/* roulang page: index */
:root {
            --gold: #FFD700;
            --crimson: #8B0000;
            --darkwine: #4A0007;
            --amber: #FF9F00;
            --warmwhite: #FFFDF9;
            --goldlight: #FEF08A;
            --deepred: #5C0000;
            --charcoal: #2A0003;
            --shadow-gold: 0 4px 20px rgba(255,215,0,0.3);
        }
        body { font-family: 'Inter', system-ui, sans-serif; background-color: var(--crimson); color: var(--warmwhite); line-height: 1.6; -webkit-font-smoothing: antialiased; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        .nav-blur { background: rgba(74,0,7,0.85); backdrop-filter: blur(10px); }
        .btn-gold { background: linear-gradient(135deg, var(--gold), var(--amber)); color: var(--charcoal); font-weight: 700; padding: 12px 28px; border-radius: 50px; transition: all 0.3s ease; box-shadow: 0 4px 15px rgba(255,215,0,0.4); }
        .btn-gold:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(255,215,0,0.6); }
        .btn-outline { border: 2px solid var(--gold); color: var(--gold); padding: 10px 24px; border-radius: 50px; font-weight: 600; transition: all 0.3s ease; }
        .btn-outline:hover { background: var(--gold); color: var(--charcoal); }
        .card-premium { background: rgba(42,0,3,0.8); border: 1px solid rgba(255,215,0,0.3); border-radius: 16px; transition: all 0.3s ease; }
        .card-premium:hover { border-color: var(--gold); box-shadow: var(--shadow-gold); transform: translateY(-4px); }
        .gold-text { color: var(--gold); }
        .gold-border { border-color: var(--gold); }
        .fab-royal { position: fixed; left: 16px; bottom: 96px; z-index: 50; width: 56px; height: 56px; background: radial-gradient(circle at 30% 30%, #5C0000, #2A0003); border: 2px solid var(--gold); border-radius: 50%; box-shadow: var(--shadow-gold); display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all 0.3s ease; animation: floatRoyal 3s infinite ease-in-out; }
        .fab-royal:hover { transform: scale(1.15); box-shadow: 0 6px 30px rgba(255,215,0,0.6); }
        .fab-royal i { color: var(--gold); font-size: 24px; transition: transform 0.4s; }
        .fab-royal:hover i { transform: rotate(360deg); }
        .fab-noti { position: absolute; top: 4px; right: 4px; width: 12px; height: 12px; background: #D32F2F; border-radius: 50%; border: 2px solid var(--gold); animation: blink 1.5s infinite; }
        @keyframes floatRoyal { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
        @keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }
        @media (max-width: 768px) {
            .container { padding: 0 15px; }
            .mobile-nav { display: none; }
            .mobile-nav.active { display: flex; flex-direction: column; width: 100%; background: var(--darkwine); padding: 20px; border-top: 1px solid var(--gold); }
        }

/* roulang page: article */
:root {
            --gold: #FFD700;
            --crimson: #8B0000;
            --darkwine: #4A0007;
            --amber: #FF9F00;
            --warmwhite: #FFFDF9;
            --goldlight: #FEF08A;
            --deepred: #5C0000;
            --charcoal: #2A0003;
            --shadow-gold: 0 4px 20px rgba(255,215,0,0.3);
        }
        
        body {
            font-family: 'Inter', system-ui, sans-serif;
            background-color: var(--crimson);
            color: var(--warmwhite);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        .nav-blur {
            background: rgba(74,0,7,0.85);
            backdrop-filter: blur(10px);
        }
        
        .btn-gold {
            background: linear-gradient(135deg, var(--gold), var(--amber));
            color: var(--charcoal);
            font-weight: 700;
            padding: 12px 28px;
            border-radius: 50px;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(255,215,0,0.4);
            display: inline-block;
            text-decoration: none;
        }
        
        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(255,215,0,0.6);
        }
        
        .btn-outline {
            border: 2px solid var(--gold);
            color: var(--gold);
            padding: 10px 24px;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-block;
            text-decoration: none;
        }
        
        .btn-outline:hover {
            background: var(--gold);
            color: var(--charcoal);
        }
        
        .card-premium {
            background: rgba(42,0,3,0.8);
            border: 1px solid rgba(255,215,0,0.3);
            border-radius: 16px;
            transition: all 0.3s ease;
        }
        
        .card-premium:hover {
            border-color: var(--gold);
            box-shadow: var(--shadow-gold);
            transform: translateY(-4px);
        }
        
        .gold-text {
            color: var(--gold);
        }
        
        .gold-border {
            border-color: var(--gold);
        }
        
        .mobile-nav {
            display: none;
        }
        
        .mobile-nav.active {
            display: flex;
            flex-direction: column;
            width: 100%;
            background: var(--darkwine);
            padding: 20px;
            border-top: 1px solid var(--gold);
        }
        
        .breadcrumb a {
            color: var(--goldlight);
            transition: color 0.2s;
        }
        
        .breadcrumb a:hover {
            color: var(--gold);
        }
        
        .article-content {
            max-width: 800px;
            margin: 0 auto;
            line-height: 1.7;
            font-size: 1.05rem;
        }
        
        .article-content h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            color: var(--gold);
        }
        
        .article-content h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin-top: 2rem;
            margin-bottom: 0.8rem;
            color: var(--goldlight);
        }
        
        .article-content p {
            margin-bottom: 1.2rem;
        }
        
        .article-content ul, .article-content ol {
            margin-left: 1.5rem;
            margin-bottom: 1.2rem;
        }
        
        .article-content li {
            margin-bottom: 0.5rem;
        }
        
        .article-content blockquote {
            border-left: 4px solid var(--gold);
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            background: rgba(255,215,0,0.05);
            font-style: italic;
            border-radius: 0 8px 8px 0;
        }
        
        .banner-bg {
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            position: relative;
        }
        
        .banner-bg::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(74,0,7,0.85), rgba(42,0,3,0.95));
        }
        
        .banner-content {
            position: relative;
            z-index: 1;
        }
        
        .related-card {
            background: rgba(42,0,3,0.9);
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid rgba(255,215,0,0.2);
            transition: all 0.3s ease;
        }
        
        .related-card:hover {
            border-color: var(--gold);
            box-shadow: var(--shadow-gold);
        }
        
        .related-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }
        
        @media (max-width: 768px) {
            .container {
                padding: 0 15px;
            }
            .mobile-nav {
                display: none;
            }
            .mobile-nav.active {
                display: flex;
                flex-direction: column;
                width: 100%;
                background: var(--darkwine);
                padding: 20px;
                border-top: 1px solid var(--gold);
            }
            .article-content {
                font-size: 1rem;
            }
            .article-content h2 {
                font-size: 1.5rem;
            }
            .article-content h3 {
                font-size: 1.2rem;
            }
            .related-card img {
                height: 140px;
            }
        }

/* roulang page: category1 */
:root {
            --gold: #FFD700;
            --crimson: #8B0000;
            --darkwine: #4A0007;
            --amber: #FF9F00;
            --warmwhite: #FFFDF9;
            --goldlight: #FEF08A;
            --deepred: #5C0000;
            --charcoal: #2A0003;
            --shadow-gold: 0 4px 20px rgba(255,215,0,0.3);
        }
        body { 
            font-family: 'Inter', system-ui, sans-serif; 
            background-color: var(--crimson); 
            color: var(--warmwhite); 
            line-height: 1.6; 
            -webkit-font-smoothing: antialiased; 
        }
        .container { 
            max-width: 1200px; 
            margin: 0 auto; 
            padding: 0 20px; 
        }
        .nav-blur { 
            background: rgba(74,0,7,0.85); 
            backdrop-filter: blur(10px); 
        }
        .btn-gold { 
            background: linear-gradient(135deg, var(--gold), var(--amber)); 
            color: var(--charcoal); 
            font-weight: 700; 
            padding: 12px 28px; 
            border-radius: 50px; 
            transition: all 0.3s ease; 
            box-shadow: 0 4px 15px rgba(255,215,0,0.4); 
            text-decoration: none;
            display: inline-block;
        }
        .btn-gold:hover { 
            transform: translateY(-2px); 
            box-shadow: 0 8px 25px rgba(255,215,0,0.6); 
        }
        .btn-outline { 
            border: 2px solid var(--gold); 
            color: var(--gold); 
            padding: 10px 24px; 
            border-radius: 50px; 
            font-weight: 600; 
            transition: all 0.3s ease; 
            text-decoration: none;
            display: inline-block;
        }
        .btn-outline:hover { 
            background: var(--gold); 
            color: var(--charcoal); 
        }
        .card-premium { 
            background: rgba(42,0,3,0.8); 
            border: 1px solid rgba(255,215,0,0.3); 
            border-radius: 16px; 
            transition: all 0.3s ease; 
        }
        .card-premium:hover { 
            border-color: var(--gold); 
            box-shadow: var(--shadow-gold); 
            transform: translateY(-4px); 
        }
        .gold-text { color: var(--gold); }
        .gold-border { border-color: var(--gold); }
        .bg-charcoal { background-color: var(--charcoal); }
        .bg-darkwine { background-color: var(--darkwine); }
        .text-gold-light { color: var(--goldlight); }
        .text-warmwhite { color: var(--warmwhite); }
        
        .hero-gradient {
            background: linear-gradient(135deg, var(--darkwine) 0%, var(--deepred) 50%, var(--charcoal) 100%);
        }
        .promo-badge {
            background: linear-gradient(135deg, #FF4500, #FF0000);
            color: white;
            font-weight: 700;
            font-size: 0.75rem;
            padding: 4px 12px;
            border-radius: 20px;
            display: inline-block;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .discount-tag {
            background: var(--gold);
            color: var(--charcoal);
            font-weight: 800;
            padding: 6px 16px;
            border-radius: 25px;
            font-size: 0.9rem;
            display: inline-block;
        }
        
        .step-number {
            background: var(--gold);
            color: var(--charcoal);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .faq-item {
            border-bottom: 1px solid rgba(255,215,0,0.2);
            cursor: pointer;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding-top: 12px;
            padding-bottom: 16px;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .faq-icon {
            transition: transform 0.3s ease;
            color: var(--gold);
            font-size: 1.5rem;
        }
        
        @media (max-width: 768px) {
            .container { padding: 0 15px; }
            .mobile-nav { display: none; }
            .mobile-nav.active { 
                display: flex; 
                flex-direction: column; 
                width: 100%; 
                background: var(--darkwine); 
                padding: 20px; 
                border-top: 1px solid var(--gold); 
            }
            .btn-gold { padding: 10px 20px; font-size: 0.9rem; }
            .btn-outline { padding: 8px 18px; font-size: 0.9rem; }
        }

/* roulang page: category2 */
:root {
            --gold: #FFD700;
            --crimson: #8B0000;
            --darkwine: #4A0007;
            --amber: #FF9F00;
            --warmwhite: #FFFDF9;
            --goldlight: #FEF08A;
            --deepred: #5C0000;
            --charcoal: #2A0003;
            --shadow-gold: 0 4px 20px rgba(255, 215, 0, 0.3);
        }
        body {
            font-family: 'Inter', system-ui, sans-serif;
            background-color: var(--crimson);
            color: var(--warmwhite);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            margin: 0;
            padding: 0;
        }
        .container-fluid {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .nav-blur {
            background: rgba(74, 0, 7, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 215, 0, 0.2);
        }
        .btn-gold {
            background: linear-gradient(135deg, var(--gold), var(--amber));
            color: var(--charcoal);
            font-weight: 700;
            padding: 12px 28px;
            border-radius: 50px;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
            display: inline-block;
            text-decoration: none;
        }
        .btn-gold:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(255, 215, 0, 0.6);
        }
        .btn-outline {
            border: 2px solid var(--gold);
            color: var(--gold);
            padding: 10px 24px;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-block;
            text-decoration: none;
        }
        .btn-outline:hover {
            background: var(--gold);
            color: var(--charcoal);
        }
        .card-premium {
            background: rgba(42, 0, 3, 0.8);
            border: 1px solid rgba(255, 215, 0, 0.3);
            border-radius: 16px;
            transition: all 0.3s ease;
        }
        .card-premium:hover {
            border-color: var(--gold);
            box-shadow: var(--shadow-gold);
            transform: translateY(-4px);
        }
        .gold-text {
            color: var(--gold);
        }
        .promo-card {
            background: rgba(42, 0, 3, 0.7);
            border-radius: 20px;
            overflow: hidden;
            transition: all 0.4s ease;
            border: 1px solid rgba(255, 215, 0, 0.25);
        }
        .promo-card:hover {
            border-color: var(--gold);
            box-shadow: 0 12px 40px rgba(255, 215, 0, 0.4);
            transform: translateY(-6px);
        }
        .faq-item {
            background: rgba(42, 0, 3, 0.6);
            border: 1px solid rgba(255, 215, 0, 0.15);
            border-radius: 12px;
            transition: all 0.3s ease;
        }
        .faq-item:hover {
            border-color: var(--gold);
            background: rgba(42, 0, 3, 0.8);
        }
        .mobile-nav {
            display: none;
        }
        .mobile-nav.active {
            display: flex;
            flex-direction: column;
            width: 100%;
            background: var(--darkwine);
            padding: 20px;
            border-top: 1px solid var(--gold);
        }
        footer a {
            transition: color 0.3s ease;
        }
        @media (max-width: 768px) {
            .container-fluid {
                padding: 0 15px;
            }
            .mobile-nav {
                display: none;
            }
            .mobile-nav.active {
                display: flex;
                flex-direction: column;
                width: 100%;
                background: var(--darkwine);
                padding: 20px;
                border-top: 1px solid var(--gold);
            }
            .btn-gold, .btn-outline {
                padding: 10px 20px;
                font-size: 0.9rem;
            }
            .promo-card {
                margin-bottom: 20px;
            }
        }

/* roulang page: category3 */
:root {
            --gold: #FFD700;
            --crimson: #8B0000;
            --darkwine: #4A0007;
            --amber: #FF9F00;
            --warmwhite: #FFFDF9;
            --goldlight: #FEF08A;
            --deepred: #5C0000;
            --charcoal: #2A0003;
            --shadow-gold: 0 4px 20px rgba(255,215,0,0.3);
        }
        body { font-family: 'Inter', system-ui, -apple-system, sans-serif; background-color: var(--crimson); color: var(--warmwhite); line-height: 1.7; -webkit-font-smoothing: antialiased; margin: 0; }
        * { box-sizing: border-box; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        .nav-blur { background: rgba(74,0,7,0.92); backdrop-filter: blur(14px); }
        .btn-gold { background: linear-gradient(135deg, var(--gold), var(--amber)); color: var(--charcoal); font-weight: 700; padding: 12px 28px; border-radius: 50px; transition: all 0.3s ease; box-shadow: 0 4px 15px rgba(255,215,0,0.4); display: inline-block; text-decoration: none; }
        .btn-gold:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(255,215,0,0.6); }
        .btn-outline { border: 2px solid var(--gold); color: var(--gold); padding: 10px 24px; border-radius: 50px; font-weight: 600; transition: all 0.3s ease; display: inline-block; text-decoration: none; }
        .btn-outline:hover { background: var(--gold); color: var(--charcoal); }
        .card-premium { background: rgba(42,0,3,0.8); border: 1px solid rgba(255,215,0,0.3); border-radius: 16px; transition: all 0.3s ease; }
        .card-premium:hover { border-color: var(--gold); box-shadow: var(--shadow-gold); transform: translateY(-4px); }
        .gold-text { color: var(--gold); }
        .gold-border { border-color: var(--gold); }
        .section-padding { padding: 70px 0; }
        @media (max-width: 1024px) {
            .section-padding { padding: 50px 0; }
        }
        @media (max-width: 768px) {
            .container { padding: 0 15px; }
            .mobile-nav { display: none; }
            .mobile-nav.active { display: flex; flex-direction: column; width: 100%; background: var(--darkwine); padding: 20px; border-top: 1px solid var(--gold); }
            .section-padding { padding: 40px 0; }
            h2 { font-size: 28px !important; }
        }
        h1, h2, h3, h4 { font-weight: 700; line-height: 1.3; }
        h1 { font-size: 42px; }
        h2 { font-size: 36px; }
        h3 { font-size: 24px; }
        .highlight-box { background: rgba(255,215,0,0.08); border-left: 4px solid var(--gold); padding: 20px 24px; border-radius: 0 12px 12px 0; }
        .step-number { background: var(--gold); color: var(--charcoal); width: 48px; height: 48px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 20px; flex-shrink: 0; }
        .insight-card { background: linear-gradient(135deg, #2A0003, #4A0007); border: 1px solid rgba(255,215,0,0.25); border-radius: 20px; padding: 32px; }