:root{--teal:#0b515c;--turq:#4db7b0;--cream:#f1efe8;--ink:#1d2b2b;--line:#d9d6cd}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--cream);line-height:1.5}a{color:var(--teal)}.container{max-width:960px;margin:0 auto;padding:24px}header.bar{background:var(--teal);color:#fff;padding:12px 24px;display:flex;justify-content:space-between;align-items:center}header.bar a{color:#fff}h1{font-size:1.6rem}h2{font-size:1.15rem;margin-top:28px;border-bottom:1px solid var(--line);padding-bottom:6px}label{display:block;font-weight:600;font-size:.85rem;margin:12px 0 4px}input[type=email],input[type=text],select,textarea{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:6px;font:inherit;background:#fff}textarea{min-height:80px;font-family:ui-monospace,monospace;font-size:.82rem}.row{grid-template-columns:1fr 1fr;grid-gap:12px}.row,.row3{display:grid;gap:12px}.row3{grid-template-columns:1fr 1fr 1fr;grid-gap:12px}.btn,button{background:var(--teal);color:#fff;border:0;border-radius:6px;padding:10px 16px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;display:inline-block}.btn.secondary,button.secondary{background:var(--turq)}.card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px;margin:12px 0}.banner{padding:10px 14px;border-radius:8px;margin:12px 0;font-weight:600}.banner.ok{background:#def5ee;color:#0b5b4a}.banner.err{background:#fdecec;color:#9b1c1c}.muted{color:#6b726f;font-size:.85rem}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:8px;border-bottom:1px solid var(--line);font-size:.9rem}