:root{color-scheme:light;--accent:#3569d4;--line:#e4e7ec;--muted:#6b7280}
*{box-sizing:border-box}body{margin:0;background:#f8f9fb;color:#1f2937;font:15px/1.5 system-ui,-apple-system,'Segoe UI',sans-serif}
[hidden]{display:none!important}button,input,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}
main{max-width:560px;margin:42px auto 48px;padding:0 16px}.brand{font-size:13px;color:#64748b;margin:0 0 20px}
h1{font-size:27px;letter-spacing:-.5px;line-height:1.25;margin:0 0 8px}h2{font-size:22px;margin:0 0 6px;letter-spacing:-.3px}
p{margin:0 0 20px}.sub{color:var(--muted);font-size:14px}.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:26px}
.species{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:18px}
.species button{border:1px solid var(--line);border-radius:8px;background:#fff;padding:16px 10px;font-weight:600}
.species button:hover{border-color:var(--accent);background:#f7faff}.species .emoji{display:block;font-size:29px;margin-bottom:4px}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;margin-top:18px}
.tile{display:block;position:relative;border:0;padding:0;aspect-ratio:1;background:#e8edf2;overflow:hidden}
.tile img{width:100%;height:100%;object-fit:cover;display:block}.tile.selected img{transform:scale(.9);filter:brightness(.8)}
.tile.selected{background:var(--accent)}.tile span{display:none;position:absolute;left:6px;top:6px;border-radius:50%;background:var(--accent);border:2px solid #fff;color:#fff;width:25px;height:25px;place-items:center;font-size:14px}
.tile.selected span{display:grid}.actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:15px}
.btn{border:0;border-radius:7px;padding:10px 18px;background:var(--accent);color:white;font-size:14px;font-weight:600}
.btn:hover:not(:disabled){background:#2857bd}.back{border:0;background:transparent;color:#5f708c;padding:4px 0;font-size:13px}
.err{margin-top:14px;color:#ae3737;font-size:13px;white-space:pre-wrap}
label{display:block;font-size:13px;font-weight:650;margin:15px 0 6px}input,textarea{display:block;width:100%;padding:11px;border:1px solid #d8dde7;border-radius:7px;outline:0}input:focus,textarea:focus{border-color:var(--accent)}textarea{resize:vertical;min-height:105px}
.form-art{display:block;width:100%;height:auto;max-height:220px;object-fit:contain;margin:14px 0 18px;border-radius:7px}
.form-image-error{color:#9d3434;font-size:13px;margin:12px 0 16px}
.hint{font-size:13px;color:var(--muted);margin:0}.thanks{text-align:center;padding:23px 0}.thanks h2{margin-bottom:8px}
footer{text-align:center;color:#9aa2af;font-size:12px;margin-top:22px}
@media(max-width:480px){main{margin-top:20px}.card{padding:18px}.species button{padding:12px 5px}.grid{gap:3px}h1{font-size:24px}}