:root {
            --primary: #D4AF37;
            --primary-light: #F1D279;
            --primary-dark: #996515;
            --secondary: #E63946;
            --accent: #00A8FF;
            --bg-main: #0B0E11;
            --bg-surface: #151921;
            --bg-elevated: #1C212D;
            --text-primary: #FFFFFF;
            --text-secondary: #9CA3AF;
            --text-muted: #6B7280;
            --border-default: #2D3748;
            --radius: 12px;
        }

        * { box-sizing: border-box; margin: 0; padding: 0; }
        body {
            background-color: var(--bg-main);
            color: var(--text-primary);
            font-family: 'Montserrat', 'Be Vietnam Pro', sans-serif;
            font-size: 16px;
            line-height: 1.5;
            padding-bottom: 70px;
        }

        h1, h2, h3 { font-family: 'Lexend', sans-serif; font-weight: 700; }

        header {
            background: var(--bg-surface);
            height: 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 15px;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid var(--border-default);
        }

        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: 400; color: var(--primary); }

        header .auth-btns { display: flex; gap: 10px; }
        header .btn {
            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: 1200px; margin: 0 auto; padding: 15px; }

        .banner-container { width: 100%; aspect-ratio: 2 / 1; overflow: hidden; border-radius: var(--radius); cursor: pointer; margin-bottom: 20px; }
        .banner-container img { width: 100%; height: 100%; object-fit: cover; }

        .jackpot-box {
            background: linear-gradient(135deg, var(--primary-dark), #000);
            border: 2px solid var(--primary);
            border-radius: var(--radius);
            padding: 20px;
            text-align: center;
            margin-bottom: 25px;
        }
        .jackpot-title { color: var(--primary-light); text-transform: uppercase; letter-spacing: 2px; font-weight: 800; margin-bottom: 10px; }
        .jackpot-amount { font-family: 'Lexend', sans-serif; font-size: 36px; font-weight: 800; color: #fff; text-shadow: 0 0 15px rgba(212, 175, 55, 0.7); }

        .intro-card { background: var(--bg-surface); padding: 25px; border-radius: var(--radius); margin-bottom: 30px; border-left: 4px solid var(--primary); }
        .intro-card h1 { font-size: 24px; color: var(--primary); margin-bottom: 15px; }
        .intro-card p { color: var(--text-secondary); font-size: 15px; line-height: 1.6; }

        .section-title { font-size: 20px; margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
        .section-title::before { content: ""; width: 4px; height: 20px; background: var(--primary); display: inline-block; }

        .game-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; margin-bottom: 30px; }
        .game-card { background: var(--bg-surface); border-radius: var(--radius); overflow: hidden; text-decoration: none; transition: transform 0.3s; border: 1px solid var(--border-default); }
        .game-card:hover { transform: translateY(-5px); }
        .game-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; display: block; }
        .game-card h3 { padding: 10px; font-size: 14px; color: var(--text-primary); text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

        .payment-methods { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 30px; }
        .payment-item { background: var(--bg-elevated); padding: 15px 5px; border-radius: 8px; text-align: center; font-size: 12px; color: var(--text-secondary); border: 1px solid var(--border-default); }
        .payment-item i { font-size: 24px; color: var(--primary); margin-bottom: 8px; display: block; }

        .guides-container { display: grid; grid-template-columns: 1fr; gap: 15px; margin-bottom: 30px; }
        .guide-item { background: var(--bg-surface); padding: 20px; border-radius: var(--radius); }
        .guide-item h2 { font-size: 18px; color: var(--primary-light); margin-bottom: 10px; }
        .guide-item p { font-size: 14px; color: var(--text-secondary); }

        .lottery-marquee { background: var(--bg-elevated); padding: 15px; border-radius: var(--radius); height: 200px; overflow: hidden; position: relative; margin-bottom: 30px; border: 1px solid var(--border-default); }
        .lottery-track { animation: scrollUp 20s linear infinite; }
        .lottery-item { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border-default); font-size: 13px; }
        .lottery-user { color: var(--primary); }
        .lottery-win { color: var(--accent); font-weight: bold; }
        @keyframes scrollUp { 0% { transform: translateY(0); } 100% { transform: translateY(-50%); } }

        .providers-wall { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 30px; }
        .provider-tag { background: var(--bg-surface); color: var(--primary); padding: 12px; text-align: center; border-radius: 8px; border: 1px solid var(--primary-dark); font-weight: 600; }

        .comment-grid { display: grid; grid-template-columns: 1fr; gap: 15px; margin-bottom: 30px; }
        .comment-card { background: var(--bg-surface); padding: 20px; border-radius: var(--radius); border: 1px solid var(--border-default); }
        .comment-user { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .comment-user i { font-size: 30px; color: var(--text-muted); }
        .comment-stars { color: #F59E0B; font-size: 12px; margin-bottom: 10px; }
        .comment-text { font-size: 14px; color: var(--text-secondary); font-style: italic; }
        .comment-date { font-size: 12px; color: var(--text-muted); margin-top: 10px; text-align: right; }

        .faq-container { margin-bottom: 30px; }
        .faq-item { background: var(--bg-surface); margin-bottom: 10px; border-radius: 8px; overflow: hidden; }
        .faq-question { padding: 15px; font-weight: 600; color: var(--primary-light); border-bottom: 1px solid var(--border-default); }
        .faq-answer { padding: 15px; font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

        .security-section { background: var(--bg-elevated); padding: 25px; border-radius: var(--radius); text-align: center; margin-bottom: 20px; }
        .security-icons { display: flex; justify-content: center; gap: 20px; margin-bottom: 15px; font-size: 30px; color: var(--primary); }
        .security-text { font-size: 13px; color: var(--text-secondary); max-width: 600px; margin: 0 auto; }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: 65px;
            background: var(--bg-surface);
            display: flex;
            justify-content: space-around;
            align-items: center;
            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: 20px; margin-bottom: 4px; }
        .nav-item span { font-size: 10px; font-weight: 500; }
        .nav-item:active { color: var(--primary); }

        footer { background: var(--bg-surface); padding: 30px 15px 20px; border-top: 1px solid var(--border-default); }
        footer .contact-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 15px; margin-bottom: 25px; }
        footer .contact-link { color: var(--text-secondary); text-decoration: none; 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 .footer-link { color: var(--text-muted); text-decoration: none; font-size: 13px; }
        footer .copyright { text-align: center; color: var(--text-muted); font-size: 12px; padding-top: 20px; border-top: 1px solid var(--border-default); }

        @media (min-width: 768px) {
            .game-grid { grid-template-columns: repeat(4, 1fr); }
            .guides-container, .comment-grid { grid-template-columns: repeat(2, 1fr); }
            .payment-methods { grid-template-columns: repeat(8, 1fr); }
        }