:root {
            --color-primary: #0B4D3E;
            --color-primary-hover: #0E6351;
            --color-secondary: #D4B483;
            --color-secondary-hover: #E5C89B;
            --color-accent: #FFD24D;
            --bg-main: #041A15;
            --bg-surface: #08261E;
            --bg-elevated: #0D352B;
            --text-primary: #F2F7F5;
            --text-secondary: #B0C4C0;
            --text-muted: #7A918D;
            --border-default: #144238;
            --border-brand: rgba(212, 180, 131, 0.4);
            --shadow-card: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-pill: 9999px;
        }

        html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
        body {
            margin: 0;
            font-family: 'Noto Sans Bengali', 'Manrope', sans-serif;
            font-size: clamp(15px, 3.9vw, 16px);
            line-height: 1.65;
            background-color: var(--bg-main);
            color: var(--text-primary);
            padding-inline: 14px;
            padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px));
            overflow-x: hidden;
        }

        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px 0;
            max-width: 1200px;
            margin: 0 auto;
        }

        .header-logo-link {
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            color: var(--text-primary);
        }

        .header-logo-link strong {
            font-size: 16px;
            font-weight: normal;
        }

        .header-auth-group {
            display: flex;
            gap: 12px;
        }

        .btn-auth {
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            text-decoration: none;
            font-weight: 500;
            font-size: 0.875rem;
            cursor: pointer;
            border: none;
        }

        .btn-login { background: transparent; color: var(--text-primary); border: 1px solid var(--border-brand); }
        .btn-register { background: var(--color-secondary); color: var(--bg-main); }

        main {
            max-width: 1200px;
            margin: 0 auto;
        }

        .hero-section {
            padding: 40px 0;
            text-align: center;
            background: radial-gradient(circle at center, #0D352B 0%, #041A15 100%);
            border-radius: var(--radius-lg);
            margin-bottom: 24px;
        }

        .hero-section h1 {
            font-family: 'Hind Siliguri', sans-serif;
            font-size: clamp(1.6rem, 6.5vw, 2.4rem);
            line-height: 1.2;
            color: var(--color-secondary);
            margin-bottom: 20px;
        }

        .hero-intro {
            max-width: 800px;
            margin: 0 auto 30px;
            color: var(--text-secondary);
        }

        .btn-hero-cta {
            display: block;
            width: 100%;
            max-width: 400px;
            margin: 0 auto 24px;
            padding: 16px;
            background: linear-gradient(to bottom, #D4B483 0%, #B89A68 100%);
            color: var(--bg-main);
            text-decoration: none;
            font-weight: 700;
            border-radius: var(--radius-pill);
            font-size: 1.2rem;
            box-shadow: 0 0 15px rgba(255, 210, 77, 0.4);
        }

        .hero-tags {
            display: flex;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .hero-tag {
            background: rgba(212, 180, 131, 0.1);
            border: 1px solid var(--border-brand);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.75rem;
            color: var(--color-secondary);
        }

        .banner-link {
            display: block;
            margin-bottom: 32px;
            border-radius: var(--radius-md);
            overflow: hidden;
        }

        .banner-img {
            width: 100%;
            aspect-ratio: 2/1;
            object-fit: cover;
        }

        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 32px;
        }

        .category-tile {
            background: var(--bg-surface);
            border: 1px solid var(--border-default);
            padding: 20px;
            border-radius: var(--radius-md);
            text-decoration: none;
            color: var(--text-primary);
            text-align: center;
            transition: transform 0.2s;
        }

        .category-tile:hover { transform: translateY(-5px); border-color: var(--color-secondary); }
        .category-tile i { font-size: 2rem; color: var(--color-secondary); margin-bottom: 12px; }
        .category-tile strong { display: block; font-size: 1.1rem; margin-bottom: 8px; }
        .category-tile span { font-size: 0.8rem; color: var(--text-muted); }

        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 40px;
        }

        .game-card {
            background: var(--bg-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            text-decoration: none;
            color: var(--text-primary);
            border: 1px solid var(--border-default);
        }

        .game-card img {
            width: 100%;
            aspect-ratio: 1/1;
            object-fit: cover;
        }

        .game-card h3 {
            padding: 12px;
            font-size: 1rem;
            margin: 0;
            text-align: center;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .facts-section {
            background: var(--bg-surface);
            padding: 24px;
            border-radius: var(--radius-md);
            margin-bottom: 32px;
            border: 1px solid var(--border-brand);
        }

        .freshness-notice {
            font-style: italic;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            display: block;
        }

        .facts-table {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 16px;
        }

        .facts-table td {
            padding: 12px;
            border-bottom: 1px solid var(--border-default);
        }

        .facts-table td:first-child {
            color: var(--color-secondary);
            font-weight: 500;
            width: 40%;
        }

        .terms-link-wrapper {
            text-align: center;
            font-size: 0.8rem;
        }

        .terms-link { color: var(--text-muted); text-decoration: underline; }

        .toc-nav {
            display: flex;
            overflow-x: auto;
            gap: 12px;
            padding: 16px 0;
            margin-bottom: 32px;
            scrollbar-width: none;
        }

        .toc-nav::-webkit-scrollbar { display: none; }

        .toc-link {
            background: var(--bg-elevated);
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            text-decoration: none;
            color: var(--text-secondary);
            white-space: nowrap;
            font-size: 0.9rem;
            border: 1px solid var(--border-default);
        }

        .promo-grid {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-bottom: 32px;
        }

        .promo-card {
            background: var(--bg-surface);
            padding: 24px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-brand);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .promo-card h3 { color: var(--color-secondary); margin: 0; }
        .promo-card p { color: var(--text-secondary); margin: 0; font-size: 0.95rem; }
        .btn-promo {
            align-self: flex-start;
            padding: 10px 20px;
            background: var(--color-secondary);
            color: var(--bg-main);
            text-decoration: none;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
        }

        .usp-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            margin-bottom: 32px;
        }

        .usp-tile {
            background: var(--bg-elevated);
            padding: 20px;
            border-radius: var(--radius-md);
            display: flex;
            gap: 16px;
            align-items: flex-start;
            border-left: 4px solid var(--color-secondary);
        }

        .usp-tile i { color: var(--color-accent); font-size: 1.5rem; margin-top: 4px; }
        .usp-content strong { display: block; font-size: 1.1rem; margin-bottom: 4px; }
        .usp-content p { margin: 0; color: var(--text-secondary); font-size: 0.9rem; }

        .payment-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 32px;
        }

        .payment-card {
            background: var(--bg-surface);
            padding: 16px;
            border-radius: var(--radius-md);
            text-align: center;
            border: 1px solid var(--border-default);
        }

        .payment-card i { font-size: 1.8rem; color: var(--color-secondary); margin-bottom: 12px; }
        .payment-card strong { display: block; margin-bottom: 8px; font-size: 1rem; }
        .payment-card p { margin: 0; font-size: 0.8rem; color: var(--text-muted); }

        .step-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-bottom: 40px;
        }

        .step-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .step-badge {
            min-width: 36px;
            height: 36px;
            background: var(--color-secondary);
            color: var(--bg-main);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }

        .step-content h3 { margin: 0 0 8px 0; font-size: 1.1rem; }
        .step-content h3 a { color: inherit; text-decoration: none; }
        .step-content p { margin: 0; color: var(--text-secondary); font-size: 0.9rem; }

        .download-section {
            background: var(--bg-surface);
            padding: 32px;
            border-radius: var(--radius-md);
            text-align: center;
            margin-bottom: 32px;
            border: 1px solid var(--border-default);
        }

        .btn-download {
            display: inline-block;
            padding: 14px 32px;
            background: var(--color-secondary);
            color: var(--bg-main);
            text-decoration: none;
            border-radius: var(--radius-pill);
            font-weight: 700;
            margin: 20px 0;
        }

        .guide-item {
            background: var(--bg-elevated);
            padding: 20px;
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            border: 1px solid var(--border-default);
        }

        .guide-meta {
            font-size: 0.8rem;
            color: var(--text-muted);
            display: block;
            margin-bottom: 12px;
        }

        .announcement-item {
            background: var(--bg-surface);
            padding: 16px;
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            display: flex;
            gap: 16px;
            border: 1px solid var(--border-default);
        }

        .announcement-item i { color: var(--color-accent); font-size: 1.2rem; margin-top: 4px; }
        .announcement-date { font-size: 0.75rem; color: var(--text-muted); display: block; margin-top: 8px; }

        .faq-item {
            margin-bottom: 12px;
            border-bottom: 1px solid var(--border-default);
        }

        .faq-item summary {
            list-style: none;
            cursor: pointer;
            padding: 16px 0;
            color: var(--text-primary);
        }

        .faq-item summary h3 {
            margin: 0;
            font-size: 1.1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faq-item p {
            padding-bottom: 16px;
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        .trust-card {
            background: var(--bg-elevated);
            padding: 24px;
            border-radius: var(--radius-md);
            margin-top: 24px;
            border: 1px solid var(--color-secondary);
        }

        .security-block {
            background: var(--bg-surface);
            padding: 24px;
            border-radius: var(--radius-md);
            margin-bottom: 32px;
            border: 1px solid var(--border-default);
        }

        footer {
            background: var(--bg-surface);
            padding: 40px 0 20px;
            margin-top: 40px;
            border-top: 1px solid var(--border-default);
        }

        .footer-sitemap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
            margin-bottom: 32px;
        }

        .footer-link {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 0.85rem;
        }

        .footer-contact {
            text-align: center;
            margin-bottom: 24px;
            font-size: 0.9rem;
            color: var(--text-secondary);
        }

        .footer-contact a { color: var(--color-secondary); text-decoration: none; }

        .footer-legal {
            text-align: center;
            font-size: 0.75rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border-default);
            padding-top: 20px;
        }

        .navigator {
            position: fixed;
            inset-inline: 0;
            bottom: 0;
            background: var(--bg-surface);
            backdrop-filter: blur(10px);
            border-top: 1px solid var(--border-default);
            display: flex;
            justify-content: space-around;
            padding: 12px 0 calc(12px + env(safe-area-inset-bottom));
            z-index: 1000;
        }

        .nav-item {
            text-decoration: none;
            color: var(--text-secondary);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            font-size: 0.7rem;
        }

        .nav-item i { font-size: 1.2rem; }

        h2 {
            font-family: 'Hind Siliguri', sans-serif;
            font-size: clamp(1.3rem, 5.2vw, 1.8rem);
            line-height: 1.25;
            margin-top: 2.5rem;
            margin-bottom: 1.5rem;
            color: var(--color-secondary);
        }

        section {
            content-visibility: auto;
            contain-intrinsic-size: 1px 500px;
        }

        @media (min-width: 768px) {
            body { padding-inline: 24px; padding-bottom: 24px; }
            .category-grid { grid-template-columns: repeat(3, 1fr); }
            .game-grid { grid-template-columns: repeat(4, 1fr); }
            .payment-grid { grid-template-columns: repeat(4, 1fr); }
            .navigator { display: none; }
            .usp-grid { grid-template-columns: repeat(3, 1fr); }
        }

        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
            .category-grid { grid-template-columns: repeat(4, 1fr); }
        }