:root{--ink:#1a1a1a;--muted:#6b6458;--line:#e6dfd2;--paper:#fff;--cream:#faf7f2;--gold:#c9a24d;--gold-d:#a8842f;--bad:#b3261e}
*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--cream);display:flex;flex-direction:column}
h1,h2,h3{font-weight:600;margin:0 0 .5rem}
h2{font-size:1.05rem}h3{font-size:.95rem;margin-top:1.4rem}
.sub{font-weight:400;color:var(--muted);font-size:.8rem;margin-left:.3rem}
.hint{color:var(--muted);font-size:.88rem;margin:.2rem 0 1rem}
.meta{color:var(--muted);font-size:.8rem;margin:.4rem 0;word-break:break-all;display:block}
button{font:inherit;color:inherit}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.6rem 1rem;border:1px solid var(--line);background:var(--paper);border-radius:8px;cursor:pointer;text-decoration:none;color:var(--ink);font-weight:500}
.btn:hover{border-color:var(--gold)}
.btn.gold{background:var(--gold);border-color:var(--gold);color:#111}
.btn.gold:hover{background:var(--gold-d);border-color:var(--gold-d)}
.btn.danger{color:var(--bad)}
.btn.small{padding:.3rem .65rem;font-size:.82rem}
.btn.big{padding:.8rem 1.2rem;font-size:1rem;width:100%}
.btn.wide{width:100%}
.link{background:none;border:0;color:var(--ink);text-decoration:underline;cursor:pointer;font-size:.9rem}
.link.small{font-size:.82rem;display:block;margin-top:.8rem}
input,textarea{font:inherit;width:100%;padding:.55rem .7rem;border:1px solid var(--line);border-radius:8px;background:#fff;margin-top:.25rem}
input:focus,textarea:focus,button:focus-visible,.btn:focus-visible{outline:2px solid var(--gold);outline-offset:1px}
label{display:block;font-size:.88rem;font-weight:500;margin:.8rem 0}
label.inline{display:inline-flex;align-items:center;gap:.5rem;margin:0}
label.inline input{width:140px;margin:0}
label.mini{font-weight:400;color:var(--muted);margin:.6rem 0 .4rem}
.row{display:flex;gap:.6rem;align-items:center;flex-wrap:wrap;margin-top:.8rem}
.row.end{justify-content:flex-end}

/* top bar */
.bar{display:flex;align-items:center;gap:1.2rem;padding:.55rem 1rem;background:#111;color:#f3eee4;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:600;letter-spacing:.04em}
.brand select{width:auto;margin:0;padding:.3rem .5rem;background:#2a2722;color:#fff;border-color:#3a362f}
#pagePick{margin:0 0 1rem}
.tabs,.devices{display:flex;gap:.25rem}
.tab,.dev{background:none;border:0;color:#cfc7b8;padding:.45rem .8rem;border-radius:7px;cursor:pointer}
.tab.on,.dev.on{background:#2a2722;color:#fff}
.tab:hover,.dev:hover{color:#fff}
.right{margin-left:auto;display:flex;align-items:center;gap:1rem}
.right .link{color:#cfc7b8}
.pill{background:#111;color:var(--gold);border-radius:999px;padding:.05rem .5rem;font-size:.75rem;margin-left:.2rem}

main{flex:1;min-height:0;display:flex}
.pane{display:none;flex:1;min-height:0}
.pane.on{display:flex}
.left{width:270px;flex:none;background:var(--paper);border-right:1px solid var(--line);padding:1rem;overflow:auto}
.inspect{width:330px;flex:none;background:var(--paper);border-left:1px solid var(--line);padding:1rem;overflow:auto}
.stage{flex:1;min-width:0;display:flex;justify-content:center;background:#e9e4da;overflow:auto;padding:12px}
#frameWrap{width:100%;height:100%;transition:width .25s;box-shadow:0 2px 14px rgba(0,0,0,.12);background:#fff}
#frame{width:100%;height:100%;border:0;display:block}

/* sections list */
#sections,#artistList,.versions,.history{list-style:none;margin:0;padding:0}
#sections li{display:grid;grid-template-columns:48px 1fr;gap:.2rem .6rem;align-items:center;padding:.45rem;border-radius:8px;border:1px solid transparent}
#sections li:hover{border-color:var(--line);background:var(--cream)}
#sections img,.noimg{width:48px;height:30px;object-fit:cover;border-radius:4px;background:#eee;grid-row:span 2;display:block}
.sname{background:none;border:0;text-align:left;cursor:pointer;font-weight:500;padding:0}
.sbtns{display:flex;gap:.25rem}
.sbtns button{border:1px solid var(--line);background:#fff;border-radius:6px;width:28px;height:26px;cursor:pointer;line-height:1}
.sbtns button:hover:not(:disabled){border-color:var(--gold)}
.sbtns button:disabled{opacity:.3;cursor:default}

/* inspector */
.thumb{width:100%;border-radius:8px;display:block;border:1px solid var(--line)}
.group{display:grid;gap:.5rem;margin:.8rem 0}
.warn{background:#fff6e0;border:1px solid #f0d58a;border-radius:8px;padding:.7rem;font-size:.86rem;margin:.6rem 0;display:grid;gap:.5rem}
.versions li{display:grid;grid-template-columns:72px 1fr auto;gap:.5rem;align-items:center;padding:.35rem 0;border-bottom:1px solid var(--line);font-size:.8rem;color:var(--muted)}
.versions img{width:72px;height:36px;object-fit:cover;border-radius:4px}
.steps li,.keys li{margin:.45rem 0}
.steps,.keys{padding-left:1.1rem}

/* artists + history */
.formpane{flex:1;overflow:auto;padding:1.5rem 2rem;max-width:860px}
#artistList{margin:1rem 0}
#artistList button{display:flex;align-items:center;gap:.6rem;width:100%;background:none;border:1px solid transparent;border-radius:8px;padding:.35rem;cursor:pointer;text-align:left}
#artistList button:hover,#artistList button.on{border-color:var(--line);background:var(--cream)}
#artistList img,#artistList .noimg{width:34px;height:42px;object-fit:cover;border-radius:4px;grid-row:auto}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;margin-top:1rem}
.aphoto{width:180px;aspect-ratio:4/5;object-fit:cover;border-radius:8px;display:block;margin-bottom:.6rem}
.qr{width:140px;display:block;margin-bottom:.4rem}
.works{display:flex;flex-wrap:wrap;gap:.8rem;margin:.6rem 0 1rem}
.works figure{margin:0;display:grid;gap:.3rem}
.works img{height:120px;border-radius:6px}
.history li{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:.7rem 0;border-bottom:1px solid var(--line)}
.history b{font-weight:500;display:block}
.live{color:var(--gold-d);font-style:normal;font-weight:600}

/* dialogs */
dialog{border:0;border-radius:12px;padding:1.2rem 1.4rem;max-width:min(1180px,96vw);box-shadow:0 20px 60px rgba(0,0,0,.35)}
dialog::backdrop{background:rgba(0,0,0,.55)}
.dlg-head{display:flex;justify-content:space-between;align-items:center}
.x{background:none;border:0;cursor:pointer;text-decoration:underline}
.paintwrap{display:flex;justify-content:center}
#paintCanvas{cursor:crosshair;touch-action:none;border-radius:6px;max-width:100%}
.cmp{position:relative;width:min(1100px,90vw)}
.cmp img{width:100%;display:block;border-radius:6px}
.cmp-top{position:absolute;inset:0}
#cmpSlider{width:100%;margin:.6rem 0}

/* toast and job */
#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);background:#111;color:#fff;padding:.7rem 1.1rem;border-radius:10px;opacity:0;transition:.25s;pointer-events:none;max-width:90vw;z-index:9}
#toast.show{opacity:1;transform:translateX(-50%)}
#toast.bad{background:var(--bad)}
.jobbox{position:fixed;right:20px;bottom:20px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:.8rem 1rem;box-shadow:0 6px 24px rgba(0,0,0,.15);display:flex;align-items:center;gap:.6rem;z-index:8}
.spin{width:16px;height:16px;border:2px solid var(--line);border-top-color:var(--gold);border-radius:50%;animation:s 1s linear infinite}
@keyframes s{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.spin{animation:none}#frameWrap,#toast{transition:none}}

/* login */
body.login{align-items:center;justify-content:center;background:#111}
.login-card{background:#fff;padding:2rem;border-radius:14px;width:min(360px,92vw)}
.login-logo{width:180px;display:block;margin:0 auto 1rem}
.login-card h1{text-align:center;font-size:1.1rem;margin-bottom:1rem}
.err{color:var(--bad);font-size:.9rem}

@media (max-width:900px){.left{width:200px}.inspect{width:260px}.devices{display:none}}

/* design tab */
.dstage{flex:1;min-width:0;display:flex;flex-direction:column;background:#e9e4da}
.dtools{display:flex;flex-wrap:wrap;gap:.35rem;align-items:center;padding:.5rem .8rem;background:var(--paper);border-bottom:1px solid var(--line)}
.dtools .sep{width:1px;height:22px;background:var(--line);margin:0 .3rem}
.dtools button:disabled{opacity:.4;cursor:default}
.dtools label.small{font-size:.82rem;font-weight:500}
.dtools label.small input{width:90px}
#dWrap{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;padding:12px;overflow:hidden}
#dWrap .canvas-container{box-shadow:0 2px 14px rgba(0,0,0,.15)}
#dEmpty{max-width:340px;text-align:center}
.libgrid{display:grid;grid-template-columns:1fr 1fr;gap:.6rem;margin-top:.6rem}
.libgrid.wide{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));max-height:38vh;overflow:auto}
.libgrid figure{margin:0;display:grid;gap:.15rem;font-size:.75rem;color:var(--muted)}
.libpick{border:1px solid var(--line);border-radius:8px;padding:4px;cursor:pointer;aspect-ratio:1;display:flex;align-items:center;justify-content:center;
  background:repeating-conic-gradient(#f1ede5 0 25%,#fff 0 50%) 0 0/16px 16px}
.libgrid.wide .libpick{aspect-ratio:2.4}
.libpick:hover{border-color:var(--gold)}
.libpick img{max-width:100%;max-height:100%;object-fit:contain}
.libgrid figcaption{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--ink)}
.libbtns{display:flex;flex-wrap:wrap;gap:.3rem}
.libbtns .link{font-size:.72rem;margin:0}
.link.danger{color:var(--bad)}
select{font:inherit;width:100%;padding:.55rem .7rem;border:1px solid var(--line);border-radius:8px;background:#fff;margin-top:.25rem}
#dList li{grid-template-columns:1fr auto auto}

/* review, team */
#review{width:min(980px,94vw)}
#revBody{max-height:62vh;overflow:auto}
.revlist{padding-left:1.1rem;margin:.4rem 0 1rem}
.revlist li{margin:.25rem 0}
.revpics{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1rem}
.revpics figure{margin:0}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:4px}
.pair img,.pair .noimg{width:100%;height:90px;object-fit:cover;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:.8rem;color:var(--muted)}
.revtext{list-style:none;padding:0}
.revtext li{border-bottom:1px solid var(--line);padding:.5rem 0;display:grid;gap:.25rem}
.revtext del{color:var(--bad);text-decoration:line-through;background:#fdecea;padding:.1rem .3rem;border-radius:4px}
.revtext ins{color:#1e6b34;text-decoration:none;background:#e8f5ec;padding:.1rem .3rem;border-radius:4px}
.checks{display:flex;flex-wrap:wrap;gap:.4rem 1rem;margin:.5rem 0}
.checks .mini{width:100%;font-size:.85rem;color:var(--muted)}
.checks input,label.inline input[type=checkbox]{width:auto;margin:0}
#invOut .warn input{margin:.2rem 0}
#tab-team .history li{align-items:flex-start}
.revlog{margin-top:1rem;font-size:.9rem}.revlog summary{cursor:pointer;color:var(--muted)}

/* assistant */
#chat{position:fixed;right:16px;bottom:16px;width:min(420px,calc(100vw - 32px));height:min(560px,70vh);background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 12px 40px rgba(0,0,0,.2);display:flex;flex-direction:column;z-index:7}
#chat[hidden]{display:none}
.chat-head{display:grid;grid-template-columns:1fr auto;gap:.1rem .5rem;padding:.8rem 1rem;border-bottom:1px solid var(--line)}
.chat-head .meta{grid-column:1;margin:0}
.chat-head .x{grid-row:1/3;grid-column:2}
.chat-log{flex:1;overflow:auto;padding:.8rem 1rem;display:flex;flex-direction:column;gap:.5rem}
.msg{max-width:88%;padding:.55rem .8rem;border-radius:12px;font-size:.92rem;white-space:pre-wrap}
.msg .meta{display:block;margin:.2rem 0 0;font-size:.72rem}
.msg.me{align-self:flex-end;background:var(--gold);color:#111}
.msg.bot{align-self:flex-start;background:var(--cream);border:1px solid var(--line)}
.msg.err{border-color:var(--bad);color:var(--bad)}
.chat-form{display:grid;grid-template-columns:auto auto 1fr auto;gap:.4rem;align-items:end;padding:.6rem;border-top:1px solid var(--line)}
.chat-form textarea{margin:0;resize:none}
#chatFiles{padding:0 1rem}
#chatMic.live{background:#fdecea;border-color:var(--bad);color:var(--bad)}
@media (max-width:700px){.chat-form{grid-template-columns:1fr 1fr}.chat-form textarea{grid-column:1/-1}}