/* roulang page: index */
:root {
            --bg-primary: #051F14;
            --bg-dark: #0B2E1E;
            --bg-velvet: #0D1F17;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-gold-pale: #FDE68A;
            --accent-dragon: #DC2626;
            --text-ivory: #F8FAFC;
            --text-mint: #D1FAE5;
            --text-olive: #A3A375;
            --radius-lg: 1.25rem;
            --radius-md: 0.875rem;
            --radius-sm: 0.625rem;
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.35);
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
            --border-gold-30: rgba(245, 158, 11, 0.3);
            --border-gold-50: rgba(245, 158, 11, 0.5);
            --transition-standard: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: 'Be Vietnam Pro', system-ui, sans-serif;
            line-height: 1.6;
            color: var(--text-ivory);
            background-color: var(--bg-primary);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(245, 158, 11, 0.06) 0%, transparent 55%), radial-gradient(ellipse at 80% 50%, rgba(11, 46, 30, 0.6) 0%, transparent 60%);
            min-height: 100vh;
            overflow-x: hidden;
        }
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: radial-gradient(rgba(245, 158, 11, 0.03) 1px, transparent 1px);
            background-size: 28px 28px;
            pointer-events: none;
            z-index: 0;
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            position: relative;
            z-index: 1;
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 1rem;
            }
        }
        .text-gradient-gold {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 35%, #FDE68A 70%, #F59E0B 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .btn-gold-gradient {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            font-weight: 700;
            border: none;
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            cursor: pointer;
            transition: var(--transition-standard);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            position: relative;
            overflow: hidden;
            font-size: 0.95rem;
            letter-spacing: 0.01em;
        }
        .btn-gold-gradient:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.55);
        }
        .btn-gold-gradient:active {
            transform: translateY(1px) scale(0.98);
            box-shadow: 0 2px 6px rgba(245, 158, 11, 0.3);
        }
        .btn-gold-outline {
            background: transparent;
            color: var(--accent-gold);
            font-weight: 600;
            border: 1.5px solid var(--border-gold-50);
            border-radius: 9999px;
            padding: 0.8rem 1.75rem;
            cursor: pointer;
            transition: var(--transition-standard);
            font-size: 0.9rem;
        }
        .btn-gold-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold);
        }
        .btn-dragon {
            background: linear-gradient(135deg, #DC2626 0%, #991B1B 100%);
            color: #FDE68A;
            font-weight: 700;
            border: 2px solid rgba(245, 158, 11, 0.6);
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            cursor: pointer;
            transition: var(--transition-standard);
            box-shadow: 0 4px 18px rgba(220, 38, 38, 0.35);
        }
        .btn-dragon:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(220, 38, 38, 0.5);
        }
        .header-fixed {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(245, 158, 11, 0.15);
            transition: var(--transition-standard);
            padding: 0.75rem 0;
        }
        .header-fixed.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
            background: rgba(5, 31, 20, 0.98);
        }
        .nav-link {
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.9rem;
            transition: var(--transition-standard);
            padding: 0.5rem 0.75rem;
            border-radius: 8px;
            white-space: nowrap;
            position: relative;
        }
        .nav-link:hover {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.08);
        }
        .nav-link.active {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.12);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: linear-gradient(90deg, #F59E0B, #FCD34D);
            border-radius: 2px;
        }
        .card-premium {
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.9) 0%, rgba(5, 31, 20, 0.95) 100%);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: var(--transition-standard);
            overflow: hidden;
        }
        .card-premium:hover {
            border-color: var(--border-gold-50);
            box-shadow: 0 12px 40px rgba(245, 158, 11, 0.2);
            transform: translateY(-4px);
        }
        .badge-hot {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: linear-gradient(135deg, #DC2626, #991B1B);
            color: #FDE68A;
            font-weight: 700;
            font-size: 0.7rem;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            padding: 4px 12px;
            border-radius: 9999px;
            border: 1px solid rgba(245, 158, 11, 0.5);
        }
        .badge-vip {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: linear-gradient(135deg, #F59E0B, #FCD34D);
            color: #051F14;
            font-weight: 800;
            font-size: 0.7rem;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            padding: 4px 12px;
            border-radius: 9999px;
        }
        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: #DC2626;
            color: #F8FAFC;
            font-weight: 800;
            font-size: 0.8rem;
            border-radius: 50%;
            border: 2px solid #F59E0B;
        }
        .section-padding {
            padding: 4.5rem 0;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 3rem 0;
            }
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text-ivory);
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-olive);
            line-height: 1.6;
            font-weight: 400;
            max-width: 680px;
        }
        .card-hover-lift {
            transition: var(--transition-standard);
        }
        .card-hover-lift:hover {
            transform: translateY(-6px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
        }
        .fab-royal {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 90;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, #0B2E1E, #051F14 70%);
            border: 2px solid #F59E0B;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition-standard);
            animation: fabBreathe 3s ease-in-out infinite;
            opacity: 0.85;
            position: fixed;
        }
        .fab-royal:hover {
            transform: scale(1.1);
            opacity: 1;
            box-shadow: 0 10px 35px rgba(245, 158, 11, 0.5);
        }
        .fab-royal:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab-royal .fab-icon {
            color: #F59E0B;
            font-size: 1.4rem;
            transition: transform 0.5s ease;
        }
        .fab-royal:hover .fab-icon {
            transform: rotate(360deg);
        }
        .fab-royal .fab-notification {
            position: absolute;
            top: 0;
            right: 0;
            width: 14px;
            height: 14px;
            background: #DC2626;
            border-radius: 50%;
            border: 2px solid #F8FAFC;
            box-shadow: 0 0 8px rgba(220, 38, 38, 0.6);
        }
        @keyframes fabBreathe {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-4px); }
        }
        .payment-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid rgba(245, 158, 11, 0.3);
            color: var(--text-mint);
            font-size: 0.78rem;
            font-weight: 500;
            padding: 5px 12px;
            border-radius: 9999px;
            transition: var(--transition-standard);
        }
        .payment-badge:hover {
            background: rgba(245, 158, 11, 0.2);
            border-color: var(--accent-gold);
        }
        .countdown-segment {
            background: rgba(11, 46, 30, 0.8);
            border: 1px solid rgba(245, 158, 11, 0.35);
            border-radius: 12px;
            padding: 1rem 1.25rem;
            min-width: 70px;
            text-align: center;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
        }
        .countdown-number {
            font-size: 2.4rem;
            font-weight: 900;
            color: var(--accent-gold);
            line-height: 1;
            letter-spacing: 0.02em;
        }
        .countdown-label {
            font-size: 0.75rem;
            color: var(--text-olive);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-top: 4px;
            font-weight: 600;
        }
        .step-number {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: linear-gradient(135deg, #F59E0B, #FCD34D);
            color: #051F14;
            font-weight: 900;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(245, 158, 11, 0.4);
        }
        .divider-gold {
            height: 2px;
            background: linear-gradient(90deg, transparent, rgba(245, 158, 11, 0.5), transparent);
            border: none;
            margin: 2.5rem 0;
        }
        .input-custom {
            background: rgba(11, 46, 30, 0.7);
            border: 1.5px solid rgba(245, 158, 11, 0.3);
            border-radius: 12px;
            padding: 0.875rem 1.25rem;
            color: var(--text-ivory);
            font-size: 0.95rem;
            width: 100%;
            transition: var(--transition-standard);
            outline: none;
            font-family: inherit;
        }
        .input-custom::placeholder {
            color: rgba(211, 250, 229, 0.5);
        }
        .input-custom:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
            background: rgba(11, 46, 30, 0.9);
        }
        .faq-item {
            border: 1px solid rgba(245, 158, 11, 0.2);
            border-radius: 12px;
            background: rgba(11, 46, 30, 0.5);
            transition: var(--transition-standard);
            overflow: hidden;
        }
        .faq-item:hover {
            border-color: rgba(245, 158, 11, 0.45);
            background: rgba(11, 46, 30, 0.75);
        }
        .faq-question {
            padding: 1.25rem 1.5rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            font-weight: 600;
            color: var(--text-ivory);
            transition: var(--transition-standard);
            user-select: none;
            font-size: 1rem;
        }
        .faq-question:hover {
            color: var(--accent-gold);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.45s cubic-bezier(0.4, 0, 0.2, 1), padding 0.3s ease;
            padding: 0 1.5rem;
            color: var(--text-olive);
            font-size: 0.92rem;
            line-height: 1.65;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 1.5rem;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--accent-gold);
        }
        .faq-question i {
            transition: transform 0.35s ease;
            font-size: 0.9rem;
            color: var(--text-olive);
        }
        .mobile-menu {
            display: none;
            background: rgba(5, 31, 20, 0.98);
            border-bottom: 1px solid rgba(245, 158, 11, 0.2);
        }
        .mobile-menu.open {
            display: block;
        }
        @media (max-width: 1024px) {
            .desktop-nav {
                display: none !important;
            }
            .mobile-toggle {
                display: flex !important;
            }
        }
        @media (min-width: 1025px) {
            .mobile-toggle {
                display: none !important;
            }
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2rem !important;
                line-height: 1.35 !important;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .countdown-number {
                font-size: 1.8rem;
            }
            .countdown-segment {
                min-width: 55px;
                padding: 0.75rem 0.75rem;
            }
            .step-number {
                width: 40px;
                height: 40px;
                font-size: 1rem;
            }
            .fab-royal {
                width: 48px;
                height: 48px;
                bottom: 4.5rem;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.6rem !important;
            }
            .section-title {
                font-size: 1.45rem;
            }
            .btn-gold-gradient, .btn-gold-outline, .btn-dragon {
                padding: 0.7rem 1.25rem;
                font-size: 0.82rem;
            }
            .countdown-segment {
                min-width: 48px;
                padding: 0.6rem 0.5rem;
            }
            .countdown-number {
                font-size: 1.5rem;
            }
            .countdown-label {
                font-size: 0.65rem;
            }
        }
        .footer-link {
            color: var(--text-olive);
            font-size: 0.85rem;
            transition: var(--transition-standard);
            text-decoration: none;
        }
        .footer-link:hover {
            color: var(--accent-gold);
        }
        .trust-badge {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(11, 46, 30, 0.6);
            border: 1px solid rgba(245, 158, 11, 0.2);
            border-radius: 10px;
            padding: 0.75rem 1rem;
            font-size: 0.8rem;
            color: var(--text-mint);
            transition: var(--transition-standard);
        }
        .trust-badge:hover {
            border-color: rgba(245, 158, 11, 0.45);
            background: rgba(11, 46, 30, 0.8);
        }
        .list-check li {
            display: flex;
            align-items: flex-start;
            gap: 0.75rem;
            margin-bottom: 0.6rem;
            color: var(--text-mint);
            font-size: 0.92rem;
            line-height: 1.6;
        }
        .list-check li i {
            color: var(--accent-gold);
            margin-top: 4px;
            flex-shrink: 0;
        }
        .stat-number {
            font-size: 2.8rem;
            font-weight: 900;
            background: linear-gradient(135deg, #F59E0B, #FCD34D);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1;
        }
        .stat-label {
            color: var(--text-olive);
            font-size: 0.85rem;
            margin-top: 4px;
        }
        .hover-scale-img {
            transition: transform 0.5s ease;
            overflow: hidden;
        }
        .hover-scale-img:hover img {
            transform: scale(1.06);
        }
        .hover-scale-img img {
            transition: transform 0.5s ease;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .background-overlay-dark {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(5, 31, 20, 0.7) 0%, rgba(5, 31, 20, 0.5) 40%, rgba(5, 31, 20, 0.85) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .cms-card {
            background: rgba(11, 46, 30, 0.7);
            border: 1px solid rgba(245, 158, 11, 0.2);
            border-radius: var(--radius-md);
            padding: 1.25rem;
            transition: var(--transition-standard);
            height: 100%;
        }
        .cms-card:hover {
            border-color: rgba(245, 158, 11, 0.4);
            background: rgba(11, 46, 30, 0.9);
            transform: translateY(-3px);
        }
        .cms-title {
            color: var(--text-ivory);
            font-weight: 700;
            font-size: 1rem;
            line-height: 1.4;
            margin-bottom: 0.5rem;
            transition: var(--transition-standard);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .cms-card:hover .cms-title {
            color: var(--accent-gold);
        }
        .cms-excerpt {
            color: var(--text-olive);
            font-size: 0.85rem;
            line-height: 1.55;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .cms-meta {
            color: rgba(211, 250, 229, 0.55);
            font-size: 0.72rem;
            margin-top: 0.75rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .glow-border-hover {
            transition: var(--transition-standard);
        }
        .glow-border-hover:hover {
            box-shadow: 0 0 20px rgba(245, 158, 11, 0.25), 0 6px 18px rgba(0, 0, 0, 0.3);
        }

/* roulang page: article */
:root {
            --bg-primary: #051F14;
            --bg-dark: #0B2E1E;
            --bg-velvet: #0D1F17;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-gold-pale: #FDE68A;
            --accent-dragon: #DC2626;
            --text-ivory: #F8FAFC;
            --text-mint: #D1FAE5;
            --text-olive: #A3A375;
            --radius-lg: 1.25rem;
            --radius-md: 0.875rem;
            --radius-sm: 0.625rem;
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.35);
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
            --border-gold-30: rgba(245, 158, 11, 0.3);
            --border-gold-50: rgba(245, 158, 11, 0.5);
            --transition-standard: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: 'Be Vietnam Pro', system-ui, sans-serif;
            line-height: 1.6;
            color: var(--text-ivory);
            background-color: var(--bg-primary);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(245, 158, 11, 0.06) 0%, transparent 55%), radial-gradient(ellipse at 80% 50%, rgba(11, 46, 30, 0.6) 0%, transparent 60%);
            min-height: 100vh;
            overflow-x: hidden;
        }
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: radial-gradient(rgba(245, 158, 11, 0.03) 1px, transparent 1px);
            background-size: 28px 28px;
            pointer-events: none;
            z-index: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            outline: none;
        }
        input,
        select,
        textarea {
            font-family: inherit;
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            position: relative;
            z-index: 1;
        }
        .text-gradient-gold {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 35%, #FDE68A 70%, #F59E0B 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .btn-gold-gradient {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            font-weight: 700;
            border: none;
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            cursor: pointer;
            transition: var(--transition-standard);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            position: relative;
            overflow: hidden;
            font-size: 0.95rem;
            letter-spacing: 0.01em;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            justify-content: center;
        }
        .btn-gold-gradient:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.55);
        }
        .btn-gold-gradient:active {
            transform: translateY(1px) scale(0.98);
            box-shadow: 0 2px 6px rgba(245, 158, 11, 0.3);
        }
        .btn-gold-outline {
            background: transparent;
            color: var(--accent-gold);
            font-weight: 600;
            border: 1.5px solid var(--border-gold-50);
            border-radius: 9999px;
            padding: 0.8rem 1.75rem;
            cursor: pointer;
            transition: var(--transition-standard);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            justify-content: center;
        }
        .btn-gold-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold);
        }
        .btn-dragon {
            background: linear-gradient(135deg, #DC2626 0%, #991B1B 100%);
            color: #FDE68A;
            font-weight: 700;
            border: 2px solid rgba(245, 158, 11, 0.6);
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            cursor: pointer;
            transition: var(--transition-standard);
            box-shadow: 0 4px 18px rgba(220, 38, 38, 0.35);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            justify-content: center;
        }
        .btn-dragon:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(220, 38, 38, 0.5);
        }
        .header-fixed {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(245, 158, 11, 0.15);
            transition: var(--transition-standard);
            padding: 0.75rem 0;
        }
        .header-fixed.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
            background: rgba(5, 31, 20, 0.98);
        }
        .nav-link {
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.9rem;
            transition: var(--transition-standard);
            padding: 0.5rem 0.75rem;
            border-radius: 8px;
            white-space: nowrap;
            position: relative;
            display: inline-block;
        }
        .nav-link:hover {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.08);
        }
        .nav-link.active {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.12);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: linear-gradient(90deg, #F59E0B, #FCD34D);
            border-radius: 2px;
        }
        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }
        .mobile-toggle {
            display: none;
        }
        .mobile-menu {
            display: none;
        }
        .card-premium {
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.9) 0%, rgba(5, 31, 20, 0.95) 100%);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: var(--transition-standard);
            overflow: hidden;
        }
        .card-premium:hover {
            border-color: var(--border-gold-50);
            box-shadow: 0 12px 40px rgba(245, 158, 11, 0.2);
            transform: translateY(-4px);
        }
        .badge-hot {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            background: linear-gradient(135deg, #DC2626, #991B1B);
            color: #FDE68A;
            font-weight: 700;
            font-size: 0.7rem;
            padding: 0.3rem 0.75rem;
            border-radius: 9999px;
            border: 1px solid rgba(245, 158, 11, 0.5);
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }
        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: rgba(220, 38, 38, 0.15);
            border: 2px solid #DC2626;
            color: #FCA5A5;
            font-weight: 800;
            font-size: 0.75rem;
            border-radius: 8px;
            letter-spacing: -0.02em;
        }
        .payment-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.5rem 0.9rem;
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid var(--border-gold-30);
            border-radius: 9999px;
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.8rem;
            transition: var(--transition-standard);
        }
        .payment-badge:hover {
            background: rgba(245, 158, 11, 0.15);
            border-color: var(--border-gold-50);
        }
        .footer-link {
            color: var(--text-olive);
            font-size: 0.85rem;
            transition: var(--transition-standard);
            display: inline-block;
            padding: 0.2rem 0;
        }
        .footer-link:hover {
            color: var(--accent-gold);
            transform: translateX(3px);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--text-olive);
            padding: 1rem 0;
        }
        .breadcrumb a {
            color: var(--text-mint);
            transition: var(--transition-standard);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: var(--accent-gold);
        }
        .breadcrumb .separator {
            color: var(--accent-gold);
            font-size: 0.7rem;
        }
        .breadcrumb .current {
            color: var(--text-olive);
            font-weight: 500;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 300px;
        }
        .article-body {
            font-size: 1.05rem;
            line-height: 1.7;
            color: var(--text-mint);
        }
        .article-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--border-gold-30);
        }
        .article-body h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--accent-gold-pale);
            margin: 1.5rem 0 0.75rem;
        }
        .article-body p {
            margin-bottom: 1.2rem;
        }
        .article-body img {
            border-radius: var(--radius-md);
            margin: 1.5rem auto;
            border: 1px solid var(--border-gold-30);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
        }
        .article-body ul,
        .article-body ol {
            margin: 0 0 1.2rem 1.5rem;
            color: var(--text-mint);
        }
        .article-body ul {
            list-style-type: disc;
        }
        .article-body ol {
            list-style-type: decimal;
        }
        .article-body li {
            margin-bottom: 0.5rem;
        }
        .article-body blockquote {
            border-left: 3px solid var(--accent-gold);
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            background: rgba(245, 158, 11, 0.06);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--text-olive);
            font-style: italic;
        }
        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.9rem;
        }
        .article-body table th,
        .article-body table td {
            padding: 0.75rem 1rem;
            border: 1px solid var(--border-gold-30);
            text-align: left;
        }
        .article-body table th {
            background: rgba(245, 158, 11, 0.1);
            color: var(--accent-gold-pale);
            font-weight: 600;
        }
        .article-content-wrapper {
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.6) 0%, rgba(5, 31, 20, 0.8) 100%);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-lg);
            padding: 2rem;
            box-shadow: var(--shadow-card);
        }
        .meta-chip {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.8rem;
            color: var(--text-olive);
            background: rgba(245, 158, 11, 0.06);
            padding: 0.35rem 0.9rem;
            border-radius: 9999px;
            border: 1px solid rgba(245, 158, 11, 0.15);
            font-weight: 500;
        }
        .meta-chip i {
            color: var(--accent-gold);
            font-size: 0.75rem;
        }
        .related-card {
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.85) 0%, rgba(5, 31, 20, 0.95) 100%);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-standard);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .related-card:hover {
            border-color: var(--border-gold-50);
            transform: translateY(-4px);
            box-shadow: 0 10px 28px rgba(245, 158, 11, 0.18);
        }
        .related-card .thumb {
            height: 160px;
            background-size: cover;
            background-position: center;
            position: relative;
            flex-shrink: 0;
        }
        .related-card .thumb::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(5, 31, 20, 0.85) 100%);
        }
        .related-card .body {
            padding: 1rem 1.25rem 1.25rem;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }
        .related-card .body h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-ivory);
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }
        .related-card .body p {
            font-size: 0.85rem;
            color: var(--text-olive);
            line-height: 1.5;
            flex-grow: 1;
        }
        .faq-item {
            background: rgba(11, 46, 30, 0.7);
            border: 1px solid rgba(245, 158, 11, 0.15);
            border-radius: var(--radius-md);
            padding: 1.25rem 1.5rem;
            transition: var(--transition-standard);
        }
        .faq-item:hover {
            border-color: var(--border-gold-30);
        }
        .faq-item .question {
            font-weight: 600;
            color: var(--text-ivory);
            font-size: 1rem;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .faq-item .question i {
            color: var(--accent-gold);
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .faq-item .answer {
            margin-top: 0.75rem;
            color: var(--text-olive);
            font-size: 0.9rem;
            line-height: 1.6;
            padding-left: 1.6rem;
        }
        .cta-banner {
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.12) 0%, rgba(11, 46, 30, 0.9) 40%, rgba(5, 31, 20, 0.98) 100%);
            border: 1px solid var(--border-gold-50);
            border-radius: var(--radius-lg);
            padding: 2.5rem 2rem;
            box-shadow: var(--shadow-gold);
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--text-ivory);
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: 0.75rem;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 3px;
            background: linear-gradient(90deg, #F59E0B, #FCD34D);
            border-radius: 2px;
        }
        .section-subtitle {
            color: var(--text-olive);
            font-size: 1rem;
            margin-bottom: 2rem;
            max-width: 600px;
            line-height: 1.6;
        }
        .not-found-box {
            background: rgba(11, 46, 30, 0.7);
            border: 1px dashed var(--border-gold-50);
            border-radius: var(--radius-lg);
            padding: 3rem 2rem;
            text-align: center;
            color: var(--text-olive);
        }
        .not-found-box .icon {
            font-size: 3rem;
            color: var(--accent-gold);
            margin-bottom: 1rem;
        }
        .not-found-box h2 {
            font-size: 1.5rem;
            color: var(--text-ivory);
            margin-bottom: 0.75rem;
        }
        @media (max-width: 1024px) {
            .desktop-nav {
                gap: 0.125rem;
            }
            .nav-link {
                font-size: 0.8rem;
                padding: 0.4rem 0.5rem;
            }
            .article-content-wrapper {
                padding: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: inline-flex;
            }
            .mobile-menu {
                display: block;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            }
            .mobile-menu.open {
                max-height: 500px;
            }
            .mobile-menu .nav-link {
                display: block;
                padding: 0.7rem 0.75rem;
                font-size: 0.9rem;
                border-bottom: 1px solid rgba(245, 158, 11, 0.08);
            }
            .article-content-wrapper {
                padding: 1.25rem;
                border-radius: var(--radius-md);
            }
            .article-body {
                font-size: 0.95rem;
            }
            .article-body h2 {
                font-size: 1.3rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .cta-banner {
                padding: 1.75rem 1.25rem;
                border-radius: var(--radius-md);
            }
        }
        @media (max-width: 520px) {
            .container-custom {
                padding: 0 0.875rem;
            }
            .article-content-wrapper {
                padding: 1rem 0.875rem;
            }
            .article-body h2 {
                font-size: 1.15rem;
            }
            .article-body h3 {
                font-size: 1rem;
            }
            .article-body p {
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.2rem;
            }
            .related-card .thumb {
                height: 130px;
            }
            .breadcrumb .current {
                max-width: 160px;
            }
            .btn-gold-gradient,
            .btn-dragon,
            .btn-gold-outline {
                width: 100%;
                font-size: 0.85rem;
                padding: 0.75rem 1.25rem;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #051F14;
            --bg-dark: #0B2E1E;
            --bg-velvet: #0D1F17;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-gold-pale: #FDE68A;
            --accent-dragon: #DC2626;
            --text-ivory: #F8FAFC;
            --text-mint: #D1FAE5;
            --text-olive: #A3A375;
            --radius-lg: 1.25rem;
            --radius-md: 0.875rem;
            --radius-sm: 0.625rem;
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.35);
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
            --border-gold-30: rgba(245, 158, 11, 0.3);
            --border-gold-50: rgba(245, 158, 11, 0.5);
            --transition-standard: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: 'Be Vietnam Pro', system-ui, sans-serif;
            line-height: 1.6;
            color: var(--text-ivory);
            background-color: var(--bg-primary);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(245, 158, 11, 0.06) 0%, transparent 55%), radial-gradient(ellipse at 80% 50%, rgba(11, 46, 30, 0.6) 0%, transparent 60%);
            min-height: 100vh;
            overflow-x: hidden;
            padding-top: 84px;
        }
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: radial-gradient(rgba(245, 158, 11, 0.03) 1px, transparent 1px);
            background-size: 28px 28px;
            pointer-events: none;
            z-index: 0;
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            position: relative;
            z-index: 1;
        }
        @media (max-width: 640px) {
            .container-custom {
                padding: 0 1rem;
            }
        }
        .text-gradient-gold {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 35%, #FDE68A 70%, #F59E0B 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .btn-gold-gradient {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            font-weight: 700;
            border: none;
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            cursor: pointer;
            transition: var(--transition-standard);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            position: relative;
            overflow: hidden;
            font-size: 0.95rem;
            letter-spacing: 0.01em;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-gold-gradient:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.55);
        }
        .btn-gold-gradient:active {
            transform: translateY(1px) scale(0.98);
            box-shadow: 0 2px 6px rgba(245, 158, 11, 0.3);
        }
        .btn-gold-outline {
            background: transparent;
            color: var(--accent-gold);
            font-weight: 600;
            border: 1.5px solid var(--border-gold-50);
            border-radius: 9999px;
            padding: 0.8rem 1.75rem;
            cursor: pointer;
            transition: var(--transition-standard);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-gold-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }
        .btn-dragon {
            background: linear-gradient(135deg, #DC2626 0%, #991B1B 100%);
            color: #FDE68A;
            font-weight: 700;
            border: 2px solid rgba(245, 158, 11, 0.6);
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            cursor: pointer;
            transition: var(--transition-standard);
            box-shadow: 0 4px 18px rgba(220, 38, 38, 0.35);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-dragon:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(220, 38, 38, 0.5);
        }
        .header-fixed {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(245, 158, 11, 0.15);
            transition: var(--transition-standard);
        }
        .header-fixed.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
            background: rgba(5, 31, 20, 0.98);
        }
        .nav-link {
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.9rem;
            transition: var(--transition-standard);
            padding: 0.5rem 0.75rem;
            border-radius: 8px;
            white-space: nowrap;
            position: relative;
            text-decoration: none;
            cursor: pointer;
        }
        .nav-link:hover {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.08);
        }
        .nav-link.active {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.12);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: linear-gradient(90deg, #F59E0B, #FCD34D);
            border-radius: 2px;
        }
        .card-premium {
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.9) 0%, rgba(5, 31, 20, 0.95) 100%);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: var(--transition-standard);
            overflow: hidden;
        }
        .card-premium:hover {
            border-color: var(--border-gold-50);
            box-shadow: 0 12px 40px rgba(245, 158, 11, 0.2);
            transform: translateY(-4px);
        }
        .badge-hot {
            display: inline-flex;
            align-items: center;
            gap: 0.25rem;
            background: linear-gradient(135deg, #DC2626, #991B1B);
            color: #FDE68A;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 0.3rem 0.8rem;
            border-radius: 9999px;
            letter-spacing: 0.04em;
            text-transform: uppercase;
        }
        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: #DC2626;
            color: #fff;
            font-size: 0.7rem;
            font-weight: 800;
            border-radius: 50%;
            border: 2px solid rgba(245, 158, 11, 0.6);
        }
        .payment-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid var(--border-gold-30);
            color: var(--text-mint);
            padding: 0.5rem 1rem;
            border-radius: 0.5rem;
            font-weight: 500;
            transition: var(--transition-standard);
        }
        .payment-badge:hover {
            background: rgba(245, 158, 11, 0.18);
            border-color: var(--border-gold-50);
        }
        .footer-link {
            color: var(--text-olive);
            font-size: 0.85rem;
            text-decoration: none;
            transition: var(--transition-standard);
            display: inline-block;
            padding: 0.15rem 0;
        }
        .footer-link:hover {
            color: var(--accent-gold);
        }
        .section-padding {
            padding: 4rem 0;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 2.5rem 0;
            }
        }
        .desktop-nav {
            display: flex;
        }
        @media (max-width: 1024px) {
            .desktop-nav {
                display: none;
            }
        }
        .mobile-toggle {
            display: none;
        }
        @media (max-width: 1024px) {
            .mobile-toggle {
                display: flex;
            }
            .desktop-nav {
                display: none;
            }
        }
        .mobile-menu {
            display: none;
            background: rgba(5, 31, 20, 0.98);
            border-top: 1px solid rgba(245, 158, 11, 0.15);
            backdrop-filter: blur(16px);
        }
        .mobile-menu.open {
            display: block;
        }
        .hero-bg-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(5, 31, 20, 0.92) 0%, rgba(11, 46, 30, 0.75) 40%, rgba(5, 31, 20, 0.85) 100%);
            z-index: 0;
        }
        .fab-left {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 35% 30%, #FCD34D 0%, #F59E0B 50%, #92400E 100%);
            border: 2px solid #FDE68A;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            opacity: 0.8;
            transition: var(--transition-standard);
            animation: fab-breathe 3s ease-in-out infinite;
            color: #051F14;
            font-size: 1.3rem;
        }
        .fab-left:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 8px 30px rgba(245, 158, 11, 0.5);
        }
        .fab-left:active {
            transform: scale(0.95) translateY(2px);
        }
        .fab-left .fab-notif {
            position: absolute;
            top: -3px;
            right: -3px;
            width: 14px;
            height: 14px;
            background: #DC2626;
            border-radius: 50%;
            border: 2px solid #fff;
        }
        @keyframes fab-breathe {
            0%, 100% { transform: translateY(0); opacity: 0.8; }
            50% { transform: translateY(-6px); opacity: 1; }
        }
        @media (max-width: 640px) {
            .fab-left {
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
                left: 0.75rem;
                bottom: 5.5rem;
            }
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, #F59E0B, #FCD34D);
            color: #051F14;
            font-weight: 800;
            font-size: 1rem;
            flex-shrink: 0;
            box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
        }
        .table-card {
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.85), rgba(5, 31, 20, 0.95));
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-md);
            padding: 1.25rem;
            transition: var(--transition-standard);
        }
        .table-card:hover {
            border-color: var(--border-gold-50);
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.95), rgba(5, 31, 20, 1));
        }
        .faq-item {
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-md);
            background: rgba(11, 46, 30, 0.6);
            overflow: hidden;
            margin-bottom: 1rem;
            transition: var(--transition-standard);
        }
        .faq-item:hover {
            border-color: var(--border-gold-50);
        }
        .faq-question {
            padding: 1.1rem 1.5rem;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            color: var(--text-mint);
            transition: var(--transition-standard);
            user-select: none;
        }
        .faq-question:hover {
            color: var(--accent-gold);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform 0.3s ease;
            color: var(--accent-gold);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 1.5rem;
            color: var(--text-olive);
            font-size: 0.9rem;
            line-height: 1.65;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 1.5rem 1.25rem;
        }
        .faq-item.open .faq-icon {
            transform: rotate(180deg);
        }
        .post-card-link {
            text-decoration: none;
            color: inherit;
            display: block;
            transition: var(--transition-standard);
        }
        .post-card-link:hover {
            color: var(--accent-gold);
        }
        .post-thumb {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            margin-bottom: 0.75rem;
            border: 1px solid var(--border-gold-30);
        }
        .category-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            font-size: 0.7rem;
            font-weight: 600;
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.1);
            padding: 0.25rem 0.7rem;
            border-radius: 9999px;
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }
        .comparison-highlight {
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid var(--border-gold-50);
            border-radius: var(--radius-md);
            padding: 1.25rem;
            position: relative;
        }
        .comparison-highlight::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #F59E0B, #FCD34D);
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }

/* roulang page: category2 */
:root {
            --bg-primary: #051F14;
            --bg-dark: #0B2E1E;
            --bg-velvet: #0D1F17;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-gold-pale: #FDE68A;
            --accent-dragon: #DC2626;
            --text-ivory: #F8FAFC;
            --text-mint: #D1FAE5;
            --text-olive: #A3A375;
            --radius-lg: 1.25rem;
            --radius-md: 0.875rem;
            --radius-sm: 0.625rem;
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.35);
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
            --border-gold-30: rgba(245, 158, 11, 0.3);
            --border-gold-50: rgba(245, 158, 11, 0.5);
            --transition-standard: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: 'Be Vietnam Pro', system-ui, sans-serif;
            line-height: 1.6;
            color: var(--text-ivory);
            background-color: var(--bg-primary);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(245, 158, 11, 0.06) 0%, transparent 55%), radial-gradient(ellipse at 80% 50%, rgba(11, 46, 30, 0.6) 0%, transparent 60%);
            min-height: 100vh;
            overflow-x: hidden;
        }
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: radial-gradient(rgba(245, 158, 11, 0.03) 1px, transparent 1px);
            background-size: 28px 28px;
            pointer-events: none;
            z-index: 0;
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            position: relative;
            z-index: 1;
        }
        @media (max-width: 640px) {
            .container-custom {
                padding: 0 1rem;
            }
        }
        .text-gradient-gold {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 35%, #FDE68A 70%, #F59E0B 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .btn-gold-gradient {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            font-weight: 700;
            border: none;
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            cursor: pointer;
            transition: var(--transition-standard);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            position: relative;
            overflow: hidden;
            font-size: 0.95rem;
            letter-spacing: 0.01em;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }
        .btn-gold-gradient:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.55);
        }
        .btn-gold-gradient:active {
            transform: translateY(1px) scale(0.98);
            box-shadow: 0 2px 6px rgba(245, 158, 11, 0.3);
        }
        .btn-gold-outline {
            background: transparent;
            color: var(--accent-gold);
            font-weight: 600;
            border: 1.5px solid var(--border-gold-50);
            border-radius: 9999px;
            padding: 0.8rem 1.75rem;
            cursor: pointer;
            transition: var(--transition-standard);
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }
        .btn-gold-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold);
        }
        .btn-dragon {
            background: linear-gradient(135deg, #DC2626 0%, #991B1B 100%);
            color: #FDE68A;
            font-weight: 700;
            border: 2px solid rgba(245, 158, 11, 0.6);
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            cursor: pointer;
            transition: var(--transition-standard);
            box-shadow: 0 4px 18px rgba(220, 38, 38, 0.35);
        }
        .btn-dragon:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(220, 38, 38, 0.5);
        }
        .header-fixed {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(245, 158, 11, 0.15);
            transition: var(--transition-standard);
            padding: 0.75rem 0;
        }
        .header-fixed.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
            background: rgba(5, 31, 20, 0.98);
        }
        .nav-link {
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.9rem;
            transition: var(--transition-standard);
            padding: 0.5rem 0.75rem;
            border-radius: 8px;
            white-space: nowrap;
            position: relative;
            text-decoration: none;
        }
        .nav-link:hover {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.08);
        }
        .nav-link.active {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.12);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: linear-gradient(90deg, #F59E0B, #FCD34D);
            border-radius: 2px;
        }
        .card-premium {
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.9) 0%, rgba(5, 31, 20, 0.95) 100%);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: var(--transition-standard);
            overflow: hidden;
        }
        .card-premium:hover {
            border-color: var(--border-gold-50);
            box-shadow: 0 12px 40px rgba(245, 158, 11, 0.2);
            transform: translateY(-4px);
        }
        .badge-hot {
            display: inline-flex;
            align-items: center;
            gap: 0.25rem;
            background: linear-gradient(135deg, #DC2626, #991B1B);
            color: #FDE68A;
            font-weight: 700;
            font-size: 0.7rem;
            padding: 0.3rem 0.6rem;
            border-radius: 9999px;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            box-shadow: 0 2px 8px rgba(220, 38, 38, 0.4);
        }
        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #1f2937;
            color: #fff;
            font-weight: 700;
            font-size: 0.65rem;
            border: 1px solid rgba(255,255,255,0.2);
        }
        .payment-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(11, 46, 30, 0.8);
            border: 1px solid var(--border-gold-30);
            border-radius: 9999px;
            padding: 0.5rem 0.9rem;
            color: var(--text-mint);
            font-weight: 500;
            transition: var(--transition-standard);
            cursor: default;
        }
        .payment-badge:hover {
            border-color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.08);
        }
        .footer-link {
            color: var(--text-olive);
            font-size: 0.85rem;
            text-decoration: none;
            transition: var(--transition-standard);
            display: inline-block;
        }
        .footer-link:hover {
            color: var(--accent-gold);
            transform: translateX(3px);
        }
        .mobile-menu {
            display: none;
            background: rgba(5, 31, 20, 0.98);
            border-top: 1px solid rgba(245, 158, 11, 0.15);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .mobile-menu.open {
            max-height: 500px;
        }
        .desktop-nav {
            display: flex;
        }
        .mobile-toggle {
            display: none;
        }
        @media (max-width: 900px) {
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .header-fixed {
                padding: 0.5rem 0;
            }
        }
        .section-pad {
            padding: 4rem 0;
        }
        @media (max-width: 640px) {
            .section-pad {
                padding: 2.5rem 0;
            }
        }
        .hero-bg {
            background-image: url('/assets/images/19b1dbaf369d8179.jpg');
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .hero-bg::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(5,31,20,0.85) 0%, rgba(5,31,20,0.6) 60%, rgba(5,31,20,0.9) 100%);
        }
        .metric-card {
            background: rgba(11, 46, 30, 0.7);
            backdrop-filter: blur(8px);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-md);
            padding: 1.5rem 1rem;
            text-align: center;
            transition: var(--transition-standard);
        }
        .metric-card:hover {
            border-color: var(--accent-gold);
            background: rgba(11, 46, 30, 0.9);
        }
        .faq-item {
            border-bottom: 1px solid var(--border-gold-30);
        }
        .faq-question {
            cursor: pointer;
            font-weight: 600;
            color: var(--text-ivory);
            padding: 1.25rem 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-size: 1rem;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            color: var(--text-mint);
            font-size: 0.95rem;
            line-height: 1.6;
        }
        .faq-answer.open {
            max-height: 400px;
        }
        .faq-icon {
            transition: transform 0.3s ease;
            color: var(--accent-gold);
        }
        .faq-question[aria-expanded="true"] .faq-icon {
            transform: rotate(180deg);
        }
        .promo-card-img {
            width: 100%;
            height: 140px;
            object-fit: cover;
            border-radius: var(--radius-sm) var(--radius-sm) 0 0;
        }
        .step-dot {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, #F59E0B, #FCD34D);
            color: #051F14;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .table-compare {
            width: 100%;
            border-collapse: collapse;
        }
        .table-compare th, .table-compare td {
            padding: 0.9rem 1rem;
            border-bottom: 1px solid var(--border-gold-30);
            text-align: left;
        }
        .table-compare th {
            color: var(--accent-gold);
            font-weight: 600;
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 0.03em;
        }
        .table-compare td {
            color: var(--text-mint);
            font-size: 0.9rem;
        }
        .form-input {
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--border-gold-30);
            border-radius: 9999px;
            padding: 0.8rem 1.25rem;
            color: var(--text-ivory);
            outline: none;
            transition: var(--transition-standard);
            width: 100%;
        }
        .form-input:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(245,158,11,0.15);
        }
        .img-cover {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .animate-float {
            animation: floatY 3s ease-in-out infinite;
        }
        @keyframes floatY {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }
        @media (max-width: 768px) {
            .hero-stack {
                flex-direction: column;
            }
            .table-compare {
                font-size: 0.8rem;
            }
        }

/* roulang page: category3 */
:root {
            --bg-primary: #051F14;
            --bg-dark: #0B2E1E;
            --bg-velvet: #0D1F17;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-gold-pale: #FDE68A;
            --accent-dragon: #DC2626;
            --text-ivory: #F8FAFC;
            --text-mint: #D1FAE5;
            --text-olive: #A3A375;
            --radius-lg: 1.25rem;
            --radius-md: 0.875rem;
            --radius-sm: 0.625rem;
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.35);
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
            --border-gold-30: rgba(245, 158, 11, 0.3);
            --border-gold-50: rgba(245, 158, 11, 0.5);
            --transition-standard: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: 'Be Vietnam Pro', system-ui, sans-serif;
            line-height: 1.6;
            color: var(--text-ivory);
            background-color: var(--bg-primary);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(245, 158, 11, 0.06) 0%, transparent 55%), radial-gradient(ellipse at 80% 50%, rgba(11, 46, 30, 0.6) 0%, transparent 60%);
            min-height: 100vh;
            overflow-x: hidden;
        }
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: radial-gradient(rgba(245, 158, 11, 0.03) 1px, transparent 1px);
            background-size: 28px 28px;
            pointer-events: none;
            z-index: 0;
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            position: relative;
            z-index: 1;
        }
        @media (max-width: 640px) {
            .container-custom {
                padding: 0 1rem;
            }
        }
        .text-gradient-gold {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 35%, #FDE68A 70%, #F59E0B 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .text-gradient-shadow {
            text-shadow: 0 0 30px rgba(245, 158, 11, 0.3);
        }
        .btn-gold-gradient {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            font-weight: 700;
            border: none;
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            cursor: pointer;
            transition: var(--transition-standard);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            position: relative;
            overflow: hidden;
            font-size: 0.95rem;
            letter-spacing: 0.01em;
        }
        .btn-gold-gradient:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.55);
        }
        .btn-gold-gradient:active {
            transform: translateY(1px) scale(0.98);
            box-shadow: 0 2px 6px rgba(245, 158, 11, 0.3);
        }
        .btn-gold-outline {
            background: transparent;
            color: var(--accent-gold);
            font-weight: 600;
            border: 1.5px solid var(--border-gold-50);
            border-radius: 9999px;
            padding: 0.8rem 1.75rem;
            cursor: pointer;
            transition: var(--transition-standard);
            font-size: 0.9rem;
            white-space: nowrap;
        }
        .btn-gold-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold);
        }
        .btn-dragon {
            background: linear-gradient(135deg, #DC2626 0%, #991B1B 100%);
            color: #FDE68A;
            font-weight: 700;
            border: 2px solid rgba(245, 158, 11, 0.6);
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            cursor: pointer;
            transition: var(--transition-standard);
            box-shadow: 0 4px 18px rgba(220, 38, 38, 0.35);
        }
        .btn-dragon:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(220, 38, 38, 0.5);
        }
        .header-fixed {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(245, 158, 11, 0.15);
            transition: var(--transition-standard);
            padding: 0.75rem 0;
        }
        .header-fixed.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
            background: rgba(5, 31, 20, 0.98);
        }
        .nav-link {
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.9rem;
            transition: var(--transition-standard);
            padding: 0.5rem 0.75rem;
            border-radius: 8px;
            white-space: nowrap;
            position: relative;
            text-decoration: none;
        }
        .nav-link:hover {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.08);
        }
        .nav-link.active {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.12);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: linear-gradient(90deg, #F59E0B, #FCD34D);
            border-radius: 2px;
        }
        .card-premium {
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.9) 0%, rgba(5, 31, 20, 0.95) 100%);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: var(--transition-standard);
            overflow: hidden;
        }
        .card-premium:hover {
            border-color: var(--border-gold-50);
            box-shadow: 0 12px 40px rgba(245, 158, 11, 0.2);
            transform: translateY(-4px);
        }
        .badge-hot {
            display: inline-flex;
            align-items: center;
            gap: 0.25rem;
            background: rgba(220, 38, 38, 0.15);
            color: #FCA5A5;
            border: 1px solid rgba(220, 38, 38, 0.4);
            border-radius: 9999px;
            padding: 0.25rem 0.75rem;
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: #DC2626;
            color: #fff;
            border-radius: 0.5rem;
            font-weight: 800;
            font-size: 0.75rem;
            width: 2rem;
            height: 2rem;
            box-shadow: 0 0 15px rgba(220, 38, 38, 0.5);
        }
        .payment-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid rgba(245, 158, 11, 0.2);
            border-radius: 9999px;
            padding: 0.5rem 1rem;
            color: var(--text-mint);
            font-weight: 500;
            transition: var(--transition-standard);
        }
        .payment-badge:hover {
            background: rgba(245, 158, 11, 0.15);
            border-color: rgba(245, 158, 11, 0.4);
        }
        .footer-link {
            color: var(--text-olive);
            text-decoration: none;
            transition: var(--transition-standard);
            font-size: 0.9rem;
        }
        .footer-link:hover {
            color: var(--accent-gold);
        }
        .mobile-menu {
            display: none;
            background: rgba(5, 31, 20, 0.98);
            border-top: 1px solid rgba(245, 158, 11, 0.15);
            padding: 0.5rem 0;
        }
        .mobile-menu.open {
            display: block;
        }
        .desktop-nav {
            display: flex;
        }
        @media (max-width: 1024px) {
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
        }
        @media (min-width: 1025px) {
            .mobile-toggle {
                display: none !important;
            }
        }
        /* Hero section specific */
        .hero-bg-image {
            background-image: url('/assets/images/a873f8842ae9a202.jpg');
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(5, 31, 20, 0.95) 0%, rgba(5, 31, 20, 0.7) 60%, rgba(5, 31, 20, 0.4) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .countdown-box {
            background: rgba(11, 46, 30, 0.8);
            border: 1px solid rgba(245, 158, 11, 0.4);
            border-radius: var(--radius-md);
            padding: 0.75rem 1rem;
            backdrop-filter: blur(8px);
        }
        .countdown-number {
            background: linear-gradient(135deg, #F59E0B, #FCD34D);
            color: #051F14;
            font-weight: 800;
            border-radius: 0.5rem;
            padding: 0.25rem 0.5rem;
            min-width: 2rem;
            text-align: center;
        }
        .stat-card {
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.85) 0%, rgba(5, 31, 20, 0.95) 100%);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: var(--transition-standard);
        }
        .stat-card:hover {
            border-color: var(--border-gold-50);
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.15);
        }
        .stat-number {
            font-size: 2.25rem;
            font-weight: 800;
            background: linear-gradient(135deg, #F59E0B, #FCD34D);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
        }
        .tactic-card {
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.7) 0%, rgba(5, 31, 20, 0.9) 100%);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-md);
            padding: 1.25rem;
            transition: var(--transition-standard);
            position: relative;
            overflow: hidden;
        }
        .tactic-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, #F59E0B, #FCD34D, transparent);
        }
        .tactic-card:hover {
            border-color: var(--border-gold-50);
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.2);
            transform: translateY(-2px);
        }
        .comparison-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-md);
            overflow: hidden;
            background: rgba(11, 46, 30, 0.5);
        }
        .comparison-table th, .comparison-table td {
            padding: 0.75rem 1rem;
            border-bottom: 1px solid rgba(245, 158, 11, 0.15);
            text-align: left;
        }
        .comparison-table th {
            background: rgba(245, 158, 11, 0.1);
            font-weight: 700;
            color: var(--accent-gold);
        }
        .comparison-table tr:last-child td {
            border-bottom: none;
        }
        .step-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            margin-bottom: 1.25rem;
        }
        .step-number {
            width: 2.5rem;
            height: 2.5rem;
            border-radius: 9999px;
            background: linear-gradient(135deg, #F59E0B, #FCD34D);
            color: #051F14;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .faq-item {
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-sm);
            margin-bottom: 0.5rem;
            background: rgba(11, 46, 30, 0.4);
            transition: var(--transition-standard);
        }
        .faq-item:hover {
            border-color: var(--border-gold-50);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            background: transparent;
            border: none;
            padding: 1rem 1.25rem;
            color: var(--text-ivory);
            font-weight: 600;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.95rem;
        }
        .faq-answer {
            padding: 0 1.25rem 1rem;
            color: var(--text-mint);
            font-size: 0.9rem;
            line-height: 1.6;
        }
        .faq-answer.hidden {
            display: none;
        }
        .faq-icon {
            transition: transform 0.3s ease;
        }
        .faq-question.active .faq-icon {
            transform: rotate(45deg);
        }
        .cta-panel {
            background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(220, 38, 38, 0.1) 100%);
            border: 1px solid rgba(245, 158, 11, 0.4);
            border-radius: var(--radius-lg);
            padding: 2rem;
            position: relative;
            overflow: hidden;
        }
        .cta-panel::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.15) 0%, transparent 70%);
            animation: rotateGlow 8s linear infinite;
            pointer-events: none;
        }
        @keyframes rotateGlow {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--text-ivory);
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        .section-subtitle {
            color: var(--text-olive);
            font-size: 0.95rem;
            max-width: 700px;
            line-height: 1.7;
        }
        .divider-gold {
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(245, 158, 11, 0.4), transparent);
            margin: 2rem 0;
        }
        .img-cover {
            object-fit: cover;
            width: 100%;
            height: 100%;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.5rem;
            }
            .stat-number {
                font-size: 1.75rem;
            }
            .cta-panel {
                padding: 1.5rem;
            }
            .comparison-table th, .comparison-table td {
                padding: 0.5rem 0.75rem;
                font-size: 0.85rem;
            }
        }

/* roulang page: category4 */
:root {
            --bg-primary: #051F14;
            --bg-dark: #0B2E1E;
            --bg-velvet: #0D1F17;
            --accent-gold: #F59E0B;
            --accent-gold-light: #FCD34D;
            --accent-gold-pale: #FDE68A;
            --accent-dragon: #DC2626;
            --text-ivory: #F8FAFC;
            --text-mint: #D1FAE5;
            --text-olive: #A3A375;
            --radius-lg: 1.25rem;
            --radius-md: 0.875rem;
            --radius-sm: 0.625rem;
            --shadow-gold: 0 6px 25px rgba(245, 158, 11, 0.35);
            --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.35);
            --border-gold-30: rgba(245, 158, 11, 0.3);
            --border-gold-50: rgba(245, 158, 11, 0.5);
            --transition-standard: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: 'Be Vietnam Pro', system-ui, sans-serif;
            line-height: 1.6;
            color: var(--text-ivory);
            background-color: var(--bg-primary);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(245, 158, 11, 0.06) 0%, transparent 55%), radial-gradient(ellipse at 80% 50%, rgba(11, 46, 30, 0.6) 0%, transparent 60%);
            min-height: 100vh;
            overflow-x: hidden;
        }
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: radial-gradient(rgba(245, 158, 11, 0.03) 1px, transparent 1px);
            background-size: 28px 28px;
            pointer-events: none;
            z-index: 0;
        }
        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
            position: relative;
            z-index: 1;
        }
        .text-gradient-gold {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 35%, #FDE68A 70%, #F59E0B 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .btn-gold-gradient {
            background: linear-gradient(135deg, #F59E0B 0%, #FCD34D 50%, #F59E0B 100%);
            color: #051F14;
            font-weight: 700;
            border: none;
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            cursor: pointer;
            transition: var(--transition-standard);
            box-shadow: 0 4px 18px rgba(245, 158, 11, 0.4);
            position: relative;
            overflow: hidden;
            font-size: 0.95rem;
            letter-spacing: 0.01em;
        }
        .btn-gold-gradient:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(245, 158, 11, 0.55);
        }
        .btn-gold-gradient:active {
            transform: translateY(1px) scale(0.98);
            box-shadow: 0 2px 6px rgba(245, 158, 11, 0.3);
        }
        .btn-gold-outline {
            background: transparent;
            color: var(--accent-gold);
            font-weight: 600;
            border: 1.5px solid var(--border-gold-50);
            border-radius: 9999px;
            padding: 0.8rem 1.75rem;
            cursor: pointer;
            transition: var(--transition-standard);
            font-size: 0.9rem;
        }
        .btn-gold-outline:hover {
            background: rgba(245, 158, 11, 0.1);
            border-color: var(--accent-gold);
        }
        .btn-dragon {
            background: linear-gradient(135deg, #DC2626 0%, #991B1B 100%);
            color: #FDE68A;
            font-weight: 700;
            border: 2px solid rgba(245, 158, 11, 0.6);
            border-radius: 9999px;
            padding: 0.875rem 2rem;
            cursor: pointer;
            transition: var(--transition-standard);
            box-shadow: 0 4px 18px rgba(220, 38, 38, 0.35);
        }
        .btn-dragon:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(220, 38, 38, 0.5);
        }
        .header-fixed {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(5, 31, 20, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(245, 158, 11, 0.15);
            transition: var(--transition-standard);
            padding: 0.75rem 0;
        }
        .header-fixed.scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
            background: rgba(5, 31, 20, 0.98);
        }
        .nav-link {
            color: var(--text-mint);
            font-weight: 500;
            font-size: 0.9rem;
            transition: var(--transition-standard);
            padding: 0.5rem 0.75rem;
            border-radius: 8px;
            white-space: nowrap;
            position: relative;
            text-decoration: none;
        }
        .nav-link:hover {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.08);
        }
        .nav-link.active {
            color: var(--accent-gold);
            background: rgba(245, 158, 11, 0.12);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 2px;
            background: linear-gradient(90deg, #F59E0B, #FCD34D);
            border-radius: 2px;
        }
        .card-premium {
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.9) 0%, rgba(5, 31, 20, 0.95) 100%);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            transition: var(--transition-standard);
            overflow: hidden;
        }
        .card-premium:hover {
            border-color: var(--border-gold-50);
            box-shadow: 0 12px 40px rgba(245, 158, 11, 0.2);
            transform: translateY(-4px);
        }
        .badge-hot {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            background: linear-gradient(135deg, #DC2626, #991B1B);
            color: #FDE68A;
            padding: 0.3rem 0.75rem;
            border-radius: 9999px;
            font-size: 0.7rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            border: 1px solid rgba(245, 158, 11, 0.5);
        }
        .badge-18 {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 2rem;
            height: 2rem;
            border-radius: 50%;
            background: linear-gradient(135deg, #DC2626, #991B1B);
            border: 2px solid #F59E0B;
            color: #FDE68A;
            font-weight: 800;
            font-size: 0.75rem;
        }
        .payment-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(245, 158, 11, 0.08);
            border: 1px solid var(--border-gold-30);
            border-radius: 9999px;
            padding: 0.5rem 0.9rem;
            color: var(--text-mint);
            font-weight: 500;
        }
        .section-padding {
            padding: 5rem 0;
        }
        .section-title {
            font-size: 2.25rem;
            font-weight: 800;
            color: var(--text-ivory);
            line-height: 1.25;
            margin-bottom: 1rem;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--text-olive);
            line-height: 1.55;
            max-width: 720px;
        }
        .check-item {
            display: flex;
            align-items: flex-start;
            gap: 0.75rem;
            color: var(--text-mint);
            font-weight: 500;
        }
        .check-item i {
            color: var(--accent-gold);
            font-size: 1.1rem;
            margin-top: 2px;
        }
        .stat-card {
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.7) 0%, rgba(5, 31, 20, 0.9) 100%);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-md);
            padding: 1.5rem 1.75rem;
            transition: var(--transition-standard);
        }
        .stat-card:hover {
            border-color: var(--border-gold-50);
            box-shadow: 0 6px 20px rgba(245, 158, 11, 0.18);
        }
        .stat-value {
            font-size: 2rem;
            font-weight: 800;
            color: transparent;
            background: linear-gradient(135deg, #F59E0B, #FCD34D);
            -webkit-background-clip: text;
            background-clip: text;
        }
        .stat-label {
            color: var(--text-olive);
            font-size: 0.85rem;
            font-weight: 500;
            margin-top: 0.25rem;
        }
        .service-card {
            background: linear-gradient(145deg, rgba(11, 46, 30, 0.85) 0%, rgba(5, 31, 20, 0.95) 100%);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-lg);
            padding: 1.75rem;
            transition: var(--transition-standard);
            position: relative;
            overflow: hidden;
        }
        .service-card::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -40%;
            width: 80%;
            height: 80%;
            background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .service-card:hover {
            border-color: var(--border-gold-50);
            transform: translateY(-3px);
            box-shadow: 0 10px 35px rgba(245, 158, 11, 0.15);
        }
        .service-icon {
            width: 3rem;
            height: 3rem;
            border-radius: 12px;
            background: linear-gradient(145deg, rgba(245, 158, 11, 0.18), rgba(245, 158, 11, 0.05));
            border: 1px solid var(--border-gold-30);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--accent-gold);
            margin-bottom: 1rem;
            position: relative;
            z-index: 1;
        }
        .timeline-dot {
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: linear-gradient(135deg, #F59E0B, #FCD34D);
            box-shadow: 0 0 12px rgba(245, 158, 11, 0.6);
            flex-shrink: 0;
            margin-top: 4px;
        }
        .timeline-item {
            display: flex;
            gap: 1rem;
            padding: 1.25rem 0;
            border-bottom: 1px dashed rgba(245, 158, 11, 0.15);
            align-items: flex-start;
        }
        .timeline-item:last-child {
            border-bottom: none;
        }
        .news-card {
            display: block;
            background: rgba(11, 46, 30, 0.75);
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            transition: var(--transition-standard);
            text-decoration: none;
            color: inherit;
        }
        .news-card:hover {
            border-color: var(--border-gold-50);
            box-shadow: 0 6px 24px rgba(245, 158, 11, 0.12);
            transform: translateY(-2px);
        }
        .news-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-ivory);
            line-height: 1.45;
            margin-bottom: 0.5rem;
        }
        .news-card p {
            color: var(--text-olive);
            font-size: 0.85rem;
            line-height: 1.5;
        }
        .news-meta {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--text-olive);
            font-size: 0.75rem;
            margin-top: 0.75rem;
            flex-wrap: wrap;
        }
        .faq-item {
            border: 1px solid var(--border-gold-30);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition-standard);
            background: rgba(11, 46, 30, 0.6);
        }
        .faq-item:hover {
            border-color: var(--border-gold-50);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            color: var(--text-ivory);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 1.1rem 1.25rem;
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            font-family: inherit;
            transition: var(--transition-standard);
        }
        .faq-question:hover {
            color: var(--accent-gold);
        }
        .faq-answer {
            padding: 0 1.25rem 1.1rem;
            color: var(--text-olive);
            font-size: 0.87rem;
            line-height: 1.6;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open .faq-question {
            color: var(--accent-gold);
        }
        .footer-link {
            color: var(--text-olive);
            font-size: 0.85rem;
            transition: var(--transition-standard);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .footer-link:hover {
            color: var(--accent-gold);
            transform: translateX(2px);
        }
        .fab-royal {
            position: fixed;
            left: 1rem;
            bottom: 6rem;
            z-index: 50;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 25%, #3a2a0a 0%, #1a1205 60%, #0a0802 100%);
            border: 2px solid #F59E0B;
            box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35), inset 0 1px 2px rgba(255, 255, 255, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition-standard);
            opacity: 0.8;
            animation: fab-breathe 3s ease-in-out infinite;
            text-decoration: none;
            color: var(--accent-gold);
            font-size: 1.35rem;
        }
        .fab-royal:hover {
            opacity: 1;
            transform: scale(1.1);
            box-shadow: 0 12px 35px rgba(245, 158, 11, 0.5);
        }
        .fab-royal:active {
            transform: scale(0.95) translateY(4px);
        }
        .fab-royal .fab-notification {
            position: absolute;
            top: -3px;
            right: -3px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: #DC2626;
            border: 2px solid #fff;
            box-shadow: 0 2px 8px rgba(220, 38, 38, 0.6);
        }
        @keyframes fab-breathe {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-5px); }
        }
        .desktop-nav {
            display: flex;
        }
        .mobile-toggle {
            display: none;
        }
        .mobile-menu {
            display: none;
            background: rgba(5, 31, 20, 0.97);
            border-bottom: 1px solid var(--border-gold-30);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }
        .mobile-menu.open {
            max-height: 500px;
        }
        @media (max-width: 1024px) {
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.75rem;
            }
            .section-padding {
                padding: 3rem 0;
            }
            .container-custom {
                padding: 0 1rem;
            }
            .stat-value {
                font-size: 1.5rem;
            }
            .fab-royal {
                width: 48px;
                height: 48px;
                font-size: 1.1rem;
                bottom: 5rem;
            }
        }
        @media (max-width: 520px) {
            .section-title {
                font-size: 1.4rem;
            }
            .stat-card {
                padding: 1rem 1.25rem;
            }
            .stat-value {
                font-size: 1.2rem;
            }
            .btn-gold-gradient, .btn-gold-outline, .btn-dragon {
                padding: 0.7rem 1.25rem;
                font-size: 0.82rem;
            }
            .fab-royal {
                width: 44px;
                height: 44px;
                font-size: 1rem;
                left: 0.75rem;
                bottom: 4.5rem;
            }
        }
        .hero-bg-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(5, 31, 20, 0.92) 0%, rgba(5, 31, 20, 0.7) 50%, rgba(5, 31, 20, 0.85) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            padding-top: 5.5rem;
            padding-bottom: 4rem;
        }
        .main-content {
            margin-top: 4.5rem;
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
        }
        .compare-table th, .compare-table td {
            padding: 1rem 1rem;
            text-align: left;
            border-bottom: 1px solid var(--border-gold-30);
        }
        .compare-table th {
            background: rgba(245, 158, 11, 0.08);
            font-weight: 700;
            color: var(--accent-gold);
        }
        .compare-table td:first-child {
            color: var(--text-olive);
            font-weight: 500;
        }
        .compare-table tr:hover td {
            background: rgba(245, 158, 11, 0.04);
        }