:root {
            --primary: #FFD700;
            --secondary: #C0C0C0;
            --accent: #FF4500;
            --highlight: #00FF00;
            --main-bg: #0F0F0F;
            --surface: #1A1A1A;
            --overlay: rgba(0, 0, 0, 0.85);
            --grad-start: #1C1C1C;
            --grad-end: #000000;
            --text-primary: #FFFFFF;
            --text-secondary: #B3B3B3;
            --text-muted: #666666;
            --text-inverse: #000000;
            --success: #28A745;
            --error: #DC3545;
            --warning: #FFC107;
            --info: #17A2B8;
            --border-def: #333333;
            --border-strong: #4D4D4D;
            --border-accent: #FFD700;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            -webkit-tap-highlight-color: transparent;
        }
        body {
            background: var(--main-bg);
            color: var(--text-primary);
            font-family: 'Hind Siliguri', sans-serif;
            line-height: 1.5;
            overflow-x: hidden;
        }
        header {
            background: var(--surface);
            border-bottom: 1px solid var(--border-def);
            padding: 10px 15px;
            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;
            border-radius: 4px;
        }
        header .logo-area strong {
            font-size: 16px;
            font-weight: 400;
            color: var(--primary);
        }
        header .auth-btns {
            display: flex;
            gap: 10px;
        }
        .btn-login {
            background: transparent;
            color: var(--text-primary);
            border: 1px solid var(--primary);
            padding: 6px 15px;
            border-radius: 20px;
            cursor: pointer;
            font-family: inherit;
            font-size: 14px;
        }
        .btn-reg {
            background: var(--primary);
            color: var(--text-inverse);
            border: 1px solid var(--primary);
            padding: 6px 15px;
            border-radius: 20px;
            cursor: pointer;
            font-family: inherit;
            font-size: 14px;
            font-weight: 600;
        }
        main {
            max-width: 1000px;
            margin: 0 auto;
            padding: 0 15px 100px 15px;
        }
        .banner-wrap {
            margin-top: 15px;
            border-radius: 15px;
            overflow: hidden;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(0,0,0,0.5);
        }
        .banner-wrap img {
            width: 100%;
            aspect-ratio: 2/1;
            display: block;
            object-fit: cover;
        }
        .reward-card {
            background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
            border: 2px solid var(--primary);
            border-radius: 20px;
            padding: 25px;
            text-align: center;
            margin: 20px 0;
            box-shadow: 0 0 20px rgba(255, 215, 0, 0.2);
        }
        .reward-card h2 {
            color: var(--primary);
            font-family: 'Tiro Bangla', serif;
            margin-bottom: 15px;
        }
        .reward-card p {
            color: var(--text-secondary);
            margin-bottom: 20px;
            font-size: 16px;
        }
        .btn-big-reg {
            background: var(--primary);
            color: var(--text-inverse);
            border: none;
            padding: 15px 30px;
            border-radius: 50px;
            font-size: 18px;
            font-weight: 700;
            cursor: pointer;
            text-transform: uppercase;
            box-shadow: 0 4px 10px rgba(0,0,0,0.3);
            transition: 0.3s;
        }
        .btn-big-reg:hover {
            transform: scale(1.05);
            background: var(--highlight);
        }
        .intro-card {
            background: var(--surface);
            border-radius: 20px;
            padding: 25px;
            margin: 20px 0;
            border-left: 5px solid var(--primary);
        }
        .intro-card h1 {
            font-family: 'Tiro Bangla', serif;
            color: var(--primary);
            font-size: 28px;
            margin-bottom: 10px;
        }
        .intro-card p {
            color: var(--text-secondary);
            font-size: 16px;
        }
        .section-title {
            font-family: 'Tiro Bangla', serif;
            font-size: 22px;
            margin: 30px 0 20px;
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--primary);
        }
        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
        }
        .game-card {
            background: var(--surface);
            border-radius: 15px;
            overflow: hidden;
            text-decoration: none;
            transition: 0.3s;
            border: 1px solid var(--border-def);
        }
        .game-card:hover {
            border-color: var(--primary);
            transform: translateY(-5px);
        }
        .game-card img {
            width: 100%;
            aspect-ratio: 1/1;
            object-fit: cover;
            display: block;
        }
        .game-card h3 {
            color: var(--text-primary);
            font-size: 14px;
            padding: 10px;
            text-align: center;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .payment-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            margin-bottom: 30px;
        }
        .pay-item {
            background: var(--surface);
            padding: 15px 5px;
            border-radius: 10px;
            text-align: center;
            font-size: 12px;
            border: 1px solid var(--border-def);
        }
        .pay-item i {
            display: block;
            font-size: 20px;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .guide-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
        }
        .guide-item {
            background: var(--surface);
            padding: 20px;
            border-radius: 15px;
            border-bottom: 3px solid var(--primary);
        }
        .guide-item h3 {
            color: var(--primary);
            margin-bottom: 10px;
            font-size: 18px;
        }
        .guide-item p {
            color: var(--text-secondary);
            font-size: 14px;
        }
        .review-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
        }
        .review-card {
            background: var(--surface);
            padding: 20px;
            border-radius: 15px;
            border: 1px solid var(--border-strong);
        }
        .rev-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 10px;
        }
        .rev-header i {
            font-size: 30px;
            color: var(--primary);
        }
        .rev-user {
            font-weight: 600;
            font-size: 15px;
        }
        .rev-stars {
            color: var(--warning);
            font-size: 12px;
            margin-bottom: 10px;
        }
        .rev-text {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 10px;
        }
        .rev-date {
            font-size: 11px;
            color: var(--text-muted);
            text-align: right;
        }
        .win-list {
            background: var(--surface);
            border-radius: 15px;
            overflow: hidden;
        }
        .win-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 15px;
            border-bottom: 1px solid var(--border-def);
            font-size: 13px;
        }
        .win-item:last-child { border: none; }
        .win-user { color: var(--text-secondary); }
        .win-game { color: var(--primary); font-weight: 500; }
        .win-amt { color: var(--highlight); font-weight: 700; }
        .win-time { color: var(--text-muted); font-size: 11px; }
        .provider-wall {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
        }
        .prov-box {
            background: linear-gradient(45deg, #222, #333);
            padding: 15px;
            text-align: center;
            border-radius: 10px;
            border: 1px solid var(--border-accent);
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
        }
        .faq-section {
            display: grid;
            gap: 15px;
        }
        .faq-item {
            background: var(--surface);
            padding: 20px;
            border-radius: 15px;
            border: 1px solid var(--border-def);
        }
        .faq-item h3 {
            color: var(--primary);
            font-size: 16px;
            margin-bottom: 10px;
        }
        .faq-item p {
            color: var(--text-secondary);
            font-size: 14px;
        }
        .security-card {
            background: linear-gradient(to right, #1a1a1a, #000);
            border: 1px solid var(--border-strong);
            border-radius: 20px;
            padding: 25px;
            text-align: center;
            margin-top: 30px;
        }
        .sec-icons {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 20px;
            font-size: 30px;
            color: var(--primary);
        }
        .sec-notice {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 15px;
        }
        .sec-links a {
            color: var(--highlight);
            font-size: 13px;
            margin: 0 5px;
            text-decoration: none;
        }
        .navigator {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--surface);
            display: flex;
            justify-content: space-around;
            align-items: center;
            padding: 10px 0;
            border-top: 1px solid var(--border-strong);
            z-index: 2000;
            box-shadow: 0 -5px 15px rgba(0,0,0,0.5);
        }
        .nav-item {
            text-decoration: none;
            color: var(--text-secondary);
            display: flex;
            flex-direction: column;
            align-items: center;
            font-size: 11px;
            gap: 5px;
        }
        .nav-item i {
            font-size: 20px;
            color: var(--primary);
        }
        footer {
            background: var(--surface);
            border-top: 1px solid var(--border-def);
            padding: 30px 15px;
            text-align: center;
            font-size: 13px;
        }
        .footer-contact {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 15px;
            margin-bottom: 25px;
            color: var(--text-secondary);
        }
        .footer-contact a {
            color: var(--primary);
            text-decoration: none;
            margin-left: 5px;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 25px;
            text-align: left;
        }
        .footer-links a {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 12px;
        }
        .footer-links a:hover {
            color: var(--primary);
        }
        .copy-text {
            color: var(--text-muted);
            border-top: 1px solid var(--border-def);
            padding-top: 20px;
        }