/* roulang page: index */
:root {
            --royal-crimson: #450A0A;
            --midnight-wine: #2B0404;
            --deep-velvet: #1A0202;
            --emperor-gold: #FBBF24;
            --amber-glow: #F59E0B;
            --mandarine: #F97316;
            --text-cream: #FFFBEB;
            --text-gold: #FDE68A;
            --text-taupe: #E7E5E4;
            --muted-warm: #D4A373;
            --card-bg: rgba(69, 10, 10, 0.6);
            --card-border: rgba(251, 191, 36, 0.25);
            --glass-bg: rgba(10, 5, 5, 0.7);
            --shadow-gold: 0 6px 25px rgba(251, 191, 36, 0.25);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.6);
            --radius-sm: 12px;
            --radius-md: 18px;
            --radius-lg: 28px;
            --font-heading: 'Georgia', 'Times New Roman', serif;
            --font-body: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-body);
            line-height: 1.65;
            background: radial-gradient(ellipse at top left, #2B0404 0%, #0A0101 60%, #000000 100%);
            color: var(--text-cream);
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            background: repeating-linear-gradient(0deg, rgba(251,191,36,0.03) 0px, transparent 3px);
            z-index: -1;
        }

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

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

        a:hover {
            color: var(--amber-glow);
        }

        button {
            cursor: pointer;
            font-family: var(--font-body);
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            color: var(--text-gold);
            line-height: 1.3;
        }

        /* Container */
        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(26, 2, 2, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(251, 191, 36, 0.3);
            box-shadow: 0 4px 20px rgba(0,0,0,0.5);
            padding: 14px 0;
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .logo-brand {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: #FDE68A;
            display: flex;
            align-items: center;
            gap: 8px;
            text-shadow: 0 2px 8px rgba(251,191,36,0.5);
        }

        .logo-icon {
            font-size: 2rem;
            color: var(--emperor-gold);
        }

        .nav-links {
            list-style: none;
            display: flex;
            gap: 2rem;
            align-items: center;
        }

        .nav-links a {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-taupe);
            padding: 8px 2px;
            position: relative;
            white-space: nowrap;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0%;
            height: 2px;
            background: var(--emperor-gold);
            transition: width 0.25s ease;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a.active {
            color: var(--emperor-gold);
        }

        .nav-links a:hover {
            color: var(--amber-glow);
        }

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

        .btn-login {
            background: transparent;
            border: 1.5px solid var(--emperor-gold);
            color: var(--emperor-gold);
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 700;
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .btn-login:hover {
            background: rgba(251,191,36,0.1);
            border-color: var(--amber-glow);
            color: #fff;
        }

        .btn-signup {
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            border: none;
            color: #2B0404;
            padding: 11px 28px;
            border-radius: 30px;
            font-weight: 800;
            box-shadow: 0 4px 18px rgba(245,158,11,0.45);
            transition: var(--transition);
            font-size: 0.95rem;
            white-space: nowrap;
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(245,158,11,0.65);
            color: #1A0202;
        }

        /* Hero Section */
        .hero-section {
            padding: 180px 0 100px;
            position: relative;
            background: linear-gradient(180deg, rgba(69,10,10,0.8) 0%, rgba(10,1,1,0.9) 100%), url('/assets/images/backpic/back-1.jpg') center center / cover no-repeat;
            background-blend-mode: overlay;
            text-align: left;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 60px;
            align-items: center;
        }

        .hero-title {
            font-size: clamp(2.6rem, 5vw, 3.8rem);
            font-weight: 800;
            line-height: 1.15;
            margin-bottom: 1.2rem;
            color: #FDE68A;
            text-shadow: 0 4px 15px rgba(0,0,0,0.8);
        }

        .hero-sub {
            font-size: 1.25rem;
            color: var(--text-taupe);
            margin-bottom: 2rem;
            max-width: 600px;
            line-height: 1.6;
        }

        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 1.5rem;
        }

        .btn-hero-primary {
            background: linear-gradient(to right, #FBBF24, #F59E0B);
            color: #2B0404;
            font-weight: 800;
            padding: 14px 36px;
            border-radius: 40px;
            font-size: 1.1rem;
            box-shadow: 0 6px 25px rgba(245,158,11,0.5);
            border: none;
            transition: var(--transition);
        }

        .btn-hero-primary:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 30px rgba(245,158,11,0.7);
        }

        .hero-trust-badges {
            display: flex;
            gap: 20px;
            font-size: 0.9rem;
            color: #D4A373;
        }

        .hero-visual-card {
            background: rgba(20, 5, 5, 0.7);
            backdrop-filter: blur(14px);
            border: 1px solid rgba(251,191,36,0.3);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-gold);
        }

        .hero-visual-card img {
            border-radius: var(--radius-md);
            margin-bottom: 16px;
        }

        .hero-highlight-stats {
            display: flex;
            justify-content: space-around;
            text-align: center;
            color: var(--text-gold);
            font-weight: 700;
        }

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

        .section-header {
            margin-bottom: 56px;
        }

        .section-header h2 {
            font-size: 2.4rem;
            margin-bottom: 16px;
            position: relative;
            display: inline-block;
        }

        .section-header p {
            color: var(--text-taupe);
            font-size: 1.15rem;
            max-width: 700px;
        }

        /* Điểm nổi bật / Highlights */
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }

        .highlight-card {
            background: var(--card-bg);
            backdrop-filter: blur(8px);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 36px 24px;
            transition: var(--transition);
        }

        .highlight-card:hover {
            transform: translateY(-8px);
            border-color: var(--emperor-gold);
            box-shadow: var(--shadow-gold);
        }

        .highlight-icon {
            font-size: 2.4rem;
            color: var(--emperor-gold);
            margin-bottom: 16px;
        }

        /* Vị trí tuyển dụng / Job positions style adaptation */
        .job-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }

        .job-card {
            background: rgba(30, 5, 5, 0.8);
            border-left: 5px solid var(--mandarine);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 28px;
        }

        .job-card h3 {
            font-size: 1.4rem;
            color: var(--text-gold);
        }

        /* Lộ trình / Path */
        .path-steps {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 24px;
            position: relative;
        }

        .path-step {
            flex: 1 1 200px;
            text-align: center;
            background: var(--glass-bg);
            border-radius: var(--radius-md);
            padding: 32px 16px;
            border: 1px solid var(--card-border);
        }

        .step-number {
            width: 50px;
            height: 50px;
            background: var(--emperor-gold);
            color: #2B0404;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-weight: 800;
            font-size: 1.3rem;
        }

        /* Team Atmosphere */
        .team-gallery {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            align-items: center;
        }

        .team-text {
            font-size: 1.1rem;
            color: var(--text-taupe);
        }

        /* CMS News Section */
        .news-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 48px;
            align-items: start;
        }

        .news-list-item {
            display: flex;
            gap: 24px;
            padding: 20px 0;
            border-bottom: 1px solid rgba(251,191,36,0.15);
        }

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

        .news-thumb {
            width: 140px;
            height: 90px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }

        .news-content h4 {
            font-size: 1.25rem;
            margin-bottom: 8px;
        }

        .news-content p {
            color: var(--text-taupe);
            font-size: 0.95rem;
        }

        .news-sidebar {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 24px;
            border: 1px solid var(--card-border);
        }

        /* FAQ */
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 24px;
            margin-bottom: 16px;
            border: 1px solid transparent;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--card-border);
        }

        .faq-item h3 {
            font-size: 1.3rem;
            color: var(--emperor-gold);
            margin-bottom: 10px;
        }

        /* Footer */
        .footer-section {
            background: #0F0202;
            border-top: 2px solid rgba(251,191,36,0.3);
            padding: 60px 0 30px;
            margin-top: 80px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
        }

        .footer-col h4 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            color: var(--text-gold);
        }

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

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

        .footer-col ul li a {
            color: #C5B28A;
        }

        .footer-bottom {
            text-align: center;
            margin-top: 48px;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.08);
            color: #8A7A6A;
        }

        /* FAB */
        .fab-container {
            position: fixed;
            left: 24px;
            bottom: 96px;
            z-index: 50;
        }

        .fab-main {
            width: 60px;
            height: 60px;
            background: radial-gradient(circle at 30% 30%, #FDE68A, #B45309);
            border-radius: 50%;
            box-shadow: 0 8px 28px rgba(245,158,11,0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #2B0404;
            font-size: 1.8rem;
            transition: var(--transition);
            border: 2px solid #FBBF24;
        }

        .fab-main:hover {
            transform: scale(1.1);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .path-steps {
                flex-direction: column;
            }
        }

/* roulang page: article */
:root {
            --royal-crimson: #450A0A;
            --midnight-wine: #2B0404;
            --deep-velvet: #1A0202;
            --emperor-gold: #FBBF24;
            --amber-glow: #F59E0B;
            --mandarine: #F97316;
            --text-cream: #FFFBEB;
            --text-gold: #FDE68A;
            --text-taupe: #E7E5E4;
            --muted-warm: #D4A373;
            --card-bg: rgba(69, 10, 10, 0.6);
            --card-border: rgba(251, 191, 36, 0.25);
            --glass-bg: rgba(10, 5, 5, 0.7);
            --shadow-gold: 0 6px 25px rgba(251, 191, 36, 0.25);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.6);
            --radius-sm: 12px;
            --radius-md: 18px;
            --radius-lg: 28px;
            --font-heading: 'Georgia', 'Times New Roman', serif;
            --font-body: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
        }
        
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        
        body {
            font-family: var(--font-body);
            line-height: 1.65;
            background: radial-gradient(ellipse at top left, #2B0404 0%, #0A0101 60%, #000000 100%);
            color: var(--text-cream);
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
        }
        
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            background: repeating-linear-gradient(0deg, rgba(251,191,36,0.03) 0px, transparent 3px);
            z-index: -1;
        }
        
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        
        a {
            text-decoration: none;
            color: var(--emperor-gold);
            transition: var(--transition);
        }
        
        a:hover {
            color: var(--amber-glow);
        }
        
        button {
            cursor: pointer;
            font-family: var(--font-body);
        }
        
        /* Container */
        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }
        
        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(26, 2, 2, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(251, 191, 36, 0.3);
            box-shadow: 0 4px 20px rgba(0,0,0,0.5);
            padding: 14px 0;
            transition: var(--transition);
        }
        
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        
        .logo-brand {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: #FDE68A;
            display: flex;
            align-items: center;
            gap: 8px;
            text-shadow: 0 2px 8px rgba(251,191,36,0.5);
        }
        
        .logo-icon {
            font-size: 2rem;
            color: var(--emperor-gold);
        }
        
        .nav-links {
            list-style: none;
            display: flex;
            gap: 2rem;
            align-items: center;
        }
        
        .nav-links a {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-taupe);
            padding: 8px 2px;
            position: relative;
            white-space: nowrap;
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0%;
            height: 2px;
            background: var(--emperor-gold);
            transition: width 0.25s ease;
        }
        
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        
        .nav-links a.active {
            color: var(--emperor-gold);
        }
        
        .nav-links a:hover {
            color: var(--amber-glow);
        }
        
        .header-auth {
            display: flex;
            gap: 12px;
            align-items: center;
        }
        
        .btn-login {
            background: transparent;
            border: 1.5px solid var(--emperor-gold);
            color: var(--emperor-gold);
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 700;
            transition: var(--transition);
            font-size: 0.95rem;
        }
        
        .btn-login:hover {
            background: rgba(251,191,36,0.1);
            border-color: var(--amber-glow);
            color: #fff;
        }
        
        .btn-signup {
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            border: none;
            color: #2B0404;
            padding: 11px 28px;
            border-radius: 30px;
            font-weight: 800;
            box-shadow: 0 4px 18px rgba(245,158,11,0.45);
            transition: var(--transition);
            font-size: 0.95rem;
            white-space: nowrap;
        }
        
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(245,158,11,0.65);
            color: #1A0202;
        }
        
        /* Mobile Nav Toggle */
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid var(--emperor-gold);
            color: var(--emperor-gold);
            font-size: 1.6rem;
            padding: 6px 12px;
            border-radius: 8px;
        }
        
        /* Article Banner */
        .article-banner {
            padding: 160px 0 80px;
            background: linear-gradient(180deg, rgba(69,10,10,0.8) 0%, rgba(10,1,1,0.9) 100%), url('/assets/images/backpic/back-3.jpg') center center / cover no-repeat;
            background-blend-mode: overlay;
            position: relative;
            text-align: left;
        }
        
        .article-category {
            display: inline-block;
            background: var(--emperor-gold);
            color: var(--midnight-wine);
            padding: 6px 18px;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.85rem;
            margin-bottom: 1rem;
            letter-spacing: 0.5px;
        }
        
        .article-title {
            font-family: var(--font-heading);
            font-size: clamp(2rem, 4vw, 3.2rem);
            font-weight: 800;
            color: #FDE68A;
            text-shadow: 0 4px 15px rgba(251,191,36,0.5);
            line-height: 1.2;
            margin-bottom: 1.2rem;
        }
        
        .article-meta {
            display: flex;
            gap: 24px;
            color: var(--text-taupe);
            font-size: 0.95rem;
            flex-wrap: wrap;
        }
        
        .article-meta i {
            color: var(--emperor-gold);
            margin-right: 6px;
        }
        
        /* Article Content */
        .article-content-section {
            padding: 60px 0;
        }
        
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 50px;
        }
        
        .article-body {
            background: var(--card-bg);
            backdrop-filter: blur(12px);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 48px;
        }
        
        .article-body h2 {
            font-family: var(--font-heading);
            color: #FDE68A;
            font-size: 1.8rem;
            margin-top: 2rem;
            margin-bottom: 1rem;
        }
        
        .article-body h3 {
            font-family: var(--font-heading);
            color: var(--emperor-gold);
            font-size: 1.4rem;
            margin-top: 1.6rem;
            margin-bottom: 0.8rem;
        }
        
        .article-body p {
            color: var(--text-cream);
            line-height: 1.7;
            margin-bottom: 1.2rem;
        }
        
        .article-body img {
            border-radius: var(--radius-sm);
            margin: 1.5rem 0;
        }
        
        .article-body ul, 
        .article-body ol {
            color: var(--text-taupe);
            padding-left: 1.5rem;
            margin-bottom: 1.5rem;
        }
        
        .article-body li {
            margin-bottom: 0.6rem;
        }
        
        .article-body blockquote {
            border-left: 4px solid var(--emperor-gold);
            background: rgba(251,191,36,0.08);
            padding: 20px 28px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 2rem 0;
            font-style: italic;
        }
        
        .article-body blockquote p {
            margin-bottom: 0;
        }
        
        .article-body a {
            color: var(--amber-glow);
            font-weight: 600;
            text-decoration: underline;
        }
        
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
        }
        
        .article-body th {
            background: rgba(251,191,36,0.2);
            color: #FDE68A;
            padding: 12px 16px;
            text-align: left;
            font-weight: 700;
        }
        
        .article-body td {
            padding: 12px 16px;
            border-bottom: 1px solid rgba(251,191,36,0.15);
        }
        
        /* Article Sidebar */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        
        .sidebar-card {
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 28px;
        }
        
        .sidebar-card h4 {
            font-family: var(--font-heading);
            color: #FDE68A;
            font-size: 1.3rem;
            margin-bottom: 1rem;
            border-bottom: 2px solid rgba(251,191,36,0.3);
            padding-bottom: 0.6rem;
        }
        
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        
        .sidebar-card li {
            padding: 10px 0;
            border-bottom: 1px solid rgba(251,191,36,0.1);
        }
        
        .sidebar-card li:last-child {
            border-bottom: none;
        }
        
        .sidebar-card a {
            color: var(--text-taupe);
            font-weight: 500;
            display: block;
            transition: var(--transition);
        }
        
        .sidebar-card a:hover {
            color: var(--emperor-gold);
            padding-left: 6px;
        }
        
        .sidebar-cta {
            background: linear-gradient(135deg, rgba(245,158,11,0.15), rgba(217,119,6,0.15));
            border: 2px solid var(--emperor-gold);
        }
        
        .sidebar-cta h4 {
            border: none;
            padding: 0;
        }
        
        .btn-cta-sidebar {
            display: block;
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            color: #2B0404;
            text-align: center;
            padding: 12px 20px;
            border-radius: 30px;
            font-weight: 800;
            margin-top: 16px;
            transition: var(--transition);
        }
        
        .btn-cta-sidebar:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(245,158,11,0.45);
            color: #1A0202;
        }
        
        /* Related Articles Section */
        .related-articles {
            padding: 80px 0 100px;
        }
        
        .section-header {
            text-align: left;
            margin-bottom: 50px;
        }
        
        .section-label {
            display: inline-block;
            color: var(--emperor-gold);
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            font-size: 0.85rem;
            position: relative;
            padding-left: 40px;
        }
        
        .section-label::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            width: 30px;
            height: 2px;
            background: var(--emperor-gold);
        }
        
        .section-title {
            font-family: var(--font-heading);
            font-size: clamp(2rem, 3.5vw, 2.6rem);
            font-weight: 800;
            color: #FDE68A;
        }
        
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 30px;
        }
        
        .related-card {
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-gold);
            border-color: var(--emperor-gold);
        }
        
        .related-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        
        .related-card-body {
            padding: 20px;
        }
        
        .related-card-body h5 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            color: #FDE68A;
            margin-bottom: 8px;
        }
        
        .related-card-body p {
            color: var(--text-taupe);
            font-size: 0.9rem;
            margin-bottom: 0;
        }
        
        /* Not Found State */
        .not-found-state {
            text-align: center;
            padding: 80px 24px;
        }
        
        .not-found-icon {
            font-size: 5rem;
            color: var(--emperor-gold);
            margin-bottom: 1.5rem;
            opacity: 0.6;
        }
        
        .not-found-state h2 {
            font-family: var(--font-heading);
            color: #FDE68A;
            font-size: 2rem;
            margin-bottom: 0.8rem;
        }
        
        .not-found-state p {
            color: var(--text-taupe);
            margin-bottom: 2rem;
        }
        
        .btn-back-home {
            display: inline-block;
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            color: #2B0404;
            padding: 14px 32px;
            border-radius: 30px;
            font-weight: 800;
            transition: var(--transition);
        }
        
        .btn-back-home:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(245,158,11,0.5);
            color: #1A0202;
        }
        
        /* CTA Section */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(180deg, rgba(69,10,10,0.6) 0%, rgba(10,1,1,0.9) 100%), url('/assets/images/backpic/back-4.jpg') center center / cover no-repeat;
            background-blend-mode: overlay;
            text-align: center;
            border-top: 1px solid rgba(251,191,36,0.25);
        }
        
        .cta-section h2 {
            font-family: var(--font-heading);
            color: #FDE68A;
            font-size: clamp(2rem, 4vw, 2.8rem);
            margin-bottom: 1rem;
        }
        
        .cta-section p {
            color: var(--text-taupe);
            font-size: 1.1rem;
            max-width: 600px;
            margin: 0 auto 2rem;
        }
        
        .btn-cta-glow {
            display: inline-block;
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            color: #2B0404;
            padding: 16px 40px;
            border-radius: 40px;
            font-weight: 800;
            font-size: 1.1rem;
            box-shadow: 0 6px 25px rgba(245,158,11,0.5);
            transition: var(--transition);
        }
        
        .btn-cta-glow:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 35px rgba(245,158,11,0.7);
            color: #1A0202;
        }
        
        /* Footer */
        .footer-section {
            background: rgba(26, 2, 2, 0.95);
            border-top: 1px solid rgba(251,191,36,0.25);
            padding: 60px 0 0;
        }
        
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-col h4 {
            font-family: var(--font-heading);
            color: #FDE68A;
            font-size: 1.1rem;
            margin-bottom: 1.2rem;
            font-weight: 700;
        }
        
        .footer-col p,
        .footer-col li {
            color: var(--text-taupe);
            font-size: 0.9rem;
            line-height: 1.6;
        }
        
        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        
        .footer-col li {
            margin-bottom: 8px;
        }
        
        .footer-col a {
            color: var(--text-taupe);
            transition: var(--transition);
        }
        
        .footer-col a:hover {
            color: var(--emperor-gold);
            padding-left: 4px;
        }
        
        .footer-bottom {
            text-align: center;
            padding: 20px 0 30px;
            border-top: 1px solid rgba(251,191,36,0.15);
            color: var(--text-taupe);
            font-size: 0.85rem;
        }
        
        /* FAB */
        .fab {
            position: fixed;
            left: 24px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #FDE68A, #B45309);
            border: 2px solid var(--emperor-gold);
            box-shadow: var(--shadow-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: #2B0404;
            opacity: 0.8;
            transition: var(--transition);
            animation: gentleFloat 3s ease-in-out infinite;
        }
        
        @keyframes gentleFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }
        
        .fab:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 10px 35px rgba(251,191,36,0.5);
        }
        
        .fab-badge {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 14px;
            height: 14px;
            background: #DC2626;
            border-radius: 50%;
            border: 2px solid #fff;
        }
        
        /* Responsive */
        @media screen and (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
            }
            .article-sidebar {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .hero-grid {
                grid-template-columns: 1fr;
            }
        }
        
        @media screen and (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 70px;
                left: 0;
                width: 100%;
                background: rgba(26,2,2,0.98);
                padding: 20px;
                border-bottom: 2px solid var(--emperor-gold);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-toggle {
                display: block;
            }
            .header-auth {
                gap: 8px;
            }
            .btn-login {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
            .btn-signup {
                padding: 8px 18px;
                font-size: 0.85rem;
            }
            .logo-brand {
                font-size: 1.2rem;
            }
            .article-body {
                padding: 24px;
            }
            .article-sidebar {
                grid-template-columns: 1fr;
            }
            .article-banner {
                padding: 130px 0 60px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        
        @media screen and (max-width: 520px) {
            .header-inner {
                flex-wrap: wrap;
                gap: 10px;
            }
            .header-auth {
                order: 3;
                width: 100%;
                justify-content: flex-end;
            }
            .article-meta {
                flex-direction: column;
                gap: 8px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category1 */
:root {
            --royal-crimson: #450A0A;
            --midnight-wine: #2B0404;
            --deep-velvet: #1A0202;
            --emperor-gold: #FBBF24;
            --amber-glow: #F59E0B;
            --mandarine: #F97316;
            --text-cream: #FFFBEB;
            --text-gold: #FDE68A;
            --text-taupe: #E7E5E4;
            --muted-warm: #D4A373;
            --card-bg: rgba(69, 10, 10, 0.6);
            --card-border: rgba(251, 191, 36, 0.25);
            --glass-bg: rgba(10, 5, 5, 0.7);
            --shadow-gold: 0 6px 25px rgba(251, 191, 36, 0.25);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.6);
            --radius-sm: 12px;
            --radius-md: 18px;
            --radius-lg: 28px;
            --font-heading: 'Georgia', 'Times New Roman', serif;
            --font-body: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-body);
            line-height: 1.65;
            background: radial-gradient(ellipse at top left, #2B0404 0%, #0A0101 60%, #000000 100%);
            color: var(--text-cream);
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            background: repeating-linear-gradient(0deg, rgba(251,191,36,0.03) 0px, transparent 3px);
            z-index: -1;
        }

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

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

        a:hover {
            color: var(--amber-glow);
        }

        button {
            cursor: pointer;
            font-family: var(--font-body);
        }

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(26, 2, 2, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(251, 191, 36, 0.3);
            box-shadow: 0 4px 20px rgba(0,0,0,0.5);
            padding: 14px 0;
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .logo-brand {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: #FDE68A;
            display: flex;
            align-items: center;
            gap: 8px;
            text-shadow: 0 2px 8px rgba(251,191,36,0.5);
        }

        .logo-icon {
            font-size: 2rem;
            color: var(--emperor-gold);
        }

        .nav-links {
            list-style: none;
            display: flex;
            gap: 2rem;
            align-items: center;
        }

        .nav-links a {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-taupe);
            padding: 8px 2px;
            position: relative;
            white-space: nowrap;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0%;
            height: 2px;
            background: var(--emperor-gold);
            transition: width 0.25s ease;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a.active {
            color: var(--emperor-gold);
        }

        .nav-links a:hover {
            color: var(--amber-glow);
        }

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

        .btn-login {
            background: transparent;
            border: 1.5px solid var(--emperor-gold);
            color: var(--emperor-gold);
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 700;
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .btn-login:hover {
            background: rgba(251,191,36,0.1);
            border-color: var(--amber-glow);
            color: #fff;
        }

        .btn-signup {
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            border: none;
            color: #2B0404;
            padding: 11px 28px;
            border-radius: 30px;
            font-weight: 800;
            box-shadow: 0 4px 18px rgba(245,158,11,0.45);
            transition: var(--transition);
            font-size: 0.95rem;
            white-space: nowrap;
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(245,158,11,0.65);
            color: #1A0202;
        }

        .category-hero {
            padding: 160px 0 80px;
            position: relative;
            background: linear-gradient(180deg, rgba(69,10,10,0.85) 0%, rgba(10,1,1,0.95) 100%), url('/assets/images/backpic/back-2.jpg') center center / cover no-repeat;
            background-blend-mode: overlay;
        }

        .hero-check-list {
            display: flex;
            flex-wrap: wrap;
            gap: 20px 32px;
            margin: 24px 0;
            padding: 0;
            list-style: none;
        }

        .hero-check-list li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            color: var(--text-gold);
            font-size: 1.05rem;
        }

        .hero-check-list i {
            color: #10B981;
            font-size: 1.2rem;
        }

        .section-block {
            padding: 80px 0;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-gold);
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .section-subtitle {
            color: var(--text-taupe);
            font-size: 1.15rem;
            margin-bottom: 48px;
            max-width: 700px;
        }

        .game-card-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 32px;
        }

        .game-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            backdrop-filter: blur(12px);
            transition: var(--transition);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
        }

        .game-card:hover {
            transform: translateY(-6px);
            border-color: var(--emperor-gold);
            box-shadow: var(--shadow-gold);
        }

        .game-card-img {
            height: 200px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .game-card-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--mandarine);
            color: #fff;
            padding: 6px 14px;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 0.5px;
            text-transform: uppercase;
        }

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

        .game-card-title {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            color: var(--text-gold);
            font-weight: 700;
            margin-bottom: 8px;
        }

        .game-card-desc {
            color: var(--text-taupe);
            font-size: 0.95rem;
            line-height: 1.6;
            margin-bottom: 16px;
            flex: 1;
        }

        .game-card-meta {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }

        .meta-tag {
            background: rgba(251,191,36,0.1);
            border: 1px solid rgba(251,191,36,0.3);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            color: var(--emperor-gold);
        }

        .btn-card {
            display: inline-block;
            background: linear-gradient(135deg, var(--emperor-gold), var(--mandarine));
            color: #1A0202;
            font-weight: 800;
            padding: 12px 24px;
            border-radius: 30px;
            text-align: center;
            transition: var(--transition);
            border: none;
        }

        .btn-card:hover {
            transform: scale(1.03);
            box-shadow: 0 6px 20px rgba(245,158,11,0.5);
            color: #000;
        }

        .scene-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }

        .scene-item {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 32px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
            transition: var(--transition);
        }

        .scene-item:hover {
            border-color: var(--emperor-gold);
            background: rgba(69,10,10,0.8);
        }

        .scene-icon {
            font-size: 2.2rem;
            color: var(--emperor-gold);
            flex-shrink: 0;
        }

        .scene-content h3 {
            font-family: var(--font-heading);
            color: var(--text-gold);
            font-size: 1.3rem;
            margin-bottom: 6px;
        }

        .scene-content p {
            color: var(--text-taupe);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        .provider-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            justify-content: flex-start;
        }

        .provider-badge {
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.12);
            padding: 12px 24px;
            border-radius: 30px;
            color: var(--text-taupe);
            font-weight: 600;
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .provider-badge:hover {
            border-color: var(--emperor-gold);
            color: var(--emperor-gold);
            background: rgba(251,191,36,0.05);
        }

        .cta-banner {
            background: linear-gradient(135deg, rgba(69,10,10,0.9), rgba(251,191,36,0.2));
            border: 1px solid var(--emperor-gold);
            border-radius: var(--radius-lg);
            padding: 48px;
            text-align: center;
        }

        .cta-banner h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            color: var(--text-gold);
            margin-bottom: 12px;
        }

        .faq-list {
            max-width: 800px;
        }

        .faq-item {
            border-bottom: 1px solid rgba(255,255,255,0.08);
            padding: 20px 0;
        }

        .faq-question {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-cream);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-answer {
            color: var(--text-taupe);
            margin-top: 12px;
            display: none;
            line-height: 1.7;
        }

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

        .news-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 24px;
        }

        .news-card {
            background: var(--card-bg);
            border: 1px solid rgba(255,255,255,0.06);
            border-radius: var(--radius-sm);
            padding: 24px;
            transition: var(--transition);
        }

        .news-card:hover {
            border-color: var(--emperor-gold);
        }

        .news-card h3 {
            font-family: var(--font-heading);
            color: var(--text-gold);
            font-size: 1.15rem;
            margin-bottom: 8px;
        }

        .news-card p {
            color: var(--text-taupe);
            font-size: 0.9rem;
        }

        .footer-section {
            background: #0A0101;
            border-top: 1px solid rgba(251,191,36,0.2);
            padding: 60px 0 30px;
            margin-top: 60px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 32px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            color: var(--emperor-gold);
            margin-bottom: 16px;
            font-size: 1.1rem;
        }

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

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

        .footer-col a {
            color: var(--text-taupe);
            font-size: 0.95rem;
        }

        .footer-bottom {
            text-align: center;
            color: #6B7280;
            font-size: 0.85rem;
            border-top: 1px solid rgba(255,255,255,0.06);
            padding-top: 24px;
        }

        .fab-left {
            position: fixed;
            left: 24px;
            bottom: 96px;
            z-index: 50;
            width: 56px;
            height: 56px;
            background: radial-gradient(circle at 30% 30%, #FDE68A, #B45309);
            border-radius: 50%;
            border: 2px solid #FBBF24;
            box-shadow: 0 6px 25px rgba(251,191,36,0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            animation: float-gentle 3s ease-in-out infinite;
        }

        .fab-left:hover {
            transform: scale(1.1);
            box-shadow: 0 10px 30px rgba(251,191,36,0.5);
        }

        @keyframes float-gentle {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }

        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
            }
            .scene-grid {
                grid-template-columns: 1fr;
            }
            .game-card-list {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-direction: column;
                gap: 12px;
            }
            .nav-links {
                flex-wrap: wrap;
                justify-content: center;
                gap: 1rem;
            }
            .header-auth {
                width: 100%;
                justify-content: center;
            }
            .game-card-list,
            .news-list {
                grid-template-columns: 1fr;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }

/* roulang page: category2 */
:root {
            --royal-crimson: #450A0A;
            --midnight-wine: #2B0404;
            --deep-velvet: #1A0202;
            --emperor-gold: #FBBF24;
            --amber-glow: #F59E0B;
            --mandarine: #F97316;
            --text-cream: #FFFBEB;
            --text-gold: #FDE68A;
            --text-taupe: #E7E5E4;
            --muted-warm: #D4A373;
            --card-bg: rgba(69, 10, 10, 0.6);
            --card-border: rgba(251, 191, 36, 0.25);
            --glass-bg: rgba(10, 5, 5, 0.7);
            --shadow-gold: 0 6px 25px rgba(251, 191, 36, 0.25);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.6);
            --radius-sm: 12px;
            --radius-md: 18px;
            --radius-lg: 28px;
            --font-heading: 'Georgia', 'Times New Roman', serif;
            --font-body: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-body);
            line-height: 1.65;
            background: radial-gradient(ellipse at top left, #2B0404 0%, #0A0101 60%, #000000 100%);
            color: var(--text-cream);
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
            margin: 0;
            padding: 0;
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            background: repeating-linear-gradient(0deg, rgba(251,191,36,0.03) 0px, transparent 3px);
            z-index: -1;
        }

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

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

        a:hover {
            color: var(--amber-glow);
        }

        button {
            cursor: pointer;
            font-family: var(--font-body);
        }

        /* Container */
        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(26, 2, 2, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(251, 191, 36, 0.3);
            box-shadow: 0 4px 20px rgba(0,0,0,0.5);
            padding: 14px 0;
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .logo-brand {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: #FDE68A;
            display: flex;
            align-items: center;
            gap: 8px;
            text-shadow: 0 2px 8px rgba(251,191,36,0.5);
        }

        .logo-icon {
            font-size: 2rem;
            color: var(--emperor-gold);
        }

        .nav-links {
            list-style: none;
            display: flex;
            gap: 1.8rem;
            align-items: center;
            margin: 0;
        }

        .nav-links a {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--text-taupe);
            padding: 8px 2px;
            position: relative;
            white-space: nowrap;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0%;
            height: 2px;
            background: var(--emperor-gold);
            transition: width 0.25s ease;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a.active {
            color: var(--emperor-gold);
        }

        .nav-links a:hover {
            color: var(--amber-glow);
        }

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

        .btn-login {
            background: transparent;
            border: 1.5px solid var(--emperor-gold);
            color: var(--emperor-gold);
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 700;
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .btn-login:hover {
            background: rgba(251,191,36,0.1);
            border-color: var(--amber-glow);
            color: #fff;
        }

        .btn-signup {
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            border: none;
            color: #2B0404;
            padding: 11px 28px;
            border-radius: 30px;
            font-weight: 800;
            box-shadow: 0 4px 18px rgba(245,158,11,0.45);
            transition: var(--transition);
            font-size: 0.95rem;
            white-space: nowrap;
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(245,158,11,0.65);
            color: #1A0202;
        }

        /* Category Hero */
        .cat-hero {
            padding: 170px 0 90px;
            background: linear-gradient(180deg, rgba(69,10,10,0.85) 0%, rgba(10,1,1,0.95) 100%), url('/assets/images/backpic/back-4.jpg') center center / cover no-repeat;
            background-blend-mode: overlay;
            text-align: left;
            border-bottom: 2px solid rgba(251,191,36,0.4);
        }

        .cat-hero-content h1 {
            font-family: var(--font-heading);
            font-size: clamp(2.2rem, 5vw, 3.5rem);
            font-weight: 800;
            color: #FDE68A;
            text-shadow: 0 4px 15px rgba(251,191,36,0.5);
            margin-bottom: 1rem;
            line-height: 1.2;
        }

        .cat-hero-content .lead {
            font-size: 1.2rem;
            color: var(--text-taupe);
            margin-bottom: 2rem;
            max-width: 800px;
        }

        /* Flash Sale Bar */
        .flash-bar {
            background: linear-gradient(90deg, #8B0000 0%, #C62828 50%, #8B0000 100%);
            border: 1px solid rgba(255,215,0,0.6);
            border-radius: var(--radius-lg);
            padding: 1rem 2rem;
            display: inline-flex;
            align-items: center;
            gap: 2rem;
            flex-wrap: wrap;
            box-shadow: 0 10px 30px rgba(255,0,0,0.3);
            margin-bottom: 1.5rem;
        }

        .countdown {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 900;
            color: #FFD700;
            background: rgba(0,0,0,0.5);
            padding: 0.5rem 1.5rem;
            border-radius: 30px;
            border: 2px dashed #FFD700;
            letter-spacing: 2px;
        }

        .flash-text {
            font-weight: 700;
            color: #FFF;
            font-size: 1.1rem;
        }

        .flash-text strong {
            color: #FFD700;
            font-size: 1.3rem;
        }

        .btn-flash {
            background: #FFD700;
            color: #1A0202;
            font-weight: 900;
            padding: 12px 35px;
            border-radius: 30px;
            font-size: 1.1rem;
            box-shadow: 0 0 25px rgba(255,215,0,0.7);
            border: none;
            transition: 0.2s;
        }

        .btn-flash:hover {
            background: #FFA000;
            transform: scale(1.05);
            color: #000;
        }

        .featured-card {
            background: var(--card-bg);
            backdrop-filter: blur(15px);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 2rem;
            display: flex;
            gap: 2rem;
            align-items: center;
            box-shadow: var(--shadow-card);
            margin-top: 2rem;
        }

        .featured-card img {
            width: 150px;
            border-radius: var(--radius-sm);
            border: 2px solid var(--emperor-gold);
        }

        .featured-info h3 {
            font-family: var(--font-heading);
            color: var(--text-gold);
        }

        .hot-tag {
            background: #DC2626;
            color: white;
            padding: 4px 15px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 800;
            display: inline-block;
            margin-bottom: 10px;
        }

        /* Sections General */
        .section-pad {
            padding: 90px 0;
        }

        .section-header {
            margin-bottom: 60px;
        }

        .section-header h2 {
            font-family: var(--font-heading);
            font-size: clamp(2rem, 4vw, 2.8rem);
            color: #FDE68A;
            margin-bottom: 0.8rem;
        }

        .section-header p {
            font-size: 1.1rem;
            color: var(--text-taupe);
            max-width: 700px;
        }

        /* Game List Grid */
        .game-list-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 2rem;
        }

        .game-card {
            background: var(--card-bg);
            backdrop-filter: blur(10px);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
        }

        .game-card:hover {
            transform: translateY(-8px);
            border-color: var(--emperor-gold);
            box-shadow: var(--shadow-gold);
        }

        .card-img-wrap {
            position: relative;
            height: 200px;
            overflow: hidden;
            border-bottom: 2px solid var(--card-border);
        }

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

        .rank-badge {
            position: absolute;
            top: 15px;
            left: 15px;
            background: linear-gradient(135deg, #F59E0B, #D97706);
            color: #1A0202;
            font-weight: 900;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.9rem;
            box-shadow: 0 4px 15px rgba(0,0,0,0.5);
        }

        .card-body {
            padding: 1.5rem;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .card-body h3 {
            font-family: var(--font-heading);
            font-size: 1.4rem;
            color: var(--text-gold);
            margin-bottom: 0.5rem;
        }

        .card-body .desc {
            color: var(--text-taupe);
            font-size: 0.95rem;
            margin-bottom: 1rem;
            flex-grow: 1;
        }

        .specs-list {
            list-style: none;
            padding: 0;
            margin: 0 0 1.5rem;
        }

        .specs-list li {
            font-size: 0.9rem;
            margin-bottom: 0.5rem;
            color: var(--muted-warm);
        }

        .specs-list i {
            color: var(--emperor-gold);
            width: 20px;
        }

        .btn-play {
            background: linear-gradient(135deg, #1E3A8A 0%, #2563EB 100%);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 30px;
            font-weight: 800;
            text-align: center;
            display: block;
            box-shadow: 0 4px 15px rgba(37,99,235,0.4);
            transition: var(--transition);
        }

        .btn-play:hover {
            background: linear-gradient(135deg, #2563EB 0%, #1D4ED8 100%);
            color: white;
            transform: scale(1.03);
        }

        /* Provider Spotlight */
        .provider-logos {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            justify-content: center;
            align-items: center;
            background: rgba(20,5,5,0.7);
            border-radius: var(--radius-lg);
            padding: 3rem 2rem;
            border: 1px solid var(--card-border);
        }

        .provider-item {
            filter: grayscale(0.3) brightness(0.9);
            transition: 0.3s;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.5rem;
            color: #D4AF37;
            opacity: 0.7;
        }

        .provider-item:hover {
            filter: none;
            opacity: 1;
            color: #FBBF24;
        }

        /* FAQ */
        .faq-list {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-bg);
            backdrop-filter: blur(12px);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            margin-bottom: 1.5rem;
            padding: 1.5rem 2rem;
            transition: 0.3s;
        }

        .faq-item h3 {
            font-family: var(--font-heading);
            color: var(--emperor-gold);
            margin-bottom: 0.5rem;
            font-size: 1.2rem;
            cursor: pointer;
        }

        .faq-item p {
            color: var(--text-taupe);
            margin: 0;
        }

        /* CTA Footer */
        .cta-strip {
            background: linear-gradient(90deg, #2B0404, #450A0A);
            border-top: 2px solid var(--emperor-gold);
            border-bottom: 2px solid var(--emperor-gold);
            padding: 50px 0;
            text-align: center;
        }

        .cta-strip h2 {
            font-family: var(--font-heading);
            color: #FDE68A;
            font-size: 2rem;
        }

        .btn-cta-large {
            background: linear-gradient(135deg, #F59E0B, #F97316);
            color: #1A0202;
            font-weight: 900;
            padding: 18px 55px;
            border-radius: 40px;
            font-size: 1.3rem;
            border: none;
            box-shadow: 0 8px 30px rgba(245,158,11,0.6);
            margin-top: 1.5rem;
            display: inline-block;
            transition: 0.3s;
        }

        .btn-cta-large:hover {
            transform: scale(1.05);
            color: #000;
        }

        /* News Block */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 2rem;
        }

        .news-item {
            background: var(--card-bg);
            border-radius: var(--radius-sm);
            overflow: hidden;
            border: 1px solid var(--card-border);
            transition: var(--transition);
        }

        .news-item:hover {
            border-color: var(--emperor-gold);
        }

        .news-body {
            padding: 1.5rem;
        }

        .news-body time {
            color: var(--muted-warm);
            font-size: 0.8rem;
        }

        .news-body h4 {
            color: var(--text-gold);
            margin: 0.5rem 0;
        }

        /* Footer */
        .footer-section {
            background: #0A0101;
            padding: 70px 0 30px;
            border-top: 2px solid var(--card-border);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            color: var(--emperor-gold);
            margin-bottom: 1rem;
            font-size: 1.2rem;
        }

        .footer-col p, .footer-col li {
            color: var(--text-taupe);
            font-size: 0.95rem;
        }

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

        .footer-col li {
            margin-bottom: 0.6rem;
        }

        .footer-bottom {
            text-align: center;
            color: var(--muted-warm);
            font-size: 0.9rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 2rem;
        }

        /* Mobile */
        @media (max-width: 768px) {
            .header-inner {
                flex-direction: column;
                gap: 15px;
            }
            .nav-links {
                gap: 1rem;
                flex-wrap: wrap;
                justify-content: center;
            }
            .header-auth {
                width: 100%;
                justify-content: center;
            }
            .cat-hero {
                padding: 150px 0 60px;
                text-align: center;
            }
            .flash-bar {
                flex-direction: column;
                text-align: center;
            }
            .featured-card {
                flex-direction: column;
                text-align: center;
            }
            .game-list-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 520px) {
            .btn-login, .btn-signup {
                padding: 8px 18px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category3 */
:root {
            --royal-crimson: #450A0A;
            --midnight-wine: #2B0404;
            --deep-velvet: #1A0202;
            --emperor-gold: #FBBF24;
            --amber-glow: #F59E0B;
            --mandarine: #F97316;
            --text-cream: #FFFBEB;
            --text-gold: #FDE68A;
            --text-taupe: #E7E5E4;
            --muted-warm: #D4A373;
            --card-bg: rgba(69, 10, 10, 0.6);
            --card-border: rgba(251, 191, 36, 0.25);
            --glass-bg: rgba(10, 5, 5, 0.7);
            --shadow-gold: 0 6px 25px rgba(251, 191, 36, 0.25);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.6);
            --radius-sm: 12px;
            --radius-md: 18px;
            --radius-lg: 28px;
            --font-heading: 'Georgia', 'Times New Roman', serif;
            --font-body: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-body);
            line-height: 1.65;
            background: radial-gradient(ellipse at top left, #2B0404 0%, #0A0101 60%, #000000 100%);
            color: var(--text-cream);
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
        }

        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            background: repeating-linear-gradient(0deg, rgba(251, 191, 36, 0.03) 0px, transparent 3px);
            z-index: -1;
        }

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

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

        a:hover {
            color: var(--amber-glow);
        }

        button {
            cursor: pointer;
            font-family: var(--font-body);
        }

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(26, 2, 2, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(251, 191, 36, 0.3);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
            padding: 14px 0;
            transition: var(--transition);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }

        .logo-brand {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: #FDE68A;
            display: flex;
            align-items: center;
            gap: 8px;
            text-shadow: 0 2px 8px rgba(251, 191, 36, 0.5);
        }

        .logo-icon {
            font-size: 2rem;
            color: var(--emperor-gold);
        }

        .nav-links {
            list-style: none;
            display: flex;
            gap: 2rem;
            align-items: center;
            margin: 0;
        }

        .nav-links a {
            font-weight: 600;
            font-size: 1rem;
            color: var(--text-taupe);
            padding: 8px 2px;
            position: relative;
            white-space: nowrap;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0%;
            height: 2px;
            background: var(--emperor-gold);
            transition: width 0.25s ease;
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a.active {
            color: var(--emperor-gold);
        }

        .nav-links a:hover {
            color: var(--amber-glow);
        }

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

        .btn-login {
            background: transparent;
            border: 1.5px solid var(--emperor-gold);
            color: var(--emperor-gold);
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 700;
            transition: var(--transition);
            font-size: 0.95rem;
        }

        .btn-login:hover {
            background: rgba(251, 191, 36, 0.1);
            border-color: var(--amber-glow);
            color: #fff;
        }

        .btn-signup {
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            border: none;
            color: #2B0404;
            padding: 11px 28px;
            border-radius: 30px;
            font-weight: 800;
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.45);
            transition: var(--transition);
            font-size: 0.95rem;
            white-space: nowrap;
        }

        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(245, 158, 11, 0.65);
            color: #1A0202;
        }

        .hero-section {
            padding: 180px 0 100px;
            position: relative;
            background: linear-gradient(180deg, rgba(69, 10, 10, 0.8) 0%, rgba(10, 1, 1, 0.9) 100%),
                url('/assets/images/backpic/back-3.jpg') center center / cover no-repeat;
            background-blend-mode: overlay;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 0.8fr;
            gap: 50px;
            align-items: center;
        }

        .hero-content h1 {
            font-size: clamp(2.4rem, 4.5vw, 3.4rem);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 1.2rem;
            color: #FDE68A;
            text-shadow: 0 4px 15px rgba(251, 191, 36, 0.45);
        }

        .hero-content p {
            font-size: 1.15rem;
            color: var(--text-taupe);
            margin-bottom: 1.8rem;
            max-width: 600px;
        }

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

        .badge-item {
            background: rgba(251, 191, 36, 0.15);
            border: 1px solid rgba(251, 191, 36, 0.35);
            padding: 8px 20px;
            border-radius: 40px;
            font-weight: 700;
            color: #FDE68A;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hero-visual {
            display: flex;
            justify-content: center;
        }

        .visual-card {
            background: var(--glass-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-lg);
            padding: 28px;
            backdrop-filter: blur(14px);
            text-align: center;
            box-shadow: var(--shadow-card);
        }

        .visual-card img {
            border-radius: var(--radius-sm);
            margin-bottom: 1rem;
        }

        .visual-card .stats {
            display: flex;
            justify-content: space-around;
            margin-top: 1rem;
        }

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

        .stat-value {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--emperor-gold);
        }

        .stat-label {
            font-size: 0.85rem;
            color: var(--text-taupe);
        }

        .section-block {
            padding: 80px 0;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 800;
            color: #FDE68A;
            margin-bottom: 0.8rem;
            text-align: left;
        }

        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-taupe);
            margin-bottom: 3rem;
            text-align: left;
        }

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

        .strategy-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            transition: var(--transition);
            backdrop-filter: blur(8px);
        }

        .strategy-card:hover {
            transform: translateY(-6px);
            border-color: var(--emperor-gold);
            box-shadow: 0 14px 35px rgba(0, 0, 0, 0.7);
        }

        .strategy-icon {
            font-size: 2.4rem;
            color: var(--emperor-gold);
            margin-bottom: 1rem;
        }

        .strategy-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: #FDE68A;
            margin-bottom: 0.6rem;
        }

        .strategy-card p {
            color: var(--text-taupe);
            font-size: 0.95rem;
            line-height: 1.6;
        }

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

        .tips-list li {
            background: var(--glass-bg);
            border-left: 4px solid var(--emperor-gold);
            margin-bottom: 16px;
            padding: 20px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            transition: var(--transition);
        }

        .tips-list li:hover {
            background: rgba(251, 191, 36, 0.08);
            border-left-color: var(--mandarine);
        }

        .tips-list h4 {
            font-weight: 700;
            color: #FDE68A;
            margin-bottom: 6px;
        }

        .tips-list p {
            color: var(--text-taupe);
            margin: 0;
        }

        .video-section {
            background: rgba(69, 10, 10, 0.4);
            padding: 80px 0;
            border-top: 1px solid rgba(251, 191, 36, 0.2);
            border-bottom: 1px solid rgba(251, 191, 36, 0.2);
        }

        .video-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .video-card {
            background: var(--glass-bg);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--card-border);
            transition: var(--transition);
        }

        .video-card:hover {
            border-color: var(--emperor-gold);
            transform: translateY(-4px);
        }

        .video-thumb {
            position: relative;
            width: 100%;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }

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

        .play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: rgba(245, 158, 11, 0.85);
            color: #1A0202;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            box-shadow: 0 0 25px rgba(245, 158, 11, 0.7);
        }

        .video-info {
            padding: 20px;
        }

        .video-info h4 {
            color: #FDE68A;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .video-info p {
            color: var(--text-taupe);
            font-size: 0.9rem;
            margin: 0;
        }

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

        .news-card {
            background: var(--card-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }

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

        .news-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }

        .news-body {
            padding: 20px;
        }

        .news-body h4 {
            font-weight: 700;
            font-size: 1.1rem;
            color: #FDE68A;
            margin-bottom: 8px;
        }

        .news-body p {
            color: var(--text-taupe);
            font-size: 0.9rem;
        }

        .faq-block {
            padding: 80px 0;
        }

        .faq-item {
            background: var(--glass-bg);
            border: 1px solid var(--card-border);
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
            padding: 22px 28px;
            transition: var(--transition);
        }

        .faq-item h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #FDE68A;
            margin-bottom: 6px;
        }

        .faq-item p {
            color: var(--text-taupe);
            margin: 0;
        }

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

        .cta-bottom {
            padding: 80px 0;
            background: linear-gradient(180deg, rgba(69, 10, 10, 0.6) 0%, rgba(26, 2, 2, 0.95) 100%);
            border-top: 2px solid rgba(251, 191, 36, 0.25);
            text-align: center;
        }

        .cta-bottom h2 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #FDE68A;
            margin-bottom: 1rem;
        }

        .cta-bottom p {
            max-width: 700px;
            margin: 0 auto 2rem;
            color: var(--text-taupe);
            font-size: 1.1rem;
        }

        .cta-bottom .btn-signup {
            font-size: 1.15rem;
            padding: 16px 48px;
        }

        .footer-section {
            background: rgba(10, 1, 1, 0.95);
            padding: 60px 0 20px;
            border-top: 1px solid rgba(251, 191, 36, 0.25);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            color: #FDE68A;
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .footer-col p,
        .footer-col li {
            color: var(--text-taupe);
            font-size: 0.9rem;
        }

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

        .footer-col ul li {
            margin-bottom: 6px;
        }

        .footer-col a {
            color: var(--text-taupe);
        }

        .footer-col a:hover {
            color: var(--emperor-gold);
        }

        .footer-bottom {
            border-top: 1px solid rgba(251, 191, 36, 0.2);
            padding-top: 20px;
            text-align: center;
            color: var(--text-taupe);
            font-size: 0.85rem;
        }

        .fab-float {
            position: fixed;
            left: 20px;
            bottom: 100px;
            z-index: 50;
        }

        .fab-icon {
            width: 56px;
            height: 56px;
            background: linear-gradient(145deg, #F59E0B, #B45309);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #1A0202;
            font-size: 1.7rem;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.45);
            transition: var(--transition);
            cursor: pointer;
        }

        .fab-icon:hover {
            transform: scale(1.1) rotate(360deg);
            box-shadow: 0 10px 30px rgba(245, 158, 11, 0.7);
        }

        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
            }
            .strategy-grid,
            .news-grid {
                grid-template-columns: 1fr 1fr;
            }
            .video-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                gap: 1rem;
            }
            .header-inner {
                flex-direction: column;
                gap: 12px;
            }
            .strategy-grid,
            .news-grid {
                grid-template-columns: 1fr;
            }
            .hero-section {
                padding: 150px 0 60px;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .header-auth {
                flex-wrap: wrap;
                justify-content: center;
            }
        }

/* roulang page: category4 */
:root {
            --royal-crimson: #450A0A;
            --midnight-wine: #2B0404;
            --deep-velvet: #1A0202;
            --emperor-gold: #FBBF24;
            --amber-glow: #F59E0B;
            --mandarine: #F97316;
            --text-cream: #FFFBEB;
            --text-gold: #FDE68A;
            --text-taupe: #E7E5E4;
            --muted-warm: #D4A373;
            --card-bg: rgba(69, 10, 10, 0.6);
            --card-border: rgba(251, 191, 36, 0.25);
            --glass-bg: rgba(10, 5, 5, 0.7);
            --shadow-gold: 0 6px 25px rgba(251, 191, 36, 0.25);
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.6);
            --radius-sm: 12px;
            --radius-md: 18px;
            --radius-lg: 28px;
            --font-heading: 'Georgia', 'Times New Roman', serif;
            --font-body: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --cyber-blue: #06B6D4;
            --cyber-purple: #8B5CF6;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-body);
            line-height: 1.65;
            background: radial-gradient(ellipse at top left, #0E0E1E 0%, #07070D 60%, #020205 100%);
            color: var(--text-cream);
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
            margin: 0;
            padding: 0;
        }
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            background: 
                repeating-linear-gradient(0deg, rgba(6,182,212,0.03) 0px, transparent 2px),
                radial-gradient(circle at 30% 40%, rgba(139,92,246,0.08) 0%, transparent 50%);
            z-index: -1;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: var(--cyber-blue);
            transition: var(--transition);
        }
        a:hover {
            color: #22D3EE;
        }
        button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 999;
            background: rgba(7,7,13,0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(6,182,212,0.25);
            box-shadow: 0 4px 20px rgba(0,0,0,0.6);
            padding: 12px 0;
            transition: var(--transition);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .logo-brand {
            font-family: var(--font-heading);
            font-size: 1.7rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #A5F3FC;
            display: flex;
            align-items: center;
            gap: 10px;
            text-shadow: 0 2px 12px rgba(6,182,212,0.6);
            background: linear-gradient(135deg, #22D3EE, #A78BFA);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo-icon {
            font-size: 2.2rem;
            color: #06B6D4;
            -webkit-text-fill-color: initial;
            text-shadow: 0 0 18px #06B6D4;
        }
        .nav-links {
            list-style: none;
            display: flex;
            gap: 1.8rem;
            align-items: center;
            margin: 0;
        }
        .nav-links a {
            font-weight: 600;
            font-size: 1rem;
            color: #CBD5E1;
            padding: 8px 4px;
            position: relative;
            white-space: nowrap;
            transition: color 0.2s;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0%;
            height: 2px;
            background: linear-gradient(90deg, #06B6D4, #8B5CF6);
            transition: width 0.3s ease;
            box-shadow: 0 0 10px #06B6D4;
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-links a.active {
            color: #22D3EE;
            text-shadow: 0 0 10px rgba(6,182,212,0.5);
        }
        .nav-links a:hover {
            color: #A78BFA;
        }
        .header-auth {
            display: flex;
            gap: 12px;
            align-items: center;
        }
        .btn-login {
            background: transparent;
            border: 1.5px solid #06B6D4;
            color: #06B6D4;
            padding: 10px 22px;
            border-radius: 30px;
            font-weight: 700;
            transition: var(--transition);
            font-size: 0.95rem;
            box-shadow: 0 0 12px rgba(6,182,212,0.25);
        }
        .btn-login:hover {
            background: rgba(6,182,212,0.15);
            border-color: #22D3EE;
            color: #fff;
            box-shadow: 0 0 20px rgba(6,182,212,0.5);
        }
        .btn-signup {
            background: linear-gradient(135deg, #06B6D4 0%, #8B5CF6 100%);
            border: none;
            color: #fff;
            padding: 11px 28px;
            border-radius: 30px;
            font-weight: 800;
            box-shadow: 0 4px 20px rgba(6,182,212,0.55);
            transition: var(--transition);
            font-size: 0.95rem;
            white-space: nowrap;
        }
        .btn-signup:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(139,92,246,0.7);
            color: #fff;
        }
        /* Mobile Nav */
        @media (max-width: 1024px) {
            .nav-links {
                gap: 1.2rem;
            }
            .header-auth .btn-login,
            .header-auth .btn-signup {
                padding: 8px 16px;
                font-size: 0.85rem;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
            }
            .nav-links {
                flex-wrap: wrap;
                gap: 0.8rem 1.5rem;
            }
            .header-auth {
                width: 100%;
                justify-content: flex-start;
            }
        }
        /* Category Hero */
        .cat-hero {
            padding: 170px 0 90px;
            position: relative;
            background: linear-gradient(180deg, rgba(14,14,30,0.85) 0%, rgba(7,7,13,0.95) 100%), url('/assets/images/backpic/back-6.jpg') center center / cover no-repeat;
            background-blend-mode: overlay;
        }
        .cat-hero-grid {
            display: grid;
            grid-template-columns: 1fr 1.1fr;
            gap: 50px;
            align-items: center;
        }
        .cat-hero-title {
            font-size: clamp(2.4rem, 5vw, 3.4rem);
            font-weight: 800;
            line-height: 1.15;
            color: #A5F3FC;
            text-shadow: 0 4px 18px rgba(6,182,212,0.4);
            margin-bottom: 1.2rem;
            font-family: var(--font-heading);
            letter-spacing: -0.5px;
        }
        .cat-hero-sub {
            font-size: 1.2rem;
            color: #CBD5E1;
            line-height: 1.6;
            margin-bottom: 2rem;
        }
        .cat-hero-kpis {
            display: flex;
            gap: 30px;
            flex-wrap: wrap;
            margin-bottom: 2.2rem;
        }
        .kpi-item {
            display: flex;
            flex-direction: column;
        }
        .kpi-num {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(135deg, #06B6D4, #8B5CF6);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .kpi-label {
            font-size: 0.9rem;
            color: #94A3B8;
        }
        .cat-hero-img {
            background: rgba(6,182,212,0.1);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: 0 0 35px rgba(6,182,212,0.3);
            border: 1px solid rgba(6,182,212,0.3);
            transform: rotate(-1deg);
            transition: transform 0.4s;
        }
        .cat-hero-img:hover {
            transform: rotate(0deg) scale(1.02);
        }
        .cat-hero-img img {
            width: 100%;
            height: auto;
            display: block;
        }
        @media (max-width: 768px) {
            .cat-hero-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .cat-hero-img {
                transform: none;
            }
        }
        /* Section Styles */
        .section {
            padding: 80px 0;
        }
        .section-head {
            margin-bottom: 50px;
            max-width: 700px;
        }
        .section-label {
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: #22D3EE;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .section-title {
            font-size: clamp(2rem, 4vw, 2.8rem);
            font-weight: 800;
            color: #F8FAFC;
            line-height: 1.25;
            margin-bottom: 15px;
            font-family: var(--font-heading);
        }
        .section-desc {
            color: #94A3B8;
            font-size: 1.1rem;
            line-height: 1.7;
        }
        /* Cards Grid */
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }
        .feature-card {
            background: rgba(14,14,30,0.7);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(6,182,212,0.2);
            border-radius: var(--radius-md);
            padding: 35px 25px;
            transition: var(--transition);
            box-shadow: 0 4px 20px rgba(0,0,0,0.4);
        }
        .feature-card:hover {
            border-color: #06B6D4;
            box-shadow: 0 10px 30px rgba(6,182,212,0.25);
            transform: translateY(-5px);
            background: rgba(14,14,30,0.85);
        }
        .feature-icon {
            font-size: 2.5rem;
            color: #06B6D4;
            margin-bottom: 20px;
            text-shadow: 0 0 15px rgba(6,182,212,0.6);
        }
        .feature-card h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: #F1F5F9;
            margin-bottom: 12px;
        }
        .feature-card p {
            color: #94A3B8;
            line-height: 1.7;
            font-size: 1rem;
        }
        /* Visual Cards */
        .visual-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            margin-bottom: 60px;
        }
        .visual-row:last-child {
            margin-bottom: 0;
        }
        .visual-img {
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid rgba(6,182,212,0.2);
            box-shadow: 0 0 25px rgba(0,0,0,0.5);
            transition: var(--transition);
        }
        .visual-img:hover {
            border-color: #06B6D4;
            box-shadow: 0 0 35px rgba(6,182,212,0.3);
        }
        .visual-text h3 {
            font-size: 1.8rem;
            font-weight: 800;
            color: #F8FAFC;
            margin-bottom: 1rem;
            font-family: var(--font-heading);
        }
        .visual-text p {
            color: #CBD5E1;
            font-size: 1.1rem;
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }
        @media (max-width: 768px) {
            .visual-row {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }
        /* List Section */
        .content-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
        }
        .post-card {
            background: rgba(14,14,30,0.65);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(6,182,212,0.2);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(0,0,0,0.4);
        }
        .post-card:hover {
            border-color: #06B6D4;
            box-shadow: 0 8px 25px rgba(6,182,212,0.25);
            transform: translateY(-4px);
        }
        .post-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-bottom: 2px solid rgba(6,182,212,0.3);
        }
        .post-body {
            padding: 20px;
        }
        .post-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #F1F5F9;
            margin-bottom: 8px;
        }
        .post-body p {
            color: #94A3B8;
            font-size: 0.95rem;
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .post-meta {
            font-size: 0.85rem;
            color: #22D3EE;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .btn-outline-sm {
            border: 1px solid #06B6D4;
            color: #06B6D4;
            padding: 8px 18px;
            border-radius: 25px;
            font-weight: 600;
            font-size: 0.9rem;
            background: transparent;
            transition: var(--transition);
        }
        .btn-outline-sm:hover {
            background: rgba(6,182,212,0.15);
            color: #fff;
            box-shadow: 0 0 15px rgba(6,182,212,0.4);
        }
        .view-all {
            text-align: right;
            margin-top: 30px;
        }
        /* Footer */
        .footer-section {
            background: rgba(2,2,5,0.9);
            backdrop-filter: blur(15px);
            border-top: 1px solid rgba(6,182,212,0.3);
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 35px;
            margin-bottom: 40px;
        }
        .footer-col h4 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #A5F3FC;
            margin-bottom: 18px;
            font-family: var(--font-heading);
        }
        .footer-col p, .footer-col li {
            color: #CBD5E1;
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col li {
            margin-bottom: 10px;
        }
        .footer-col a {
            color: #94A3B8;
            transition: color 0.2s;
        }
        .footer-col a:hover {
            color: #06B6D4;
        }
        .footer-bottom {
            text-align: center;
            padding-top: 25px;
            border-top: 1px solid rgba(6,182,212,0.2);
            font-size: 0.9rem;
            color: #64748B;
        }
        @media (max-width: 768px) {
            .section {
                padding: 50px 0;
            }
        }