:root {
            --brand-primary: #FFD700;
            --brand-primary-hover: #FFC300;
            --brand-secondary: #B22222;
            --brand-accent: #00FF41;
            --bg-main: #0B0B0B;
            --bg-surface: #1A1A1A;
            --bg-elevated: #2D2D2D;
            --bg-overlay: rgba(0, 0, 0, 0.8);
            --text-primary: #FFFFFF;
            --text-secondary: #B3B3B3;
            --text-disabled: #666666;
            --text-inverse: #000000;
            --success: #28A745;
            --warning: #FFC107;
            --error: #DC3545;
            --info: #17A2B8;
            --border-light: #333333;
            --border-medium: #4D4D4D;
            --border-strong: #FFD700;
            --font-heading: 'Montserrat', 'Segoe UI', Roboto, Arial, sans-serif;
            --font-body: 'Be Vietnam Pro', 'Segoe UI', Roboto, 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;
            overflow-x: hidden;
        }
        header {
            background-color: var(--bg-surface);
            border-bottom: 1px solid var(--border-medium);
            padding: 10px 20px;
            position: sticky;
            top: 0;
            z-index: 1000;
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 60px;
        }
        .header-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; }
        .header-logo img { width: 25px; height: 25px; }
        .header-logo strong { font-size: 16px; font-weight: normal; }
        .header-auth { display: flex; gap: 10px; }
        .btn-login { background: transparent; border: 1px solid var(--brand-primary); color: var(--brand-primary); padding: 6px 15px; border-radius: 5px; cursor: pointer; font-weight: 500; transition: 0.3s; }
        .btn-login:hover { background: var(--brand-primary); color: var(--text-inverse); }
        .btn-register { background: var(--brand-primary); color: var(--text-inverse); border: none; padding: 6px 15px; border-radius: 5px; cursor: pointer; font-weight: 600; transition: 0.3s; }
        .btn-register:hover { background: var(--brand-primary-hover); }
        
        main { max-width: 1000px; margin: 0 auto; padding: 20px 15px 100px; }
        .banner-container { width: 100%; margin-bottom: 20px; border-radius: 15px; overflow: hidden; cursor: pointer; }
        .banner-container img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }
        
        .promo-card {
            background: linear-gradient(135deg, var(--brand-secondary), #800000);
            border-radius: 15px;
            padding: 30px;
            text-align: center;
            margin-bottom: 30px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.3);
            border: 1px solid var(--brand-primary);
        }
        .promo-card h2 { font-family: var(--font-heading); font-size: 32px; margin-bottom: 15px; color: var(--brand-primary); }
        .promo-card p { font-size: 18px; margin-bottom: 20px; color: #fff; }
        .btn-bonus { background: var(--brand-primary); color: var(--text-inverse); padding: 15px 40px; border-radius: 50px; text-decoration: none; font-weight: bold; font-size: 20px; display: inline-block; cursor: pointer; border: none; transition: 0.3s; box-shadow: 0 4px 15px rgba(255,215,0,0.4); }
        .btn-bonus:hover { transform: scale(1.05); background: var(--brand-primary-hover); }

        .section-title { font-family: var(--font-heading); font-size: 24px; margin: 30px 0 20px; border-left: 4px solid var(--brand-primary); padding-left: 15px; }
        .game-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; margin-bottom: 30px; }
        .game-card { background: var(--bg-surface); border-radius: 12px; overflow: hidden; text-decoration: none; color: inherit; transition: 0.3s; border: 1px solid var(--border-light); }
        .game-card:hover { transform: translateY(-5px); border-color: var(--brand-primary); }
        .game-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; loading: lazy; }
        .game-card h3 { padding: 12px; font-size: 16px; text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

        .intro-card { background: var(--bg-surface); border-radius: 20px; padding: 30px; border: 1px solid var(--border-medium); text-align: center; margin-bottom: 30px; }
        .intro-card h1 { font-family: var(--font-heading); color: var(--brand-primary); font-size: 48px; margin-bottom: 15px; }
        .intro-card p { color: var(--text-secondary); font-size: 16px; line-height: 1.8; }

        .payment-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 30px; }
        .payment-item { background: var(--bg-elevated); padding: 15px; border-radius: 10px; text-align: center; font-size: 14px; border: 1px solid var(--border-light); }
        .payment-item i { display: block; font-size: 24px; color: var(--brand-primary); margin-bottom: 8px; }

        .guide-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; margin-bottom: 30px; }
        .guide-item { background: var(--bg-surface); padding: 15px; border-radius: 12px; border: 1px solid var(--border-light); }
        .guide-item h3 { font-size: 18px; color: var(--brand-primary); margin-bottom: 10px; }
        .guide-item p { font-size: 14px; color: var(--text-secondary); }

        .review-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; margin-bottom: 30px; }
        .review-card { background: var(--bg-surface); padding: 15px; border-radius: 12px; border: 1px solid var(--border-light); }
        .review-user { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .review-user i { color: var(--brand-primary); font-size: 20px; }
        .review-user span { font-weight: 600; font-size: 14px; }
        .review-stars { color: var(--brand-primary); font-size: 12px; margin-bottom: 8px; }
        .review-text { font-size: 13px; color: var(--text-secondary); margin-bottom: 10px; }
        .review-date { font-size: 11px; color: var(--text-disabled); }

        .win-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 30px; }
        .win-item { background: var(--bg-surface); padding: 12px; border-radius: 8px; display: flex; justify-content: space-between; align-items: center; border: 1px solid var(--border-light); font-size: 13px; }
        .win-item span { color: var(--brand-accent); font-weight: bold; }

        .provider-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-bottom: 30px; }
        .provider-item { background: var(--bg-elevated); padding: 15px; border-radius: 10px; text-align: center; font-weight: bold; border: 1px solid var(--brand-primary); color: var(--brand-primary); }

        .faq-grid { display: grid; gap: 15px; margin-bottom: 30px; }
        .faq-item { background: var(--bg-surface); padding: 20px; border-radius: 12px; border: 1px solid var(--border-light); }
        .faq-item h3 { font-size: 18px; margin-bottom: 10px; color: var(--brand-primary); }
        .faq-item p { font-size: 15px; color: var(--text-secondary); }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--bg-surface);
            border-top: 2px solid var(--brand-primary);
            display: flex;
            justify-content: space-around;
            align-items: center;
            height: 65px;
            z-index: 2000;
            padding: 0 10px;
        }
        .nav-item { text-decoration: none; color: var(--text-secondary); display: flex; flex-direction: column; align-items: center; font-size: 11px; gap: 4px; }
        .nav-item i { font-size: 20px; color: var(--brand-primary); }

        footer {
            background-color: var(--bg-surface);
            padding: 40px 20px 120px;
            border-top: 1px solid var(--border-medium);
            font-family: var(--font-body);
        }
        .footer-contact { display: flex; justify-content: center; gap: 20px; flex-wrap: wrap; margin-bottom: 30px; font-size: 14px; }
        .footer-contact a { color: var(--text-secondary); text-decoration: none; }
        .footer-contact a:hover { color: var(--brand-primary); }
        .footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 30px; }
        .footer-links a { color: var(--text-secondary); text-decoration: none; font-size: 13px; }
        .footer-links a:hover { color: var(--brand-primary); }
        .footer-security { text-align: center; border-top: 1px solid var(--border-light); padding-top: 20px; font-size: 12px; color: var(--text-disabled); }
        .security-icons { margin-bottom: 10px; color: var(--brand-primary); font-size: 20px; }

        @media (min-width: 768px) {
            .game-grid, .review-grid, .win-grid { grid-template-columns: repeat(4, 1fr); }
            .guide-grid { grid-template-columns: repeat(4, 1fr); }
            .payment-grid { grid-template-columns: repeat(8, 1fr); }
            .provider-grid { grid-template-columns: repeat(4, 1fr); }
        }