/* roulang page: index */
:root {
            --primary: #1a3a6b;
            --primary-light: #2a5caa;
            --primary-dark: #0f2345;
            --accent: #e8960c;
            --accent-light: #ffb43a;
            --bg-light: #f5f8fc;
            --bg-white: #ffffff;
            --text-main: #1e2b3a;
            --text-muted: #5c6b7a;
            --border: #e3eaf2;
            --radius: 18px;
            --radius-sm: 10px;
            --shadow: 0 10px 30px rgba(15, 35, 69, 0.08);
            --shadow-hover: 0 18px 40px rgba(15, 35, 69, 0.15);
            --transition: all 0.3s ease;
            --font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            color: var(--text-main);
            background: var(--bg-light);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header & Nav */
        .site-header {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.03);
        }

        .navbar {
            padding: 14px 0;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.5px;
            line-height: 1.2;
        }

        .navbar-brand .brand-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            margin-right: 10px;
            font-size: 1.2rem;
        }

        .navbar-brand span {
            font-size: 0.9rem;
            color: var(--text-muted);
            display: block;
            line-height: 1.3;
        }

        .nav-link {
            font-weight: 500;
            color: var(--text-main) !important;
            padding: 8px 16px !important;
            border-radius: 8px;
            transition: var(--transition);
        }

        .nav-link:hover {
            color: var(--primary) !important;
            background: rgba(26, 58, 107, 0.05);
        }

        .nav-link.active {
            color: var(--primary) !important;
            font-weight: 700;
            background: rgba(26, 58, 107, 0.08);
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            color: #fff !important;
            border-radius: 50px;
            padding: 8px 24px !important;
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(232, 150, 12, 0.3);
            transition: var(--transition) !important;
            margin-left: 12px;
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(232, 150, 12, 0.4);
            background: linear-gradient(135deg, var(--accent-light), var(--accent));
        }

        .navbar-toggler {
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            padding: 4px 8px;
            border-radius: 8px;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(26, 58, 107, 0.2);
        }

        /* Mega dropdown */
        .mega-dropdown {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 20px;
            min-width: 500px;
        }

        .mega-dropdown .dropdown-header {
            font-weight: 700;
            color: var(--primary);
            font-size: 0.95rem;
            padding: 0 0 10px;
        }

        .mega-dropdown a {
            display: flex;
            align-items: center;
            padding: 8px 12px;
            border-radius: 8px;
            color: var(--text-main);
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .mega-dropdown a:hover {
            background: rgba(26, 58, 107, 0.05);
            color: var(--primary);
            transform: translateX(4px);
        }

        .mega-dropdown a i {
            width: 24px;
            color: var(--accent);
        }

        /* Hero */
        .hero {
            background: linear-gradient(rgba(15, 35, 69, 0.88), rgba(26, 58, 107, 0.75)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            padding: 120px 0 100px;
            position: relative;
            overflow: hidden;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -60px;
            right: -60px;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(232, 150, 12, 0.3), transparent 70%);
            border-radius: 50%;
        }

        .hero-content {
            max-width: 670px;
            position: relative;
            z-index: 2;
        }

        .hero-content .badge {
            background: rgba(232, 150, 12, 0.2);
            color: var(--accent-light);
            border: 1px solid rgba(232, 150, 12, 0.3);
            letter-spacing: 1px;
            padding: 6px 14px;
            font-weight: 600;
            border-radius: 50px;
        }

        .hero-content h1 {
            font-size: 3.5rem;
            font-weight: 800;
            line-height: 1.2;
            margin: 20px 0 20px;
            letter-spacing: -1px;
        }

        .hero-content h1 .highlight {
            color: var(--accent-light);
            border-bottom: 3px solid var(--accent);
        }

        .hero-content p {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 32px;
        }

        .hero-buttons .btn {
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 600;
            margin-right: 12px;
            font-size: 1.05rem;
            transition: var(--transition);
        }

        .hero-buttons .btn-primary {
            background: var(--accent);
            border: none;
            color: #1e2b3a;
            box-shadow: 0 8px 24px rgba(232, 150, 12, 0.3);
        }

        .hero-buttons .btn-primary:hover {
            background: var(--accent-light);
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(232, 150, 12, 0.4);
        }

        .hero-buttons .btn-outline-light {
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
        }

        .hero-buttons .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            transform: translateY(-3px);
        }

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

        .hero-stats .stat {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .hero-stats .stat i {
            font-size: 1.6rem;
            color: var(--accent-light);
        }

        .hero-stats .stat .num {
            font-size: 1.6rem;
            font-weight: 800;
            line-height: 1;
        }

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

        /* Cards */
        .card-custom {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px;
            transition: var(--transition);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
            height: 100%;
        }

        .card-custom:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(26, 58, 107, 0.2);
        }

        .card-custom .card-icon {
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, var(--primary-light), var(--primary));
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.4rem;
            margin-bottom: 20px;
        }

        .card-custom h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--primary-dark);
        }

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

        /* Section */
        .section {
            padding: 90px 0;
        }

        .section-label {
            color: var(--accent);
            font-weight: 700;
            letter-spacing: 2px;
            font-size: 0.85rem;
            text-transform: uppercase;
            margin-bottom: 8px;
            display: block;
        }

        .section-title {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary-dark);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }

        .section-sub {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 640px;
            margin-bottom: 50px;
        }

        /* News list */
        .news-card {
            display: flex;
            gap: 24px;
            background: #fff;
            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(-3px);
        }

        .news-card .news-thumb {
            width: 160px;
            height: 110px;
            border-radius: 12px;
            overflow: hidden;
            flex-shrink: 0;
            background: var(--primary-light);
        }

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

        .news-card .news-body {
            flex: 1;
        }

        .news-card .news-meta {
            display: flex;
            gap: 12px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

        .news-card .news-meta .tag {
            background: rgba(26, 58, 107, 0.1);
            color: var(--primary);
            padding: 2px 10px;
            border-radius: 4px;
            font-weight: 600;
        }

        .news-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.4;
        }

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

        .news-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
            margin-top: 6px;
            line-height: 1.5;
        }

        .no-post {
            padding: 40px;
            text-align: center;
            background: #fff;
            border-radius: var(--radius);
            color: var(--text-muted);
            border: 1px dashed var(--border);
        }

        /* Process */
        .process-item {
            text-align: center;
            position: relative;
        }

        .process-item .step-num {
            font-size: 3rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1;
        }

        .process-item .step-icon {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: var(--bg-white);
            box-shadow: var(--shadow);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--primary);
            margin: 20px 0 16px;
        }

        .process-item h4 {
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 8px;
        }

        .process-item p {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        /* FAQ */
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 16px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(26, 58, 107, 0.3);
        }

        .faq-question {
            padding: 22px 28px;
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-main);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition);
        }

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

        .faq-answer {
            padding: 0 28px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .faq-item.open .faq-answer {
            padding: 0 28px 22px;
            max-height: 500px;
        }

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

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            border-radius: 30px;
            padding: 60px 50px;
            color: #fff;
            overflow: hidden;
            position: relative;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(232, 150, 12, 0.4), transparent 70%);
            border-radius: 50%;
        }

        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.05rem;
            max-width: 600px;
        }

        .cta-section .btn {
            padding: 14px 42px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1.1rem;
        }

        .cta-section .btn-accent {
            background: var(--accent);
            border: none;
            color: #1e2b3a;
        }

        .cta-section .btn-accent:hover {
            background: var(--accent-light);
            transform: scale(1.03);
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: #b0c0d4;
            padding-top: 70px;
            font-size: 0.9rem;
        }

        .site-footer .footer-logo {
            color: #fff;
            font-size: 1.6rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 18px;
        }

        .site-footer .footer-logo i {
            background: var(--accent);
            color: var(--primary-dark);
            width: 40px;
            height: 40px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
        }

        .site-footer p {
            line-height: 1.7;
        }

        .site-footer h5 {
            color: #fff;
            font-weight: 700;
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

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

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

        .site-footer ul li a {
            color: #b0c0d4;
            transition: var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 24px 0;
            margin-top: 50px;
            text-align: center;
            color: #8a9bb0;
        }

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

        /* Responsive */
        @media (max-width: 992px) {
            .navbar-collapse {
                background: #fff;
                border-radius: var(--radius);
                padding: 16px;
                box-shadow: var(--shadow);
                margin-top: 12px;
                border: 1px solid var(--border);
            }

            .mega-dropdown {
                min-width: 100%;
                box-shadow: none;
                border: none;
                padding: 10px;
            }

            .hero {
                padding: 80px 0 60px;
                text-align: center;
            }

            .hero-content {
                max-width: 100%;
            }

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

            .hero-content p {
                font-size: 1rem;
            }

            .hero-buttons .btn {
                margin-bottom: 12px;
                margin-right: 0;
                padding: 12px 30px;
            }

            .hero-stats {
                justify-content: center;
                gap: 24px;
            }

            .section {
                padding: 60px 0;
            }

            .section-title {
                font-size: 2rem;
            }

            .news-card {
                flex-direction: column;
                align-items: stretch;
            }

            .news-card .news-thumb {
                width: 100%;
                height: auto;
                aspect-ratio: 16/9;
            }

            .cta-section {
                padding: 40px 30px;
                text-align: center;
            }

            .cta-section h2 {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 768px) {
            .hero-content h1 {
                font-size: 2rem;
            }

            .hero-stats .stat .num {
                font-size: 1.3rem;
            }

            .process-item {
                margin-bottom: 30px;
            }

            .card-custom {
                padding: 22px;
            }
        }

        @media (max-width: 520px) {
            .hero {
                padding: 50px 0 40px;
            }

            .hero-content h1 {
                font-size: 1.7rem;
            }

            .hero-content p {
                font-size: 0.9rem;
            }

            .hero-buttons .btn {
                display: block;
                width: 100%;
                margin-bottom: 10px;
            }

            .hero-stats {
                flex-direction: column;
                gap: 18px;
            }

            .section-title {
                font-size: 1.6rem;
            }

            .news-card {
                padding: 14px;
            }

            .faq-question {
                padding: 16px 18px;
                font-size: 0.95rem;
            }

            .faq-answer {
                padding: 0 18px;
            }

            .faq-item.open .faq-answer {
                padding: 0 18px 16px;
            }

            .cta-section {
                padding: 30px 20px;
            }

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

/* roulang page: article */
:root {
            --primary: #0b2545;
            --primary-light: #13315c;
            --primary-dark: #061a33;
            --accent: #f5a623;
            --accent-light: #fde68a;
            --bg: #f6f8fb;
            --bg-alt: #edf1f7;
            --text: #1e293b;
            --text-muted: #64748b;
            --border: #e2e8f0;
            --white: #ffffff;
            --radius: 18px;
            --radius-sm: 10px;
            --radius-lg: 26px;
            --shadow-sm: 0 2px 8px rgba(2, 12, 27, 0.05);
            --shadow: 0 10px 30px rgba(2, 12, 27, 0.08);
            --shadow-lg: 0 24px 48px rgba(2, 12, 27, 0.14);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: var(--primary);
            margin: 0 0 0.5em;
        }
        p {
            margin-bottom: 1rem;
        }
        .container {
            max-width: 1280px;
            padding: 0 24px;
        }
        .btn {
            border-radius: 50px;
            padding: 10px 28px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            border: 2px solid transparent;
        }
        .btn-primary-custom {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
            box-shadow: 0 6px 20px rgba(245, 166, 35, 0.35);
        }
        .btn-primary-custom:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(11, 37, 69, 0.3);
        }
        .btn-outline-custom {
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            background: transparent;
        }
        .btn-outline-custom:hover {
            background: #fff;
            color: var(--primary);
            border-color: #fff;
            transform: translateY(-2px);
        }
        .section-padding {
            padding: 90px 0;
        }
        .section-title-wrap {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 50px;
        }
        .section-title-wrap .sub-title {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 166, 35, 0.12);
            color: var(--accent);
            font-weight: 600;
            font-size: 0.85rem;
            padding: 6px 18px;
            border-radius: 30px;
            margin-bottom: 14px;
            letter-spacing: 1px;
            text-transform: uppercase;
        }
        .section-title-wrap h2 {
            font-size: 2rem;
            margin-bottom: 12px;
        }
        .section-title-wrap p {
            color: var(--text-muted);
            font-size: 1rem;
        }
        .site-header {
            background: rgba(11, 37, 69, 0.96);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            position: sticky;
            top: 0;
            z-index: 1050;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .site-header .navbar {
            padding-top: 14px;
            padding-bottom: 14px;
            min-height: 72px;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 0;
            margin: 0;
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff !important;
            line-height: 1.2;
        }
        .navbar-brand small {
            display: block;
            font-size: 0.75rem;
            font-weight: 400;
            color: rgba(255, 255, 255, 0.6);
            letter-spacing: 2px;
        }
        .brand-icon {
            width: 46px;
            height: 46px;
            background: linear-gradient(135deg, var(--accent), #f7c948);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary-dark);
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.4);
        }
        .site-header .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.82);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 8px 18px !important;
            border-radius: 40px;
            margin: 0 2px;
        }
        .site-header .navbar-nav .nav-link:hover,
        .site-header .navbar-nav .nav-link:focus {
            color: #fff;
            background: rgba(255, 255, 255, 0.08);
        }
        .site-header .navbar-nav .nav-link.active {
            color: var(--accent);
            background: rgba(245, 166, 35, 0.15);
        }
        .site-header .dropdown-menu {
            border: none;
            border-radius: var(--radius);
            box-shadow: var(--shadow-lg);
            padding: 18px;
            min-width: 480px;
            background: #fff;
            overflow: hidden;
            margin-top: 10px;
        }
        .site-header .dropdown-menu::before {
            content: '';
            position: absolute;
            top: -6px;
            left: 40px;
            width: 14px;
            height: 14px;
            background: #fff;
            transform: rotate(45deg);
            border-radius: 3px;
        }
        .dropdown-header {
            font-weight: 600;
            color: var(--primary);
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            padding: 6px 10px;
        }
        .mega-dropdown a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            color: var(--text);
            font-size: 0.92rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .mega-dropdown a i {
            width: 34px;
            height: 34px;
            background: var(--bg);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 0.85rem;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .mega-dropdown a:hover {
            background: rgba(11, 37, 69, 0.04);
            color: var(--primary);
            padding-left: 18px;
        }
        .mega-dropdown a:hover i {
            background: var(--accent);
            color: #fff;
        }
        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 8px 12px;
            border-radius: 10px;
            background: transparent;
        }
        .navbar-toggler:focus {
            box-shadow: none;
            border-color: var(--accent);
        }
        .navbar-toggler i {
            font-size: 1.1rem;
            color: #fff;
        }
        @media (max-width: 991px) {
            .site-header .dropdown-menu {
                min-width: 100%;
                box-shadow: none;
                background: rgba(255, 255, 255, 0.05);
                margin-top: 4px;
                padding: 12px;
            }
            .site-header .dropdown-menu::before {
                display: none;
            }
            .site-header .navbar-nav .nav-link {
                padding: 10px 14px !important;
                color: #fff;
            }
            .mega-dropdown a {
                color: #fff;
            }
            .mega-dropdown a:hover {
                background: rgba(255, 255, 255, 0.1);
                color: var(--accent);
            }
            .dropdown-header {
                color: var(--accent);
            }
            .mega-dropdown a i {
                background: rgba(255, 255, 255, 0.1);
                color: var(--accent);
            }
        }
        .article-banner {
            background-size: cover;
            background-position: center;
            position: relative;
            color: #fff;
            padding: 0;
        }
        .article-banner-overlay {
            background: linear-gradient(135deg, rgba(6, 26, 51, 0.88) 0%, rgba(11, 37, 69, 0.75) 60%, rgba(19, 49, 92, 0.55) 100%);
            padding: 80px 0 64px;
            position: relative;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.75);
            transition: var(--transition);
        }
        .breadcrumb-nav a:hover {
            color: var(--accent);
        }
        .breadcrumb-nav .sep {
            color: rgba(255, 255, 255, 0.4);
        }
        .breadcrumb-nav .current {
            color: var(--accent);
            max-width: 260px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .article-banner h1 {
            color: #fff;
            font-size: 2.4rem;
            font-weight: 700;
            max-width: 780px;
            margin-bottom: 18px;
            line-height: 1.3;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 22px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
        }
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .article-meta i {
            color: var(--accent);
        }
        .article-main {
            padding: 60px 0 70px;
        }
        .article-content-wrap {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            padding: 44px 44px 36px;
            border: 1px solid rgba(226, 232, 240, 0.5);
        }
        .article-content {
            font-size: 1.02rem;
            line-height: 1.85;
            color: var(--text);
        }
        .article-content h2 {
            font-size: 1.4rem;
            margin: 32px 0 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border);
            position: relative;
        }
        .article-content h2::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 56px;
            height: 2px;
            background: var(--accent);
        }
        .article-content h3 {
            font-size: 1.2rem;
            margin: 24px 0 12px;
        }
        .article-content p {
            margin-bottom: 1.1rem;
        }
        .article-content ul,
        .article-content ol {
            padding-left: 1.4rem;
            margin-bottom: 1.2rem;
        }
        .article-content li {
            margin-bottom: 6px;
        }
        .article-content blockquote {
            border-left: 4px solid var(--accent);
            background: rgba(245, 166, 35, 0.06);
            padding: 14px 22px;
            border-radius: 0 10px 10px 0;
            margin: 20px 0;
            font-style: italic;
            color: var(--text-muted);
        }
        .article-content img {
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            margin: 18px 0;
        }
        .article-content a {
            color: var(--accent);
            font-weight: 500;
            border-bottom: 1px solid transparent;
        }
        .article-content a:hover {
            border-bottom-color: var(--accent);
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 0.92rem;
        }
        .article-content th,
        .article-content td {
            padding: 12px 16px;
            border: 1px solid var(--border);
        }
        .article-content th {
            background: var(--bg-alt);
            font-weight: 600;
            color: var(--primary);
        }
        .content-not-found {
            text-align: center;
            padding: 70px 20px;
        }
        .content-not-found i {
            font-size: 3rem;
            color: var(--accent);
            margin-bottom: 20px;
            display: block;
        }
        .content-not-found h2 {
            font-size: 1.6rem;
            margin-bottom: 12px;
        }
        .content-not-found p {
            color: var(--text-muted);
            margin-bottom: 24px;
            max-width: 400px;
            margin-left: auto;
            margin-right: auto;
        }
        .article-share {
            border-top: 1px solid var(--border);
            margin-top: 34px;
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 14px;
        }
        .article-share .share-label {
            font-weight: 600;
            color: var(--primary);
            font-size: 0.9rem;
        }
        .share-btns {
            display: flex;
            gap: 10px;
        }
        .share-btns a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .share-btns a:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-3px);
        }
        .article-sidebar .sidebar-card {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            padding: 26px;
            margin-bottom: 26px;
        }
        .sidebar-card-header {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .sidebar-card-header i {
            width: 34px;
            height: 34px;
            background: rgba(245, 166, 35, 0.15);
            color: var(--accent);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
        }
        .sidebar-info-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-info-list li {
            display: flex;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px dashed var(--border);
            font-size: 0.92rem;
        }
        .sidebar-info-list li:last-child {
            border-bottom: none;
        }
        .sidebar-info-list .label {
            color: var(--text-muted);
        }
        .sidebar-info-list .value {
            font-weight: 600;
            color: var(--primary);
            text-align: right;
        }
        .sidebar-category-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-category-list li {
            margin-bottom: 8px;
        }
        .sidebar-category-list a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 14px;
            border-radius: 12px;
            color: var(--text);
            font-size: 0.92rem;
            font-weight: 500;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .sidebar-category-list a i {
            width: 32px;
            height: 32px;
            background: var(--bg);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 0.85rem;
            transition: var(--transition);
        }
        .sidebar-category-list a:hover {
            background: rgba(245, 166, 35, 0.08);
            border-color: rgba(245, 166, 35, 0.2);
            padding-left: 18px;
            color: var(--primary);
        }
        .sidebar-category-list a:hover i {
            background: var(--accent);
            color: #fff;
        }
        .sidebar-security {
            background: linear-gradient(135deg, var(--primary), var(--primary-light)) !important;
            border: none !important;
            color: #fff;
            text-align: center;
        }
        .sidebar-security .shield-icon {
            width: 60px;
            height: 60px;
            background: rgba(245, 166, 35, 0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.5rem;
            color: var(--accent);
        }
        .sidebar-security h5 {
            color: #fff;
            margin-bottom: 10px;
        }
        .sidebar-security p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.88rem;
            margin-bottom: 0;
            line-height: 1.7;
        }
        .related-section {
            background: #fff;
            padding: 70px 0;
            border-top: 1px solid var(--border);
        }
        .related-card {
            background: var(--bg);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
            height: 100%;
            border: 1px solid transparent;
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow);
            border-color: rgba(245, 166, 35, 0.3);
        }
        .related-card .related-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            transition: var(--transition);
        }
        .related-card:hover .related-img {
            transform: scale(1.04);
        }
        .related-card .related-img-wrap {
            overflow: hidden;
        }
        .related-content {
            padding: 20px;
        }
        .badge-tag {
            display: inline-block;
            background: rgba(245, 166, 35, 0.15);
            color: var(--accent);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 30px;
            margin-bottom: 10px;
            letter-spacing: 1px;
        }
        .related-content h4 {
            font-size: 1.05rem;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .related-content h4 a {
            color: var(--primary);
            transition: var(--transition);
        }
        .related-content h4 a:hover {
            color: var(--accent);
        }
        .related-content p {
            font-size: 0.88rem;
            color: var(--text-muted);
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .faq-section {
            padding: 80px 0;
            background: var(--bg);
        }
        .faq-section .accordion-item {
            border: 1px solid var(--border);
            border-radius: 14px !important;
            margin-bottom: 14px;
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow-sm);
        }
        .faq-section .accordion-button {
            font-weight: 600;
            color: var(--primary);
            font-size: 0.98rem;
            padding: 18px 22px;
            background: #fff;
            position: relative;
        }
        .faq-section .accordion-button:not(.collapsed) {
            background: rgba(245, 166, 35, 0.06);
            color: var(--primary);
            box-shadow: none;
        }
        .faq-section .accordion-button:focus {
            box-shadow: none;
            border-color: rgba(245, 166, 35, 0.4);
        }
        .faq-section .accordion-button::after {
            background-image: none;
            content: '+';
            font-family: sans-serif;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: rgba(245, 166, 35, 0.15);
            border-radius: 50%;
            color: var(--accent);
            font-size: 1rem;
            transition: var(--transition);
        }
        .faq-section .accordion-button:not(.collapsed)::after {
            background: var(--accent);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-section .accordion-body {
            padding: 18px 22px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.8;
            border-top: 1px solid var(--border);
        }
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
            color: #fff;
            padding: 70px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            background: rgba(245, 166, 35, 0.08);
            border-radius: 50%;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -120px;
            left: 20%;
            width: 250px;
            height: 250px;
            background: rgba(245, 166, 35, 0.05);
            border-radius: 50%;
        }
        .cta-section .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 1.8rem;
            margin-bottom: 8px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 0;
            font-size: 1rem;
        }
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.72);
            padding: 60px 0 30px;
            font-size: 0.92rem;
        }
        .site-footer h5 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 18px;
            font-weight: 600;
        }
        .site-footer .footer-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .site-footer .footer-logo i {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent), #f7c948);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-size: 1.1rem;
        }
        .site-footer p {
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 10px;
        }
        .site-footer ul a {
            color: rgba(255, 255, 255, 0.65);
            transition: var(--transition);
            display: inline-block;
        }
        .site-footer ul a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 40px;
            padding-top: 22px;
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }
        @media (max-width: 1024px) {
            .site-header .dropdown-menu {
                min-width: 420px;
            }
            .article-banner h1 {
                font-size: 2rem;
            }
            .article-content-wrap {
                padding: 32px 26px;
            }
            .section-padding {
                padding: 60px 0;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 18px;
            }
            .section-title-wrap h2 {
                font-size: 1.6rem;
            }
            .article-banner-overlay {
                padding: 48px 0 40px;
            }
            .article-banner h1 {
                font-size: 1.5rem;
            }
            .article-meta {
                gap: 12px;
                font-size: 0.82rem;
            }
            .article-main {
                padding: 40px 0 50px;
            }
            .article-content-wrap {
                padding: 24px 18px;
            }
            .article-content {
                font-size: 0.96rem;
            }
            .related-section {
                padding: 46px 0;
            }
            .faq-section {
                padding: 50px 0;
            }
            .cta-section {
                padding: 50px 0;
            }
            .cta-section .cta-inner {
                flex-direction: column;
                text-align: center;
                justify-content: center;
            }
            .cta-section .btn {
                margin-top: 10px;
            }
            .site-footer {
                padding: 40px 0 24px;
            }
        }
        @media (max-width: 520px) {
            .navbar-brand {
                font-size: 1rem;
            }
            .brand-icon {
                width: 40px;
                height: 40px;
                font-size: 1.1rem;
            }
            .navbar-brand small {
                font-size: 0.68rem;
            }
            .article-banner h1 {
                font-size: 1.25rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 8px;
            }
            .breadcrumb-nav .current {
                max-width: 160px;
            }
            .article-content-wrap {
                padding: 18px 14px;
                border-radius: 14px;
            }
            .related-card .related-img {
                height: 150px;
            }
            .badge-tag {
                font-size: 0.7rem;
            }
            .related-content h4 {
                font-size: 0.95rem;
            }
            .site-footer .footer-logo {
                font-size: 1.05rem;
            }
        }

/* roulang page: category1 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #2057ff;
            --primary-dark: #0f3fd0;
            --primary-light: #e8eeff;
            --secondary: #10b981;
            --secondary-dark: #059669;
            --accent: #f59e0b;
            --dark: #0d1b2a;
            --body-bg: #ffffff;
            --surface: #ffffff;
            --bg-soft: #f6f8fc;
            --text: #1e293b;
            --text-muted: #64748b;
            --border: #e2e8f0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 8px rgba(15, 23, 42, .06);
            --shadow: 0 12px 40px rgba(15, 23, 42, .1);
            --shadow-lg: 0 24px 60px rgba(15, 23, 42, .15);
            --transition: .25s ease;
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
        }

        /* ========== 基础 Reset ========== */
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-family);
            color: var(--text);
            background: var(--body-bg);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        ul,
        ol {
            padding-left: 1.25rem;
        }

        /* ========== 通用容器与版式 ========== */
        .section {
            padding: 80px 0;
        }
        .section.bg-soft {
            background: var(--bg-soft);
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: .75rem;
            line-height: 1.3;
            color: var(--text);
        }
        .section-subtitle {
            color: var(--text-muted);
            max-width: 600px;
            margin-bottom: 2rem;
            font-size: 1.05rem;
        }
        .badge {
            font-weight: 600;
            border-radius: 50rem;
            padding: .45em 1em;
            letter-spacing: .02em;
        }

        /* ========== 按钮 ========== */
        .btn {
            border-radius: 12px;
            font-weight: 600;
            padding: .65rem 1.25rem;
            transition: all var(--transition);
        }
        .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(37, 99, 235, .25);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .1);
            border-color: #fff;
        }

        /* ========== Header 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
        }
        .site-header .navbar {
            padding: 14px 0;
        }
        .site-header .navbar-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 800;
            font-size: 1.3rem;
            color: var(--primary);
            line-height: 1.2;
        }
        .site-header .navbar-brand .brand-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            box-shadow: var(--shadow-sm);
            flex-shrink: 0;
        }
        .site-header .navbar-brand small {
            display: block;
            font-size: .75rem;
            color: var(--text-muted);
            font-weight: 500;
            letter-spacing: .02em;
        }
        .site-header .navbar-brand:hover {
            color: var(--primary-dark);
        }
        .site-header .nav-link {
            font-weight: 600;
            color: var(--text);
            padding: .5rem 1rem !important;
            border-radius: 10px;
            margin: 0 .1rem;
        }
        .site-header .nav-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .site-header .nav-link.active {
            color: var(--primary);
            background: var(--primary-light);
        }
        .site-header .dropdown-menu {
            border: none;
            box-shadow: var(--shadow);
            border-radius: var(--radius);
            padding: 1rem;
            background: rgba(255, 255, 255, .98);
            transition: opacity .2s ease, transform .2s ease;
        }
        .site-header .mega-dropdown {
            min-width: 520px;
        }
        .site-header .mega-dropdown .dropdown-header {
            font-size: .8rem;
            text-transform: uppercase;
            letter-spacing: .05em;
            color: var(--text-muted);
            font-weight: 700;
            padding: .35rem 0;
        }
        .site-header .mega-dropdown a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: .55rem .75rem;
            border-radius: 10px;
            font-size: .95rem;
            color: var(--text);
            font-weight: 500;
            transition: background var(--transition);
        }
        .site-header .mega-dropdown a i {
            width: 18px;
            text-align: center;
            color: var(--primary);
        }
        .site-header .mega-dropdown a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .site-header .mega-dropdown a.active {
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 700;
        }
        .site-header .navbar-toggler {
            border: none;
            box-shadow: none !important;
            font-size: 1.2rem;
            color: var(--text);
            padding: .5rem .8rem;
        }
        .site-header .navbar-toggler:focus {
            outline: 2px solid var(--primary-light);
            border-radius: 10px;
        }

        /* 桌面端 hover 下拉 */
        @media (min-width: 992px) {
            .navbar-nav .dropdown:hover .dropdown-menu {
                display: block;
                margin-top: 0;
            }
            .navbar-nav .dropdown:hover > .nav-link,
            .navbar-nav .dropdown.show > .nav-link {
                color: var(--primary);
                background: var(--primary-light);
            }
        }

        /* ========== Page Hero ========== */
        .page-hero {
            position: relative;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            padding: 110px 0;
            color: #fff;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(13, 27, 42, .88) 0%, rgba(37, 99, 235, .72) 100%);
        }
        .page-hero .container {
            position: relative;
            z-index: 2;
        }
        .page-hero .breadcrumb {
            background: transparent;
            padding: 0;
            margin-bottom: 1.25rem;
        }
        .page-hero .breadcrumb-item + .breadcrumb-item::before {
            color: rgba(255, 255, 255, .5);
        }
        .page-hero .breadcrumb a {
            color: rgba(255, 255, 255, .85);
        }
        .page-hero .breadcrumb a:hover {
            color: #fff;
        }
        .page-hero .breadcrumb-item.active {
            color: rgba(255, 255, 255, .65);
        }
        .page-hero h1 {
            font-size: 2.75rem;
            font-weight: 800;
            line-height: 1.2;
            max-width: 720px;
            margin-bottom: 1rem;
        }
        .page-hero .lead {
            max-width: 640px;
            color: rgba(255, 255, 255, .92);
            margin-bottom: 1.5rem;
            font-size: 1.15rem;
        }
        .page-hero .btn-light {
            background: #fff;
            border: none;
            color: var(--primary);
        }
        .page-hero .btn-light:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, .15);
        }
        .page-hero .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, .6);
        }
        .page-hero .btn-outline-light:hover {
            background: rgba(255, 255, 255, .12);
            color: #fff;
        }

        /* ========== 分类介绍 / 特性卡片 ========== */
        .feature-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 1.75rem 1.25rem;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: transform var(--transition), box-shadow var(--transition);
            height: 100%;
            border: 1px solid var(--border);
        }
        .feature-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-6px);
        }
        .feature-icon {
            width: 64px;
            height: 64px;
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.25rem;
            font-size: 1.4rem;
            color: #fff;
        }
        .feature-icon.bg-primary {
            background: linear-gradient(135deg, var(--primary), #3b82f6);
        }
        .feature-icon.bg-secondary {
            background: linear-gradient(135deg, var(--secondary), #34d399);
        }
        .feature-icon.bg-accent {
            background: linear-gradient(135deg, var(--accent), #fbbf24);
        }
        .feature-card h5 {
            font-weight: 700;
            margin-bottom: .5rem;
        }
        .feature-card p {
            color: var(--text-muted);
            font-size: .95rem;
            margin-bottom: 0;
        }

        /* ========== 入口卡片 ========== */
        .entry-card {
            border: none;
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            transition: transform .3s ease, box-shadow .3s ease;
            overflow: hidden;
            height: 100%;
            background: #fff;
        }
        .entry-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow);
        }
        .entry-card .card-img-top {
            height: 185px;
            object-fit: cover;
        }
        .entry-card .card-body {
            padding: 1.5rem;
            position: relative;
            z-index: 3;
        }
        .entry-card .card-title {
            font-weight: 700;
            font-size: 1.2rem;
            margin-bottom: .75rem;
        }
        .entry-card .card-text {
            color: var(--text-muted);
            font-size: .95rem;
            margin-bottom: 1rem;
        }
        .entry-card .stretched-link {
            color: var(--primary);
            font-weight: 600;
        }
        .entry-card .stretched-link:hover {
            color: var(--primary-dark);
        }
        .entry-status {
            position: absolute;
            top: 16px;
            right: 16px;
            z-index: 5;
            font-weight: 600;
            font-size: .8rem;
            box-shadow: 0 2px 10px rgba(0, 0, 0, .2);
        }

        /* ========== 安全指引 ========== */
        .safety-guide {
            background: url('/assets/images/backpic/back-2.png') center center / cover fixed no-repeat;
            position: relative;
        }
        .safety-guide .inner {
            background: rgba(13, 27, 42, .88);
            border-radius: calc(var(--radius) + 8px);
            padding: 3rem 2.75rem;
            backdrop-filter: blur(6px);
        }
        .safety-list {
            display: grid;
            gap: 1rem;
        }
        .safety-item {
            display: flex;
            gap: 1rem;
            align-items: flex-start;
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .12);
            padding: 1.25rem 1.5rem;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .safety-item:hover {
            background: rgba(255, 255, 255, .14);
        }
        .safety-item i {
            color: var(--accent);
            font-size: 1.3rem;
            margin-top: .15rem;
            width: 24px;
        }
        .safety-item h5 {
            color: #fff;
            font-weight: 700;
            margin-bottom: .25rem;
            font-size: 1.1rem;
        }
        .safety-item p {
            color: rgba(255, 255, 255, .75);
            margin-bottom: 0;
            font-size: .95rem;
        }

        /* ========== 内容列表卡片 ========== */
        .content-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 1.75rem;
            transition: transform var(--transition), box-shadow var(--transition);
            box-shadow: var(--shadow-sm);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-5px);
        }
        .content-card .meta {
            color: var(--text-muted);
            font-size: .875rem;
        }
        .content-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin: .5rem 0 .75rem;
            line-height: 1.4;
        }
        .content-card p {
            color: var(--text-muted);
            flex: 1;
            margin-bottom: 1rem;
        }
        .content-card .badge {
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 600;
        }
        .content-card .card-link {
            color: var(--primary);
            font-weight: 600;
            transition: color var(--transition);
        }
        .content-card .card-link:hover {
            color: var(--primary-dark);
        }

        /* ========== FAQ 手风琴 ========== */
        .faq-section .accordion-item {
            border: 1px solid var(--border);
            border-radius: var(--radius) !important;
            margin-bottom: 1rem;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .faq-section .accordion-button {
            font-weight: 600;
            color: var(--text);
            background: #fff;
            padding: 1.25rem 1.5rem;
            font-size: 1.05rem;
            transition: background var(--transition), color var(--transition);
        }
        .faq-section .accordion-button:not(.collapsed) {
            color: var(--primary);
            background: var(--primary-light);
            box-shadow: none;
        }
        .faq-section .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(37, 99, 235, .15);
        }
        .faq-section .accordion-body {
            padding: 1.25rem 1.5rem;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: #fff;
            padding: 5rem 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            top: -60%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: rgba(255, 255, 255, .08);
            border-radius: 50%;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 2.25rem;
            font-weight: 800;
            margin-bottom: 1rem;
        }
        .cta-section p {
            opacity: .92;
            max-width: 600px;
            margin: 0 auto 2rem;
            font-size: 1.1rem;
        }
        .cta-section .btn-light {
            border: none;
            background: #fff;
            color: var(--primary);
            font-weight: 600;
        }
        .cta-section .btn-light:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, .2);
        }
        .cta-section .btn-outline-light:hover {
            background: rgba(255, 255, 255, .15);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, .75);
            padding-top: 4rem;
            font-size: .95rem;
        }
        .site-footer .footer-logo {
            display: flex;
            align-items: center;
            gap: .75rem;
            font-size: 1.35rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 1rem;
        }
        .site-footer .footer-logo i {
            color: var(--secondary);
            font-size: 1.4rem;
        }
        .site-footer p {
            line-height: 1.7;
            margin-bottom: 1rem;
        }
        .site-footer h5 {
            color: #fff;
            font-weight: 700;
            margin-bottom: 1.25rem;
            font-size: 1.05rem;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: .65rem;
        }
        .site-footer ul a {
            color: rgba(255, 255, 255, .75);
            transition: color var(--transition), padding-left var(--transition);
        }
        .site-footer ul a:hover {
            color: var(--secondary);
            padding-left: 4px;
        }
        .site-footer ul li i {
            width: 18px;
            color: rgba(255, 255, 255, .5);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 1.25rem 0;
            margin-top: 2.5rem;
            text-align: center;
            font-size: .875rem;
            color: rgba(255, 255, 255, .5);
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, .6);
        }
        .site-footer .footer-bottom a:hover {
            color: var(--secondary);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 991.98px) {
            .site-header .navbar-collapse {
                background: #fff;
                border-radius: var(--radius);
                padding: 1rem;
                box-shadow: var(--shadow);
                margin-top: .75rem;
            }
            .site-header .mega-dropdown {
                min-width: auto;
                box-shadow: none;
                padding: 0;
                background: transparent;
            }
            .site-header .mega-dropdown a {
                padding: .5rem .5rem;
            }
            .page-hero {
                padding: 80px 0;
            }
            .page-hero h1 {
                font-size: 2.2rem;
            }
            .section {
                padding: 60px 0;
            }
            .safety-guide .inner {
                padding: 2rem 1.5rem;
            }
            .cta-section h2 {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 575.98px) {
            .site-header .navbar-brand {
                font-size: 1.05rem;
            }
            .site-header .navbar-brand .brand-icon {
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }
            .site-header .navbar-brand small {
                font-size: .68rem;
            }
            .page-hero {
                padding: 64px 0;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero .lead {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .entry-card .card-img-top {
                height: 140px;
            }
            .safety-item {
                padding: 1rem;
            }
            .safety-guide .inner {
                padding: 1.5rem;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .cta-section p {
                font-size: 1rem;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #1a3a5c;
            --primary-dark: #122a44;
            --primary-light: #2e5a85;
            --accent: #e8453c;
            --accent-soft: #fff0ee;
            --bg-light: #f5f7fa;
            --bg-white: #ffffff;
            --text: #1a1d29;
            --text-weak: #6b7a8d;
            --border: #e6eaf0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 6px 24px rgba(18, 42, 68, 0.08);
            --shadow-hover: 0 14px 40px rgba(18, 42, 68, 0.14);
            --transition: all 0.3s ease;
            --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

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

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

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

        button,
        input {
            font-family: inherit;
        }

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

        /* ===== Header ===== */
        .site-header {
            background: var(--bg-white);
            box-shadow: 0 2px 16px rgba(18, 42, 68, 0.06);
            position: sticky;
            top: 0;
            z-index: 999;
            border-bottom: 1px solid var(--border);
        }

        .site-header .navbar {
            padding: 14px 0;
            min-height: 72px;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 800;
            line-height: 1.2;
            color: var(--text) !important;
            letter-spacing: 0.5px;
        }

        .navbar-brand .brand-icon {
            width: 46px;
            height: 46px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 14px;
            color: #fff;
            font-size: 20px;
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(26, 58, 92, 0.25);
        }

        .navbar-brand span:last-child {
            display: inline-block;
        }

        .navbar-brand small {
            display: block;
            font-size: 11px;
            font-weight: 500;
            color: var(--text-weak);
            letter-spacing: 1px;
            margin-top: 2px;
        }

        .navbar-nav .nav-link {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            padding: 10px 18px;
            border-radius: 8px;
            position: relative;
            transition: var(--transition);
        }

        .navbar-nav .nav-link:hover {
            color: var(--primary);
            background: rgba(26, 58, 92, 0.06);
        }

        .navbar-nav .nav-link.active {
            color: var(--accent);
            background: var(--accent-soft);
        }

        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 4px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .navbar-toggler {
            border: none;
            font-size: 20px;
            color: var(--primary);
            padding: 8px 10px;
            border-radius: 8px;
            background: var(--bg-light);
        }

        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--primary-light);
            outline-offset: 2px;
        }

        .mega-dropdown {
            border: 1px solid var(--border);
            border-radius: 16px;
            box-shadow: var(--shadow-hover);
            padding: 22px;
            min-width: 420px;
            margin-top: 12px !important;
            border-top: 3px solid var(--accent);
        }

        .mega-dropdown .dropdown-header {
            font-size: 13px;
            font-weight: 700;
            color: var(--text-weak);
            text-transform: uppercase;
            letter-spacing: 1px;
            padding: 0 0 10px;
            border-bottom: 1px solid var(--border);
            margin-bottom: 12px;
        }

        .mega-dropdown a:not(.dropdown-header) {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 12px;
            border-radius: 10px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
        }

        .mega-dropdown a:not(.dropdown-header) i {
            width: 28px;
            height: 28px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-light);
            border-radius: 8px;
            color: var(--primary);
            font-size: 13px;
            transition: var(--transition);
        }

        .mega-dropdown a:not(.dropdown-header):hover {
            background: var(--bg-light);
            color: var(--primary);
            transform: translateX(4px);
        }

        .mega-dropdown a:not(.dropdown-header):hover i {
            background: var(--primary);
            color: #fff;
        }

        .mega-dropdown a:not(.dropdown-header).active {
            background: var(--accent-soft);
            color: var(--accent);
            font-weight: 700;
        }

        .mega-dropdown a:not(.dropdown-header).active i {
            background: var(--accent);
            color: #fff;
        }

        /* ===== Page Hero ===== */
        .page-hero {
            position: relative;
            padding: 90px 0 80px;
            background: linear-gradient(rgba(18, 42, 68, 0.78), rgba(18, 42, 68, 0.62)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            text-align: center;
        }

        .page-hero::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: rgba(255, 255, 255, 0.15);
        }

        .page-hero .breadcrumb {
            display: inline-flex;
            justify-content: center;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 40px;
            padding: 7px 18px;
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
        }

        .page-hero .breadcrumb-item {
            font-size: 13px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.8);
        }

        .page-hero .breadcrumb-item a {
            color: rgba(255, 255, 255, 0.8);
            transition: var(--transition);
        }

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

        .page-hero .breadcrumb-item.active {
            color: #fff;
            font-weight: 600;
        }

        .page-hero .breadcrumb-item+.breadcrumb-item::before {
            color: rgba(255, 255, 255, 0.5);
        }

        .page-hero h1 {
            font-size: 46px;
            font-weight: 800;
            letter-spacing: 2px;
            margin-bottom: 18px;
            line-height: 1.25;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        }

        .page-hero .hero-desc {
            font-size: 17px;
            max-width: 680px;
            margin: 0 auto;
            color: rgba(255, 255, 255, 0.92);
            line-height: 1.8;
        }

        .hero-badge-group {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            margin-top: 24px;
        }

        .hero-badge {
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.22);
            color: #fff;
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 500;
            backdrop-filter: blur(4px);
        }

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

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

        .section-heading {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 50px;
        }

        .section-heading .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--accent);
            background: var(--accent-soft);
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 14px;
        }

        .section-heading h2 {
            font-size: 34px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text);
            margin-bottom: 14px;
        }

        .section-heading p {
            font-size: 16px;
            color: var(--text-weak);
            line-height: 1.7;
        }

        /* ===== Match Cards ===== */
        .match-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .match-card .card-img {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/10;
        }

        .match-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

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

        .match-card .card-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(18, 42, 68, 0.4), transparent 60%);
        }

        .match-card .card-tags {
            position: absolute;
            bottom: 12px;
            left: 16px;
            z-index: 2;
            display: flex;
            gap: 8px;
        }

        .tag {
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            display: inline-block;
        }

        .tag-red {
            background: var(--accent);
            color: #fff;
        }

        .tag-blue {
            background: var(--primary);
            color: #fff;
        }

        .tag-light {
            background: rgba(255, 255, 255, 0.9);
            color: var(--primary);
        }

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

        .match-card .card-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .match-card .card-body p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 18px;
        }

        .match-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 16px;
            border-top: 1px solid var(--border);
        }

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

        .match-card .card-meta .link {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
        }

        .match-card .card-meta .link:hover {
            color: var(--primary);
        }

        /* ===== Stats ===== */
        .stats-section {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
            padding: 70px 0;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .stats-section::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
        }

        .stats-section::after {
            content: "";
            position: absolute;
            bottom: -80px;
            left: -40px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
        }

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

        .stat-item .stat-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 16px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            color: #fff;
        }

        .stat-item .stat-num {
            font-size: 42px;
            font-weight: 800;
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-item .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.72);
            letter-spacing: 1px;
        }

        /* ===== Category Cards ===== */
        .category-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 30px 24px;
            text-align: center;
            transition: var(--transition);
            height: 100%;
        }

        .category-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: transparent;
        }

        .category-card .cat-icon {
            width: 70px;
            height: 70px;
            margin: 0 auto 20px;
            border-radius: 20px;
            background: var(--accent-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--accent);
            transition: var(--transition);
        }

        .category-card:hover .cat-icon {
            background: var(--accent);
            color: #fff;
            transform: rotate(-6deg) scale(1.05);
        }

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

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

        .category-card .cat-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .category-card .cat-link i {
            font-size: 12px;
            transition: var(--transition);
        }

        .category-card:hover .cat-link i {
            transform: translateX(4px);
        }

        /* ===== News List ===== */
        .news-item {
            display: flex;
            gap: 20px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 18px;
            transition: var(--transition);
            margin-bottom: 16px;
            align-items: center;
        }

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

        .news-item .thumb {
            width: 140px;
            height: 90px;
            border-radius: 12px;
            overflow: hidden;
            flex-shrink: 0;
        }

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

        .news-item:hover .thumb img {
            transform: scale(1.05);
        }

        .news-item .news-content {
            flex: 1;
        }

        .news-item .news-content h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .news-item .news-content h4 a {
            color: var(--text);
        }

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

        .news-item .news-content p {
            font-size: 13px;
            color: var(--text-weak);
            margin-bottom: 8px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .news-meta {
            display: flex;
            gap: 14px;
            font-size: 12px;
            color: var(--text-weak);
        }

        .news-item .news-meta i {
            margin-right: 4px;
            color: var(--accent);
        }

        /* ===== Steps ===== */
        .step-card {
            text-align: center;
            padding: 30px 24px;
            position: relative;
            background: var(--bg-white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            height: 100%;
            transition: var(--transition);
        }

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

        .step-num {
            font-size: 48px;
            font-weight: 900;
            color: rgba(26, 58, 92, 0.1);
            line-height: 1;
            margin-bottom: -8px;
            text-align: left;
        }

        .step-card .step-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 18px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-size: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 20px rgba(26, 58, 92, 0.2);
        }

        .step-card h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }

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

        /* ===== FAQ ===== */
        .accordion-item {
            border: 1px solid var(--border);
            border-radius: 12px !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--bg-white);
        }

        .accordion-button {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            padding: 18px 22px;
            background: var(--bg-white);
            border: none;
        }

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

        .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid var(--primary-light);
            outline-offset: 2px;
        }

        .accordion-button::after {
            background-size: 16px;
            transition: var(--transition);
        }

        .accordion-body {
            padding: 0 22px 20px;
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.8;
            border-top: 1px solid var(--border);
            background: var(--bg-white);
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
            position: relative;
            background: linear-gradient(135deg, var(--primary-dark), var(--primary-light)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            background-blend-mode: overlay;
            color: #fff;
            text-align: center;
            overflow: hidden;
        }

        .cta-section h2 {
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 600px;
            margin: 0 auto 30px;
            line-height: 1.8;
        }

        .btn-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 34px;
            border-radius: 50px;
            font-size: 16px;
            font-weight: 700;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }

        .btn-accent {
            background: linear-gradient(135deg, var(--accent), #f0635a);
            color: #fff;
            box-shadow: 0 8px 24px rgba(232, 69, 60, 0.35);
        }

        .btn-accent:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 32px rgba(232, 69, 60, 0.45);
            color: #fff;
        }

        .btn-outline-light-custom {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.7);
            color: #fff;
        }

        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            transform: translateY(-3px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #151b26;
            color: rgba(255, 255, 255, 0.75);
            padding: 70px 0 0;
        }

        .site-footer .footer-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 18px;
        }

        .site-footer .footer-logo i {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--accent), #f0635a);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #fff;
        }

        .site-footer p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 0;
        }

        .site-footer h5 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

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

        .site-footer ul li {
            margin-bottom: 12px;
            font-size: 14px;
        }

        .site-footer ul li i {
            margin-right: 8px;
            color: var(--accent);
            opacity: 0.9;
        }

        .site-footer ul li a {
            color: rgba(255, 255, 255, 0.65);
            transition: var(--transition);
        }

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

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

        .footer-bottom p {
            font-size: 13px;
            margin: 0;
            color: rgba(255, 255, 255, 0.45);
        }

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

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

        /* ===== Focus Accessibility ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--primary-light);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 992px) {
            .page-hero {
                padding: 70px 0 60px;
            }

            .page-hero h1 {
                font-size: 36px;
            }

            .mega-dropdown {
                min-width: 100%;
                box-shadow: none;
                border: none;
                padding: 10px 0 0;
                margin-top: 0 !important;
            }

            .mega-dropdown .row {
                margin: 0;
            }

            .mega-dropdown .col-lg-6 {
                padding: 0;
                margin-bottom: 8px;
            }

            .mega-dropdown .dropdown-header {
                margin-top: 10px;
            }

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

            .section-padding {
                padding: 60px 0;
            }

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

        @media (max-width: 768px) {
            .page-hero h1 {
                font-size: 30px;
            }

            .page-hero .hero-desc {
                font-size: 15px;
            }

            .news-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
            }

            .news-item .thumb {
                width: 100%;
                height: 160px;
            }

            .stats-section {
                padding: 50px 0;
            }

            .stat-item {
                padding: 20px 10px;
            }

            .stat-item .stat-num {
                font-size: 32px;
            }

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

            .site-footer {
                padding-top: 50px;
            }

            .footer-bottom {
                margin-top: 30px;
            }
        }

        @media (max-width: 520px) {
            .page-hero {
                padding: 56px 0 48px;
            }

            .page-hero h1 {
                font-size: 24px;
                letter-spacing: 1px;
            }

            .page-hero .hero-desc {
                font-size: 14px;
            }

            .hero-badge-group {
                gap: 6px;
            }

            .hero-badge {
                font-size: 12px;
                padding: 5px 10px;
            }

            .section-padding {
                padding: 46px 0;
            }

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

            .match-card .card-body h3 {
                font-size: 18px;
            }

            .stat-item .stat-num {
                font-size: 26px;
            }

            .category-card {
                padding: 22px 18px;
            }

            .news-item .news-content h4 {
                font-size: 15px;
            }

            .btn-custom {
                padding: 12px 24px;
                font-size: 14px;
            }

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

/* roulang page: category2 */
:root {
            --primary: #0a1b33;
            --primary-dark: #071427;
            --primary-light: #122a4a;
            --accent: #f5a623;
            --accent-dark: #d98f14;
            --bg-body: #f5f7fb;
            --bg-white: #ffffff;
            --bg-light: #eef2f8;
            --text-main: #1a2333;
            --text-weak: #6b7a8d;
            --border-color: #e3e8f0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 8px rgba(20, 40, 80, 0.06);
            --shadow-md: 0 6px 24px rgba(20, 40, 80, 0.08);
            --shadow-lg: 0 16px 48px rgba(20, 40, 80, 0.14);
            --transition: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-body);
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 0.5rem;
        }

        .container {
            max-width: 1280px;
        }

        .section-block {
            padding: 88px 0;
            position: relative;
        }

        .section-head {
            max-width: 720px;
            margin: 0 auto 48px;
        }

        .section-head.text-start {
            margin-left: 0;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            color: var(--accent);
            background: rgba(245, 166, 35, 0.1);
            border: 1px solid rgba(245, 166, 35, 0.3);
            border-radius: 100px;
            padding: 5px 18px;
            margin-bottom: 14px;
            text-transform: uppercase;
        }

        .section-head h2 {
            font-size: 36px;
            color: var(--primary);
            margin-bottom: 12px;
            font-weight: 800;
        }

        .section-head p {
            color: var(--text-weak);
            font-size: 17px;
            margin-bottom: 0;
        }

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

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

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(10, 27, 51, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            box-shadow: 0 2px 20px rgba(10, 27, 51, 0.18);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            padding: 0;
        }

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

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff !important;
            line-height: 1.2;
        }

        .navbar-brand .brand-icon {
            width: 44px;
            height: 44px;
            min-width: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--accent), #ffc65c);
            color: var(--primary-dark);
            border-radius: 12px;
            font-size: 20px;
            box-shadow: 0 4px 14px rgba(245, 166, 35, 0.4);
        }

        .navbar-brand span:last-child {
            font-size: 17px;
            font-weight: 800;
            letter-spacing: 0.5px;
        }

        .navbar-brand small {
            font-size: 11px;
            font-weight: 400;
            color: rgba(255, 255, 255, 0.65);
            display: block;
            letter-spacing: 1px;
        }

        .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.8);
            font-weight: 500;
            padding: 10px 18px;
            border-radius: 8px;
            transition: var(--transition);
            font-size: 15px;
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link.active {
            color: var(--accent);
            background: rgba(255, 255, 255, 0.06);
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            padding: 6px 12px;
            border-radius: 8px;
            font-size: 18px;
            line-height: 1;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.4);
            outline: none;
        }

        /* Mega Dropdown */
        .mega-dropdown {
            border: none;
            border-radius: 16px;
            padding: 24px;
            min-width: 620px;
            background: #fff;
            box-shadow: var(--shadow-lg);
            margin-top: 12px !important;
            border-top: 3px solid var(--accent);
        }

        .mega-dropdown::before {
            content: '';
            position: absolute;
            top: -8px;
            left: 32px;
            width: 14px;
            height: 14px;
            background: #fff;
            transform: rotate(45deg);
            border-left: 1px solid #eee;
            border-top: 1px solid #eee;
        }

        .mega-dropdown .dropdown-header {
            font-size: 13px;
            font-weight: 700;
            color: var(--text-weak);
            padding: 8px 12px;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .mega-dropdown a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 12px;
            border-radius: 10px;
            color: var(--text-main);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
        }

        .mega-dropdown a i {
            width: 32px;
            height: 32px;
            min-width: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-light);
            color: var(--primary);
            border-radius: 8px;
            font-size: 14px;
            transition: var(--transition);
        }

        .mega-dropdown a:hover,
        .mega-dropdown a.active {
            background: rgba(245, 166, 35, 0.1);
            color: var(--accent-dark);
            transform: translateX(4px);
        }

        .mega-dropdown a:hover i,
        .mega-dropdown a.active i {
            background: var(--accent);
            color: #fff;
        }

        @media (min-width: 992px) {
            .navbar .dropdown:hover>.dropdown-menu {
                display: block;
                visibility: visible;
                opacity: 1;
                transform: translateY(0);
            }
            .navbar .dropdown>.dropdown-menu {
                display: block;
                visibility: hidden;
                opacity: 0;
                transform: translateY(8px);
                transition: all 0.3s ease;
                pointer-events: none;
            }
            .navbar .dropdown:hover>.dropdown-menu {
                pointer-events: auto;
            }
            .navbar .dropdown>.dropdown-toggle.show+.dropdown-menu {
                display: block;
                visibility: visible;
                opacity: 1;
                transform: translateY(0);
                pointer-events: auto;
            }
        }

        /* Page Hero */
        .page-hero {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 110px 0 90px;
            color: #fff;
        }

        .page-hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(7, 20, 39, 0.88) 0%, rgba(10, 27, 51, 0.72) 55%, rgba(10, 27, 51, 0.45) 100%);
        }

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

        .breadcrumb-hero {
            display: flex;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 22px;
            list-style: none;
            padding: 0;
            flex-wrap: wrap;
        }

        .breadcrumb-hero a {
            color: rgba(255, 255, 255, 0.7);
        }

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

        .breadcrumb-hero li+li::before {
            content: '/';
            margin-right: 8px;
            color: rgba(255, 255, 255, 0.4);
        }

        .page-hero h1 {
            font-size: 44px;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .page-hero p.lead {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 640px;
            margin-bottom: 28px;
        }

        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-bottom: 36px;
        }

        .hero-meta span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
        }

        .hero-meta span i {
            color: var(--accent);
            font-size: 16px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .btn-accent {
            background: var(--accent);
            border: none;
            color: var(--primary-dark);
            font-weight: 700;
            padding: 12px 32px;
            border-radius: 100px;
            font-size: 15px;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(245, 166, 35, 0.35);
        }

        .btn-accent:hover {
            background: #ffb93a;
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 166, 35, 0.45);
        }

        .btn-outline-light-custom {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-weight: 600;
            padding: 11px 30px;
            border-radius: 100px;
            font-size: 15px;
            transition: var(--transition);
        }

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

        /* Process Section */
        .process-section {
            background: var(--bg-white);
        }

        .process-card {
            background: var(--bg-body);
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            padding: 32px 24px;
            text-align: center;
            position: relative;
            height: 100%;
            transition: var(--transition);
            overflow: hidden;
        }

        .process-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(245, 166, 35, 0.4);
        }

        .process-num {
            position: absolute;
            top: 16px;
            right: 20px;
            font-size: 48px;
            font-weight: 800;
            color: rgba(10, 27, 51, 0.06);
            line-height: 1;
        }

        .process-icon {
            width: 68px;
            height: 68px;
            margin: 0 auto 20px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 26px;
            box-shadow: 0 8px 24px rgba(10, 27, 51, 0.25);
        }

        .process-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }

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

        /* Method Section */
        .method-section {
            background: var(--bg-light);
        }

        .method-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border-color);
            height: 100%;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

        .method-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(245, 166, 35, 0.35);
        }

        .method-img {
            height: 190px;
            overflow: hidden;
            position: relative;
        }

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

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

        .method-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 55%, rgba(10, 27, 51, 0.25));
        }

        .method-body {
            padding: 26px 24px 28px;
        }

        .method-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }

        .method-body>p {
            font-size: 14px;
            color: var(--text-weak);
            margin-bottom: 14px;
        }

        .method-body ul {
            padding: 0;
            list-style: none;
            margin-bottom: 0;
        }

        .method-body ul li {
            font-size: 13px;
            color: var(--text-weak);
            padding: 5px 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .method-body ul li::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            color: var(--accent);
            font-size: 12px;
        }

        /* Issues Section */
        .issues-section {
            background: var(--bg-white);
        }

        .issue-list {
            margin-top: 20px;
            display: grid;
            gap: 16px;
        }

        .issue-item {
            display: flex;
            gap: 16px;
            background: var(--bg-body);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            transition: var(--transition);
        }

        .issue-item:hover {
            background: var(--bg-white);
            box-shadow: var(--shadow-md);
            border-color: rgba(245, 166, 35, 0.3);
            transform: translateX(4px);
        }

        .issue-icon {
            width: 44px;
            height: 44px;
            min-width: 44px;
            background: rgba(245, 166, 35, 0.12);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-dark);
            font-size: 17px;
        }

        .issue-item h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 2px;
        }

        .issue-item p {
            font-size: 13px;
            color: var(--text-weak);
            margin-bottom: 0;
        }

        .issues-image-wrap {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }

        .issues-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 360px;
        }

        .issues-image-card {
            position: absolute;
            bottom: 20px;
            left: 20px;
            right: 20px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(8px);
            border-radius: 12px;
            padding: 16px 20px;
            box-shadow: var(--shadow-md);
        }

        .issues-image-card span {
            font-size: 13px;
            color: var(--text-weak);
            display: block;
        }

        .issues-image-card strong {
            font-size: 16px;
            color: var(--primary);
        }

        /* Security Section */
        .security-section {
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            color: #fff;
            position: relative;
        }

        .security-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(7, 20, 39, 0.92) 0%, rgba(10, 27, 51, 0.85) 60%, rgba(18, 42, 74, 0.82) 100%);
        }

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

        .security-section .section-tag {
            border-color: rgba(245, 166, 35, 0.4);
        }

        .security-section .section-head h2 {
            color: #fff;
        }

        .security-section .section-head p {
            color: rgba(255, 255, 255, 0.8);
        }

        .security-card {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius);
            padding: 28px 24px;
            height: 100%;
            backdrop-filter: blur(6px);
            transition: var(--transition);
        }

        .security-card:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: rgba(245, 166, 35, 0.4);
            transform: translateY(-4px);
        }

        .security-card i {
            font-size: 26px;
            color: var(--accent);
            margin-bottom: 16px;
            display: inline-block;
            width: 54px;
            height: 54px;
            background: rgba(245, 166, 35, 0.15);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .security-card h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            color: #fff;
        }

        .security-card p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 0;
            line-height: 1.65;
        }

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

        .faq-section .accordion {
            --bs-accordion-border-color: var(--border-color);
            --bs-accordion-border-radius: var(--radius-sm);
            --bs-accordion-bg: var(--bg-white);
            --bs-accordion-btn-color: var(--primary);
            --bs-accordion-active-bg: rgba(245, 166, 35, 0.06);
            --bs-accordion-active-color: var(--accent-dark);
            --bs-accordion-btn-focus-box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.2);
            gap: 16px;
            display: grid;
        }

        .faq-section .accordion-item {
            border-radius: var(--radius-sm) !important;
            overflow: hidden;
            border: 1px solid var(--border-color) !important;
            box-shadow: var(--shadow-sm);
            background: var(--bg-white);
        }

        .faq-section .accordion-button {
            font-weight: 600;
            font-size: 16px;
            padding: 20px 24px;
            background: var(--bg-white);
            color: var(--primary);
        }

        .faq-section .accordion-button:not(.collapsed) {
            background: rgba(245, 166, 35, 0.07);
            color: var(--accent-dark);
            box-shadow: none;
        }

        .faq-section .accordion-button::after {
            background-size: 16px;
        }

        .faq-section .accordion-body {
            padding: 4px 24px 22px;
            color: var(--text-weak);
            font-size: 14px;
            line-height: 1.8;
        }

        /* CTA Section */
        .cta-section {
            background: var(--bg-white);
            padding: 72px 0;
        }

        .cta-box {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
            border-radius: 24px;
            padding: 56px 48px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .cta-box::before,
        .cta-box::after {
            content: '';
            position: absolute;
            border-radius: 50%;
            background: rgba(245, 166, 35, 0.12);
        }

        .cta-box::before {
            width: 240px;
            height: 240px;
            top: -100px;
            right: -60px;
        }

        .cta-box::after {
            width: 160px;
            height: 160px;
            bottom: -70px;
            left: -40px;
            background: rgba(255, 255, 255, 0.06);
        }

        .cta-box h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-box p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 16px;
            margin-bottom: 30px;
            position: relative;
            z-index: 1;
        }

        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .btn-light-custom {
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-weight: 600;
            padding: 12px 30px;
            border-radius: 100px;
            transition: var(--transition);
        }

        .btn-light-custom:hover {
            background: rgba(255, 255, 255, 0.25);
            color: #fff;
            transform: translateY(-2px);
        }

        /* Footer */
        .site-footer {
            background: #071427;
            color: rgba(255, 255, 255, 0.75);
            padding: 64px 0 0;
            margin-top: 0;
        }

        .site-footer .footer-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .site-footer .footer-logo i {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--accent), #ffc65c);
            color: var(--primary-dark);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
        }

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

        .site-footer h5 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

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

        .site-footer ul li {
            margin-bottom: 10px;
            font-size: 14px;
        }

        .site-footer ul li a {
            color: rgba(255, 255, 255, 0.65);
            transition: var(--transition);
        }

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

        .site-footer ul li i {
            color: var(--accent);
            margin-right: 6px;
            width: 16px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 22px 0;
            margin-top: 48px;
            text-align: center;
        }

        .footer-bottom p {
            margin: 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

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

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

        /* Responsive */
        @media (max-width: 1024px) {
            .section-block {
                padding: 72px 0;
            }
            .mega-dropdown {
                min-width: 540px;
            }
            .page-hero h1 {
                font-size: 36px;
            }
        }

        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: var(--primary-dark);
                border-radius: 14px;
                padding: 18px;
                margin-top: 12px;
                border: 1px solid rgba(255, 255, 255, 0.08);
                box-shadow: var(--shadow-lg);
            }
            .navbar-nav .nav-link {
                padding: 10px 14px;
            }
            .mega-dropdown {
                min-width: 0;
                background: rgba(255, 255, 255, 0.04);
                box-shadow: none;
                border: 1px solid rgba(255, 255, 255, 0.08);
                margin-top: 6px !important;
                padding: 14px;
            }
            .mega-dropdown::before {
                display: none;
            }
            .mega-dropdown .dropdown-header {
                color: rgba(255, 255, 255, 0.6);
            }
            .mega-dropdown a {
                color: rgba(255, 255, 255, 0.8);
            }
            .mega-dropdown a:hover,
            .mega-dropdown a.active {
                background: rgba(245, 166, 35, 0.12);
                color: var(--accent);
            }
            .mega-dropdown a i {
                background: rgba(255, 255, 255, 0.1);
                color: var(--accent);
            }
            .section-head h2 {
                font-size: 28px;
            }
            .page-hero {
                padding: 84px 0 68px;
            }
            .page-hero h1 {
                font-size: 32px;
            }
            .cta-box {
                padding: 40px 28px;
            }
            .cta-box h2 {
                font-size: 26px;
            }
            .security-section {
                background-attachment: scroll;
            }
        }

        @media (max-width: 767.98px) {
            .section-block {
                padding: 56px 0;
            }
            .page-hero {
                padding: 72px 0 56px;
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .page-hero p.lead {
                font-size: 16px;
            }
            .hero-meta {
                gap: 14px;
                font-size: 13px;
            }
            .section-head {
                margin-bottom: 32px;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .section-head p {
                font-size: 15px;
            }
            .process-card {
                padding: 26px 20px;
            }
            .process-icon {
                width: 56px;
                height: 56px;
                font-size: 20px;
            }
            .method-img {
                height: 160px;
            }
            .issues-image-wrap img {
                min-height: 260px;
            }
            .cta-section {
                padding: 48px 0;
            }
            .cta-box {
                border-radius: 18px;
                padding: 32px 20px;
            }
            .cta-box h2 {
                font-size: 22px;
            }
            .cta-actions .btn {
                width: 100%;
                text-align: center;
            }
            .site-footer {
                padding-top: 48px;
            }
            .footer-bottom {
                margin-top: 32px;
            }
        }

        @media (max-width: 520px) {
            body {
                font-size: 15px;
            }
            .navbar-brand span:last-child {
                font-size: 15px;
            }
            .navbar-brand .brand-icon {
                width: 38px;
                height: 38px;
                min-width: 38px;
                font-size: 17px;
            }
            .page-hero h1 {
                font-size: 24px;
            }
            .page-hero p.lead {
                font-size: 14px;
            }
            .hero-meta {
                flex-direction: column;
                gap: 8px;
            }
            .hero-actions .btn {
                width: 100%;
                text-align: center;
            }
            .mega-dropdown .row>div {
                margin-bottom: 12px;
            }
            .issue-item {
                flex-direction: column;
                gap: 10px;
            }
            .issue-icon {
                width: 38px;
                height: 38px;
                min-width: 38px;
            }
        }