@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600;700&family=Rajdhani:wght@600;700&display=swap');

        :root {
            --brandPrimary: #1A2B4C;
            --brandPrimaryHover: #253D6B;
            --brandSecondary: #BFC8D1;
            --brandSecondaryHover: #D1D9E3;
            --brandAccent: #00F5FF;
            --bgMain: #050B18;
            --bgSurface: #0D162B;
            --bgElevated: #16223D;
            --bgOverlay: rgba(5, 11, 24, 0.8);
            --textPrimary: #E6EEFF;
            --textSecondary: #AAB8D1;
            --textMuted: #6B7D9B;
            --textContrast: #050B18;
            --textLink: #00F5FF;
            --textLinkHover: #70F9FF;
            --btnBg: #00F5FF;
            --btnText: #050B18;
            --btnBgHover: #70F9FF;
            --btnTextHover: #050B18;
            --semanticSuccess: #00E676;
            --semanticError: #FF5252;
            --semanticWarning: #FFD600;
            --semanticInfo: #40C4FF;
            --borderDefault: #1E2C4A;
            --borderStrong: #2D3F63;
            --borderBrand: #00F5FF;
            --radiusSm: 4px;
            --radiusMd: 8px;
            --radiusLg: 12px;
            --radiusPill: 9999px;
            --shadowCard: 0 4px 20px rgba(0, 0, 0, 0.5);
            --shadowElevated: 0 8px 30px rgba(0, 0, 0, 0.7);
            --shadowGlow: 0 0 15px rgba(0, 245, 255, 0.6);
            --gradBrand: linear-gradient(135deg, #1A2B4C 0%, #050B18 100%);
            --gradHero: radial-gradient(circle at center, #16223D 0%, #050B18 100%);
            --gradBtn: linear-gradient(to right, #00F5FF, #00D1DB);
        }

        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));
            overflow-x: hidden;
            background-color: var(--bgMain);
            color: var(--textPrimary);
        }
        img, video, iframe { max-width: 100%; height: auto; display: block; }
        a { color: var(--textLink); text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: var(--textLinkHover); }
        .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;
            transition: all 0.3s ease;
            border: none;
            text-align: center;
        }
        .btnPrimary { background: var(--gradBtn); color: var(--btnText); box-shadow: var(--shadowGlow); }
        .btnPrimary:hover { background: var(--btnBgHover); transform: translateY(-2px); }
        .btnSecondary { background: var(--bgElevated); color: var(--textPrimary); border: 1px solid var(--borderBrand); }
        .btnSecondary:hover { background: var(--borderStrong); }
        .btnFull { width: 100%; display: flex; }

        h1, h2, h3 { font-family: "Rajdhani", sans-serif; letter-spacing: -0.02em; color: var(--textPrimary); margin-top: 0; }
        h1 { font-size: clamp(1.6rem, 6.5vw, 2.4rem); line-height: 1.2; margin-bottom: 1rem; }
        h2 { font-size: clamp(1.3rem, 5.2vw, 1.8rem); line-height: 1.25; margin-top: 2.5rem; margin-bottom: 1.2rem; }
        h3 { font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; margin-bottom: 0.75rem; }

        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px 0;
            border-bottom: 1px solid var(--borderDefault);
        }
        .headerLogo { display: flex; align-items: center; gap: 8px; }
        .headerLogo strong { font-size: 16px; font-weight: 400; }
        .headerNav { display: flex; gap: 12px; }

        main { width: 100%; }
        section { 
            padding: 2rem 0; 
            content-visibility: auto; 
            contain-intrinsic-size: 1px 500px; 
        }

        .heroWrapper { text-align: center; padding: 3rem 0; background: var(--gradHero); border-radius: var(--radiusLg); margin-bottom: 2rem; }
        .heroIntro { max-width: 700px; margin: 0 auto 2rem; color: var(--textSecondary); }
        .heroTags { display: flex; justify-content: center; gap: 8px; flex-wrap: wrap; margin-top: 1.5rem; }
        .heroTag { background: var(--bgElevated); border: 1px solid var(--borderStrong); padding: 4px 12px; border-radius: var(--radiusPill); font-size: 0.8rem; color: var(--textSecondary); }

        .bannerLink { display: block; width: 100%; aspect-ratio: 2 / 1; overflow: hidden; border-radius: var(--radiusLg); margin: 2rem 0; }
        .bannerImg { width: 100%; height: 100%; object-fit: cover; }

        .catGrid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 2rem; }
        .catTile { 
            background: var(--bgSurface); 
            border: 1px solid var(--borderDefault); 
            padding: 16px; 
            border-radius: var(--radiusMd); 
            text-align: center; 
            transition: all 0.3s ease; 
        }
        .catTile:hover { border-color: var(--brandAccent); background: var(--bgElevated); }
        .catIcon { font-size: 1.5rem; color: var(--brandAccent); margin-bottom: 8px; display: block; }
        .catLabel { display: block; font-weight: 600; margin-bottom: 4px; }
        .catDesc { font-size: 0.8rem; color: var(--textMuted); display: block; }

        .gameGrid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
        .gameCard { 
            background: var(--bgSurface); 
            border-radius: var(--radiusMd); 
            overflow: hidden; 
            border: 1px solid var(--borderDefault); 
            transition: transform 0.3s ease, border-color 0.3s ease; 
        }
        .gameCard:hover { transform: translateY(-5px); border-color: var(--brandAccent); }
        .gameImg { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; }
        .gameInfo { padding: 12px; text-align: center; }
        .gameInfo h3 { font-size: 1rem; margin: 0; color: var(--textPrimary); }

        .factTable { width: 100%; border-collapse: collapse; background: var(--bgSurface); border-radius: var(--radiusMd); overflow: hidden; }
        .factRow { border-bottom: 1px solid var(--borderDefault); }
        .factRow:last-child { border-bottom: none; }
        .factLabel { padding: 12px; font-weight: 600; color: var(--textSecondary); width: 40%; }
        .factValue { padding: 12px; color: var(--textPrimary); }
        .factFresh { font-style: italic; font-size: 0.85rem; color: var(--textMuted); margin-bottom: 1rem; display: block; }
        .factTerms { display: block; margin-top: 1rem; font-size: 0.85rem; color: var(--textSecondary); }

        .tocNav { 
            display: flex; 
            overflow-x: auto; 
            gap: 12px; 
            padding: 12px 0; 
            scrollbar-width: none; 
            border-bottom: 1px solid var(--borderDefault);
        }
        .tocNav::-webkit-scrollbar { display: none; }
        .tocLink { 
            background: var(--bgElevated); 
            padding: 8px 16px; 
            border-radius: var(--radiusPill); 
            white-space: nowrap; 
            font-size: 0.9rem; 
            border: 1px solid var(--borderDefault); 
        }

        .promoGrid { display: grid; grid-template-columns: 1fr; gap: 16px; }
        .promoCard { 
            background: var(--bgSurface); 
            border: 1px solid var(--borderStrong); 
            padding: 24px; 
            border-radius: var(--radiusLg); 
            display: flex; 
            flex-direction: column; 
            gap: 1rem; 
        }
        .promoCard h3 { color: var(--brandAccent); }

        .uspGrid { display: grid; grid-template-columns: 1fr; gap: 16px; }
        .uspTile { 
            background: var(--bgElevated); 
            padding: 20px; 
            border-radius: var(--radiusMd); 
            display: flex; 
            gap: 16px; 
            align-items: flex-start; 
            border-left: 4px solid var(--brandAccent); 
        }
        .uspIcon { font-size: 1.5rem; color: var(--brandAccent); }
        .uspContent strong { display: block; margin-bottom: 4px; }

        .paymentGrid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
        .payCard { 
            background: var(--bgSurface); 
            padding: 16px; 
            border-radius: var(--radiusMd); 
            text-align: center; 
            border: 1px solid var(--borderDefault); 
        }
        .payIcon { font-size: 2rem; color: var(--textPrimary); margin-bottom: 12px; display: block; }
        .payName { display: block; font-weight: 600; margin-bottom: 8px; }
        .payDesc { font-size: 0.75rem; color: var(--textMuted); display: block; }

        .guideSteps { display: grid; grid-template-columns: 1fr; gap: 20px; }
        .guideStep { display: flex; gap: 16px; background: var(--bgSurface); padding: 20px; border-radius: var(--radiusMd); }
        .stepNum { 
            background: var(--brandAccent); 
            color: var(--btnText); 
            width: 32px; 
            height: 32px; 
            border-radius: 50%; 
            display: flex; 
            align-items: center; 
            justify-content: center; 
            font-weight: 700; 
            flex-shrink: 0; 
        }
        .guideStep h3 a { color: inherit; }

        .announcementGrid { display: grid; grid-template-columns: 1fr; gap: 16px; }
        .announcementCard { 
            background: var(--bgSurface); 
            padding: 16px; 
            border-radius: var(--radiusMd); 
            border: 1px solid var(--borderDefault); 
            display: flex; 
            gap: 12px; 
        }
        .announcementDate { font-size: 0.75rem; color: var(--textMuted); display: block; margin-top: 8px; }

        .faqWrapper { display: grid; gap: 12px; }
        .faqItem { background: var(--bgSurface); border-radius: var(--radiusMd); border: 1px solid var(--borderDefault); }
        .faqItem summary { padding: 16px; cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; }
        .faqItem summary::-webkit-details-marker { display: none; }
        .faqItem p { padding: 0 16px 16px; color: var(--textSecondary); font-size: 0.95rem; }

        .trustCard { background: var(--bgElevated); padding: 24px; border-radius: var(--radiusLg); margin-top: 2rem; border: 1px solid var(--borderStrong); }
        .trustCard h3 { color: var(--brandAccent); margin-bottom: 12px; }

        footer { 
            background: var(--bgSurface); 
            padding: 40px 0 20px; 
            border-top: 1px solid var(--borderDefault); 
            text-align: center; 
        }
        .footerSitemap { 
            display: grid; 
            grid-template-columns: repeat(3, 1fr); 
            gap: 12px; 
            margin-bottom: 30px; 
            text-align: left; 
        }
        .footerContact { margin-bottom: 20px; font-size: 0.9rem; }
        .footerLegal { font-size: 0.8rem; color: var(--textMuted); line-height: 1.5; }

        .navigator { 
            position: fixed; 
            inset-inline: 0; 
            bottom: 0; 
            background: var(--bgSurface); 
            border-top: 1px solid var(--borderStrong); 
            display: flex; 
            justify-content: space-around; 
            padding: 12px 0 calc(12px + env(safe-area-inset-bottom)); 
            z-index: 1000; 
        }
        .navItem { text-align: center; color: var(--textSecondary); font-size: 0.7rem; display: flex; flex-direction: column; align-items: center; gap: 4px; }
        .navItem i { font-size: 1.2rem; }
        .navItem:hover { color: var(--brandAccent); }

        .utilLink { display: inline-block; margin-top: 1rem; font-weight: 600; border-bottom: 1px dashed var(--brandAccent); }

        @media (min-width: 768px) {
            body { padding-inline: 24px; padding-bottom: 24px; }
            .catGrid { grid-template-columns: repeat(3, 1fr); }
            .gameGrid { grid-template-columns: repeat(2, 1fr); }
            .paymentGrid { grid-template-columns: repeat(4, 1fr); }
            .guideSteps { grid-template-columns: repeat(2, 1fr); }
            .announcementGrid { grid-template-columns: repeat(2, 1fr); }
            .navigator { position: static; display: none; }
        }

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