:root{--bg:#f5f4ef;--card:#fffefa;--ink:#1c302c;--muted:#65726b;--line:#dcded4;--accent:#285d46;--soft:#e9eee4;--gold:#967235;color-scheme:light}
:root.dark{--bg:#17231f;--card:#1e2d27;--ink:#e5e9dc;--muted:#a7b6ab;--line:#3c4b40;--accent:#afcfaf;--soft:#293d30;--gold:#d2b679;color-scheme:dark}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.8 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif}a{color:var(--accent);text-underline-offset:4px}button,input,select{font:inherit}button,select{cursor:pointer}button{color:var(--ink);background:transparent;border:1px solid var(--line);border-radius:6px;padding:5px 13px}button:hover,button[aria-pressed=true]{background:var(--accent);color:var(--bg)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--gold);outline-offset:3px}[hidden]{display:none!important}
.top{max-width:1160px;margin:auto;padding:24px 30px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);gap:16px}.logo{color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:10px;font-size:21px;font-weight:650}.logo small{font-size:10px;letter-spacing:2px;border-left:1px solid var(--line);padding-left:13px;font-weight:450}.tools{display:flex;align-items:center;gap:12px}.tools a{font-size:13px;text-decoration:none}main{max-width:1060px;padding:0 30px;margin:auto}.hero{padding:58px 0 30px}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--muted);font-weight:650}.eyebrow span{margin-left:18px;color:var(--gold)}h1{font-family:Georgia,"Songti SC","SimSun",serif;font-size:clamp(30px,5vw,48px);line-height:1.3;letter-spacing:-1px;margin:18px 0}#subtitle{max-width:760px;color:var(--muted);font-size:16px}.meta{display:flex;flex-wrap:wrap;gap:12px 30px;font-size:12px;margin-top:26px}.meta b{font-weight:500;color:var(--muted);margin-right:8px}.takeaway{border-top:2px solid var(--accent);background:var(--soft);padding:22px 27px;margin:6px 0 22px}.takeaway>span{font-size:12px;font-weight:700;letter-spacing:2px}.takeaway p{margin:7px 0 0;font-size:17px}.audio-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:16px}.audio-card{border:1px solid var(--line);padding:18px 22px;border-radius:7px;background:var(--card)}.audio-card h3{margin:0 0 5px;font-size:15px}.audio-card p{margin:3px 0 12px;color:var(--muted);font-size:12px}.audio-card audio{width:100%;margin-top:10px}.toolbar{display:flex;justify-content:space-between;gap:15px;margin:35px 0 15px;align-items:center}.toolbar label{font-size:12px;color:var(--muted)}select,input{background:var(--card);color:var(--ink);border:1px solid var(--line);border-radius:5px;padding:8px 12px}input{max-width:45%;width:300px}#filters{display:flex;gap:8px;flex-wrap:wrap}#filters button{font-size:12px;border-radius:20px}.section-title{display:flex;justify-content:space-between;align-items:end;margin:39px 0 19px}.section-title h2{font-size:25px;margin:2px 0;font-weight:600}.section-title>span{color:var(--muted);font-size:12px}.paper{background:var(--card);border:1px solid var(--line);border-radius:8px;margin-bottom:22px;padding:28px 32px}.paper:first-child{border-top:3px solid var(--accent)}.paper-top{display:flex;justify-content:space-between;gap:15px;color:var(--gold);font-size:12px;font-weight:600}.paper h3{font-family:Georgia,"Songti SC","SimSun",serif;font-size:25px;line-height:1.45;margin:12px 0}.original{color:var(--muted);font-size:13px;margin-top:-4px}.bibliography{font-size:12px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:17px}.tags{display:flex;flex-wrap:wrap;gap:7px;margin:13px 0}.tag{font-size:11px;background:var(--soft);padding:2px 9px;border-radius:3px}.paper h4{margin:18px 0 5px;font-size:12px;letter-spacing:.5px;color:var(--accent)}.paper p{margin:5px 0}.paper ul{padding-left:21px;margin:6px 0}.paper li{padding:3px 0}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 28px}.limitations{border-left:2px solid var(--gold);padding-left:14px;margin:20px 0;font-size:13px}.limitations b{color:var(--gold)}.sources{font-size:12px;display:flex;gap:18px;flex-wrap:wrap}.evidence{font-size:11px;color:var(--muted);margin-top:14px;overflow-wrap:anywhere}.progress-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.progress-card{padding:22px;background:var(--soft);border-radius:6px}.progress-card h3{font-size:15px;margin:0 0 10px}.progress-card p{font-size:13px;margin:0}.brief{display:grid;grid-template-columns:110px 1fr;gap:20px;padding:21px 0;border-top:1px solid var(--line)}.brief span{font-size:12px;color:var(--gold)}.brief h3{font-size:15px;margin:0}.brief p{font-size:13px;margin:5px 0;color:var(--muted)}footer{margin-top:45px;padding:25px 0;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}footer>p:last-child{display:flex;justify-content:space-between}#status{padding:45px 0}
@media(max-width:640px){.top{padding:18px}.logo{font-size:16px}.logo small{display:none}.tools{gap:7px}.tools button{padding:4px 9px}main{padding:0 18px}.hero{padding-top:33px}.paper{padding:22px 18px}.paper h3{font-size:21px}.detail-grid,.progress-grid{grid-template-columns:1fr}.toolbar{align-items:stretch;flex-direction:column}input{max-width:100%;width:100%}.brief{grid-template-columns:1fr;gap:3px}.takeaway{padding:18px}.meta{gap:7px 18px}footer>p:last-child{display:block}footer span{display:block}}