:root{--bg:#f6f5f2;--surface:#fff;--surface-2:#eceae5;--ink:#17181a;--muted:#62676c;--line:#e0ddd6;--accent:#c96442;--accent-ink:#fff;--accent-soft:#f7e3da;--r:16px;color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#111213;--surface:#1a1b1d;--surface-2:#252629;--ink:#eceeeb;--muted:#9aa1a5;--line:#2c2e31;--accent:#e08562;--accent-ink:#1c0d06;--accent-soft:#3a2219;color-scheme:dark}}
:root[data-theme=dark]{--bg:#111213;--surface:#1a1b1d;--surface-2:#252629;--ink:#eceeeb;--muted:#9aa1a5;--line:#2c2e31;--accent:#e08562;--accent-ink:#1c0d06;--accent-soft:#3a2219;color-scheme:dark}
*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 'Open Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
.wrap{max-width:720px;margin:0 auto;padding:calc(28px + env(safe-area-inset-top,0px)) 16px calc(40px + env(safe-area-inset-bottom,0px))}
header.top{display:flex;align-items:center;gap:10px;margin-bottom:36px}
header.top img{width:34px;height:34px;border-radius:9px}
header.top b{font-size:17px}
.hero{display:grid;gap:14px;margin-bottom:28px}
.hero h1{margin:0;font-size:clamp(30px,7vw,46px);line-height:1.08;letter-spacing:-.02em}
.hero p{margin:0;color:var(--muted);font-size:18px;max-width:560px}
.cta{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 24px;border-radius:14px;background:var(--accent);color:var(--accent-ink);font-weight:700;font-size:17px;text-decoration:none;border:0;cursor:pointer}
.cta.sec{background:var(--surface);color:var(--ink);border:1px solid var(--line)}
.ctas{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.small{font-size:13.5px;color:var(--muted)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px 18px}
.steps{list-style:none;margin:0;padding:0;counter-reset:s}
.steps li{counter-increment:s;display:flex;gap:14px;padding:12px 0;align-items:flex-start}
.steps li+li{border-top:1px solid var(--line)}
.steps li::before{content:counter(s);flex:none;width:28px;height:28px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-weight:700;font-size:14px;display:grid;place-items:center;margin-top:1px}
h2{font-size:20px;margin:36px 0 12px;letter-spacing:-.01em}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.grid .card b{display:block;margin-bottom:4px}
.grid .card span{color:var(--muted);font-size:14.5px}
details{border-top:1px solid var(--line);padding:12px 0}
details:last-of-type{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-weight:600}
details p{margin:8px 0 0;color:var(--muted)}
footer{margin-top:40px;font-size:13px;color:var(--muted);display:grid;gap:6px}
.center{text-align:center}
.app-ic{width:84px;height:84px;border-radius:20px;box-shadow:0 10px 28px rgba(0,0,0,.16)}
.hidden{display:none!important}
.url{display:flex;gap:10px;align-items:center;margin-bottom:6px}
.url code{flex:1;min-width:0;overflow-wrap:anywhere;background:var(--surface-2);border-radius:10px;padding:12px 14px;font-size:14.5px}
.url .cta{min-height:44px;padding:0 18px;font-size:15px}
.tabs{display:flex;gap:4px;padding:4px;background:var(--surface-2);border-radius:14px;margin:8px 0 14px;scroll-margin-top:16px}
.tabs [role=tab]{flex:1;min-width:0;min-height:42px;border:0;border-radius:10px;background:transparent;color:var(--muted);font-family:inherit;font-size:15px;font-weight:600;line-height:1;cursor:pointer;padding:0 6px}
.tabs [role=tab][aria-selected=true]{background:var(--surface);color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.12)}
.tabs [role=tab]:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
.panel{min-height:260px}
.panel .note{margin:12px 2px 0}
.panel details:first-child{border-top:0}