body{font-family:system-ui,-apple-system,sans-serif;margin:0;background:#f4f4f2;color:#222}header{background:#111;color:#fff;padding:14px 16px}h1{font-size:20px;margin:0}main{padding:14px;max-width:900px;margin:auto}nav{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}nav button{padding:8px 10px;border:1px solid #ccc;background:#fff;border-radius:8px;cursor:pointer}section{background:#fff;border:1px solid #ddd;border-radius:10px;padding:14px;margin-bottom:14px}input,select,textarea{width:100%;padding:9px;margin:6px 0;border:1px solid #ccc;border-radius:8px;box-sizing:border-box}button.primary{background:#111;color:#fff;border:0;padding:10px 14px;border-radius:8px;cursor:pointer}table{width:100%;border-collapse:collapse;font-size:14px}th,td{border-bottom:1px solid #eee;padding:6px;text-align:left}.warn{color:#a00;font-weight:700}.badge{background:#111;color:#fff;padding:2px 8px;border-radius:20px;font-size:12px}small{color:#555}