:root{--ink:#21322d;--muted:#66766e;--line:#dce3dc;--green:#1a5c43;--lime:#e7f0cd;--paper:#f7f9f4;--white:#fff;--danger:#8b3030}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.6 system-ui,-apple-system,sans-serif}button,input,textarea{font:inherit}button{cursor:pointer;border:0;border-radius:8px;padding:11px 20px;background:var(--green);color:white;font-weight:600}button:disabled{opacity:.45;cursor:not-allowed}button span{float:right}button.secondary{background:transparent;color:var(--green);border:1px solid var(--line)}input,textarea{width:100%;border:1px solid var(--line);border-radius:8px;background:#fff;padding:11px 12px;color:var(--ink);outline:none}input:focus,textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px #d9e8dd}textarea{resize:vertical}label{display:block;font-weight:600;margin:14px 0}label input{display:block;margin-top:6px}h1,h2,h3{line-height:1.25;letter-spacing:-.035em}h1{font-size:32px;margin:8px 0}h2{font-size:23px}h3{font-size:17px}.muted{color:var(--muted)}.brand{font-size:21px;font-weight:650;letter-spacing:-.04em}.mark{display:inline-grid;place-items:center;width:36px;height:36px;background:var(--green);color:white;border-radius:10px;margin-right:8px}.subbrand{font-size:10px;letter-spacing:.15em;color:var(--muted);margin-left:48px}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:30px;background:radial-gradient(ellipse at 80% 0%,#e5eddb,transparent 60%)}.auth-card{width:min(100%,460px);background:#fff;border:1px solid var(--line);border-radius:18px;padding:38px;box-shadow:0 12px 60px #183c2210}.auth-card h1{font-size:39px;margin:35px 0 18px}.auth-card button{width:100%;margin-top:14px}.auth-note{font-size:11px;color:var(--muted);text-align:center;margin-top:28px}.secret{font-family:monospace;word-break:break-all;background:var(--lime);padding:12px;border-radius:8px}dt{font-size:12px;color:var(--muted)}dd{margin:0 0 12px}#studio{display:flex;min-height:100vh}aside{width:250px;position:fixed;inset:0 auto 0 0;background:#fff;border-right:1px solid var(--line);padding:32px 22px;display:flex;flex-direction:column}nav{margin-top:50px}.nav{width:100%;text-align:left;background:transparent;color:var(--muted);padding:13px;margin:4px 0;font-weight:500}.nav.active{color:var(--green);background:#eaf1e5;font-weight:650}.sidebar-footer{margin-top:auto;display:grid;gap:15px;padding-top:30px;font-size:13px}.sidebar-footer a{color:var(--green);text-decoration:none}main{margin-left:250px;width:calc(100% - 250px);max-width:1550px;padding:38px 55px}header{display:flex;align-items:center;justify-content:space-between;padding-bottom:28px;border-bottom:1px solid var(--line);gap:15px}.eyebrow{font-size:11px;letter-spacing:.12em;font-weight:650;color:var(--muted);margin:0}.pill{border:1px solid #c8d7c6;border-radius:30px;padding:6px 13px;font-size:12px;background:#edf5e7;white-space:nowrap}.pill.busy{background:#fff4dc;border-color:#ead7aa}.intro{display:flex;align-items:center;justify-content:space-between;margin:40px 0 28px;gap:24px}.intro h2{font-size:36px;margin:10px 0}.intro p{max-width:580px;color:var(--muted)}.model{display:grid;gap:5px;border-left:1px solid var(--line);padding-left:24px;font-size:12px;min-width:190px}.model strong{font-size:17px;color:var(--ink)}#prompt-form,.panel,.job,.checkpoint{border:1px solid var(--line);background:#fff;padding:23px;border-radius:13px;margin:18px 0}#prompt-form label{margin-top:0}.composer-footer{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-top:15px;font-size:12px}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:32px 0 10px}.section-heading .muted{font-size:12px}.job-header,.checkpoint-header{display:flex;align-items:center;justify-content:space-between;gap:15px}.job h3,.checkpoint h3{margin:0}.job summary{cursor:pointer;margin:14px 0}.job pre,dialog pre{background:#f5f7f2;border:1px solid var(--line);border-radius:8px;padding:16px;white-space:pre-wrap;overflow-wrap:anywhere;max-height:500px;overflow:auto;font:12px/1.7 ui-monospace,monospace}.prompt-text{white-space:pre-wrap}.meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;font-size:12px;color:var(--muted)}.meta span{border:1px solid var(--line);padding:3px 8px;border-radius:5px}.checkpoint{border-left:3px solid #9eb897}.checkpoint.current{border-left-color:var(--green);background:#fcfff6}.checkpoint .actions{display:flex;gap:10px;margin-top:15px}.parent{font-family:monospace;font-size:11px;color:var(--muted);margin:10px 0}.notice{border:1px solid #e5d4ad;background:#fff8e9;color:#715924;padding:13px 16px;border-radius:8px;font-size:13px}.error{color:var(--danger)}#toast{position:fixed;right:24px;bottom:24px;z-index:20;background:var(--ink);color:white;border-radius:10px;padding:16px 22px;max-width:500px;box-shadow:0 8px 25px #0002}dialog{width:90vw;max-width:1100px;border:1px solid var(--line);border-radius:14px;padding:25px}dialog::backdrop{background:#14291d88}.panel form{max-width:500px}#audit .event{padding:12px;border-bottom:1px solid var(--line);font-size:13px}.event code{margin-left:10px;font-size:11px}[hidden]{display:none!important}@media(max-width:1000px){aside{width:215px}main{margin-left:215px;width:calc(100% - 215px);padding:28px}.intro{display:block}.model{margin-top:25px}}@media(max-width:700px){#studio{display:block}aside{position:static;width:100%;padding:18px}nav{display:flex;flex-wrap:wrap;margin-top:15px}.nav{width:auto;font-size:12px}.sidebar-footer{display:flex;flex-wrap:wrap;padding-top:12px;align-items:center}main{margin:0;width:100%;padding:22px}header{align-items:start}.intro h2{font-size:29px}.composer-footer{align-items:stretch;flex-direction:column}.auth-card{padding:26px}.auth-card h1{font-size:32px}.job-header,.checkpoint-header{flex-wrap:wrap}.pill{white-space:normal}.section-heading .muted{display:none}}