:root {
            --bg-primary: #0F172A;
            --bg-secondary: #1E293B;
            --bg-accent: #020617;
            --brand-primary: #FFD700;
            --brand-secondary: #C5A000;
            --brand-highlight: #FFB800;
            --success: #10B981;
            --error: #EF4444;
            --warning: #F59E0B;
            --info: #3B82F6;
            --text-primary: #F8FAFC;
            --text-secondary: #CBD5E1;
            --text-disabled: #64748B;
            --text-inverse: #0F172A;
            --border-primary: #334155;
            --border-secondary: #475569;
            --border-focus: #FFD700;
            --font-primary: 'Hind Siliguri', 'Noto Sans Bengali', sans-serif;
            --font-secondary: '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-primary);
            line-height: 1.5;
            overflow-x: hidden;
        }
        header {
            background-color: var(--bg-secondary);
            border-bottom: 2px solid var(--brand-primary);
            padding: 10px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: sticky;
            top: 0;
            z-index: 1000;
            height: 60px;
        }
        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; color: var(--brand-primary); }
        header .auth-buttons { display: flex; gap: 10px; }
        .btn {
            padding: 8px 16px;
            border-radius: 8px;
            cursor: pointer;
            font-family: var(--font-primary);
            font-weight: 600;
            border: none;
            transition: 0.3s;
        }
        .btn-login { background: transparent; color: var(--brand-primary); border: 1px solid var(--brand-primary); }
        .btn-login:hover { background: var(--brand-primary); color: var(--text-inverse); }
        .btn-register { background: var(--brand-primary); color: var(--text-inverse); }
        .btn-register:hover { background: var(--brand-highlight); }

        main { max-width: 1200px; margin: 0 auto; padding: 20px 15px; }
        .main-banner {
            width: 100%;
            aspect-ratio: 2 / 1;
            border-radius: 15px;
            overflow: hidden;
            cursor: pointer;
            margin-bottom: 20px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.5);
        }
        .main-banner img { width: 100%; height: 100%; object-fit: cover; }

        .jackpot-container {
            background: linear-gradient(45deg, var(--bg-accent), var(--bg-secondary));
            border: 2px solid var(--brand-primary);
            border-radius: 15px;
            padding: 20px;
            text-align: center;
            margin-bottom: 20px;
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.2);
        }
        .jackpot-title { color: var(--brand-primary); font-size: 20px; margin-bottom: 10px; }
        .jackpot-amount {
            font-family: var(--font-secondary);
            font-size: 36px;
            font-weight: 700;
            color: #fff;
            text-shadow: 0 0 10px var(--brand-primary);
        }

        .intro-card {
            background: var(--bg-secondary);
            border-radius: 20px;
            padding: 30px;
            text-align: center;
            border: 1px solid var(--border-primary);
            margin-bottom: 30px;
        }
        .intro-card h1 { font-size: 28px; color: var(--brand-primary); margin-bottom: 15px; line-height: 1.3; }
        .intro-card p { color: var(--text-secondary); font-size: 16px; }

        .section-title {
            font-size: 24px;
            margin: 30px 0 20px;
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--brand-primary);
        }
        .section-title::before { content: ''; width: 5px; height: 24px; background: var(--brand-primary); display: inline-block; border-radius: 3px; }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin-bottom: 30px;
        }
        .game-card {
            background: var(--bg-secondary);
            border-radius: 15px;
            text-decoration: none;
            overflow: hidden;
            transition: 0.3s;
            border: 1px solid var(--border-primary);
        }
        .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-card h3 {
            padding: 12px;
            font-size: 16px;
            color: var(--text-primary);
            text-align: center;
        }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            margin-bottom: 30px;
        }
        .payment-item {
            background: var(--bg-secondary);
            padding: 15px;
            border-radius: 12px;
            text-align: center;
            font-size: 12px;
            color: var(--text-secondary);
            border: 1px solid var(--border-primary);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }
        .payment-item i { font-size: 20px; color: var(--brand-primary); }

        .guide-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }
        .guide-item {
            background: var(--bg-secondary);
            padding: 20px;
            border-radius: 15px;
            border-left: 4px solid var(--brand-primary);
        }
        .guide-item h3 { margin-bottom: 10px; color: var(--brand-primary); }
        .guide-item p { font-size: 14px; color: var(--text-secondary); }

        .lottery-marquee {
            background: var(--bg-accent);
            padding: 15px;
            border-radius: 10px;
            margin-bottom: 30px;
            overflow: hidden;
            white-space: nowrap;
            border: 1px solid var(--border-primary);
        }
        .marquee-content {
            display: inline-block;
            animation: marquee 30s linear infinite;
        }
        .win-record {
            display: inline-block;
            margin-right: 50px;
            font-size: 14px;
            color: var(--text-secondary);
        }
        .win-record span { color: var(--brand-primary); font-weight: bold; }
        @keyframes marquee { 0% { transform: translateX(100%); } 100% { transform: translateX(-100%); } }

        .provider-wall {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
            margin-bottom: 30px;
        }
        .provider-box {
            background: var(--bg-secondary);
            padding: 20px;
            text-align: center;
            border-radius: 10px;
            font-weight: bold;
            color: var(--brand-primary);
            border: 1px solid var(--border-primary);
        }

        .review-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }
        .review-card {
            background: var(--bg-secondary);
            padding: 20px;
            border-radius: 15px;
            border: 1px solid var(--border-primary);
        }
        .review-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .review-header i { font-size: 30px; color: var(--brand-primary); }
        .review-name { font-weight: bold; font-size: 16px; }
        .review-stars { color: var(--brand-highlight); font-size: 14px; margin-bottom: 10px; }
        .review-text { font-size: 14px; color: var(--text-secondary); margin-bottom: 10px; }
        .review-date { font-size: 12px; color: var(--text-disabled); text-align: right; }

        .faq-section { margin-bottom: 30px; }
        .faq-item {
            background: var(--bg-secondary);
            margin-bottom: 10px;
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid var(--border-primary);
        }
        .faq-question {
            padding: 15px;
            cursor: pointer;
            font-weight: 600;
            color: var(--brand-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-answer { padding: 0 15px 15px; font-size: 14px; color: var(--text-secondary); }

        .security-section {
            background: var(--bg-accent);
            padding: 30px;
            border-radius: 20px;
            text-align: center;
            border: 1px dashed var(--border-secondary);
            margin-bottom: 30px;
        }
        .security-icons {
            display: flex;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }
        .sec-item { display: flex; flex-direction: column; align-items: center; gap: 10px; font-size: 14px; }
        .sec-item i { font-size: 24px; color: var(--success); }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: var(--bg-secondary);
            border-top: 2px solid var(--brand-primary);
            display: flex;
            justify-content: space-around;
            padding: 10px 0;
            z-index: 2000;
        }
        .nav-item {
            text-decoration: none;
            color: var(--text-secondary);
            display: flex;
            flex-direction: column;
            align-items: center;
            font-size: 12px;
            gap: 5px;
        }
        .nav-item i { font-size: 20px; }

        footer {
            background: var(--bg-accent);
            padding: 40px 20px 100px;
            border-top: 1px solid var(--border-primary);
            text-align: center;
        }
        .footer-contact {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }
        .footer-contact a { color: var(--brand-primary); text-decoration: none; font-size: 14px; }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            max-width: 800px;
            margin: 0 auto 30px;
            text-align: left;
        }
        .footer-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 14px;
            display: block;
            padding: 5px 0;
        }
        .footer-copy {
            color: var(--text-disabled);
            font-size: 13px;
            border-top: 1px solid var(--border-primary);
            padding-top: 20px;
        }

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