:root {
            --color-brand-primary: #006D77;
            --color-brand-primary-hover: #00838E;
            --color-brand-secondary: #E29578;
            --color-brand-secondary-hover: #F2A68D;
            --color-brand-accent: #FF6B6B;
            --color-bg-main: #021B1D;
            --color-bg-surface: #052C30;
            --color-bg-elevated: #0A3F44;
            --color-bg-overlay: rgba(2, 27, 29, 0.8);
            --color-text-primary: #F1FAEF;
            --color-text-secondary: #B8C7C8;
            --color-text-muted: #8A9A9B;
            --color-text-brand-contrast: #021B1D;
            --color-text-link: #FF6B6B;
            --color-text-link-hover: #FF8787;
            --color-btn-bg: #FF6B6B;
            --color-btn-text: #FFFFFF;
            --color-btn-hover-bg: #FF8585;
            --color-btn-hover-text: #FFFFFF;
            --color-border-default: #0A3F44;
            --color-border-strong: #006D77;
            --color-border-brand: #FF6B6B;
            --font-headings: 'Oswald', sans-serif;
            --font-body: 'Be Vietnam Pro', sans-serif;
            --radius-sm: 2px;
            --radius-md: 4px;
            --radius-lg: 8px;
            --radius-pill: 9999px;
            --shadow-card: 0 4px 0 #004D53;
            --shadow-elevated: 0 8px 16px rgba(0, 0, 0, 0.5);
            --grad-brand: linear-gradient(135deg, #006D77 0%, #004D53 100%);
            --grad-hero: linear-gradient(160deg, #021B1D 0%, #052C30 100%);
            --grad-button: linear-gradient(180deg, #FF6B6B 0%, #E55A5A 100%);
        }
        html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
        body {
            margin: 0;
            font-family: var(--font-body);
            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(--color-bg-main);
            color: var(--color-text-primary);
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: var(--color-text-link); text-decoration: none; transition: color 0.2s; }
        a:hover { color: var(--color-text-link-hover); }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            min-inline-size: 44px;
            padding: 12px 18px;
            border-radius: var(--radius-md);
            font-weight: 600;
            cursor: pointer;
            border: none;
            text-align: center;
            transition: transform 0.1s, background 0.2s;
        }
        .btn-primary {
            background: var(--grad-button);
            color: var(--color-btn-text);
            box-shadow: var(--shadow-card);
        }
        .btn-primary:hover { background: var(--color-btn-hover-bg); transform: translateY(-2px); }
        .btn-outline {
            background: transparent;
            border: 1px solid var(--color-border-brand);
            color: var(--color-text-primary);
        }
        .btn-outline:hover { background: var(--color-border-brand); color: var(--color-bg-main); }
        h1, h2, h3 { font-family: var(--font-headings); letter-spacing: -0.02em; color: var(--color-text-primary); margin: 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: 1rem; }
        h3 { font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; margin-bottom: 0.5rem; }
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 0;
            border-bottom: 1px solid var(--color-border-default);
            margin-bottom: 20px;
        }
        .header-logo { display: flex; align-items: center; gap: 8px; }
        .header-logo strong { font-size: 16px; font-weight: normal; }
        .header-actions { display: flex; gap: 10px; }
        main { width: 100%; }
        .hero-section {
            padding: 20px 0;
            background: var(--grad-hero);
            border-radius: var(--radius-lg);
            text-align: center;
            margin-bottom: 20px;
        }
        .hero-intro { font-size: 1.1rem; margin-bottom: 24px; color: var(--color-text-secondary); }
        .hero-cta { width: 100%; display: block; box-sizing: border-box; font-size: 1.2rem; }
        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 8px;
            margin-top: 20px;
        }
        .tag-pill {
            background: var(--color-bg-elevated);
            border: 1px solid var(--color-border-strong);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.85rem;
            color: var(--color-text-secondary);
        }
        .banner-wrapper { display: block; margin-bottom: 20px; line-height: 0; }
        .banner-img { width: 100%; aspect-ratio: 2 / 1; object-fit: cover; }
        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 30px;
        }
        .cat-tile {
            background: var(--color-bg-surface);
            border: 1px solid var(--color-border-default);
            padding: 16px;
            border-radius: var(--radius-lg);
            text-align: center;
            transition: border-color 0.2s;
        }
        .cat-tile:hover { border-color: var(--color-brand-primary); }
        .cat-tile i { font-size: 1.5rem; margin-bottom: 8px; color: var(--color-brand-secondary); }
        .cat-tile span { display: block; font-weight: 600; margin-bottom: 4px; }
        .cat-tile p { font-size: 0.8rem; color: var(--color-text-muted); margin: 0; }
        .game-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 30px;
        }
        .game-card {
            background: var(--color-bg-surface);
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border-default);
            transition: transform 0.2s;
        }
        .game-card:hover { transform: scale(1.02); border-color: var(--color-brand-accent); }
        .game-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; }
        .game-card h3 { padding: 8px; font-size: 0.95rem; text-align: center; margin: 0; color: var(--color-text-primary); }
        .facts-container {
            background: var(--color-bg-surface);
            border-radius: var(--radius-lg);
            padding: 20px;
            margin-bottom: 20px;
            border: 1px solid var(--color-border-strong);
        }
        .freshness-notice { font-style: italic; font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: 15px; }
        .facts-table { width: 100%; border-collapse: collapse; }
        .facts-table td { padding: 10px; border-bottom: 1px solid var(--color-border-default); }
        .facts-label { font-weight: 600; color: var(--color-text-secondary); width: 40%; }
        .facts-value { color: var(--color-text-primary); }
        .facts-footer { margin-top: 12px; font-size: 0.85rem; text-align: center; }
        .toc-nav {
            display: flex;
            overflow-x: auto;
            gap: 12px;
            padding: 10px 0;
            margin-bottom: 20px;
            scrollbar-width: none;
        }
        .toc-nav::-webkit-scrollbar { display: none; }
        .toc-link {
            white-space: nowrap;
            background: var(--color-bg-elevated);
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 0.9rem;
            border: 1px solid var(--color-border-default);
        }
        .promo-list { display: flex; flex-direction: column; gap: 16px; margin-bottom: 30px; }
        .promo-card {
            background: var(--color-bg-surface);
            border: 1px solid var(--color-border-strong);
            padding: 20px;
            border-radius: var(--radius-lg);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .usp-bar {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-bottom: 30px;
        }
        .usp-tile {
            display: flex;
            gap: 16px;
            background: var(--color-bg-surface);
            padding: 16px;
            border-radius: var(--radius-lg);
            align-items: flex-start;
        }
        .usp-tile i { font-size: 1.2rem; color: var(--color-brand-accent); margin-top: 4px; }
        .usp-tile strong { display: block; font-size: 1rem; margin-bottom: 4px; }
        .usp-tile p { margin: 0; font-size: 0.9rem; color: var(--color-text-secondary); }
        .pay-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 30px;
        }
        .pay-card {
            background: var(--color-bg-surface);
            border: 1px solid var(--color-border-default);
            padding: 16px;
            border-radius: var(--radius-lg);
            text-align: center;
        }
        .pay-card i { font-size: 1.5rem; margin-bottom: 8px; color: var(--color-brand-primary); }
        .pay-card strong { display: block; margin-bottom: 6px; }
        .pay-card p { font-size: 0.8rem; color: var(--color-text-muted); margin: 0; }
        .guide-steps { display: flex; flex-direction: column; gap: 20px; margin-bottom: 30px; }
        .step-item {
            display: flex;
            gap: 16px;
            background: var(--color-bg-surface);
            padding: 20px;
            border-radius: var(--radius-lg);
        }
        .step-num {
            min-width: 32px;
            height: 32px;
            background: var(--color-brand-accent);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
        }
        .step-content h3 a { color: inherit; text-decoration: none; }
        .download-section {
            background: var(--color-bg-surface);
            padding: 24px;
            border-radius: var(--radius-lg);
            text-align: center;
            margin-bottom: 30px;
            border: 1px solid var(--color-border-strong);
        }
        .player-guides { display: flex; flex-direction: column; gap: 20px; margin-bottom: 30px; }
        .guide-card {
            background: var(--color-bg-surface);
            padding: 20px;
            border-radius: var(--radius-lg);
            border-left: 4px solid var(--color-brand-primary);
        }
        .guide-meta { font-size: 0.8rem; color: var(--color-text-muted); margin-bottom: 10px; display: block; }
        .announcement-list { display: flex; flex-direction: column; gap: 16px; margin-bottom: 30px; }
        .announcement-item {
            background: var(--color-bg-surface);
            padding: 16px;
            border-radius: var(--radius-md);
            display: flex;
            gap: 12px;
            border: 1px solid var(--color-border-default);
        }
        .announcement-item i { color: var(--color-brand-secondary); margin-top: 4px; }
        .announcement-date { font-size: 0.8rem; color: var(--color-text-muted); display: block; margin-top: 8px; }
        .faq-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 30px; }
        .faq-item details { background: var(--color-bg-surface); padding: 12px; border-radius: var(--radius-md); border: 1px solid var(--color-border-default); }
        .faq-item summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; }
        .faq-item summary h3 { margin: 0; font-size: 1.1rem; }
        .faq-answer { padding: 12px 0 0; color: var(--color-text-secondary); border-top: 1px solid var(--color-border-default); margin-top: 12px; }
        .trust-card {
            background: var(--color-bg-surface);
            padding: 24px;
            border-radius: var(--radius-lg);
            margin-top: 24px;
            border: 1px solid var(--color-brand-primary);
        }
        .footer-sitemap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            margin-bottom: 20px;
        }
        .footer-sitemap a { font-size: 0.85rem; color: var(--color-text-secondary); }
        footer {
            padding: 30px 0;
            border-top: 1px solid var(--color-border-default);
            text-align: center;
        }
        .footer-contact { margin-bottom: 16px; font-size: 0.9rem; }
        .footer-legal { font-size: 0.8rem; color: var(--color-text-muted); line-height: 1.4; }
        .navigator {
            position: fixed;
            inset-inline: 0;
            bottom: 0;
            height: 72px;
            background: var(--color-bg-surface);
            border-top: 1px solid var(--color-border-strong);
            display: flex;
            justify-content: space-around;
            align-items: center;
            padding-bottom: env(safe-area-inset-bottom);
            z-index: 1000;
        }
        .nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            font-size: 0.7rem;
            color: var(--color-text-secondary);
            text-decoration: none;
        }
        .nav-item i { font-size: 1.2rem; margin-bottom: 4px; }
        .util-link { font-size: 0.9rem; text-align: center; display: block; margin-top: 10px; }
        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); }
            .pay-grid { grid-template-columns: repeat(4, 1fr); }
            .navigator { position: static; height: auto; padding: 0; display: none; }
            .hero-section { padding: 40px 0; }
        }
        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
            .category-grid { grid-template-columns: repeat(4, 1fr); }
        }