/* roulang page: index */
:root {
            --ng-primary: #0b1c33;
            --ng-primary-light: #142d4d;
            --ng-primary-lighter: #1d3a61;
            --ng-accent: #f0b90b;
            --ng-accent-hover: #d4a208;
            --ng-red: #e63946;
            --ng-text: #1e2a3a;
            --ng-text-light: #5a6b7f;
            --ng-text-muted: #8895a7;
            --ng-bg: #f4f6fa;
            --ng-white: #ffffff;
            --ng-border: #e3e9f0;
            --ng-border-dark: rgba(255, 255, 255, 0.08);
            --ng-radius: 18px;
            --ng-radius-sm: 10px;
            --ng-radius-lg: 28px;
            --ng-shadow: 0 10px 30px rgba(11, 28, 51, 0.08);
            --ng-shadow-lg: 0 24px 60px rgba(11, 28, 51, 0.16);
            --ng-shadow-accent: 0 12px 30px rgba(240, 185, 11, 0.25);
            --ng-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --ng-font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

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

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

        a {
            text-decoration: none;
            color: var(--ng-primary);
            transition: color var(--ng-transition), background var(--ng-transition), border-color var(--ng-transition), box-shadow var(--ng-transition);
        }

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

        button,
        input,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
        }

        .section {
            padding: 96px 0;
        }

        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 56px;
        }

        .section-head-left {
            margin-bottom: 36px;
        }

        .section-head .eyebrow,
        .section-head-left .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--ng-accent);
            background: rgba(240, 185, 11, 0.08);
            padding: 8px 18px;
            border-radius: 50px;
            margin-bottom: 18px;
        }

        .section-head h2,
        .section-head-left h2 {
            font-size: 38px;
            font-weight: 800;
            line-height: 1.25;
            color: var(--ng-primary);
            letter-spacing: -0.02em;
            margin-bottom: 14px;
        }

        .section-head p,
        .section-head-left p {
            font-size: 17px;
            color: var(--ng-text-light);
            line-height: 1.7;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 13px 32px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 700;
            border: 2px solid transparent;
            transition: all var(--ng-transition);
            line-height: 1.4;
            letter-spacing: 0.01em;
            white-space: nowrap;
        }

        .btn-accent {
            background: var(--ng-accent);
            color: var(--ng-primary);
            border-color: var(--ng-accent);
            box-shadow: var(--ng-shadow-accent);
        }

        .btn-accent:hover {
            background: var(--ng-accent-hover);
            color: var(--ng-primary);
            border-color: var(--ng-accent-hover);
            transform: translateY(-3px);
            box-shadow: 0 18px 38px rgba(240, 185, 11, 0.35);
        }

        .btn-ghost {
            background: transparent;
            color: #d6dee8;
            border-color: rgba(255, 255, 255, 0.25);
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.08);
            color: #ffffff;
            border-color: rgba(255, 255, 255, 0.5);
            transform: translateY(-3px);
        }

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

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

        .btn-sm {
            padding: 9px 24px;
            font-size: 14px;
        }

        .btn:focus,
        .btn-ghost:focus {
            outline: 3px solid rgba(240, 185, 11, 0.4);
            outline-offset: 2px;
        }

        .badge-soft {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.06em;
            padding: 6px 14px;
            border-radius: 50px;
            background: rgba(240, 185, 11, 0.12);
            color: var(--ng-accent-hover);
            line-height: 1.4;
        }

        .badge-dark {
            display: inline-block;
            font-size: 12px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 50px;
            background: rgba(11, 28, 51, 0.08);
            color: var(--ng-primary);
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(11, 28, 51, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: background var(--ng-transition), box-shadow var(--ng-transition);
        }

        .site-header .navbar {
            min-height: 76px;
            padding: 0;
        }

        .site-header .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 800;
            color: #ffffff;
            letter-spacing: 0.01em;
            padding: 0;
        }

        .site-header .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--ng-accent), #ffd166);
            color: var(--ng-primary);
            font-size: 16px;
            box-shadow: 0 6px 16px rgba(240, 185, 11, 0.3);
            flex-shrink: 0;
        }

        .site-header .brand-name {
            font-size: 19px;
            font-weight: 800;
            color: #ffffff;
            line-height: 1.2;
        }

        .site-header .brand-name small {
            font-size: 13px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.65);
            display: block;
            margin-top: 2px;
            letter-spacing: 0.04em;
        }

        .site-header .navbar-nav .nav-link {
            color: rgba(255, 255, 255, 0.78);
            font-size: 15px;
            font-weight: 600;
            padding: 10px 20px !important;
            border-radius: 50px;
            margin: 0 4px;
            transition: color var(--ng-transition), background var(--ng-transition);
            position: relative;
        }

        .site-header .navbar-nav .nav-link:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.06);
        }

        .site-header .navbar-nav .nav-link.active {
            color: var(--ng-accent);
            background: rgba(240, 185, 11, 0.12);
        }

        .site-header .navbar-nav .nav-link:focus {
            outline: 3px solid rgba(240, 185, 11, 0.4);
            outline-offset: -2px;
        }

        .site-header .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 8px 12px;
            border-radius: 10px;
            color: #ffffff;
        }

        .site-header .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(240, 185, 11, 0.4);
        }

        .site-header .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .hero {
            position: relative;
            background: var(--ng-primary);
            overflow: hidden;
            padding: 170px 0 120px;
            min-height: 680px;
            display: flex;
            align-items: center;
        }

        .hero-visual {
            position: absolute;
            top: 0;
            right: 0;
            width: 52%;
            height: 100%;
            background-size: cover;
            background-position: center;
            z-index: 0;
            background-image: url('/assets/images/backpic/back-1.png');
        }

        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, var(--ng-primary) 15%, rgba(11, 28, 51, 0.82) 55%, rgba(11, 28, 51, 0.35) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            padding-left: 0;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--ng-accent);
            background: rgba(240, 185, 11, 0.12);
            padding: 9px 20px;
            border-radius: 50px;
            margin-bottom: 28px;
        }

        .hero-tag i {
            font-size: 14px;
        }

        .hero h1 {
            font-size: 58px;
            font-weight: 900;
            line-height: 1.1;
            color: #ffffff;
            letter-spacing: -0.03em;
            margin-bottom: 24px;
        }

        .hero h1 .highlight {
            background: linear-gradient(120deg, var(--ng-accent), #ffd166);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.7);
            max-width: 520px;
            margin-bottom: 36px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 48px;
        }

        .hero-quick-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        .hero-quick-list span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .hero-quick-list i {
            color: var(--ng-accent);
        }

        .features-section {
            background: var(--ng-white);
        }

        .feature-card {
            background: var(--ng-white);
            border: 1px solid var(--ng-border);
            border-radius: var(--ng-radius);
            padding: 36px 32px;
            height: 100%;
            transition: all var(--ng-transition);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--ng-accent), #ffd166);
            opacity: 0;
            transition: opacity var(--ng-transition);
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--ng-shadow-lg);
            border-color: rgba(240, 185, 11, 0.25);
        }

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

        .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 60px;
            height: 60px;
            border-radius: 16px;
            background: linear-gradient(135deg, rgba(11, 28, 51, 0.06), rgba(11, 28, 51, 0.1));
            font-size: 24px;
            color: var(--ng-primary);
            margin-bottom: 22px;
            transition: transform var(--ng-transition);
        }

        .feature-card:hover .feature-icon {
            transform: scale(1.06) rotate(-3deg);
        }

        .feature-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--ng-primary);
            margin-bottom: 12px;
        }

        .feature-card p {
            font-size: 14.5px;
            color: var(--ng-text-light);
            line-height: 1.75;
            margin-bottom: 0;
        }

        .category-section {
            padding: 0;
        }

        .category-banner {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            padding: 100px 0;
            overflow: hidden;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, rgba(11, 28, 51, 0.95) 30%, rgba(11, 28, 51, 0.6));
        }

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

        .category-banner h2 {
            font-size: 40px;
            font-weight: 900;
            color: #ffffff;
            margin: 16px 0 16px;
            letter-spacing: -0.02em;
        }

        .category-banner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .category-banner .btn {
            margin-top: 8px;
        }

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

        .news-feature-card {
            background: var(--ng-white);
            border-radius: var(--ng-radius-lg);
            overflow: hidden;
            box-shadow: var(--ng-shadow);
            transition: all var(--ng-transition);
            position: relative;
            margin-bottom: 0;
        }

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

        .news-feature-card img {
            width: 100%;
            height: 260px;
            object-fit: cover;
            border-radius: 0;
        }

        .news-feature-body {
            padding: 28px 28px 32px;
        }

        .news-feature-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--ng-primary);
            margin-top: 12px;
            margin-bottom: 10px;
        }

        .news-feature-body p {
            font-size: 14px;
            color: var(--ng-text-light);
            line-height: 1.75;
            margin-bottom: 0;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: block;
            background: var(--ng-white);
            border: 1px solid var(--ng-border);
            border-radius: var(--ng-radius);
            padding: 24px 26px;
            transition: all var(--ng-transition);
            position: relative;
            overflow: hidden;
        }

        .news-item::after {
            content: '\f105';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: 24px;
            top: 50%;
            transform: translateY(-50%);
            color: rgba(11, 28, 51, 0.15);
            font-size: 20px;
            transition: all var(--ng-transition);
        }

        .news-item:hover {
            border-color: rgba(240, 185, 11, 0.3);
            box-shadow: var(--ng-shadow);
            transform: translateX(4px);
        }

        .news-item:hover::after {
            right: 20px;
            color: var(--ng-accent-hover);
        }

        .news-item-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }

        .news-item-meta .badge-soft {
            background: rgba(240, 185, 11, 0.12);
            color: var(--ng-accent-hover);
        }

        .news-item-date {
            font-size: 12.5px;
            color: var(--ng-text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .news-item-date i {
            font-size: 12px;
            color: var(--ng-text-muted);
        }

        .news-item-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--ng-primary);
            line-height: 1.4;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--ng-transition);
        }

        .news-item:hover .news-item-title {
            color: var(--ng-accent-hover);
        }

        .news-item-excerpt {
            font-size: 14px;
            color: var(--ng-text-light);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0;
            padding-right: 30px;
        }

        .news-empty {
            background: var(--ng-white);
            border: 1px dashed var(--ng-border);
            border-radius: var(--ng-radius);
            padding: 60px 30px;
            text-align: center;
        }

        .news-empty i {
            font-size: 40px;
            color: var(--ng-text-muted);
            margin-bottom: 16px;
            display: block;
        }

        .news-empty p {
            font-size: 15px;
            color: var(--ng-text-light);
            margin-bottom: 0;
        }

        .stats-section {
            background: var(--ng-primary);
            position: relative;
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
        }

        .stats-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(11, 28, 51, 0.9);
        }

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

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }

        .stat-item {
            text-align: center;
            padding: 36px 20px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--ng-radius);
            transition: all var(--ng-transition);
        }

        .stat-item:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(240, 185, 11, 0.3);
            transform: translateY(-4px);
        }

        .stat-num {
            font-size: 44px;
            font-weight: 900;
            color: var(--ng-accent);
            line-height: 1.2;
            margin-bottom: 8px;
            letter-spacing: -0.02em;
        }

        .stat-label {
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 0.04em;
        }

        .steps-section {
            background: var(--ng-white);
        }

        .step-card {
            position: relative;
            text-align: center;
            padding: 36px 24px 32px;
            border-radius: var(--ng-radius);
            border: 1px solid var(--ng-border);
            background: var(--ng-white);
            transition: all var(--ng-transition);
            height: 100%;
        }

        .step-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--ng-shadow-lg);
            border-color: rgba(240, 185, 11, 0.25);
        }

        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--ng-accent), #ffd166);
            color: var(--ng-primary);
            font-weight: 800;
            font-size: 18px;
            margin-bottom: 22px;
            box-shadow: 0 8px 20px rgba(240, 185, 11, 0.25);
        }

        .step-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--ng-primary);
            margin-bottom: 12px;
        }

        .step-card p {
            font-size: 14.5px;
            color: var(--ng-text-light);
            line-height: 1.7;
            margin-bottom: 0;
        }

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

        .faq-intro h2 {
            font-size: 36px;
            font-weight: 800;
            color: var(--ng-primary);
            letter-spacing: -0.02em;
            margin-bottom: 18px;
        }

        .faq-intro p {
            font-size: 16px;
            color: var(--ng-text-light);
            line-height: 1.8;
            max-width: 400px;
        }

        .accordion-item {
            border: 1px solid var(--ng-border);
            border-radius: var(--ng-radius) !important;
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: none;
            transition: all var(--ng-transition);
        }

        .accordion-item:last-child {
            margin-bottom: 0;
        }

        .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-color: rgba(240, 185, 11, 0.3);
            box-shadow: var(--ng-shadow);
        }

        .accordion-button {
            font-size: 16px;
            font-weight: 700;
            color: var(--ng-primary);
            background: var(--ng-white);
            padding: 22px 26px;
            border: none;
            box-shadow: none;
            font-family: var(--ng-font);
            transition: all var(--ng-transition);
        }

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

        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(240, 185, 11, 0.3);
            border-radius: var(--ng-radius);
        }

        .accordion-button::after {
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            content: '\f107';
            background-image: none;
            width: auto;
            height: auto;
            font-size: 18px;
            color: var(--ng-accent-hover);
            transition: transform var(--ng-transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
            background-image: none;
            color: var(--ng-accent-hover);
        }

        .accordion-body {
            padding: 0 26px 24px;
            font-size: 15px;
            color: var(--ng-text-light);
            line-height: 1.8;
            background: var(--ng-white);
        }

        .cta-section {
            padding: 0;
        }

        .cta-banner {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            padding: 90px 0;
            text-align: center;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(11, 28, 51, 0.94), rgba(29, 58, 97, 0.82));
        }

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

        .cta-banner h2 {
            font-size: 38px;
            font-weight: 900;
            color: #ffffff;
            letter-spacing: -0.02em;
            margin-bottom: 14px;
        }

        .cta-banner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.72);
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }

        .site-footer {
            background: var(--ng-primary);
            padding: 64px 0 32px;
            border-top: 1px solid var(--ng-border-dark);
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .site-footer .footer-brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--ng-accent);
            color: var(--ng-primary);
            font-size: 15px;
        }

        .site-footer .footer-brand-text {
            color: #ffffff;
            font-size: 18px;
            font-weight: 800;
        }

        .site-footer .footer-brand-text small {
            display: block;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            font-weight: 500;
            letter-spacing: 0.04em;
        }

        .site-footer .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 360px;
        }

        .site-footer .footer-heading {
            font-size: 15px;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 18px;
            letter-spacing: 0.04em;
        }

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

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

        .site-footer .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all var(--ng-transition);
        }

        .site-footer .footer-links a i {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.3);
            transition: all var(--ng-transition);
        }

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

        .site-footer .footer-links a:hover i {
            color: var(--ng-accent);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid var(--ng-border-dark);
            padding-top: 24px;
            margin-top: 40px;
            text-align: center;
        }

        .site-footer .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
            margin: 0;
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }

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

        @media (max-width: 991px) {
            .section {
                padding: 72px 0;
            }

            .hero {
                padding: 140px 0 90px;
                min-height: auto;
            }

            .hero h1 {
                font-size: 44px;
            }

            .hero-visual {
                width: 60%;
            }

            .site-header .navbar-collapse {
                background: rgba(11, 28, 51, 0.98);
                padding: 18px 24px 24px;
                border-radius: 0 0 var(--ng-radius) var(--ng-radius);
                border-bottom: 1px solid var(--ng-border-dark);
                box-shadow: var(--ng-shadow-lg);
            }

            .site-header .navbar-nav {
                gap: 4px;
            }

            .site-header .navbar-nav .nav-link {
                display: block;
                margin: 0;
                padding: 12px 18px !important;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }

        @media (max-width: 767px) {
            .section {
                padding: 56px 0;
            }

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

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

            .hero {
                padding: 120px 0 70px;
            }

            .hero h1 {
                font-size: 34px;
            }

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

            .hero-visual {
                width: 100%;
                opacity: 0.25;
            }

            .hero-overlay {
                background: linear-gradient(180deg, var(--ng-primary) 20%, rgba(11, 28, 51, 0.85));
            }

            .hero-actions {
                gap: 12px;
            }

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

            .category-banner {
                padding: 60px 0;
                background-attachment: scroll;
            }

            .category-banner h2 {
                font-size: 30px;
            }

            .category-banner .btn {
                margin-top: 24px;
            }

            .news-feature-card img {
                height: 200px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .stat-num {
                font-size: 34px;
            }

            .stat-item {
                padding: 24px 16px;
            }

            .cta-banner {
                padding: 60px 0;
            }

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

            .faq-intro {
                margin-bottom: 40px;
            }

            .faq-intro p {
                max-width: 100%;
            }

            .news-item {
                padding: 20px;
            }

            .news-item-excerpt {
                -webkit-line-clamp: 1;
            }
        }

        @media (max-width: 520px) {
            .body {
                font-size: 15px;
            }

            .hero h1 {
                font-size: 29px;
            }

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

            .section-head h2,
            .section-head-left h2 {
                font-size: 25px;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-num {
                font-size: 28px;
            }

            .stat-label {
                font-size: 12px;
            }

            .site-footer .footer-bottom p {
                font-size: 12px;
            }

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

        @media (prefers-reduced-motion: reduce) {
            html {
                scroll-behavior: auto;
            }
            *,
            *::before,
            *::after {
                animation: none !important;
                transition: none !important;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #f5c542;
            --primary-dark: #d4a82e;
            --secondary: #1f2b3a;
            --bg-dark: #0b0f14;
            --bg-body: #0f151b;
            --bg-card: #151d26;
            --bg-card-light: #1b2530;
            --bg-surface: #111820;
            --text-light: #f0f3f6;
            --text-muted: #9aa8b5;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-light: rgba(255, 255, 255, 0.14);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 18px 50px rgba(0, 0, 0, 0.5);
            --section-pad: 100px 0;
            --section-pad-md: 70px 0;
            --focus-ring: 0 0 0 0.25rem rgba(245, 197, 66, 0.35);
        }

        * {
            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;
            background-color: var(--bg-body);
            color: var(--text-light);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

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

        button:focus,
        a:focus,
        input:focus {
            outline: none;
        }

        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(245, 197, 66, 0.5);
            outline-offset: 3px;
        }

        .container {
            max-width: 1320px;
            padding-left: 24px;
            padding-right: 24px;
        }

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

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

        .section-head .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--primary);
            background: rgba(245, 197, 66, 0.08);
            border: 1px solid rgba(245, 197, 66, 0.3);
            padding: 6px 16px;
            border-radius: 50px;
            margin-bottom: 16px;
        }

        .section-head h2 {
            font-size: clamp(1.75rem, 3vw, 2.4rem);
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 640px;
        }

        /* ========== Header / Nav ========== */
        .site-header {
            background: rgba(11, 15, 20, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1040;
            padding: 10px 0;
        }

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

        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .brand-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--primary) 0%, #ffdf7e 100%);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0b0f14;
            font-size: 18px;
            box-shadow: 0 4px 16px rgba(245, 197, 66, 0.35);
        }

        .brand-name {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-light);
            letter-spacing: -0.01em;
            line-height: 1.2;
        }

        .brand-name small {
            display: block;
            font-size: 12px;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 0.08em;
        }

        .navbar-nav .nav-link {
            color: var(--text-muted);
            font-weight: 500;
            font-size: 15px;
            padding: 10px 16px !important;
            border-radius: 50px;
            transition: all 0.25s ease;
        }

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

        .navbar-nav .nav-link.active {
            color: #0b0f14;
            background: var(--primary);
            font-weight: 700;
            box-shadow: 0 4px 18px rgba(245, 197, 66, 0.3);
        }

        .navbar-toggler {
            border: 1px solid var(--border-light);
            border-radius: 10px;
            padding: 6px 10px;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .btn-accent {
            background: var(--primary);
            color: #0b0f14;
            border: none;
            font-weight: 700;
            padding: 10px 24px;
            border-radius: 50px;
            font-size: 14px;
            transition: all 0.25s ease;
            box-shadow: 0 4px 18px rgba(245, 197, 66, 0.25);
        }

        .btn-accent:hover {
            background: #ffdf7e;
            color: #0b0f14;
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 197, 66, 0.4);
        }

        .btn-accent:focus {
            box-shadow: var(--focus-ring);
        }

        .btn-ghost {
            background: transparent;
            color: var(--text-light);
            border: 1px solid var(--border-light);
            font-weight: 600;
            padding: 10px 24px;
            border-radius: 50px;
            font-size: 14px;
            transition: all 0.25s ease;
        }

        .btn-ghost:hover {
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
            background: rgba(245, 197, 66, 0.06);
        }

        /* ========== Hero / Banner ========== */
        .category-banner {
            position: relative;
            padding: 120px 0 110px;
            background: linear-gradient(135deg, rgba(11, 15, 20, 0.98) 0%, rgba(18, 25, 34, 0.92) 50%, rgba(11, 15, 20, 0.96) 100%);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 15, 20, 0.65) 0%, rgba(11, 15, 20, 0.8) 100%);
            z-index: 1;
        }

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

        .category-banner .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(245, 197, 66, 0.12);
            border: 1px solid rgba(245, 197, 66, 0.4);
            color: var(--primary);
            padding: 8px 20px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.08em;
            margin-bottom: 22px;
        }

        .category-banner h1 {
            font-size: clamp(2.2rem, 4.5vw, 3.2rem);
            font-weight: 800;
            margin-bottom: 18px;
            letter-spacing: -0.02em;
            line-height: 1.15;
        }

        .category-banner p {
            color: var(--text-muted);
            font-size: 1.1rem;
            max-width: 600px;
            margin-bottom: 32px;
        }

        .banner-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 24px;
        }

        .banner-tags .tag {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.12);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.8);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        /* ========== Filter Bar ========== */
        .filter-bar {
            background: var(--bg-surface);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 18px 24px;
            margin-top: -50px;
            position: relative;
            z-index: 5;
            box-shadow: var(--shadow);
        }

        .filter-bar .filter-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .filter-bar .filter-list .filter-label {
            color: var(--text-muted);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            margin-right: 6px;
        }

        .filter-bar .filter-list .filter-item {
            display: inline-block;
        }

        .filter-bar .filter-list .filter-item a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
            color: var(--text-muted);
            font-size: 13px;
            font-weight: 500;
            padding: 7px 18px;
            border-radius: 50px;
            transition: all 0.25s ease;
        }

        .filter-bar .filter-list .filter-item a:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(245, 197, 66, 0.08);
        }

        .filter-bar .filter-list .filter-item.active a {
            background: var(--primary);
            color: #0b0f14;
            border-color: var(--primary);
            font-weight: 700;
        }

        /* ========== Cards ========== */
        .article-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 100%;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            transform: translateY(-6px);
            border-color: rgba(245, 197, 66, 0.35);
            box-shadow: var(--shadow-hover);
        }

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

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

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

        .article-card .card-img-wrap .badge-cat {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(11, 15, 20, 0.85);
            backdrop-filter: blur(6px);
            color: var(--primary);
            border: 1px solid rgba(245, 197, 66, 0.4);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 50px;
            z-index: 2;
        }

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

        .article-card .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 12px;
        }

        .article-card .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

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

        .article-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            line-height: 1.45;
            margin-bottom: 12px;
        }

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

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

        .article-card .card-footer-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            border-top: 1px solid var(--border-color);
            padding-top: 16px;
            margin-top: auto;
        }

        .article-card .card-footer-link i {
            transition: transform 0.3s ease;
        }

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

        .article-card .card-footer-link:hover {
            color: #ffdf7e;
        }

        /* ========== Featured Big Card ========== */
        .featured-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 24px;
            overflow: hidden;
            transition: all 0.3s ease;
            height: 100%;
        }

        .featured-card:hover {
            border-color: rgba(245, 197, 66, 0.4);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .featured-card .featured-img {
            height: 280px;
            overflow: hidden;
            position: relative;
        }

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

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

        .featured-card .featured-img .play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 64px;
            height: 64px;
            background: rgba(245, 197, 66, 0.92);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0b0f14;
            font-size: 20px;
            box-shadow: 0 8px 30px rgba(245, 197, 66, 0.5);
            transition: all 0.3s ease;
        }

        .featured-card:hover .play-btn {
            transform: translate(-50%, -50%) scale(1.1);
        }

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

        .featured-card .featured-body .badge {
            background: rgba(245, 197, 66, 0.12);
            color: var(--primary);
            border: 1px solid rgba(245, 197, 66, 0.35);
            font-size: 12px;
            border-radius: 50px;
            padding: 5px 14px;
            margin-bottom: 14px;
        }

        .featured-card .featured-body h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .featured-card .featured-body p {
            color: var(--text-muted);
            font-size: 15px;
        }

        /* ========== Featured Section / Dark ========== */
        .featured-wrap {
            background: linear-gradient(145deg, var(--bg-dark) 0%, #121a24 100%);
            border-radius: 28px;
            padding: 60px 50px;
            position: relative;
            overflow: hidden;
        }

        .featured-wrap::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -120px;
            width: 320px;
            height: 320px;
            background: radial-gradient(circle, rgba(245, 197, 66, 0.15), transparent 70%);
            pointer-events: none;
        }

        .featured-wrap .section-head h2 {
            color: var(--text-light);
        }

        /* ========== Rankings ========== */
        .rank-block {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 20px;
            transition: all 0.3s ease;
        }

        .rank-block:hover {
            border-color: rgba(245, 197, 66, 0.3);
            transform: translateX(6px);
            background: var(--bg-card-light);
        }

        .rank-number {
            font-size: 1.8rem;
            font-weight: 800;
            color: rgba(245, 197, 66, 0.3);
            min-width: 50px;
            text-align: center;
            font-style: italic;
        }

        .rank-number.top {
            color: var(--primary);
        }

        .rank-content {
            flex: 1;
        }

        .rank-content h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .rank-content p {
            color: var(--text-muted);
            font-size: 13px;
            margin: 0;
        }

        .rank-tag {
            font-size: 12px;
            background: rgba(255, 255, 255, 0.06);
            padding: 4px 14px;
            border-radius: 50px;
            color: var(--text-muted);
            border: 1px solid var(--border-color);
            white-space: nowrap;
        }

        /* ========== Stats ========== */
        .stats-block {
            background: linear-gradient(145deg, var(--bg-card) 0%, var(--bg-card-light) 100%);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            text-align: center;
            padding: 36px 20px;
            transition: all 0.3s ease;
            height: 100%;
        }

        .stats-block:hover {
            transform: translateY(-6px);
            border-color: rgba(245, 197, 66, 0.3);
            box-shadow: var(--shadow-hover);
        }

        .stats-block .stat-icon {
            width: 56px;
            height: 56px;
            background: rgba(245, 197, 66, 0.1);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            color: var(--primary);
            font-size: 24px;
        }

        .stats-block .stat-num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .stats-block .stat-label {
            color: var(--text-muted);
            font-size: 14px;
            margin-top: 8px;
        }

        /* ========== FAQ ========== */
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            overflow: hidden;
            transition: border-color 0.3s ease;
        }

        .faq-item:hover {
            border-color: rgba(245, 197, 66, 0.3);
        }

        .faq-item .faq-q {
            padding: 22px 24px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            background: transparent;
            border: none;
            color: var(--text-light);
            width: 100%;
            text-align: left;
            transition: background 0.2s ease;
        }

        .faq-item .faq-q:hover {
            background: rgba(255, 255, 255, 0.03);
        }

        .faq-item .faq-q .icon {
            width: 28px;
            height: 28px;
            min-width: 28px;
            border-radius: 50%;
            background: rgba(245, 197, 66, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 13px;
            transition: transform 0.3s ease;
        }

        .faq-item .faq-a {
            padding: 0 24px 22px;
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.75;
            display: none;
        }

        .faq-item.open .faq-a {
            display: block;
        }

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

        /* ========== CTA Section ========== */
        .cta-section {
            position: relative;
            border-radius: 24px;
            overflow: hidden;
            background: linear-gradient(135deg, rgba(245, 197, 66, 0.15) 0%, rgba(20, 27, 36, 0.95) 60%);
            border: 1px solid rgba(245, 197, 66, 0.2);
            padding: 70px 60px;
        }

        .cta-section h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            margin-bottom: 14px;
        }

        .cta-section p {
            color: var(--text-muted);
            margin-bottom: 28px;
            font-size: 1.05rem;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #0a0e13;
            border-top: 1px solid var(--border-color);
            padding: 70px 0 0;
            margin-top: 80px;
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .site-footer .footer-brand-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary), #ffdf7e);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #0b0f14;
            font-size: 18px;
        }

        .site-footer .footer-brand-text {
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.2;
        }

        .site-footer .footer-brand-text small {
            display: block;
            font-size: 12px;
            font-weight: 400;
            color: var(--text-muted);
        }

        .site-footer .footer-desc {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 20px;
            max-width: 420px;
        }

        .site-footer .footer-heading {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-light);
            margin-bottom: 18px;
            letter-spacing: 0.04em;
        }

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

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

        .site-footer .footer-links a {
            color: var(--text-muted);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.2s ease;
        }

        .site-footer .footer-links a i {
            font-size: 10px;
            color: var(--primary);
        }

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

        .site-footer .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding: 24px 0;
            margin-top: 46px;
            text-align: center;
        }

        .site-footer .footer-bottom p {
            color: var(--text-muted);
            font-size: 13px;
            margin: 0;
        }

        /* ========== Pagination ========== */
        .pagination-wrap {
            display: flex;
            justify-content: center;
            margin-top: 50px;
        }

        .pagination-wrap .page-link {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            color: var(--text-muted);
            padding: 10px 18px;
            border-radius: 50px;
            margin: 0 5px;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.25s ease;
        }

        .pagination-wrap .page-link:hover {
            background: rgba(245, 197, 66, 0.1);
            border-color: var(--primary);
            color: var(--primary);
        }

        .pagination-wrap .page-item.active .page-link {
            background: var(--primary);
            border-color: var(--primary);
            color: #0b0f14;
            font-weight: 700;
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            :root {
                --section-pad: 80px 0;
            }

            .featured-wrap {
                padding: 40px 30px;
            }

            .cta-section {
                padding: 50px 40px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-pad: 60px 0;
            }

            .category-banner {
                padding: 90px 0 90px;
                background-attachment: scroll;
            }

            .filter-bar {
                margin-top: -35px;
                padding: 16px 18px;
            }

            .featured-wrap {
                padding: 32px 22px;
                border-radius: 20px;
            }

            .featured-card .featured-img {
                height: 220px;
            }

            .featured-card .featured-body {
                padding: 22px;
            }

            .rank-block {
                flex-wrap: wrap;
                gap: 12px;
            }

            .site-footer .footer-col {
                margin-bottom: 30px;
            }
        }

        @media (max-width: 576px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .category-banner h1 {
                font-size: 1.8rem;
            }

            .category-banner p {
                font-size: 0.95rem;
            }

            .banner-tags {
                gap: 8px;
            }

            .filter-bar .filter-list {
                gap: 8px;
            }

            .filter-bar .filter-list .filter-item a {
                padding: 5px 14px;
                font-size: 12px;
            }

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

            .cta-section {
                padding: 40px 24px;
            }

            .btn-accent,
            .btn-ghost {
                width: 100%;
                text-align: center;
            }

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

            .navbar-brand .brand-icon {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }
        }

        @media (max-width: 360px) {
            .brand-name {
                font-size: 15px;
            }

            .brand-name small {
                font-size: 11px;
            }
        }

/* roulang page: article */
:root {
            --bg-deep: #0a0a14;
            --bg-body: #0e0e1c;
            --bg-card: #151527;
            --bg-soft: #1d1d35;
            --brand: #f43f5e;
            --brand-dark: #e11d48;
            --brand-light: #fb7185;
            --text-light: #f0f0fa;
            --text-body: #b8b8d0;
            --text-muted: #8888a5;
            --border-soft: rgba(255, 255, 255, 0.08);
            --border-strong: rgba(255, 255, 255, 0.14);
            --radius-lg: 22px;
            --radius-md: 16px;
            --radius-sm: 10px;
            --shadow-soft: 0 20px 50px rgba(0, 0, 0, 0.35);
            --shadow-brand: 0 8px 24px rgba(244, 63, 94, 0.3);
            --section-space: 80px;
            --font-stack: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color .3s ease, background .3s ease, border-color .3s ease, box-shadow .3s ease, transform .3s ease;
        }

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
        }

        /* ========== Buttons ========== */
        .btn {
            border-radius: var(--radius-sm);
            font-weight: 600;
            letter-spacing: .3px;
            padding: 10px 22px;
            transition: transform .3s ease, box-shadow .3s ease, background .3s ease, color .3s ease, border-color .3s ease;
        }

        .btn-accent {
            background: linear-gradient(135deg, var(--brand), var(--brand-dark));
            color: #fff;
            border: none;
            box-shadow: var(--shadow-brand);
        }

        .btn-accent:hover,
        .btn-accent:focus {
            background: linear-gradient(135deg, var(--brand-light), var(--brand));
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 14px 32px rgba(244, 63, 94, .42);
        }

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

        .btn-outline-accent {
            border: 1px solid rgba(244, 63, 94, .45);
            color: var(--brand-light);
            background: transparent;
        }

        .btn-outline-accent:hover {
            background: rgba(244, 63, 94, .12);
            border-color: var(--brand);
            color: var(--brand-light);
        }

        .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, .2);
            color: var(--text-light);
            background: transparent;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .06);
            border-color: rgba(255, 255, 255, .4);
            color: #fff;
        }

        .btn-lg {
            padding: 14px 30px;
            border-radius: 14px;
        }

        .btn-sm {
            padding: 7px 16px;
            border-radius: 9px;
            font-size: 14px;
        }

        .btn:focus-visible,
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(244, 63, 94, .45);
            outline-offset: 2px;
        }

        /* ========== Badges / Chips ========== */
        .badge-category {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 100px;
            background: linear-gradient(135deg, var(--brand), var(--brand-dark));
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            letter-spacing: .8px;
            box-shadow: 0 6px 16px rgba(244, 63, 94, .3);
        }

        .tag-chip {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            border-radius: 100px;
            background: rgba(255, 255, 255, .05);
            border: 1px solid rgba(255, 255, 255, .08);
            color: var(--text-body);
            font-size: 13px;
            font-weight: 500;
            transition: background .3s ease, color .3s ease, border-color .3s ease;
        }

        .tag-chip:hover {
            background: rgba(244, 63, 94, .12);
            color: var(--brand-light);
            border-color: rgba(244, 63, 94, .3);
        }

        /* ========== Header & Nav ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(10, 10, 22, .82);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            transition: background .35s ease, box-shadow .35s ease;
        }

        .site-header.scrolled {
            background: rgba(8, 8, 16, .92);
            box-shadow: 0 12px 32px rgba(0, 0, 0, .35);
        }

        .navbar {
            padding: 13px 0;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 11px;
            color: #fff !important;
            font-weight: 800;
            font-size: 18px;
            line-height: 1.2;
            letter-spacing: .4px;
        }

        .brand-icon {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--brand), var(--brand-dark));
            color: #fff;
            font-size: 15px;
            box-shadow: 0 8px 20px rgba(244, 63, 94, .35);
            flex-shrink: 0;
        }

        .brand-name {
            white-space: nowrap;
        }

        .brand-name small {
            display: block;
            font-size: 10px;
            color: var(--text-muted);
            font-weight: 400;
            letter-spacing: 2px;
            margin-top: 1px;
        }

        .navbar-nav .nav-link {
            color: var(--text-body) !important;
            font-weight: 500;
            padding: 8px 18px !important;
            margin: 0 4px;
            border-radius: 10px;
            font-size: 15px;
            transition: all .3s ease;
        }

        .navbar-nav .nav-link:hover {
            color: #fff !important;
            background: rgba(255, 255, 255, .06);
        }

        .navbar-nav .nav-link.active {
            color: #fff !important;
            background: linear-gradient(135deg, rgba(244, 63, 94, .22), rgba(244, 63, 94, .08));
            box-shadow: inset 0 0 0 1px rgba(244, 63, 94, .2);
        }

        .navbar-toggler {
            border: 1px solid rgba(255, 255, 255, .16);
            color: #fff;
            border-radius: 10px;
            padding: 6px 10px;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(244, 63, 94, .3);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.85)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        /* ========== Article Hero ========== */
        .article-hero {
            padding: 140px 0 110px;
            background:
                linear-gradient(135deg, rgba(10, 10, 22, .92) 0%, rgba(24, 14, 34, .78) 55%, rgba(10, 10, 22, .92) 100%),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            border-bottom: 1px solid rgba(255, 255, 255, .05);
            position: relative;
            overflow: hidden;
        }

        .article-hero::after {
            content: '';
            position: absolute;
            right: -140px;
            top: -140px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(244, 63, 94, .14) 0%, transparent 65%);
            border-radius: 50%;
            pointer-events: none;
        }

        .article-hero-meta-row {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 18px;
        }

        .article-hero-title {
            font-size: clamp(28px, 4.2vw, 44px);
            font-weight: 800;
            color: #fff;
            line-height: 1.24;
            margin: 0 0 16px;
            letter-spacing: .2px;
            max-width: 760px;
        }

        .article-hero-desc {
            font-size: 16px;
            color: var(--text-body);
            line-height: 1.85;
            max-width: 640px;
            margin-bottom: 0;
        }

        .article-hero-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
            margin-top: 20px;
            color: var(--text-muted);
            font-size: 13px;
        }

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

        .article-cover-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 28px 60px rgba(0, 0, 0, .5);
            border: 1px solid rgba(255, 255, 255, .12);
            transform: rotate(1.6deg);
            transition: transform .35s ease, box-shadow .35s ease;
        }

        .article-cover-card:hover {
            transform: rotate(0deg) translateY(-5px);
            box-shadow: 0 34px 70px rgba(0, 0, 0, .55);
        }

        .article-cover-card img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
        }

        .cover-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: rgba(8, 8, 16, .72);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 100px;
            border: 1px solid rgba(255, 255, 255, .1);
            letter-spacing: .5px;
        }

        .btn-play-large {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background: rgba(244, 63, 94, .9);
            border: none;
            color: #fff;
            font-size: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 12px 40px rgba(244, 63, 94, .5);
            backdrop-filter: blur(10px);
            transition: transform .3s ease, box-shadow .3s ease, background .3s ease;
            cursor: pointer;
        }

        .btn-play-large:hover {
            transform: translate(-50%, -50%) scale(1.1);
            box-shadow: 0 16px 52px rgba(244, 63, 94, .65);
            background: rgba(244, 63, 94, 1);
        }

        /* ========== Article Main ========== */
        .article-main-section {
            padding: 0 0 80px;
        }

        .article-card {
            background: rgba(21, 21, 39, .92);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius-lg);
            padding: clamp(24px, 4vw, 44px);
            box-shadow: var(--shadow-soft);
            margin-top: -60px;
            position: relative;
            z-index: 2;
            backdrop-filter: blur(6px);
        }

        .article-content {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-body);
        }

        .article-content h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin: 40px 0 16px;
            line-height: 1.4;
        }

        .article-content h3 {
            font-size: 21px;
            font-weight: 700;
            color: #fff;
            margin: 32px 0 14px;
        }

        .article-content h4 {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin: 26px 0 12px;
        }

        .article-content p {
            margin-bottom: 20px;
            color: var(--text-body);
        }

        .article-content img {
            border-radius: var(--radius-md);
            margin: 28px 0;
            box-shadow: var(--shadow-soft);
            max-width: 100%;
        }

        .article-content blockquote {
            border-left: 4px solid var(--brand);
            background: rgba(244, 63, 94, .06);
            padding: 16px 22px;
            border-radius: 0 14px 14px 0;
            margin: 26px 0;
            color: var(--text-light);
            font-size: 15px;
        }

        .article-content ul,
        .article-content ol {
            margin: 20px 0;
            padding-left: 24px;
        }

        .article-content li {
            margin-bottom: 10px;
        }

        .article-content a {
            color: var(--brand-light);
            border-bottom: 1px solid rgba(244, 63, 94, .3);
        }

        .article-content a:hover {
            color: var(--brand);
            border-bottom-color: var(--brand);
        }

        .article-bottom {
            border-top: 1px solid rgba(255, 255, 255, .07);
            margin-top: 36px;
            padding-top: 24px;
        }

        /* ========== Sidebar ========== */
        .article-sidebar {
            position: sticky;
            top: 96px;
            display: flex;
            flex-direction: column;
            gap: 22px;
        }

        .sidebar-card {
            background: rgba(21, 21, 39, .92);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: 18px;
            padding: 24px;
            transition: border-color .3s ease, transform .3s ease;
        }

        .sidebar-card:hover {
            border-color: rgba(244, 63, 94, .18);
            transform: translateY(-2px);
        }

        .sidebar-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            letter-spacing: .3px;
        }

        .sidebar-title i {
            color: var(--brand-light);
        }

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

        .sidebar-list li {
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 10px;
        }

        .sidebar-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .sidebar-list li:first-child {
            padding-top: 0;
        }

        .sidebar-list li span {
            color: var(--text-muted);
            font-size: 14px;
        }

        .sidebar-list li strong {
            color: var(--text-light);
            font-size: 14px;
            font-weight: 600;
            text-align: right;
        }

        .sidebar-list li a {
            color: var(--text-body);
            font-size: 14px;
            display: flex;
            align-items: center;
            transition: color .3s ease, padding-left .3s ease;
        }

        .sidebar-list li a:hover {
            color: var(--brand-light);
            padding-left: 4px;
        }

        .sidebar-list li a i {
            color: var(--brand-light);
            font-size: 11px;
        }

        .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        /* ========== Explore Section ========== */
        .explore-section {
            padding: var(--section-space) 0;
        }

        .section-head {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 40px;
        }

        .section-head.text-center {
            justify-content: center;
            text-align: center;
            flex-direction: column;
            align-items: center;
        }

        .section-eyebrow {
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 2.5px;
            color: var(--brand-light);
            font-weight: 700;
        }

        .section-title {
            font-size: clamp(22px, 3vw, 32px);
            font-weight: 800;
            color: #fff;
            margin: 8px 0 0;
            line-height: 1.3;
        }

        .explore-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
        }

        .explore-card:hover {
            transform: translateY(-7px);
            box-shadow: 0 24px 54px rgba(0, 0, 0, .4);
            border-color: rgba(244, 63, 94, .28);
        }

        .explore-card-img {
            position: relative;
            overflow: hidden;
        }

        .explore-card-img img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            transition: transform .5s ease;
        }

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

        .explore-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(8, 8, 16, .7));
            pointer-events: none;
        }

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

        .explore-card-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin: 10px 0 10px;
        }

        .explore-card-body p {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.75;
            margin-bottom: 18px;
            flex: 1;
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 10px 0 var(--section-space);
        }

        .cta-box {
            border-radius: var(--radius-lg);
            padding: 52px clamp(24px, 5vw, 64px);
            background:
                linear-gradient(135deg, rgba(244, 63, 94, .18) 0%, rgba(20, 12, 32, .92) 55%, rgba(10, 10, 22, .94) 100%),
                url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            border: 1px solid rgba(244, 63, 94, .22);
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            left: -100px;
            bottom: -100px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(244, 63, 94, .2), transparent 70%);
            pointer-events: none;
        }

        .cta-title {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 800;
            color: #fff;
            margin: 10px 0 12px;
            line-height: 1.3;
        }

        .cta-desc {
            font-size: 16px;
            color: var(--text-body);
            line-height: 1.85;
            max-width: 640px;
            margin-bottom: 0;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 0 0 var(--section-space);
        }

        .faq-wrap {
            max-width: 880px;
            margin: 0 auto;
        }

        .accordion {
            --bs-accordion-bg: var(--bg-card);
            --bs-accordion-border-color: rgba(255, 255, 255, .08);
            --bs-accordion-btn-color: var(--text-light);
            --bs-accordion-active-color: #fff;
            --bs-accordion-active-bg: rgba(244, 63, 94, .1);
            --bs-accordion-button-focus-box-shadow: 0 0 0 3px rgba(244, 63, 94, .25);
        }

        .accordion-item {
            border-radius: 16px !important;
            overflow: hidden;
            margin-bottom: 14px;
            border: 1px solid rgba(255, 255, 255, .08) !important;
            background: var(--bg-card);
        }

        .accordion-button {
            font-weight: 600;
            font-size: 16px;
            padding: 20px 24px;
            background: var(--bg-card);
            color: var(--text-light);
            transition: background .3s ease, color .3s ease;
        }

        .accordion-button:not(.collapsed) {
            background: rgba(244, 63, 94, .1);
            color: #fff;
            box-shadow: none;
        }

        .accordion-button:hover {
            background: rgba(255, 255, 255, .04);
        }

        .accordion-button:not(.collapsed):hover {
            background: rgba(244, 63, 94, .14);
        }

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23c8c8e0'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
            background-size: contain;
        }

        .accordion-button:not(.collapsed)::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23fb7185'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
        }

        .accordion-body {
            color: var(--text-body);
            line-height: 1.85;
            padding: 20px 24px;
            font-size: 15px;
            border-top: 1px solid rgba(255, 255, 255, .05);
        }

        /* ========== Not Found ========== */
        .not-found-section {
            padding: 140px 0 100px;
            min-height: 60vh;
            display: flex;
            align-items: center;
            background:
                linear-gradient(135deg, rgba(10, 10, 22, .94), rgba(24, 14, 34, .85)),
                url('/assets/images/backpic/back-3.png') center/cover no-repeat;
        }

        .not-found-box {
            max-width: 560px;
            margin: 0 auto;
            text-align: center;
            background: rgba(21, 21, 39, .9);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: var(--radius-lg);
            padding: 50px 36px;
            box-shadow: var(--shadow-soft);
        }

        .not-found-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 22px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand), var(--brand-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 30px;
            color: #fff;
            box-shadow: var(--shadow-brand);
        }

        .not-found-box h2 {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }

        .not-found-box p {
            color: var(--text-muted);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 26px;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #070710;
            border-top: 1px solid rgba(255, 255, 255, .05);
            padding-top: 70px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .footer-brand-icon {
            width: 42px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--brand), var(--brand-dark));
            color: #fff;
            font-size: 16px;
            box-shadow: var(--shadow-brand);
            flex-shrink: 0;
        }

        .footer-brand-text {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            letter-spacing: .3px;
        }

        .footer-brand-text small {
            display: block;
            font-size: 12px;
            color: var(--text-muted);
            font-weight: 400;
            letter-spacing: 1.5px;
            margin-top: 2px;
        }

        .footer-desc {
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.85;
            max-width: 400px;
            margin: 0;
        }

        .footer-heading {
            color: #fff;
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-heading::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 26px;
            height: 3px;
            border-radius: 3px;
            background: linear-gradient(90deg, var(--brand), var(--brand-dark));
        }

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

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

        .footer-links a {
            color: var(--text-muted);
            font-size: 14px;
            transition: color .3s ease, padding-left .3s ease;
        }

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

        .footer-links a i {
            font-size: 10px;
            margin-right: 4px;
            color: var(--brand-light);
            opacity: .7;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .05);
            margin-top: 50px;
            padding: 22px 0;
            text-align: center;
            color: #5d5d72;
            font-size: 13px;
        }

        .footer-bottom p {
            margin: 0;
        }

        /* ========== Responsive ========== */
        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: rgba(8, 8, 16, .98);
                padding: 16px 14px;
                border-radius: 16px;
                margin-top: 12px;
                border: 1px solid rgba(255, 255, 255, .08);
                box-shadow: 0 20px 40px rgba(0, 0, 0, .4);
            }

            .navbar-nav .nav-item {
                margin: 2px 0;
            }

            .navbar-nav .nav-item.ms-lg-3 {
                margin-left: 0 !important;
                margin-top: 10px;
            }

            .article-sidebar {
                position: static;
                margin-top: 24px;
            }

            .article-card {
                margin-top: -35px;
            }

            .article-hero {
                padding: 120px 0 90px;
            }

            .article-cover-card {
                transform: none;
                max-width: 520px;
            }

            .cta-box {
                padding: 36px 24px;
            }
        }

        @media (max-width: 768px) {
            .article-hero-meta-row {
                margin-bottom: 14px;
            }

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

            .section-head {
                flex-direction: column;
                align-items: flex-start;
            }

            .section-head.text-center {
                flex-direction: column;
                align-items: center;
            }

            .explore-section,
            .faq-section {
                --section-space: 60px;
            }

            .article-main-section {
                padding-bottom: 60px;
            }

            .cta-section {
                padding-bottom: 60px;
            }
        }

        @media (max-width: 520px) {
            .article-hero {
                padding: 100px 0 70px;
            }

            .article-hero-title {
                font-size: 26px;
            }

            .article-card {
                padding: 20px 18px;
                margin-top: -20px;
                border-radius: 16px;
            }

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

            .article-content h2 {
                font-size: 22px;
            }

            .article-content h3 {
                font-size: 18px;
            }

            .btn-play-large {
                width: 56px;
                height: 56px;
                font-size: 18px;
            }

            .footer-bottom {
                padding: 18px 0;
                font-size: 12px;
            }

            .cta-box {
                padding: 28px 18px;
                border-radius: 16px;
            }

            .cta-title {
                font-size: 24px;
            }

            .cta-desc {
                font-size: 15px;
            }

            .not-found-section {
                padding: 100px 0 70px;
            }

            .not-found-box {
                padding: 36px 20px;
            }
        }