:root {
            --brandPrimary: #1E40AF;
            --brandPrimaryHover: #2563EB;
            --brandSecondary: #94A3B8;
            --brandSecondaryHover: #CBD5E1;
            --brandAccent: #06B6D4;
            --bgMain: #050B18;
            --bgSurface: #0C162B;
            --bgElevated: #15223D;
            --bgOverlay: rgba(5, 11, 24, 0.75);
            --textPrimary: #E2E8F0;
            --textSecondary: #94A3B8;
            --textMuted: #64748B;
            --textBrandContrast: #050B18;
            --textLink: #06B6D4;
            --textLinkHover: #22D3EE;
            --btnBg: #06B6D4;
            --btnText: #050B18;
            --btnBgHover: #22D3EE;
            --btnTextHover: #050B18;
            --colorSuccess: #10B981;
            --colorError: #EF4444;
            --colorWarning: #F59E0B;
            --colorInfo: #3B82F6;
            --borderDefault: #1E293B;
            --borderStrong: #334155;
            --borderBrand: #06B6D4;
            --radiusSm: 4px;
            --radiusMd: 12px;
            --radiusLg: 24px;
            --radiusPill: 9999px;
            --shadowCard: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
            --shadowElevated: 0 12px 40px 0 rgba(0, 0, 0, 0.5);
            --shadowGlow: 0 0 15px rgba(6, 182, 212, 0.5);
            --gradBrand: linear-gradient(135deg, #1E40AF 0%, #06B6D4 100%);
            --gradHero: radial-gradient(circle at center, #15223D 0%, #050B18 100%);
            --gradButton: linear-gradient(180deg, #06B6D4 0%, #0891B2 100%);
        }
        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;
            padding-inline: 14px;
            padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px));
            overflow-x: hidden;
            background-color: var(--bgMain);
            color: var(--textPrimary);
        }
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
            border-bottom: 1px solid var(--borderDefault);
        }
        .headerLogo {
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            color: var(--textPrimary);
        }
        .headerLogoStrong {
            font-size: 16px;
            font-weight: normal;
        }
        .headerActions {
            display: flex;
            gap: 10px;
        }
        .btnBase {
            min-height: 44px;
            min-inline-size: 44px;
            padding: 12px 18px;
            border-radius: var(--radiusMd);
            text-decoration: none;
            font-weight: 600;
            cursor: pointer;
            border: none;
            transition: transform 0.2s, opacity 0.2s;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-family: inherit;
        }
        .btnPrimary {
            background: var(--gradButton);
            color: var(--btnText);
        }
        .btnPrimary:hover { background: var(--btnBgHover); color: var(--btnTextHover); }
        .btnSecondary {
            background: var(--bgElevated);
            color: var(--textPrimary);
            border: 1px solid var(--borderStrong);
        }
        .btnSecondary:hover { background: var(--borderStrong); }
        main { width: 100%; }
        h1, h2, h3 { font-family: 'Hind Siliguri', 'Outfit', sans-serif; margin: 0; }
        h1 { font-size: clamp(1.6rem, 6.5vw, 2.4rem); line-height: 1.2; margin-bottom: 1rem; color: var(--textPrimary); }
        h2 { font-size: clamp(1.3rem, 5.2vw, 1.8rem); line-height: 1.25; margin-top: 2rem; margin-bottom: 1rem; color: var(--textPrimary); }
        h3 { font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; margin-bottom: 0.5rem; color: var(--textPrimary); }
        .heroSection {
            padding: 2rem 0;
            text-align: center;
            background: var(--gradHero);
            border-radius: var(--radiusLg);
            margin-bottom: 2rem;
        }
        .heroIntro { margin-bottom: 1.5rem; max-width: 800px; margin-inline: auto; color: var(--textSecondary); }
        .heroCta { width: 100%; display: block; margin-bottom: 1.5rem; font-size: 1.2rem; }
        .heroPills {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px;
        }
        .pill {
            background: rgba(6, 182, 212, 0.1);
            border: 1px solid var(--borderBrand);
            color: var(--brandAccent);
            padding: 4px 12px;
            border-radius: var(--radiusPill);
            font-size: 0.8rem;
        }
        .bannerLink { display: block; width: 100%; aspect-ratio: 2/1; overflow: hidden; margin-bottom: 2rem; }
        .bannerImg { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radiusMd); }
        .categoryGrid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 2rem;
        }
        .categoryTile {
            background: var(--bgSurface);
            border: 1px solid var(--borderDefault);
            padding: 1.5rem;
            border-radius: var(--radiusMd);
            text-decoration: none;
            color: var(--textPrimary);
            text-align: center;
            transition: border-color 0.3s;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }
        .categoryTile:hover { border-color: var(--brandAccent); }
        .categoryTile i { font-size: 2rem; color: var(--brandAccent); }
        .categoryTileSpan { font-weight: 600; display: block; }
        .categoryTileDesc { font-size: 0.85rem; color: var(--textSecondary); }
        .gameGrid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 2rem;
        }
        .gameCard {
            background: var(--bgSurface);
            border: 1px solid var(--borderDefault);
            border-radius: var(--radiusMd);
            text-decoration: none;
            color: var(--textPrimary);
            overflow: hidden;
            transition: transform 0.2s, border-color 0.2s;
        }
        .gameCard:hover { transform: translateY(-4px); border-color: var(--brandAccent); }
        .gameCardImg { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
        .gameCardBody { padding: 12px; text-align: center; }
        .gameCardBody h3 { font-size: 1rem; margin: 0; }
        .factsSection { margin-bottom: 2rem; }
        .freshnessNotice { font-style: italic; color: var(--textSecondary); font-size: 0.9rem; margin-bottom: 1rem; display: block; }
        .factsTable {
            width: 100%;
            border-collapse: collapse;
            background: var(--bgSurface);
            border-radius: var(--radiusMd);
            overflow: hidden;
            border: 1px solid var(--borderDefault);
        }
        .factsRow { border-bottom: 1px solid var(--borderDefault); }
        .factsRow:last-child { border-bottom: none; }
        .factsLabel { padding: 12px; font-weight: 600; color: var(--brandAccent); width: 40%; background: rgba(6, 182, 212, 0.05); }
        .factsValue { padding: 12px; color: var(--textPrimary); }
        .termsLink { display: block; margin-top: 10px; text-align: center; font-size: 0.85rem; color: var(--textSecondary); text-decoration: none; }
        .termsLink:hover { color: var(--textLink); }
        .tocNav {
            display: flex;
            overflow-x: auto;
            gap: 12px;
            padding: 1rem 0;
            margin-bottom: 2rem;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .tocNav::-webkit-scrollbar { display: none; }
        .tocLink {
            background: var(--bgElevated);
            color: var(--textPrimary);
            padding: 8px 16px;
            border-radius: var(--radiusPill);
            text-decoration: none;
            white-space: nowrap;
            font-size: 0.9rem;
            border: 1px solid var(--borderStrong);
        }
        .tocLink:hover { background: var(--brandPrimary); }
        .promoGrid { display: grid; gap: 16px; margin-bottom: 2rem; }
        .promoCard {
            background: var(--bgSurface);
            border: 1px solid var(--borderDefault);
            padding: 1.5rem;
            border-radius: var(--radiusMd);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .uspBar {
            display: grid;
            gap: 16px;
            margin-bottom: 2rem;
        }
        .uspTile {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bgElevated);
            padding: 1.2rem;
            border-radius: var(--radiusMd);
            border-left: 4px solid var(--brandAccent);
        }
        .uspTile i { font-size: 1.5rem; color: var(--brandAccent); }
        .uspTitle { font-weight: 600; display: block; margin-bottom: 4px; }
        .uspDesc { font-size: 0.9rem; color: var(--textSecondary); }
        .paymentGrid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 2rem;
        }
        .paymentCard {
            background: var(--bgSurface);
            border: 1px solid var(--borderDefault);
            padding: 1.2rem;
            border-radius: var(--radiusMd);
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 10px;
        }
        .paymentCard i { font-size: 1.8rem; color: var(--brandAccent); }
        .paymentCardName { font-weight: 600; }
        .paymentCardDesc { font-size: 0.8rem; color: var(--textSecondary); }
        .stepGrid { display: grid; gap: 20px; margin-bottom: 2rem; }
        .stepItem {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            background: var(--bgSurface);
            padding: 1.5rem;
            border-radius: var(--radiusMd);
        }
        .stepBadge {
            min-width: 36px;
            height: 36px;
            background: var(--brandAccent);
            color: var(--btnText);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }
        .stepContent h3 { margin: 0 0 8px 0; }
        .stepContent a { color: inherit; text-decoration: none; }
        .downloadSection {
            background: var(--bgElevated);
            padding: 2rem;
            border-radius: var(--radiusLg);
            text-align: center;
            margin-bottom: 2rem;
        }
        .downloadText { margin-bottom: 1.5rem; color: var(--textSecondary); }
        .guideGrid { display: grid; gap: 16px; margin-bottom: 2rem; }
        .guideItem {
            background: var(--bgSurface);
            padding: 1.5rem;
            border-radius: var(--radiusMd);
            border: 1px solid var(--borderDefault);
        }
        .guideMeta { font-size: 0.8rem; color: var(--textMuted); margin-bottom: 10px; display: block; }
        .announcementGrid { display: grid; gap: 16px; margin-bottom: 2rem; }
        .announcementCard {
            background: var(--bgSurface);
            padding: 1.2rem;
            border-radius: var(--radiusMd);
            border: 1px solid var(--borderDefault);
            display: flex;
            gap: 12px;
        }
        .announcementCard i { color: var(--brandAccent); margin-top: 4px; }
        .announcementBody h3 { font-size: 1.1rem; margin-bottom: 8px; }
        .announcementDate { font-size: 0.8rem; color: var(--textMuted); display: block; margin-top: 8px; }
        .faqSection { margin-bottom: 2rem; }
        .faqItem {
            background: var(--bgSurface);
            margin-bottom: 12px;
            border-radius: var(--radiusMd);
            border: 1px solid var(--borderDefault);
            overflow: hidden;
        }
        .faqSummary {
            padding: 1rem;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: rgba(255,255,255,0.02);
        }
        .faqSummary h3 { margin: 0; font-size: 1.1rem; cursor: pointer; }
        .faqAnswer { padding: 1rem; color: var(--textSecondary); border-top: 1px solid var(--borderDefault); }
        .aboutSection {
            background: var(--bgElevated);
            padding: 2rem;
            border-radius: var(--radiusLg);
            margin-bottom: 2rem;
        }
        .teamCard {
            margin-top: 2rem;
            padding: 1.5rem;
            background: var(--bgSurface);
            border-radius: var(--radiusMd);
            border: 1px solid var(--borderBrand);
        }
        .securitySection {
            background: var(--bgSurface);
            padding: 2rem;
            border-radius: var(--radiusLg);
            border: 1px solid var(--borderDefault);
            margin-bottom: 2rem;
        }
        .securityLinks { display: flex; flex-wrap: wrap; gap: 12px; margin: 1.5rem 0; }
        .securityLink { color: var(--brandAccent); text-decoration: none; font-weight: 600; }
        footer {
            border-top: 1px solid var(--borderDefault);
            padding: 2rem 0;
            text-align: center;
        }
        .footerSitemap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 2rem;
        }
        .footerLink { color: var(--textSecondary); text-decoration: none; font-size: 0.9rem; }
        .footerLink:hover { color: var(--textPrimary); }
        .footerContact { margin-bottom: 1.5rem; color: var(--textSecondary); }
        .footerContact a { color: var(--brandAccent); text-decoration: none; }
        .footerLegal { font-size: 0.85rem; color: var(--textMuted); line-height: 1.4; }
        .navigator {
            position: fixed;
            inset-inline: 0;
            bottom: 0;
            height: 72px;
            background: var(--bgSurface);
            border-top: 1px solid var(--borderDefault);
            display: flex;
            justify-content: space-around;
            align-items: center;
            padding-bottom: env(safe-area-inset-bottom);
            z-index: 1000;
        }
        .navItem {
            text-decoration: none;
            color: var(--textSecondary);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            font-size: 0.75rem;
            flex: 1;
        }
        .navItem i { font-size: 1.2rem; }
        .navItem:hover { color: var(--brandAccent); }
        .utilLink { color: var(--textSecondary); text-decoration: none; font-size: 0.9rem; }
        .utilLink:hover { color: var(--textLink); }
        
        section { content-visibility: auto; contain-intrinsic-size: 1px 500px; }

        @media (min-width: 768px) {
            body { padding-inline: 24px; padding-bottom: 24px; }
            .categoryGrid { grid-template-columns: repeat(3, 1fr); }
            .gameGrid { grid-template-columns: repeat(3, 1fr); }
            .paymentGrid { grid-template-columns: repeat(4, 1fr); }
            .navigator { position: static; height: auto; padding: 2rem 0; border: none; display: none; }
        }
        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
            .categoryGrid { grid-template-columns: repeat(4, 1fr); }
            .gameGrid { grid-template-columns: repeat(4, 1fr); }
            .paymentGrid { grid-template-columns: repeat(4, 1fr); }
        }