
            .cta-content h2 { font-size: 32px; }
            .cta-contact-row { gap: 24px; }
            .footer-grid { grid-template-columns: 1fr; gap: 36px; }
            .footer-bottom { flex-direction: column; text-align: center; justify-content: center; }
        }

        @media (max-width: 520px) {
            .section { padding: 56px 0; }
            .section-title { font-size: 28px; }
            .hero h1 { font-size: 32px; }
            .hero p { font-size: 16px; }
            .hero-btns { flex-direction: column; }
            .btn-brand, .btn-outline-light { width: 100%; justify-content: center; }
            .industry-grid { grid-template-columns: 1fr; }
            .achv-wrap { grid-template-columns: 1fr; }
            .process-grid { grid-template-columns: 1fr; }
            .hero-stats { grid-template-columns: 1fr 1fr; gap: 20px; }
            .stat-num { font-size: 32px; }
            .about-photo img { height: 280px; }
            .about-content h2 { font-size: 26px; }
            .footer-grid { grid-template-columns: 1fr; }
            .cta-content h2 { font-size: 26px; }
            .cta-btns { flex-direction: column; }
            .cta-btns .btn-brand, .cta-btns .btn-outline-light { width: 100%; justify-content: center; }
            .brand-name { font-size: 22px; }
            .brand-mark { width: 40px; height: 40px; font-size: 16px; }
        }

/* roulang page: category1 */
:root {
            --primary-gradient: linear-gradient(135deg, #0b3d91, #1b6b8c);
            --accent-gradient: linear-gradient(135deg, #f59e0b, #ef4444);
            --bg-light-alternate: #f6f9fc;
            --bg-clean: #ffffff;
            --text-heading: #0f2440;
            --text-body: #4a5b70;
            --text-muted: #8194aa;
            --border-soft: #e2eaf3;
            --border-radius-lg: 20px;
            --border-radius-md: 14px;
            --border-radius-sm: 8px;
            --shadow-card: 0 10px 40px rgba(15, 36, 64, 0.06);
            --shadow-hover: 0 18px 50px rgba(15, 36, 64, 0.12);
            --font-heading: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --transition-ease: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        *,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            line-height: 1.75;
            color: var(--text-body);
            background: var(--bg-clean);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        body,
        h1,
        h2,
        h3,
        h4,
        h5,
        h6,
        p,
        ul,
        ol,
        figure {
            margin: 0;
            padding: 0;
        }
        ul,
        ol {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition-ease);
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            border: none;
            outline: none;
            background: none;
        }
        .container-width {
            width: 100%;
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .section-padding {
            padding: 100px 0;
        }
        .text-gradient {
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .btn-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 30px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 14px;
            line-height: 20px;
            letter-spacing: 0.5px;
            transition: var(--transition-ease);
            cursor: pointer;
            border: 2px solid transparent;
        }
        .btn-primary-custom {
            background: var(--primary-gradient);
            color: #fff;
            box-shadow: 0 8px 24px rgba(11, 61, 145, 0.18);
        }
        .btn-primary-custom:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 34px rgba(11, 61, 145, 0.28);
            color: #fff;
        }
        .btn-outline-custom {
            background: transparent;
            border-color: #c4d4e6;
            color: var(--text-heading);
        }
        .btn-outline-custom:hover {
            border-color: #0b3d91;
            background: rgba(11, 61, 145, 0.04);
            color: #0b3d91;
            transform: translateY(-3px);
        }
        .badge-custom {
            display: inline-block;
            padding: 6px 16px;
            background: rgba(11, 61, 145, 0.08);
            color: #0b3d91;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
        }
        .badge-accent {
            background: rgba(245, 158, 11, 0.12);
            color: #c07c00;
        }
        .badge-green {
            background: rgba(16, 185, 129, 0.1);
            color: #047857;
        }
        .section-tag {
            display: inline-block;
            text-transform: uppercase;
            letter-spacing: 3px;
            font-size: 13px;
            font-weight: 700;
            color: #0b3d91;
            margin-bottom: 12px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: clamp(28px, 4vw, 46px);
            font-weight: 800;
            line-height: 1.2;
            color: var(--text-heading);
            margin-bottom: 18px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 680px;
            line-height: 1.8;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1080;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-soft);
            box-shadow: 0 4px 20px rgba(15, 36, 64, 0.04);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            min-height: 66px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .brand-mark {
            width: 42px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: var(--primary-gradient);
            color: #fff;
            font-weight: 800;
            font-size: 14px;
            letter-spacing: 1px;
            box-shadow: 0 6px 18px rgba(11, 61, 145, 0.3);
            line-height: 1;
        }
        .brand-name {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-heading);
            letter-spacing: 1px;
        }
        .header-tools {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .search-form {
            display: flex;
            align-items: center;
            background: #f1f5f9;
            border-radius: 40px;
            padding: 6px 16px;
            border: 1px solid transparent;
            transition: var(--transition-ease);
        }
        .search-form:focus-within {
            border-color: #0b3d91;
            background: #fff;
            box-shadow: 0 0 0 4px rgba(11, 61, 145, 0.08);
        }
        .search-form input {
            background: transparent;
            border: none;
            font-size: 14px;
            padding: 4px 0;
            width: 170px;
            color: var(--text-heading);
        }
        .search-form input::placeholder {
            color: #a4b3c8;
        }
        .search-form button {
            color: #0b3d91;
            font-size: 14px;
            cursor: pointer;
            padding: 2px 0 2px 8px;
        }
        .search-form button:hover {
            color: #f59e0b;
        }
        .nav-toggle {
            display: none;
            font-size: 20px;
            color: var(--text-heading);
            cursor: pointer;
            padding: 6px 10px;
        }
        .nav-bar {
            background: var(--primary-gradient);
            border-radius: 0;
            position: relative;
        }
        .nav-bar .container {
            display: flex;
            align-items: center;
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 0;
            padding: 0;
            margin: 0;
            flex-wrap: nowrap;
        }
        .nav-list li a {
            display: inline-block;
            padding: 14px 24px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.8px;
            position: relative;
            transition: var(--transition-ease);
            border-bottom: 3px solid transparent;
        }
        .nav-list li a::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 24px;
            right: 24px;
            height: 3px;
            background: #f59e0b;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s ease;
            border-radius: 2px 2px 0 0;
        }
        .nav-list li a:hover,
        .nav-list li a.active {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-list li a:hover::after,
        .nav-list li a.active::after {
            transform: scaleX(1);
        }
        .page-banner {
            position: relative;
            min-height: 340px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: linear-gradient(rgba(8, 28, 62, 0.78), rgba(8, 28, 62, 0.85)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            padding: 80px 0;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .page-banner .banner-badge {
            display: inline-block;
            background: rgba(245, 158, 11, 0.18);
            border: 1px solid rgba(245, 158, 11, 0.4);
            color: #fbbf24;
            padding: 8px 20px;
            border-radius: 40px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 22px;
        }
        .page-banner h1 {
            font-size: clamp(32px, 5vw, 54px);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: 2px;
            margin-bottom: 20px;
        }
        .page-banner p {
            font-size: 17px;
            max-width: 650px;
            margin: 0 auto;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.8;
        }
        .page-banner .banner-breadcrumb {
            margin-top: 28px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }
        .page-banner .banner-breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
        }
        .page-banner .banner-breadcrumb a:hover {
            color: #fbbf24;
        }
        .banner-stats {
            display: flex;
            gap: 40px;
            margin-top: 40px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .banner-stats .stat-item {
            text-align: center;
        }
        .banner-stats .stat-number {
            font-size: 36px;
            font-weight: 800;
            color: #fbbf24;
            line-height: 1.2;
        }
        .banner-stats .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }
        .news-filter-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: flex-start;
            margin-bottom: 40px;
        }
        .filter-tab {
            padding: 10px 22px;
            background: #f1f5f9;
            border-radius: 40px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-heading);
            cursor: pointer;
            transition: var(--transition-ease);
            border: 1px solid transparent;
        }
        .filter-tab:hover,
        .filter-tab.active {
            background: var(--primary-gradient);
            color: #fff;
            box-shadow: 0 8px 20px rgba(11, 61, 145, 0.2);
            border-color: transparent;
        }
        .news-card-horizontal {
            display: flex;
            background: #fff;
            border-radius: var(--border-radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            margin-bottom: 30px;
            transition: var(--transition-ease);
            border: 1px solid var(--border-soft);
        }
        .news-card-horizontal:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .news-card-img {
            width: 320px;
            min-height: 220px;
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .news-card-horizontal:hover .news-card-img img {
            transform: scale(1.05);
        }
        .news-card-date {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(4px);
            padding: 10px 14px;
            border-radius: 12px;
            text-align: center;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            line-height: 1.1;
        }
        .news-card-date strong {
            display: block;
            font-size: 20px;
            font-weight: 800;
            color: #0b3d91;
        }
        .news-card-date span {
            font-size: 11px;
            color: var(--text-muted);
        }
        .news-card-body {
            padding: 28px 30px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card-body .news-category {
            display: inline-block;
            background: rgba(11, 61, 145, 0.08);
            color: #0b3d91;
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 12px;
            font-weight: 600;
            margin-bottom: 12px;
            align-self: flex-start;
        }
        .news-card-body h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 10px;
            line-height: 1.5;
            transition: var(--transition-ease);
        }
        .news-card-body h3 a:hover {
            color: #0b3d91;
        }
        .news-card-body p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
        }
        .news-meta-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--border-soft);
            padding-top: 16px;
        }
        .news-meta-footer .meta-item {
            font-size: 13px;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .news-meta-footer .meta-item i {
            color: #0b3d91;
            font-size: 12px;
        }
        .news-meta-footer a.read-more {
            font-size: 13px;
            font-weight: 600;
            color: #0b3d91;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .news-meta-footer a.read-more:hover {
            color: #f59e0b;
            gap: 10px;
        }
        .featured-section {
            background: linear-gradient(135deg, #f0f6fd 0%, #e8f1fa 100%);
            padding: 90px 0;
        }
        .featured-grid {
            display: grid;
            grid-template-columns: 1.1fr 1.9fr;
            gap: 40px;
            align-items: center;
        }
        .featured-image-wrap {
            position: relative;
            border-radius: var(--border-radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .featured-image-wrap img {
            width: 100%;
            height: 480px;
            object-fit: cover;
        }
        .featured-image-wrap::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(8, 28, 62, 0.5), transparent);
            z-index: 1;
        }
        .featured-news-label {
            position: absolute;
            top: 20px;
            left: 20px;
            background: #f59e0b;
            color: #0f2440;
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 700;
            z-index: 2;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.4);
        }
        .featured-content {
            padding: 20px 0;
        }
        .featured-content .tagline {
            font-size: 13px;
            font-weight: 700;
            color: #0b3d91;
            letter-spacing: 0.5em;
            margin-bottom: 16px;
        }
        .featured-content h2 {
            font-size: clamp(26px, 3.5vw, 38px);
            font-weight: 800;
            color: var(--text-heading);
            line-height: 1.35;
            margin-bottom: 18px;
        }
        .featured-content p {
            color: #4a5b70;
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .featured-points {
            margin: 24px 0;
        }
        .featured-points li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 14px;
            color: var(--text-body);
            font-size: 15px;
        }
        .featured-points li i {
            color: #0b3d91;
            margin-top: 5px;
            font-size: 14px;
        }
        .featured-points li strong {
            color: var(--text-heading);
        }
        .featured-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .timeline-section {
            background: #fff;
            padding: 90px 0;
        }
        .timeline-list {
            position: relative;
            padding-left: 40px;
            margin-top: 20px;
        }
        .timeline-list::before {
            content: "";
            position: absolute;
            left: 14px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(to bottom, #0b3d91, #f59e0b);
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 36px;
        }
        .timeline-item::before {
            content: "";
            position: absolute;
            left: -34px;
            top: 12px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #fff;
            border: 3px solid #0b3d91;
            box-shadow: 0 0 0 4px rgba(11, 61, 145, 0.12);
        }
        .timeline-item .time-label {
            font-size: 13px;
            font-weight: 700;
            color: #0b3d91;
            background: rgba(11, 61, 145, 0.08);
            display: inline-block;
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 10px;
        }
        .timeline-item h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-heading);
            margin-bottom: 6px;
        }
        .timeline-item p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .data-strip-section {
            background: var(--primary-gradient);
            padding: 70px 0;
            color: #fff;
        }
        .data-strip-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            text-align: center;
        }
        .data-item .number {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.2;
            color: #fbbf24;
            letter-spacing: 1px;
        }
        .data-item .label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 6px;
        }
        .cta-section {
            background: linear-gradient(135deg, #0f2440 0%, #1b6b8c 100%);
            padding: 80px 0;
            position: relative;
            overflow: hidden;
            color: #fff;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            right: -100px;
            top: -100px;
            width: 420px;
            height: 420px;
            background: rgba(245, 158, 11, 0.08);
            border-radius: 50%;
        }
        .cta-section::after {
            content: "";
            position: absolute;
            right: 160px;
            bottom: -80px;
            width: 220px;
            height: 220px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 50%;
        }
        .cta-card {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }
        .cta-text .cta-icon {
            font-size: 36px;
            color: #fbbf24;
            margin-bottom: 14px;
        }
        .cta-text h2 {
            font-size: clamp(26px, 4vw, 36px);
            font-weight: 800;
            margin-bottom: 12px;
            color: #fff;
        }
        .cta-text p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 560px;
        }
        .cta-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-light-custom {
            background: #fff;
            color: #0b3d91;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }
        .btn-light-custom:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
            color: #0b3d91;
        }
        .btn-ghost-custom {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: #fff;
        }
        .btn-ghost-custom:hover {
            background: rgba(255, 255, 255, 0.2);
            color: #fff;
            transform: translateY(-3px);
        }
        .site-footer {
            background: #0f2440;
            color: #a5b4cc;
            padding: 70px 0 0;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
            gap: 48px;
            padding-bottom: 50px;
        }
        .footer-brand h4 {
            font-size: 20px;
            color: #fff;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .footer-brand p {
            line-height: 1.8;
            font-size: 14px;
            margin-top: 14px;
            color: #8194aa;
        }
        .footer-col h6 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 22px;
            position: relative;
            padding-bottom: 12px;
        }
        .footer-col h6::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 2px;
            background: #f59e0b;
            border-radius: 2px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: #8194aa;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .footer-col ul li a:hover {
            color: #fbbf24;
            padding-left: 4px;
        }
        .footer-col ul li i {
            font-size: 11px;
            color: #f59e0b;
            margin-right: 4px;
        }
        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 12px;
            color: #8194aa;
            font-size: 14px;
        }
        .footer-contact li i {
            color: #f59e0b;
            font-size: 14px;
            margin-top: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 22px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            color: #8194aa;
            font-size: 13px;
        }
        .footer-bottom a {
            color: #fbbf24;
        }
        .footer-bottom a:hover {
            text-decoration: underline;
        }
        .pagination-area {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 50px;
        }
        .pagination-area a,
        .pagination-area span {
            min-width: 44px;
            height: 44px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: #f1f5f9;
            color: var(--text-heading);
            font-weight: 600;
            font-size: 14px;
            padding: 0 10px;
            transition: var(--transition-ease);
            border: 1px solid transparent;
        }
        .pagination-area a:hover {
            background: var(--primary-gradient);
            color: #fff;
            box-shadow: 0 6px 18px rgba(11, 61, 145, 0.15);
        }
        .pagination-area span.current {
            background: var(--primary-gradient);
            color: #fff;
        }
        @media (max-width: 1024px) {
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .featured-image-wrap img {
                height: 360px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
        }
        @media (max-width: 991px) {
            .nav-toggle {
                display: inline-block;
            }
            .header-tools .search-form {
                display: none;
            }
            .site-header {
                position: sticky;
                top: 0;
                left: 0;
                right: 0;
                z-index: 999;
            }
            .nav-bar {
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.4s ease;
                background: #0f2440;
            }
            .nav-bar.open {
                max-height: 600px;
                overflow-y: auto;
            }
            .nav-list {
                flex-direction: column;
                align-items: stretch;
                padding: 8px 0;
            }
            .nav-list li a {
                display: block;
                padding: 14px 24px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                border-left: 3px solid transparent;
            }
            .nav-list li a::after {
                display: none;
            }
            .nav-list li a.active,
            .nav-list li a:hover {
                background: rgba(255, 255, 255, 0.1);
                border-left-color: #f59e0b;
            }
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 60px 0;
            }
            .news-card-horizontal {
                flex-direction: column;
            }
            .news-card-img {
                width: 100%;
                height: 220px;
            }
            .news-card-body {
                padding: 20px;
            }
            .data-strip-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
            .page-banner {
                min-height: 280px;
                padding: 60px 0;
            }
            .cta-card {
                flex-direction: column;
                text-align: center;
                justify-content: center;
            }
            .cta-text p {
                margin: 0 auto;
            }
            .cta-actions {
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .container-width {
                padding-left: 16px;
                padding-right: 16px;
            }
            .brand-name {
                font-size: 18px;
            }
            .brand-mark {
                width: 36px;
                height: 36px;
                font-size: 12px;
                border-radius: 10px;
            }
            .section-title {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .page-banner h1 {
                font-size: 30px;
            }
            .page-banner p {
                font-size: 14px;
            }
            .banner-stats {
                gap: 20px;
            }
            .banner-stats .stat-number {
                font-size: 26px;
            }
            .news-filter-tabs {
                flex-wrap: nowrap;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                padding-bottom: 10px;
                scrollbar-width: none;
            }
            .news-filter-tabs::-webkit-scrollbar {
                display: none;
            }
            .filter-tab {
                white-space: nowrap;
                flex-shrink: 0;
            }
            .timeline-list {
                padding-left: 30px;
            }
            .timeline-item::before {
                left: -26px;
            }
            .data-item .number {
                font-size: 32px;
            }
            .pagination-area a,
            .pagination-area span {
                min-width: 38px;
                height: 38px;
                font-size: 13px;
            }
        }

/* roulang page: category2 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #0d2b45;
            --primary-light: #14395c;
            --primary-soft: #1d4e70;
            --accent: #c9a45c;
            --accent-dark: #a8873e;
            --accent-light: #f0dfb8;
            --body-bg: #f5f7fa;
            --card-bg: #ffffff;
            --text-main: #1c2530;
            --text-muted: #5f6f7e;
            --border-color: #e3e9ef;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 10px rgba(13, 43, 69, 0.06);
            --shadow-md: 0 8px 28px rgba(13, 43, 69, 0.08);
            --shadow-lg: 0 20px 50px rgba(13, 43, 69, 0.12);
            --transition: all 0.3s ease;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

        /* ========== 基础 Reset ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            background: var(--body-bg);
            color: var(--text-main);
            line-height: 1.75;
            padding: 0;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding: 0;
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            color: var(--primary);
            line-height: 1.35;
        }
        .container {
            max-width: 1240px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== 按钮 ========== */
        .btn {
            border-radius: 50px;
            padding: 10px 26px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            border: 2px solid transparent;
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 164, 92, 0.35);
        }
        .btn-outline-light {
            border-color: rgba(255, 255, 255, 0.7);
            color: #fff;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            border-color: #fff;
        }
        .btn:focus {
            outline: 0;
            box-shadow: 0 0 0 4px rgba(201, 164, 92, 0.3);
        }

        /* ========== 导航 ========== */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1030;
            box-shadow: var(--shadow-sm);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            padding-bottom: 14px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 46px;
            height: 46px;
            background: linear-gradient(135deg, var(--primary), var(--primary-soft));
            color: #fff;
            font-weight: 800;
            font-size: 16px;
            border-radius: 12px;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .brand-name {
            font-size: 22px;
            font-weight: 800;
            letter-spacing: 1px;
            color: var(--primary);
            white-space: nowrap;
        }
        .header-tools {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .search-form {
            position: relative;
            display: flex;
            align-items: center;
        }
        .search-form input {
            border: 1px solid var(--border-color);
            border-radius: 30px;
            padding: 8px 44px 8px 18px;
            font-size: 14px;
            width: 220px;
            background: var(--body-bg);
            transition: var(--transition);
        }
        .search-form input:focus {
            outline: none;
            border-color: var(--accent);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(201, 164, 92, 0.15);
            width: 260px;
        }
        .search-form input::placeholder {
            color: #9aa7b3;
        }
        .search-form button {
            position: absolute;
            right: 4px;
            border: none;
            background: transparent;
            color: var(--text-muted);
            font-size: 14px;
            cursor: pointer;
            padding: 8px 14px;
            transition: var(--transition);
        }
        .search-form button:hover {
            color: var(--accent);
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid var(--border-color);
            border-radius: 10px;
            width: 44px;
            height: 44px;
            font-size: 18px;
            color: var(--primary);
            cursor: pointer;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .nav-bar {
            background: var(--primary);
        }
        .nav-list {
            display: flex;
            margin: 0;
            padding: 0;
        }
        .nav-list li a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 14px 24px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            font-weight: 500;
            border-bottom: 3px solid transparent;
            transition: var(--transition);
            position: relative;
        }
        .nav-list li a i {
            font-size: 13px;
            opacity: 0.7;
        }
        .nav-list li a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-list li a.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            background: rgba(201, 164, 92, 0.1);
        }
        .nav-list li a.active::after {
            content: "";
            position: absolute;
            bottom: -3px;
            left: 50%;
            transform: translateX(-50%);
            border: 6px solid transparent;
            border-bottom-color: var(--accent);
            opacity: 0.8;
        }

        /* ========== 页面横幅 ========== */
        .page-banner {
            position: relative;
            background: linear-gradient(135deg, rgba(13, 43, 69, 0.92), rgba(20, 57, 92, 0.82)),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            padding: 96px 0 88px;
            text-align: center;
            color: #fff;
        }
        .page-banner .breadcrumb {
            display: inline-flex;
            gap: 10px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 30px;
            padding: 6px 20px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(4px);
            margin-bottom: 20px;
        }
        .page-banner .breadcrumb a {
            color: var(--accent);
        }
        .page-banner .breadcrumb i {
            font-size: 12px;
            line-height: 1.75;
        }
        .page-banner h1 {
            color: #fff;
            font-size: 44px;
            font-weight: 800;
            letter-spacing: 2px;
            margin-bottom: 16px;
        }
        .page-banner p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 17px;
            max-width: 720px;
            margin: 0 auto;
        }

        /* ========== 板块基础 ========== */
        .section {
            padding: 96px 0;
        }
        .section-soft {
            background: #fff;
        }
        .section-head {
            text-align: center;
            max-width: 760px;
            margin: 0 auto 56px;
        }
        .section-tag {
            display: inline-block;
            background: var(--accent-light);
            color: var(--accent-dark);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 18px;
            border-radius: 30px;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }
        .section-head h2 {
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 14px;
        }
        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
        }

        /* ========== 数据统计 ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            padding: 32px 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
        }
        .stat-card .icon-wrap {
            width: 56px;
            height: 56px;
            margin: 0 auto 18px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--primary), var(--primary-soft));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 22px;
        }
        .stat-card .num {
            font-size: 40px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-card .num span {
            font-size: 18px;
            font-weight: 600;
            color: var(--accent);
            margin-left: 2px;
        }
        .stat-card .label {
            color: var(--text-muted);
            font-size: 14px;
            margin-top: 8px;
        }

        /* ========== 核心产业矩阵 ========== */
        .sector-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }
        .sector-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .sector-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-lg);
            border-color: var(--accent);
        }
        .sector-card .sector-img {
            height: 180px;
            position: relative;
            overflow: hidden;
        }
        .sector-card .sector-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .sector-card:hover .sector-img img {
            transform: scale(1.06);
        }
        .sector-card .sector-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(13, 43, 69, 0.55), transparent);
        }
        .sector-card .sector-icon {
            position: absolute;
            left: 20px;
            bottom: -28px;
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: var(--accent);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            box-shadow: 0 8px 20px rgba(201, 164, 92, 0.4);
            z-index: 2;
        }
        .sector-card .sector-body {
            padding: 42px 24px 26px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .sector-card .sector-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .sector-card .sector-body p {
            color: var(--text-muted);
            font-size: 14px;
            margin-bottom: 18px;
            flex: 1;
        }
        .sector-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sector-tags span {
            background: var(--body-bg);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            font-size: 12px;
            color: var(--primary);
            padding: 4px 14px;
            transition: var(--transition);
        }
        .sector-tags span:hover {
            background: var(--accent-light);
            border-color: var(--accent);
        }

        /* ========== 能力优势 ========== */
        .advantage-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }
        .advantage-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }
        .advantage-img img {
            width: 100%;
            height: 480px;
            object-fit: cover;
        }
        .advantage-img .img-tag {
            position: absolute;
            bottom: 20px;
            left: 20px;
            background: rgba(13, 43, 69, 0.85);
            color: #fff;
            padding: 10px 18px;
            border-radius: 10px;
            font-size: 14px;
            backdrop-filter: blur(4px);
        }
        .advantage-list {
            display: grid;
            gap: 26px;
            margin-top: 0;
        }
        .adv-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }
        .adv-icon {
            width: 52px;
            height: 52px;
            flex-shrink: 0;
            border-radius: 12px;
            background: var(--primary);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            box-shadow: var(--shadow-sm);
        }
        .adv-text h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .adv-text p {
            color: var(--text-muted);
            font-size: 14px;
            margin: 0;
        }

        /* ========== 协同流程 ========== */
        .flow-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-soft) 100%);
            position: relative;
            overflow: hidden;
        }
        .flow-section::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.03);
        }
        .flow-section .section-head h2,
        .flow-section .section-head p {
            color: #fff;
        }
        .flow-section .section-head p {
            color: rgba(255, 255, 255, 0.75);
        }
        .flow-section .section-tag {
            background: rgba(201, 164, 92, 0.2);
            color: var(--accent-light);
        }
        .flow-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }
        .flow-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-md);
            padding: 34px 24px;
            text-align: center;
            backdrop-filter: blur(6px);
            transition: var(--transition);
        }
        .flow-card:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-6px);
            border-color: var(--accent);
        }
        .flow-step {
            font-size: 36px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 14px;
            display: block;
        }
        .flow-card h4 {
            color: #fff;
            font-size: 17px;
            margin-bottom: 10px;
        }
        .flow-card p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            margin: 0;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
            display: grid;
            gap: 16px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 0;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 26px;
            cursor: pointer;
            font-weight: 600;
            color: var(--primary);
            font-size: 16px;
        }
        .faq-question i {
            color: var(--accent);
            transition: transform 0.3s ease;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 26px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
        }
        .faq-item.active .faq-answer {
            max-height: 400px;
            padding: 0 26px 24px;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
            padding: 76px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::after {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.1;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #fff;
        }
        .cta-content h2 {
            color: #fff;
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 16px;
        }
        .cta-content p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.9);
            max-width: 640px;
            margin: 0 auto 36px;
        }
        .cta-btns {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-white {
            background: #fff;
            color: var(--primary);
        }
        .btn-white:hover {
            background: var(--accent-light);
            color: var(--primary);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #0a1a2e;
            color: rgba(255, 255, 255, 0.7);
            padding-top: 72px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 48px;
            padding-bottom: 48px;
        }
        .footer-brand .brand-mark {
            margin-bottom: 16px;
        }
        .footer-brand h4 {
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 280px;
        }
        .footer-col h6 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-col h6::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 30px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .footer-col ul {
            margin: 0;
            padding: 0;
        }
        .footer-col li {
            margin-bottom: 10px;
        }
        .footer-col li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .footer-col li a i {
            font-size: 12px;
            color: var(--accent);
        }
        .footer-col li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
        }
        .footer-contact li i {
            color: var(--accent);
            width: 16px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: var(--accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .sector-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .flow-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .advantage-wrap {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr;
            }
            .footer-grid .footer-brand {
                grid-column: span 3;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 64px 0;
            }
            .page-banner {
                padding: 70px 0 64px;
            }
            .page-banner h1 {
                font-size: 32px;
            }
            .search-form {
                display: none;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .nav-bar {
                display: none;
            }
            .nav-bar.open {
                display: block;
            }
            .nav-list {
                flex-direction: column;
            }
            .nav-list li a {
                padding: 13px 22px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                border-left: 3px solid transparent;
            }
            .nav-list li a.active {
                border-left-color: var(--accent);
                border-bottom-color: transparent;
            }
            .nav-list li a.active::after {
                display: none;
            }
            .sector-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .flow-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid .footer-brand {
                grid-column: span 1;
            }
            .footer-bottom {
                justify-content: center;
                text-align: center;
            }
            .cta-content h2 {
                font-size: 28px;
            }
            .section-head h2 {
                font-size: 28px;
            }
        }
        @media (max-width: 520px) {
            .brand-name {
                font-size: 18px;
            }
            .brand-mark {
                width: 40px;
                height: 40px;
                font-size: 14px;
            }
            .page-banner h1 {
                font-size: 26px;
            }
            .page-banner p {
                font-size: 15px;
            }
            .sector-card .sector-img {
                height: 160px;
            }
            .adv-item {
                flex-direction: column;
                gap: 10px;
            }
        }
        @media (min-width: 769px) {
            .nav-bar {
                display: block !important;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #0f2b46;
            --primary-dark: #081d2e;
            --primary-light: #1a3a5f;
            --accent: #c9a962;
            --accent-dark: #a8893f;
            --accent-soft: #f3ecdc;
            --bg-light: #f5f7fa;
            --bg-white: #ffffff;
            --text-main: #1f2d3d;
            --text-muted: #64748b;
            --text-light: #94a3b8;
            --border: #e2e8f0;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 8px rgba(15, 43, 70, .06);
            --shadow-md: 0 8px 24px rgba(15, 43, 70, .08);
            --shadow-lg: 0 16px 48px rgba(15, 43, 70, .12);
            --spacing-section: 100px;
            --transition: all .3s cubic-bezier(.4, 0, .2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--bg-light);
            color: var(--text-main);
            line-height: 1.7;
            overflow-x: hidden;
        }

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

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

        button,
        input {
            font-family: inherit;
            border: none;
            outline: none;
        }

        .container {
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ===== Header ===== */
        .site-header {
            background: var(--bg-white);
            box-shadow: 0 1px 0 rgba(15, 43, 70, .06);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 18px;
            padding-bottom: 18px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--accent);
            font-size: 18px;
            font-weight: 700;
            border-radius: 12px;
            letter-spacing: .5px;
            box-shadow: 0 4px 12px rgba(15, 43, 70, .2);
        }

        .brand-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 1px;
        }

        .header-tools {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .search-form {
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border-radius: 50px;
            border: 1px solid var(--border);
            padding: 6px 8px;
            transition: var(--transition);
        }

        .search-form:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(201, 169, 98, .15);
        }

        .search-form input {
            background: transparent;
            border: none;
            outline: none;
            padding: 4px 10px;
            font-size: 14px;
            width: 180px;
            color: var(--text-main);
        }

        .search-form input::placeholder {
            color: var(--text-light);
        }

        .search-form button {
            background: var(--primary);
            color: #fff;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }

        .search-form button:hover {
            background: var(--accent);
        }

        .nav-toggle {
            display: none;
            background: var(--primary);
            color: #fff;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            font-size: 18px;
        }

        .nav-bar {
            background: var(--bg-white);
            border-top: 1px solid var(--border);
        }

        .nav-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .nav-list li a {
            display: block;
            padding: 14px 22px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: 0;
            position: relative;
            transition: var(--transition);
        }

        .nav-list li a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--accent);
            border-radius: 3px 3px 0 0;
            transform: scaleX(0);
            transition: transform .3s;
        }

        .nav-list li a:hover {
            color: var(--primary);
        }

        .nav-list li a:hover::after {
            transform: scaleX(1);
        }

        .nav-list li a.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-list li a.active::after {
            transform: scaleX(1);
        }

        /* ===== Page Banner ===== */
        .page-banner {
            position: relative;
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--primary-light) 100%);
            padding: 90px 0 70px;
            overflow: hidden;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: .25;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -60px;
            right: -60px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            border: 3px solid rgba(201, 169, 98, .3);
        }

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

        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .2);
            color: var(--accent);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 16px;
            border-radius: 50px;
            margin-bottom: 20px;
            backdrop-filter: blur(8px);
        }

        .page-banner h1 {
            color: #fff;
            font-size: 46px;
            font-weight: 700;
            letter-spacing: 2px;
            margin-bottom: 12px;
            line-height: 1.2;
        }

        .page-banner .subtitle {
            color: rgba(255, 255, 255, .75);
            font-size: 18px;
            max-width: 620px;
            margin-bottom: 24px;
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
        }

        .breadcrumb-custom a {
            color: rgba(255, 255, 255, .8);
            transition: var(--transition);
        }

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

        .breadcrumb-custom i {
            font-size: 12px;
            color: var(--accent);
        }

        /* ===== Section Common ===== */
        .section {
            padding: 80px 0;
        }

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

        .section-tag {
            display: inline-block;
            background: var(--accent-soft);
            color: var(--accent-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 50px;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }

        .section-head h2 {
            font-size: 36px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 1px;
            margin-bottom: 10px;
            line-height: 1.3;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
            max-width: 640px;
        }

        /* ===== Feature Cards ===== */
        .feature-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--accent), var(--accent-dark));
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .4s;
        }

        .feature-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: rgba(201, 169, 98, .4);
        }

        .feature-card:hover::before {
            transform: scaleX(1);
        }

        .feature-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--accent);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 20px;
            box-shadow: 0 6px 16px rgba(15, 43, 70, .2);
        }

        .feature-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }

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

        /* ===== Stats ===== */
        .stats-section {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            padding: 80px 0;
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            opacity: .12;
        }

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

        .stat-item {
            text-align: center;
            padding: 24px;
        }

        .stat-number {
            font-size: 52px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 6px;
            letter-spacing: 1px;
        }

        .stat-label {
            color: rgba(255, 255, 255, .8);
            font-size: 16px;
            letter-spacing: 1px;
        }

        /* ===== Development System ===== */
        .dev-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
        }

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

        .dev-card-img {
            height: 170px;
            overflow: hidden;
            position: relative;
        }

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

        .dev-card:hover .dev-card-img img {
            transform: scale(1.08);
        }

        .dev-card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(15, 43, 70, .5), transparent 60%);
        }

        .dev-card-body {
            padding: 28px;
        }

        .dev-card-body h4 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 10px;
        }

        .dev-card-body p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .dev-tag {
            display: inline-block;
            background: var(--accent-soft);
            color: var(--accent-dark);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 50px;
            margin-right: 6px;
        }

        /* ===== Activity Cards ===== */
        .activity-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            height: 100%;
        }

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

        .activity-card-img {
            height: 220px;
            overflow: hidden;
            position: relative;
        }

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

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

        .activity-card-body {
            padding: 24px;
        }

        .activity-card-body .card-meta {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 8px;
        }

        .activity-card-body h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .activity-card-body p {
            color: var(--text-muted);
            font-size: 14px;
            margin-bottom: 14px;
        }

        .read-more {
            color: var(--accent-dark);
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        /* ===== Recruitment CTA ===== */
        .recruit-section {
            background: var(--bg-white);
            border-top: 1px solid var(--border);
        }

        .recruit-wrap {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
            border-radius: 24px;
            padding: 56px;
            position: relative;
            overflow: hidden;
        }

        .recruit-wrap::before {
            content: '';
            position: absolute;
            right: -80px;
            top: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(201, 169, 98, .2);
        }

        .recruit-wrap h2 {
            color: #fff;
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .recruit-wrap p {
            color: rgba(255, 255, 255, .75);
            font-size: 16px;
            max-width: 560px;
            margin-bottom: 24px;
            position: relative;
            z-index: 1;
        }

        .btn-recruit {
            background: var(--accent);
            color: var(--primary-dark);
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 16px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
            position: relative;
            z-index: 1;
            border: 2px solid transparent;
        }

        .btn-recruit:hover {
            background: transparent;
            color: var(--accent);
            border-color: var(--accent);
            transform: translateY(-2px);
        }

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

        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            margin-bottom: 12px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-sm);
        }

        .faq-q {
            padding: 20px 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--primary);
        }

        .faq-q i {
            color: var(--accent);
            transition: transform .3s;
        }

        .faq-q:hover i {
            transform: rotate(90deg);
        }

        .faq-a {
            padding: 0 28px;
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.8;
        }

        .faq-item.open .faq-a {
            max-height: 200px;
            padding-bottom: 20px;
        }

        .faq-item.open .faq-q i {
            transform: rotate(45deg);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: #fff;
            padding: 64px 0 0;
        }

        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--accent), var(--accent-dark));
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.3fr;
            gap: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, .1);
        }

        .footer-brand .brand-mark {
            background: rgba(255, 255, 255, .1);
            color: var(--accent);
            margin-bottom: 16px;
        }

        .footer-brand h4 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 12px;
            color: #fff;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, .65);
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .footer-col h6 {
            color: var(--accent);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
            text-transform: uppercase;
        }

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

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

        .footer-col ul li a {
            color: rgba(255, 255, 255, .7);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }

        .footer-col ul li a i {
            color: var(--accent);
            font-size: 12px;
        }

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

        .footer-contact li {
            color: rgba(255, 255, 255, .7);
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-contact li i {
            color: var(--accent);
            width: 18px;
            text-align: center;
        }

        .footer-bottom {
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, .45);
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            :root {
                --spacing-section: 70px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }

            .page-banner h1 {
                font-size: 38px;
            }
        }

        @media (max-width: 768px) {
            .header-top {
                padding-top: 12px;
                padding-bottom: 12px;
            }

            .search-form {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-bar {
                display: none;
                border-top: 1px solid var(--border);
            }

            .nav-bar.open {
                display: block;
            }

            .nav-list {
                flex-direction: column;
                padding: 12px 0;
            }

            .nav-list li {
                width: 100%;
            }

            .nav-list li a {
                padding: 12px 20px;
                border-radius: var(--radius-sm);
            }

            .nav-list li a::after {
                display: none;
            }

            .nav-list li a.active {
                background: var(--accent-soft);
            }

            .page-banner {
                padding: 60px 0 48px;
            }

            .page-banner h1 {
                font-size: 30px;
            }

            .section {
                padding: 60px 0;
            }

            .section-head h2 {
                font-size: 28px;
            }

            .stat-number {
                font-size: 36px;
            }

            .recruit-wrap {
                padding: 40px 24px;
            }

            .recruit-wrap h2 {
                font-size: 26px;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 6px;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .brand-name {
                font-size: 17px;
            }

            .brand-mark {
                width: 38px;
                height: 38px;
                font-size: 15px;
            }

            .page-banner h1 {
                font-size: 24px;
            }

            .page-banner .subtitle {
                font-size: 15px;
            }

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

            .stat-number {
                font-size: 30px;
            }

            .stat-label {
                font-size: 14px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-col {
                border-top: 1px solid rgba(255, 255, 255, .08);
                padding-top: 20px;
            }

            .footer-col:first-child {
                border-top: none;
                padding-top: 0;
            }
        }

        /* Accordion utility */
        .faq-item.open .faq-a {
            padding-bottom: 24px;
        }

/* roulang page: article */
:root {
            --primary: #0b2445;
            --primary-deep: #071b38;
            --primary-soft: #eef4fa;
            --accent: #b58c4a;
            --accent-soft: #f7eee0;
            --bg-light: #f5f7fb;
            --bg-white: #ffffff;
            --text-main: #1e293b;
            --text-muted: #64748b;
            --border: #e5eaf1;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 10px rgba(11, 36, 69, 0.06);
            --shadow-md: 0 8px 28px rgba(11, 36, 69, 0.10);
            --shadow-lg: 0 18px 48px rgba(11, 36, 69, 0.14);
            --transition: all 0.3s ease;
            --font-sans: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-light);
            color: var(--text-main);
            line-height: 1.75;
            font-size: 16px;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        .container {
            max-width: 1200px;
        }

        .justify-content-flex-start {
            justify-content: flex-start;
        }

        .btn {
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
            padding: 10px 28px;
            font-size: 15px;
        }

        .btn:focus,
        .form-control:focus {
            box-shadow: 0 0 0 4px rgba(181, 140, 74, 0.25);
            outline: none;
        }

        .btn-brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 30px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            text-decoration: none;
        }

        .btn-brand:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 8px 22px rgba(181, 140, 74, 0.35);
        }

        .btn-brand:focus,
        .btn-light-brand:focus,
        .btn-outline-light:focus,
        .search-form button:focus,
        .nav-toggle:focus {
            outline: 3px solid rgba(181, 140, 74, 0.35);
            outline-offset: 2px;
        }

        .btn-light-brand {
            background: #fff;
            color: var(--primary);
            border: none;
            padding: 11px 28px;
            border-radius: 50px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            text-decoration: none;
        }

        .btn-light-brand:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 8px 22px rgba(0, 0, 0, 0.15);
        }

        .btn-outline-light {
            border: 2px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            background: transparent;
            padding: 9px 26px;
            border-radius: 50px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            text-decoration: none;
        }

        .btn-outline-light:hover {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
            transform: translateY(-3px);
        }

        .site-header {
            background: #fff;
            box-shadow: 0 2px 12px rgba(11, 36, 69, 0.06);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid var(--border);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
        }

        .brand-mark {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary) 0%, #1b3a70 100%);
            color: #fff;
            font-weight: 800;
            font-size: 15px;
            letter-spacing: -0.3px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            box-shadow: 0 4px 12px rgba(11, 36, 69, 0.28);
            flex-shrink: 0;
        }

        .brand-name {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 1px;
            white-space: nowrap;
        }

        .header-tools {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .search-form {
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 4px 6px 4px 18px;
            transition: var(--transition);
            width: 260px;
        }

        .search-form:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(11, 36, 69, 0.06);
        }

        .search-form input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 14px;
            color: var(--text-main);
            outline: none;
            min-width: 0;
        }

        .search-form button {
            border: none;
            background: var(--primary);
            color: #fff;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            font-size: 13px;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .search-form button:hover {
            background: var(--accent);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--primary);
            font-size: 24px;
            padding: 6px;
            cursor: pointer;
            transition: var(--transition);
        }

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

        .nav-bar {
            background: #fff;
            border-top: 1px solid var(--border);
        }

        .nav-list {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-list > li > a {
            display: block;
            padding: 13px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            text-decoration: none;
            position: relative;
            transition: var(--transition);
        }

        .nav-list > li > a::after {
            content: '';
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 0;
            height: 3px;
            border-radius: 4px 4px 0 0;
            background: var(--primary);
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }

        .nav-list > li > a:hover,
        .nav-list > li > a.active {
            color: var(--primary);
        }

        .nav-list > li > a:hover::after,
        .nav-list > li > a.active::after {
            transform: scaleX(1);
        }

        .article-banner {
            position: relative;
            padding: 80px 0;
            color: #fff;
            background-size: cover;
            background-position: center;
            text-align: center;
        }

        .article-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(7, 27, 56, 0.9), rgba(23, 60, 110, 0.72));
            z-index: 1;
        }

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

        .breadcrumbs {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }

        .breadcrumbs a {
            color: rgba(255, 255, 255, 0.75);
            text-decoration: none;
            transition: var(--transition);
        }

        .breadcrumbs a:hover {
            color: #fff;
        }

        .breadcrumbs i {
            font-size: 12px;
        }

        .article-banner h1 {
            font-size: clamp(28px, 4vw, 42px);
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: 1px;
            max-width: 820px;
            margin-left: auto;
            margin-right: auto;
        }

        .banner-meta {
            display: flex;
            justify-content: center;
            gap: 22px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
            flex-wrap: wrap;
        }

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

        .article-layout {
            padding-top: 56px;
            padding-bottom: 72px;
        }

        .article-card {
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            overflow: hidden;
            padding: 42px;
            border: 1px solid var(--border);
        }

        .article-body {
            font-size: 16.5px;
            line-height: 2;
            color: #2b364f;
            word-wrap: break-word;
        }

        .article-body p {
            margin-bottom: 20px;
        }

        .article-body h2 {
            font-size: 26px;
            font-weight: 800;
            color: var(--primary);
            margin: 40px 0 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border);
        }

        .article-body h3 {
            font-size: 21px;
            font-weight: 700;
            color: var(--text-main);
            margin: 32px 0 14px;
        }

        .article-body h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin: 24px 0 12px;
        }

        .article-body ul,
        .article-body ol {
            padding-left: 24px;
            margin-bottom: 22px;
        }

        .article-body li {
            margin-bottom: 6px;
        }

        .article-body img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-md);
            margin: 24px 0;
            box-shadow: var(--shadow-sm);
        }

        .article-body blockquote {
            background: var(--primary-soft);
            border-left: 4px solid var(--primary);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 20px 24px;
            margin: 28px 0;
            color: var(--text-main);
        }

        .article-body blockquote p {
            margin-bottom: 0;
        }

        .article-body a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

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

        .article-tags {
            display: flex;
            gap: 10px;
            padding-top: 24px;
            margin-top: 28px;
            border-top: 1px solid var(--border);
            flex-wrap: wrap;
        }

        .tag-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 7px 16px;
            border-radius: 50px;
        }

        .article-sidebar .sidebar-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 24px 22px;
            margin-bottom: 24px;
        }

        .sidebar-title {
            font-size: 17px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 18px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--border);
            position: relative;
        }

        .sidebar-title::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 42px;
            height: 2px;
            background: var(--accent);
        }

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

        .sidebar-list li {
            border-bottom: 1px dashed var(--border);
        }

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

        .sidebar-list li a {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 12px;
            padding: 12px 0;
            color: var(--text-main);
            text-decoration: none;
            transition: var(--transition);
        }

        .sidebar-list li a:hover {
            color: var(--primary);
            transform: translateX(-3px);
        }

        .sidebar-list .s-title {
            flex: 1;
            font-size: 14.5px;
            font-weight: 500;
            line-height: 1.6;
        }

        .sidebar-list .s-date {
            font-size: 12px;
            color: var(--text-muted);
            white-space: nowrap;
            padding-top: 3px;
        }

        .sidebar-cats {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .sidebar-cats li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 14px;
            color: var(--text-main);
            text-decoration: none;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .sidebar-cats li a:hover {
            background: var(--primary-soft);
            color: var(--primary);
            border-color: rgba(11, 36, 69, 0.08);
            transform: translateX(-3px);
        }

        .sidebar-cta-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            margin-bottom: 24px;
            min-height: 320px;
            display: flex;
            align-items: flex-end;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--border);
            background: var(--primary);
        }

        .sidebar-cta-card > img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 1;
        }

        .sidebar-cta-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(7, 27, 56, 0.95) 0%, rgba(7, 27, 56, 0.55) 55%, rgba(7, 27, 56, 0.25) 100%);
            z-index: 2;
        }

        .sidebar-cta-body {
            position: relative;
            z-index: 3;
            padding: 24px 22px;
            color: #fff;
            text-align: center;
            width: 100%;
        }

        .sidebar-cta-body .cta-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            padding: 4px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 1px;
            margin-bottom: 10px;
        }

        .sidebar-cta-body h4 {
            font-size: 19px;
            font-weight: 800;
            margin-bottom: 8px;
            color: #fff;
        }

        .sidebar-cta-body p {
            font-size: 13.5px;
            line-height: 1.7;
            opacity: 0.9;
            margin-bottom: 14px;
        }

        .btn-light-brand.btn-sm {
            padding: 8px 20px;
            font-size: 13px;
        }

        .related-section {
            background: var(--bg-light);
            padding: 72px 0;
            border-top: 1px solid var(--border);
        }

        .section-head {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-eyebrow {
            display: inline-block;
            background: var(--accent-soft);
            color: var(--accent);
            font-size: 12px;
            font-weight: 700;
            padding: 5px 16px;
            border-radius: 50px;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 15px;
            max-width: 560px;
            margin: 0 auto;
        }

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

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

        .related-img {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--primary-soft);
        }

        .related-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .img-cat {
            position: absolute;
            left: 14px;
            top: 14px;
            background: rgba(11, 36, 69, 0.85);
            color: #fff;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            backdrop-filter: blur(4px);
        }

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

        .related-body h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
        }

        .related-body h3 a {
            color: var(--text-main);
            text-decoration: none;
            transition: var(--transition);
        }

        .related-body h3 a:hover {
            color: var(--primary);
        }

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

        .related-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 14px;
            border-top: 1px solid var(--border);
            font-size: 13px;
        }

        .r-date {
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .r-link {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .cta-section {
            background: #fff;
            padding: 64px 0;
        }

        .cta-inner {
            background: linear-gradient(120deg, var(--primary) 0%, #1b3a70 70%, rgba(27, 58, 112, 0.85) 100%);
            border-radius: 24px;
            padding: 44px 48px;
            color: #fff;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .cta-inner::before {
            content: '';
            position: absolute;
            right: -60px;
            top: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            z-index: 0;
        }

        .cta-inner > .row {
            position: relative;
            z-index: 1;
        }

        .cta-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 3px 14px;
            border-radius: 50px;
            margin-bottom: 10px;
            letter-spacing: 1px;
        }

        .cta-text h3 {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 8px;
        }

        .cta-text p {
            opacity: 0.85;
            font-size: 15px;
            margin-bottom: 0;
        }

        .notfound-wrap {
            padding: 90px 0;
            background: var(--bg-light);
            min-height: 560px;
            display: flex;
            align-items: center;
        }

        .notfound-img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            width: 100%;
            object-fit: cover;
            max-height: 340px;
        }

        .notfound-content .nf-icon {
            width: 72px;
            height: 72px;
            background: var(--primary-soft);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 30px;
            color: var(--primary);
            margin-bottom: 20px;
        }

        .notfound-content h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            margin-bottom: 12px;
        }

        .notfound-content p {
            color: var(--text-muted);
            font-size: 16px;
            margin-bottom: 24px;
        }

        .site-footer {
            background: #081d3c;
            color: rgba(255, 255, 255, 0.7);
            padding: 68px 0 0;
            position: relative;
        }

        .site-footer h4 {
            color: #fff;
            font-size: 22px;
            font-weight: 800;
            margin: 12px 0 10px;
        }

        .site-footer h6 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
            gap: 44px;
            padding-bottom: 48px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            max-width: 360px;
        }

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

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

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-col ul li a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 18px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            flex-wrap: wrap;
            gap: 8px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
        }

        .footer-contact li i {
            color: var(--accent);
            margin-top: 5px;
        }

        .footer-brand .brand-mark {
            width: 38px;
            height: 38px;
            font-size: 14px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
        }

        @media (max-width: 991.98px) {
            .header-top {
                padding: 12px 0;
            }

            .search-form {
                width: 220px;
            }

            .nav-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }

            .nav-bar {
                display: none;
                border-top: 1px solid var(--border);
                box-shadow: var(--shadow-md);
            }

            .nav-bar.open {
                display: block;
            }

            .nav-list {
                flex-direction: column;
                padding: 8px 0;
            }

            .nav-list > li > a {
                padding: 14px 18px;
                border-radius: 10px;
                margin: 2px 6px;
            }

            .nav-list > li > a::after {
                display: none;
            }

            .nav-list > li > a.active {
                background: var(--primary-soft);
                color: var(--primary);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .article-card {
                padding: 32px;
            }

            .cta-inner {
                padding: 36px 32px;
            }
        }

        @media (max-width: 767.98px) {
            .article-banner {
                padding: 60px 0;
            }

            .article-banner h1 {
                font-size: 30px;
            }

            .article-layout {
                padding-top: 40px;
                padding-bottom: 56px;
            }

            .article-card {
                padding: 24px 20px;
            }

            .article-body {
                font-size: 15.5px;
            }

            .related-section {
                padding: 56px 0;
            }

            .section-head h2 {
                font-size: 26px;
            }

            .cta-section {
                padding: 48px 0;
            }

            .cta-inner {
                padding: 32px 24px;
                border-radius: 18px;
            }

            .cta-text h3 {
                font-size: 22px;
            }

            .notfound-wrap {
                padding: 64px 0;
                min-height: auto;
            }

            .notfound-content {
                text-align: center;
                margin-top: 32px;
            }

            .notfound-content .nf-icon {
                margin-left: auto;
                margin-right: auto;
            }

            .notfound-content h2 {
                font-size: 26px;
            }
        }

        @media (max-width: 575.98px) {
            .header-top {
                flex-wrap: wrap;
                gap: 10px;
            }

            .search-form {
                width: 100%;
                order: 3;
                margin-top: 4px;
            }

            .brand-name {
                font-size: 19px;
            }

            .brand-mark {
                width: 38px;
                height: 38px;
                font-size: 14px;
            }

            .article-banner {
                padding: 48px 0;
            }

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

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                padding: 16px 0 22px;
            }

            .cta-inner {
                text-align: center;
            }

            .cta-text {
                text-align: center;
            }

            .cta-inner .text-lg-end {
                text-align: center !important;
                margin-top: 8px;
            }

            .breadcrumbs {
                flex-wrap: wrap;
                gap: 6px;
            }
        }