:root {
    --bg: #FFFFFF;
    --mint: #F4FBF8;
    --gray: #F7F8F8;
    --warm: #FFF9F0;
    --text: #111111;
    --muted: #62666A;
    --weak: #8A8D91;
    --border: #DDE7E4;
    --line: #B4B9BB;
    --mint-soft: #EAF5F1;
    --footer: #111111;
    --footer-muted: #BFC4C5;
    --radius: 20px;
    --radius-sm: 14px;
    --shadow: 0 18px 50px rgba(17, 17, 17, .07);
    --max: 1280px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: Arial, "Microsoft YaHei", "PingFang SC", sans-serif;
    font-size: 16px;
    line-height: 1.8;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
body.drawer-open { overflow: hidden; }
img { max-width: 100%; height: auto; display: block; object-fit: contain; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button, input, textarea, select { font: inherit; }
:focus-visible { outline: 3px solid #55A58B; outline-offset: 4px; }

.skip-link {
    position: fixed;
    left: 16px;
    top: -100px;
    z-index: 20000;
    padding: 10px 14px;
    border-radius: 8px;
    background: #111;
    color: #fff;
    text-decoration: none;
}
.skip-link:focus { top: 14px; }

.site-header {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 9999;
    background: rgba(255,255,255,.97);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
}
.header-inner {
    position: relative;
    width: 100%;
    max-width: 1280px;
    min-height: 74px;
    margin: 0 auto;
    padding: 0 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.menu-toggle {
    width: 44px;
    height: 44px;
    padding: 0;
    border: 0;
    background: transparent;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 6px;
    cursor: pointer;
}
.menu-toggle span { display: block; width: 27px; height: 2px; background: #111; transition: .25s ease; }
.menu-toggle:hover span:nth-child(2) { width: 20px; }
.site-logo {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
}
.site-logo img { width: auto; max-width: 150px; max-height: 48px; }
.header-game-btn,
.main-btn {
    min-height: 44px;
    padding: 0 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #111;
    color: #fff;
    border: 1px solid #111;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 600;
    white-space: nowrap;
    transition: .25s ease;
}
.header-game-btn { min-width: 92px; height: 42px; padding: 0 20px; font-size: 15px; }
.header-game-btn:hover,
.main-btn:hover { background: #fff; color: #111; }
.text-link { display: inline-flex; gap: 8px; align-items: center; color: #111; font-weight: 700; text-decoration: none; border-bottom: 1px solid #111; }
.text-link:hover { opacity: .66; }

.drawer-overlay {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(17,17,17,.34);
    opacity: 0;
    transition: opacity .25s ease;
}
.drawer-overlay.is-open { opacity: 1; }
.site-drawer {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 10001;
    width: 430px;
    max-width: 88vw;
    padding: 22px 28px 30px;
    display: flex;
    flex-direction: column;
    background: #fff;
    transform: translateX(-102%);
    transition: transform .26s ease;
    box-shadow: 20px 0 50px rgba(17,17,17,.12);
    overflow-y: auto;
}
.site-drawer.is-open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; min-height: 58px; border-bottom: 1px solid var(--border); }
.drawer-logo img { max-width: 126px; max-height: 42px; }
.drawer-close { width: 44px; height: 44px; border: 0; background: transparent; font-size: 34px; line-height: 1; cursor: pointer; }
.drawer-nav { display: flex; flex-direction: column; margin-top: 12px; }
.drawer-nav a { display: flex; align-items: center; justify-content: space-between; min-height: 58px; border-bottom: 1px solid #ECEFEF; text-decoration: none; font-size: 21px; font-weight: 700; }
.drawer-nav a[aria-current="page"] { color: #457F6D; }
.drawer-nav a:hover { padding-left: 6px; }
.drawer-foot { margin-top: auto; padding-top: 30px; color: var(--muted); }
.drawer-foot p { margin: 0 0 16px; font-size: 13px; letter-spacing: .12em; }

.container { width: min(calc(100% - 44px), var(--max)); margin: 0 auto; }
.reading { max-width: 850px; }
.section { padding: 96px 0; }
.section-sm { padding: 66px 0; }
.section-mint { background: var(--mint); }
.section-gray { background: var(--gray); }
.section-warm { background: var(--warm); }
.eyebrow { margin: 0 0 14px; color: #4B7C6C; font-size: 13px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.hero-title,
.page-title { margin: 0; font-size: clamp(48px, 6vw, 64px); line-height: 1.08; letter-spacing: -.045em; }
.section-title { margin: 0; font-size: clamp(32px, 4vw, 42px); line-height: 1.18; letter-spacing: -.03em; }
.subhead { margin: 18px 0 0; font-size: clamp(19px, 2vw, 24px); line-height: 1.55; color: #2D3133; }
.lead { margin: 22px 0 0; max-width: 760px; color: var(--muted); font-size: 18px; line-height: 1.85; }
.section-head { display: flex; gap: 24px; align-items: flex-end; justify-content: space-between; margin-bottom: 34px; }
.section-head p { max-width: 660px; margin: 0; color: var(--muted); }
.actions { display: flex; flex-wrap: wrap; gap: 18px; align-items: center; margin-top: 30px; }

.hero { padding: 86px 0 92px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.03fr .97fr; gap: 64px; align-items: center; }
.hero-copy { position: relative; z-index: 2; }
.hero-media { position: relative; min-height: 460px; display: flex; align-items: center; justify-content: center; }
.hero-media::before { content: ""; position: absolute; width: 78%; aspect-ratio: 1; border-radius: 50%; background: var(--mint-soft); filter: blur(2px); }
.hero-media img { position: relative; width: min(100%, 610px); max-height: 520px; }

.page-hero { padding: 88px 0 72px; border-bottom: 1px solid var(--border); }
.page-hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 58px; align-items: center; }
.page-hero-media { background: var(--mint); border-radius: 28px; padding: 28px; }
.page-hero-media img { margin: auto; max-height: 430px; }

.category-strip { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: #fff; }
.category-scroll { display: flex; gap: 30px; overflow-x: auto; scrollbar-width: none; }
.category-scroll::-webkit-scrollbar { display: none; }
.category-scroll a { flex: 0 0 auto; padding: 20px 0 17px; text-decoration: none; color: #4B4F51; border-bottom: 3px solid transparent; }
.category-scroll a.is-active, .category-scroll a:hover { color: #111; border-bottom-color: #111; }

.feature-grid { display: grid; grid-template-columns: 1.45fr .55fr; gap: 24px; }
.feature-main,
.feature-small,
.card,
.info-card,
.quote,
.promo-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
}
.feature-main { padding: 30px; }
.feature-main .feature-image { border-radius: 16px; background: var(--mint); padding: 20px; }
.feature-main .feature-image img { width: 100%; max-height: 440px; }
.feature-stack { display: grid; gap: 24px; }
.feature-small { padding: 20px; display: grid; grid-template-columns: 112px 1fr; gap: 16px; align-items: center; }
.feature-small img { width: 112px; height: 112px; object-fit: contain; border-radius: 12px; background: var(--gray); }
.card-kicker { margin: 0 0 4px; color: #547D70; font-size: 13px; font-weight: 700; }
.card-title { margin: 0; font-size: 22px; line-height: 1.35; }
.card-copy { margin: 10px 0 0; color: var(--muted); line-height: 1.75; }
.card-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 16px; align-items: center; }
.card-actions .main-btn { min-height: 40px; padding: 0 17px; font-size: 14px; }

.game-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 22px; }
.game-grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.game-card { overflow: hidden; border: 1px solid var(--border); border-radius: var(--radius-sm); background: #fff; transition: transform .22s ease, box-shadow .22s ease; }
.game-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.game-cover { padding: 14px; background: var(--gray); aspect-ratio: 1/1; display: flex; align-items: center; justify-content: center; }
.game-cover img { width: 100%; height: auto; object-fit: contain; display: block; }
.game-body { padding: 18px 18px 20px; }
.game-body h3 { margin: 0; font-size: 19px; line-height: 1.35; }
.game-meta { margin: 6px 0 8px; color: #547D70; font-size: 13px; font-weight: 700; }
.game-body p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.game-body .main-btn { margin-top: 15px; min-height: 38px; padding: 0 16px; font-size: 14px; }

.brand-banner { padding: 92px 0; }
.brand-banner img { width: 100%; height: auto; object-fit: contain; border-radius: 20px; }

.latest-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 34px; align-items: stretch; }
.latest-feature { border-radius: var(--radius); background: var(--mint); padding: 28px; }
.latest-feature img { width: 100%; max-height: 480px; }
.latest-list { display: flex; flex-direction: column; border-top: 1px solid var(--border); }
.latest-item { display: grid; grid-template-columns: 96px 1fr; gap: 18px; padding: 21px 0; border-bottom: 1px solid var(--border); text-decoration: none; }
.latest-item img { width: 96px; height: 96px; object-fit: contain; border-radius: 12px; background: var(--gray); }
.latest-item h3 { margin: 0 0 5px; font-size: 20px; }
.latest-item p { margin: 0; color: var(--muted); font-size: 14px; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split-media { border-radius: 24px; padding: 26px; background: rgba(255,255,255,.72); }
.split-media img { width: 100%; max-height: 520px; }
.check-list { margin: 24px 0 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 11px 20px; }
.check-list li { position: relative; padding-left: 25px; color: #34383A; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: #4B7C6C; font-weight: 800; }

.promo-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 28px; }
.promo-card { overflow: hidden; }
.promo-card img { width: 100%; background: var(--gray); }
.promo-content { padding: 24px; }

.news-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; }
.news-feature { background: var(--warm); border-radius: 22px; padding: 32px; }
.news-feature h3 { margin: 4px 0 10px; font-size: 30px; line-height: 1.28; }
.news-list { border-top: 1px solid var(--border); }
.news-row { display: grid; grid-template-columns: 110px 1fr; gap: 20px; padding: 20px 0; border-bottom: 1px solid var(--border); }
.news-type { color: #547D70; font-size: 13px; font-weight: 800; }
.news-row h3 { margin: 0 0 5px; font-size: 19px; }
.news-row p { margin: 0; color: var(--muted); font-size: 14px; }

.story-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 24px; }
.story-card { border-radius: var(--radius); overflow: hidden; background: #fff; border: 1px solid var(--border); }
.story-card img { width: 100%; aspect-ratio: 4/3; object-fit: contain; background: var(--gray); }
.story-card div { padding: 22px; }
.story-card h3 { margin: 0 0 8px; font-size: 21px; }
.story-card p { margin: 0; color: var(--muted); }

.info-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 22px; }
.info-card { padding: 26px; }
.info-number { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; background: var(--mint-soft); color: #356B59; font-weight: 800; }
.info-card h3 { margin: 16px 0 7px; font-size: 20px; }
.info-card p { margin: 0; color: var(--muted); }

.quote-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 22px; }
.quote { padding: 25px; box-shadow: 0 10px 30px rgba(17,17,17,.035); }
.quote p { margin: 0; color: #393D3F; }
.quote span { display: block; margin-top: 18px; color: var(--weak); font-size: 13px; }

.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question { width: 100%; padding: 23px 4px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border: 0; background: transparent; color: #111; text-align: left; font-size: 19px; font-weight: 700; cursor: pointer; }
.faq-question::after { content: "+"; flex: 0 0 auto; font-size: 28px; font-weight: 400; }
.faq-question[aria-expanded="true"]::after { content: "−"; }
.faq-answer { padding: 0 4px 24px; max-width: 900px; color: var(--muted); }
.faq-answer p { margin: 0; }

.prose { max-width: 850px; }
.prose h2 { margin: 48px 0 14px; font-size: 32px; line-height: 1.28; }
.prose h3 { margin: 30px 0 10px; font-size: 22px; }
.prose p { margin: 0 0 18px; color: #44484A; font-size: 17px; line-height: 1.88; }
.prose ul { margin: 0 0 20px; padding-left: 22px; color: #44484A; }
.prose li { margin-bottom: 8px; }
.notice { margin-top: 30px; padding: 22px 24px; border-left: 4px solid #6FA08F; border-radius: 0 14px 14px 0; background: var(--mint); color: #384340; }

.pill-tabs { display: flex; gap: 10px; flex-wrap: wrap; margin: 28px 0 0; }
.pill-tabs a { padding: 8px 14px; border: 1px solid var(--border); border-radius: 999px; text-decoration: none; font-size: 14px; }
.pill-tabs a:hover { border-color: #111; }

.timeline { border-left: 1px solid var(--line); margin-left: 12px; padding-left: 30px; }
.timeline-item { position: relative; margin-bottom: 30px; }
.timeline-item::before { content: ""; position: absolute; left: -37px; top: 8px; width: 12px; height: 12px; border-radius: 50%; background: #4B7C6C; box-shadow: 0 0 0 6px var(--mint-soft); }
.timeline-item h3 { margin: 0 0 7px; }
.timeline-item p { margin: 0; color: var(--muted); }

.service-list { display: grid; gap: 0; border-top: 1px solid var(--border); }
.service-row { display: grid; grid-template-columns: 220px 1fr; gap: 30px; padding: 26px 0; border-bottom: 1px solid var(--border); }
.service-row h3 { margin: 0; font-size: 20px; }
.service-row p { margin: 0; color: var(--muted); }

.site-footer { background: #111; color: #fff; }
.footer-inner { width: min(calc(100% - 44px), var(--max)); margin: 0 auto; padding: 72px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr repeat(3, .7fr); gap: 48px; }
.footer-brand p { max-width: 360px; color: var(--footer-muted); }
.footer-logo img { max-width: 130px; max-height: 46px; filter: brightness(0) invert(1); }
.footer-col { display: flex; flex-direction: column; gap: 7px; }
.footer-col h2 { margin: 0 0 12px; font-size: 15px; }
.footer-col a { color: var(--footer-muted); text-decoration: none; }
.footer-col a:hover { color: #fff; }
.footer-bottom { margin-top: 54px; padding-top: 24px; border-top: 1px solid #343434; display: flex; gap: 30px; justify-content: space-between; color: var(--footer-muted); font-size: 13px; }
.footer-bottom p { margin: 0; max-width: 780px; }

@media (max-width: 1080px) {
    .hero-grid, .page-hero-grid, .split, .latest-layout, .news-layout { gap: 38px; }
    .game-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
    .game-grid.four { grid-template-columns: repeat(3, minmax(0,1fr)); }
    .footer-grid { grid-template-columns: 1.2fr 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 820px) {
    .section { padding: 72px 0; }
    .hero { padding: 68px 0 74px; }
    .hero-grid, .page-hero-grid, .split, .latest-layout, .news-layout { grid-template-columns: 1fr; }
    .hero-media { min-height: 320px; }
    .feature-grid { grid-template-columns: 1fr; }
    .feature-stack { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .game-grid, .game-grid.four { grid-template-columns: repeat(3, minmax(0,1fr)); }
    .story-grid, .info-grid, .quote-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .footer-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .footer-brand { grid-column: 1 / -1; }
    .footer-bottom { flex-direction: column; }
}

@media (max-width: 767px) {
    .header-inner { min-height: 66px; padding: 0 14px; }
    .menu-toggle { width: 40px; height: 40px; }
    .menu-toggle span { width: 25px; }
    .site-logo img { max-width: 110px; max-height: 40px; }
    .header-game-btn { min-width: 78px; height: 40px; padding: 0 15px; font-size: 14px; }
    .site-drawer { width: min(88vw, 390px); padding: 18px 22px 28px; }
    .container, .footer-inner { width: min(calc(100% - 28px), var(--max)); }
    .hero-title, .page-title { font-size: clamp(34px, 11vw, 42px); }
    .section-title { font-size: clamp(26px, 8vw, 32px); }
    .lead { font-size: 16px; }
    .section-head { align-items: flex-start; flex-direction: column; margin-bottom: 26px; }
    .section { padding: 60px 0; }
    .section-sm { padding: 52px 0; }
    .hero { padding: 54px 0 62px; }
    .hero-grid { gap: 26px; }
    .hero-media { min-height: 250px; }
    .page-hero { padding: 56px 0 48px; }
    .page-hero-grid { gap: 28px; }
    .feature-stack { grid-template-columns: 1fr; }
    .feature-small { grid-template-columns: 88px 1fr; }
    .feature-small img { width: 88px; height: 88px; }
    .game-grid, .game-grid.four { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 14px; }
    .game-body { padding: 14px; }
    .game-body h3 { font-size: 16px; }
    .game-body p { font-size: 13px; }
    .latest-item { grid-template-columns: 76px 1fr; }
    .latest-item img { width: 76px; height: 76px; }
    .promo-grid, .story-grid, .info-grid, .quote-grid { grid-template-columns: 1fr; }
    .check-list { grid-template-columns: 1fr; }
    .news-row { grid-template-columns: 86px 1fr; }
    .service-row { grid-template-columns: 1fr; gap: 7px; }
    .prose h2 { font-size: 28px; }
    .prose p { font-size: 16px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 34px 22px; }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 430px) {
    .header-game-btn { min-width: 74px; padding: 0 12px; font-size: 13px; }
    .site-logo img { max-width: 94px; }
    .menu-toggle { width: 38px; }
    .menu-toggle span { width: 23px; }
    .game-grid, .game-grid.four { gap: 10px; }
    .game-cover { padding: 9px; }
    .game-body { padding: 12px; }
    .game-body .main-btn { width: 100%; padding: 0 10px; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-brand { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; }
}