:root {
            --primary: #D4AF37;
            --primary-hover: #F1C40F;
            --secondary: #1A1A1A;
            --accent: #E31837;
            --bg-main: #0F0F0F;
            --bg-surface: #1E1E1E;
            --bg-elevated: #2D2D2D;
            --text-primary: #FFFFFF;
            --text-secondary: #B3B3B3;
            --text-muted: #757575;
            --success: #27AE60;
            --border-default: #333333;
            --font-display: 'Montserrat', 'Inter', -apple-system, sans-serif;
            --font-body: 'Inter', 'Roboto', 'Helvetica Neue', 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;
            -webkit-tap-highlight-color: transparent;
        }

        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-surface);
            border-bottom: 1px solid var(--border-default);
            padding: 0.75rem 1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .header-left { display: flex; align-items: center; gap: 8px; }
        .header-left img { width: 25px; height: 25px; border-radius: 4px; }
        .header-left strong { font-size: 16px; font-weight: 500; font-family: var(--font-display); color: var(--primary); }

        .header-right { display: flex; gap: 10px; }
        .btn { 
            padding: 6px 16px; 
            border-radius: 20px; 
            font-weight: 600; 
            font-size: 0.875rem; 
            cursor: pointer; 
            border: none;
            transition: 0.3s;
        }
        .btn-login { background: transparent; color: var(--text-primary); border: 1px solid var(--border-default); }
        .btn-register { background: var(--primary); color: var(--secondary); }

        main { max-width: 1200px; margin: 0 auto; padding-bottom: 80px; }

        .banner { width: 100%; aspect-ratio: 2/1; display: block; cursor: pointer; }
        .banner img { width: 100%; height: 100%; object-fit: cover; }

        .jackpot-container {
            background: linear-gradient(135deg, #1a1a1a 0%, #000 100%);
            margin: 15px;
            padding: 20px;
            border-radius: 15px;
            border: 1px solid var(--primary);
            text-align: center;
            box-shadow: 0 0 20px rgba(212, 175, 55, 0.2);
        }
        .jackpot-title { color: var(--primary); font-size: 1.2rem; margin-bottom: 10px; font-weight: bold; text-transform: uppercase; }
        #jackpot-amount { font-family: var(--font-display); font-size: 2.25rem; font-weight: 900; color: #fff; text-shadow: 0 0 10px var(--primary); }

        .intro-card { background: var(--bg-surface); margin: 15px; padding: 20px; border-radius: 12px; border-left: 4px solid var(--primary); }
        .intro-card h1 { font-size: 1.25rem; color: var(--primary); margin-bottom: 10px; }
        .intro-card p { color: var(--text-secondary); font-size: 0.9rem; }

        .section-title { padding: 15px 15px 5px; font-size: 1.125rem; display: flex; align-items: center; gap: 10px; color: var(--primary); }

        .game-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 15px; }
        .game-card { background: var(--bg-surface); border-radius: 12px; overflow: hidden; text-decoration: none; border: 1px solid var(--border-default); transition: transform 0.2s; }
        .game-card:active { transform: scale(0.95); }
        .game-card img { width: 100%; aspect-ratio: 1/1; display: block; object-fit: cover; }
        .game-card h3 { padding: 8px; font-size: 0.85rem; color: var(--text-primary); text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

        .payment-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 15px; }
        .payment-item { background: var(--bg-surface); padding: 10px; border-radius: 8px; text-align: center; font-size: 0.7rem; border: 1px solid var(--border-default); }
        .payment-item i { font-size: 1.2rem; color: var(--primary); margin-bottom: 5px; display: block; }

        .guide-section { padding: 15px; }
        .guide-card { background: var(--bg-elevated); padding: 15px; border-radius: 12px; margin-bottom: 15px; }
        .guide-card h2 { font-size: 1.1rem; color: var(--primary); margin-bottom: 8px; }
        .guide-card p { font-size: 0.875rem; color: var(--text-secondary); }

        .winners-box { margin: 15px; background: var(--bg-surface); border-radius: 12px; padding: 10px; height: 200px; overflow-y: auto; border: 1px solid var(--border-default); }
        .winner-row { display: flex; justify-content: space-between; padding: 8px; border-bottom: 1px solid var(--border-default); font-size: 0.8rem; }
        .winner-name { color: var(--primary); }
        .winner-amount { color: var(--success); font-weight: bold; }

        .provider-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 15px; }
        .provider-tag { background: linear-gradient(45deg, #2d2d2d, #1a1a1a); padding: 12px; border-radius: 8px; text-align: center; font-weight: bold; color: var(--primary); border: 1px solid var(--border-default); }

        .review-card { background: var(--bg-surface); margin: 0 15px 15px; padding: 15px; border-radius: 12px; border: 1px solid var(--border-default); }
        .review-header { display: flex; justify-content: space-between; margin-bottom: 8px; }
        .user-info { display: flex; align-items: center; gap: 10px; }
        .stars { color: #FFD700; font-size: 0.8rem; }
        .review-content { font-size: 0.85rem; color: var(--text-secondary); }

        .faq-section { padding: 15px; }
        .faq-item { background: var(--bg-surface); margin-bottom: 10px; border-radius: 8px; overflow: hidden; border: 1px solid var(--border-default); }
        .faq-question { padding: 12px; font-weight: 600; font-size: 0.9rem; cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
        .faq-answer { padding: 0 12px 12px; font-size: 0.85rem; color: var(--text-secondary); }

        .security-section { padding: 20px 15px; background: #000; text-align: center; margin-top: 20px; }
        .security-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 15px; font-size: 1.5rem; color: var(--text-muted); }
        .security-text { font-size: 0.75rem; color: var(--text-muted); max-width: 600px; margin: 0 auto; }

        .navigator {
            position: fixed;
            bottom: 0;
            width: 100%;
            background: var(--bg-surface);
            display: flex;
            justify-content: space-around;
            padding: 10px 0;
            border-top: 1px solid var(--border-default);
            z-index: 1001;
        }
        .nav-item { text-decoration: none; text-align: center; color: var(--text-secondary); flex: 1; }
        .nav-item i { font-size: 1.2rem; display: block; margin-bottom: 3px; }
        .nav-item span { font-size: 0.7rem; }

        footer { background: var(--bg-main); padding: 30px 15px 100px; border-top: 1px solid var(--border-default); text-align: center; }
        .footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; margin: 20px 0; text-align: left; }
        .footer-links a { color: var(--text-secondary); text-decoration: none; font-size: 0.8rem; display: block; margin-bottom: 5px; }
        .contact-row { display: flex; justify-content: center; gap: 15px; margin-bottom: 20px; }
        .contact-row a { color: var(--primary); font-size: 1.2rem; }
        .copyright { font-size: 0.75rem; color: var(--text-muted); border-top: 1px solid var(--border-default); padding-top: 15px; }

        @media (min-width: 768px) {
            .game-grid { grid-template-columns: repeat(3, 1fr); }
            .payment-grid { grid-template-columns: repeat(8, 1fr); }
        }