:root{font-family:Arial,sans-serif;color:#183b30;background:#f0f4f2;font-size:16px}*{box-sizing:border-box}body{margin:0}button{font:inherit;cursor:pointer}button:focus-visible{outline:3px solid #386ced;outline-offset:4px}header{background:white;border-bottom:1px solid #d8e2dc;display:flex;align-items:center;gap:20px;padding:12px max(24px,calc((100vw - 1120px)/2));min-height:108px}header img{width:118px;height:74px;object-fit:contain}.brand{display:grid;gap:7px;border-right:1px solid #ddd;padding-right:20px}.brand strong{font-size:22px}.brand span{color:#6b7e73;font-size:14px}.edition{margin-right:auto;font-size:13px;color:#6b7e73}main{max-width:1120px;margin:auto;padding:28px 24px}.topline{display:flex;justify-content:space-between;gap:16px;font-size:14px;color:#607768;margin-bottom:22px}.dashboard{display:flex;gap:70px;padding-bottom:22px}.dashboard div{display:grid;gap:9px}.dashboard small{font-size:14px;color:#526c5e}.dashboard strong{font-size:29px;font-variant-numeric:tabular-nums}.dashboard em{font-size:16px;color:#688273;font-style:normal}.progress{height:6px;background:#dae4dd;border-radius:8px;overflow:hidden;margin-bottom:26px}.progress i{display:block;height:100%;background:#658d2e;transition:width .5s}#game{display:grid;grid-template-columns:1fr 1fr;gap:26px}.mission{background:#183e32;color:white;padding:30px;border-radius:22px;border-bottom:8px solid #cae86c}.mission-head{display:flex;justify-content:space-between;align-items:center}.badge{background:#cee970;color:#244632;border-radius:30px;padding:8px 15px;font-weight:bold;font-size:14px}.mission-code{font-size:13px;letter-spacing:2px;color:#afc7b8}.question-wrap{padding-top:30px}#symbol{font-size:40px;display:block;margin-bottom:18px}h1{font-size:30px;line-height:1.35;margin:0 0 20px}#questionZh{font-size:21px;line-height:1.7;color:#deeddf;text-align:left;margin:0 0 28px}.audio-row{display:flex;flex-wrap:wrap;gap:12px}.audio,.quiet{border:1px solid #6e927b;border-radius:10px;padding:12px;color:white;background:#2b5442}.quiet{background:transparent}.audio-status{font-size:13px;line-height:1.6;color:#bfd1c5;margin-bottom:0}.choice-label{display:flex;justify-content:space-between;gap:12px;margin:9px 0 20px}.choice-label span{font-size:14px;color:#63786c}#choices{display:grid;gap:13px}.answer{display:flex;align-items:center;gap:14px;background:white;border:2px solid #dce5df;border-radius:14px;text-align:right;padding:18px;color:#1c3c30;width:100%;transition:transform .15s,border-color .15s}.answer:not(:disabled):hover{border-color:#6c9539;transform:translateY(-2px)}.answer:disabled{cursor:default;opacity:1}.letter{width:33px;height:33px;display:grid;place-items:center;border-radius:9px;background:#edf3ee;flex-shrink:0;font-weight:bold}.answer strong{font-size:17px;line-height:1.4;display:block}.answer span[lang]{font-size:16px;line-height:1.6;display:block;text-align:left;margin-top:7px;color:#5b7062}.answer.correct{border-color:#528927;background:#f1f9e8}.answer.wrong{border-color:#b64a43;background:#fff1ef}.answer.correct .letter{background:#528927;color:white}.answer.wrong .letter{background:#b64a43;color:white}#feedback{padding:18px;margin-top:18px;border-radius:14px;background:#e3eed8;line-height:1.6}#feedback.bad{background:#fae6df}#feedback strong{display:block;font-size:19px}#feedback p{margin:8px 0}#feedback p[lang]{text-align:left}.primary{border:0;border-radius:12px;padding:17px 24px;background:#245839;color:white;font-weight:bold;width:100%;margin-top:18px;display:flex;justify-content:space-between;gap:12px}[hidden]{display:none!important}footer{padding-top:30px;color:#6a7c70;font-size:14px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}footer p{width:100%;border-top:1px solid #d6e0d9;padding-top:16px;font-size:13px;line-height:1.8;margin:0}#results{background:white;border:1px solid #d6e0d9;padding:38px;border-radius:22px;text-align:center}#results h1{font-size:36px}#results .total{font-size:76px;font-weight:bold;color:#3e6d2c}#results p{line-height:1.7}.review{text-align:right;background:#f0f5ee;padding:15px;margin:10px 0;border-radius:10px}.review p{margin:6px 0;font-size:15px}.review p[lang]{text-align:left}@media(max-width:720px){header{padding:10px 18px;gap:14px}header img{width:91px;height:65px}.brand{padding-right:14px}.brand strong{font-size:20px}.edition{display:none}main{padding:20px 16px}.topline{font-size:13px;gap:8px}.dashboard{gap:0;justify-content:space-between}.dashboard strong{font-size:25px}.dashboard small{font-size:13px}#game{grid-template-columns:1fr;gap:18px}.mission{padding:23px;border-radius:17px}.question-wrap{padding-top:20px}#symbol{font-size:30px;margin-bottom:10px}h1{font-size:25px;margin-bottom:14px}#questionZh{font-size:19px;margin-bottom:18px}.answer{padding:15px}.answer strong{font-size:17px}.choice-label{margin:0 0 14px}#results{padding:24px 18px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}