/* roulang page: index */
:root {
            --primary: #7C3AED;
            --primary-light: #8B5CF6;
            --primary-dark: #5B21B6;
            --accent-green: #00F5A0;
            --accent-pink: #FF6B9D;
            --accent-cyan: #22D3EE;
            --bg-deep: #080C1A;
            --bg-card: #0F1529;
            --bg-card-hover: #1A2238;
            --bg-nav: rgba(15, 21, 41, 0.92);
            --text-white: #F1F5F9;
            --text-muted: #94A3B8;
            --text-dim: #64748B;
            --border-glow: rgba(124, 58, 237, 0.25);
            --shadow-glow: 0 0 30px rgba(124, 58, 237, 0.15);
            --radius-card: 1rem;
            --radius-btn: 0.75rem;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background: var(--bg-deep);
            color: var(--text-white);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .glass {
            background: rgba(15, 21, 41, 0.7);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(124, 58, 237, 0.15);
        }
        .glow-border {
            border: 1px solid var(--border-glow);
            box-shadow: var(--shadow-glow);
        }
        .text-gradient {
            background: linear-gradient(135deg, var(--primary-light), var(--accent-green));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .text-gradient-pink {
            background: linear-gradient(135deg, var(--accent-pink), var(--accent-cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem 2rem;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            border: 1px solid rgba(124, 58, 237, 0.3);
            cursor: pointer;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 40px rgba(124, 58, 237, 0.35);
            border-color: rgba(124, 58, 237, 0.6);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.8rem;
            background: transparent;
            color: var(--text-white);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            border: 1.5px solid rgba(124, 58, 237, 0.4);
            transition: var(--transition);
            cursor: pointer;
        }
        .btn-outline:hover {
            background: rgba(124, 58, 237, 0.12);
            border-color: var(--primary-light);
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }
        .btn-outline:focus-visible {
            outline: 2px solid var(--accent-green);
            outline-offset: 2px;
        }
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            border: 1px solid rgba(124, 58, 237, 0.1);
            transition: var(--transition);
            overflow: hidden;
        }
        .card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(124, 58, 237, 0.25);
            transform: translateY(-4px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            padding: 0.25rem 0.8rem;
            border-radius: 9999px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .badge-primary {
            background: rgba(124, 58, 237, 0.2);
            color: var(--primary-light);
            border: 1px solid rgba(124, 58, 237, 0.2);
        }
        .badge-green {
            background: rgba(0, 245, 160, 0.15);
            color: var(--accent-green);
            border: 1px solid rgba(0, 245, 160, 0.2);
        }
        .badge-pink {
            background: rgba(255, 107, 157, 0.15);
            color: var(--accent-pink);
            border: 1px solid rgba(255, 107, 157, 0.2);
        }
        .badge-cyan {
            background: rgba(34, 211, 238, 0.15);
            color: var(--accent-cyan);
            border: 1px solid rgba(34, 211, 238, 0.2);
        }
        .section-title {
            font-size: 2.25rem;
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: -0.01em;
        }
        .section-sub {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 580px;
        }
        .divider {
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent-green));
            border-radius: 3px;
            margin: 0.75rem 0 1.5rem 0;
        }
        .nav-link {
            position: relative;
            font-weight: 500;
            padding: 0.5rem 0.25rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .nav-link:hover {
            color: var(--text-white);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--primary-light), var(--accent-green));
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-link:hover::after {
            width: 100%;
        }
        .nav-link.active {
            color: var(--text-white);
        }
        .nav-link.active::after {
            width: 100%;
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary-light), var(--accent-green));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.1;
        }
        .bracket-line {
            width: 2px;
            height: 60px;
            background: linear-gradient(to bottom, var(--primary), var(--accent-green));
            margin: 0 auto;
            opacity: 0.3;
        }
        .faq-item {
            border-bottom: 1px solid rgba(124, 58, 237, 0.08);
            padding: 1.25rem 0;
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            color: var(--text-white);
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--primary-light);
        }
        .faq-question i {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: var(--transition);
        }
        .faq-answer {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-top: 0.75rem;
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--primary-light);
        }
        .footer-link {
            color: var(--text-dim);
            transition: var(--transition);
            font-size: 0.9rem;
        }
        .footer-link:hover {
            color: var(--accent-green);
        }
        .cms-list-empty {
            color: var(--text-muted);
            font-size: 1rem;
            padding: 2rem 0;
            text-align: center;
            border: 1px dashed rgba(124, 58, 237, 0.15);
            border-radius: var(--radius-card);
        }
        @media (max-width: 1024px) {
            .container {
                padding: 0 1.25rem;
            }
            .section-title {
                font-size: 1.85rem;
            }
            .stat-number {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 1rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .section-sub {
                font-size: 0.95rem;
            }
            .stat-number {
                font-size: 1.75rem;
            }
            .nav-mobile-menu {
                display: none;
                flex-direction: column;
                background: var(--bg-nav);
                border: 1px solid rgba(124, 58, 237, 0.15);
                border-radius: var(--radius-card);
                padding: 1rem 1.25rem;
                position: absolute;
                top: 100%;
                left: 1rem;
                right: 1rem;
                z-index: 50;
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
            }
            .nav-mobile-menu.open {
                display: flex;
            }
            .nav-mobile-menu a {
                padding: 0.6rem 0;
                border-bottom: 1px solid rgba(124, 58, 237, 0.06);
            }
            .nav-mobile-menu a:last-child {
                border-bottom: none;
            }
        }
        @media (max-width: 520px) {
            .section-title {
                font-size: 1.35rem;
            }
            .btn-primary,
            .btn-outline {
                padding: 0.6rem 1.4rem;
                font-size: 0.85rem;
            }
            .stat-number {
                font-size: 1.5rem;
            }
            .badge {
                font-size: 0.65rem;
                padding: 0.2rem 0.6rem;
            }
        }
        @keyframes float {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-8px);
            }
        }
        .animate-float {
            animation: float 4s ease-in-out infinite;
        }
        @keyframes pulse-glow {
            0%,
            100% {
                box-shadow: 0 0 20px rgba(124, 58, 237, 0.15);
            }
            50% {
                box-shadow: 0 0 40px rgba(124, 58, 237, 0.3);
            }
        }
        .pulse-glow {
            animation: pulse-glow 3s ease-in-out infinite;
        }
        .scrollbar-thin::-webkit-scrollbar {
            width: 4px;
            height: 4px;
        }
        .scrollbar-thin::-webkit-scrollbar-track {
            background: var(--bg-deep);
        }
        .scrollbar-thin::-webkit-scrollbar-thumb {
            background: var(--primary);
            border-radius: 4px;
        }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #7c3aed;
            --primary-light: #a78bfa;
            --primary-dark: #5b21b6;
            --accent-green: #10b981;
            --accent-cyan: #06b6d4;
            --accent-pink: #ec4899;
            --bg-dark: #0a0e1a;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.08);
            --text-main: #f1f5f9;
            --text-muted: #94a3b8;
            --text-dim: #64748b;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
            --radius-sm: 0.75rem;
            --radius-md: 1rem;
            --radius-lg: 1.25rem;
            --radius-xl: 1.5rem;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            background: var(--bg-dark);
            color: var(--text-main);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }
        button {
            cursor: pointer;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }

        /* ===== Container ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        @media (min-width: 768px) {
            .container {
                padding: 0 2rem;
            }
        }

        /* ===== Glass & Glow ===== */
        .glass {
            background: rgba(10, 14, 26, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
        }
        .glass-card {
            background: var(--bg-card);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            transition: var(--transition);
        }
        .glass-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(124, 58, 237, 0.2);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
        }
        .glow-border {
            border: 1px solid rgba(124, 58, 237, 0.15);
            box-shadow: 0 0 20px rgba(124, 58, 237, 0.05);
        }

        /* ===== Text Gradient ===== */
        .text-gradient {
            background: linear-gradient(135deg, #7c3aed, #a78bfa, #06b6d4);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .text-gradient-green {
            background: linear-gradient(135deg, #10b981, #34d399);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .text-gradient-pink {
            background: linear-gradient(135deg, #ec4899, #f472b6);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* ===== Nav ===== */
        .nav-link {
            font-weight: 500;
            color: var(--text-muted);
            position: relative;
            transition: var(--transition);
        }
        .nav-link:hover {
            color: var(--text-main);
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-link.active {
            color: #fff;
            background: rgba(124, 58, 237, 0.18);
            box-shadow: 0 0 12px rgba(124, 58, 237, 0.08);
        }
        .nav-mobile-menu {
            display: none;
            background: rgba(10, 14, 26, 0.98);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            padding: 0.75rem 1rem;
            backdrop-filter: blur(16px);
        }
        .nav-mobile-menu.open {
            display: flex;
            flex-direction: column;
            gap: 0.25rem;
        }
        .nav-mobile-menu .nav-link {
            padding: 0.75rem 1rem;
            border-radius: var(--radius-sm);
        }

        /* ===== Buttons ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: linear-gradient(135deg, #7c3aed, #5b21b6);
            color: #fff;
            font-weight: 600;
            padding: 0.75rem 1.75rem;
            border-radius: var(--radius-md);
            border: 1px solid rgba(124, 58, 237, 0.3);
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(124, 58, 237, 0.2);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(124, 58, 237, 0.35);
            border-color: rgba(124, 58, 237, 0.5);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(124, 58, 237, 0.2);
        }
        .btn-primary:focus-visible {
            outline: 2px solid #a78bfa;
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: transparent;
            color: var(--text-main);
            font-weight: 500;
            padding: 0.65rem 1.5rem;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-subtle);
            transition: var(--transition);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(124, 58, 237, 0.3);
            color: #fff;
        }
        .btn-outline:focus-visible {
            outline: 2px solid #a78bfa;
            outline-offset: 2px;
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: transparent;
            color: var(--text-muted);
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-main);
        }

        /* ===== Badge ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            font-weight: 600;
            letter-spacing: 0.02em;
            border-radius: 9999px;
            padding: 0.2rem 0.75rem;
            font-size: 0.7rem;
            border: 1px solid transparent;
        }
        .badge-green {
            background: rgba(16, 185, 129, 0.15);
            color: #34d399;
            border-color: rgba(16, 185, 129, 0.2);
        }
        .badge-purple {
            background: rgba(124, 58, 237, 0.15);
            color: #a78bfa;
            border-color: rgba(124, 58, 237, 0.2);
        }
        .badge-cyan {
            background: rgba(6, 182, 212, 0.15);
            color: #22d3ee;
            border-color: rgba(6, 182, 212, 0.2);
        }
        .badge-pink {
            background: rgba(236, 72, 153, 0.15);
            color: #f472b6;
            border-color: rgba(236, 72, 153, 0.2);
        }
        .badge-orange {
            background: rgba(251, 146, 60, 0.15);
            color: #fb923c;
            border-color: rgba(251, 146, 60, 0.2);
        }

        /* ===== Tag / Label ===== */
        .tag {
            display: inline-block;
            padding: 0.3rem 0.9rem;
            border-radius: 9999px;
            font-size: 0.75rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text-muted);
            border: 1px solid var(--border-subtle);
            transition: var(--transition);
            cursor: default;
        }
        .tag:hover {
            background: rgba(124, 58, 237, 0.12);
            color: var(--primary-light);
            border-color: rgba(124, 58, 237, 0.2);
        }
        .tag.active {
            background: rgba(124, 58, 237, 0.18);
            color: #fff;
            border-color: rgba(124, 58, 237, 0.3);
        }

        /* ===== Cards ===== */
        .news-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
        }
        .news-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(124, 58, 237, 0.2);
            transform: translateY(-3px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
        }
        .news-card .card-image {
            aspect-ratio: 16 / 9;
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(6, 182, 212, 0.08));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-dim);
            font-size: 2rem;
            position: relative;
            overflow: hidden;
        }
        .news-card .card-image .overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(10, 14, 26, 0.6), transparent);
            opacity: 0;
            transition: var(--transition);
        }
        .news-card:hover .card-image .overlay {
            opacity: 1;
        }
        .news-card .card-body {
            padding: 1.25rem 1.5rem 1.5rem;
        }

        /* ===== Stat Block ===== */
        .stat-item {
            text-align: center;
            padding: 1.5rem 1rem;
            border-radius: var(--radius-lg);
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            transition: var(--transition);
        }
        .stat-item:hover {
            background: var(--bg-card-hover);
            border-color: rgba(124, 58, 237, 0.15);
            transform: translateY(-2px);
        }
        .stat-number {
            font-size: 2.25rem;
            font-weight: 800;
            line-height: 1.1;
            background: linear-gradient(135deg, #7c3aed, #06b6d4);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 0.25rem;
        }

        /* ===== Section ===== */
        .section-padding {
            padding: 4rem 0;
        }
        @media (min-width: 768px) {
            .section-padding {
                padding: 5.5rem 0;
            }
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        @media (min-width: 768px) {
            .section-title {
                font-size: 2.25rem;
            }
        }
        .section-sub {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 640px;
        }

        /* ===== FAQ ===== */
        .faq-item {
            border-bottom: 1px solid var(--border-subtle);
            padding: 1.25rem 0;
        }
        .faq-item:first-child {
            padding-top: 0;
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            padding: 0.25rem 0;
            transition: var(--transition);
            color: var(--text-main);
        }
        .faq-question:hover {
            color: var(--primary-light);
        }
        .faq-question i {
            color: var(--text-dim);
            transition: var(--transition);
            font-size: 0.85rem;
        }
        .faq-question.open i {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 0.5rem;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .faq-answer.open {
            max-height: 300px;
            padding: 0.75rem 0.5rem 0.25rem;
        }

        /* ===== CTA ===== */
        .cta-block {
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.08), rgba(6, 182, 212, 0.05));
            border: 1px solid rgba(124, 58, 237, 0.12);
            border-radius: var(--radius-xl);
            padding: 2.5rem 2rem;
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 40%, rgba(124, 58, 237, 0.06), transparent 60%);
            pointer-events: none;
        }
        @media (min-width: 768px) {
            .cta-block {
                padding: 3.5rem 3rem;
            }
        }

        /* ===== Footer ===== */
        .footer-link {
            color: var(--text-dim);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-link:hover {
            color: var(--primary-light);
        }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 2.25rem;
            height: 2.25rem;
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-dim);
            border: 1px solid var(--border-subtle);
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: rgba(124, 58, 237, 0.15);
            color: var(--primary-light);
            border-color: rgba(124, 58, 237, 0.2);
            transform: translateY(-2px);
        }

        /* ===== Divider ===== */
        .divider {
            height: 1px;
            background: var(--border-subtle);
            width: 100%;
            margin: 1.5rem 0;
        }
        .divider-glow {
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(124, 58, 237, 0.3), transparent);
            margin: 2rem 0;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .section-title {
                font-size: 1.5rem;
            }
            .stat-number {
                font-size: 1.75rem;
            }
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 3rem 0;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .cta-block {
                padding: 2rem 1.25rem;
            }
            .news-card .card-body {
                padding: 1rem 1.25rem 1.25rem;
            }
            .stat-item {
                padding: 1rem 0.75rem;
            }
            .stat-number {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 1rem;
            }
            .section-title {
                font-size: 1.2rem;
            }
            .btn-primary {
                padding: 0.6rem 1.25rem;
                font-size: 0.85rem;
            }
            .badge {
                font-size: 0.6rem;
                padding: 0.15rem 0.6rem;
            }
            .tag {
                font-size: 0.65rem;
                padding: 0.2rem 0.7rem;
            }
        }

        /* ===== Scrollbar ===== */
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-dark);
        }
        ::-webkit-scrollbar-thumb {
            background: rgba(124, 58, 237, 0.3);
            border-radius: 9999px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: rgba(124, 58, 237, 0.5);
        }

        /* ===== Focus visible ===== */
        :focus-visible {
            outline: 2px solid #a78bfa;
            outline-offset: 2px;
        }

        /* ===== Skeleton / placeholder ===== */
        .skeleton {
            background: linear-gradient(90deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.04));
            background-size: 200% 100%;
            animation: skeleton-shimmer 1.5s ease-in-out infinite;
            border-radius: var(--radius-sm);
        }
        @keyframes skeleton-shimmer {
            0% {
                background-position: -200% 0;
            }
            100% {
                background-position: 200% 0;
            }
        }

        /* ===== Hero specific ===== */
        .hero-gradient {
            background: radial-gradient(ellipse at 20% 50%, rgba(124, 58, 237, 0.08), transparent 60%),
                radial-gradient(ellipse at 80% 50%, rgba(6, 182, 212, 0.05), transparent 60%);
        }

        /* ===== Featured card ===== */
        .featured-card {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.12), rgba(6, 182, 212, 0.06));
            border: 1px solid rgba(124, 58, 237, 0.15);
            transition: var(--transition);
        }
        .featured-card:hover {
            border-color: rgba(124, 58, 237, 0.3);
            transform: translateY(-3px);
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
        }
        .featured-card .featured-image {
            aspect-ratio: 21 / 9;
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.08), rgba(6, 182, 212, 0.06));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            color: var(--text-dim);
            position: relative;
        }
        @media (min-width: 768px) {
            .featured-card .featured-image {
                aspect-ratio: 21 / 8;
            }
        }

/* roulang page: article */
:root {
            --primary: #7C3AED;
            --primary-light: #A78BFA;
            --primary-dark: #5B21B6;
            --accent-cyan: #06B6D4;
            --accent-green: #10B981;
            --accent-pink: #EC4899;
            --bg-deep: #080C1A;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.08);
            --text-primary: #F1F5F9;
            --text-secondary: #CBD5E1;
            --text-muted: #94A3B8;
            --text-dim: #64748B;
            --border-light: rgba(124, 58, 237, 0.12);
            --border-card: rgba(255, 255, 255, 0.06);
            --radius-sm: 0.75rem;
            --radius-md: 1rem;
            --radius-lg: 1.25rem;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
            --shadow-glow: 0 0 30px rgba(124, 58, 237, 0.15);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background: var(--bg-deep);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
        }

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

        a {
            text-decoration: none;
            color: inherit;
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        input,
        textarea {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        @media (min-width: 768px) {
            .container {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        @media (min-width: 1024px) {
            .container {
                padding-left: 2.5rem;
                padding-right: 2.5rem;
            }
        }

        /* Glass Nav */
        .glass {
            background: rgba(8, 12, 26, 0.85);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--border-light);
        }

        /* Text Gradient */
        .text-gradient {
            background: linear-gradient(135deg, var(--primary-light), var(--accent-cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .text-gradient-fire {
            background: linear-gradient(135deg, var(--accent-pink), var(--accent-cyan));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* Badge */
        .badge {
            display: inline-flex;
            align-items: center;
            font-weight: 600;
            border-radius: 9999px;
            letter-spacing: 0.02em;
        }

        .badge-green {
            background: rgba(16, 185, 129, 0.18);
            color: var(--accent-green);
            border: 1px solid rgba(16, 185, 129, 0.2);
        }

        .badge-purple {
            background: rgba(124, 58, 237, 0.18);
            color: var(--primary-light);
            border: 1px solid rgba(124, 58, 237, 0.2);
        }

        .badge-cyan {
            background: rgba(6, 182, 212, 0.18);
            color: var(--accent-cyan);
            border: 1px solid rgba(6, 182, 212, 0.2);
        }

        .badge-pink {
            background: rgba(236, 72, 153, 0.18);
            color: var(--accent-pink);
            border: 1px solid rgba(236, 72, 153, 0.2);
        }

        /* Nav Link */
        .nav-link {
            color: var(--text-muted);
            font-weight: 500;
            transition: all 0.25s ease;
            border-radius: 0.75rem;
            position: relative;
        }

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

        .nav-link.active {
            color: #fff;
            background: rgba(124, 58, 237, 0.2);
            box-shadow: inset 0 0 0 1px rgba(124, 58, 237, 0.15);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 1.2rem;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }

        /* Mobile Menu */
        .nav-mobile-menu {
            display: none;
            background: rgba(12, 18, 36, 0.96);
            backdrop-filter: blur(12px);
            border-radius: 1rem;
            border: 1px solid var(--border-light);
            padding: 0.75rem 1rem;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .nav-mobile-menu.open {
            display: block;
        }

        .nav-mobile-menu .nav-link {
            display: block;
            padding: 0.7rem 0.75rem;
            border-radius: 0.75rem;
            color: var(--text-secondary);
        }

        .nav-mobile-menu .nav-link:hover {
            background: rgba(255, 255, 255, 0.05);
            color: #fff;
        }

        .nav-mobile-menu .nav-link.active {
            background: rgba(124, 58, 237, 0.15);
            color: #fff;
        }

        /* Button Primary */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-weight: 600;
            border-radius: 0.85rem;
            border: none;
            transition: all 0.3s ease;
            box-shadow: 0 4px 20px rgba(124, 58, 237, 0.25);
            letter-spacing: 0.01em;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(124, 58, 237, 0.4);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 12px rgba(124, 58, 237, 0.3);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--primary-light);
            outline-offset: 2px;
        }

        /* Button Outline */
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            border-radius: 0.85rem;
            border: 1px solid var(--border-light);
            transition: all 0.3s ease;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.05);
            border-color: rgba(124, 58, 237, 0.3);
            transform: translateY(-1px);
        }

        .btn-outline:focus-visible {
            outline: 2px solid var(--primary-light);
            outline-offset: 2px;
        }

        /* Card Base */
        .card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            transition: all 0.3s ease;
            backdrop-filter: blur(4px);
        }

        .card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(124, 58, 237, 0.12);
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }

        /* Article Content */
        .article-body {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--text-secondary);
        }

        .article-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-top: 2.2rem;
            margin-bottom: 1rem;
            letter-spacing: -0.01em;
        }

        .article-body h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
        }

        .article-body p {
            margin-bottom: 1.2rem;
        }

        .article-body ul,
        .article-body ol {
            margin-bottom: 1.2rem;
            padding-left: 1.5rem;
        }

        .article-body li {
            margin-bottom: 0.4rem;
        }

        .article-body a {
            color: var(--primary-light);
            text-decoration: underline;
            text-underline-offset: 2px;
            transition: color 0.2s;
        }

        .article-body a:hover {
            color: var(--accent-cyan);
        }

        .article-body blockquote {
            border-left: 3px solid var(--primary);
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            background: rgba(124, 58, 237, 0.06);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-secondary);
            font-style: italic;
        }

        .article-body img {
            border-radius: var(--radius-sm);
            margin: 1.5rem 0;
            box-shadow: var(--shadow-card);
        }

        .article-body pre {
            background: rgba(0, 0, 0, 0.4);
            border-radius: var(--radius-sm);
            padding: 1.25rem;
            overflow-x: auto;
            margin: 1.5rem 0;
            border: 1px solid var(--border-card);
            font-size: 0.9rem;
            color: var(--text-secondary);
        }

        .article-body code {
            font-family: 'JetBrains Mono', 'Fira Code', monospace;
            font-size: 0.9em;
            background: rgba(0, 0, 0, 0.3);
            padding: 0.15rem 0.5rem;
            border-radius: 0.35rem;
            color: var(--accent-cyan);
        }

        .article-body pre code {
            background: none;
            padding: 0;
            color: inherit;
        }

        .article-body hr {
            border: none;
            height: 1px;
            background: var(--border-light);
            margin: 2rem 0;
        }

        /* Sidebar */
        .sidebar-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: all 0.3s ease;
        }

        .sidebar-card:hover {
            border-color: rgba(124, 58, 237, 0.12);
            box-shadow: var(--shadow-card);
        }

        .sidebar-card h3 {
            font-size: 0.85rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--text-muted);
            margin-bottom: 1.2rem;
            padding-bottom: 0.75rem;
            border-bottom: 1px solid var(--border-light);
        }

        .sidebar-link {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0.55rem 0.75rem;
            border-radius: 0.65rem;
            color: var(--text-secondary);
            font-size: 0.92rem;
            transition: all 0.25s ease;
        }

        .sidebar-link:hover {
            background: rgba(124, 58, 237, 0.08);
            color: var(--text-primary);
            transform: translateX(3px);
        }

        .sidebar-link .icon {
            width: 1.6rem;
            text-align: center;
            color: var(--text-dim);
            font-size: 0.8rem;
        }

        .sidebar-link:hover .icon {
            color: var(--primary-light);
        }

        /* Tag */
        .tag {
            display: inline-block;
            padding: 0.3rem 0.85rem;
            border-radius: 9999px;
            font-size: 0.78rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.04);
            color: var(--text-muted);
            border: 1px solid var(--border-card);
            transition: all 0.25s ease;
            cursor: default;
        }

        .tag:hover {
            background: rgba(124, 58, 237, 0.12);
            color: var(--primary-light);
            border-color: rgba(124, 58, 237, 0.2);
        }

        .tag-cyan:hover {
            background: rgba(6, 182, 212, 0.12);
            color: var(--accent-cyan);
            border-color: rgba(6, 182, 212, 0.2);
        }

        .tag-pink:hover {
            background: rgba(236, 72, 153, 0.12);
            color: var(--accent-pink);
            border-color: rgba(236, 72, 153, 0.2);
        }

        .tag-green:hover {
            background: rgba(16, 185, 129, 0.12);
            color: var(--accent-green);
            border-color: rgba(16, 185, 129, 0.2);
        }

        /* Share Button */
        .share-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 2.5rem;
            height: 2.5rem;
            border-radius: 0.75rem;
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            color: var(--text-muted);
            transition: all 0.3s ease;
            font-size: 1rem;
        }

        .share-btn:hover {
            background: rgba(124, 58, 237, 0.12);
            color: var(--primary-light);
            border-color: rgba(124, 58, 237, 0.2);
            transform: translateY(-2px);
        }

        /* Footer Link */
        .footer-link {
            color: var(--text-dim);
            font-size: 0.9rem;
            transition: all 0.25s ease;
            position: relative;
        }

        .footer-link:hover {
            color: var(--text-primary);
        }

        .footer-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 1px;
            background: var(--primary);
            transition: width 0.3s ease;
        }

        .footer-link:hover::after {
            width: 100%;
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.85rem;
            color: var(--text-dim);
        }

        .breadcrumb a {
            color: var(--text-muted);
            transition: color 0.2s;
        }

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

        .breadcrumb .sep {
            color: var(--text-dim);
            font-size: 0.7rem;
            opacity: 0.5;
        }

        .breadcrumb .current {
            color: var(--text-secondary);
            font-weight: 500;
            max-width: 240px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* Not Found */
        .not-found-icon {
            font-size: 3.5rem;
            color: var(--text-dim);
            opacity: 0.4;
        }

        /* Scrollbar */
        ::-webkit-scrollbar {
            width: 6px;
            height: 6px;
        }

        ::-webkit-scrollbar-track {
            background: var(--bg-deep);
        }

        ::-webkit-scrollbar-thumb {
            background: rgba(124, 58, 237, 0.3);
            border-radius: 3px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: rgba(124, 58, 237, 0.5);
        }

        /* Selection */
        ::selection {
            background: rgba(124, 58, 237, 0.3);
            color: #fff;
        }

        /* Focus visible */
        :focus-visible {
            outline: 2px solid var(--primary-light);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .article-body {
                font-size: 1rem;
            }
            .article-body h2 {
                font-size: 1.25rem;
            }
            .breadcrumb .current {
                max-width: 160px;
            }
            .sidebar-card {
                padding: 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
            .article-body {
                font-size: 0.95rem;
                line-height: 1.75;
            }
            .breadcrumb {
                font-size: 0.78rem;
                gap: 0.3rem;
            }
            .breadcrumb .current {
                max-width: 120px;
            }
            .sidebar-card {
                padding: 1rem;
            }
        }

        /* Print */
        @media print {
            .glass {
                background: #fff;
                border-bottom: 1px solid #e5e7eb;
            }
            body {
                background: #fff;
                color: #111;
            }
            .nav-mobile-menu,
            #mobileToggle,
            .share-btns,
            .sidebar-card {
                display: none !important;
            }
            .article-body {
                color: #333;
            }
            .article-body a {
                color: #1a56db;
            }
            .card,
            .sidebar-card {
                background: #f9fafb;
                border-color: #e5e7eb;
                box-shadow: none;
            }
        }

/* roulang page: category2 */
/* ===================== Design Variables ===================== */
        :root {
            --primary: #7c3aed;
            --primary-light: #a78bfa;
            --primary-dark: #5b21b6;
            --accent-green: #10b981;
            --accent-cyan: #06b6d4;
            --accent-pink: #ec4899;
            --accent-orange: #f59e0b;
            --bg-deep: #080c1a;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.08);
            --text-white: #f1f5f9;
            --text-muted: #94a3b8;
            --text-dim: #64748b;
            --border-light: rgba(124, 58, 237, 0.12);
            --border-card: rgba(255, 255, 255, 0.06);
            --radius-sm: 0.625rem;
            --radius-md: 0.875rem;
            --radius-lg: 1.25rem;
            --radius-xl: 1.5rem;
            --shadow-card: 0 8px 32px rgba(0,0,0,0.3);
            --shadow-glow: 0 0 30px rgba(124,58,237,0.15);
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ===================== Reset / Base ===================== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background: var(--bg-deep);
            color: var(--text-white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        img { max-width: 100%; height: auto; display: block; }
        button, input, textarea { font-family: inherit; font-size: inherit; }
        ul, ol { list-style: none; }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 1.25rem; }

        /* ===================== Glass / Gradient ===================== */
        .glass {
            background: rgba(8, 12, 26, 0.82);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
        }
        .text-gradient {
            background: linear-gradient(135deg, #a78bfa, #7c3aed);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .text-gradient-cyan {
            background: linear-gradient(135deg, #22d3ee, #06b6d4);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .text-gradient-pink {
            background: linear-gradient(135deg, #f472b6, #ec4899);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .text-gradient-orange {
            background: linear-gradient(135deg, #fbbf24, #f59e0b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .bg-gradient-card {
            background: linear-gradient(145deg, rgba(124,58,237,0.08), rgba(16,185,129,0.04));
        }

        /* ===================== Navigation ===================== */
        .nav-link {
            color: var(--text-muted);
            font-weight: 450;
            letter-spacing: 0.02em;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
        }
        .nav-link:hover {
            color: var(--text-white);
            background: rgba(124, 58, 237, 0.10);
        }
        .nav-link.active {
            color: var(--text-white);
            background: rgba(124, 58, 237, 0.18);
            box-shadow: 0 0 12px rgba(124,58,237,0.08);
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: linear-gradient(135deg, #7c3aed, #6d28d9);
            color: #fff;
            font-weight: 600;
            border-radius: var(--radius-sm);
            padding: 0.625rem 1.25rem;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(124,58,237,0.25);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(124,58,237,0.35);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: transparent;
            color: var(--text-white);
            font-weight: 500;
            border-radius: var(--radius-sm);
            padding: 0.5rem 1.125rem;
            border: 1px solid rgba(124, 58, 237, 0.25);
            transition: var(--transition);
        }
        .btn-outline:hover {
            background: rgba(124, 58, 237, 0.10);
            border-color: var(--primary);
            transform: translateY(-1px);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            font-weight: 600;
            border-radius: 999px;
            padding: 0.2rem 0.7rem;
            font-size: 0.7rem;
            line-height: 1.2;
            letter-spacing: 0.03em;
        }
        .badge-green { background: rgba(16,185,129,0.18); color: #6ee7b7; }
        .badge-purple { background: rgba(124,58,237,0.18); color: #c4b5fd; }
        .badge-cyan { background: rgba(6,182,212,0.18); color: #67e8f9; }
        .badge-pink { background: rgba(236,72,153,0.18); color: #f9a8d4; }
        .badge-orange { background: rgba(245,158,11,0.18); color: #fcd34d; }

        /* ===================== Mobile Menu ===================== */
        .nav-mobile-menu {
            display: none;
            background: rgba(8,12,26,0.95);
            backdrop-filter: blur(20px);
            border-radius: var(--radius-md);
            padding: 0.75rem 1rem;
            border: 1px solid var(--border-light);
        }
        .nav-mobile-menu.open {
            display: flex;
            flex-direction: column;
            gap: 0.25rem;
        }
        .nav-mobile-menu .nav-link {
            padding: 0.7rem 0.75rem;
            border-radius: var(--radius-sm);
        }

        /* ===================== Hero Section ===================== */
        .hero-events {
            position: relative;
            padding: 8rem 0 4rem;
            background: linear-gradient(160deg, #080c1a 0%, #0f1329 40%, #1a0e2e 70%, #080c1a 100%);
            overflow: hidden;
        }
        .hero-events::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(124,58,237,0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-events::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: -5%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(6,182,212,0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        /* ===================== Event Cards ===================== */
        .event-card {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: var(--transition);
            cursor: default;
        }
        .event-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(124, 58, 237, 0.15);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card);
        }
        .event-card .status-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            margin-right: 0.35rem;
        }
        .event-card .status-dot.live { background: #ef4444; box-shadow: 0 0 8px #ef4444; }
        .event-card .status-dot.upcoming { background: #f59e0b; }
        .event-card .status-dot.ended { background: #64748b; }

        /* ===================== Stats / Data Blocks ===================== */
        .stat-block {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            padding: 1.5rem 1rem;
            text-align: center;
            transition: var(--transition);
        }
        .stat-block:hover {
            background: var(--bg-card-hover);
            transform: translateY(-2px);
        }
        .stat-number {
            font-size: 2.25rem;
            font-weight: 800;
            line-height: 1.1;
            letter-spacing: -0.02em;
        }

        /* ===================== Bracket / Timeline ===================== */
        .bracket-node {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 0.75rem 0;
            border-bottom: 1px solid rgba(255,255,255,0.04);
        }
        .bracket-node:last-child { border-bottom: none; }
        .bracket-line {
            width: 2px;
            height: 100%;
            background: linear-gradient(to bottom, var(--primary), var(--accent-cyan));
            border-radius: 2px;
        }

        /* ===================== FAQ ===================== */
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-sm);
            padding: 1.125rem 1.25rem;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(124, 58, 237, 0.12);
        }
        .faq-question {
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
        }
        .faq-question i {
            transition: var(--transition);
            color: var(--text-muted);
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--primary-light);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            color: var(--text-muted);
            font-size: 0.925rem;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-top: 0.75rem;
        }

        /* ===================== CTA ===================== */
        .cta-section {
            background: linear-gradient(145deg, rgba(124,58,237,0.10), rgba(16,185,129,0.04));
            border: 1px solid rgba(124,58,237,0.08);
            border-radius: var(--radius-lg);
            padding: 3rem 2rem;
            text-align: center;
        }

        /* ===================== Footer ===================== */
        .footer-link {
            color: var(--text-dim);
            font-size: 0.875rem;
            transition: var(--transition);
        }
        .footer-link:hover {
            color: var(--text-white);
            padding-left: 4px;
        }

        /* ===================== Responsive ===================== */
        @media (max-width: 1024px) {
            .hero-events { padding: 7rem 0 3rem; }
            .stat-number { font-size: 1.875rem; }
        }
        @media (max-width: 768px) {
            .hero-events { padding: 6rem 0 2.5rem; }
            .stat-number { font-size: 1.75rem; }
            .event-card { padding: 1.25rem; }
            .cta-section { padding: 2rem 1.25rem; }
            .container { padding: 0 1rem; }
        }
        @media (max-width: 520px) {
            .hero-events { padding: 5.5rem 0 2rem; }
            .stat-number { font-size: 1.5rem; }
            .event-card { padding: 1rem; }
            .nav-mobile-menu .nav-link { font-size: 0.875rem; padding: 0.6rem 0.75rem; }
        }

        /* ===================== Utility ===================== */
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            letter-spacing: -0.02em;
        }
        .section-subtitle {
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 600px;
        }
        @media (max-width: 768px) {
            .section-title { font-size: 1.35rem; }
        }

        /* ===================== Focus visible ===================== */
        *:focus-visible {
            outline: 2px solid var(--primary-light);
            outline-offset: 2px;
        }

/* roulang page: category3 */
:root {
            --primary: #7c3aed;
            --primary-light: #a78bfa;
            --primary-dark: #5b21b6;
            --accent-cyan: #06b6d4;
            --accent-green: #10b981;
            --accent-pink: #ec4899;
            --accent-orange: #f59e0b;
            --bg-deep: #080c1a;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.08);
            --text-main: #f1f5f9;
            --text-muted: #94a3b8;
            --text-dim: #64748b;
            --border-light: rgba(255, 255, 255, 0.06);
            --border-hover: rgba(124, 58, 237, 0.25);
            --radius-sm: 0.75rem;
            --radius-md: 1rem;
            --radius-lg: 1.25rem;
            --radius-xl: 1.5rem;
            --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
            --shadow-hover: 0 8px 40px rgba(124, 58, 237, 0.15);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Noto Sans', sans-serif;
            background: var(--bg-deep);
            color: var(--text-main);
            line-height: 1.7;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input,
        textarea {
            font-family: inherit;
            transition: var(--transition);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        @media (max-width: 640px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
        }

        /* Glass */
        .glass {
            background: rgba(8, 12, 26, 0.82);
            backdrop-filter: blur(14px) saturate(1.2);
            -webkit-backdrop-filter: blur(14px) saturate(1.2);
        }

        /* Text Gradient */
        .text-gradient {
            background: linear-gradient(135deg, #7c3aed, #a78bfa, #06b6d4);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .text-gradient-fire {
            background: linear-gradient(135deg, #f59e0b, #ec4899, #7c3aed);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* Badge */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            font-size: 0.65rem;
            font-weight: 600;
            padding: 0.2rem 0.7rem;
            border-radius: 9999px;
            letter-spacing: 0.3px;
            text-transform: uppercase;
        }

        .badge-green {
            background: rgba(16, 185, 129, 0.18);
            color: #6ee7b7;
            border: 1px solid rgba(16, 185, 129, 0.15);
        }

        .badge-cyan {
            background: rgba(6, 182, 212, 0.15);
            color: #67e8f9;
            border: 1px solid rgba(6, 182, 212, 0.12);
        }

        .badge-pink {
            background: rgba(236, 72, 153, 0.15);
            color: #f9a8d4;
            border: 1px solid rgba(236, 72, 153, 0.12);
        }

        .badge-orange {
            background: rgba(245, 158, 11, 0.15);
            color: #fcd34d;
            border: 1px solid rgba(245, 158, 11, 0.12);
        }

        .badge-purple {
            background: rgba(124, 58, 237, 0.18);
            color: #c4b5fd;
            border: 1px solid rgba(124, 58, 237, 0.15);
        }

        /* Nav Link */
        .nav-link {
            color: var(--text-muted);
            font-weight: 500;
            position: relative;
            transition: var(--transition);
        }

        .nav-link:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-link.active {
            color: #fff;
            background: rgba(124, 58, 237, 0.2);
            box-shadow: inset 0 0 0 1px rgba(124, 58, 237, 0.15);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--primary);
            border-radius: 3px;
        }

        /* Button Primary */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: linear-gradient(135deg, #7c3aed, #6d28d9);
            color: #fff;
            font-weight: 600;
            padding: 0.6rem 1.6rem;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(124, 58, 237, 0.25);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(124, 58, 237, 0.35);
            background: linear-gradient(135deg, #8b5cf6, #7c3aed);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 12px rgba(124, 58, 237, 0.2);
        }

        .btn-primary:focus-visible {
            outline: 2px solid #a78bfa;
            outline-offset: 3px;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: transparent;
            color: var(--text-main);
            font-weight: 500;
            padding: 0.6rem 1.5rem;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.12);
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            background: rgba(124, 58, 237, 0.08);
            color: #fff;
        }

        .btn-outline:focus-visible {
            outline: 2px solid #a78bfa;
            outline-offset: 3px;
        }

        /* Card */
        .card-community {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }

        .card-community:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-hover);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .card-community .card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            flex-shrink: 0;
        }

        /* Post Card */
        .post-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 1.25rem 1.5rem;
            transition: var(--transition);
        }

        .post-card:hover {
            background: var(--bg-card-hover);
            border-color: rgba(124, 58, 237, 0.15);
            transform: translateX(4px);
        }

        /* Stats Block */
        .stat-item {
            text-align: center;
            padding: 1.25rem 1rem;
            background: var(--bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }

        .stat-item:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-hover);
        }

        .stat-number {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.2;
            background: linear-gradient(135deg, #a78bfa, #06b6d4);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* Player Card */
        .player-card {
            background: var(--bg-card);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 1.5rem 1.25rem;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
        }

        .player-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-hover);
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .player-avatar {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            object-fit: cover;
            border: 3px solid rgba(124, 58, 237, 0.2);
            margin: 0 auto 0.75rem;
            transition: var(--transition);
        }

        .player-card:hover .player-avatar {
            border-color: rgba(124, 58, 237, 0.5);
            transform: scale(1.05);
        }

        /* Topic Tag */
        .topic-tag {
            display: inline-block;
            padding: 0.3rem 1rem;
            border-radius: 9999px;
            font-size: 0.8rem;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            color: var(--text-muted);
            transition: var(--transition);
            cursor: pointer;
        }

        .topic-tag:hover {
            background: rgba(124, 58, 237, 0.12);
            border-color: rgba(124, 58, 237, 0.2);
            color: #fff;
        }

        .topic-tag.active {
            background: rgba(124, 58, 237, 0.18);
            border-color: rgba(124, 58, 237, 0.25);
            color: #c4b5fd;
        }

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            padding: 1.25rem 0;
        }

        .faq-item:last-child {
            border-bottom: none;
        }

        .faq-question {
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            color: var(--text-main);
            transition: var(--transition);
        }

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

        .faq-question i {
            color: var(--primary);
            font-size: 0.85rem;
            transition: var(--transition);
        }

        .faq-answer {
            color: var(--text-muted);
            font-size: 0.95rem;
            padding-top: 0.75rem;
            line-height: 1.7;
        }

        /* CTA Section */
        .cta-gradient {
            background: linear-gradient(135deg, rgba(124, 58, 237, 0.12), rgba(6, 182, 212, 0.08));
            border: 1px solid rgba(124, 58, 237, 0.12);
            border-radius: var(--radius-xl);
            padding: 3rem 2rem;
            position: relative;
            overflow: hidden;
        }

        .cta-gradient::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(124, 58, 237, 0.08), transparent 70%);
            pointer-events: none;
        }

        /* Footer Link */
        .footer-link {
            color: var(--text-dim);
            font-size: 0.9rem;
            transition: var(--transition);
        }

        .footer-link:hover {
            color: var(--primary-light);
            padding-left: 4px;
        }

        /* Mobile Menu */
        .nav-mobile-menu {
            display: none;
            flex-direction: column;
            gap: 0.25rem;
            padding: 0.75rem 0.5rem;
            border-radius: var(--radius-md);
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .nav-mobile-menu.open {
            display: flex;
        }

        .nav-mobile-menu .nav-link {
            padding: 0.7rem 1rem;
            border-radius: var(--radius-sm);
        }

        /* Section Divider */
        .section-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(124, 58, 237, 0.15), transparent);
            margin: 0;
            border: none;
        }

        /* Scrollbar */
        ::-webkit-scrollbar {
            width: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-deep);
        }
        ::-webkit-scrollbar-thumb {
            background: rgba(124, 58, 237, 0.3);
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: rgba(124, 58, 237, 0.5);
        }

        /* Responsive */
        @media (max-width: 768px) {
            .stat-number {
                font-size: 1.6rem;
            }
            .cta-gradient {
                padding: 2rem 1.25rem;
            }
            .post-card {
                padding: 1rem 1.25rem;
            }
            .card-community {
                padding: 1.25rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 0.875rem;
                padding-right: 0.875rem;
            }
            .player-avatar {
                width: 60px;
                height: 60px;
            }
            .stat-number {
                font-size: 1.4rem;
            }
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.85rem;
            color: var(--text-dim);
        }

        .breadcrumb a {
            color: var(--text-muted);
        }

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

        .breadcrumb .sep {
            color: var(--text-dim);
            font-size: 0.7rem;
        }

        .breadcrumb .current {
            color: var(--text-main);
            font-weight: 500;
        }

        /* Activity dot */
        .activity-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            display: inline-block;
            flex-shrink: 0;
        }

        .dot-online {
            background: #10b981;
            box-shadow: 0 0 8px rgba(16, 185, 129, 0.4);
        }

        .dot-away {
            background: #f59e0b;
            box-shadow: 0 0 8px rgba(245, 158, 11, 0.3);
        }

        .dot-offline {
            background: #64748b;
        }

        /* Ranking number */
        .rank-number {
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--text-dim);
            min-width: 28px;
        }

        .rank-1 {
            color: #f59e0b;
        }
        .rank-2 {
            color: #94a3b8;
        }
        .rank-3 {
            color: #d97706;
        }