/* roulang page: index */
:root {
            --primary: #1e3a5f;
            --primary-light: #2b4c7a;
            --accent: #e6a817;
            --accent-dark: #c98e0e;
            --bg-light: #f8fafc;
            --bg-dark: #0f172a;
            --bg-card: #ffffff;
            --text-main: #1e293b;
            --text-weak: #64748b;
            --border-line: #e2e8f0;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.7;
            color: var(--text-main);
            background: var(--bg-light);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-line);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 19px;
            font-weight: 800;
            color: var(--primary);
            white-space: nowrap;
            transition: var(--transition);
        }
        .logo:hover {
            opacity: 0.85;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 900;
            flex-shrink: 0;
        }
        .main-nav {
            display: flex;
            gap: 6px;
            flex: 1;
            justify-content: center;
        }
        .main-nav a {
            padding: 8px 18px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            transition: var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover {
            background: rgba(30, 58, 95, 0.08);
            color: var(--primary);
        }
        .main-nav a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 58, 95, 0.25);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-wrap {
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border: 1px solid var(--border-line);
            border-radius: 999px;
            padding: 6px 14px;
            gap: 8px;
            transition: var(--transition);
        }
        .search-wrap:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(230, 168, 23, 0.12);
        }
        .search-wrap input {
            border: none;
            outline: none;
            background: transparent;
            font-size: 14px;
            width: 130px;
            color: var(--text-main);
        }
        .search-wrap i {
            color: var(--text-weak);
            font-size: 14px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition);
            cursor: pointer;
            border: none;
            line-height: 1.4;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff;
            box-shadow: 0 4px 14px rgba(230, 168, 23, 0.35);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(230, 168, 23, 0.45);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-light {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
        }
        .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16);
        }
        .hero {
            position: relative;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            min-height: 640px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(15, 23, 42, 0.88) 0%, rgba(30, 58, 95, 0.72) 50%, rgba(15, 23, 42, 0.55) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 80px 0;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.25);
            backdrop-filter: blur(6px);
            border-radius: 999px;
            padding: 6px 16px;
            color: #f1f5f9;
            font-size: 14px;
            font-weight: 500;
            margin-bottom: 24px;
        }
        .hero-badge i {
            color: var(--accent);
        }
        .hero h1 {
            font-size: clamp(32px, 4.5vw, 56px);
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }
        .hero h1 span {
            color: var(--accent);
        }
        .hero-desc {
            font-size: 17px;
            color: rgba(241, 245, 249, 0.88);
            max-width: 620px;
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero-status {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 32px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 14px;
            padding: 12px 20px;
            max-width: 460px;
            backdrop-filter: blur(4px);
        }
        .status-dot {
            width: 10px;
            height: 10px;
            background: #22c55e;
            border-radius: 50%;
            position: relative;
            flex-shrink: 0;
        }
        .status-dot::after {
            content: '';
            position: absolute;
            inset: -4px;
            background: rgba(34, 197, 94, 0.3);
            border-radius: 50%;
            animation: pulse-dot 2s infinite;
        }
        @keyframes pulse-dot {
            0% {
                transform: scale(0.8);
                opacity: 0.9;
            }
            70% {
                transform: scale(1.6);
                opacity: 0;
            }
            100% {
                transform: scale(1.6);
                opacity: 0;
            }
        }
        .hero-status p {
            color: rgba(241, 245, 249, 0.85);
            font-size: 14px;
        }
        .section {
            padding: 80px 0;
        }
        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 48px;
        }
        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            color: var(--accent-dark);
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 12px;
        }
        .section-header h2 {
            font-size: clamp(26px, 3vw, 38px);
            font-weight: 800;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .section-header p {
            color: var(--text-weak);
            font-size: 16px;
            line-height: 1.7;
        }
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(230, 168, 23, 0.3);
        }
        .entry-card {
            padding: 32px;
            position: relative;
            overflow: hidden;
        }
        .entry-card::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, transparent 50%, rgba(230, 168, 23, 0.1) 50%, transparent 80%);
            border-radius: 0 0 0 40px;
        }
        .entry-icon {
            width: 56px;
            height: 56px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 22px;
            margin-bottom: 20px;
        }
        .entry-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .entry-card p {
            color: var(--text-weak);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .entry-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--accent-dark);
            transition: var(--transition);
        }
        .entry-link:hover {
            gap: 10px;
            color: var(--primary);
        }
        .news-card {
            display: flex;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
        }
        .news-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
        }
        .news-thumb {
            width: 180px;
            flex-shrink: 0;
            overflow: hidden;
            background: var(--bg-light);
        }
        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .news-card:hover .news-thumb img {
            transform: scale(1.06);
        }
        .news-body {
            padding: 18px 22px;
            flex: 1;
        }
        .news-meta {
            display: flex;
            gap: 12px;
            align-items: center;
            margin-bottom: 8px;
        }
        .badge {
            display: inline-block;
            padding: 3px 12px;
            background: rgba(230, 168, 23, 0.12);
            color: var(--accent-dark);
            font-size: 12px;
            font-weight: 600;
            border-radius: 999px;
            white-space: nowrap;
            border: 1px solid rgba(230, 168, 23, 0.2);
        }
        .news-date {
            font-size: 13px;
            color: var(--text-weak);
        }
        .news-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.45;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-body h3 a:hover {
            color: var(--accent-dark);
        }
        .news-desc {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 10px;
        }
        .read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }
        .read-more:hover {
            color: var(--accent-dark);
            gap: 8px;
        }
        .process-section {
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat fixed;
            position: relative;
        }
        .process-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(15, 23, 42, 0.85);
        }
        .process-section .container {
            position: relative;
            z-index: 2;
        }
        .process-section .section-header h2 {
            color: #fff;
        }
        .process-section .section-header p {
            color: rgba(241, 245, 249, 0.75);
        }
        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 48px;
        }
        .process-step {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(8px);
            border-radius: 18px;
            padding: 28px 20px;
            text-align: center;
            transition: var(--transition);
            position: relative;
        }
        .process-step:hover {
            background: rgba(255, 255, 255, 0.14);
            transform: translateY(-4px);
            border-color: rgba(230, 168, 23, 0.4);
        }
        .step-num {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            color: #fff;
            border-radius: 50%;
            font-size: 18px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            box-shadow: 0 4px 14px rgba(230, 168, 23, 0.4);
        }
        .process-step h3 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .process-step p {
            color: rgba(241, 245, 249, 0.7);
            font-size: 13px;
            line-height: 1.6;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            text-align: center;
            padding: 32px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-line);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .stat-num {
            font-size: 42px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }
        .stat-num span {
            font-size: 24px;
        }
        .stat-label {
            margin-top: 8px;
            font-size: 14px;
            color: var(--text-weak);
        }
        .faq-section {
            background: var(--bg-light);
        }
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-line);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(230, 168, 23, 0.3);
            box-shadow: var(--shadow);
        }
        .faq-q {
            padding: 18px 22px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-weight: 600;
            font-size: 15px;
            color: var(--text-main);
            background: #fff;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }
        .faq-q:hover {
            color: var(--primary);
        }
        .faq-q i {
            color: var(--accent);
            transition: var(--transition);
            font-size: 14px;
        }
        .faq-item.open .faq-q i {
            transform: rotate(180deg);
        }
        .faq-a {
            padding: 0 22px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
        }
        .faq-item.open .faq-a {
            max-height: 300px;
            padding-bottom: 18px;
        }
        .cta-section {
            position: relative;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            padding: 100px 0;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(30, 58, 95, 0.92) 0%, rgba(15, 23, 42, 0.82) 100%);
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .cta-text h2 {
            color: #fff;
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 800;
            margin-bottom: 12px;
        }
        .cta-text p {
            color: rgba(241, 245, 249, 0.8);
            font-size: 16px;
            max-width: 500px;
        }
        .cta-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .site-footer {
            background: var(--bg-dark);
            padding: 70px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 50px;
        }
        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand p {
            color: rgba(241, 245, 249, 0.6);
            font-size: 14px;
            line-height: 1.7;
            max-width: 360px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 20px;
        }
        .footer-col a {
            display: block;
            color: rgba(241, 245, 249, 0.6);
            font-size: 14px;
            padding: 6px 0;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-col p {
            color: rgba(241, 245, 249, 0.6);
            font-size: 14px;
            padding: 6px 0;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }
        .footer-bottom p {
            color: rgba(241, 245, 249, 0.4);
            font-size: 13px;
        }
        .empty-tip {
            text-align: center;
            padding: 40px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border-line);
            color: var(--text-weak);
            font-size: 15px;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--primary);
            cursor: pointer;
            padding: 4px;
        }
        @media (max-width: 1024px) {
            .search-wrap input {
                width: 100px;
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-card {
                flex-direction: column;
            }
            .news-thumb {
                width: 100%;
                height: 160px;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                height: 64px;
                gap: 12px;
            }
            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px 24px;
                gap: 8px;
                border-bottom: 1px solid var(--border-line);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
                transform: translateY(-120%);
                transition: var(--transition);
                z-index: 99;
            }
            .main-nav.open {
                transform: translateY(0);
            }
            .main-nav a {
                padding: 12px 16px;
                font-size: 16px;
                width: 100%;
                text-align: center;
            }
            .mobile-toggle {
                display: block;
                order: 3;
            }
            .header-actions {
                margin-left: auto;
            }
            .search-wrap {
                display: none;
            }
            .logo {
                font-size: 16px;
            }
            .hero {
                min-height: 520px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .section {
                padding: 55px 0;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .cta-section .container {
                flex-direction: column;
                text-align: center;
            }
            .cta-actions {
                justify-content: center;
            }
        }
        @media (max-width: 520px) {
            .logo span.only-icon {
                display: none;
            }
            .logo {
                font-size: 15px;
            }
            .container {
                padding: 0 16px;
            }
            .hero-content {
                padding: 60px 0;
            }
            .hero h1 {
                font-size: 26px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stat-num {
                font-size: 30px;
            }
            .news-body {
                padding: 16px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0f6c5f;
            --primary-dark: #0a4f45;
            --primary-light: #1a8a7a;
            --accent: #f59e2c;
            --accent-dark: #d97f12;
            --bg: #ffffff;
            --bg-soft: #f4f8f7;
            --bg-deep: #0b2e2a;
            --text: #10231f;
            --text-weak: #5a6e68;
            --border: #dfeae7;
            --radius: 18px;
            --radius-sm: 12px;
            --shadow-sm: 0 2px 10px rgba(15, 108, 95, .08);
            --shadow-md: 0 8px 30px rgba(15, 108, 95, .12);
            --shadow-lg: 0 16px 48px rgba(15, 108, 95, .18);
            --transition: all .3s cubic-bezier(.4, 0, .2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

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

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: 88px 0;
        }

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

        .section-deep {
            background: var(--bg-deep);
            color: #e2f0ec;
        }

        .section-head {
            max-width: 680px;
            margin-bottom: 48px;
        }

        .section-head.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-head .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 700;
            letter-spacing: 2px;
            color: var(--primary);
            background: rgba(15, 108, 95, .08);
            padding: 6px 14px;
            border-radius: 100px;
            margin-bottom: 16px;
        }

        .section-head h2 {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.5px;
        }

        .section-head p {
            color: var(--text-weak);
            font-size: 17px;
            margin-top: 12px;
        }

        /* Header */
        .site-header {
            background: #ffffff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 16px rgba(0, 0, 0, .04);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            height: 76px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-weight: 800;
            font-size: 20px;
            color: var(--text);
        }

        .brand-logo:hover {
            color: var(--text);
            opacity: .85;
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 14px;
            color: #fff;
            font-size: 18px;
            box-shadow: var(--shadow-sm);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .main-nav a {
            padding: 8px 16px;
            border-radius: 100px;
            color: var(--text-weak);
            font-weight: 500;
            font-size: 15px;
            transition: var(--transition);
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(15, 108, 95, .06);
        }

        .main-nav a.active {
            color: var(--primary);
            background: rgba(15, 108, 95, .1);
            font-weight: 700;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-soft);
            border: 1px solid var(--border);
            border-radius: 100px;
            padding: 8px 16px;
            width: 200px;
            transition: var(--transition);
        }

        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(15, 108, 95, .15);
            background: #fff;
        }

        .search-box i {
            color: var(--text-weak);
            font-size: 14px;
        }

        .search-box input {
            width: 100%;
            background: transparent;
            font-size: 14px;
            color: var(--text);
        }

        .search-box input::placeholder {
            color: #9ab0aa;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--bg-soft);
            color: var(--text);
            font-size: 18px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(15, 108, 95, .1);
        }

        .mobile-menu {
            display: none;
            padding: 0 24px 20px;
            background: #fff;
            border-top: 1px solid var(--border);
        }

        .mobile-menu a {
            display: block;
            padding: 14px 16px;
            border-radius: var(--radius-sm);
            font-weight: 500;
            color: var(--text);
            margin-bottom: 4px;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            background: rgba(15, 108, 95, .08);
            color: var(--primary);
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 100px;
            font-weight: 600;
            font-size: 15px;
            line-height: 1.4;
            transition: var(--transition);
            cursor: pointer;
            white-space: nowrap;
            border: 2px solid transparent;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(15, 108, 95, .3);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(15, 108, 95, .35);
        }

        .btn-outline {
            border-color: var(--primary);
            color: var(--primary);
            background: transparent;
        }

        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
            box-shadow: 0 4px 16px rgba(245, 158, 44, .35);
        }

        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-light {
            background: rgba(255, 255, 255, .12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, .3);
            backdrop-filter: blur(4px);
        }

        .btn-light:hover {
            background: rgba(255, 255, 255, .22);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 15px 36px;
            font-size: 16px;
        }

        .btn-block {
            width: 100%;
        }

        /* Hero */
        .hero-category {
            position: relative;
            padding: 108px 0 96px;
            background: linear-gradient(135deg, rgba(11, 46, 42, .92), rgba(15, 108, 95, .82)),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            overflow: hidden;
        }

        .hero-category::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -20%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(245, 158, 44, .22), transparent 70%);
            pointer-events: none;
        }

        .hero-category .container {
            position: relative;
            z-index: 2;
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
        }

        .hero-category .badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .15);
            border: 1px solid rgba(255, 255, 255, .25);
            color: #fff;
            padding: 7px 18px;
            border-radius: 100px;
            font-size: 14px;
            font-weight: 600;
            backdrop-filter: blur(4px);
            margin-bottom: 20px;
        }

        .hero-category h1 {
            font-size: clamp(32px, 5vw, 54px);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -1px;
            margin-bottom: 20px;
        }

        .hero-category p {
            font-size: 18px;
            color: rgba(255, 255, 255, .85);
            max-width: 640px;
            margin: 0 auto 32px;
        }

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

        .hero-trust {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            justify-content: center;
            margin-top: 40px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, .15);
        }

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

        .hero-trust i {
            color: var(--accent);
        }

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

        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(15, 108, 95, .3);
        }

        .card-cover {
            position: relative;
            height: 200px;
            overflow: hidden;
            flex-shrink: 0;
        }

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

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

        .card-cover .badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: rgba(255, 255, 255, .95);
            color: var(--text);
            padding: 5px 12px;
            border-radius: 100px;
            font-size: 13px;
            font-weight: 600;
            box-shadow: var(--shadow-sm);
        }

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

        .card-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .card-body p {
            color: var(--text-weak);
            font-size: 15px;
            flex: 1;
        }

        .card-link-wrap {
            margin-top: 18px;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            font-size: 14px;
            color: var(--primary);
        }

        .card-link i {
            transition: transform .3s ease;
        }

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

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

        .grid-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        /* Steps / Timeline */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }

        .step-card {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 32px 24px;
            position: relative;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }

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

        .step-num {
            position: absolute;
            top: -14px;
            left: 24px;
            width: 32px;
            height: 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            box-shadow: 0 4px 12px rgba(15, 108, 95, .25);
        }

        .step-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            background: rgba(15, 108, 95, .1);
            color: var(--primary);
            border-radius: 16px;
            font-size: 24px;
            margin-bottom: 18px;
        }

        .step-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .step-card p {
            color: var(--text-weak);
            font-size: 14.5px;
        }

        .step-arrow {
            display: flex;
            align-items: center;
            justify-content: center;
            color: #c0d4cf;
            font-size: 20px;
            align-self: center;
        }

        /* Info split */
        .split-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .info-panel {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            padding: 34px;
            height: 100%;
        }

        .info-panel h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .info-panel h3 i {
            color: var(--primary);
        }

        .info-panel ul {
            list-style: none;
        }

        .info-panel ul li {
            display: flex;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px dashed var(--border);
            font-size: 15px;
            color: var(--text);
        }

        .info-panel ul li:last-child {
            border-bottom: none;
        }

        .info-panel ul li i {
            color: var(--accent);
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* Notice bar */
        .notice-bar {
            background: linear-gradient(135deg, #fff7ed, #fef2e7);
            border: 1px solid #faddc4;
            border-radius: var(--radius);
            padding: 24px 28px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            margin: 56px auto 0;
            max-width: 900px;
        }

        .notice-bar i {
            font-size: 24px;
            color: var(--accent);
            margin-top: 2px;
        }

        .notice-bar h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .notice-bar p {
            font-size: 14px;
            color: #6b5b45;
        }

        /* FAQ */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item.open {
            border-color: rgba(15, 108, 95, .35);
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
            padding: 20px 24px;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            transition: var(--transition);
        }

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

        .faq-question i {
            color: var(--primary);
            transition: transform .3s ease;
            flex-shrink: 0;
            margin-left: 12px;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
            padding: 0 24px;
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.7;
        }

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

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

        .cta-section::before {
            content: '';
            position: absolute;
            bottom: -60%;
            left: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(245, 158, 44, .25), transparent 70%);
            pointer-events: none;
        }

        .cta-inner {
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .cta-inner h2 {
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }

        .cta-inner p {
            color: rgba(255, 255, 255, .85);
            font-size: 17px;
            max-width: 560px;
            margin: 0 auto 32px;
        }

        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
        }

        /* Footer */
        .site-footer {
            background: var(--bg-deep);
            color: #b7cec8;
            padding: 64px 0 0;
        }

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

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

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            max-width: 340px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
        }

        .footer-col a,
        .footer-col p {
            display: block;
            color: #9bb8b1;
            font-size: 14px;
            margin-bottom: 12px;
            transition: var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 22px 0;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: #7fa39b;
        }

        /* Focus visible */
        :focus-visible {
            outline: 3px solid rgba(15, 108, 95, .5);
            outline-offset: 2px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .grid-cards {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .step-arrow {
                display: none;
            }

            .search-box {
                display: none;
            }
        }

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

            .nav-toggle {
                display: flex;
            }

            .mobile-menu {
                display: block;
            }

            .site-header {
                position: relative;
            }

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

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

            .section {
                padding: 64px 0;
            }

            .hero-category {
                padding: 80px 0 64px;
            }

            .card-cover {
                height: 180px;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                gap: 8px;
                height: 68px;
            }

            .brand-logo {
                font-size: 16px;
            }

            .brand-logo .logo-icon {
                width: 36px;
                height: 36px;
                border-radius: 12px;
                font-size: 15px;
            }

            .btn-sm {
                padding: 8px 14px;
                font-size: 13px;
            }

            .grid-cards,
            .steps-grid {
                grid-template-columns: 1fr;
            }

            .hero-category h1 {
                font-size: 30px;
            }

            .hero-category p {
                font-size: 16px;
            }

            .hero-actions {
                flex-direction: column;
                align-items: center;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .hero-trust {
                flex-direction: column;
                gap: 12px;
            }

            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }

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

/* roulang page: category2 */
@layer base {
            *,
            *::before,
            *::after {
                box-sizing: border-box;
                margin: 0;
                padding: 0;
            }
            html {
                scroll-behavior: smooth;
            }
            body {
                font-family: 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
                color: #2d2d2d;
                background: #fff;
                line-height: 1.7;
                -webkit-font-smoothing: antialiased;
            }
            a {
                text-decoration: none;
                color: inherit;
                transition: color .2s ease;
            }
            img {
                max-width: 100%;
                height: auto;
                display: block;
            }
            button {
                font-family: inherit;
                cursor: pointer;
                border: none;
                background: none;
            }
            input {
                font-family: inherit;
                outline: none;
            }
        }
        @layer components {
            .container-page {
                width: 100%;
                max-width: 1180px;
                margin: 0 auto;
                padding: 0 24px;
            }
            .header-main {
                position: sticky;
                top: 0;
                z-index: 99;
                background: rgba(255, 255, 255, 0.96);
                backdrop-filter: blur(8px);
                border-bottom: 1px solid #f0eded;
            }
            .nav-link {
                font-weight: 500;
                font-size: 15px;
                padding: 10px 16px;
                border-radius: 8px;
                color: #4b5563;
                transition: color .2s, background .2s;
            }
            .nav-link:hover {
                color: #e86a17;
                background: #fff8f2;
            }
            .nav-link.active {
                color: #e86a17;
                background: #fff1e0;
                font-weight: 600;
            }
            .btn-primary {
                display: inline-flex;
                align-items: center;
                justify-content: center;
                gap: 8px;
                background: linear-gradient(135deg, #e86a17, #f5a623);
                color: #fff;
                padding: 12px 28px;
                border-radius: 10px;
                font-weight: 600;
                font-size: 15px;
                transition: all .25s ease;
                box-shadow: 0 4px 16px rgba(232, 106, 23, 0.22);
                border: none;
            }
            .btn-primary:hover {
                transform: translateY(-2px);
                box-shadow: 0 8px 28px rgba(232, 106, 23, 0.3);
            }
            .btn-primary:active {
                transform: translateY(0);
            }
            .btn-outline {
                display: inline-flex;
                align-items: center;
                gap: 8px;
                border: 1.5px solid #e5e7eb;
                color: #1b2a4a;
                background: #fff;
                padding: 10px 24px;
                border-radius: 10px;
                font-weight: 600;
                font-size: 14px;
                transition: all .25s ease;
            }
            .btn-outline:hover {
                border-color: #e86a17;
                color: #e86a17;
                background: #fff8f2;
            }
            .section-block {
                padding: 70px 0;
            }
            .eye-icon {
                display: inline-flex;
                align-items: center;
                justify-content: center;
                width: 48px;
                height: 48px;
                border-radius: 12px;
                background: #fff1e0;
                color: #e86a17;
                font-size: 20px;
                margin-right: 12px;
                flex-shrink: 0;
            }
            .tag-badge {
                display: inline-block;
                padding: 5px 14px;
                border-radius: 20px;
                font-size: 13px;
                font-weight: 600;
                background: #fff1e0;
                color: #e86a17;
                letter-spacing: .02em;
            }
            .tag-badge-dark {
                background: rgba(27, 42, 74, 0.08);
                color: #1b2a4a;
            }
            .card {
                background: #fff;
                border: 1px solid #f0eded;
                border-radius: 16px;
                transition: all .25s ease;
            }
            .card:hover {
                box-shadow: 0 8px 24px rgba(232, 106, 23, 0.1), 0 4px 12px rgba(27, 42, 74, 0.06);
                transform: translateY(-3px);
            }
            .ticket-card {
                position: relative;
                background: #fff;
                border: 1px dashed #e6cbb7;
                border-radius: 14px;
                padding: 18px 20px;
                transition: all .25s ease;
            }
            .ticket-card:hover {
                border-color: #e86a17;
                box-shadow: 0 6px 20px rgba(232, 106, 23, 0.08);
            }
            .faq-item {
                border: 1px solid #f0eded;
                border-radius: 12px;
                background: #fff;
                transition: all .2s ease;
            }
            .faq-item[open] {
                border-color: #e6cbb7;
                box-shadow: 0 4px 14px rgba(232, 106, 23, 0.06);
            }
            .faq-summary {
                cursor: pointer;
                list-style: none;
                padding: 18px 22px;
                font-weight: 600;
                font-size: 16px;
                display: flex;
                align-items: center;
                justify-content: space-between;
                gap: 12px;
                color: #1b2a4a;
            }
            .faq-summary::-webkit-details-marker {
                display: none;
            }
            .faq-summary::after {
                content: '\f078';
                font-family: 'Font Awesome 6 Free';
                font-weight: 900;
                color: #e86a17;
                transition: transform .2s ease;
                font-size: 14px;
            }
            .faq-item[open] .faq-summary::after {
                transform: rotate(180deg);
            }
            .faq-body {
                padding: 0 22px 20px;
                color: #6b7280;
                font-size: 15px;
            }
            .step-dot {
                width: 40px;
                height: 40px;
                border-radius: 50%;
                background: #fff1e0;
                color: #e86a17;
                display: flex;
                align-items: center;
                justify-content: center;
                font-weight: 700;
                font-size: 16px;
                flex-shrink: 0;
                border: 2px solid #fbe2cd;
            }
            .footer-link {
                color: #9aa5b8;
                font-size: 14px;
                padding: 4px 0;
                display: block;
                transition: color .2s;
            }
            .footer-link:hover {
                color: #fff;
            }
            /* 移动端菜单 */
            .mobile-menu {
                display: none;
            }
            @media (max-width: 768px) {
                .desktop-nav {
                    display: none !important;
                }
                .mobile-menu-btn {
                    display: flex !important;
                }
                .mobile-menu.open {
                    display: block;
                }
                .section-block {
                    padding: 50px 0;
                }
            }
            @media (max-width: 520px) {
                .container-page {
                    padding: 0 16px;
                }
                .faq-summary {
                    font-size: 15px;
                    padding: 15px 16px;
                }
            }
        }

/* roulang page: article */
:root {
    --primary: #0e7490;
    --primary-dark: #155e75;
    --accent: #f59e0b;
    --bg: #f8fafc;
    --text: #0f172a;
    --text-light: #64748b;
    --border: #e2e8f0;
    --radius: 16px;
    --shadow: 0 8px 30px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 16px 48px rgba(15, 23, 42, 0.14);
}
* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
}
a {
    text-decoration: none;
    color: inherit;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
button,
input {
    font-family: inherit;
}
.container-custom {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
}

/* ========== Header / Nav ========== */
.main-header {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 16px rgba(15, 23, 42, 0.05);
}
.brand-link {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--text);
    white-space: nowrap;
}
.logo-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, #0e7490, #06b6d4);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 4px 12px rgba(14, 116, 144, 0.35);
    flex-shrink: 0;
}
.main-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}
.main-nav a {
    padding: 8px 16px;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-light);
    transition: all 0.3s;
}
.main-nav a:hover {
    color: var(--primary);
    background: rgba(14, 116, 144, 0.08);
}
.main-nav a.active {
    color: #fff;
    background: var(--primary);
    box-shadow: 0 4px 12px rgba(14, 116, 144, 0.28);
}
.search-box {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #f1f5f9;
    border-radius: 999px;
    padding: 8px 16px;
    border: 1px solid transparent;
    transition: all 0.3s;
}
.search-box:focus-within {
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(14, 116, 144, 0.12);
}
.search-box i {
    color: var(--text-light);
    font-size: 0.85rem;
}
.search-box input {
    border: none;
    outline: none;
    background: transparent;
    font-size: 0.88rem;
    color: var(--text);
    width: 120px;
}
.search-box input::placeholder {
    color: #94a3b8;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--primary), #06b6d4);
    color: #fff;
    font-weight: 600;
    font-size: 0.92rem;
    transition: all 0.3s;
    box-shadow: 0 6px 16px rgba(14, 116, 144, 0.28);
    border: none;
    cursor: pointer;
    white-space: nowrap;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(14, 116, 144, 0.34);
}
.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(14, 116, 144, 0.3);
}
.btn-primary:focus-visible,
.btn-outline:focus-visible,
.btn-cta-outline:focus-visible {
    outline: 3px solid rgba(14, 116, 144, 0.35);
    outline-offset: 2px;
}
.header-cta {
    padding: 9px 20px;
    font-size: 0.88rem;
}
.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 999px;
    border: 2px solid var(--primary);
    color: var(--primary);
    font-weight: 600;
    font-size: 0.92rem;
    transition: all 0.3s;
    background: transparent;
    cursor: pointer;
}
.btn-outline:hover {
    background: var(--primary);
    color: #fff;
}
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.3rem;
    color: var(--text);
    cursor: pointer;
    padding: 8px;
    border-radius: 10px;
    transition: background 0.3s;
}
.menu-toggle:hover {
    background: #f1f5f9;
}
.mobile-menu {
    display: none;
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 12px 24px 20px;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);
}
.mobile-menu.open {
    display: block;
}
.mobile-menu a {
    display: block;
    padding: 12px 16px;
    border-radius: 12px;
    color: var(--text);
    font-weight: 500;
    margin-bottom: 4px;
    transition: background 0.3s, color 0.3s;
}
.mobile-menu a:hover,
.mobile-menu a.active {
    background: rgba(14, 116, 144, 0.08);
    color: var(--primary);
}

/* ========== Article Banner ========== */
.article-banner {
    background-size: cover;
    background-position: center;
    position: relative;
    padding: 72px 0;
    color: #fff;
}
.article-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(2, 6, 23, 0.84), rgba(14, 116, 144, 0.66));
}
.article-banner .container-custom {
    position: relative;
    z-index: 1;
}
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 18px;
}
.breadcrumb a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color 0.3s;
}
.breadcrumb a:hover {
    color: #fff;
}
.breadcrumb .sep {
    opacity: 0.4;
}
.banner-title {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 800;
    line-height: 1.45;
    max-width: 760px;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.28);
}

/* ========== Article Card ========== */
.article-section {
    padding: 64px 0;
}
.article-card {
    background: #fff;
    border-radius: 20px;
    padding: 40px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}
.article-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 14px;
    border-radius: 999px;
    background: rgba(14, 116, 144, 0.1);
    color: var(--primary);
    font-size: 0.82rem;
    font-weight: 600;
}
.meta-item {
    color: var(--text-light);
    font-size: 0.88rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.article-content {
    font-size: 0.98rem;
}
.article-content h2 {
    font-size: 1.45rem;
    color: var(--text);
    margin: 2rem 0 1rem;
    padding-left: 14px;
    border-left: 4px solid var(--primary);
    line-height: 1.4;
}
.article-content h3 {
    font-size: 1.2rem;
    color: var(--text);
    margin: 1.5rem 0 0.75rem;
}
.article-content p {
    color: #334155;
    margin-bottom: 1.25rem;
    line-height: 1.9;
}
.article-content ul {
    margin: 1rem 0 1.25rem;
    padding-left: 1.5rem;
}
.article-content ul li {
    position: relative;
    padding: 6px 0 6px 4px;
    color: #334155;
}
.article-content ul li::before {
    content: '';
    position: absolute;
    left: -18px;
    top: 17px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
}
.article-content ol {
    margin: 1rem 0 1.25rem;
    padding-left: 1.5rem;
    list-style: decimal;
}
.article-content ol li {
    padding: 5px 0;
    color: #334155;
}
.article-content img {
    border-radius: 14px;
    margin: 1.5rem 0;
    box-shadow: var(--shadow);
}
.article-content a {
    color: var(--primary);
    border-bottom: 1px solid rgba(14, 116, 144, 0.3);
    transition: border-color 0.3s;
}
.article-content a:hover {
    border-color: var(--primary);
}
.article-content blockquote {
    border-left: 4px solid var(--accent);
    background: #fffbeb;
    padding: 16px 20px;
    border-radius: 0 12px 12px 0;
    margin: 1.5rem 0;
    color: #78350f;
}
.article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.92rem;
}
.article-content th,
.article-content td {
    border: 1px solid var(--border);
    padding: 12px;
    text-align: left;
}
.article-content th {
    background: #f1f5f9;
    font-weight: 600;
}

/* ========== Sidebar ========== */
.side-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}
.side-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.side-card h3::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}
.side-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 12px;
    background: #f8fafc;
    margin-bottom: 8px;
    transition: all 0.3s;
    font-size: 0.92rem;
    font-weight: 500;
}
.side-link:hover {
    background: rgba(14, 116, 144, 0.08);
    transform: translateX(4px);
    color: var(--primary);
}
.side-link i {
    width: 32px;
    height: 32px;
    border-radius: 10px;
    background: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    flex-shrink: 0;
}
.side-link:nth-child(3) i {
    background: linear-gradient(135deg, var(--accent), #f97316);
}
.side-post-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px 0;
    border-bottom: 1px dashed var(--border);
    transition: all 0.3s;
}
.side-post-item:last-child {
    border-bottom: none;
}
.side-post-item:hover .side-post-title {
    color: var(--primary);
}
.side-post-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
    transition: color 0.3s;
    line-height: 1.5;
}
.side-post-date {
    font-size: 0.8rem;
    color: var(--text-light);
}
.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.info-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px dashed var(--border);
    font-size: 0.9rem;
    gap: 12px;
}
.info-list li:last-child {
    border-bottom: none;
}
.info-list li span {
    color: var(--text-light);
    white-space: nowrap;
}
.info-list li strong {
    font-weight: 600;
    text-align: right;
    word-break: break-all;
}
.not-found-icon {
    width: 84px;
    height: 84px;
    margin: 0 auto;
    border-radius: 50%;
    background: rgba(244, 63, 94, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #e11d48;
}

/* ========== Section Common ========== */
.section-header {
    margin-bottom: 48px;
}
.section-tag {
    display: inline-flex;
    align-items: center;
    padding: 6px 18px;
    border-radius: 999px;
    background: rgba(14, 116, 144, 0.08);
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}
.section-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 800;
    margin-top: 16px;
    line-height: 1.3;
}
.section-desc {
    color: var(--text-light);
    margin-top: 10px;
    font-size: 1rem;
}

/* ========== Entry Cards ========== */
.entry-section {
    background: #fff;
    border-top: 1px solid #f1f5f9;
    border-bottom: 1px solid #f1f5f9;
}
.entry-card {
    background: #fff;
    border-radius: 20px;
    border: 1px solid var(--border);
    padding: 28px;
    transition: all 0.35s;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
}
.entry-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(14, 116, 144, 0.3);
}
.entry-icon {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin-bottom: 16px;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), #06b6d4);
    box-shadow: 0 6px 16px rgba(14, 116, 144, 0.25);
}
.entry-card:nth-child(2) .entry-icon {
    background: linear-gradient(135deg, #f59e0b, #f97316);
    box-shadow: 0 6px 16px rgba(245, 158, 11, 0.25);
}
.btn-text {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.92rem;
    margin-top: auto;
    transition: gap 0.3s;
}
.entry-card:hover .btn-text {
    gap: 10px;
}

/* ========== FAQ ========== */
.faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    transition: all 0.3s;
    height: 100%;
}
.faq-item:hover {
    border-color: rgba(14, 116, 144, 0.25);
    box-shadow: var(--shadow);
}
.faq-question {
    font-weight: 700;
    font-size: 1.02rem;
    margin-bottom: 8px;
    display: flex;
    gap: 10px;
    line-height: 1.5;
}
.faq-question i {
    color: var(--accent);
    margin-top: 4px;
    flex-shrink: 0;
}
.faq-answer {
    color: var(--text-light);
    font-size: 0.92rem;
    line-height: 1.8;
}

/* ========== CTA ========== */
.cta-section {
    background: linear-gradient(135deg, #0f172a, #134e5e);
    border-radius: 28px;
    padding: 56px 40px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    top: -80px;
    right: -80px;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: rgba(6, 182, 212, 0.2);
}
.cta-section::after {
    content: '';
    position: absolute;
    bottom: -60px;
    left: -60px;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: rgba(245, 158, 11, 0.14);
}
.cta-section > * {
    position: relative;
    z-index: 1;
}
.btn-lg {
    padding: 14px 34px;
    font-size: 1rem;
}
.btn-cta-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 34px;
    border-radius: 999px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    color: #fff;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s;
    background: transparent;
    cursor: pointer;
}
.btn-cta-outline:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: #fff;
    transform: translateY(-2px);
}

/* ========== Footer ========== */
.site-footer {
    background: #0f172a;
    color: #94a3b8;
    padding-top: 56px;
    padding-bottom: 24px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}
.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 16px;
}
.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.8;
    max-width: 360px;
}
.footer-col h4 {
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
}
.footer-col a {
    display: block;
    color: #94a3b8;
    padding: 6px 0;
    font-size: 0.9rem;
    transition: color 0.3s;
}
.footer-col a:hover {
    color: #7dd3fc;
}
.footer-col p {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    padding: 6px 0;
    margin: 0;
}
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 24px;
    font-size: 0.85rem;
}

/* ========== Utilities ========== */
.text-primary {
    color: var(--primary);
}
.text-accent {
    color: var(--accent);
}
.bg-primary {
    background-color: var(--primary);
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .main-nav {
        display: none;
    }
    .search-box {
        display: none;
    }
    .header-cta {
        display: none;
    }
    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .article-banner {
        padding: 56px 0;
    }
    .article-card {
        padding: 32px;
    }
}
@media (max-width: 768px) {
    .article-section {
        padding: 40px 0;
    }
    .article-card {
        padding: 24px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .cta-section {
        padding: 40px 24px;
        border-radius: 20px;
    }
    .article-banner .banner-title {
        font-size: 1.45rem;
    }
}
@media (max-width: 520px) {
    .container-custom {
        padding-left: 16px;
        padding-right: 16px;
    }
    .brand-link .logo-text {
        font-size: 0.95rem;
    }
    .brand-link {
        gap: 8px;
    }
    .logo-icon {
        width: 38px;
        height: 38px;
        font-size: 1rem;
    }
    .article-card {
        padding: 18px 16px;
        border-radius: 16px;
    }
    .section-header {
        margin-bottom: 32px;
    }
    .section-title {
        font-size: 1.35rem;
    }
    .entry-card {
        padding: 22px;
    }
    .faq-item {
        padding: 18px;
    }
    .cta-section {
        padding: 32px 20px;
    }
    .footer-bottom {
        flex-direction: column;
        justify-content: center;
        text-align: center;
    }
}