:root {
            --primary-gold: #D4AF37;
            --secondary-gold: #FFD700;
            --accent-gold: #B8860B;
            --deep-black: #0A0A0A;
            --bg-primary: #0D1117;
            --bg-secondary: #161B22;
            --bg-surface: #21262D;
            --text-primary: #FFFFFF;
            --text-secondary: #C9D1D9;
            --text-muted: #8B949E;
            --success: #238636;
            --error: #DA3633;
            --win-glow: #FFCC00;
            --border-default: #30363D;
        }
        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            line-height: 1.5;
            padding-bottom: 70px;
        }
        header {
            background-color: var(--deep-black);
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 15px;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--border-default);
        }
        header .brand { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--text-primary); }
        header .brand img { width: 25px; height: 25px; object-fit: contain; }
        header .brand strong { font-size: 16px; font-weight: normal; color: var(--primary-gold); }
        header .auth-buttons { display: flex; gap: 10px; }
        header button {
            padding: 6px 15px;
            border-radius: 4px;
            border: none;
            font-weight: 600;
            cursor: pointer;
            font-size: 0.875rem;
        }
        .btn-login { background: transparent; color: var(--primary-gold); border: 1px solid var(--primary-gold); }
        .btn-register { background: var(--primary-gold); color: var(--deep-black); }
        main { max-width: 1200px; margin: 0 auto; padding: 15px; }
        .banner { width: 100%; aspect-ratio: 2/1; border-radius: 12px; overflow: hidden; margin-bottom: 20px; cursor: pointer; border: 1px solid var(--border-default); }
        .banner img { width: 100%; height: 100%; object-fit: cover; }
        .jackpot-container {
            background: linear-gradient(145deg, var(--bg-surface), var(--deep-black));
            border: 2px solid var(--primary-gold);
            border-radius: 15px;
            padding: 20px;
            text-align: center;
            margin-bottom: 25px;
            box-shadow: 0 0 20px rgba(212, 175, 55, 0.2);
        }
        .jackpot-title { color: var(--primary-gold); font-size: 1.2rem; font-weight: bold; margin-bottom: 10px; text-transform: uppercase; }
        .jackpot-amount { font-family: 'Roboto Mono', monospace; font-size: 2.5rem; font-weight: 800; color: var(--win-glow); text-shadow: 0 0 10px var(--win-glow); }
        .intro-card { background: var(--bg-secondary); padding: 25px; border-radius: 15px; margin-bottom: 25px; border: 1px solid var(--border-default); }
        .intro-card h1 { font-size: 1.5rem; color: var(--primary-gold); margin-bottom: 15px; font-family: 'Montserrat', sans-serif; }
        .intro-card p { color: var(--text-secondary); font-size: 1rem; }
        .section-title { font-size: 1.25rem; margin: 25px 0 15px; border-left: 4px solid var(--primary-gold); padding-left: 10px; color: var(--text-primary); }
        .game-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 25px; }
        .game-card { background: var(--bg-surface); border-radius: 10px; overflow: hidden; text-decoration: none; transition: transform 0.2s; border: 1px solid var(--border-default); }
        .game-card:hover { transform: translateY(-5px); }
        .game-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
        .game-card h3 { padding: 10px; font-size: 0.9rem; 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; margin-bottom: 30px; }
        .payment-item { background: var(--bg-secondary); padding: 15px 5px; border-radius: 8px; text-align: center; border: 1px solid var(--border-default); }
        .payment-item i { font-size: 1.5rem; color: var(--primary-gold); margin-bottom: 8px; display: block; }
        .payment-item span { font-size: 0.75rem; color: var(--text-secondary); }
        .guide-section { display: grid; grid-template-columns: 1fr; gap: 15px; margin-bottom: 30px; }
        .guide-card { background: var(--bg-secondary); padding: 20px; border-radius: 12px; border-top: 3px solid var(--primary-gold); }
        .guide-card h3 { color: var(--primary-gold); margin-bottom: 10px; font-size: 1.1rem; }
        .guide-card p { color: var(--text-secondary); font-size: 0.9rem; }
        .lottery-section { background: var(--bg-surface); border-radius: 12px; padding: 15px; margin-bottom: 30px; border: 1px solid var(--border-default); }
        .lottery-item { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border-default); font-size: 0.85rem; }
        .lottery-item:last-child { border-bottom: none; }
        .lottery-user { color: var(--secondary-gold); font-weight: bold; }
        .lottery-win { color: #4ade80; font-weight: bold; }
        .provider-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 30px; }
        .provider-block { background: linear-gradient(45deg, var(--bg-surface), var(--bg-secondary)); padding: 15px; text-align: center; border-radius: 8px; font-weight: bold; color: var(--primary-gold); border: 1px solid var(--border-default); }
        .comment-grid { display: grid; grid-template-columns: 1fr; gap: 15px; margin-bottom: 30px; }
        .comment-card { background: var(--bg-secondary); padding: 20px; border-radius: 12px; border: 1px solid var(--border-default); }
        .comment-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .comment-header i { font-size: 1.5rem; color: var(--primary-gold); }
        .comment-user { font-weight: bold; color: var(--text-primary); }
        .comment-rating { color: var(--win-glow); font-size: 0.8rem; }
        .faq-section { margin-bottom: 30px; }
        .faq-item { background: var(--bg-secondary); border-radius: 8px; margin-bottom: 10px; overflow: hidden; border: 1px solid var(--border-default); }
        .faq-question { padding: 15px; font-weight: bold; color: var(--primary-gold); cursor: pointer; display: flex; justify-content: space-between; }
        .faq-answer { padding: 0 15px 15px; color: var(--text-secondary); font-size: 0.9rem; }
        .security-section { background: var(--deep-black); padding: 25px; border-radius: 15px; text-align: center; border: 1px solid var(--success); margin-bottom: 30px; }
        .security-section i { font-size: 2.5rem; color: var(--success); margin-bottom: 15px; }
        .security-links { display: flex; justify-content: center; gap: 15px; margin-top: 15px; flex-wrap: wrap; }
        .security-links a { color: var(--primary-gold); text-decoration: none; font-size: 0.8rem; }
        .navigator { position: fixed; bottom: 0; left: 0; right: 0; background: var(--bg-secondary); display: flex; justify-content: space-around; padding: 10px 0; border-top: 1px solid var(--border-default); z-index: 1000; }
        .navigator a { text-decoration: none; color: var(--text-muted); text-align: center; font-size: 0.75rem; display: flex; flex-direction: column; align-items: center; gap: 4px; }
        .navigator a i { font-size: 1.25rem; color: var(--text-secondary); }
        .navigator a:nth-child(3) i { color: var(--primary-gold); font-size: 1.5rem; margin-top: -10px; }
        footer { background: var(--deep-black); padding: 40px 20px 100px; color: var(--text-muted); border-top: 1px solid var(--border-default); }
        .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: 0.9rem; }
        .footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 30px; }
        .footer-links a { color: var(--text-muted); text-decoration: none; font-size: 0.85rem; display: block; margin-bottom: 8px; }
        .footer-copyright { text-align: center; font-size: 0.8rem; padding-top: 20px; border-top: 1px solid var(--border-default); }
        @media (min-width: 768px) {
            .game-grid { grid-template-columns: repeat(3, 1fr); }
            .guide-section, .comment-grid { grid-template-columns: 1fr 1fr; }
            .payment-grid { grid-template-columns: repeat(8, 1fr); }
        }