:root {
  --bg: #FFFFFF;
  --mint: #F4FBF8;
  --gray: #F7F8F8;
  --warm: #FFF9F0;
  --text: #111111;
  --muted: #62666A;
  --soft: #8A8D91;
  --border: #DDE7E4;
  --line: #B4B9BB;
  --mint-deep: #EAF5F1;
  --footer: #111111;
  --radius: 20px;
  --shadow: 0 18px 50px rgba(17,17,17,.06);
}
* { 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; 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: 14px; top: -80px; z-index: 20000; background: #111; color: #fff; padding: 10px 14px; border-radius: 10px; text-decoration: none; transition: top .2s ease; }
.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; }
.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; font-weight: 600; text-decoration: none; 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; align-items: center; gap: 6px; font-weight: 700; text-underline-offset: 4px; }
.drawer-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(17,17,17,.35); opacity: 0; transition: opacity .22s ease; }
.drawer-overlay.is-visible { opacity: 1; }
.site-drawer { position: fixed; left: 0; top: 0; bottom: 0; width: 430px; max-width: 88vw; z-index: 10001; background: #fff; transform: translateX(-101%); transition: transform .28s ease; box-shadow: 18px 0 60px rgba(17,17,17,.12); overflow-y: auto; }
.site-drawer.is-open { transform: translateX(0); }
.drawer-head { min-height: 90px; padding: 18px 24px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--border); }
.drawer-logo img { max-width: 128px; max-height: 45px; }
.drawer-close { width: 44px; height: 44px; border: 0; background: transparent; font-size: 34px; line-height: 1; cursor: pointer; }
.drawer-nav { padding: 8px 24px 28px; }
.drawer-nav a { display: block; padding: 16px 4px; border-bottom: 1px solid #E8ECEB; text-decoration: none; font-size: 20px; font-weight: 700; }
.drawer-nav a:hover, .drawer-nav a.is-current { opacity: .58; }
.container { width: min(1280px, calc(100% - 44px)); margin: 0 auto; }
.reading { max-width: 850px; }
.section { padding: 96px 0; }
.section.tight { padding: 70px 0; }
.section.mint { background: var(--mint); }
.section.gray { background: var(--gray); }
.section.warm { background: var(--warm); }
.eyebrow { margin: 0 0 14px; font-size: 13px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
h1,h2,h3,p { margin-top: 0; }
h1 { margin-bottom: 24px; font-size: clamp(42px, 5.3vw, 64px); line-height: 1.08; letter-spacing: -.045em; }
h2 { margin-bottom: 18px; font-size: clamp(30px, 3.6vw, 42px); line-height: 1.18; letter-spacing: -.035em; }
h3 { margin-bottom: 10px; font-size: 22px; line-height: 1.35; }
p { color: var(--muted); font-size: 17px; }
.lead { max-width: 760px; font-size: 19px; color: #3E4345; }
.hero { padding: 82px 0 92px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; gap: 64px; }
.hero-copy { max-width: 620px; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; margin-top: 30px; }
.hero-visual { position: relative; padding: 28px; background: linear-gradient(145deg,#F4FBF8 0%,#fff 70%); border-radius: 34px; }
.hero-visual::before { content: ""; position: absolute; width: 180px; height: 180px; right: -36px; top: -42px; border-radius: 50%; background: var(--mint-deep); z-index: -1; }
.hero-visual img { width: 100%; border-radius: 24px; }
.category-strip { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: #fff; }
.category-row { display: flex; gap: 34px; overflow-x: auto; scrollbar-width: none; padding: 20px 0; }
.category-row::-webkit-scrollbar { display: none; }
.category-row a { flex: 0 0 auto; text-decoration: none; padding: 3px 0 7px; border-bottom: 2px solid transparent; font-weight: 700; }
.category-row a:first-child { border-color: #111; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 28px; margin-bottom: 34px; }
.section-head .head-copy { max-width: 720px; }
.feature-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 24px; }
.feature-large, .feature-small, .game-card, .quote-card, .info-card { border: 1px solid var(--border); border-radius: var(--radius); background: #fff; overflow: hidden; }
.feature-large { display: grid; grid-template-columns: 1.1fr .9fr; min-height: 100%; }
.feature-copy { padding: 34px; }
.feature-stack { display: grid; gap: 24px; }
.feature-small .feature-copy { padding: 24px; }
.cover-wrap { background: var(--gray); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.cover-wrap img { width: 100%; }
.meta { margin-bottom: 8px; color: var(--soft); font-size: 14px; font-weight: 700; }
.card-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin-top: 20px; }
.game-grid { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); gap: 20px; }
.game-grid.four { grid-template-columns: repeat(4,minmax(0,1fr)); }
.game-card { transition: transform .22s ease, box-shadow .22s ease; }
.game-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.game-cover { aspect-ratio: 1 / 1; background: var(--gray); display: flex; align-items: center; justify-content: center; }
.game-cover img { width: 100%; height: auto; object-fit: contain; }
.game-body { padding: 20px; }
.game-body p { font-size: 15px; line-height: 1.65; }
.banner img { width: 100%; height: auto; object-fit: contain; border-radius: 20px; }
.split { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 62px; }
.split.reverse .media { order: 2; }
.media img { width: 100%; border-radius: 24px; }
.list-plain { margin: 24px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--border); }
.list-plain li { padding: 15px 0; border-bottom: 1px solid var(--border); color: var(--muted); }
.news-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 42px; align-items: start; }
.news-feature { padding: 34px; border-radius: 24px; background: var(--mint); }
.news-list { border-top: 1px solid var(--border); }
.news-row { display: grid; grid-template-columns: 120px 1fr; gap: 24px; padding: 20px 0; border-bottom: 1px solid var(--border); }
.news-row span { color: var(--soft); font-size: 14px; font-weight: 700; }
.quotes { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; }
.quote-card { padding: 26px; box-shadow: 0 12px 30px rgba(17,17,17,.035); }
.quote-card p { margin-bottom: 14px; color: #3F4446; }
.quote-card strong { font-size: 14px; }
.faq-list { max-width: 920px; border-top: 1px solid var(--border); }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question { width: 100%; padding: 21px 0; border: 0; background: transparent; display: flex; justify-content: space-between; gap: 20px; text-align: left; font: inherit; font-size: 18px; font-weight: 800; cursor: pointer; }
.faq-question::after { content: "+"; font-size: 26px; line-height: 1; font-weight: 400; }
.faq-question[aria-expanded="true"]::after { content: "−"; }
.faq-answer { padding: 0 0 22px; }
.faq-answer p { margin: 0; }
.page-hero { padding: 88px 0 58px; }
.page-hero .reading p { max-width: 800px; }
.info-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 20px; }
.info-card { padding: 26px; }
.prose h2 { margin-top: 52px; }
.prose h3 { margin-top: 30px; }
.prose ul { color: var(--muted); padding-left: 22px; }
.prose li { margin-bottom: 8px; }
.promo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.promo-card { border-radius: 24px; overflow: hidden; border: 1px solid var(--border); background: #fff; }
.promo-card img { width: 100%; }
.promo-card .content { padding: 28px; }
.timeline { border-left: 1px solid var(--line); padding-left: 28px; }
.timeline article { position: relative; margin-bottom: 32px; }
.timeline article::before { content: ""; position: absolute; left: -34px; top: 10px; width: 11px; height: 11px; border: 2px solid #111; border-radius: 50%; background: #fff; }
.notice { padding: 24px 26px; border-radius: 18px; background: var(--warm); border: 1px solid #F2E4C8; }
.site-footer { background: #111; color: #fff; padding: 70px 0 26px; }
.footer-inner { width: min(1280px, calc(100% - 44px)); margin: 0 auto; display: grid; grid-template-columns: 1.5fr repeat(3,1fr); gap: 42px; }
.footer-logo img { max-width: 138px; max-height: 48px; margin-bottom: 18px; filter: brightness(0) invert(1); }
.site-footer p { color: #BFC4C5; font-size: 15px; }
.site-footer h2 { margin-bottom: 14px; color: #fff; font-size: 16px; letter-spacing: 0; }
.site-footer a { display: block; margin: 8px 0; color: #BFC4C5; text-decoration: none; }
.site-footer a:hover { color: #fff; }
.footer-bottom { width: min(1280px, calc(100% - 44px)); margin: 46px auto 0; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.13); display: flex; justify-content: space-between; gap: 30px; }
.footer-bottom p { margin: 0; max-width: 820px; }
@media (max-width: 1100px) {
  .hero-grid, .split, .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)); }
  .quotes { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .footer-inner { grid-template-columns: 1.2fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 820px) {
  .section { padding: 68px 0; }
  .hero { padding: 56px 0 68px; }
  .hero-grid, .split, .news-layout, .feature-grid, .feature-large { grid-template-columns: 1fr; }
  .split.reverse .media { order: initial; }
  .feature-stack { grid-template-columns: 1fr 1fr; }
  .info-grid { grid-template-columns: 1fr 1fr; }
  .promo-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 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; }
  .container { width: min(100% - 28px, 1280px); }
  h1 { font-size: clamp(34px, 10vw, 42px); }
  h2 { font-size: clamp(26px, 7vw, 32px); }
  p { font-size: 16px; }
  .hero-visual { padding: 16px; border-radius: 24px; }
  .section-head { align-items: start; flex-direction: column; }
  .feature-stack, .info-grid { grid-template-columns: 1fr; }
  .game-grid, .game-grid.four { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
  .game-body { padding: 15px; }
  .game-body h3 { font-size: 18px; }
  .game-body p { font-size: 14px; }
  .card-actions { gap: 10px; }
  .game-card .main-btn { width: 100%; padding: 0 12px; min-height: 40px; font-size: 14px; }
  .game-card .text-link { font-size: 14px; }
  .news-row { grid-template-columns: 1fr; gap: 5px; }
  .quotes { grid-template-columns: 1fr; }
  .footer-inner { width: min(100% - 28px, 1280px); grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-bottom { width: min(100% - 28px, 1280px); }
}
@media (max-width: 430px) {
  .header-inner { padding: 0 12px; }
  .site-logo img { max-width: 92px; max-height: 34px; }
  .header-game-btn { min-width: 74px; height: 38px; padding: 0 12px; font-size: 13px; }
  .menu-toggle { width: 38px; }
  .menu-toggle span { width: 23px; }
  .site-drawer { width: min(88vw,390px); }
  .category-row { gap: 24px; }
  .feature-copy { padding: 24px; }
  .game-grid, .game-grid.four { gap: 10px; }
  .game-body { padding: 12px; }
  .game-body p { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
}
@media (max-width: 375px) {
  .site-logo img { max-width: 78px; }
  .header-game-btn { min-width: 68px; padding: 0 10px; font-size: 12px; }
  .menu-toggle { width: 34px; }
  .menu-toggle span { width: 21px; }
}