:root{color-scheme:light;--ink:#152f3c;--muted:#51616b;--paper:#f7f5ef;--line:#d6ded9;--teal:#17645b;--gold:#e7b85e}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;font-size:16px;line-height:1.7}header{max-width:760px;margin:auto;padding:16px 20px 8px;display:flex;justify-content:space-between;align-items:flex-start;gap:8px}.brand{font-size:18px;font-weight:800;letter-spacing:.08em;text-decoration:none;color:var(--ink)}.brand span{display:block;font-size:10px;letter-spacing:.04em}.preview{font-size:11px;padding:3px 8px;background:#e8e5dc;border-radius:4px;white-space:nowrap}main{max-width:680px;margin:0 auto;padding:0 20px 32px}.intro{padding:12px 0 8px}.eyebrow{font-weight:700;color:var(--teal);font-size:13px;letter-spacing:.04em;margin:0 0 10px}h1{font-size:25px;line-height:1.5;letter-spacing:-.04em;margin:0 0 10px}h2{font-size:21px;line-height:1.6;margin:18px 0 10px}h3{font-size:16px;margin:0 0 8px}p{margin:0 0 14px}.intro>p:not(.eyebrow){font-size:14px}.sub,.hint,footer{color:var(--muted)}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 20px;box-shadow:0 6px 24px #152f3c08}.step-line{display:flex;justify-content:space-between;font-size:12px;font-weight:700;color:var(--teal)}.step-line p{margin:0}progress{appearance:none;width:100%;height:5px;border:0;border-radius:4px;margin-top:12px;background:#e8eee9}progress::-webkit-progress-bar{background:#e8eee9;border-radius:4px}progress::-webkit-progress-value{background:var(--teal);border-radius:4px}progress::-moz-progress-bar{background:var(--teal)}.hint{font-size:13px}.choice{display:flex;gap:12px;align-items:center;border:1px solid var(--line);border-radius:10px;padding:14px;margin:10px 0;cursor:pointer;min-height:72px}.choice:has(input:checked){border:2px solid var(--teal);padding:13px;background:#f0f8f4}.choice span{font-weight:700}.choice .detail{display:block;font-size:12px;font-weight:400;color:var(--muted)}input{width:20px;height:20px;flex-shrink:0;accent-color:var(--teal)}fieldset{border:0;padding:0;margin:0}button{font:inherit;font-weight:700;border-radius:9px;padding:13px 16px;min-height:48px;cursor:pointer}.actions{display:flex;gap:10px;margin-top:20px}.primary{background:var(--teal);color:white;border:1px solid var(--teal);flex:1}.primary:disabled{background:#e3e8e4;color:#51616b;border-color:#e3e8e4;cursor:default}.secondary{background:#fff;color:var(--teal);border:1px solid var(--line);font-size:14px}.result{border-top:5px solid var(--gold)}.action-card{background:#f8f3e5;padding:18px;border-radius:10px;margin:20px 0}.action-card p{margin:0}details{border-top:1px solid var(--line);padding:16px 0}summary{cursor:pointer;font-size:14px;font-weight:700;min-height:32px}details p{font-size:14px;margin:12px 0 0}.reading{margin-top:28px}.reading a{display:block;color:var(--teal);padding:13px 0;font-size:14px;text-underline-offset:4px}.reading a span{display:block;color:var(--muted);font-size:12px}footer{margin-top:24px;font-size:12px}footer summary{font-size:12px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}:focus-visible{outline:3px solid #b66f08;outline-offset:4px}[hidden]{display:none!important}@media(min-width:700px){main{padding-top:16px}.intro{padding-bottom:20px}h1{font-size:38px}.card{padding:30px}h2{font-size:26px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}