:root {
            --primary: #FFD700;
            --primary-dark: #B8860B;
            --secondary: #C0C0C0;
            --accent: #FF4500;
            --bg-main: #0F0F0F;
            --bg-surface: #1A1A1A;
            --bg-overlay: rgba(0, 0, 0, 0.8);
            --bg-contrast: #262626;
            --text-primary: #FFFFFF;
            --text-secondary: #B3B3B3;
            --text-disabled: #666666;
            --text-inverse: #000000;
            --success: #00C853;
            --error: #FF1744;
            --warning: #FFAB00;
            --info: #2979FF;
            --border-light: #333333;
            --border-medium: #4D4D4D;
            --border-strong: #FFD700;
            --font-heading: 'Montserrat', 'Segoe UI', Roboto, sans-serif;
            --font-body: 'Open Sans', 'Roboto', Arial, sans-serif;
        }

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

        body {
            background-color: var(--bg-main);
            color: var(--text-primary);
            font-family: var(--font-body);
            line-height: 1.5;
            overflow-x: hidden;
            padding-bottom: 80px;
        }

        header {
            background-color: var(--bg-surface);
            border-bottom: 2px solid var(--border-strong);
            padding: 0 20px;
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        header .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--text-primary);
        }

        header .brand img {
            width: 25px;
            height: 25px;
            object-fit: cover;
        }

        header .brand strong {
            font-size: 16px;
            font-weight: normal;
            font-family: var(--font-heading);
        }

        header .auth-buttons {
            display: flex;
            gap: 10px;
        }

        .btn {
            padding: 8px 16px;
            border-radius: 6px;
            font-family: var(--font-heading);
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
            font-size: 14px;
        }

        .btn-login {
            background-color: transparent;
            color: var(--primary);
            border: 1px solid var(--primary);
        }

        .btn-login:hover {
            background-color: var(--primary);
            color: var(--text-inverse);
        }

        .btn-register {
            background-color: var(--primary);
            color: var(--text-inverse);
        }

        .btn-register:hover {
            background-color: var(--primary-dark);
            color: var(--text-primary);
        }

        main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
        }

        .banner-container {
            width: 100%;
            margin-bottom: 20px;
            cursor: pointer;
        }

        .banner-container img {
            width: 100%;
            aspect-ratio: 2/1;
            object-fit: cover;
            border-radius: 12px;
            border: 1px solid var(--border-medium);
        }

        .jackpot-section {
            background: linear-gradient(135deg, #B8860B 0%, #FFD700 50%, #B8860B 100%);
            padding: 20px;
            border-radius: 12px;
            text-align: center;
            margin-bottom: 30px;
            color: var(--text-inverse);
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
        }

        .jackpot-title {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 20px;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .jackpot-amount {
            font-family: 'Courier New', monospace;
            font-size: 36px;
            font-weight: 800;
            display: block;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }

        .intro-card {
            background-color: var(--bg-surface);
            padding: 30px;
            border-radius: 15px;
            border-left: 5px solid var(--primary);
            margin-bottom: 30px;
        }

        .intro-card h1 {
            font-family: var(--font-heading);
            font-size: 28px;
            color: var(--primary);
            margin-bottom: 15px;
            line-height: 1.2;
        }

        .intro-card p {
            color: var(--text-secondary);
            font-size: 16px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 24px;
            margin: 40px 0 20px;
            text-align: center;
            color: var(--primary);
            position: relative;
            padding-bottom: 10px;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 3px;
            background-color: var(--accent);
        }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin-bottom: 30px;
        }

        .game-card {
            background-color: var(--bg-surface);
            border-radius: 12px;
            overflow: hidden;
            text-decoration: none;
            transition: transform 0.3s ease;
            border: 1px solid var(--border-light);
        }

        .game-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
        }

        .game-card img {
            width: 100%;
            aspect-ratio: 1/1;
            object-fit: cover;
        }

        .game-card h3 {
            padding: 12px;
            font-size: 16px;
            text-align: center;
            color: var(--text-primary);
            font-family: var(--font-heading);
        }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
            gap: 15px;
            margin-bottom: 30px;
        }

        .payment-item {
            background-color: var(--bg-contrast);
            padding: 15px;
            border-radius: 10px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
            color: var(--text-secondary);
            border: 1px solid var(--border-light);
        }

        .payment-item i {
            font-size: 24px;
            color: var(--primary);
        }

        .guide-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }

        .guide-card {
            background-color: var(--bg-surface);
            padding: 20px;
            border-radius: 12px;
            border: 1px solid var(--border-light);
        }

        .guide-card h3 {
            color: var(--primary);
            margin-bottom: 10px;
            font-family: var(--font-heading);
        }

        .guide-card p {
            color: var(--text-secondary);
            font-size: 14px;
        }

        .winner-table {
            width: 100%;
            border-collapse: collapse;
            background-color: var(--bg-surface);
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 30px;
        }

        .winner-table th, .winner-table td {
            padding: 12px;
            text-align: left;
            border-bottom: 1px solid var(--border-light);
        }

        .winner-table th {
            background-color: var(--bg-contrast);
            color: var(--primary);
            font-family: var(--font-heading);
        }

        .winner-table td {
            color: var(--text-secondary);
        }

        .amount-win {
            color: var(--success);
            font-weight: bold;
        }

        .provider-wall {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
            margin-bottom: 30px;
        }

        .provider-box {
            padding: 15px;
            border-radius: 8px;
            text-align: center;
            font-weight: bold;
            font-family: var(--font-heading);
            color: var(--text-inverse);
        }

        .prov-1 { background-color: #E91E63; }
        .prov-2 { background-color: #9C27B0; }
        .prov-3 { background-color: #2196F3; }
        .prov-4 { background-color: #4CAF50; }
        .prov-5 { background-color: #FF9800; }
        .prov-6 { background-color: #F44336; }
        .prov-7 { background-color: #607D8B; }
        .prov-8 { background-color: #795548; }

        .review-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }

        .review-card {
            background-color: var(--bg-surface);
            padding: 20px;
            border-radius: 12px;
            border: 1px solid var(--border-light);
        }

        .review-header {
            display: flex;
            align-items: center;
            gap: 15px;
            margin-bottom: 10px;
        }

        .review-header i {
            font-size: 40px;
            color: var(--primary);
        }

        .review-user {
            font-weight: bold;
            font-family: var(--font-heading);
        }

        .review-stars {
            color: #FFD700;
            font-size: 14px;
            margin-bottom: 10px;
        }

        .review-content {
            color: var(--text-secondary);
            font-size: 14px;
            margin-bottom: 10px;
        }

        .review-date {
            font-size: 12px;
            color: var(--text-disabled);
        }

        .faq-container {
            display: grid;
            gap: 15px;
            margin-bottom: 30px;
        }

        .faq-item {
            background-color: var(--bg-surface);
            border-radius: 10px;
            border: 1px solid var(--border-light);
            overflow: hidden;
        }

        .faq-question {
            padding: 15px;
            cursor: pointer;
            font-weight: 600;
            color: var(--primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-family: var(--font-heading);
        }

        .faq-answer {
            padding: 15px;
            background-color: var(--bg-contrast);
            color: var(--text-secondary);
            font-size: 14px;
            border-top: 1px solid var(--border-light);
        }

        .security-footer {
            background-color: var(--bg-surface);
            padding: 30px;
            border-radius: 15px;
            text-align: center;
            border: 1px solid var(--border-medium);
        }

        .security-icons {
            display: flex;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .security-icon {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-secondary);
        }

        .security-icon i {
            font-size: 30px;
            color: var(--success);
        }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 70px;
            background-color: var(--bg-surface);
            border-top: 2px solid var(--primary);
            display: flex;
            justify-content: space-around;
            align-items: center;
            z-index: 2000;
        }

        .nav-item {
            text-decoration: none;
            color: var(--text-secondary);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 5px;
            font-size: 12px;
            transition: color 0.3s;
        }

        .nav-item i {
            font-size: 20px;
        }

        .nav-item:hover {
            color: var(--primary);
        }

        footer {
            background-color: var(--bg-surface);
            padding: 40px 20px;
            border-top: 1px solid var(--border-light);
            text-align: center;
        }

        .footer-contact {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }

        .footer-contact a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 14px;
            transition: color 0.3s;
        }

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

        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            max-width: 800px;
            margin: 0 auto 30px;
            text-align: left;
        }

        .footer-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 13px;
            padding: 5px 0;
        }

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

        .footer-copyright {
            color: var(--text-disabled);
            font-size: 13px;
            border-top: 1px solid var(--border-light);
            padding-top: 20px;
        }

        @media (max-width: 768px) {
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
            }
            .provider-wall {
                grid-template-columns: repeat(2, 1fr);
            }
        }