:root {
            --primary-bg: #0A0B0C;
            --secondary-bg: #141619;
            --surface-bg: #1E2126;
            --brand-primary: #FFD700;
            --brand-secondary: #C5A021;
            --brand-accent: #00E676;
            --brand-cta: #FF4500;
            --text-primary: #FFFFFF;
            --text-secondary: #B0B3B8;
            --text-muted: #65676B;
            --border-default: #2D3136;
            --border-active: #FFD700;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            -webkit-tap-highlight-color: transparent;
        }

        body {
            background-color: var(--primary-bg);
            color: var(--text-primary);
            font-family: 'Hind Siliguri', 'Noto Sans Bengali', sans-serif;
            font-size: 16px;
            line-height: 1.5;
            overflow-x: hidden;
        }

        h1, h2, h3 {
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 1rem;
        }

        h1 { font-size: 28px; color: var(--brand-primary); }
        h2 { font-size: 24px; text-align: center; margin: 25px 0; border-left: 4px solid var(--brand-primary); padding-left: 10px; text-align: left; }
        h3 { font-size: 18px; margin-top: 8px; }

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

        header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--secondary-bg);
            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: 400; color: var(--brand-primary); text-transform: uppercase; letter-spacing: 1px; }

        .header-right { display: flex; gap: 10px; }
        .btn {
            padding: 8px 16px;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            font-size: 14px;
        }
        .btn-login { background: transparent; color: var(--text-primary); border: 1px solid var(--border-default); }
        .btn-register { background: var(--brand-primary); color: #000; }

        main { padding-bottom: 100px; }

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

        .jackpot-container {
            background: linear-gradient(135deg, #1e1100 0%, #3d2b00 100%);
            margin: 15px;
            padding: 20px;
            border-radius: 12px;
            border: 1px solid var(--brand-secondary);
            text-align: center;
            box-shadow: 0 4px 15px rgba(255, 215, 0, 0.1);
        }
        .jackpot-label { font-size: 14px; color: var(--brand-primary); text-transform: uppercase; margin-bottom: 5px; }
        .jackpot-amount { font-size: 32px; font-weight: 700; color: var(--text-primary); font-family: monospace; }

        .intro-section { padding: 20px 15px; }
        .intro-section p { color: var(--text-secondary); font-size: 15px; }

        .game-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            padding: 0 15px;
        }
        .game-card {
            background: var(--surface-bg);
            border-radius: 12px;
            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-info { padding: 10px; text-align: center; }

        .article-list { padding: 0 15px; }
        .article-card {
            display: flex;
            background: var(--surface-bg);
            border-radius: 10px;
            margin-bottom: 12px;
            overflow: hidden;
            border: 1px solid var(--border-default);
        }
        .article-card img { width: 100px; height: 100px; object-fit: cover; }
        .article-content { padding: 10px; flex: 1; }
        .article-content h3 { font-size: 14px; margin: 0 0 5px; color: var(--brand-primary); }
        .article-content p { font-size: 12px; color: var(--text-secondary); line-height: 1.3; }

        .payment-section {
            padding: 20px 15px;
            background: var(--secondary-bg);
            margin: 20px 0;
        }
        .payment-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 15px;
            text-align: center;
        }
        .payment-item i { font-size: 24px; color: var(--brand-primary); margin-bottom: 5px; }
        .payment-item span { display: block; font-size: 10px; color: var(--text-secondary); }

        .lottery-box {
            margin: 15px;
            background: var(--surface-bg);
            border-radius: 12px;
            height: 200px;
            overflow: hidden;
            position: relative;
            border: 1px solid var(--border-default);
        }
        .lottery-track {
            animation: scrollUp 40s linear infinite;
        }
        @keyframes scrollUp {
            0% { transform: translateY(0); }
            100% { transform: translateY(-50%); }
        }
        .lottery-item {
            padding: 10px 15px;
            border-bottom: 1px solid var(--border-default);
            display: flex;
            justify-content: space-between;
            font-size: 13px;
        }
        .lottery-user { color: var(--brand-accent); }
        .lottery-win { color: var(--brand-primary); font-weight: 600; }

        .provider-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 10px;
            padding: 0 15px;
        }
        .provider-block {
            background: var(--surface-bg);
            padding: 15px;
            text-align: center;
            border-radius: 8px;
            border: 1px solid var(--border-default);
        }

        .review-section { padding: 0 15px; }
        .review-card {
            background: var(--surface-bg);
            padding: 15px;
            border-radius: 12px;
            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: 20px; color: var(--text-muted); }
        .stars { color: var(--brand-primary); font-size: 12px; }
        .review-content { font-size: 14px; color: var(--text-secondary); font-style: italic; }
        .review-date { font-size: 11px; color: var(--text-muted); margin-top: 10px; text-align: right; }

        .faq-section { padding: 20px 15px; }
        .faq-item {
            background: var(--surface-bg);
            margin-bottom: 10px;
            border-radius: 8px;
            border: 1px solid var(--border-default);
        }
        .faq-question {
            padding: 15px;
            font-weight: 600;
            font-size: 15px;
            color: var(--brand-primary);
            cursor: pointer;
        }
        .faq-answer {
            padding: 0 15px 15px;
            font-size: 14px;
            color: var(--text-secondary);
            border-top: 1px solid var(--border-default);
            padding-top: 10px;
        }

        .security-section {
            padding: 30px 15px;
            text-align: center;
            background: var(--secondary-bg);
            margin-top: 20px;
        }
        .security-icons {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 15px;
        }
        .security-icons i { font-size: 30px; color: var(--brand-accent); }
        .age-badge {
            display: inline-block;
            border: 2px solid var(--brand-cta);
            color: var(--brand-cta);
            border-radius: 50%;
            width: 40px;
            height: 40px;
            line-height: 36px;
            font-weight: 700;
            margin-bottom: 15px;
        }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 65px;
            background: var(--secondary-bg);
            border-top: 1px solid var(--border-default);
            display: flex;
            justify-content: space-around;
            align-items: center;
            z-index: 1000;
        }
        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            font-size: 11px;
            color: var(--text-secondary);
            gap: 4px;
        }
        .nav-item i { font-size: 20px; }
        .nav-item.active { color: var(--brand-primary); }

        footer {
            background: var(--primary-bg);
            padding: 30px 15px 80px;
            border-top: 1px solid var(--border-default);
            text-align: center;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 25px;
        }
        .footer-links a { font-size: 13px; color: var(--text-secondary); }
        .copyright { font-size: 12px; color: var(--text-muted); border-top: 1px solid var(--border-default); padding-top: 15px; }

        @media (min-width: 768px) {
            main { max-width: 600px; margin: 0 auto; }
            header { max-width: 600px; margin: 0 auto; }
            .navigator { max-width: 600px; left: 50%; transform: translateX(-50%); }
        }