:root {
            --primary: #FFD700;
            --primary-hover: #FFC107;
            --secondary: #C62828;
            --secondary-hover: #B71C1C;
            --accent: #FFEB3B;
            --bg-main: #1A1A1A;
            --bg-surface: #2D2D2D;
            --bg-surface-variant: #3D3D3D;
            --overlay: rgba(0, 0, 0, 0.7);
            --text-primary: #FFFFFF;
            --text-secondary: #B3B3B3;
            --text-disabled: #666666;
            --text-highlight: #FFD700;
            --success: #4CAF50;
            --warning: #FF9800;
            --error: #F44336;
            --info: #2196F3;
            --border-default: #444444;
            --border-strong: #FFD700;
            --border-light: #333333;
            --font-heading: 'Montserrat', sans-serif;
            --font-body: 'Roboto', sans-serif;
            --font-accent: 'Oswald', 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; }
        h1, h2, h3 { font-family: var(--font-heading); line-height: 1.2; }
        a { text-decoration: none; color: inherit; transition: 0.3s; }
        ul { list-style: none; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 15px; }
        .btn { cursor: pointer; border: none; border-radius: 8px; font-weight: 600; transition: 0.3s; display: inline-flex; align-items: center; justify-content: center; }
        .btn-primary { background-color: var(--primary); color: #000; }
        .btn-primary:hover { background-color: var(--primary-hover); }
        .btn-secondary { background-color: var(--secondary); color: #fff; }
        .btn-secondary:hover { background-color: var(--secondary-hover); }
        header { background-color: var(--bg-surface); border-bottom: 2px solid var(--border-strong); position: sticky; top: 0; z-index: 1000; height: 70px; display: flex; align-items: center; }
        header .container { display: flex; justify-content: space-between; align-items: center; width: 100%; }
        header .logo-area { display: flex; align-items: center; gap: 10px; }
        header .logo-area img { width: 25px; height: 25px; }
        header .logo-area strong { font-size: 16px; font-weight: normal; }
        header .auth-btns { display: flex; gap: 10px; }
        .banner-wrap { width: 100%; aspect-ratio: 2/1; overflow: hidden; cursor: pointer; }
        .banner-wrap img { width: 100%; height: 100%; object-fit: cover; }
        .promo-card { background: linear-gradient(135deg, var(--bg-surface), var(--bg-main)); border: 2px solid var(--primary); border-radius: 20px; padding: 30px; text-align: center; margin: 20px 0; box-shadow: 0 10px 30px rgba(255, 215, 0, 0.1); }
        .promo-card h2 { font-size: 32px; color: var(--primary); margin-bottom: 15px; }
        .promo-card p { font-size: 18px; color: var(--text-secondary); margin-bottom: 25px; }
        .promo-card .btn-lg { padding: 15px 40px; font-size: 20px; background-color: var(--primary); color: #000; text-transform: uppercase; }
        .section-title { font-size: 24px; text-align: center; margin: 40px 0 20px; position: relative; padding-bottom: 10px; }
        .section-title::after { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 60px; height: 3px; background: var(--primary); }
        .game-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; margin-bottom: 30px; }
        .game-card { background: var(--bg-surface); border-radius: 15px; overflow: hidden; border: 1px solid var(--border-default); transition: 0.3s; }
        .game-card:hover { border-color: var(--primary); transform: translateY(-5px); }
        .game-card img { width: 100%; aspect-ratio: 1/1; object-fit: cover; display: block; }
        .game-card h3 { font-size: 16px; padding: 12px; text-align: center; font-weight: 500; }
        .intro-card { background: var(--bg-surface-variant); border-radius: 20px; padding: 40px; text-align: center; margin: 40px 0; border-left: 5px solid var(--primary); }
        .intro-card h1 { font-size: 32px; color: var(--primary); margin-bottom: 20px; }
        .intro-card p { color: var(--text-secondary); font-size: 18px; max-width: 800px; margin: 0 auto; }
        .payment-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 30px 0; }
        .pay-item { background: var(--bg-surface); padding: 15px; border-radius: 12px; text-align: center; border: 1px solid var(--border-light); display: flex; flex-direction: column; align-items: center; gap: 10px; }
        .pay-item i { color: var(--primary); font-size: 24px; }
        .pay-item span { font-size: 14px; font-weight: 500; }
        .guidelines-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; margin: 30px 0; }
        .guide-item { background: var(--bg-surface); padding: 20px; border-radius: 15px; border: 1px solid var(--border-default); }
        .guide-item h3 { color: var(--primary); margin-bottom: 10px; font-size: 18px; }
        .guide-item p { font-size: 14px; color: var(--text-secondary); text-align: justify; }
        .review-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin: 30px 0; }
        .review-card { background: var(--bg-surface); padding: 20px; border-radius: 15px; position: relative; border: 1px solid var(--border-light); }
        .review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 15px; }
        .review-header i { font-size: 30px; color: var(--primary); }
        .review-name { font-weight: 600; font-size: 16px; }
        .review-stars { color: var(--primary); font-size: 14px; margin-bottom: 10px; }
        .review-text { font-size: 14px; color: var(--text-secondary); font-style: italic; margin-bottom: 10px; }
        .review-date { font-size: 12px; color: var(--text-disabled); display: block; text-align: right; }
        .lottery-wrap { background: var(--bg-surface); border-radius: 15px; padding: 20px; margin: 30px 0; border: 1px solid var(--primary); }
        .lottery-item { display: flex; justify-content: space-between; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--border-light); }
        .lottery-item:last-child { border: none; }
        .lottery-user { font-weight: 500; color: var(--text-primary); }
        .lottery-game { font-size: 14px; color: var(--text-secondary); }
        .lottery-win { color: var(--primary); font-weight: 700; }
        .lottery-time { font-size: 12px; color: var(--text-disabled); }
        .provider-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 30px 0; }
        .provider-item { background: var(--bg-surface-variant); padding: 20px; text-align: center; border-radius: 10px; font-weight: 600; color: var(--primary); border: 1px solid var(--border-default); }
        .faq-grid { display: grid; grid-template-columns: 1fr; gap: 15px; margin: 30px 0; }
        .faq-item { background: var(--bg-surface); padding: 20px; border-radius: 12px; border: 1px solid var(--border-light); }
        .faq-item h3 { font-size: 17px; color: var(--primary); margin-bottom: 10px; }
        .faq-item p { font-size: 15px; color: var(--text-secondary); }
        .navigator { position: fixed; bottom: 0; left: 0; right: 0; background: var(--bg-surface); display: flex; justify-content: space-around; align-items: center; height: 65px; border-top: 2px solid var(--primary); z-index: 2000; padding-bottom: env(safe-area-inset-bottom); }
        .nav-link { display: flex; flex-direction: column; align-items: center; gap: 5px; font-size: 12px; color: var(--text-secondary); flex: 1; }
        .nav-link i { font-size: 20px; color: var(--primary); }
        footer { background-color: #111; padding: 40px 0 100px; border-top: 2px solid var(--border-default); font-family: var(--font-body); }
        footer .container { display: flex; flex-direction: column; gap: 30px; }
        footer .contact-area { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; align-items: center; }
        footer .contact-area strong { color: var(--primary); margin-right: 10px; }
        footer .contact-links a { color: var(--text-secondary); font-size: 14px; margin-right: 15px; }
        footer .footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
        footer .footer-links a { color: var(--text-secondary); font-size: 14px; text-align: center; }
        footer .footer-links a:hover { color: var(--primary); }
        footer .security-area { text-align: center; padding-top: 20px; border-top: 1px solid var(--border-light); color: var(--text-disabled); font-size: 13px; }
        footer .security-area img { width: 60px; margin: 10px; opacity: 0.7; }
        @media (max-width: 768px) {
            .payment-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-links { grid-template-columns: repeat(2, 1fr); }
        }