:root{--bg:#f6f7f9;--panel:#fff;--text:#1b1f24;--muted:#6b7280;--line:#e3e6ea;--accent:#0b6bcb;--accent-text:#fff;--user:#e8f1fb;--error:#b42318;--error-bg:#fdecea;--warn-bg:#fff6e0;color:var(--text);background:var(--bg);font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px}@media (prefers-color-scheme:dark){:root{--bg:#14171b;--panel:#1c2026;--text:#e6e8eb;--muted:#9aa3ad;--line:#2c323a;--accent:#4c9be8;--accent-text:#0b1520;--user:#1f2c3b;--error:#ff8a80;--error-bg:#3a1d1b;--warn-bg:#3a3220}}*{box-sizing:border-box}body{background:var(--bg);margin:0}button,input,select,textarea{font:inherit;color:inherit}button,.button{border:1px solid var(--line);background:var(--panel);cursor:pointer;color:var(--text);border-radius:6px;padding:6px 12px;text-decoration:none;display:inline-block}button:disabled{opacity:.5;cursor:default}.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.link{color:var(--accent);background:0 0;border:none;padding:0}input,select,textarea{border:1px solid var(--line);background:var(--panel);border-radius:6px;width:100%;padding:8px 10px}a{color:var(--accent)}.muted{color:var(--muted)}.error{color:var(--error)}.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;flex-direction:column;gap:10px;padding:16px;display:flex}.row{justify-content:flex-end;gap:8px;display:flex}.login{place-items:center;min-height:100vh;padding:16px;display:grid}.login .card{width:min(360px,100%)}.login label{flex-direction:column;gap:4px;font-size:14px;display:flex}.shell{grid-template-columns:260px 1fr;height:100vh;display:grid}.sidebar{border-right:1px solid var(--line);background:var(--panel);flex-direction:column;gap:10px;min-height:0;padding:14px;display:flex}.brand{font-size:17px;font-weight:700}.projects{flex-direction:column;flex:1;gap:2px;display:flex;overflow:auto}.project{text-align:left;background:0 0;border:none;border-radius:6px;flex-direction:column;padding:8px;display:flex}.project.active,.project:hover{background:var(--bg)}.project .name{font-weight:600}.project .meta{color:var(--muted);flex-wrap:wrap;gap:6px;font-size:12px;display:flex}.locked{color:var(--accent)}.sidebar footer{border-top:1px solid var(--line);align-items:center;gap:10px;padding-top:10px;font-size:13px;display:flex}.sidebar footer span{flex:1}.new-project{padding:10px}.main{min-width:0;min-height:0}.empty{max-width:560px;padding:48px}.project-view{--side-width:640px;grid-template-columns:minmax(0, 1fr) 12px minmax(0, var(--side-width));height:100vh;display:grid}.chat{flex-direction:column;min-width:0;min-height:0;display:flex}.panel-splitter{z-index:10;cursor:col-resize;touch-action:none;background:var(--panel);outline:none;position:relative}.panel-splitter:before{content:"";background:var(--line);width:1px;transition:width .12s,background .12s;position:absolute;inset:0 auto 0 50%;transform:translate(-50%)}.panel-splitter:hover:before,.panel-splitter:focus-visible:before,body.resizing-side-panel .panel-splitter:before{background:var(--accent);width:4px}.panel-splitter-toggle{z-index:1;border:1px solid var(--line);background:var(--panel);width:24px;height:52px;color:var(--muted);cursor:pointer;border-radius:8px;padding:0;font-size:22px;line-height:1;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 2px 8px #0002}.panel-splitter-toggle:hover,.panel-splitter-toggle:focus-visible{border-color:var(--accent);color:var(--accent)}body.resizing-side-panel,body.resizing-side-panel *{cursor:col-resize!important;-webkit-user-select:none!important;user-select:none!important}.chat-header{border-bottom:1px solid var(--line);background:var(--panel);justify-content:space-between;align-items:center;gap:12px;padding:12px 18px;display:flex}.chat-header h2{margin:0;font-size:17px}.lockbar{align-items:center;gap:10px;font-size:13px;display:flex}.lockbar.other{background:var(--warn-bg);border-radius:6px;padding:4px 4px 4px 10px}.notice{background:var(--warn-bg);padding:8px 18px;font-size:14px}.messages{flex-direction:column;flex:1;gap:10px;padding:18px;display:flex;overflow:auto}.msg{white-space:pre-wrap;max-width:760px;line-height:1.45}.msg.user{background:var(--user);border-radius:10px;align-self:flex-end;padding:10px 12px}.msg.user .author{color:var(--muted);margin-bottom:2px;font-size:12px}.msg.action,.msg.system{color:var(--muted);font-family:ui-monospace,Consolas,monospace;font-size:13px}.msg.error{background:var(--error-bg);color:var(--error);border-radius:8px;padding:8px 12px}.msg.streaming{opacity:.85}.markdown{white-space:normal}.markdown>:first-child{margin-top:0}.markdown>:last-child{margin-bottom:0}.markdown p,.markdown ul,.markdown ol,.markdown pre,.markdown blockquote{margin:.55em 0}.markdown ul,.markdown ol{padding-left:1.6em}.markdown li+li{margin-top:.25em}.markdown code{background:var(--bg);border-radius:4px;padding:.1em .3em;font-family:ui-monospace,Consolas,monospace;font-size:.92em}.markdown pre{background:var(--bg);border-radius:7px;padding:10px;overflow-x:auto}.markdown pre code{background:0 0;padding:0}.markdown blockquote{border-left:3px solid var(--line);color:var(--muted);margin-left:0;padding-left:12px}.markdown table{border-collapse:collapse;max-width:100%}.markdown th,.markdown td{border:1px solid var(--line);text-align:left;padding:5px 8px}.msg.media{margin:0}.msg.media img,.msg.media video{border:1px solid var(--line);border-radius:8px;max-width:min(360px,100%);max-height:480px;display:block}.msg.media figcaption{color:var(--muted);margin-top:4px;font-size:13px}.audio-sample{border:1px solid var(--line);background:var(--panel);border-radius:9px;width:min(520px,100%);padding:10px 12px}.audio-sample audio{width:100%;margin:7px 0;display:block}.audio-sample p{margin:4px 0;font-size:12px}.msg.question{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px}.msg.question p{margin:0 0 8px}.options{flex-wrap:wrap;gap:8px;display:flex}.composer{border-top:1px solid var(--line);background:var(--panel);gap:10px;padding:12px 18px;display:flex}.composer-input{flex-direction:column;flex:1;gap:7px;min-width:0;display:flex}.composer textarea{resize:vertical;min-height:64px}.composer-actions{flex-direction:column;justify-content:flex-end;gap:6px;display:flex}.reference-chips{flex-wrap:wrap;gap:5px;display:flex}.reference-chip{text-overflow:ellipsis;white-space:nowrap;max-width:280px;padding:3px 7px;font-size:12px;overflow:hidden}.message-references{color:var(--muted);margin-top:6px;font-size:12px}.side{background:var(--panel);flex-direction:column;min-width:0;min-height:0;display:flex}.project-view.side-collapsed .side{visibility:hidden;overflow:hidden}.tabs{border-bottom:1px solid var(--line);display:flex}.tabs button{background:0 0;border:none;border-radius:0;flex:1;padding:12px}.tabs button.active{border-bottom:2px solid var(--accent);font-weight:600}.side-body{flex-direction:column;gap:10px;padding:14px;display:flex;overflow:auto}.preview{background:#000;border-radius:8px;width:100%;max-height:60vh}.hyperframes-panel{flex:1;min-height:0}.preview-toolbar{gap:7px;display:flex}.preview-toolbar select{min-width:0}.hyperframes-stage{border:1px solid var(--line);background:#090f1b;border-radius:8px;flex:1;place-items:center;min-height:420px;display:grid;overflow:hidden}.hyperframes-stage iframe{background:#fff;border:0;width:100%;height:100%;min-height:620px}.studio-status{text-align:center;padding:24px}.button.disabled{opacity:.5;pointer-events:none}.preview-note{margin:0;font-size:12px}.folders{flex-wrap:wrap;gap:6px;display:flex}.folders button{padding:4px 8px;font-size:13px}.folders button.active{border-color:var(--accent);color:var(--accent)}.filelist{word-break:break-all;flex-direction:column;gap:6px;margin:0;padding:0;font-size:14px;list-style:none;display:flex}.file-entry{justify-content:space-between;align-items:center;gap:8px;display:flex}.file-entry>span{min-width:0}.reference-toggle{flex:none;padding:3px 7px;font-size:12px}.reference-toggle.selected{border-color:var(--accent);color:var(--accent)}.side h4{margin:8px 0 0}.admin{height:100vh;padding:24px;overflow:auto}.admin table{border-collapse:collapse;width:100%;margin-bottom:16px;font-size:14px}.admin th,.admin td{text-align:left;border-bottom:1px solid var(--line);padding:6px 8px}.card.inline{flex-flow:wrap}.card.inline input,.card.inline select{flex:160px;width:auto}@media (width<=900px){.shell{grid-template-rows:auto 1fr;grid-template-columns:1fr;height:auto}.sidebar{border-right:none;border-bottom:1px solid var(--line);max-height:40vh}.project-view{grid-template-columns:1fr;height:auto}.panel-splitter{display:none}.chat{border-right:none;height:80vh}.project-view.side-collapsed .side{visibility:visible;overflow:visible}}
