:root {
            --primary: #D4AF37;
            --primary-light: #F9E498;
            --primary-dark: #AA8928;
            --secondary: #C0C0C0;
            --gold-gradient: linear-gradient(180deg, #F9E498 0%, #D4AF37 100%);
            --bg-main: #0A0A0B;
            --bg-surface: #161618;
            --bg-overlay: #1E1E21;
            --bg-contrast: #000000;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B0B0;
            --text-muted: #71717A;
            --semantic-success: #22C55E;
            --border-default: #27272A;
            --font-main: 'Be Vietnam Pro', sans-serif;
            --font-heading: 'Montserrat', sans-serif;
        }

        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { background-color: var(--bg-main); color: var(--text-primary); font-family: var(--font-main); line-height: 1.5; overflow-x: hidden; }
        a { text-decoration: none; color: inherit; transition: 0.3s; }
        ul { list-style: none; }
        img { max-width: 100%; height: auto; display: block; }

        header {
            position: sticky; top: 0; z-index: 1000; background: rgba(10, 10, 11, 0.95);
            backdrop-filter: blur(10px); border-bottom: 1px solid var(--border-default);
            height: 60px; display: flex; align-items: center; justify-content: space-between; padding: 0 15px;
        }
        .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: 400; color: var(--text-primary); letter-spacing: 0.5px; }
        .header-right { display: flex; gap: 10px; }
        .btn-login { padding: 6px 16px; border-radius: 6px; font-size: 14px; font-weight: 600; color: var(--text-primary); border: 1px solid var(--primary); }
        .btn-register { padding: 7px 17px; border-radius: 6px; font-size: 14px; font-weight: 600; background: var(--gold-gradient); color: var(--bg-contrast); border: none; }

        main { max-width: 800px; margin: 0 auto; padding-bottom: 100px; }
        .banner { cursor: pointer; width: 100%; aspect-ratio: 2/1; object-fit: cover; }

        .jackpot-container {
            margin: 20px 15px; padding: 20px; background: var(--bg-surface); border: 1px solid var(--primary);
            border-radius: 12px; text-align: center; position: relative; overflow: hidden;
        }
        .jackpot-label { color: var(--primary); font-family: var(--font-heading); font-weight: 700; font-size: 14px; margin-bottom: 8px; text-transform: uppercase; }
        .jackpot-amount { font-family: var(--font-heading); font-size: 32px; font-weight: 900; color: #FFD700; text-shadow: 0 0 15px rgba(212, 175, 55, 0.5); }

        .platform-intro { padding: 25px 15px; text-align: center; }
        .platform-intro h1 { font-family: var(--font-heading); font-size: 24px; color: var(--primary); margin-bottom: 15px; line-height: 1.3; }
        .platform-intro p { color: var(--text-secondary); font-size: 15px; line-height: 1.6; }

        .section-title { font-family: var(--font-heading); font-size: 20px; margin: 30px 15px 15px; color: var(--text-primary); border-left: 4px solid var(--primary); padding-left: 12px; }
        .game-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 0 15px; }
        .game-card { background: var(--bg-surface); border-radius: 12px; overflow: hidden; border: 1px solid var(--border-default); transition: 0.3s; }
        .game-card:hover { border-color: var(--primary); transform: translateY(-3px); }
        .game-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
        .game-card h3 { padding: 10px; font-size: 14px; font-weight: 600; text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

        .payment-methods { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 0 15px; margin-top: 10px; }
        .payment-item { background: var(--bg-overlay); padding: 15px 5px; border-radius: 8px; text-align: center; border: 1px solid var(--border-default); }
        .payment-item i { font-size: 20px; color: var(--primary); margin-bottom: 8px; }
        .payment-item span { display: block; font-size: 11px; color: var(--text-secondary); font-weight: 500; }

        .guides-grid { padding: 0 15px; display: grid; gap: 15px; }
        .guide-card { background: var(--bg-surface); padding: 20px; border-radius: 12px; border-left: 3px solid var(--primary); }
        .guide-card h3 { font-size: 18px; margin-bottom: 10px; color: var(--primary-light); }
        .guide-card p { font-size: 14px; color: var(--text-secondary); }

        .lottery-box { margin: 25px 15px; background: var(--bg-surface); border-radius: 12px; padding: 15px; height: 200px; overflow: hidden; border: 1px solid var(--border-default); }
        .marquee-container { animation: scrollUp 20s linear infinite; }
        @keyframes scrollUp { 0% { transform: translateY(0); } 100% { transform: translateY(-50%); } }
        .lottery-item { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px border var(--border-default); font-size: 13px; }
        .lottery-user { color: var(--primary); }
        .lottery-win { color: var(--semantic-success); font-weight: bold; }

        .providers-wall { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 0 15px; }
        .provider-item { background: linear-gradient(90deg, #1e1e21 0%, #27272a 100%); padding: 15px; text-align: center; border-radius: 8px; font-weight: 700; font-family: var(--font-heading); color: var(--secondary); border: 1px solid var(--border-default); }

        .reviews-grid { padding: 0 15px; display: grid; gap: 15px; }
        .review-card { background: var(--bg-overlay); padding: 20px; border-radius: 12px; }
        .review-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .review-header i { font-size: 30px; color: var(--text-muted); }
        .review-name { font-weight: 600; font-size: 15px; }
        .stars { color: #FFD700; font-size: 12px; }
        .review-text { font-size: 14px; color: var(--text-secondary); font-style: italic; }
        .review-date { font-size: 12px; color: var(--text-muted); margin-top: 10px; display: block; }

        .faq-section { padding: 0 15px; }
        .faq-item { background: var(--bg-surface); margin-bottom: 10px; border-radius: 8px; border: 1px solid var(--border-default); overflow: hidden; }
        .faq-question { padding: 15px; font-weight: 600; font-size: 15px; display: flex; justify-content: space-between; align-items: center; cursor: pointer; color: var(--primary-light); }
        .faq-answer { padding: 0 15px 15px; font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

        .security-section { margin: 30px 15px; padding: 20px; background: #000; border: 1px solid #333; border-radius: 12px; text-align: center; }
        .security-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 15px; font-size: 24px; color: var(--primary); }
        .security-text { font-size: 13px; color: var(--text-muted); }

        .navigator {
            position: fixed; bottom: 0; left: 0; right: 0; background: var(--bg-surface);
            display: flex; justify-content: space-around; padding: 10px 0; border-top: 1px solid var(--border-default); z-index: 1000;
        }
        .nav-item { display: flex; flex-direction: column; align-items: center; gap: 4px; color: var(--text-secondary); font-size: 11px; }
        .nav-item i { font-size: 18px; }
        .nav-item:nth-child(3) { color: var(--primary); }

        footer { background: var(--bg-contrast); padding: 40px 15px 100px; border-top: 1px solid var(--border-default); }
        .footer-contact { text-align: center; margin-bottom: 30px; }
        .footer-contact h2 { font-size: 18px; margin-bottom: 15px; color: var(--primary); }
        .contact-links { display: flex; justify-content: center; gap: 15px; flex-wrap: wrap; }
        .contact-links a { font-size: 14px; color: var(--text-secondary); background: var(--bg-surface); padding: 8px 15px; border-radius: 20px; border: 1px solid var(--border-default); }
        .footer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 30px; }
        .footer-grid a { color: var(--text-muted); font-size: 13px; margin-bottom: 8px; display: block; }
        .footer-bottom { text-align: center; font-size: 12px; color: var(--text-muted); padding-top: 20px; border-top: 1px solid var(--border-default); }

        @media (min-width: 800px) {
            .game-grid { grid-template-columns: repeat(3, 1fr); }
            .payment-methods { grid-template-columns: repeat(8, 1fr); }
            .providers-wall { grid-template-columns: repeat(4, 1fr); }
        }