@font-face{font-family:'Epilogue';src:url(epilogue.woff2) format('woff2');font-weight:100 900;font-display:swap}
:root{--bg:#EDF3F4;--surf:#fff;--surf2:#E1EBED;--line:#CBDADD;--ink:#0F1E23;--ink2:#4A5F66;--acc:#C94A1B;--accInk:#fff;--accText:#B23F14;--sh:0 1px 2px rgba(10,20,24,.08),0 12px 28px rgba(10,20,24,.10);--pad:80px;--sec:88px;color-scheme:light dark}
@media (prefers-color-scheme:dark){:root{--bg:#0A1418;--surf:#122127;--surf2:#1A2E35;--line:#243B43;--ink:#EDF3F4;--ink2:#A9BDC3;--acc:#F0703A;--accInk:#0A1418;--accText:#F58A5B;--sh:0 1px 2px rgba(0,0,0,.4),0 12px 28px rgba(0,0,0,.35)}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,'Segoe UI','PingFang SC','PingFang TC','Hiragino Sans','Apple SD Gothic Neo','Noto Sans CJK SC',sans-serif;overflow-x:hidden}
img,picture{max-width:100%;height:auto;display:block}
a{color:var(--accText)}
a:hover{color:var(--ink)}
:focus-visible{outline:3px solid var(--acc);outline-offset:2px}
h1,h2,h3,.display{font-family:'Epilogue',system-ui,'PingFang SC','PingFang TC','Hiragino Sans','Apple SD Gothic Neo',sans-serif;font-weight:800;margin:0}
p{margin:0}
.skip{position:absolute;left:-9999px}
.skip:focus{left:8px;top:8px;background:var(--surf);color:var(--ink);padding:8px 12px;z-index:9}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px var(--pad)}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font:800 24px/28px 'Epilogue',system-ui,sans-serif}
.brand img{width:44px;height:44px;border-radius:11px}
.links{display:flex;align-items:center;gap:28px;font-size:16px;font-weight:500}
.links a{min-height:44px;display:flex;align-items:center;color:var(--ink);text-decoration:none}
.links a:hover{color:var(--accText)}
.badge{display:block;height:56px;width:auto}
/* hero: always a dark glass panel, like the app's loading screen */
.hero{position:relative;margin:8px var(--pad) 0;border-radius:36px;overflow:hidden;background:#0A1418 url(hero-bg.webp) center/cover no-repeat;color:#EDF3F4;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;padding:64px;align-items:center}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,20,24,.86) 0%,rgba(10,20,24,.55) 55%,rgba(10,20,24,.15) 100%),linear-gradient(0deg,rgba(10,20,24,.7),rgba(10,20,24,0) 40%)}
.hero>*{position:relative}
.hero-copy{display:flex;flex-direction:column;gap:24px;align-items:flex-start;}
.hero-icon{width:96px;height:96px;border-radius:22px;box-shadow:0 10px 30px rgba(0,0,0,.45)}
.hero h1{font-size:60px;line-height:1.05;letter-spacing:-1px}
.lead{font-size:20px;line-height:1.55;max-width:540px;color:#C9D8DC}
.cta{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.cta span{font-size:14px;color:#A9BDC3;max-width:260px;line-height:1.4}
.phone{width:min(300px,100%);justify-self:center;border-radius:42px;border:8px solid #1b2a30;background:#000;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.phone img{width:100%;height:auto;border-radius:34px}
/* facts */
.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;padding:32px var(--pad) 0}
.fact{border-radius:20px;background:var(--surf);box-shadow:var(--sh);padding:20px 22px}
.fact b{display:block;font:800 20px/26px 'Epilogue',system-ui,sans-serif;margin-bottom:4px}
.fact span{font-size:15px;line-height:1.45;color:var(--ink2)}
/* features */
.feats{display:flex;flex-direction:column;gap:88px;padding:var(--sec) var(--pad)}
.feat{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.feat.flip .pic{order:1}
.pic{border-radius:32px;background:var(--surf2);display:flex;justify-content:center;padding:40px 24px;align-self:stretch;align-items:center}
.pic .phone{width:min(260px,100%);box-shadow:var(--sh)}
.feat-t{display:flex;flex-direction:column;gap:12px}
.eyebrow{font-size:14px;font-weight:700;color:var(--accText);letter-spacing:.02em}
h2{font-size:40px;line-height:1.12}
.feat-t p{font-size:18px;line-height:1.6;color:var(--ink2)}
.note{font-size:14px;line-height:1.5;color:var(--ink2);padding:0 var(--pad) var(--sec);max-width:calc(900px + 2*var(--pad))}
.q{border-radius:20px;background:var(--surf);box-shadow:var(--sh);padding:20px 24px;display:flex;flex-direction:column;gap:8px}
.q h2{font-size:19px;line-height:26px;font-weight:700}
.q p{font-size:17px;line-height:1.55;color:var(--ink2)}
.q a{overflow-wrap:anywhere}
/* footer */
.foot{padding:28px var(--pad);border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px;font-size:15px;color:var(--ink2)}
.foot .row{display:flex;flex-wrap:wrap;gap:8px 32px;justify-content:space-between;align-items:center}
.foot nav{display:flex;flex-wrap:wrap;gap:0 24px}
.foot nav a{min-height:44px;display:flex;align-items:center;font-weight:700}
.foot .langs a{font-weight:500}
.foot .langs a[aria-current]{color:var(--ink);text-decoration:none;font-weight:700}
/* doc pages */
.doc{padding:56px var(--pad) 88px;max-width:calc(780px + 2*var(--pad));display:flex;flex-direction:column;gap:32px}
.doc h1,.support h1{font-size:52px;line-height:1.06}
.upd{font-size:16px;color:var(--ink2)}
.callout{border-radius:24px;background:var(--surf2);padding:24px;font:800 24px/1.3 'Epilogue',system-ui,'PingFang SC','PingFang TC','Hiragino Sans','Apple SD Gothic Neo',sans-serif}
.doc section{display:flex;flex-direction:column;gap:8px}
.doc h2{font-size:24px;line-height:30px}
.doc section p{font-size:18px;line-height:1.65;color:var(--ink2)}
.doc section a{overflow-wrap:anywhere}
.support{padding:56px var(--pad) 88px;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.support .l{display:flex;flex-direction:column;gap:24px}
.support .lead{color:var(--ink2);font-size:19px}
.mailcard{border-radius:28px;background:var(--surf);box-shadow:var(--sh);padding:24px;display:flex;flex-direction:column;gap:12px;border-top:4px solid var(--acc)}
.mailcard small{font-size:14px;font-weight:700;color:var(--ink2)}
.mailcard .addr{font:800 28px/1.2 'Epilogue',system-ui,sans-serif;color:var(--accText);overflow-wrap:anywhere}
.btn{min-height:56px;padding:0 32px;border-radius:28px;background:var(--acc);color:var(--accInk);display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:700;text-decoration:none}
.btn:hover{color:var(--accInk);filter:brightness(1.08)}
.faq-s{display:flex;flex-direction:column;gap:12px}
/* 404 */
.nf{min-height:calc(100vh - 220px);display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:16px;padding:32px var(--pad) 64px}
.nf .big{font:800 120px/1 'Epilogue',system-ui,sans-serif;color:var(--accText)}
.nf h1{font-size:44px;line-height:1.1}
.nf p{font-size:18px;line-height:1.5;color:var(--ink2);max-width:460px}
@media (max-width:900px){
:root{--pad:20px;--sec:48px}
.nav{padding:14px 20px}
.links{gap:2px;font-size:15px}.links a{padding:0 10px}
.nav .navstore{display:none}
.hero{margin:6px 12px 0;grid-template-columns:minmax(0,1fr);gap:24px;padding:32px 20px;border-radius:28px}
.hero::before{background:linear-gradient(180deg,rgba(10,20,24,.82),rgba(10,20,24,.5) 60%,rgba(10,20,24,.75))}
.hero-icon{width:76px;height:76px;border-radius:18px}
.hero h1{font-size:36px}.lead{font-size:18px}
.hero .phone{width:min(240px,100%)}
.facts{grid-template-columns:minmax(0,1fr);gap:12px;padding-top:24px}
.feats{gap:44px}
.feat,.support{grid-template-columns:minmax(0,1fr);gap:24px}
.feat.flip .pic{order:0}
.pic{padding:24px 16px}.pic .phone{width:min(230px,100%)}
h2{font-size:30px}
.doc{padding:28px 20px 56px}.doc h1,.support h1{font-size:36px}
.support{padding:28px 20px 56px}
.mailcard .addr{font-size:20px}
.callout{font-size:20px}
.nf .big{font-size:80px}.nf h1{font-size:32px}
.foot{padding:20px}
}
@media (max-width:480px){.links a:first-child{display:none}.brand{font-size:21px}}