:root {
            --primary: #FFD700;
            --primary-hover: #FFC107;
            --secondary: #C62828;
            --accent: #FFC107;
            --main-bg: #1A1A1A;
            --surface: #2D2D2D;
            --surface-light: #3D3D3D;
            --overlay: rgba(0, 0, 0, 0.7);
            --text-primary: #FFFFFF;
            --text-secondary: #B0B0B0;
            --text-disabled: #666666;
            --text-highlight: #FFD700;
            --success: #4CAF50;
            --warning: #FF9800;
            --error: #F44336;
            --info: #2196F3;
            --border-default: #444444;
            --border-highlight: #FFD700;
            --border-subtle: #333333;
            --font-primary: 'Roboto', 'Segoe UI', Arial, sans-serif;
            --font-heading: 'Montserrat', sans-serif;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; outline: none; }
        body { 
            background-color: var(--main-bg); 
            color: var(--text-primary); 
            font-family: var(--font-primary); 
            line-height: 1.5; 
            -webkit-font-smoothing: antialiased;
        }
        header {
            background-color: var(--surface);
            padding: 10px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--border-highlight);
        }
        .header-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; }
        .header-logo img { width: 25px; height: 25px; }
        .header-logo strong { font-size: 16px; font-weight: normal; }
        .header-auth { display: flex; gap: 10px; }
        .btn { 
            padding: 8px 16px; 
            border-radius: 8px; 
            cursor: pointer; 
            font-family: var(--font-heading); 
            font-weight: 600; 
            border: none; 
            transition: 0.3s; 
            text-decoration: none; 
            font-size: 14px;
        }
        .btn-login { background-color: var(--surface-light); color: white; }
        .btn-register { background-color: var(--primary); color: #000; }
        .btn:hover { opacity: 0.9; transform: translateY(-2px); }
        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: 4/3; 
            object-fit: cover; 
            border-radius: 15px; 
            box-shadow: 0 4px 20px rgba(0,0,0,0.5); 
        }
        .promo-card { 
            background: linear-gradient(135deg, #C62828, #8B0000); 
            padding: 30px; 
            border-radius: 20px; 
            text-align: center; 
            margin-bottom: 30px;
            border: 2px solid var(--primary);
        }
        .promo-card h2 { font-family: var(--font-heading); font-size: 28px; margin-bottom: 15px; color: var(--primary); }
        .promo-card p { font-size: 16px; margin-bottom: 20px; color: #fff; }
        .btn-promo { 
            background-color: var(--primary); 
            color: #000; 
            padding: 15px 40px; 
            font-size: 20px; 
            font-weight: bold; 
            border-radius: 50px; 
            display: inline-block; 
            text-transform: uppercase;
        }
        .section-title { 
            font-family: var(--font-heading); 
            font-size: 24px; 
            margin: 30px 0 20px; 
            text-align: center; 
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .game-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 15px; 
            margin-bottom: 30px; 
        }
        .game-card { 
            background-color: var(--surface); 
            border-radius: 12px; 
            overflow: hidden; 
            text-decoration: none; 
            color: white; 
            transition: 0.3s; 
            border: 1px solid var(--border-subtle);
        }
        .game-card:hover { border-color: var(--primary); transform: scale(1.02); }
        .game-card img { 
            width: 100%; 
            aspect-ratio: 1/1; 
            object-fit: cover; 
            display: block; 
        }
        .game-card h3 { 
            padding: 12px; 
            font-size: 15px; 
            text-align: center; 
            font-family: var(--font-heading);
            white-space: nowrap; 
            overflow: hidden; 
            text-overflow: ellipsis; 
        }
        .intro-card { 
            background-color: var(--surface); 
            padding: 30px; 
            border-radius: 20px; 
            text-align: center; 
            border: 1px solid var(--border-highlight); 
            margin: 40px 0;
        }
        .intro-card h1 { font-family: var(--font-heading); font-size: 32px; color: var(--primary); margin-bottom: 15px; text-transform: uppercase; }
        .intro-card p { color: var(--text-secondary); font-size: 16px; line-height: 1.8; }
        .payment-grid { 
            display: grid; 
            grid-template-columns: repeat(4, 1fr); 
            gap: 10px; 
            margin-bottom: 30px; 
        }
        .payment-item { 
            background-color: var(--surface-light); 
            padding: 15px; 
            text-align: center; 
            border-radius: 10px; 
            font-size: 13px; 
            display: flex; 
            flex-direction: column; 
            align-items: center; 
            gap: 8px; 
            border: 1px solid var(--border-subtle);
        }
        .payment-item i { font-size: 20px; color: var(--primary); }
        .guidelines-grid { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); 
            gap: 20px; 
            margin-bottom: 30px; 
        }
        .guideline-item { 
            background-color: var(--surface); 
            padding: 20px; 
            border-radius: 15px; 
            border-left: 4px solid var(--primary); 
        }
        .guideline-item h3 { color: var(--primary); margin-bottom: 10px; font-size: 18px; }
        .guideline-item p { color: var(--text-secondary); font-size: 14px; }
        .review-grid { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
            gap: 20px; 
            margin-bottom: 30px; 
        }
        .review-card { 
            background-color: var(--surface); 
            padding: 20px; 
            border-radius: 15px; 
            position: relative; 
            border: 1px solid var(--border-subtle);
        }
        .review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
        .review-header i { font-size: 30px; color: var(--text-secondary); }
        .review-user { font-weight: bold; font-size: 16px; }
        .review-stars { color: var(--primary); font-size: 14px; margin-bottom: 10px; }
        .review-text { font-size: 14px; color: var(--text-secondary); margin-bottom: 10px; font-style: italic; }
        .review-date { font-size: 12px; color: var(--text-disabled); }
        .winning-list { 
            background-color: var(--surface); 
            border-radius: 15px; 
            overflow: hidden; 
            margin-bottom: 30px; 
        }
        .winning-item { 
            display: flex; 
            justify-content: space-between; 
            padding: 12px 20px; 
            border-bottom: 1px solid var(--border-subtle); 
            font-size: 14px; 
        }
        .winning-item:nth-child(odd) { background-color: var(--surface-light); }
        .win-amount { color: var(--primary); font-weight: bold; }
        .provider-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 10px; 
            margin-bottom: 30px; 
        }
        .provider-item { 
            background-color: var(--surface-light); 
            padding: 15px; 
            text-align: center; 
            border-radius: 10px; 
            font-weight: 600; 
            border: 1px solid var(--border-subtle);
            color: var(--text-primary);
        }
        .faq-grid { 
            display: grid; 
            grid-template-columns: 1fr; 
            gap: 15px; 
            margin-bottom: 30px; 
        }
        .faq-item { 
            background-color: var(--surface); 
            padding: 20px; 
            border-radius: 12px; 
            border: 1px solid var(--border-subtle); 
        }
        .faq-item h3 { color: var(--primary); font-size: 17px; margin-bottom: 10px; }
        .faq-item p { color: var(--text-secondary); font-size: 14px; line-height: 1.6; }
        .navigator { 
            position: fixed; 
            bottom: 0; 
            left: 0; 
            right: 0; 
            background-color: var(--surface); 
            display: flex; 
            justify-content: space-around; 
            padding: 10px 0; 
            border-top: 2px solid var(--primary); 
            z-index: 1001; 
        }
        .nav-item { 
            text-decoration: none; 
            color: var(--text-secondary); 
            display: flex; 
            flex-direction: column; 
            align-items: center; 
            font-size: 12px; 
            gap: 5px; 
        }
        .nav-item i { font-size: 20px; }
        .nav-item:hover { color: var(--primary); }
        footer { 
            background-color: var(--surface); 
            padding: 40px 20px; 
            margin-bottom: 70px; 
            border-top: 1px solid var(--border-default); 
        }
        .footer-contact { 
            text-align: center; 
            margin-bottom: 30px; 
        }
        .footer-contact p { font-weight: bold; margin-bottom: 15px; color: var(--primary); }
        .contact-links { display: flex; justify-content: center; gap: 15px; flex-wrap: wrap; }
        .contact-links a { color: var(--text-secondary); text-decoration: none; font-size: 14px; }
        .footer-links { 
            display: grid; 
            grid-template-columns: repeat(3, 1fr); 
            gap: 10px; 
            margin-bottom: 30px; 
        }
        .footer-links a { 
            color: var(--text-secondary); 
            text-decoration: none; 
            font-size: 13px; 
            display: block; 
            padding: 5px 0; 
        }
        .footer-links a:hover { color: var(--primary); }
        .security-footer { 
            text-align: center; 
            border-top: 1px solid var(--border-subtle); 
            padding-top: 20px; 
            color: var(--text-disabled); 
            font-size: 12px; 
        }
        .security-icons { 
            display: flex; 
            justify-content: center; 
            gap: 20px; 
            margin-bottom: 10px; 
            font-size: 24px; 
            color: var(--primary); 
        }
        @media (max-width: 768px) {
            .payment-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-links { grid-template-columns: repeat(2, 1fr); }
        }