:root {
            --primary: #FFD700;
            --primary-hover: #FFC107;
            --secondary: #1A1A1A;
            --accent: #E91E63;
            --main-bg: #0F0F0F;
            --surface: #1E1E1E;
            --overlay: rgba(0, 0, 0, 0.8);
            --input-field: #2A2A2A;
            --heading-text: #FFFFFF;
            --body-text: #B3B3B3;
            --muted-text: #757575;
            --highlight-text: #FFD700;
            --success: #4CAF50;
            --error: #F44336;
            --warning: #FF9800;
            --info: #2196F3;
            --border-def: #333333;
            --border-act: #FFD700;
            --border-sub: #262626;
            --font-primary: 'Hind Siliguri', sans-serif;
            --font-secondary: 'Roboto', sans-serif;
        }

        * { box-sizing: border-box; margin: 0; padding: 0; }
        body { 
            background-color: var(--main-bg); 
            color: var(--body-text); 
            font-family: var(--font-primary); 
            line-height: 1.5; 
            overflow-x: hidden;
        }

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

        header .brand { display: flex; align-items: center; gap: 10px; }
        header .brand img { width: 25px; height: 25px; border-radius: 50%; }
        header .brand strong { color: var(--heading-text); font-size: 16px; font-weight: normal; }

        header .auth-buttons { display: flex; gap: 10px; }
        .btn-login { 
            background: transparent; 
            color: var(--heading-text); 
            border: 1px solid var(--primary); 
            padding: 6px 15px; 
            border-radius: 5px; 
            cursor: pointer; 
            font-family: var(--font-primary);
            font-size: 14px;
        }
        .btn-register { 
            background: var(--primary); 
            color: var(--secondary); 
            border: none; 
            padding: 6px 15px; 
            border-radius: 5px; 
            cursor: pointer; 
            font-family: var(--font-primary);
            font-size: 14px; 
            font-weight: 600;
        }

        main { padding-bottom: 80px; }

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

        .reward-section {
            background: linear-gradient(45deg, var(--secondary), #2c2c2c);
            margin: 20px 15px;
            padding: 30px 20px;
            border-radius: 15px;
            text-align: center;
            border: 1px solid var(--border-def);
        }
        .reward-section h2 { color: var(--primary); margin-bottom: 15px; font-size: 24px; }
        .reward-section p { margin-bottom: 20px; font-size: 16px; }
        .btn-main-reg { 
            background: var(--primary); 
            color: var(--secondary); 
            padding: 15px 30px; 
            border-radius: 30px; 
            font-weight: bold; 
            text-decoration: none; 
            display: inline-block; 
            font-size: 18px; 
            cursor: pointer;
            border: none;
        }

        .intro-card {
            background: var(--surface);
            margin: 20px 15px;
            padding: 25px;
            border-radius: 20px;
            border-left: 5px solid var(--primary);
            box-shadow: 0 10px 20px rgba(0,0,0,0.3);
        }
        .intro-card h1 { color: var(--heading-text); font-size: 32px; margin-bottom: 10px; }
        .intro-card p { color: var(--body-text); font-size: 16px; }

        .section-title { 
            padding: 0 15px; 
            color: var(--heading-text); 
            font-size: 24px; 
            margin: 30px 0 20px; 
            display: flex; 
            align-items: center; 
            gap: 10px;
        }
        .section-title::before { content: ''; width: 4px; height: 24px; background: var(--primary); display: inline-block; }

        .game-grid { 
            display: grid; 
            grid-template-columns: repeat(2, 1fr); 
            gap: 15px; 
            padding: 0 15px; 
        }
        .game-card { 
            background: var(--surface); 
            border-radius: 15px; 
            overflow: hidden; 
            text-decoration: none; 
            border: 1px solid var(--border-sub); 
            transition: transform 0.2s;
        }
        .game-card:hover { transform: translateY(-5px); border-color: var(--primary); }
        .game-card img { 
            width: 100%; 
            aspect-ratio: 1/1; 
            object-fit: cover; 
            display: block; 
        }
        .game-card h3 { 
            padding: 12px; 
            color: var(--heading-text); 
            font-size: 14px; 
            text-align: center; 
            font-weight: 500;
        }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            padding: 0 15px;
        }
        .pay-item {
            background: var(--surface);
            padding: 15px 5px;
            border-radius: 10px;
            text-align: center;
            font-size: 12px;
            color: var(--body-text);
            border: 1px solid var(--border-sub);
        }
        .pay-item i { 
            display: block; 
            color: var(--primary); 
            font-size: 20px; 
            margin-bottom: 8px; 
        }

        .guidelines {
            padding: 0 15px;
            display: grid;
            gap: 15px;
        }
        .guide-card {
            background: var(--surface);
            padding: 20px;
            border-radius: 15px;
            border: 1px solid var(--border-sub);
        }
        .guide-card h3 { color: var(--primary); margin-bottom: 10px; font-size: 18px; }
        .guide-card p { font-size: 14px; color: var(--body-text); }

        .review-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
            padding: 0 15px;
        }
        .review-card {
            background: var(--surface);
            padding: 20px;
            border-radius: 15px;
            border: 1px solid var(--border-sub);
        }
        .rev-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
        .rev-header i { color: var(--primary); font-size: 24px; }
        .rev-header span { color: var(--heading-text); font-weight: 600; }
        .rev-stars { color: var(--primary); font-size: 13px; margin-bottom: 10px; }
        .rev-date { font-size: 12px; color: var(--muted-text); display: block; margin-top: 10px; }

        .lottery-list {
            background: var(--surface);
            margin: 0 15px;
            border-radius: 15px;
            overflow: hidden;
            border: 1px solid var(--border-def);
        }
        .lottery-item {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            padding: 12px 15px;
            border-bottom: 1px solid var(--border-sub);
            font-size: 13px;
            align-items: center;
        }
        .lottery-item:last-child { border-bottom: none; }
        .lottery-user { color: var(--body-text); }
        .lottery-game { color: var(--heading-text); font-weight: 500; }
        .lottery-win { color: var(--primary); font-weight: bold; text-align: right; }

        .provider-wall {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
            padding: 0 15px;
        }
        .provider-item {
            background: linear-gradient(135deg, #2a2a2a, #1a1a1a);
            padding: 15px;
            text-align: center;
            border-radius: 10px;
            color: var(--primary);
            font-weight: bold;
            border: 1px solid var(--border-sub);
        }

        .faq-section { padding: 0 15px; display: grid; gap: 15px; }
        .faq-card { background: var(--surface); padding: 20px; border-radius: 15px; border: 1px solid var(--border-sub); }
        .faq-card h3 { color: var(--heading-text); font-size: 16px; margin-bottom: 10px; }
        .faq-card p { font-size: 14px; color: var(--body-text); }

        .safety-section {
            background: #151515;
            margin: 20px 15px;
            padding: 20px;
            border-radius: 15px;
            text-align: center;
            border: 1px dashed var(--muted-text);
        }
        .safety-badge { color: var(--success); font-weight: bold; margin-bottom: 10px; display: block; }
        .safety-text { font-size: 13px; color: var(--muted-text); line-height: 1.6; }

        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--secondary);
            display: flex;
            justify-content: space-around;
            align-items: center;
            height: 65px;
            border-top: 1px solid var(--border-def);
            z-index: 2000;
            padding-bottom: 10px;
        }
        .nav-item {
            text-decoration: none;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 5px;
            color: var(--body-text);
            font-size: 12px;
        }
        .nav-item i { font-size: 20px; color: var(--body-text); }
        .nav-item:hover i { color: var(--primary); }

        footer {
            background: var(--secondary);
            padding: 40px 15px 100px;
            border-top: 1px solid var(--border-def);
            text-align: center;
        }
        .footer-contact { margin-bottom: 30px; }
        .footer-contact h3 { color: var(--heading-text); font-size: 16px; margin-bottom: 15px; }
        .contact-links { display: flex; justify-content: center; gap: 15px; flex-wrap: wrap; }
        .contact-links a { color: var(--body-text); text-decoration: none; font-size: 13px; }
        .contact-links a:hover { color: var(--primary); }

        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 30px;
            text-align: left;
        }
        .footer-links a { 
            color: var(--muted-text); 
            text-decoration: none; 
            font-size: 13px; 
            display: block; 
            padding: 5px 0;
        }
        .footer-links a:hover { color: var(--primary); }
        .footer-copy { color: var(--muted-text); font-size: 12px; }