:root {
            --primary: #FFD700;
            --primary-hover: #FFC800;
            --secondary: #B22222;
            --accent: #FF4500;
            --bg-main: #1A1A1A;
            --bg-secondary: #2D2D2D;
            --bg-surface: #333333;
            --bg-overlay: rgba(0, 0, 0, 0.7);
            --text-primary: #FFFFFF;
            --text-secondary: #B3B3B3;
            --text-disabled: #666666;
            --text-inverse: #000000;
            --success: #00C851;
            --warning: #FFBB00;
            --error: #FF4444;
            --info: #007AFF;
            --border-default: #404040;
            --border-strong: #FFD700;
            --border-muted: #262626;
            --font-primary: 'Roboto', 'Segoe UI', Tahoma, Arial, sans-serif;
            --font-heading: 'Montserrat', sans-serif;
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        body { background-color: var(--bg-main); color: var(--text-primary); font-family: var(--font-primary); line-height: 1.5; -webkit-tap-highlight-color: transparent; }
        h1, h2, h3 { font-family: var(--font-heading); line-height: 1.2; }
        a { text-decoration: none; color: inherit; transition: 0.3s; }
        ul { list-style: none; }
        img { max-width: 100%; height: auto; display: block; border-radius: 8px; }

        header {
            background-color: var(--bg-secondary);
            border-bottom: 2px solid var(--border-strong);
            padding: 10px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        header .logo-area { display: flex; align-items: center; gap: 10px; }
        header .logo-area img { width: 25px; height: 25px; border-radius: 0; }
        header .logo-area strong { font-size: 16px; font-weight: normal; }
        header .auth-buttons { display: flex; gap: 10px; }
        .btn {
            padding: 8px 16px;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            font-family: var(--font-primary);
            transition: 0.3s;
        }
        .btn-login { background: transparent; color: var(--primary); border: 1px solid var(--primary); }
        .btn-login:hover { background: var(--primary); color: var(--text-inverse); }
        .btn-register { background: var(--primary); color: var(--text-inverse); }
        .btn-register:hover { background: var(--primary-hover); }

        main { padding-bottom: 80px; }
        .banner-container { width: 100%; max-width: 1200px; margin: 0 auto; cursor: pointer; }
        .banner-container img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: 0; }

        .section-card {
            background: var(--bg-secondary);
            margin: 20px auto;
            padding: 25px;
            border-radius: 15px;
            max-width: 1200px;
            border: 1px solid var(--border-default);
        }
        .promo-card {
            text-align: center;
            background: linear-gradient(135deg, #4b0000 0%, #1a1a1a 100%);
            border: 2px solid var(--primary);
        }
        .promo-card h2 { font-size: 28px; color: var(--primary); margin-bottom: 15px; }
        .promo-card p { font-size: 18px; margin-bottom: 20px; color: var(--text-secondary); }
        .btn-huge {
            display: inline-block;
            padding: 15px 40px;
            background: var(--primary);
            color: var(--text-inverse);
            font-size: 20px;
            font-weight: bold;
            border-radius: 50px;
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.4);
        }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin-top: 20px;
        }
        .game-card {
            background: var(--bg-surface);
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid var(--border-muted);
            text-align: center;
            transition: transform 0.2s;
        }
        .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 { font-size: 14px; padding: 10px; color: var(--text-primary); }

        .intro-card { text-align: center; border: 2px solid var(--primary); }
        .intro-card h1 { font-size: 32px; color: var(--primary); margin-bottom: 15px; text-transform: uppercase; }
        .intro-card p { font-size: 16px; color: var(--text-secondary); line-height: 1.8; }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 15px;
            text-align: center;
        }
        .pay-item {
            background: var(--bg-surface);
            padding: 15px;
            border-radius: 10px;
            font-size: 13px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
            border: 1px solid var(--border-muted);
        }
        .pay-item i { font-size: 24px; color: var(--primary); }

        .guide-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
        }
        .guide-item { background: var(--bg-surface); padding: 20px; border-radius: 12px; }
        .guide-item h3 { color: var(--primary); margin-bottom: 10px; font-size: 18px; }
        .guide-item p { font-size: 14px; color: var(--text-secondary); }

        .comment-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
        }
        .comment-card {
            background: var(--bg-surface);
            padding: 20px;
            border-radius: 12px;
            border-left: 4px solid var(--primary);
        }
        .comment-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .comment-header i { font-size: 30px; color: var(--text-secondary); }
        .comment-header .name { font-weight: bold; font-size: 16px; }
        .stars { color: var(--warning); margin-bottom: 10px; }
        .comment-date { font-size: 12px; color: var(--text-disabled); display: block; margin-top: 10px; }

        .lottery-table { width: 100%; border-collapse: collapse; }
        .lottery-table td { padding: 12px; border-bottom: 1px solid var(--border-muted); font-size: 14px; }
        .lottery-table .win-amount { color: var(--success); font-weight: bold; }
        .lottery-table .username { font-weight: 500; }

        .provider-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
        }
        .provider-item {
            background: var(--bg-surface);
            padding: 15px;
            text-align: center;
            border-radius: 8px;
            font-weight: bold;
            border: 1px solid var(--border-default);
        }

        .faq-item { margin-bottom: 20px; background: var(--bg-surface); padding: 15px; border-radius: 10px; }
        .faq-item h3 { font-size: 16px; color: var(--primary); margin-bottom: 10px; }
        .faq-item p { font-size: 14px; color: var(--text-secondary); }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--bg-secondary);
            display: flex;
            justify-content: space-around;
            align-items: center;
            padding: 10px 0;
            border-top: 2px solid var(--primary);
            z-index: 1001;
        }
        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            font-size: 11px;
            color: var(--text-secondary);
            gap: 4px;
        }
        .nav-item i { font-size: 20px; color: var(--primary); }

        footer {
            background: var(--bg-secondary);
            padding: 40px 20px;
            border-top: 1px solid var(--border-default);
            text-align: center;
        }
        .footer-contact { margin-bottom: 30px; display: flex; flex-wrap: wrap; justify-content: center; gap: 15px; }
        .footer-contact a { color: var(--text-secondary); font-size: 14px; }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 30px;
            text-align: left;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }
        .footer-links a { color: var(--text-secondary); font-size: 13px; display: block; padding: 4px 0; }
        .footer-security {
            border-top: 1px solid var(--border-muted);
            padding-top: 20px;
            font-size: 13px;
            color: var(--text-disabled);
        }
        .security-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 10px; }
        .security-icons i { color: var(--primary); font-size: 24px; }

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