:root{color-scheme:dark;--bg:#16130f;--panel:#211c16;--panel2:#29231c;--ink:#ede6da;--muted:#b6a992;--line:#463b2e;--accent:#df8a59;--bad:#ffc3b1;font:16px/1.65 -apple-system,"Microsoft YaHei",system-ui,sans-serif}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink)}button,input,textarea,select{font:inherit;color:inherit}button{background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:9px 15px;cursor:pointer;min-height:44px}button:hover{border-color:var(--accent)}button:disabled{opacity:.55;cursor:wait}.primary{background:var(--accent);color:#22150d;border-color:var(--accent);font-weight:600}input,textarea,select{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:10px 12px;min-width:0}textarea{min-height:90px;resize:vertical}label{display:block;font-size:14px;color:var(--muted);margin:10px 0}label>input,label>textarea,label>select{display:block;margin-top:5px}input[type=checkbox]{width:auto;display:inline;margin-right:8px}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}h1,h2,h3,p{margin:0 0 12px}h1{font:600 25px/1.3 Georgia,"Songti SC",serif}h2{font-size:19px}h3{font-size:16px}small,.muted{color:var(--muted);font-size:14px}.workspace-shell{max-width:1440px;margin:auto;padding:24px 28px 64px}.topbar,.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.topbar{justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:18px}.topbar p{margin:4px 0 0}.nav{display:flex;gap:8px;margin:20px 0}.layout{display:grid;grid-template-columns:290px minmax(0,1fr);gap:24px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:20px;margin-bottom:18px;min-width:0}.stack>*+*{margin-top:12px}.case-list{display:grid;gap:8px}.case-list button{text-align:left;width:100%}.case-list .selected{border-color:var(--accent)}.login{max-width:440px;margin:10vh auto;padding:28px}.alert{padding:14px 18px;background:#3b2620;border:1px solid #8b5543;border-radius:12px;color:var(--bad);margin:16px 0;white-space:pre-wrap;overflow-wrap:anywhere}.notice{background:#292b20;color:#d4dda7;border-color:#656945}.busy{color:var(--accent);margin:12px 0}.messages{display:grid;gap:14px;margin-bottom:18px}.message{padding:16px;background:var(--panel2);border-radius:14px;overflow-wrap:anywhere}.message.user{border-left:3px solid var(--accent)}.prose{white-space:pre-wrap;overflow-wrap:anywhere}.evidence{margin-top:12px;border-top:1px solid var(--line);padding-top:10px}.evidence article{padding:12px 0;border-bottom:1px solid var(--line)}details{margin:12px 0}summary{cursor:pointer;color:var(--muted);min-height:32px}.action{border-left:2px solid var(--accent);padding:12px 16px;background:var(--panel2);border-radius:0 12px 12px 0;margin:12px 0}.event{padding:12px 0;border-bottom:1px solid var(--line)}.tag{display:inline-block;font-size:12px;padding:2px 8px;border:1px solid var(--line);border-radius:99px;margin-right:8px;color:var(--muted)}pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px;max-height:420px;overflow:auto}form .row>*{flex:1;min-width:130px}.source,.job{padding:16px 0;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.error-text{color:var(--bad)}.empty{padding:14px 0;color:var(--muted)}.two-column{display:grid;grid-template-columns:1fr 1fr;gap:18px}.check{display:flex;align-items:baseline;gap:8px}.check input{width:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0)}
@media(max-width:780px){.workspace-shell{padding:16px 14px calc(32px + env(safe-area-inset-bottom))}.layout,.two-column{grid-template-columns:minmax(0,1fr)}.topbar{align-items:flex-start}h1{font-size:22px}.panel{padding:16px}.nav{overflow-x:auto}.login{margin:5vh auto}.row{gap:8px}form .row>*{min-width:100%}button{max-width:100%;overflow-wrap:anywhere}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}

.video-frame{max-width:100%;height:auto;display:block;border-radius:8px}