*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg)}
:root{--bg:#f6f7fb;--fg:#1d2433;--muted:#6b7385;--card:#fff;--line:#e6e8ef;--r:16px}
header.top{display:flex;align-items:center;justify-content:space-between;padding:18px 32px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.logo{font-weight:800;font-size:22px;letter-spacing:-.5px}.logo span{color:var(--accent)}
nav a{margin-left:20px;color:var(--muted);text-decoration:none;font-weight:500;cursor:pointer}nav a.on,nav a:hover{color:var(--accent)}
.hero{background:var(--grad);color:#fff;padding:48px 32px}.hero h1{margin:0 0 8px;font-size:36px;letter-spacing:-1px}.hero p{margin:0;opacity:.9;font-size:17px;max-width:640px}
main{max-width:1120px;margin:0 auto;padding:28px 24px 60px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:0 2px 10px rgba(20,30,60,.04)}
.card h3{margin:0 0 6px}.muted{color:var(--muted)}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.btn{background:var(--accent);color:#fff;border:0;border-radius:10px;padding:10px 16px;font-weight:600;cursor:pointer;font-size:14px}.btn:hover{filter:brightness(1.08)}.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--accent)}.btn:disabled{opacity:.5;cursor:default}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fff}label{font-size:13px;font-weight:600;color:var(--muted);display:block;margin:10px 0 4px}
.pill{display:inline-block;padding:3px 10px;border-radius:99px;font-size:12px;font-weight:600;background:var(--soft);color:var(--accent)}
.stat{font-size:30px;font-weight:800}h2{letter-spacing:-.5px}
table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px;border-bottom:1px solid var(--line);font-size:14px}th{color:var(--muted);font-weight:600}
pre{background:#0f172a;color:#e2e8f0;padding:16px;border-radius:12px;overflow:auto;font-size:13px}
.toast{position:fixed;bottom:24px;right:24px;background:#1d2433;color:#fff;padding:12px 18px;border-radius:12px;opacity:0;transition:.3s}.toast.show{opacity:1}
@media(max-width:640px){header.top{padding:14px 16px}nav a{margin-left:12px;font-size:14px}.hero{padding:32px 18px}.hero h1{font-size:28px}}
#auth{display:none}body.noauth #auth{display:flex;position:fixed;inset:0;z-index:20;background:var(--grad);align-items:center;justify-content:center;padding:20px}
body.noauth>header,body.noauth>main,body.noauth>.hero{display:none}
.authbox{width:100%;max-width:400px;padding:28px}.tabs{display:flex;gap:6px;background:var(--line);padding:4px;border-radius:12px;margin:14px 0}.tabs a{flex:1;text-align:center;padding:8px;border-radius:9px;cursor:pointer;font-weight:600;color:var(--muted)}.tabs a.on{background:var(--card);color:var(--accent)}
nav{display:flex;align-items:center;gap:4px}.ts{width:auto;margin-left:18px;padding:7px 10px;font-weight:600}.avatar{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--accent);color:#fff;font-weight:700;margin-left:14px}
#crumb{margin-bottom:18px}@media(max-width:820px){nav a{margin-left:8px}.ts{margin-left:8px;max-width:140px}}