:root{--bg:#f7f7f4;--fg:#1f2328;--muted:#666;--card:#fff;--line:#ddd;--accent:#273c75;--bad:#8b1a1a;--good:#1f6f3f;}
*{box-sizing:border-box} body{font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--fg);margin:0;line-height:1.45} header{background:var(--accent);color:white;padding:16px 24px} header a{color:white;margin-right:12px} main{max-width:1100px;margin:24px auto;padding:0 16px}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px;margin:16px 0;box-shadow:0 1px 4px #0001}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px}.btn,button{background:var(--accent);color:white;padding:10px 14px;border:0;border-radius:8px;text-decoration:none;cursor:pointer}.btn.secondary{background:#555} input,textarea,select{width:100%;padding:10px;border:1px solid var(--line);border-radius:8px;margin:6px 0 12px;background:#fff} textarea{min-height:160px} pre{white-space:pre-wrap;background:#f0f0f0;padding:12px;border-radius:8px;border:1px solid #ddd;overflow:auto}.pill{display:inline-block;padding:4px 8px;border-radius:99px;background:#eee;margin:2px}.good{color:var(--good)}.bad{color:var(--bad)} table{width:100%;border-collapse:collapse} th,td{border-bottom:1px solid #ddd;text-align:left;padding:8px}.small{color:var(--muted);font-size:.9em}.score{font-size:2.2em;font-weight:bold}