:root {
  --ink: #111520;
  --muted: #687083;
  --paper: #f7f4ee;
  --cream: #fffaf1;
  --night: #090c13;
  --night-soft: #101520;
  --red: #a7191d;
  --red-dark: #6e0d11;
  --gold: #e4b653;
  --gold-light: #ffe3a0;
  --line: rgba(133, 93, 32, .16);
  --green: #15a65b;
  --radius: 24px;
  --shadow: 0 24px 80px rgba(34, 20, 8, .15);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.shell { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 1000; padding: 12px 18px; background: #fff; color: #111; border-radius: 10px; transition: top .2s; }
.skip-link:focus { top: 16px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 100; height: 82px; color: #fff; border-bottom: 1px solid rgba(255,255,255,.1); background: rgba(9,12,19,.78); backdrop-filter: blur(18px); transition: background .25s, box-shadow .25s; }
.site-header.scrolled { background: rgba(9,12,19,.94); box-shadow: 0 12px 34px rgba(0,0,0,.22); }
.header-inner { height: 100%; display: flex; align-items: center; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex: none; }
.brand img { width: 50px; height: 50px; border-radius: 13px; box-shadow: 0 8px 24px rgba(169,25,29,.32); }
.brand span { display: grid; gap: 1px; }
.brand strong { font-family: "STKaiti", "KaiTi", serif; font-size: 23px; letter-spacing: .08em; }
.brand small { color: rgba(255,255,255,.56); font-size: 9px; letter-spacing: .28em; }
.site-nav { margin-left: auto; display: flex; align-items: center; gap: 28px; font-size: 14px; color: rgba(255,255,255,.76); }
.site-nav a { position: relative; padding: 31px 0; transition: color .2s; }
.site-nav a::after { content: ""; position: absolute; left: 50%; bottom: 22px; width: 0; height: 2px; background: var(--gold); transform: translateX(-50%); transition: width .2s; }
.site-nav a:hover, .site-nav a:focus-visible { color: #fff; }
.site-nav a:hover::after, .site-nav a:focus-visible::after { width: 18px; }
.header-contact { padding: 11px 18px; border: 1px solid rgba(255,225,160,.55); color: var(--gold-light); border-radius: 999px; font-size: 14px; transition: background .2s, color .2s; }
.header-contact:hover { background: var(--gold); color: #2c1802; }
.menu-button { display: none; width: 44px; height: 44px; padding: 11px; margin-left: auto; border: 0; border-radius: 12px; background: rgba(255,255,255,.08); }
.menu-button span { display: block; height: 2px; margin: 4px 0; background: #fff; border-radius: 2px; transition: transform .2s, opacity .2s; }

.hero { position: relative; overflow: hidden; min-height: 780px; padding: 154px 0 44px; color: #fff; background: radial-gradient(circle at 72% 28%, rgba(152,17,22,.35), transparent 34%), linear-gradient(135deg, #090c13 0%, #11131b 52%, #1e0b0d 100%); }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .12; background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px); background-size: 56px 56px; mask-image: linear-gradient(to bottom, #000, transparent 90%); }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(2px); pointer-events: none; }
.hero-glow-one { right: -170px; top: 80px; width: 520px; height: 520px; border: 1px solid rgba(228,182,83,.2); box-shadow: 0 0 160px rgba(162,20,25,.3) inset; }
.hero-glow-two { right: 120px; top: 230px; width: 260px; height: 260px; border: 1px solid rgba(228,182,83,.18); }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 54px; }
.eyebrow, .section-kicker { display: inline-flex; align-items: center; gap: 10px; color: #b98639; font-size: 12px; font-weight: 800; letter-spacing: .18em; }
.eyebrow { color: var(--gold-light); }
.eyebrow span { width: 32px; height: 1px; background: var(--gold); }
.hero h1 { margin: 20px 0 0; font-family: "STKaiti", "KaiTi", serif; font-size: clamp(76px, 9vw, 132px); font-weight: 800; line-height: .92; letter-spacing: .08em; background: linear-gradient(180deg, #fff7da 10%, #efc766 55%, #b77824 100%); -webkit-background-clip: text; background-clip: text; color: transparent; filter: drop-shadow(0 8px 28px rgba(203,123,24,.18)); }
.hero-slogan { margin: 26px 0 12px; font-family: "STKaiti", "KaiTi", serif; font-size: clamp(25px, 3vw, 38px); letter-spacing: .12em; }
.hero-lead { max-width: 650px; margin: 0; color: rgba(255,255,255,.68); font-size: 17px; line-height: 1.9; }
.hero-actions { display: flex; gap: 14px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-width: 148px; min-height: 50px; padding: 0 24px; border-radius: 999px; font-weight: 750; font-size: 15px; transition: transform .2s, box-shadow .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button-gold { color: #281503; background: linear-gradient(135deg, #ffdf8d, #d59a33); box-shadow: 0 14px 38px rgba(213,154,51,.24); }
.button-ghost { color: #fff1c7; border: 1px solid rgba(255,225,160,.32); background: rgba(255,255,255,.04); }
.hero-facts { display: flex; gap: 36px; padding: 0; margin: 38px 0 0; list-style: none; }
.hero-facts li { display: grid; gap: 3px; }
.hero-facts b { color: #fff1c8; font-size: 19px; }
.hero-facts span { color: rgba(255,255,255,.48); font-size: 12px; }
.hero-visual { position: relative; display: grid; place-items: center; min-height: 500px; }
.icon-halo { position: absolute; width: 470px; height: 470px; border-radius: 50%; background: radial-gradient(circle, rgba(202,25,31,.32), rgba(228,182,83,.08) 46%, transparent 70%); animation: breathe 4.5s ease-in-out infinite; }
.app-icon-card { position: relative; z-index: 2; width: min(380px, 72vw); padding: 12px; border: 1px solid rgba(255,226,163,.38); border-radius: 29%; background: linear-gradient(145deg, rgba(255,255,255,.14), rgba(255,255,255,.03)); box-shadow: 0 42px 100px rgba(0,0,0,.48), 0 0 70px rgba(169,25,29,.18); transform: rotate(1.5deg); }
.app-icon-card img { border-radius: 24%; }
.float-chip { position: absolute; z-index: 4; display: flex; align-items: center; gap: 9px; padding: 11px 15px; border: 1px solid rgba(255,255,255,.16); border-radius: 999px; background: rgba(12,15,22,.72); color: rgba(255,255,255,.84); backdrop-filter: blur(12px); box-shadow: 0 10px 28px rgba(0,0,0,.22); font-size: 13px; }
.float-chip i { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 5px rgba(228,182,83,.12); }
.chip-one { left: 0; top: 90px; }
.chip-two { right: -16px; top: 170px; }
.chip-three { left: 20px; bottom: 90px; }
.trust-strip { position: relative; z-index: 3; display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 18px; margin-top: 48px; padding: 17px 22px; border: 1px solid rgba(255,255,255,.1); border-radius: 16px; color: rgba(255,255,255,.55); background: rgba(255,255,255,.035); font-size: 12px; }
.trust-strip i { width: 3px; height: 3px; border-radius: 50%; background: rgba(255,255,255,.3); }
.trust-label { color: var(--gold-light); font-weight: 750; }

.section { padding: 110px 0; }
.section-heading { margin-bottom: 50px; }
.section-heading h2, .safety-copy h2, .company-grid h2, .wechat-copy h2 { margin: 12px 0 0; font-family: "STKaiti", "KaiTi", serif; font-size: clamp(36px, 4.4vw, 58px); line-height: 1.2; letter-spacing: .03em; }
.section-heading p, .safety-copy > p, .company-grid > div > p, .wechat-copy > p { color: var(--muted); font-size: 16px; line-height: 1.9; }
.split-heading { display: grid; grid-template-columns: 1.15fr .85fr; align-items: end; gap: 80px; }
.split-heading p { margin: 0 0 4px; }
.centered-heading { max-width: 720px; margin-left: auto; margin-right: auto; text-align: center; }
.centered-heading p { margin-top: 16px; }
.product-board { overflow: hidden; margin: 0; border: 1px solid rgba(111,71,18,.18); border-radius: 26px; color: #fff; background: #071425; box-shadow: var(--shadow); }
.board-bar { display: flex; align-items: center; gap: 7px; height: 44px; padding: 0 16px; color: rgba(255,255,255,.55); background: #0d121b; font-size: 11px; letter-spacing: .06em; }
.board-bar span { width: 8px; height: 8px; border-radius: 50%; background: #563d3f; }
.board-bar span:nth-child(2) { background: #64542b; }
.board-bar span:nth-child(3) { background: #294b3a; }
.board-bar b { margin-left: auto; font-weight: 500; }
.board-layout { display: grid; grid-template-columns: 185px 1fr 185px; gap: 18px; min-height: 420px; padding: 28px; background: radial-gradient(circle at 50% 35%, rgba(21,118,151,.22), transparent 38%), linear-gradient(145deg, #061323, #0a1c2d 58%, #071321); }
.board-side { display: flex; flex-direction: column; align-self: stretch; padding: 22px 18px; border: 1px solid rgba(135,197,229,.12); border-radius: 18px; background: rgba(149,195,220,.07); }
.board-side > strong { color: #f3f7fb; font-size: 20px; }
.board-side > small { margin: 5px 0 28px; color: rgba(255,255,255,.42); font-size: 11px; }
.friend-dot { display: flex; align-items: center; gap: 9px; margin: 8px 0; color: rgba(255,255,255,.7); font-size: 12px; }
.friend-dot i { width: 7px; height: 7px; border-radius: 50%; background: #36d786; box-shadow: 0 0 0 5px rgba(54,215,134,.1); }
.board-main { display: grid; align-content: center; }
.board-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 16px; }
.board-heading span { font-family: "STKaiti", "KaiTi", serif; color: #f4d17e; font-size: 26px; }
.board-heading small { color: rgba(255,255,255,.38); font-size: 10px; }
.board-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.board-tile { display: flex; align-items: center; gap: 16px; min-height: 128px; padding: 20px; border: 1px solid rgba(255,255,255,.1); border-radius: 17px; background: linear-gradient(145deg, rgba(255,255,255,.08), rgba(255,255,255,.035)); }
.board-tile > b { display: grid; place-items: center; flex: none; width: 62px; height: 62px; border: 1px solid rgba(228,182,83,.35); border-radius: 18px; color: #f5cf72; background: rgba(228,182,83,.08); font-family: "STKaiti", "KaiTi", serif; font-size: 29px; }
.board-tile > span { display: grid; gap: 7px; }
.board-tile strong { font-size: 17px; }
.board-tile small { color: rgba(255,255,255,.44); font-size: 11px; }
.board-tile.tile-primary { border-color: rgba(228,182,83,.28); background: linear-gradient(145deg, rgba(163,38,39,.35), rgba(255,255,255,.04)); }
.board-tools { justify-content: center; }
.tool-pill { margin: 7px 0; padding: 12px; border-radius: 12px; color: rgba(255,255,255,.72); background: rgba(255,255,255,.06); text-align: center; font-size: 12px; }
.product-board figcaption { padding: 12px 18px 14px; color: rgba(255,255,255,.5); background: #0d121b; text-align: center; font-size: 12px; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 22px; }
.feature-grid article { position: relative; min-height: 230px; padding: 28px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.7); transition: transform .2s, box-shadow .2s; }
.feature-grid article:hover { transform: translateY(-4px); box-shadow: 0 18px 50px rgba(63,37,7,.08); }
.feature-no { color: #b78945; font-size: 11px; font-weight: 800; letter-spacing: .15em; }
.feature-grid h3 { margin: 38px 0 10px; font-size: 21px; }
.feature-grid p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.8; }

.games-section { color: #fff; background: var(--night-soft); }
.games-section .section-kicker { color: var(--gold); }
.games-section .section-heading p { color: rgba(255,255,255,.55); }
.game-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.game-card { overflow: hidden; border: 1px solid rgba(255,255,255,.1); border-radius: 22px; background: #151b26; transition: transform .25s, border-color .25s; }
.game-card:hover { transform: translateY(-6px); border-color: rgba(228,182,83,.5); }
.game-symbol { display: grid; place-items: center; aspect-ratio: 1.35; color: #f5d27f; background: radial-gradient(circle, rgba(173,33,37,.58), rgba(58,13,18,.2) 45%, transparent 70%), linear-gradient(145deg, #242b38, #111620); font-family: "STKaiti", "KaiTi", serif; font-size: 76px; text-shadow: 0 7px 24px rgba(0,0,0,.35); }
.game-copy { padding: 22px 22px 26px; }
.game-card span { color: var(--gold); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.game-card h3 { margin: 8px 0; font-family: "STKaiti", "KaiTi", serif; font-size: 28px; }
.game-card p { margin: 0; color: rgba(255,255,255,.52); font-size: 13px; line-height: 1.75; }

.wechat-section { padding: 90px 0; background: #edf8f0; }
.wechat-card { display: grid; grid-template-columns: 220px 1fr; gap: 54px; align-items: center; padding: 56px 68px; border: 1px solid rgba(21,166,91,.16); border-radius: 32px; background: #fff; box-shadow: 0 28px 80px rgba(19,98,55,.1); }
.wechat-mark { display: grid; place-items: center; width: 180px; height: 180px; border-radius: 44px; color: #fff; background: linear-gradient(145deg, #26c66f, #0b8d49); box-shadow: 0 24px 50px rgba(21,166,91,.22); font-family: "STKaiti", "KaiTi", serif; font-size: 86px; font-weight: 900; }
.section-kicker.green { color: var(--green); }
.wechat-copy > p { max-width: 780px; }
.wechat-copy ul { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 0; margin: 28px 0 0; list-style: none; }
.wechat-copy li { display: grid; gap: 4px; padding: 16px 18px; border-radius: 14px; background: #f3faf5; }
.wechat-copy li b { color: #087a3d; font-size: 14px; }
.wechat-copy li span { color: #67736c; font-size: 12px; line-height: 1.6; }

.safety-section { background: var(--cream); }
.safety-grid { display: grid; grid-template-columns: 1fr 330px; gap: 90px; align-items: center; }
.notice-box { margin-top: 28px; padding: 24px 26px; border-left: 4px solid var(--red); background: #fff; box-shadow: 0 12px 40px rgba(72,39,7,.06); }
.notice-box b { color: var(--red); }
.notice-box p { margin: 7px 0 0; color: var(--muted); font-size: 14px; line-height: 1.8; }
.age-card { padding: 38px; border: 1px solid rgba(169,25,29,.18); border-radius: 30px; color: #fff; background: linear-gradient(145deg, #a7191d, #630b0e); box-shadow: 0 26px 70px rgba(111,13,17,.22); text-align: center; }
.age-number { font-size: 92px; font-weight: 900; line-height: 1; }
.age-number span { color: var(--gold-light); font-size: 45px; vertical-align: top; }
.age-card strong { display: block; margin-top: 16px; color: var(--gold-light); font-size: 18px; letter-spacing: .12em; }
.age-card p { margin: 18px 0 0; color: rgba(255,255,255,.7); font-size: 13px; line-height: 1.8; }

.company-section { background: #fff; }
.company-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 100px; align-items: start; }
.text-link { display: inline-flex; gap: 8px; margin-top: 16px; color: var(--red); font-weight: 750; }
.text-link span { transition: transform .2s; }
.text-link:hover span { transform: translateX(4px); }
.company-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin: 0; border-top: 1px solid #ece8e0; }
.company-facts div { padding: 20px 8px; border-bottom: 1px solid #ece8e0; }
.company-facts dt { margin-bottom: 7px; color: #959baa; font-size: 11px; letter-spacing: .1em; }
.company-facts dd { margin: 0; font-size: 15px; font-weight: 650; }
.company-facts a:hover { color: var(--red); }

.site-footer { padding: 52px 0 24px; color: rgba(255,255,255,.62); background: #090c13; }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-bottom: 34px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-brand { display: flex; align-items: center; gap: 14px; }
.footer-brand img { border-radius: 15px; }
.footer-brand span { display: grid; gap: 3px; }
.footer-brand strong { color: #fff; font-family: "STKaiti", "KaiTi", serif; font-size: 23px; }
.footer-brand small { font-size: 11px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 24px; font-size: 13px; }
.footer-links a:hover { color: var(--gold-light); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 22px; font-size: 11px; }
.footer-bottom p { margin: 0; }

.legal-hero { padding: 148px 0 58px; color: #fff; background: linear-gradient(135deg, #090c13, #2b0d0f); }
.legal-hero .crumb { margin-bottom: 20px; color: rgba(255,255,255,.5); font-size: 13px; }
.legal-hero .crumb a:hover { color: var(--gold-light); }
.legal-hero h1 { margin: 0; font-family: "STKaiti", "KaiTi", serif; font-size: clamp(42px, 6vw, 70px); }
.legal-hero p { margin: 12px 0 0; color: rgba(255,255,255,.58); font-size: 13px; }
.legal-content { padding: 70px 0 110px; }
.legal-prose { max-width: 900px; }
.legal-summary { margin-bottom: 42px; padding: 24px 26px; border: 1px solid var(--line); border-radius: 18px; background: #fff; color: var(--muted); line-height: 1.8; }
.legal-prose h2 { margin: 46px 0 16px; padding-bottom: 12px; border-bottom: 1px solid #e8e1d6; font-size: 25px; }
.legal-prose h3 { margin: 28px 0 10px; font-size: 18px; }
.legal-prose p, .legal-prose li { color: #525a69; font-size: 15px; line-height: 1.9; }
.legal-prose ul, .legal-prose ol { padding-left: 24px; }
.legal-prose a { color: var(--red); text-decoration: underline; text-underline-offset: 3px; }
.legal-table-wrap { overflow-x: auto; margin: 20px 0; border: 1px solid #e8e1d6; border-radius: 14px; background: #fff; }
.legal-table { width: 100%; min-width: 720px; border-collapse: collapse; }
.legal-table th, .legal-table td { padding: 14px 16px; border-bottom: 1px solid #eee8de; color: #525a69; font-size: 13px; line-height: 1.6; text-align: left; vertical-align: top; }
.legal-table th { color: #7a4d16; background: #fff8ec; }
.legal-table tr:last-child td { border-bottom: 0; }

@keyframes breathe { 0%,100% { transform: scale(.95); opacity: .75; } 50% { transform: scale(1.04); opacity: 1; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } }

@media (max-width: 980px) {
  .site-nav { position: fixed; inset: 82px 0 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 24px; color: #fff; background: rgba(9,12,19,.98); }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 18px 8px; border-bottom: 1px solid rgba(255,255,255,.1); font-size: 17px; }
  .site-nav a::after { display: none; }
  .header-contact { display: none; }
  .menu-button { display: block; }
  .menu-button[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-button[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-button[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .hero { min-height: auto; padding-top: 132px; }
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-copy { display: grid; justify-items: center; }
  .hero-lead { max-width: 720px; }
  .hero-visual { min-height: 480px; }
  .chip-one { left: 8%; }.chip-two { right: 4%; }.chip-three { left: 12%; }
  .split-heading { grid-template-columns: 1fr; gap: 18px; }
  .board-layout { grid-template-columns: 150px 1fr; }
  .board-tools { grid-column: 1 / -1; flex-direction: row; align-items: center; gap: 12px; padding: 16px 18px; }
  .board-tools > small { margin: 0 auto 0 0; }
  .tool-pill { min-width: 118px; margin: 0; }
  .feature-grid, .game-grid { grid-template-columns: 1fr 1fr; }
  .wechat-card { grid-template-columns: 150px 1fr; padding: 44px; }
  .wechat-mark { width: 140px; height: 140px; border-radius: 34px; font-size: 68px; }
  .safety-grid { grid-template-columns: 1fr 280px; gap: 42px; }
  .company-grid { gap: 45px; }
}

@media (max-width: 680px) {
  .shell { width: min(100% - 30px, 1180px); }
  .site-header { height: 72px; }
  .site-nav { top: 72px; }
  .brand img { width: 44px; height: 44px; border-radius: 12px; }
  .brand strong { font-size: 20px; }
  .section { padding: 78px 0; }
  .hero { padding: 118px 0 26px; }
  .hero h1 { font-size: 76px; }
  .hero-slogan { font-size: 28px; }
  .hero-lead { font-size: 15px; line-height: 1.8; }
  .hero-actions { width: 100%; flex-direction: column; }
  .button { width: 100%; }
  .hero-facts { width: 100%; justify-content: space-between; gap: 10px; }
  .hero-visual { min-height: 390px; }
  .app-icon-card { width: 270px; }
  .icon-halo { width: 340px; height: 340px; }
  .float-chip { padding: 9px 11px; font-size: 11px; }
  .chip-one { left: 0; top: 55px; }.chip-two { right: 0; top: 140px; }.chip-three { left: 4px; bottom: 55px; }
  .trust-strip { justify-content: flex-start; gap: 9px; text-align: left; }
  .trust-strip i { display: none; }
  .trust-strip span { width: 100%; }
  .section-heading { margin-bottom: 34px; }
  .section-heading h2, .safety-copy h2, .company-grid h2, .wechat-copy h2 { font-size: 38px; }
  .board-layout { grid-template-columns: 1fr; min-height: auto; padding: 16px; }
  .board-side { padding: 18px; }
  .board-side > small { margin-bottom: 14px; }
  .board-main { grid-row: 1; }
  .board-heading { align-items: flex-start; flex-direction: column; gap: 5px; }
  .board-grid { grid-template-columns: 1fr; }
  .board-tile { min-height: 105px; }
  .board-tools { grid-column: auto; flex-wrap: wrap; }
  .board-tools > strong { width: 100%; }
  .board-tools > small { width: 100%; margin: 0 0 4px; }
  .tool-pill { flex: 1; min-width: 110px; }
  .feature-grid, .game-grid { grid-template-columns: 1fr; }
  .feature-grid article { min-height: 190px; }
  .wechat-section { padding: 64px 0; }
  .wechat-card { grid-template-columns: 1fr; gap: 28px; padding: 30px 24px; border-radius: 24px; }
  .wechat-mark { width: 94px; height: 94px; border-radius: 24px; font-size: 46px; }
  .wechat-copy ul { grid-template-columns: 1fr; }
  .safety-grid, .company-grid { grid-template-columns: 1fr; gap: 42px; }
  .age-card { max-width: none; }
  .company-facts { grid-template-columns: 1fr; }
  .footer-top, .footer-bottom { align-items: flex-start; flex-direction: column; }
  .footer-links { justify-content: flex-start; gap: 14px 22px; }
  .legal-hero { padding-top: 120px; }
  .legal-content { padding: 48px 0 80px; }
  .legal-prose h2 { font-size: 22px; }
}