:root {
    --bg: #FFFFFF;
    --mint: #F4FBF8;
    --soft: #F7F8F8;
    --warm: #FFF9F0;
    --text: #111111;
    --muted: #62666A;
    --weak: #8A8D91;
    --border: #DDE7E4;
    --line: #B4B9BB;
    --mint-decor: #EAF5F1;
    --radius: 20px;
    --shadow: 0 14px 34px rgba(17,17,17,.055);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif; font-size: 17px; line-height: 1.8; overflow-x: hidden; }
body.drawer-open { overflow: hidden; }
a { color: inherit; }
img { max-width: 100%; height: auto; display: block; object-fit: contain; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible { outline: 3px solid rgba(17,17,17,.25); outline-offset: 3px; }
.skip-link { position: fixed; left: 12px; top: -80px; z-index: 20000; background: #111; color: #fff; padding: 10px 14px; border-radius: 10px; text-decoration: none; }
.skip-link:focus { top: 12px; }
.container { width: min(100% - 44px, 1280px); margin: 0 auto; }
.reading { max-width: 860px; }
.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.section-mint { background: var(--mint); }
.section-soft { background: var(--soft); }
.section-warm { background: var(--warm); }
.eyebrow { margin: 0 0 14px; font-size: 13px; line-height: 1.2; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); font-weight: 700; }
h1, h2, h3 { margin-top: 0; line-height: 1.18; letter-spacing: -.035em; }
h1 { margin-bottom: 24px; font-size: clamp(38px, 5vw, 64px); }
h2 { margin-bottom: 20px; font-size: clamp(30px, 3.2vw, 42px); }
h3 { margin-bottom: 10px; font-size: 23px; }
p { margin-top: 0; }
.lead { color: var(--muted); font-size: clamp(18px, 2vw, 21px); line-height: 1.75; }
.muted { color: var(--muted); }
.link-arrow { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; text-decoration: none; border-bottom: 1px solid transparent; }
.link-arrow:hover { border-color: currentColor; }
.main-btn, .header-game-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 22px; background: #111; color: #fff; border: 1px solid #111; border-radius: 999px; text-decoration: none; font-weight: 600; white-space: nowrap; transition: .25s ease; }
.main-btn:hover, .header-game-btn:hover { background: #fff; color: #111; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; }
.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; }
.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 { min-width: 92px; height: 42px; padding: 0 20px; font-size: 15px; }
.drawer-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(17,17,17,.35); opacity: 0; transition: opacity .25s ease; }
.drawer-overlay.is-visible { opacity: 1; }
.site-drawer { position: fixed; left: 0; top: 0; bottom: 0; z-index: 10001; width: min(88vw, 430px); background: #fff; transform: translateX(-102%); transition: transform .28s ease; padding: 24px 28px 30px; overflow-y: auto; box-shadow: 20px 0 40px rgba(17,17,17,.12); }
.site-drawer.is-open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.drawer-logo img { width: auto; max-width: 128px; max-height: 42px; }
.drawer-close { width: 44px; height: 44px; border: 1px solid var(--border); border-radius: 50%; background: #fff; font-size: 30px; line-height: 1; cursor: pointer; }
.drawer-nav { display: grid; }
.drawer-nav a { padding: 15px 0; border-bottom: 1px solid var(--border); font-size: 21px; font-weight: 650; text-decoration: none; }
.drawer-nav a:hover, .drawer-nav a.is-current { padding-left: 8px; }
.hero { padding: 86px 0 90px; }
.hero-grid, .split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; gap: clamp(42px, 7vw, 96px); }
.hero-copy { max-width: 650px; }
.hero-visual { position: relative; }
.hero-visual::before { content: ""; position: absolute; inset: 10% -4% -5% 12%; background: var(--mint-decor); border-radius: 32px; z-index: -1; }
.hero-visual img, .visual-card img { width: 100%; border-radius: 24px; }
.category-strip { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); overflow-x: auto; scrollbar-width: thin; }
.category-strip .container { display: flex; gap: 28px; min-width: max-content; }
.category-strip a { position: relative; display: block; padding: 19px 0 16px; color: var(--muted); text-decoration: none; font-weight: 650; }
.category-strip a.active, .category-strip a:hover { color: var(--text); }
.category-strip a.active::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: #111; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin-bottom: 38px; }
.section-head > div:first-child { max-width: 760px; }
.feature-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 22px; }
.feature-main, .feature-stack > article, .game-card, .content-card, .quote-card, .news-feature, .news-list, .panel { border: 1px solid var(--border); border-radius: var(--radius); background: #fff; overflow: hidden; }
.feature-main { display: grid; grid-template-columns: 1.15fr .85fr; }
.feature-main .content, .feature-stack .content, .game-card .content, .content-card .content, .panel { padding: 26px; }
.feature-main img { width: 100%; height: 100%; min-height: 360px; }
.feature-stack { display: grid; gap: 22px; }
.feature-stack article { display: grid; grid-template-columns: 42% 1fr; }
.feature-stack img { width: 100%; height: 100%; }
.game-meta { color: var(--weak); font-size: 14px; font-weight: 650; margin-bottom: 8px; }
.card-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin-top: 18px; }
.game-grid-5 { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 18px; }
.game-grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.game-card { transition: transform .22s ease, box-shadow .22s ease; }
.game-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.game-cover { background: var(--soft); padding: 12px; }
.game-cover img { width: 100%; height: auto; object-fit: contain; display: block; }
.game-card .content { padding: 20px; }
.game-card p { color: var(--muted); font-size: 15px; line-height: 1.7; }
.brand-banner { width: 100%; height: auto; object-fit: contain; border-radius: 20px; }
.latest-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 30px; align-items: stretch; }
.latest-feature { border-radius: 24px; overflow: hidden; background: var(--mint); }
.latest-feature img { width: 100%; }
.latest-feature .content { padding: 30px; }
.latest-list { display: grid; gap: 14px; }
.latest-row { display: grid; grid-template-columns: 128px 1fr; gap: 18px; align-items: center; padding: 14px; border-bottom: 1px solid var(--border); text-decoration: none; }
.latest-row:last-child { border-bottom: 0; }
.latest-row img { border-radius: 14px; }
.promo-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.promo-grid article { border: 1px solid var(--border); border-radius: 22px; overflow: hidden; background: #fff; }
.promo-grid .content { padding: 26px; }
.news-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 24px; }
.news-feature { padding: 30px; }
.news-list { padding: 8px 26px; }
.news-list a { display: grid; grid-template-columns: 110px 1fr; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--border); text-decoration: none; }
.news-list a:last-child { border-bottom: 0; }
.news-tag { color: var(--weak); font-size: 14px; }
.quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.quote-card { padding: 24px; box-shadow: var(--shadow); }
.quote-card p:last-child { margin-bottom: 0; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question { width: 100%; min-height: 64px; padding: 18px 0; border: 0; background: transparent; color: var(--text); display: flex; justify-content: space-between; align-items: center; gap: 20px; text-align: left; font: inherit; font-weight: 700; cursor: pointer; }
.faq-question::after { content: "+"; font-size: 26px; font-weight: 400; }
.faq-question[aria-expanded="true"]::after { content: "−"; }
.faq-answer { padding: 0 48px 22px 0; color: var(--muted); }
.page-hero { padding: 78px 0 66px; border-bottom: 1px solid var(--border); }
.page-hero .reading { max-width: 880px; }
.content-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.content-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.content-card { padding: 0; }
.content-card img { width: 100%; }
.content-card p, .panel p { color: var(--muted); }
.list-clean { list-style: none; padding: 0; margin: 0; }
.list-clean li { padding: 14px 0; border-bottom: 1px solid var(--border); }
.list-clean li:last-child { border-bottom: 0; }
.notice { padding: 24px 26px; border-left: 3px solid #111; background: var(--mint); border-radius: 0 16px 16px 0; }
.steps { counter-reset: step; display: grid; gap: 18px; }
.step { position: relative; padding: 24px 24px 24px 76px; border: 1px solid var(--border); border-radius: 18px; }
.step::before { counter-increment: step; content: counter(step); position: absolute; left: 22px; top: 22px; width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: #111; color: #fff; font-weight: 700; }
.site-footer { background: #111; color: #fff; padding: 70px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.7fr repeat(3, 1fr); gap: 48px; }
.footer-grid h2 { font-size: 17px; letter-spacing: 0; margin-bottom: 14px; }
.footer-grid a { display: block; color: #fff; text-decoration: none; margin: 9px 0; }
.footer-grid p { color: #BFC4C5; }
.footer-logo img { width: auto; max-width: 130px; max-height: 44px; margin-bottom: 18px; filter: brightness(0) invert(1); }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; margin-top: 46px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.16); color: #BFC4C5; font-size: 14px; }
.footer-bottom p { margin: 0; max-width: 760px; }
@media (max-width: 1100px) {
    .game-grid-5, .game-grid-4 { grid-template-columns: repeat(3, 1fr); }
    .feature-grid, .feature-main, .latest-layout { grid-template-columns: 1fr; }
    .feature-stack { grid-template-columns: repeat(2, 1fr); }
    .feature-stack article { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 820px) {
    .section { padding: 68px 0; }
    .hero { padding: 58px 0 64px; }
    .hero-grid, .split, .news-layout { grid-template-columns: 1fr; }
    .hero-copy { max-width: 760px; }
    .hero-visual { max-width: 680px; }
    .content-grid-3, .quote-grid { grid-template-columns: repeat(2, 1fr); }
    .section-head { align-items: start; flex-direction: column; }
}
@media (max-width: 600px) {
    body { font-size: 16px; }
    .container { width: min(100% - 28px, 1280px); }
    .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: 20px 22px 28px; }
    .game-grid-5, .game-grid-4, .content-grid-2, .content-grid-3, .quote-grid, .promo-grid, .feature-stack { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .feature-stack article { grid-template-columns: 1fr; }
    .game-card .content, .content-card .content { padding: 16px; }
    .game-card p { font-size: 14px; }
    .latest-row { grid-template-columns: 98px 1fr; gap: 14px; padding-left: 0; padding-right: 0; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px 22px; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-bottom { flex-direction: column; }
    .news-list a { grid-template-columns: 88px 1fr; }
}
@media (max-width: 430px) {
    .site-logo img { max-width: 92px; }
    .header-game-btn { min-width: 74px; padding: 0 12px; font-size: 13px; }
    .menu-toggle { width: 36px; }
    .menu-toggle span { width: 23px; }
    .section { padding: 58px 0; }
    .page-hero { padding: 58px 0 50px; }
    .game-grid-5, .game-grid-4, .content-grid-2, .content-grid-3, .quote-grid, .promo-grid, .feature-stack { gap: 12px; }
    .game-card .content, .content-card .content { padding: 14px; }
    .game-card h3, .content-card h3 { font-size: 18px; }
    .card-actions { gap: 9px; }
    .card-actions .main-btn { width: 100%; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-brand { grid-column: auto; }
}
@media (max-width: 390px) {
    .site-logo img { max-width: 82px; }
    .header-game-btn { min-width: 70px; padding: 0 10px; font-size: 12px; }
    .menu-toggle { width: 34px; }
    .menu-toggle span { width: 22px; }
    .container { width: min(100% - 24px, 1280px); }
}
@media (max-width: 375px) {
    .site-logo img { max-width: 76px; }
    .header-game-btn { min-width: 68px; height: 38px; padding: 0 9px; }
    .menu-toggle { width: 32px; }
    .menu-toggle span { width: 21px; }
}