:root {
            --bg-primary: #0A0B0D;
            --bg-secondary: #14161A;
            --bg-tertiary: #1C1F26;
            --overlay: rgba(0, 0, 0, 0.85);
            --brand-primary: #D4AF37;
            --brand-variant: #B8860B;
            --brand-secondary: #FFD700;
            --accent: #00E676;
            --text-primary: #FFFFFF;
            --text-secondary: #A0AEC0;
            --border-default: #2D3748;
            --border-active: #D4AF37;
            --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            --font-heading: 'Montserrat', 'Inter', sans-serif;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            background-color: var(--bg-primary);
            color: var(--text-primary);
            font-family: var(--font-main);
            line-height: 1.5;
            -webkit-font-smoothing: antialiased;
            padding-bottom: 70px;
        }

        h1, h2, h3 {
            font-family: var(--font-heading);
            font-weight: 700;
            color: var(--brand-primary);
        }

        h1 { font-size: 36px; margin-bottom: 1rem; text-align: center; }
        h2 { font-size: 24px; margin: 2rem 0 1rem; padding-left: 10px; border-left: 4px solid var(--brand-primary); }
        h3 { font-size: 18px; margin: 0.5rem 0; }

        a { text-decoration: none; color: inherit; }

        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-secondary);
            border-bottom: 1px solid var(--border-default);
            padding: 10px 15px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .header-left { display: flex; align-items: center; gap: 8px; }
        .header-left img { width: 25px; height: 25px; object-fit: contain; }
        .header-left strong { font-size: 16px; font-weight: 500; color: var(--brand-primary); }

        .header-right { display: flex; gap: 10px; }
        .btn {
            padding: 8px 16px;
            border-radius: 6px;
            font-weight: 600;
            font-size: 14px;
            cursor: pointer;
            border: none;
            transition: 0.3s;
        }
        .btn-login { background: transparent; color: var(--text-primary); border: 1px solid var(--border-default); }
        .btn-register { background: var(--brand-primary); color: var(--bg-primary); }

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

        .jackpot-container {
            background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
            margin: 15px;
            padding: 20px;
            border-radius: 12px;
            text-align: center;
            border: 1px solid var(--brand-primary);
            box-shadow: 0 0 15px rgba(212, 175, 55, 0.2);
        }
        .jackpot-label { font-size: 14px; color: var(--text-secondary); margin-bottom: 5px; text-transform: uppercase; }
        .jackpot-amount { font-size: 32px; font-weight: 900; color: var(--brand-secondary); font-family: 'Roboto Mono', monospace; }

        .content-section { padding: 20px 15px; }
        .intro-p { color: var(--text-secondary); font-size: 16px; text-align: center; margin-bottom: 20px; }

        .game-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-bottom: 20px;
        }
        .game-card {
            background: var(--bg-secondary);
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid var(--border-default);
            transition: transform 0.2s;
        }
        .game-card img {
            width: 100%;
            aspect-ratio: 1 / 1;
            object-fit: cover;
            display: block;
        }
        .game-card h3 {
            padding: 10px;
            font-size: 14px;
            text-align: center;
            margin: 0;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .article-list { display: flex; flex-direction: column; gap: 15px; }
        .article-item {
            display: flex;
            background: var(--bg-secondary);
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid var(--border-default);
        }
        .article-img { width: 100px; height: 100px; flex-shrink: 0; }
        .article-img img { width: 100%; height: 100%; object-fit: cover; }
        .article-info { padding: 10px; }
        .article-info h3 { font-size: 14px; margin-top: 0; color: var(--brand-primary); }
        .article-info p { font-size: 12px; color: var(--text-secondary); height: 3em; overflow: hidden; }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            text-align: center;
        }
        .payment-item {
            background: var(--bg-tertiary);
            padding: 15px 5px;
            border-radius: 8px;
            border: 1px solid var(--border-default);
        }
        .payment-item i { font-size: 20px; color: var(--brand-primary); margin-bottom: 5px; display: block; }
        .payment-item span { font-size: 10px; color: var(--text-secondary); }

        .winning-records {
            background: var(--bg-secondary);
            border-radius: 12px;
            padding: 15px;
            max-height: 300px;
            overflow-y: auto;
        }
        .winner-row {
            display: flex;
            justify-content: space-between;
            padding: 8px 0;
            border-bottom: 1px solid var(--border-default);
            font-size: 13px;
        }
        .winner-user { color: var(--accent); font-weight: bold; }
        .winner-amt { color: var(--brand-secondary); }

        .provider-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
        }
        .provider-block {
            background: linear-gradient(to right, var(--bg-tertiary), var(--bg-secondary));
            padding: 20px;
            border-radius: 8px;
            text-align: center;
            font-weight: bold;
            border: 1px solid var(--border-default);
            color: var(--text-secondary);
        }

        .review-card {
            background: var(--bg-secondary);
            border-radius: 12px;
            padding: 15px;
            margin-bottom: 15px;
            border: 1px solid var(--border-default);
        }
        .review-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .review-header i { font-size: 24px; color: var(--brand-primary); }
        .review-stars { color: var(--warning); font-size: 12px; }
        .review-text { font-size: 14px; color: var(--text-secondary); font-style: italic; }
        .review-date { font-size: 11px; color: var(--text-disabled); margin-top: 8px; text-align: right; }

        .faq-item {
            margin-bottom: 12px;
            background: var(--bg-secondary);
            border-radius: 8px;
            border: 1px solid var(--border-default);
        }
        .faq-question {
            padding: 15px;
            font-weight: 600;
            cursor: pointer;
            color: var(--brand-primary);
            display: flex;
            justify-content: space-between;
        }
        .faq-answer {
            padding: 0 15px 15px;
            font-size: 14px;
            color: var(--text-secondary);
        }

        .security-section {
            text-align: center;
            padding: 30px 15px;
            background: var(--bg-tertiary);
            border-radius: 15px;
            margin: 20px 0;
        }
        .security-icon { font-size: 40px; color: var(--accent); margin-bottom: 15px; }
        .security-text { font-size: 13px; color: var(--text-secondary); margin-bottom: 10px; }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-default);
            display: flex;
            justify-content: space-around;
            padding: 8px 0;
            z-index: 1000;
        }
        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            font-size: 11px;
            color: var(--text-secondary);
        }
        .nav-item i { font-size: 20px; margin-bottom: 3px; }
        .nav-item.active { color: var(--brand-primary); }

        footer {
            padding: 30px 15px 80px;
            background: var(--bg-primary);
            border-top: 1px solid var(--border-default);
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
            margin-bottom: 25px;
        }
        .footer-links a { color: var(--text-secondary); font-size: 13px; }
        .footer-copy {
            text-align: center;
            font-size: 12px;
            color: var(--text-disabled);
            border-top: 1px solid var(--border-default);
            padding-top: 15px;
        }