:root{color-scheme:light;--ink:#231833;--muted:#71687a;--line:rgba(72,42,91,.11);--surface:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;background:radial-gradient(circle at 15% 0%,rgba(225,73,164,.11),transparent 28rem),radial-gradient(circle at 96% 10%,rgba(118,72,242,.11),transparent 30rem),#faf8fc}
a{color:inherit}.wrap{width:min(860px,calc(100% - 30px));margin:0 auto;padding:44px 0 max(46px,env(safe-area-inset-bottom))}.top{display:flex;align-items:center;justify-content:space-between;gap:15px}.brand{display:flex;align-items:center;gap:12px}.brand img{width:58px;height:58px;border-radius:17px;object-fit:cover;box-shadow:0 9px 24px rgba(50,28,70,.13)}.brand strong{display:block;font-size:20px;letter-spacing:-.02em}.brand small{display:block;margin-top:3px;color:#8b8194;font-size:12px}.safe{padding:8px 11px;border:1px solid var(--line);border-radius:999px;color:#6c557b;background:rgba(255,255,255,.72);font-size:12px;font-weight:700}.hero{padding:60px 0 34px;text-align:center}.hero h1{margin:0;font-size:clamp(34px,7vw,52px);line-height:1.12;letter-spacing:-.045em}.hero p{max-width:600px;margin:15px auto 0;color:var(--muted);font-size:16px;line-height:1.75}.download-box{padding:26px;border:1px solid rgba(255,255,255,.9);border-radius:28px;background:rgba(255,255,255,.86);box-shadow:0 22px 60px rgba(58,33,78,.09)}.device-title{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:16px}.device-title h2{margin:0;font-size:21px}.device-title span{color:#8d8395;font-size:12px}.buttons{display:grid;grid-template-columns:1fr 1fr;gap:12px}.btn{display:flex;align-items:center;justify-content:center;min-height:58px;padding:15px 18px;border-radius:17px;text-decoration:none;font-size:16px;font-weight:800;transition:transform .16s ease,box-shadow .16s ease}.btn:hover{transform:translateY(-2px)}.btn-primary{color:#fff;background:linear-gradient(135deg,#6f39e8,#e24395);box-shadow:0 13px 30px rgba(120,54,204,.23)}.btn-secondary{color:#4d355f;border:1px solid rgba(88,47,117,.12);background:#f7f2fa}.notice{display:none;margin:0 0 16px;padding:13px 15px;border:1px solid #ffc4d6;border-radius:14px;color:#7a2d4d;background:#fff1f6;font-size:14px;line-height:1.55}.notice.show{display:block}.micro{margin:14px 0 0;color:#93899b;text-align:center;font-size:12px;line-height:1.6}.guide{margin-top:24px;padding:28px;border:1px solid var(--line);border-radius:28px;background:rgba(255,255,255,.67)}.guide h2{margin:0 0 18px;font-size:23px}.tabs{display:flex;gap:8px;margin-bottom:20px}.tab{border:0;border-radius:999px;padding:9px 14px;color:#715e7d;background:#eee7f2;font:inherit;font-size:13px;font-weight:800;cursor:pointer}.tab.active{color:#fff;background:#5b3a70}.steps{display:grid;gap:12px}.step{display:grid;grid-template-columns:38px minmax(0,1fr);gap:12px;align-items:start;padding:15px;border:1px solid rgba(75,49,93,.08);border-radius:17px;background:rgba(255,255,255,.78)}.num{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;color:#fff;background:#6a477f;font-weight:900}.step strong{display:block;margin-top:1px;font-size:15px}.step p{margin:5px 0 0;color:#746b7c;font-size:14px;line-height:1.65}.help{margin-top:20px;padding:16px 18px;border-radius:17px;background:#f4eef7;color:#6d5e76;font-size:13px;line-height:1.7}.help strong{color:#46334f}.ios-steps,.android-steps{display:none}.ios-steps.active,.android-steps.active{display:grid}.footer{margin-top:25px;color:#9a909f;text-align:center;font-size:12px;line-height:1.7}@media(max-width:620px){.wrap{width:min(100% - 20px,860px);padding-top:26px}.top{align-items:flex-start}.safe{margin-top:5px}.hero{padding:45px 5px 28px}.hero p{font-size:15px}.download-box,.guide{padding:20px;border-radius:23px}.buttons{grid-template-columns:1fr}.device-title{align-items:flex-start;flex-direction:column}.guide{margin-top:15px}.tabs{overflow:auto;padding-bottom:2px}.tab{white-space:nowrap}}