:root {
            --primary: #D4AF37;
            --primary-light: #F1D279;
            --primary-dark: #AA8A2E;
            --secondary: #E60000;
            --accent: #FFD700;
            --bg-default: #0B0C0E;
            --bg-paper: #16181C;
            --bg-subtle: #1F2227;
            --bg-overlay: rgba(0, 0, 0, 0.85);
            --text-primary: #FFFFFF;
            --text-secondary: #B0B3B8;
            --text-disabled: #65676B;
            --border-default: #2D3139;
            --border-focus: #D4AF37;
            --font-main: 'Montserrat', 'Roboto', 'Segoe UI', sans-serif;
            --font-numeric: 'Oswald', sans-serif;
        }

        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            background-color: var(--bg-default);
            color: var(--text-primary);
            font-family: var(--font-main);
            line-height: 1.5;
            overflow-x: hidden;
            padding-bottom: 70px;
        }

        header {
            background-color: var(--bg-paper);
            border-bottom: 1px solid var(--border-default);
            padding: 10px 15px;
            position: sticky;
            top: 0;
            z-index: 1000;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        header .logo-container { display: flex; align-items: center; gap: 8px; }
        header .logo-container img { width: 25px; height: 25px; object-fit: contain; }
        header .logo-container strong { font-size: 16px; font-weight: normal; color: var(--primary); }
        header .actions { display: flex; gap: 10px; }
        header button {
            padding: 6px 15px;
            border-radius: 4px;
            border: none;
            font-weight: 600;
            cursor: pointer;
            font-size: 14px;
        }
        header .btn-login { background: transparent; color: var(--text-primary); border: 1px solid var(--primary); }
        header .btn-register { background: var(--primary); color: #000; }

        main { max-width: 600px; margin: 0 auto; padding: 0; }

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

        .jackpot-container {
            background: radial-gradient(circle, #2a2208 0%, #0b0c0e 100%);
            border: 2px solid var(--primary);
            margin: 15px;
            border-radius: 12px;
            padding: 20px;
            text-align: center;
            box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
        }
        .jackpot-title { color: var(--accent); font-size: 1.2rem; font-weight: 700; margin-bottom: 10px; text-transform: uppercase; }
        .jackpot-amount { 
            font-family: var(--font-numeric); 
            font-size: 2.5rem; 
            color: var(--primary); 
            text-shadow: 0 0 10px var(--primary);
            font-weight: 900;
        }

        .platform-intro { padding: 20px 15px; text-align: center; }
        .platform-intro h1 { font-size: 1.25rem; color: var(--primary); margin-bottom: 10px; }
        .platform-intro p { font-size: 0.9rem; color: var(--text-secondary); text-align: justify; }

        .section-title { padding: 15px; font-size: 1.2rem; color: var(--primary); border-left: 4px solid var(--primary); margin: 10px 15px; background: var(--bg-paper); border-radius: 0 8px 8px 0; }

        .game-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 0 15px; margin-bottom: 20px; }
        .game-card { background: var(--bg-paper); border-radius: 12px; overflow: hidden; border: 1px solid var(--border-default); text-decoration: none; transition: transform 0.2s; }
        .game-card:active { transform: scale(0.95); }
        .game-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; display: block; }
        .game-card h3 { padding: 10px; font-size: 0.85rem; color: var(--text-primary); text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

        .payments-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; padding: 15px; background: var(--bg-subtle); margin: 15px; border-radius: 12px; }
        .payment-item { text-align: center; font-size: 0.7rem; color: var(--text-secondary); }
        .payment-item i { font-size: 1.5rem; color: var(--primary); display: block; margin-bottom: 5px; }

        .guide-section { padding: 15px; }
        .guide-item { background: var(--bg-paper); padding: 15px; border-radius: 12px; margin-bottom: 15px; border: 1px solid var(--border-default); }
        .guide-item h2 { font-size: 1.1rem; color: var(--primary); margin-bottom: 8px; }
        .guide-item p { font-size: 0.875rem; color: var(--text-secondary); text-align: justify; }

        .lottery-box { background: var(--bg-paper); margin: 15px; border-radius: 12px; padding: 10px; border: 1px solid var(--border-default); height: 200px; overflow: hidden; position: relative; }
        .lottery-track { animation: scrollUp 20s linear infinite; }
        @keyframes scrollUp { 0% { transform: translateY(0); } 100% { transform: translateY(-50%); } }
        .lottery-item { padding: 8px; border-bottom: 1px solid var(--border-default); display: flex; justify-content: space-between; font-size: 0.75rem; }
        .lottery-user { color: var(--accent); }
        .lottery-win { color: var(--primary); font-weight: bold; }

        .provider-wall { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 15px; }
        .provider-item { background: linear-gradient(45deg, #16181c, #2d3139); padding: 12px; text-align: center; border-radius: 8px; font-weight: bold; color: var(--primary-light); font-size: 0.9rem; }

        .comment-section { padding: 15px; }
        .comment-card { background: var(--bg-subtle); border-radius: 12px; padding: 15px; margin-bottom: 15px; border-left: 3px solid var(--primary); }
        .comment-header { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
        .comment-header i { font-size: 1.2rem; color: var(--text-secondary); }
        .comment-stars { color: #FFD700; font-size: 0.8rem; }
        .comment-content { font-size: 0.85rem; font-style: italic; color: var(--text-secondary); }
        .comment-date { font-size: 0.7rem; color: var(--text-disabled); margin-top: 5px; text-align: right; }

        .faq-section { padding: 15px; }
        .faq-item { margin-bottom: 15px; border-bottom: 1px solid var(--border-default); padding-bottom: 10px; }
        .faq-item h2 { font-size: 1rem; color: var(--primary); margin-bottom: 5px; cursor: pointer; }
        .faq-item p { font-size: 0.875rem; color: var(--text-secondary); }

        .security-section { padding: 20px 15px; background: var(--bg-paper); margin-top: 20px; text-align: center; }
        .security-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 15px; }
        .security-icons i { font-size: 1.8rem; color: var(--primary); }
        .security-text { font-size: 0.75rem; color: var(--text-disabled); }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--bg-paper);
            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 { display: block; font-size: 1.2rem; margin-bottom: 3px; }
        .nav-item span { font-size: 0.7rem; }

        footer { background: var(--bg-paper); padding: 30px 15px 100px; border-top: 1px solid var(--border-default); }
        .footer-contact { display: flex; flex-wrap: wrap; gap: 15px; margin-bottom: 25px; justify-content: center; }
        .footer-contact a { color: var(--text-primary); text-decoration: none; font-size: 0.85rem; border: 1px solid var(--border-default); padding: 5px 12px; border-radius: 20px; }
        .footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; margin-bottom: 25px; }
        .footer-links a { color: var(--text-secondary); text-decoration: none; font-size: 0.8rem; }
        .footer-bottom { text-align: center; font-size: 0.75rem; color: var(--text-disabled); border-top: 1px solid var(--border-default); pt: 15px; }