:root{color-scheme:light dark;--bg:#f7f6f3;--panel:#fff;--ink:#232335;--muted:#646477;--line:#ddddE6;--accent:#6654ce;--focus:#6654ce;--radius:12px;font:16px/1.55 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
body[data-brand="erep"]{--accent:#247d72;--focus:#247d72}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink)}[hidden]{display:none!important}header{min-height:80px;padding:20px 4vw;display:flex;gap:28px;align-items:center;border-bottom:1px solid var(--line)}header a{font-size:26px;font-weight:750;text-decoration:none;color:var(--ink)}header span{color:var(--muted);flex:1}button,input,textarea,select{font:inherit}button{cursor:pointer;border:1px solid var(--line);border-radius:var(--radius);padding:9px 16px;background:var(--panel);color:var(--ink)}button[type="submit"],#new-project{background:var(--accent);color:white;border-color:var(--accent)}button:disabled{opacity:.5;cursor:wait}button:hover:not(:disabled){filter:brightness(.94)}:focus-visible{outline:2px solid var(--focus);outline-offset:3px}input,textarea,select{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);color:var(--ink)}textarea{min-height:110px;resize:vertical}label{display:grid;gap:7px;margin:18px 0}small,.muted{color:var(--muted)}p{margin:.4em 0 1em}h1,h2,h3{line-height:1.2;letter-spacing:-.03em}h1{font-size:clamp(38px,5vw,68px);font-weight:650}h2{font-size:28px;margin:0 0 22px}h3{font-size:19px}.eyebrow{font-size:12px;letter-spacing:.14em;color:var(--muted);font-weight:700}.card{padding:30px;background:var(--panel);border:1px solid var(--line);border-radius:20px}.welcome{max-width:550px}.welcome>p:last-child{max-width:410px;color:var(--muted);font-size:20px}#sign-in{max-width:1150px;margin:10vh auto;padding:0 5vw;display:grid;grid-template-columns:1.2fr 1fr;gap:70px;align-items:center}#notice{padding:14px 4vw;background:var(--panel);border-bottom:1px solid var(--line);margin:0}#workspace{display:grid;grid-template-columns:260px minmax(0,1fr);min-height:calc(100vh - 81px)}aside{padding:30px 20px;border-right:1px solid var(--line)}nav{display:grid;gap:6px;margin-bottom:32px}nav button{text-align:left;border-color:transparent;background:transparent}nav button[aria-current="page"]{background:var(--panel);border-color:var(--line)}#project-list{display:grid;gap:6px;margin-bottom:20px}#project-list button{text-align:left;overflow-wrap:anywhere;font-size:14px}#new-project{width:100%}#page{padding:40px clamp(20px,5vw,75px);max-width:1300px;width:100%;margin:0 auto}.page-heading{display:flex;gap:16px;align-items:center;justify-content:space-between;margin-bottom:26px}.page-heading h2{margin:0}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}.item{padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);overflow-wrap:anywhere}.item button{margin:5px 8px 0 0}.empty{padding:60px 0;color:var(--muted);max-width:580px}.messages{display:grid;gap:20px;padding:15px 0 30px}.message{max-width:900px;white-space:pre-wrap;overflow-wrap:anywhere}.message[data-role="user"]{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px}.message[data-role="status"],.message[data-role="tool"]{font-size:14px;color:var(--muted)}.message-label{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:6px}.composer{position:sticky;bottom:0;background:var(--bg);padding:15px 0;border-top:1px solid var(--line)}.actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:12px}.stat{font-size:32px;font-weight:650}.check{display:flex;gap:10px;align-items:center}.check input{width:auto}dialog{width:min(560px,calc(100vw - 32px));border:1px solid var(--line);border-radius:20px;padding:28px;background:var(--panel);color:var(--ink)}dialog::backdrop{background:#1119}.dialog-heading{display:flex;align-items:start;justify-content:space-between;gap:20px}.dialog-heading button{font-size:13px}.help{font-size:13px;color:var(--muted);display:block;margin-top:6px}
@media(prefers-color-scheme:dark){:root{--bg:#17171e;--panel:#22222d;--ink:#efeff6;--muted:#adadbf;--line:#3b3b4c;--accent:#8170e2;--focus:#a295ff}body[data-brand="erep"]{--accent:#307f75;--focus:#6dcebe}}
@media(max-width:760px){header{gap:16px}header span{display:none}header button{margin-left:auto}#sign-in{grid-template-columns:1fr;gap:28px;margin:6vh auto}#workspace{grid-template-columns:1fr}aside{padding:18px;border-right:0;border-bottom:1px solid var(--line)}nav{display:flex;flex-wrap:wrap;margin-bottom:14px}#project-list{display:flex;overflow-x:auto}#project-list button{flex-shrink:0}#new-project{width:auto}#page{padding:28px 20px}.page-heading{align-items:start;flex-wrap:wrap}h2{font-size:24px}}
.message[data-role="assistant"]{white-space:normal}.message ul,.message ol{margin:.4em 0 1em;padding-left:1.4em}.message code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.92em;background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:1px 5px}.message pre{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px;overflow:auto;max-height:420px;white-space:pre}.message pre code{border:0;padding:0;background:none}.message table{border-collapse:collapse;margin:.4em 0 1em}.message th,.message td{border:1px solid var(--line);padding:6px 12px;text-align:left}.message th{background:var(--panel)}