:root{font-family:system-ui,sans-serif;color:#123f37;background:#f8f5ee;line-height:1.6}*{box-sizing:border-box}main{max-width:720px;margin:30px auto;padding:24px}.notice{padding:12px;background:#fff1cc;border-left:4px solid #9d782f;font-size:.9rem}.brand{letter-spacing:.2em;font-weight:700;margin-top:32px}h1{font-size:clamp(2rem,6vw,3rem);line-height:1.15}form{background:white;padding:28px;border-radius:16px;border:1px solid #d9dfd6}label,legend{display:block;font-weight:600;margin:18px 0 6px}fieldset{border:0;padding:0;margin:0}.radio{display:inline-flex;gap:8px;align-items:center;margin:8px 20px 8px 0}input,select,textarea{font:inherit;max-width:100%;width:100%;border:1px solid #82968e;border-radius:6px;background:white;color:#123f37;padding:10px}.radio input{width:auto;min-width:20px;min-height:20px}textarea{resize:vertical}.hint,span{font-size:.9rem;font-weight:400}a{color:#123f37;text-underline-offset:3px}button{font:inherit;font-weight:650;background:#123f37;color:white;border:0;border-radius:6px;padding:13px 20px;cursor:pointer;min-height:48px}button:disabled{opacity:.6;cursor:wait}input:focus-visible,textarea:focus-visible,select:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid #a77c2b;outline-offset:3px}.trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}#status:not(:empty){padding:12px;background:#f0f5f1;border-left:3px solid #123f37;overflow-wrap:anywhere}section{margin:36px 0}#restart{margin-top:8px}@media(max-width:480px){main{margin:0;padding:16px}form{padding:18px}button{width:100%}}