:root {
            --brandPrimary: #0A2540;
            --brandPrimaryHover: #143A63;
            --brandSecondary: #C0C0C8;
            --brandSecondaryHover: #E0E0E8;
            --brandAccent: #00F5FF;
            --bgMain: #050D18;
            --bgSurface: #0B1728;
            --bgElevated: #122139;
            --bgOverlay: rgba(5, 13, 24, 0.8);
            --textPrimary: #F0F4F8;
            --textSecondary: #B0BCCB;
            --textMuted: #7A8B9C;
            --textBrandContrast: #050D18;
            --textLink: #00F5FF;
            --textLinkHover: #70F9FF;
            --btnBg: #00F5FF;
            --btnText: #050D18;
            --btnBgHover: #70F9FF;
            --btnTextHover: #050D18;
            --colorSuccess: #00E676;
            --colorError: #FF5252;
            --colorWarning: #FFD740;
            --colorInfo: #40C4FF;
            --borderDefault: #1C2D44;
            --borderStrong: #2B4161;
            --borderBrand: #00F5FF;
            --radiusSm: 2px;
            --radiusMd: 4px;
            --radiusLg: 8px;
            --radiusPill: 9999px;
            --shadowCard: 0 4px 12px rgba(0, 0, 0, 0.5);
            --shadowElevated: 0 8px 24px rgba(0, 0, 0, 0.7);
            --shadowGlow: 0 0 15px rgba(0, 245, 255, 0.4);
            --gradBrand: linear-gradient(135deg, #0A2540 0%, #050D18 100%);
            --gradHero: linear-gradient(180deg, rgba(10, 37, 64, 0.8) 0%, rgba(5, 13, 24, 1) 100%);
            --gradButton: 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));
            overflow-x: hidden;
            background-color: var(--bgMain);
            color: var(--textPrimary);
        }
        h1, h2, h3 { font-family: 'Oswald', sans-serif; font-weight: 700; 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: 2rem; margin-bottom: 1.25rem; }
        h3 { font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; margin-bottom: 0.75rem; }
        
        a { color: var(--textLink); text-decoration: none; transition: color 0.2s ease; }
        a:hover { color: var(--textLinkHover); }
        
        img { max-width: 100%; height: auto; display: block; }
        .imgFluid { width: 100%; height: auto; object-fit: cover; }
        
        .btnBase { 
            display: inline-flex; align-items: center; justify-content: center; 
            min-height: 44px; min-inline-size: 44px; padding: 12px 18px; 
            border-radius: var(--radiusMd); font-weight: 600; cursor: pointer; 
            text-align: center; transition: transform 0.2s ease, background 0.2s ease;
            border: none;
        }
        .btnPrimary { background: var(--gradButton); color: var(--btnText); }
        .btnPrimary:hover { background: var(--btnBgHover); transform: translateY(-2px); }
        .btnOutline { border: 1px solid var(--borderBrand); color: var(--textLink); background: transparent; }
        .btnOutline:hover { background: rgba(0, 245, 255, 0.1); }
        
        header {
            display: flex; justify-content: space-between; align-items: center;
            padding: 12px 0; position: sticky; top: 0; z-index: 100;
            background: var(--bgMain); border-bottom: 1px solid var(--borderDefault);
        }
        .headerLogo { display: flex; align-items: center; gap: 8px; }
        .headerBrandName { font-size: 16px; font-weight: 400; color: var(--textPrimary); }
        .headerActions { display: flex; gap: 10px; }

        main { width: 100%; }
        
        .heroSection { 
            padding: 2rem 0; text-align: center; 
            background: var(--gradHero); border-radius: var(--radiusLg);
            margin-bottom: 2rem;
        }
        .heroIntro { color: var(--textSecondary); max-width: 700px; margin: 0 auto 1.5rem auto; }
        .heroCTA { display: block; width: 100%; max-width: 400px; margin: 0 auto 1.5rem auto; }
        .heroTags { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
        .tagPill { 
            background: var(--bgElevated); color: var(--textSecondary); 
            padding: 4px 12px; border-radius: var(--radiusPill); 
            font-size: 0.8rem; border: 1px solid var(--borderDefault);
        }

        .bannerWrap { margin-bottom: 2rem; }
        .bannerImg { aspect-ratio: 2 / 1; width: 100%; border-radius: var(--radiusLg); }

        .categoryGrid { 
            display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 2rem; 
        }
        .categoryTile { 
            background: var(--bgSurface); padding: 1.5rem; border-radius: var(--radiusLg); 
            text-align: center; border: 1px solid var(--borderDefault);
            display: flex; flex-direction: column; align-items: center; gap: 8px;
        }
        .categoryTile i { font-size: 2rem; color: var(--brandAccent); }
        .categoryTitle { color: var(--textPrimary); font-weight: 600; }
        .categoryDesc { font-size: 0.85rem; color: var(--textMuted); }

        .gameGrid { 
            display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 2rem; 
        }
        .gameCard { 
            background: var(--bgSurface); border-radius: var(--radiusLg); 
            overflow: hidden; border: 1px solid var(--borderDefault); 
            transition: border-color 0.2s ease;
        }
        .gameCard:hover { border-color: var(--brandAccent); }
        .gameThumb { aspect-ratio: 1 / 1; width: 100%; object-fit: cover; }
        .gameInfo { padding: 12px; text-align: center; }
        .gameInfo h3 { margin: 0; font-size: 1rem; color: var(--textPrimary); }

        .factsWrap { 
            background: var(--bgSurface); padding: 1.5rem; border-radius: var(--radiusLg); 
            border: 1px solid var(--borderDefault); margin-bottom: 2rem;
        }
        .freshnessNotice { font-style: italic; font-size: 0.85rem; color: var(--textMuted); margin-bottom: 1rem; display: block; }
        .factsTable { width: 100%; border-collapse: collapse; }
        .factsTable td { padding: 10px; border-bottom: 1px solid var(--borderDefault); font-size: 0.9rem; }
        .factsLabel { font-weight: 600; color: var(--textSecondary); width: 40%; }
        .factsValue { color: var(--textPrimary); }
        .factsFooter { margin-top: 1rem; font-size: 0.8rem; text-align: center; }

        .tocNav { 
            display: flex; overflow-x: auto; gap: 10px; padding-bottom: 12px; 
            margin-bottom: 2rem; scrollbar-width: none; -ms-overflow-style: 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: 16px; margin-bottom: 2rem; }
        .promoCard { 
            background: var(--bgSurface); padding: 1.5rem; border-radius: var(--radiusLg); 
            border-left: 4px solid var(--brandAccent); display: flex; flex-direction: column; gap: 12px;
        }
        .promoBody { color: var(--textSecondary); font-size: 0.95rem; }

        .uspBar { display: flex; flex-direction: column; gap: 16px; margin-bottom: 2rem; }
        .uspTile { 
            display: flex; align-items: flex-start; gap: 15px; background: var(--bgSurface); 
            padding: 1.25rem; border-radius: var(--radiusLg); border: 1px solid var(--borderDefault);
        }
        .uspIcon { font-size: 1.5rem; color: var(--brandAccent); padding-top: 4px; }
        .uspTitle { display: block; font-weight: 600; color: var(--textPrimary); margin-bottom: 4px; }
        .uspText { font-size: 0.9rem; color: var(--textSecondary); }

        .paymentGrid { 
            display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 2rem; 
        }
        .payCard { 
            background: var(--bgSurface); padding: 1.25rem; border-radius: var(--radiusLg); 
            border: 1px solid var(--borderDefault); text-align: center; display: flex; 
            flex-direction: column; align-items: center; gap: 10px;
        }
        .payIcon { font-size: 1.8rem; color: var(--brandAccent); }
        .payName { font-weight: 600; color: var(--textPrimary); }
        .payDesc { font-size: 0.8rem; color: var(--textMuted); }

        .guideSteps { display: flex; flex-direction: column; gap: 20px; margin-bottom: 2rem; }
        .stepItem { display: flex; gap: 15px; align-items: flex-start; }
        .stepBadge { 
            min-width: 32px; height: 32px; background: var(--brandAccent); color: var(--btnText); 
            border-radius: 50%; display: flex; align-items: center; justify-content: center; 
            font-weight: 700; flex-shrink: 0;
        }
        .stepContent h3 { margin: 0 0 8px 0; color: var(--textPrimary); }
        .stepContent a { color: inherit; }

        .downloadSection { 
            background: var(--bgSurface); padding: 2rem; border-radius: var(--radiusLg); 
            text-align: center; margin-bottom: 2rem; border: 1px solid var(--borderDefault);
        }
        .downloadText { color: var(--textSecondary); margin-bottom: 1.5rem; }

        .playerGuides { display: flex; flex-direction: column; gap: 16px; margin-bottom: 2rem; }
        .guideCard { 
            background: var(--bgSurface); padding: 1.5rem; border-radius: var(--radiusLg); 
            border: 1px solid var(--borderDefault);
        }
        .guideMeta { font-size: 0.8rem; color: var(--textMuted); display: block; margin-bottom: 8px; }

        .announcementList { display: flex; flex-direction: column; gap: 16px; margin-bottom: 2rem; }
        .announcementCard { 
            background: var(--bgSurface); padding: 1.25rem; border-radius: var(--radiusLg); 
            border: 1px solid var(--borderDefault); display: flex; gap: 12px;
        }
        .annoIcon { color: var(--brandAccent); font-size: 1.2rem; }
        .annoContent { flex: 1; }
        .annoDate { 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(--radiusLg); 
            border: 1px solid var(--borderDefault); overflow: hidden;
        }
        .faqItem summary { 
            padding: 15px; cursor: pointer; list-style: none; 
            display: flex; justify-content: space-between; align-items: center; 
            background: rgba(255,255,255,0.02);
        }
        .faqItem summary::-webkit-details-marker { display: none; }
        .faqAnswer { padding: 15px; color: var(--textSecondary); border-top: 1px solid var(--borderDefault); }

        .aboutWrap { 
            background: var(--bgSurface); padding: 2rem; border-radius: var(--radiusLg); 
            border: 1px solid var(--borderDefault); margin-bottom: 2rem;
        }
        .teamCard { 
            margin-top: 2rem; padding: 1.5rem; background: var(--bgElevated); 
            border-radius: var(--radiusLg); border: 1px dashed var(--borderBrand);
        }

        .securitySection { 
            background: var(--bgSurface); padding: 2rem; border-radius: var(--radiusLg); 
            border: 1px solid var(--borderDefault); margin-bottom: 2rem;
        }
        .rgLinks { display: flex; flex-wrap: wrap; gap: 15px; margin: 1.5rem 0; }
        .rgLink { 
            background: var(--bgElevated); padding: 8px 16px; border-radius: var(--radiusMd); 
            font-size: 0.9rem; border: 1px solid var(--borderDefault);
        }

        footer { 
            padding: 2rem 0; border-top: 1px solid var(--borderDefault); 
            text-align: center; font-size: 0.9rem; color: var(--textSecondary);
        }
        .footerSitemap { 
            display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; 
            margin-bottom: 2rem; text-align: left;
        }
        .footerContact { margin-bottom: 1.5rem; }
        .footerLegal { color: var(--textMuted); font-size: 0.8rem; }

        .navigator { 
            position: fixed; inset-inline: 0; bottom: 0; background: var(--bgSurface); 
            display: flex; justify-content: space-around; align-items: center; 
            padding: 12px 0 calc(12px + env(safe-area-inset-bottom)); 
            border-top: 1px solid var(--borderDefault); 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(--brandAccent); }

        .utilLink { display: inline-block; margin-top: 10px; font-weight: 600; color: var(--brandAccent); }

        @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; display: none; }
            .heroSection { padding: 4rem 0; }
        }

        @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); }
        }

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