:root{--green:#244e41;--muted:#78837a;--paper:#f5f6f1;--line:#e0e5dc;--ink:#24342d;--accent:#dbebce}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;font-size:15px}button,input,select,textarea{font:inherit}button{cursor:pointer;transition:.18s}button:disabled{cursor:default;opacity:.45}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #94b68a;outline-offset:3px}button:hover:not(:disabled){filter:brightness(.95)}.layout{display:grid;grid-template-columns:244px 1fr;min-height:100vh}aside{padding:44px 24px 26px;background:#edf0e8;border-right:1px solid var(--line);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{color:var(--green);font-family:Georgia,serif;font-size:43px;font-weight:bold;text-decoration:none;letter-spacing:-2px;padding:0 14px}.brand span{display:block;font:11px -apple-system,sans-serif;letter-spacing:2px;margin:12px 0 52px;color:var(--muted)}.side-label{font-size:11px;color:var(--muted);letter-spacing:2px;margin:0 14px 12px}nav{display:grid;gap:7px}nav button{border:0;background:transparent;border-radius:9px;text-align:left;padding:15px 12px;color:#66746a;font-size:14px;display:flex;justify-content:space-between;gap:4px}nav button.active{background:var(--green);color:#fff}nav button span{font-size:12px;opacity:.8}.side-bottom{margin-top:auto;border-top:1px solid var(--line);padding-top:16px}.side-bottom p{font-size:12px;color:var(--muted)}.side-bottom button{display:block;background:none;border:0;padding:10px 0;color:var(--green);font-size:13px}.side-bottom small{display:block;font-size:11px;color:var(--muted);line-height:1.7;margin-top:12px}main{max-width:1160px;width:100%;padding:48px 58px 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.quiet{margin-left:auto}#result{padding:17px;border-radius:8px;background:#edf5eb;line-height:1.7}#result.incorrect{background:#fcf0eb}.warning{font-size:13px;line-height:1.8;border:1px solid #e4cd94;background:#fff9e8;padding:14px;border-radius:7px}details{padding:16px 0 24px;color:var(--muted);font-size:12px}summary{cursor:pointer}#sourceText{margin-top:15px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.9;color:#59665d}.question-footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:12px;padding:22px 0}.question-footer span{color:var(--muted);font-size:11px}.bank-info{font-size:11px;color:var(--muted);line-height:1.8;margin-top:20px}dialog{border:1px solid var(--line);border-radius:14px;padding:30px;max-width:640px;width:calc(100% - 32px);max-height:90vh;color:var(--ink)}dialog::backdrop{background:#15291f66;backdrop-filter:blur(3px)}dialog 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14px}.stats div{padding:0 16px}.filters select{max-width:160px}}@media(max-width:700px){.layout{display:block}aside{position:static;width:100%;height:auto;padding:20px 18px}.brand{font-size:32px;padding:0}.brand span{margin:7px 0 20px}.side-label{display:none}nav{display:flex;overflow-x:auto;gap:5px}nav button{white-space:nowrap;padding:11px 9px;font-size:12px}.side-bottom{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px;padding-top:8px}.side-bottom p{display:none}.side-bottom button{font-size:11px;padding:5px 0}.side-bottom small{width:100%;margin:0}.stats{padding:16px 0;gap:14px 0;grid-template-columns:repeat(2,1fr)}.stats div:nth-child(2){border:0}.stats strong{font-size:27px}main{padding:26px 16px}header{align-items:flex-start;margin-bottom:24px}h1{font-size:25px}header .outline{font-size:11px;padding:8px;white-space:nowrap;margin-top:15px}.question-card{padding:22px 18px 0}h2{font-size:20px}.question-footer span{display:none}.question-footer 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