:root{--bg:#f4f6f8;--card:#fff;--ink:#1c2430;--muted:#6b7280;--line:#e2e6ea;--brand:#0f5fa8;--ok:#16794c;--warn:#b45309;--err:#b91c1c;--okbg:#e6f6ee;--warnbg:#fff4e5;--errbg:#fdecec}
*{box-sizing:border-box}body{margin:0;font:15px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}
header.top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 20px;background:#fff;border-bottom:1px solid var(--line);flex-wrap:wrap}
.brand{font-weight:700;color:var(--ink);text-decoration:none}.brand span{color:var(--brand)}
nav a{margin-left:14px;color:var(--ink);text-decoration:none;padding:6px 4px;border-bottom:2px solid transparent}nav a.on{border-color:var(--brand);color:var(--brand)}nav a.muted{color:var(--muted)}
main{max-width:1200px;margin:0 auto;padding:20px 16px}footer{text-align:center;color:var(--muted);font-size:12px;padding:20px}
h1{font-size:24px;margin:8px 0 16px}h2{font-size:17px;margin:0 0 10px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px;margin-bottom:16px}.card.narrow{max-width:420px;margin:60px auto}.card.center{text-align:center}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:860px){.grid2{grid-template-columns:1fr}}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:16px}
.tile{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px;text-align:center}.tile b{display:block;font-size:28px}.tile span{color:var(--muted);font-size:13px}.tile.ok b{color:var(--ok)}.tile.warn b{color:var(--warn)}
table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:8px 6px;border-bottom:1px solid var(--line);vertical-align:top}th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase}
table.kv th{width:36%;text-transform:none;font-size:14px}
a{color:var(--brand)}code{background:#eef1f4;padding:1px 5px;border-radius:4px;font-size:13px}code.big{font-size:20px;letter-spacing:2px}pre{background:#0f172a;color:#e2e8f0;padding:12px;border-radius:8px;overflow:auto;font-size:12px}
label{display:block;margin:8px 0;font-size:14px}input:not([type=checkbox]),select,textarea{display:block;width:100%;margin-top:4px;padding:8px;border:1px solid #cbd2d9;border-radius:6px;font:inherit}textarea.code{font-family:ui-monospace,Menlo,monospace;font-size:12.5px}
input#q{margin-bottom:10px}
button{padding:8px 14px;border-radius:6px;border:1px solid #cbd2d9;background:#fff;cursor:pointer;font:inherit;margin-top:6px}button.primary{background:var(--brand);color:#fff;border-color:var(--brand)}button.warn{background:var(--warnbg);color:var(--warn);border-color:#f2c48a}button.danger{background:var(--err);color:#fff;border-color:var(--err)}
form.inline{display:flex;gap:8px;align-items:flex-end;flex-wrap:wrap;margin:6px 0}form.inline label{flex:1;margin:0}form.inline>input{flex:1;margin:0;min-width:160px}form.inline>button{margin:0}form.inline input,form.inline select{margin-top:4px}
hr{border:0;border-top:1px solid var(--line);margin:12px 0}
.pill{display:inline-block;padding:1px 8px;border-radius:999px;font-size:12px;font-weight:600}.pill.ok{background:var(--okbg);color:var(--ok)}.pill.warn{background:var(--warnbg);color:var(--warn)}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:14px;background:var(--okbg);color:var(--ok)}.flash.err{background:var(--errbg);color:var(--err)}
.muted{color:var(--muted)}.warn-text{color:var(--warn)}.danger{color:var(--err)}summary{cursor:pointer;font-weight:600}
img.qr{width:320px;max-width:100%;image-rendering:pixelated}.big{font-size:18px}
@media print{header,footer,nav,form,.grid2{display:none!important}.card.center{border:0}}