:root{--teal:#147e93;--dark:#075569;--ink:#172f37;--muted:#5e7a83}*{box-sizing:border-box}body{margin:0;color:var(--ink);font-family:system-ui,-apple-system,Arial,sans-serif;background:linear-gradient(155deg,#e2f3f5,#f3fafb 45%,#fff);line-height:1.45}main{max-width:790px;margin:28px auto;padding:0 16px}header{padding:36px;color:#fff;background:linear-gradient(125deg,#075569,#147e93);border-radius:20px 20px 0 0}header p{color:#d6f5fa}h1{margin:6px 0;font-size:clamp(30px,5vw,44px)}form{background:#fff;padding:32px 36px 42px;border:1px solid #d8e9eb;border-radius:0 0 20px 20px;box-shadow:0 20px 50px #07556912}.fields{display:grid;grid-template-columns:1fr 1fr;gap:18px}.wide{grid-column:1/-1}.field{display:flex;flex-direction:column;gap:7px}label,legend{font-weight:600;font-size:14px}input,select,textarea{font:inherit}input:not([type=checkbox]):not([type=radio]),select,textarea{width:100%;padding:12px;border:1px solid #bcd4da;border-radius:10px}textarea{min-height:76px}fieldset{margin:20px 0 0;padding:16px;border:1px solid #c9e2e7;border-radius:12px;background:#f3fafb}.choice{display:flex;gap:8px;align-items:flex-start;margin:10px 0}.choice input{margin-top:4px;accent-color:var(--teal)}button{margin-top:24px;padding:16px;width:100%;background:var(--teal);border:0;border-radius:10px;color:white;font-size:16px;font-weight:700;cursor:pointer}button:disabled{opacity:.6}.req{color:#bd403a}.meta,#banner{padding:14px 18px;margin:0 0 24px;background:#edf7f9;border:1px solid #c9e2e7;border-radius:10px;font-size:14px}a{color:var(--dark)}#mensaje{padding:16px;margin-top:14px;border-radius:10px}.ok{background:#eaf6eb;color:#285a3a}.error{background:#fff1f1;color:#8a2222}footer{text-align:center;padding:10px 20px 40px;color:var(--muted);font-size:13px}@media(max-width:580px){main{margin:12px auto}.fields{grid-template-columns:1fr}.wide{grid-column:auto}header{padding:26px}form{padding:24px}}