:root {
            --primary: #0A2647;
            --primaryHover: #143A6B;
            --secondary: #BCC6CC;
            --secondaryHover: #D1D9E0;
            --accent: #00F5FF;
            --bgMain: #050C1A;
            --bgSurface: #0B162B;
            --bgElevated: #12213D;
            --textPrimary: #E6F1FF;
            --textSecondary: #AAB8C8;
            --textMuted: #6D7D91;
            --btnBg: #00F5FF;
            --btnText: #050C1A;
            --btnHoverBg: #70F8FF;
            --borderDefault: #1C2C4C;
            --borderStrong: #2A3D66;
            --borderAccent: #00F5FF;
            --radiusSm: 2px;
            --radiusMd: 4px;
            --radiusLg: 8px;
            --radiusPill: 9999px;
            --shadowCard: 0 4px 0 #000000;
            --shadowElevated: 0 8px 16px rgba(0, 0, 0, 0.5);
            --glowAccent: 0 0 15px rgba(0, 245, 255, 0.4);
            --gradBrand: linear-gradient(135deg, #0A2647 0%, #050C1A 100%);
            --gradHero: linear-gradient(180deg, #0B162B 0%, #050C1A 100%);
            --gradBtn: linear-gradient(to bottom, #00F5FF 0%, #00D1DB 100%);
        }

        html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
        body {
            margin: 0;
            font-family: 'Be Vietnam Pro', 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));
            background-color: var(--bgMain);
            color: var(--textPrimary);
            overflow-x: hidden;
        }

        img, video, iframe { max-width: 100%; height: auto; display: block; }

        h1, h2, h3 {
            font-family: 'Oswald', sans-serif;
            color: var(--textPrimary);
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin-top: 2rem;
        }

        h1 { font-size: clamp(1.6rem, 6.5vw, 2.4rem); text-align: center; margin-bottom: 1rem; }
        h2 { font-size: clamp(1.3rem, 5.2vw, 1.8rem); text-align: center; margin-bottom: 1.5rem; }
        h3 { font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; margin: 0; }

        a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
        a:hover { color: var(--btnHoverBg); }

        .btn, .cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            min-inline-size: 44px;
            padding: 12px 24px;
            border-radius: var(--radiusMd);
            font-weight: 600;
            cursor: pointer;
            text-align: center;
            transition: transform 0.2s, background 0.2s;
            border: none;
            text-decoration: none;
        }

        .btnPrimary { background: var(--gradBtn); color: var(--btnText); box-shadow: var(--shadowCard); }
        .btnPrimary:hover { background: var(--btnHoverBg); transform: translateY(-2px); }
        .btnSecondary { background: var(--bgElevated); color: var(--textPrimary); border: 1px solid var(--borderStrong); }
        .btnSecondary:hover { background: var(--borderStrong); }

        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; }
        .headerBrand { font-size: 16px; font-weight: normal; color: var(--textPrimary); }
        .headerActions { display: flex; gap: 10px; }

        main { width: 100%; }

        .heroSection {
            text-align: center;
            padding: 2rem 0;
            background: var(--gradHero);
        }

        .heroIntro { max-width: 800px; margin: 0 auto 2rem; padding-inline: 1rem; color: var(--textSecondary); }
        .heroCta { display: block; width: 100%; max-width: 400px; margin: 0 auto 1.5rem; font-size: 1.2rem; }
        .heroTags { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
        .tagPill {
            background: var(--bgElevated);
            color: var(--accent);
            padding: 4px 12px;
            border-radius: var(--radiusPill);
            font-size: 0.85rem;
            border: 1px solid var(--borderStrong);
        }

        .bannerLink { display: block; width: 100%; aspect-ratio: 2/1; overflow: hidden; margin-bottom: 2rem; }
        .bannerImg { width: 100%; height: 100%; object-fit: cover; }

        .categoryHub {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 3rem;
        }

        .catTile {
            background: var(--bgSurface);
            padding: 1.5rem;
            border-radius: var(--radiusLg);
            text-align: center;
            border: 1px solid var(--borderDefault);
            transition: border-color 0.3s, box-shadow 0.3s;
        }

        .catTile:hover { border-color: var(--accent); box-shadow: var(--glowAccent); }
        .catIcon { font-size: 2rem; color: var(--accent); margin-bottom: 0.5rem; }
        .catLabel { display: block; font-weight: bold; margin-bottom: 0.5rem; color: var(--textPrimary); }
        .catDesc { font-size: 0.85rem; color: var(--textSecondary); display: block; }

        .gameGrid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin-bottom: 3rem;
        }

        .gameCard {
            background: var(--bgSurface);
            border-radius: var(--radiusLg);
            overflow: hidden;
            border: 1px solid var(--borderDefault);
            transition: transform 0.2s;
            text-decoration: none;
        }

        .gameCard:hover { transform: scale(1.02); border-color: var(--accent); }
        .gameImg { aspect-ratio: 1/1; object-fit: cover; width: 100%; }
        .gameInfo { padding: 12px; text-align: center; }
        .gameInfo h3 { font-size: 1rem; color: var(--textPrimary); }

        .factsSection {
            background: var(--bgSurface);
            padding: 2rem 1rem;
            border-radius: var(--radiusLg);
            margin-bottom: 3rem;
            border: 1px solid var(--borderStrong);
        }

        .freshnessNotice {
            text-align: center;
            font-style: italic;
            color: var(--textMuted);
            font-size: 0.9rem;
            margin-bottom: 1.5rem;
        }

        .factsTable {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 1rem;
        }

        .factsTable td {
            padding: 12px;
            border-bottom: 1px solid var(--borderDefault);
        }

        .factLabel { color: var(--textSecondary); font-weight: 500; width: 40%; }
        .factValue { color: var(--textPrimary); text-align: right; }
        .termsLink { display: block; text-align: center; font-size: 0.85rem; color: var(--textMuted); }

        .tocNav {
            display: flex;
            overflow-x: auto;
            gap: 10px;
            padding: 1rem 0;
            margin-bottom: 2rem;
            scrollbar-width: none;
        }
        .tocNav::-webkit-scrollbar { display: none; }
        .tocLink {
            white-space: nowrap;
            background: var(--bgElevated);
            padding: 8px 16px;
            border-radius: var(--radiusPill);
            font-size: 0.9rem;
            border: 1px solid var(--borderDefault);
        }

        .promoGrid { display: flex; flex-direction: column; gap: 20px; margin-bottom: 3rem; }
        .promoCard {
            background: var(--bgSurface);
            padding: 2rem;
            border-radius: var(--radiusLg);
            border-left: 4px solid var(--accent);
            border-bottom: 1px solid var(--borderDefault);
            border-right: 1px solid var(--borderDefault);
            border-top: 1px solid var(--borderDefault);
        }
        .promoCard h3 { margin-bottom: 1rem; }
        .promoBody { color: var(--textSecondary); margin-bottom: 1.5rem; }

        .uspBar {
            display: grid;
            grid-template-columns: 1fr;
            gap: 15px;
            margin-bottom: 3rem;
        }

        .uspTile {
            display: flex;
            align-items: flex-start;
            gap: 15px;
            background: var(--bgElevated);
            padding: 1.5rem;
            border-radius: var(--radiusLg);
        }

        .uspIcon { font-size: 1.5rem; color: var(--accent); }
        .uspContent strong { display: block; color: var(--textPrimary); margin-bottom: 4px; }
        .uspContent p { margin: 0; font-size: 0.9rem; color: var(--textSecondary); }

        .paymentGrid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin-bottom: 3rem;
        }

        .payCard {
            background: var(--bgSurface);
            padding: 1.5rem;
            border-radius: var(--radiusLg);
            text-align: center;
            border: 1px solid var(--borderDefault);
        }

        .payIcon { font-size: 2rem; color: var(--accent); margin-bottom: 10px; }
        .payName { display: block; font-weight: bold; margin-bottom: 8px; }
        .payDesc { font-size: 0.8rem; color: var(--textSecondary); }

        .guideSteps {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-bottom: 3rem;
        }

        .stepItem {
            display: flex;
            gap: 15px;
            background: var(--bgSurface);
            padding: 1.5rem;
            border-radius: var(--radiusLg);
            align-items: center;
        }

        .stepNum {
            width: 40px;
            height: 40px;
            background: var(--accent);
            color: var(--bgMain);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            flex-shrink: 0;
        }

        .stepText h3 { margin: 0 0 5px 0; font-size: 1.1rem; }
        .stepText p { margin: 0; color: var(--textSecondary); font-size: 0.9rem; }
        .stepLink { color: var(--accent); }

        .mobileSection {
            text-align: center;
            padding: 2rem;
            background: var(--bgSurface);
            border-radius: var(--radiusLg);
            margin-bottom: 3rem;
        }

        .announcementGrid {
            display: flex;
            flex-direction: column;
            gap: 15px;
            margin-bottom: 3rem;
        }

        .announcementCard {
            display: flex;
            gap: 15px;
            background: var(--bgElevated);
            padding: 1.5rem;
            border-radius: var(--radiusLg);
        }

        .announcementIcon { font-size: 1.2rem; color: var(--accent); margin-top: 5px; }
        .announcementContent h3 { font-size: 1.1rem; margin-bottom: 8px; }
        .announcementContent p { margin: 0 0 8px; color: var(--textSecondary); font-size: 0.9rem; }
        .announcementDate { font-size: 0.8rem; color: var(--textMuted); }

        .faqSection { margin-bottom: 3rem; }
        .faqItem {
            background: var(--bgSurface);
            margin-bottom: 10px;
            border-radius: var(--radiusMd);
            border: 1px solid var(--borderDefault);
        }

        .faqItem summary {
            padding: 15px;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .faqItem summary h3 { font-size: 1rem; text-align: left; margin: 0; }
        .faqAnswer { padding: 0 15px 15px; color: var(--textSecondary); font-size: 0.9rem; }

        .aboutSection {
            background: var(--bgSurface);
            padding: 2rem;
            border-radius: var(--radiusLg);
            margin-bottom: 3rem;
            border: 1px solid var(--borderStrong);
        }

        .teamCard {
            margin-top: 2rem;
            padding-top: 2rem;
            border-top: 1px solid var(--borderDefault);
        }

        .securitySection {
            background: var(--bgElevated);
            padding: 2rem;
            border-radius: var(--radiusLg);
            margin-bottom: 3rem;
            text-align: center;
        }

        .securityLinks { display: flex; justify-content: center; gap: 20px; margin: 1.5rem 0; }

        footer {
            padding: 2rem 0;
            border-top: 1px solid var(--borderDefault);
            text-align: center;
        }

        .footerSitemap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 2rem;
            text-align: left;
        }

        .footerSitemap a { color: var(--textSecondary); font-size: 0.9rem; }

        .footerContact { margin-bottom: 1.5rem; color: var(--textSecondary); }
        .footerLegal { color: var(--textMuted); font-size: 0.85rem; line-height: 1.4; }

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

        .navItem {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            color: var(--textSecondary);
            font-size: 0.75rem;
            text-decoration: none;
        }

        .navItem i { font-size: 1.2rem; }
        .navItem:hover { color: var(--accent); }

        .utilityLink {
            display: block;
            text-align: center;
            margin-top: 1rem;
            font-weight: bold;
            color: var(--accent);
        }

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

        @media (min-width: 768px) {
            body { padding-inline: 24px; padding-bottom: 24px; }
            .categoryHub { grid-template-columns: repeat(3, 1fr); }
            .gameGrid { grid-template-columns: repeat(3, 1fr); }
            .paymentGrid { grid-template-columns: repeat(4, 1fr); }
            .uspBar { grid-template-columns: repeat(2, 1fr); }
            .stepItem { align-items: flex-start; }
            .navigator { position: static; display: none; }
            body { padding-bottom: 24px; }
        }

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