*{box-sizing:border-box}
:root{--bg:#fafafa;--fg:#18181b;--muted:#71717a;--card:#fff;--line:#e4e4e7;--soft:#f4f4f5}
@media (prefers-color-scheme:dark){:root{--bg:#0b0b0f;--fg:#f4f4f5;--muted:#a1a1aa;--card:#16161d;--line:#27272a;--soft:#1c1c24}}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 -apple-system,BlinkMacSystemFont,"SF Pro Text",system-ui,sans-serif}
a{color:var(--a1)}
.top{display:flex;flex-wrap:wrap;align-items:center;gap:8px 24px;padding:14px 20px;border-bottom:1px solid var(--line)}
.brand{color:var(--fg);text-decoration:none;font-weight:600}
.tabs{display:flex;flex-wrap:wrap;align-items:center;gap:4px 16px;margin-left:auto;font-size:.95rem}
.tabs .appname{font-weight:600;background:linear-gradient(90deg,var(--a1),var(--a2));-webkit-background-clip:text;background-clip:text;color:transparent}
.tabs a{color:var(--muted);text-decoration:none;padding:2px 0;border-bottom:2px solid transparent}
.tabs a:hover{color:var(--fg)}
.tabs a[aria-current]{color:var(--fg);border-bottom-color:var(--a1)}
main{max-width:800px;margin:0 auto;padding:36px 20px 56px}
.hero h1{font-size:2.6rem;line-height:1.12;margin:0 0 12px;letter-spacing:-.02em}
.hero.app h1{background:linear-gradient(90deg,var(--a1),var(--a2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:1.15rem;margin:0 0 12px}
.eyebrow{font-size:.85rem!important;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:8px}
.muted{color:var(--muted)}.small{font-size:.88rem}
h2.section{font-size:1.4rem;margin:48px 0 16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:28px}
.card{display:block;padding:22px;border:1px solid var(--line);border-radius:16px;background:var(--card);color:var(--fg);text-decoration:none;transition:transform .15s}
.card:hover{transform:translateY(-2px)}
.card h2{margin:12px 0 4px;font-size:1.3rem}.card p{margin:0 0 8px;color:var(--muted)}
.appicon{display:block;width:56px;height:56px;border-radius:22.5%;object-fit:cover;box-shadow:0 1px 2px rgba(0,0,0,.18),0 4px 12px rgba(0,0,0,.12)}
.dot{display:block;width:56px;height:56px;border-radius:22.5%;background:linear-gradient(135deg,var(--a1),var(--a2))}
.btn{display:inline-block;padding:10px 20px;border-radius:999px;color:#fff;text-decoration:none;font-weight:600;background:linear-gradient(90deg,var(--a1),var(--a2))}
.btn.ghost{background:none;color:var(--fg);border:1px solid var(--line)}
.doc .btn{margin:4px 0 8px}
.pill{display:inline-block;padding:8px 16px;border-radius:999px;border:1px solid var(--line);color:var(--muted);font-size:.9rem}
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:14px}
.steps li{padding:18px;border:1px solid var(--line);border-radius:14px;background:var(--card)}
.steps h3{margin:10px 0 4px;font-size:1.05rem}.steps p{margin:0;color:var(--muted)}
.num{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:50%;color:#fff;font-weight:700;font-size:.9rem;background:linear-gradient(135deg,var(--a1),var(--a2))}
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px 28px}
.feature h3{margin:0 0 4px;font-size:1.05rem}.feature p{margin:0;color:var(--muted)}
.doc h1{font-size:2.1rem;line-height:1.2;margin:0 0 8px;letter-spacing:-.01em}
.doc h2{font-size:1.3rem;margin:36px 0 8px;scroll-margin-top:16px}
.doc h3{font-size:1.05rem;margin:20px 0 4px}
.doc li{margin:4px 0}
.toc{margin:16px 0 8px;padding:14px 18px;border:1px solid var(--line);border-radius:12px;background:var(--card)}
.toc p{margin:0 0 4px}.toc ul{margin:0;padding-left:18px;columns:2;column-gap:24px}
.doc .toc li{margin:0 0 6px;break-inside:avoid}
@media (max-width:560px){.toc ul{columns:1}.hero h1{font-size:2rem}}
blockquote{margin:16px 0;padding:12px 16px;border-left:3px solid var(--a1);background:var(--soft);border-radius:0 10px 10px 0}
blockquote p{margin:0}
code{font:.9em ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--soft);padding:1px 5px;border-radius:5px}
details{border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin:8px 0;background:var(--card)}
summary{cursor:pointer;font-weight:600}
details p{margin:8px 0 0}
footer{max-width:800px;margin:0 auto;padding:20px;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}