:root{--bg:#fbfaf7;--fg:#1f2328;--muted:#6b7280;--line:#e5e2da;--accent:#b45309;--card:#fff;--ok:#15803d;--warn:#b91c1c;font-family:-apple-system,"Apple SD Gothic Neo","Pretendard",system-ui,sans-serif}
@media (prefers-color-scheme:dark){:root{--bg:#15171a;--fg:#e8e6e1;--muted:#9aa0a6;--line:#2a2e33;--accent:#f59e0b;--card:#1d2024}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);line-height:1.55}
main{max-width:980px;margin:0 auto;padding:24px 16px 64px}header{border-bottom:1px solid var(--line);padding:12px 16px;display:flex;gap:16px;align-items:baseline;flex-wrap:wrap}
header a{color:var(--accent);text-decoration:none}header .crumb{color:var(--muted);font-size:.9rem}
h1{font-size:1.5rem;margin:.2em 0}h2{font-size:1.15rem;margin:1.6em 0 .5em;border-left:4px solid var(--accent);padding-left:.5em}
p.lead{color:var(--muted)}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px;margin:12px 0}
label{display:block;font-size:.85rem;color:var(--muted);margin-bottom:2px}input,select{width:100%;padding:8px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--fg);font:inherit}
.grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}
button{font:inherit;padding:8px 14px;border-radius:8px;border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer}
button.ghost{background:transparent;color:var(--accent)}button:disabled{opacity:.5;cursor:wait}.row{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}
table{width:100%;border-collapse:collapse;font-size:.92rem}th,td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--line);vertical-align:top}th{color:var(--muted);font-weight:600}
td.num{text-align:right;font-variant-numeric:tabular-nums}code,pre{font-family:ui-monospace,Menlo,monospace;font-size:.88em}pre{background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:10px;overflow:auto}
.ok{color:var(--ok)}.warn{color:var(--warn)}.muted{color:var(--muted)}small{color:var(--muted)}
.note{border-left:4px solid var(--muted);padding:8px 12px;color:var(--muted);font-size:.9rem;background:var(--card)}
@media (max-width:600px){table{font-size:.82rem}th,td{padding:5px 4px}}