:root{color-scheme:dark;--bg:#12110f;--bg-2:#1c1915;--bg-3:#262119;--line:#3a342c;--text:#f4efe6;--muted:#b5aa9b;--accent:#ef9f62;--good:#8fbfa8;--bad:#e07a6a;--serif:"Iowan Old Style",Palatino,"Songti TC",serif;--sans:ui-sans-serif,"PingFang TC",sans-serif}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:var(--sans)}a{color:inherit}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}h1,h2,h3{font-family:var(--serif);font-weight:500}.shell{min-height:100vh}.top{display:flex;justify-content:space-between;align-items:center;padding:18px 28px;border-bottom:1px solid var(--line)}.brand{font-family:var(--serif);font-size:22px;text-decoration:none;letter-spacing:-.03em}.nav{display:flex;gap:16px;color:var(--muted);font-size:14px}.nav a{text-decoration:none}.page{width:min(1080px,calc(100% - 40px));margin:0 auto;padding:36px 0 80px}.kicker{color:var(--accent);letter-spacing:.16em;text-transform:uppercase;font-size:12px}.lede{font-family:var(--serif);font-size:42px;line-height:1.15;margin:8px 0 12px}.sub{color:var(--muted);max-width:62ch;line-height:1.6}.grid{display:grid;grid-template-columns:1.1fr .9fr;grid-gap:28px;gap:28px;margin-top:28px}.card,.panel{background:var(--bg-2);border:1px solid var(--line);border-radius:16px}.card{padding:18px}.stack{gap:12px}.stack,label{display:flex;flex-direction:column}label{gap:6px;font-size:13px;color:var(--muted)}input,select,textarea{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:10px 12px}textarea{min-height:96px;resize:vertical}.btn{background:var(--accent);color:#1b120c;border:0;border-radius:999px;padding:10px 16px;font-weight:650}.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line)}.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.board-list{display:flex;flex-direction:column;gap:10px}.board-link{display:block;text-decoration:none;padding:14px 16px;border-radius:14px;background:var(--bg-2);border:1px solid var(--line)}.board-link strong{display:block;margin-bottom:4px}.board-link span{color:var(--muted);font-size:13px}.works{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px;margin-top:18px}.work{padding:16px;border-top:3px solid var(--accent)}.work em{color:var(--accent);font-style:normal;font-size:12px;letter-spacing:.08em}.note{color:var(--muted);font-size:13px;line-height:1.5}.workspace{height:calc(100vh - 58px);display:grid;grid-template-columns:280px 1fr 320px}.col{min-height:0;overflow:auto;border-right:1px solid var(--line);padding:16px}.col:last-child{border-right:0}.col h2{margin:8px 0;font-size:18px}.item,.msg{width:100%;text-align:left;background:transparent;border:1px solid transparent;border-radius:12px;padding:10px}.item.active,.item:hover{border-color:var(--line);background:var(--bg-2)}.item small,.meta{color:var(--muted);display:block}.status-error{color:var(--bad)}.status-processing{color:var(--accent)}.reader{white-space:pre-wrap;line-height:1.7;font-size:15px}.summary{background:var(--bg-3);border-radius:12px;padding:12px;margin-bottom:12px}.chat{display:flex;flex-direction:column;gap:10px;height:100%}.messages{flex:1 1;overflow:auto;display:flex;flex-direction:column;gap:8px}.msg{border:1px solid var(--line);background:var(--bg-2);white-space:pre-wrap}.msg.user{background:transparent}.slide{padding:12px;margin-bottom:10px}.frame,.slide{border:1px solid var(--line);border-radius:12px}.frame{width:100%;min-height:480px;background:white}.video{width:100%;border-radius:12px;background:black}.prompts{display:grid;grid-gap:12px;gap:12px}.prompt{padding:16px}.prompt pre{white-space:pre-wrap;font-family:var(--sans);line-height:1.55}@media (max-width:900px){.grid,.works{grid-template-columns:1fr}.lede{font-size:32px}.workspace{height:auto;grid-template-columns:1fr}.col{border-right:0;border-bottom:1px solid var(--line);max-height:none}}