:root{color-scheme:light;--ink:#163d35;--muted:#65776d;--bg:#f4f4ed;--line:#dce3d9;--accent:#24745e}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,"Microsoft YaHei",sans-serif}header{padding:22px 5vw;border-bottom:1px solid var(--line);display:flex;justify-content:space-between}header>div{display:flex;align-items:center;gap:18px}.mark{background:var(--ink);color:#fff;border-radius:13px;padding:8px 12px}strong{font-size:22px}main{max-width:1280px;margin:auto;padding:38px 4vw}.muted,footer{color:var(--muted);font-size:14px}.eyebrow{letter-spacing:3px;font-size:13px;color:var(--accent)}h1{font-size:32px;line-height:1.5;letter-spacing:-1px}#login{padding:5vh 0;max-width:600px}#login h1{font-size:48px}input,textarea,button{font:inherit;border:1px solid var(--line);border-radius:12px;padding:12px 15px;background:#fff;color:var(--ink)}input,textarea{min-width:0}button{cursor:pointer}button:hover{border-color:var(--accent)}button:disabled{opacity:.5;cursor:wait}.primary{background:var(--ink);color:#fff}form{display:flex;gap:10px}form input{flex:1}.toolbar{display:flex;gap:20px;align-items:center;flex-wrap:wrap}.toolbar form{flex:1;min-width:220px}.layout{display:grid;grid-template-columns:300px 1fr;gap:25px;margin-top:22px}aside{border-right:1px solid var(--line);padding-right:22px}.record{display:block;width:100%;text-align:left;background:transparent;margin:0 0 10px;padding:18px}.record.active{background:#dfece3;border-color:#a4c5b4}.record small{display:block;margin-top:9px;color:var(--muted)}article{min-width:0;padding:0 10px}article h2{font-size:25px}.actions{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0}.card{background:#fff;border:1px solid var(--line);padding:20px;border-radius:18px;margin:16px 0}.transcript{max-height:520px;overflow:auto}.segment{display:grid;grid-template-columns:75px 110px 1fr;gap:10px;border-bottom:1px solid var(--line);padding:15px 0;font-size:15px}.segment small{color:var(--muted)}pre{font:inherit;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere}audio{width:100%;margin:6px 0}details{padding:12px 0}summary{cursor:pointer}a{color:var(--accent)}#message{color:#9c4430;white-space:pre-wrap}footer{padding:25px 5vw;border-top:1px solid var(--line)}.danger{color:#9c4430}.sources{display:grid;gap:8px;margin:12px 0}#askText{width:100%;min-height:80px}#chatResult{min-height:30px}@media(max-width:760px){.layout{grid-template-columns:1fr}aside{border-right:0;border-bottom:1px solid var(--line);max-height:300px;overflow:auto;padding:0}.segment{grid-template-columns:55px 85px 1fr}header .muted{display:none}#login h1{font-size:38px}}