*{box-sizing:border-box}body{margin:0;background:#f3f6fb;color:#162337;font-family:system-ui,-apple-system,"Noto Sans JP",sans-serif;font-size:16px;line-height:1.6}main{max-width:1600px;margin:auto;padding:28px 32px 42px}header{display:flex;align-items:center;justify-content:space-between;gap:20px}.eyebrow{font-size:12px;letter-spacing:.15em;color:#315c86;margin:0 0 5px}h1{font-size:28px;line-height:1.4;margin:0}h1 span{font-size:20px;font-weight:500;margin-left:16px}.download,button{font:inherit}.download{display:inline-block;text-decoration:none;background:#005bc0;color:white;padding:11px 18px;border-radius:8px;white-space:nowrap}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:22px 0 12px}.toolbar p{margin:0;color:#43536b}.toolbar button{padding:7px 13px;border:1px solid #b5c3d4;border-radius:7px;color:#162337;background:#fff;cursor:pointer}.photos,.closeups{display:grid;grid-template-columns:1fr 1fr;gap:18px}figure{margin:0;min-width:0}figcaption{font-size:15px;font-weight:700;margin-bottom:7px}svg{display:block;width:100%;height:auto;border-radius:10px}.photos svg{background:#fff}.hide-marks .mark{visibility:hidden}.mark.dim{opacity:.18}.answers{margin-top:24px}.choices{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}.choice{display:flex;align-items:flex-start;gap:10px;text-align:left;background:white;border:1px solid #d0dae7;border-radius:9px;padding:13px 10px;color:inherit;cursor:pointer}.choice[aria-pressed=true]{border-color:#005bc0;background:#e6f0ff;box-shadow:inset 0 0 0 1px #005bc0}.choice strong{display:block;font-size:15px;line-height:1.4}.choice small{display:block;font-size:14px;margin-top:6px;color:#485970}.num{flex:0 0 26px;height:26px;background:#005bc0;color:white;display:grid;place-items:center;border-radius:50%;font-weight:700;font-size:14px}.detail{margin-top:20px;background:white;padding:20px;border-radius:12px}.detail h2{font-size:20px;margin:0 0 15px}.closeups{max-width:750px;margin:auto}.closeups svg{max-height:280px}.detail p{text-align:center;margin-bottom:0}.foot{font-size:14px;color:#526176}button:focus-visible,a:focus-visible{outline:3px solid #d07100;outline-offset:3px}@media(max-width:1050px){.choices{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:650px){main{padding:20px 14px}header{align-items:flex-start;flex-wrap:wrap;gap:12px}h1{font-size:24px}h1 span{display:block;font-size:18px;margin-left:0}.download{font-size:14px}.toolbar{align-items:flex-start}.toolbar p{font-size:14px}.toolbar button{font-size:14px;white-space:nowrap}.photos{grid-template-columns:1fr;gap:18px}.choices{grid-template-columns:repeat(2,minmax(0,1fr))}.choice{padding:12px 8px;gap:7px}.choice strong{font-size:14px}.choice small{font-size:14px}.detail{padding:14px}.closeups{gap:10px}.closeups figcaption{font-size:14px}}