:root{--bg:#f6f7f9;--surface:#ffffff;--ink:#17212b;--muted:#5b6b7a;--line:#d8dee5;--accent:#0b5394;--ok:#1c7c39;--refuse:#a4262c}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.5}main{max-width:880px;margin:0 auto;padding:24px 16px 64px}header.app{background:var(--surface);border-bottom:1px solid var(--line)}header.app .inner{max-width:880px;margin:0 auto;padding:12px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}h1{font-size:1.25rem;margin:0}h2{font-size:1.05rem;margin:24px 0 8px}.card{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:16px;margin:12px 0}.kv{display:grid;grid-template-columns:180px 1fr;grid-gap:4px 12px;gap:4px 12px;margin:0}.kv dt{color:var(--muted)}.kv dd{margin:0;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;overflow-wrap:anywhere}label{display:block;margin:12px 0 4px;color:var(--muted);font-size:.9rem}input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:6px;font:inherit;background:var(--surface);color:var(--ink)}textarea{min-height:84px;resize:vertical}button{padding:9px 16px;border-radius:6px;border:1px solid var(--accent);background:var(--accent);color:#fff;font:inherit;cursor:pointer}button.secondary{background:var(--surface);color:var(--accent)}button:disabled{opacity:.5;cursor:not-allowed}.field-error{color:var(--refuse);font-size:.85rem;margin-top:4px}.banner{border-radius:8px;padding:12px 16px;margin:12px 0;border:1px solid}.banner.ok{border-color:var(--ok);background:#eef7f0}.banner.refuse{border-color:var(--refuse);background:#fbeff0}.banner.info{border-color:var(--accent);background:#eef4fb}.banner .code{font-weight:600}.trace{color:var(--muted);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.badge,.trace{font-size:.8rem}.badge{display:inline-block;border:1px solid var(--line);border-radius:999px;padding:1px 10px;background:var(--bg);margin-right:6px}a{color:var(--accent)}