:root {
            --primary: #D4AF37;
            --primary-light: #F1C40F;
            --primary-dark: #996515;
            --secondary: #E31837;
            --accent: #FFD700;
            --bg-default: #0A0A0B;
            --bg-paper: #161618;
            --bg-subtle: #1E1E21;
            --bg-overlay: rgba(0, 0, 0, 0.85);
            --text-primary: #FFFFFF;
            --text-secondary: #B0B0B0;
            --text-muted: #707070;
            --success: #28A745;
            --safe: #00FF7F;
            --border-default: #2D2D30;
            --border-active: #D4AF37;
            --radius: 12px;
        }

        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            background-color: var(--bg-default);
            color: var(--text-primary);
            font-family: 'Inter', 'Be Vietnam Pro', sans-serif;
            line-height: 1.5;
            overflow-x: hidden;
        }

        h1, h2, h3 { font-family: 'Montserrat', sans-serif; font-weight: 700; color: var(--text-primary); }
        h1 { font-size: 1.75rem; line-height: 1.2; margin-bottom: 1rem; }
        h2 { font-size: 1.5rem; margin: 2rem 0 1rem; border-left: 4px solid var(--primary); padding-left: 10px; }
        h3 { font-size: 1rem; margin-top: 0.5rem; }
        a { text-decoration: none; color: inherit; transition: 0.3s; }

        header {
            background-color: var(--bg-paper);
            border-bottom: 1px solid var(--border-default);
            padding: 12px 16px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        header .logo-box { display: flex; align-items: center; gap: 8px; }
        header .logo-box img { width: 25px; height: 25px; object-fit: contain; }
        header .logo-box strong { font-size: 16px; font-weight: normal; color: var(--primary); }
        header .auth-btns { display: flex; gap: 8px; }
        header button {
            padding: 8px 16px;
            border-radius: 6px;
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            border: none;
            transition: 0.3s;
        }
        header .btn-login { background: transparent; color: var(--text-primary); border: 1px solid var(--border-default); }
        header .btn-register { background: var(--primary); color: #000; }

        main { max-width: 600px; margin: 0 auto; padding-bottom: 100px; }
        
        .banner-container { width: 100%; aspect-ratio: 2/1; overflow: hidden; cursor: pointer; }
        .banner-container img { width: 100%; height: 100%; object-fit: cover; }

        .jackpot-box {
            background: linear-gradient(135deg, #1e1e21 0%, #000 100%);
            margin: 15px;
            padding: 20px;
            border-radius: var(--radius);
            text-align: center;
            border: 1px solid var(--primary-dark);
            box-shadow: 0 0 20px rgba(212, 175, 55, 0.2);
        }
        .jackpot-label { color: var(--primary); font-weight: 700; text-transform: uppercase; font-size: 14px; letter-spacing: 1px; }
        .jackpot-amount { font-family: 'Roboto Mono', monospace; font-size: 2.2rem; font-weight: 900; color: var(--accent); margin-top: 5px; text-shadow: 0 0 10px rgba(255, 215, 0, 0.5); }

        .intro-card { background: var(--bg-paper); margin: 15px; padding: 20px; border-radius: var(--radius); border: 1px solid var(--border-default); }
        .intro-card p { color: var(--text-secondary); font-size: 0.95rem; }

        .game-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 0 15px; }
        .game-item { background: var(--bg-paper); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border-default); transition: 0.3s; }
        .game-item:hover { border-color: var(--primary); transform: translateY(-3px); }
        .game-item img { width: 100%; aspect-ratio: 1/1; object-fit: cover; display: block; }
        .game-info { padding: 10px; text-align: center; }
        .game-info h3 { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

        .payment-section { background: var(--bg-subtle); margin: 25px 0; padding: 20px 15px; }
        .payment-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; text-align: center; }
        .payment-item i { font-size: 24px; color: var(--primary); margin-bottom: 5px; }
        .payment-item span { display: block; font-size: 10px; color: var(--text-secondary); text-transform: uppercase; }

        .guide-section { padding: 0 15px; }
        .guide-item { background: var(--bg-paper); padding: 15px; border-radius: 8px; margin-bottom: 12px; border-left: 3px solid var(--primary); }
        .guide-item h3 { margin-bottom: 8px; color: var(--primary-light); }
        .guide-item p { font-size: 0.9rem; color: var(--text-secondary); }

        .marquee-lottery { background: #000; border-y: 1px solid var(--border-default); padding: 10px 0; margin: 20px 0; overflow: hidden; }
        .marquee-content { display: flex; animation: scrollLeft 40s linear infinite; }
        .lottery-record { flex-shrink: 0; padding: 0 20px; border-right: 1px solid var(--border-default); font-size: 13px; }
        .lottery-record span { color: var(--safe); font-weight: bold; }
        @keyframes scrollLeft { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

        .provider-wall { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 15px; }
        .provider-item { background: linear-gradient(45deg, var(--bg-paper), #252528); padding: 12px; text-align: center; border-radius: 6px; font-weight: 600; color: var(--primary); border: 1px solid var(--border-subtle); }

        .comment-section { padding: 15px; }
        .comment-card { background: var(--bg-paper); padding: 15px; border-radius: var(--radius); margin-bottom: 15px; position: relative; }
        .comment-user { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .comment-user i { font-size: 20px; color: var(--text-muted); }
        .comment-rating { color: var(--warning); font-size: 12px; }
        .comment-date { font-size: 11px; color: var(--text-muted); float: right; }

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

        .security-section { text-align: center; padding: 25px 15px; background: var(--bg-subtle); margin-top: 20px; }
        .security-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 15px; font-size: 30px; color: var(--safe); }
        .security-text { font-size: 0.85rem; color: var(--text-secondary); }
        .security-links a { color: var(--primary); margin: 0 5px; text-decoration: underline; font-size: 12px; }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--bg-overlay);
            backdrop-filter: blur(10px);
            display: flex;
            justify-content: space-around;
            padding: 10px 0;
            border-top: 1px solid var(--border-default);
            z-index: 1000;
        }
        .nav-item { text-align: center; color: var(--text-secondary); font-size: 11px; flex: 1; }
        .nav-item i { font-size: 20px; display: block; margin-bottom: 4px; }
        .nav-item.active { color: var(--primary); }

        footer { background: var(--bg-paper); padding: 30px 15px 100px; border-top: 2px solid var(--primary-dark); }
        footer .contact-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 15px; margin-bottom: 25px; }
        footer .contact-row a { color: var(--primary); font-size: 14px; display: flex; align-items: center; gap: 5px; }
        footer .links-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; margin-bottom: 30px; text-align: center; }
        footer .links-grid a { color: var(--text-secondary); font-size: 13px; }
        footer .copyright { text-align: center; font-size: 12px; color: var(--text-muted); border-top: 1px solid var(--border-default); padding-top: 20px; }

        @media (min-width: 600px) {
            h1 { font-size: 2.5rem; }
            h2 { font-size: 2rem; }
            .game-grid { grid-template-columns: repeat(3, 1fr); }
        }