:root {
            --brand-primary: #FFD700;
            --brand-primary-hover: #E6C200;
            --brand-secondary: #C0C0C0;
            --brand-accent: #FF4500;
            --bg-main: #0F0F0F;
            --bg-surface: #1A1A1A;
            --bg-elevated: #2D2D2D;
            --text-primary: #FFFFFF;
            --text-secondary: #B3B3B3;
            --text-disabled: #666666;
            --text-inverse: #000000;
            --success: #00C853;
            --error: #FF1744;
            --warning: #FFAB00;
            --info: #2979FF;
            --border-default: #333333;
            --border-highlight: #FFD700;
            --border-subtle: #262626;
            --font-heading: 'Montserrat', sans-serif;
            --font-body: 'Roboto', sans-serif;
            --font-accent: 'Poppins', 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; 
            padding-bottom: 80px;
        }

        header {
            background-color: var(--bg-surface);
            border-bottom: 2px solid var(--border-highlight);
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 20px;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        header .logo-area { display: flex; align-items: center; gap: 10px; }
        header img { width: 25px; height: 25px; border-radius: 4px; }
        header strong { font-size: 16px; font-weight: normal; color: var(--brand-primary); }
        header .auth-buttons { display: flex; gap: 10px; }
        header .btn-login { 
            background: transparent; border: 1px solid var(--brand-primary); 
            color: var(--brand-primary); padding: 6px 15px; border-radius: 20px; 
            cursor: pointer; font-family: var(--font-accent); font-weight: 500; 
        }
        header .btn-register { 
            background: var(--brand-primary); border: none; 
            color: var(--text-inverse); padding: 6px 15px; border-radius: 20px; 
            cursor: pointer; font-family: var(--font-accent); font-weight: 600; 
        }

        main { max-width: 1000px; margin: 0 auto; padding: 15px; }

        .banner-container { 
            width: 100%; 
            aspect-ratio: 2/1; 
            overflow: hidden; 
            border-radius: 15px; 
            margin-bottom: 20px; 
            cursor: pointer; 
            border: 1px solid var(--border-default);
        }
        .banner-container img { width: 100%; height: 100%; object-fit: cover; }

        .jackpot-section { 
            background: linear-gradient(45deg, #B8860B, #FFD700); 
            color: var(--text-inverse); 
            text-align: center; 
            padding: 20px; 
            border-radius: 15px; 
            margin-bottom: 20px; 
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
        }
        .jackpot-title { font-family: var(--font-accent); font-weight: 700; font-size: 18px; text-transform: uppercase; }
        .jackpot-amount { 
            font-family: var(--font-heading); 
            font-size: 32px; 
            font-weight: 800; 
            margin: 10px 0;
            display: block;
        }

        .intro-card { 
            background: var(--bg-surface); 
            padding: 25px; 
            border-radius: 20px; 
            border: 1px solid var(--border-default); 
            text-align: center; 
            margin-bottom: 30px; 
        }
        .intro-card h1 { 
            font-family: var(--font-heading); 
            font-size: 24px; 
            color: var(--brand-primary); 
            margin-bottom: 15px; 
            line-height: 1.2;
        }
        .intro-card p { color: var(--text-secondary); font-size: 16px; }

        .section-title { 
            font-family: var(--font-heading); 
            font-size: 22px; 
            color: var(--text-primary); 
            margin: 30px 0 20px; 
            display: flex; 
            align-items: center; 
            gap: 10px; 
        }
        .section-title::before { content: ''; width: 4px; height: 24px; background: var(--brand-primary); display: inline-block; border-radius: 2px; }

        .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; 
            text-decoration: none; 
            border: 1px solid var(--border-subtle); 
            transition: transform 0.2s; 
        }
        .game-card:hover { transform: translateY(-5px); border-color: var(--brand-primary); }
        .game-card img { 
            width: 100%; 
            aspect-ratio: 1/1; 
            object-fit: cover; 
            display: block; 
        }
        .game-info { padding: 12px; text-align: center; }
        .game-info h3 { 
            font-family: var(--font-accent); 
            font-size: 14px; 
            color: var(--text-primary); 
            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: 10px; 
            text-align: center; 
            font-size: 12px; 
            color: var(--text-secondary); 
            display: flex; 
            flex-direction: column; 
            align-items: center; 
            gap: 8px; 
            border: 1px solid var(--border-subtle);
        }
        .payment-item i { color: var(--brand-primary); font-size: 20px; }

        .guide-grid { 
            display: grid; 
            grid-template-columns: 1fr; 
            gap: 15px; 
            margin-bottom: 30px; 
        }
        .guide-card { 
            background: var(--bg-surface); 
            padding: 20px; 
            border-radius: 15px; 
            border-left: 4px solid var(--brand-primary); 
        }
        .guide-card h3 { font-family: var(--font-accent); font-size: 18px; margin-bottom: 10px; color: var(--brand-primary); }
        .guide-card p { color: var(--text-secondary); font-size: 14px; text-align: justify; }

        .win-records { 
            background: var(--bg-surface); 
            border-radius: 15px; 
            padding: 15px; 
            margin-bottom: 30px; 
            border: 1px solid var(--border-default); 
        }
        .win-row { 
            display: flex; 
            justify-content: space-between; 
            padding: 10px 0; 
            border-bottom: 1px solid var(--border-subtle); 
            font-size: 13px; 
        }
        .win-row:last-child { border-bottom: none; }
        .win-user { color: var(--text-primary); font-weight: 500; }
        .win-game { color: var(--text-secondary); }
        .win-amount { color: var(--success); font-weight: 700; }
        .win-time { color: var(--text-disabled); font-size: 11px; }

        .provider-wall { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 10px; 
            margin-bottom: 30px; 
        }
        .provider-box { 
            background: var(--bg-elevated); 
            padding: 15px; 
            border-radius: 10px; 
            text-align: center; 
            font-family: var(--font-accent); 
            font-weight: 600; 
            color: var(--brand-primary); 
            border: 1px solid var(--border-subtle);
        }

        .review-grid { 
            display: grid; 
            grid-template-columns: 1fr; 
            gap: 15px; 
            margin-bottom: 30px; 
        }
        .review-card { 
            background: var(--bg-surface); 
            padding: 20px; 
            border-radius: 15px; 
            border: 1px solid var(--border-subtle); 
        }
        .review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
        .review-avatar { 
            width: 40px; height: 40px; 
            background: var(--bg-elevated); 
            border-radius: 50%; 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            color: var(--brand-primary); 
        }
        .review-user { font-weight: 600; font-size: 14px; }
        .review-stars { color: #FFD700; font-size: 12px; }
        .review-text { color: var(--text-secondary); font-size: 14px; margin-bottom: 10px; line-height: 1.6; }
        .review-date { color: var(--text-disabled); font-size: 11px; }

        .faq-container { margin-bottom: 30px; }
        .faq-item { 
            background: var(--bg-surface); 
            border: 1px solid var(--border-subtle); 
            border-radius: 12px; 
            margin-bottom: 10px; 
            padding: 15px; 
        }
        .faq-item h3 { font-size: 16px; color: var(--brand-primary); margin-bottom: 8px; }
        .faq-item p { color: var(--text-secondary); font-size: 14px; }

        .security-section { 
            background: var(--bg-surface); 
            padding: 20px; 
            border-radius: 15px; 
            text-align: center; 
            border: 1px solid var(--border-highlight); 
        }
        .security-badges { display: flex; justify-content: center; gap: 20px; margin-bottom: 15px; }
        .badge { display: flex; align-items: center; gap: 8px; color: var(--text-primary); font-weight: 600; font-size: 14px; }
        .badge i { color: var(--success); }
        .security-text { color: var(--text-secondary); font-size: 13px; margin-bottom: 15px; }
        .security-links { display: flex; justify-content: center; gap: 15px; flex-wrap: wrap; }
        .security-links a { color: var(--brand-primary); text-decoration: none; font-size: 12px; }

        .navigator { 
            position: fixed; 
            bottom: 0; 
            left: 0; 
            right: 0; 
            background: var(--bg-surface); 
            border-top: 2px solid var(--border-highlight); 
            display: flex; 
            justify-content: space-around; 
            align-items: center; 
            padding: 10px 0; 
            z-index: 1000; 
            box-shadow: 0 -5px 15px rgba(0,0,0,0.5);
        }
        .nav-item { 
            display: flex; 
            flex-direction: column; 
            align-items: center; 
            text-decoration: none; 
            color: var(--text-secondary); 
            font-size: 11px; 
            gap: 5px; 
            transition: color 0.2s; 
        }
        .nav-item i { font-size: 20px; }
        .nav-item:hover { color: var(--brand-primary); }

        footer { 
            background: var(--bg-surface); 
            padding: 30px 20px; 
            border-top: 1px solid var(--border-default); 
            text-align: center; 
        }
        footer .contact-row { 
            display: flex; 
            justify-content: center; 
            gap: 20px; 
            margin-bottom: 25px; 
            flex-wrap: wrap; 
        }
        footer .contact-row a { color: var(--text-primary); 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: 10px; 
            margin-bottom: 25px; 
            text-align: left; 
        }
        footer .links-grid a { color: var(--text-secondary); text-decoration: none; font-size: 13px; transition: color 0.2s; }
        footer .links-grid a:hover { color: var(--brand-primary); }
        footer .copyright { color: var(--text-disabled); font-size: 12px; line-height: 1.6; }

        @media (max-width: 600px) {
            .payment-methods { grid-template-columns: repeat(2, 1fr); }
            footer .links-grid { grid-template-columns: repeat(2, 1fr); }
        }