:root {
  --bg: #0e1117;
  --bg2: #161b25;
  --card: #1b2230;
  --card-hover: #212a3b;
  --border: #2a3447;
  --text: #e8ecf4;
  --muted: #8d99af;
  --accent: #6c5ce7;
  --accent-2: #8b7cf0;
  --green: #2ecc71;
  --amber: #f5a623;
  --red: #e74c3c;
  --radius: 12px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
#app { display: flex; min-height: 100vh; }

/* ---------- sidebar ---------- */
#sidebar {
  width: 220px; flex-shrink: 0; padding: 20px 14px;
  background: var(--bg2); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 24px;
  position: sticky; top: 0; height: 100vh;
}
.logo { font-size: 18px; font-weight: 700; letter-spacing: .3px; padding: 0 8px; }
#sidebar nav { display: flex; flex-direction: column; gap: 4px; }
#sidebar nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 10px;
  color: var(--muted); text-decoration: none; font-weight: 500;
  transition: background .15s, color .15s;
}
#sidebar nav a:hover { background: var(--card); color: var(--text); }
#sidebar nav a.active { background: var(--accent); color: #fff; }
#brand-switch { padding: 0 4px; }
#brand-switch select {
  width: 100%; font-weight: 700; font-size: 14px;
  background: var(--card); border-color: var(--border); cursor: pointer;
}
.sidebar-footer { margin-top: auto; display: flex; flex-direction: column; gap: 8px; }
.badge {
  font-size: 11px; font-weight: 700; letter-spacing: 1px; text-align: center;
  padding: 6px 10px; border-radius: 8px;
  background: var(--amber); color: #1a1a1a;
}
.badge.running { background: var(--accent); color: #fff; }

/* ---------- main ---------- */
#view { flex: 1; padding: 28px 36px 80px; max-width: 1280px; }
.page-head { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; flex-wrap: wrap; }
.page-head h1 { font-size: 24px; font-weight: 700; }
.page-head .spacer { flex: 1; }
.sub { color: var(--muted); font-size: 13px; }
.hidden { display: none !important; }

/* ---------- buttons & inputs ---------- */
button, .btn {
  font: inherit; font-size: 13.5px; font-weight: 600;
  background: var(--card); color: var(--text);
  border: 1px solid var(--border); border-radius: 10px;
  padding: 8px 14px; cursor: pointer;
  transition: background .15s, border-color .15s, transform .05s;
}
button:hover, .btn:hover { background: var(--card-hover); border-color: #3a4763; }
button:active { transform: scale(.98); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primary:hover { background: var(--accent-2); }
button.danger { color: var(--red); }
button.small { padding: 5px 10px; font-size: 12.5px; border-radius: 8px; }
button:disabled { opacity: .45; cursor: not-allowed; }
input[type=text], input[type=password], input[type=number], textarea, select {
  font: inherit; font-size: 14px;
  background: var(--bg); color: var(--text);
  border: 1px solid var(--border); border-radius: 10px;
  padding: 9px 12px; width: 100%;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); }
textarea { resize: vertical; min-height: 64px; }
label.field { display: block; margin-bottom: 14px; }
label.field > span { display: block; font-size: 12.5px; font-weight: 600; color: var(--muted); margin-bottom: 5px; }

/* ---------- cards & grids ---------- */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px;
}
.grid { display: grid; gap: 16px; }
.grid.cols-3 { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.clickable { cursor: pointer; transition: background .15s, border-color .15s; }
.clickable:hover { background: var(--card-hover); border-color: #3a4763; }

.batch-chip {
  display: inline-block; font-size: 12px; font-weight: 700;
  background: rgba(108, 92, 231, .18); color: var(--accent-2);
  border: 1px solid rgba(108, 92, 231, .4);
  padding: 2px 9px; border-radius: 99px;
}
.progress-line { font-size: 12.5px; color: var(--muted); margin-top: 8px; }

/* ---------- scene card ---------- */
.scene-card { margin-bottom: 16px; }
.scene-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.scene-head input[type=checkbox] { width: 17px; height: 17px; accent-color: var(--accent); }
.scene-head .scene-title { font-weight: 700; background: transparent; border: 1px solid transparent; padding: 4px 8px; width: auto; flex: 0 1 260px; }
.scene-head .scene-title:hover, .scene-head .scene-title:focus { border-color: var(--border); background: var(--bg); }
.scene-controls { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 10px; }
.scene-controls select { width: auto; padding: 6px 10px; font-size: 13px; }
.ctl-label { font-size: 12px; color: var(--muted); font-weight: 600; }

.variant-picker { display: inline-flex; gap: 4px; }
.variant-picker button {
  width: 32px; height: 32px; padding: 0; border-radius: 8px; font-weight: 700;
}
.variant-picker button.on { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ---------- variants gallery ---------- */
.variants { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 14px; }
.variant {
  width: 132px; border-radius: 10px; overflow: hidden; position: relative;
  border: 2px solid var(--border); background: var(--bg); cursor: pointer;
}
.variant:hover { border-color: #3a4763; }
.variant.picked { border-color: var(--green); }
.variant img { width: 100%; height: 176px; object-fit: cover; display: block; }
.variant .ph {
  width: 100%; height: 176px; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 8px;
  color: var(--muted); font-size: 12px; text-align: center; padding: 8px;
}
.variant .tag {
  position: absolute; top: 6px; left: 6px;
  font-size: 10.5px; font-weight: 700; padding: 2px 7px; border-radius: 6px;
  background: rgba(0,0,0,.65); color: #fff;
}
.variant .pick-star {
  position: absolute; top: 6px; right: 6px; font-size: 16px;
  filter: drop-shadow(0 1px 2px rgba(0,0,0,.8));
}
.variant-actions { display: flex; gap: 4px; padding: 5px; background: var(--bg2); border-top: 1px solid var(--border); }
.variant-actions button { flex: 1; padding: 4px 0; font-size: 12px; border-radius: 6px; }
.spinner {
  width: 22px; height: 22px; border-radius: 50%;
  border: 3px solid var(--border); border-top-color: var(--accent);
  animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- character ---------- */
.char-avatar { width: 64px; height: 64px; border-radius: 12px; object-fit: cover; background: var(--bg); }
.char-row { display: flex; gap: 14px; align-items: center; }
.lock-pill {
  font-size: 11px; font-weight: 700; padding: 3px 10px; border-radius: 99px;
  background: rgba(46, 204, 113, .15); color: var(--green); border: 1px solid rgba(46, 204, 113, .4);
}
.img-grid { display: flex; gap: 12px; flex-wrap: wrap; }
.img-cell { width: 140px; position: relative; border-radius: 10px; overflow: hidden; border: 2px solid var(--border); }
.img-cell.ref { border-color: var(--accent); }
.img-cell img { width: 100%; height: 140px; object-fit: cover; display: block; cursor: pointer; }
.img-cell .ph { height: 140px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; color: var(--muted); font-size: 11.5px; padding: 6px; text-align: center; }
.img-cell .img-actions {
  display: flex; gap: 4px; padding: 6px; background: var(--bg2);
}
.img-cell .img-actions button { flex: 1; padding: 3px 4px; font-size: 11px; }

/* ---------- markdown ---------- */
.md { max-width: 820px; }
.md h1 { font-size: 26px; margin: 18px 0 12px; }
.md h2 { font-size: 20px; margin: 26px 0 10px; padding-bottom: 6px; border-bottom: 1px solid var(--border); }
.md h3 { font-size: 16px; margin: 18px 0 8px; }
.md p { margin: 10px 0; color: #c9d2e3; }
.md ul, .md ol { margin: 10px 0 10px 24px; color: #c9d2e3; }
.md li { margin: 5px 0; }
.md code { background: var(--bg2); border: 1px solid var(--border); padding: 1px 6px; border-radius: 6px; font-size: 13px; }
.md strong { color: var(--text); }
.md blockquote { border-left: 3px solid var(--accent); padding: 4px 14px; margin: 12px 0; color: var(--muted); background: var(--bg2); border-radius: 0 8px 8px 0; }

/* ---------- lightbox ---------- */
#lightbox {
  position: fixed; inset: 0; z-index: 50;
  background: rgba(8, 10, 15, .88); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; padding: 30px;
}
.lightbox-inner { max-width: 880px; width: 100%; display: flex; flex-direction: column; gap: 14px; align-items: center; }
.lightbox-inner video, .lightbox-inner img.big { max-height: 70vh; max-width: 100%; border-radius: 12px; }
.lightbox-actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }

/* ---------- toast ---------- */
#toast-wrap { position: fixed; bottom: 22px; right: 22px; display: flex; flex-direction: column; gap: 8px; z-index: 99; }
.toast {
  background: var(--card); border: 1px solid var(--border); border-left: 3px solid var(--accent);
  padding: 11px 16px; border-radius: 10px; font-size: 13.5px; max-width: 360px;
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
  animation: slide-in .2s ease;
}
.toast.err { border-left-color: var(--red); }
@keyframes slide-in { from { transform: translateX(30px); opacity: 0; } }

/* ---------- learnings table ---------- */
.feedback-item { margin-bottom: 12px; }
.feedback-item .meta { font-size: 12px; color: var(--muted); margin-bottom: 6px; display: flex; gap: 10px; align-items: center; }
.feedback-item h4 { font-size: 13px; color: var(--muted); margin: 8px 0 2px; font-weight: 600; }

.status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 5px; }
.status-dot.done { background: var(--green); }
.status-dot.generating, .status-dot.queued { background: var(--amber); }
.status-dot.failed { background: var(--red); }

.empty {
  text-align: center; color: var(--muted); padding: 60px 20px;
  border: 1px dashed var(--border); border-radius: var(--radius);
}
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.mt { margin-top: 14px; }
.note { font-size: 12.5px; color: var(--muted); }

@media (max-width: 760px) {
  #sidebar { width: 64px; padding: 16px 8px; }
  #sidebar .logo span, #sidebar nav a span { display: none; }
  #sidebar nav a { justify-content: center; }
  #view { padding: 18px 14px 80px; }
}

/* ---------- team / auth additions (2026-09-08) ---------- */
.admin-only { display: none; }
body.is-admin .admin-only { display: flex; }
.user-box { font-size: 12.5px; color: var(--muted); padding: 8px 6px; border-top: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 6px; }
.user-box strong { color: var(--text); display: block; font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 120px; }
.user-box .role { font-size: 10.5px; letter-spacing: .5px; text-transform: uppercase; }
.user-box button { padding: 4px 8px; font-size: 12px; }
.budget-box { font-size: 11.5px; color: var(--muted); padding: 8px 6px 4px; }
.budget-box .bar { height: 6px; background: var(--bg); border-radius: 99px; overflow: hidden; margin-top: 5px; border: 1px solid var(--border); }
.budget-box .bar i { display: block; height: 100%; background: var(--green); border-radius: 99px; }
.budget-box .bar i.warn { background: var(--amber); }
.budget-box .bar i.over { background: var(--red); }

/* Quick generate */
.quick-layout { display: grid; grid-template-columns: 400px 1fr; gap: 20px; align-items: start; }
@media (max-width: 1000px) { .quick-layout { grid-template-columns: 1fr; } }
.model-tabs { display: flex; gap: 6px; margin-bottom: 14px; flex-wrap: wrap; }
.model-tabs button { flex: 1; min-width: 100px; padding: 9px 8px; display: flex; flex-direction: column; align-items: flex-start; gap: 2px; text-align: left; }
.model-tabs button small { font-weight: 500; color: var(--muted); font-size: 11px; }
.model-tabs button.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.model-tabs button.on small { color: rgba(255,255,255,.75); }
.frame-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
.frame-slot { border: 1px dashed var(--border); border-radius: 10px; min-height: 120px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; cursor: pointer; color: var(--muted); font-size: 12.5px; position: relative; overflow: hidden; background: var(--bg); }
.frame-slot:hover { border-color: var(--accent); color: var(--text); }
.frame-slot img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.frame-slot .lbl { position: relative; z-index: 1; background: rgba(0,0,0,.55); padding: 3px 8px; border-radius: 6px; color: #fff; }
.frame-slot .x { position: absolute; top: 6px; right: 6px; z-index: 2; padding: 2px 7px; font-size: 11px; }
.opt-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.chip-row { display: flex; gap: 6px; flex-wrap: wrap; }
.chip-row button { padding: 6px 11px; font-size: 12.5px; border-radius: 8px; }
.chip-row button.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.quick-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 14px; }
.quick-tile { background: var(--card); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.quick-tile .media { position: relative; background: var(--bg); aspect-ratio: 9/16; max-height: 300px; display: flex; align-items: center; justify-content: center; cursor: pointer; }
.quick-tile .media.wide { aspect-ratio: 16/9; }
.quick-tile .media.square { aspect-ratio: 1/1; }
.quick-tile .media img { width: 100%; height: 100%; object-fit: cover; }
.quick-tile .media .ph { color: var(--muted); font-size: 12px; text-align: center; padding: 10px; display: flex; flex-direction: column; align-items: center; gap: 8px; }
.quick-tile .meta { padding: 8px 10px; font-size: 12px; color: var(--muted); }
.quick-tile .meta .p { color: var(--text); font-size: 12.5px; max-height: 3.6em; overflow: hidden; margin-bottom: 4px; }
.quick-tile .acts { display: flex; gap: 4px; padding: 0 8px 8px; }
.quick-tile .acts button, .quick-tile .acts a { flex: 1; padding: 4px 0; font-size: 12px; text-align: center; text-decoration: none; }

/* Usage */
table.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
table.tbl th { text-align: left; font-size: 11.5px; letter-spacing: .5px; text-transform: uppercase; color: var(--muted); padding: 8px 10px; border-bottom: 1px solid var(--border); }
table.tbl td { padding: 9px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
table.tbl tr:last-child td { border-bottom: none; }
table.tbl td.num, table.tbl th.num { text-align: right; font-variant-numeric: tabular-nums; }
.tbl-wrap { overflow-x: auto; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; min-width: 150px; }
.stat .v { font-size: 22px; font-weight: 700; margin-top: 2px; }
.stat .k { font-size: 11.5px; color: var(--muted); letter-spacing: .5px; text-transform: uppercase; }
.bars { display: flex; align-items: flex-end; gap: 3px; height: 90px; margin-top: 10px; }
.bars .b { flex: 1; background: var(--accent); border-radius: 3px 3px 0 0; min-height: 2px; opacity: .85; position: relative; }
.bars .b:hover { opacity: 1; }
.bars .b span { position: absolute; bottom: 100%; left: 50%; transform: translateX(-50%); font-size: 10px; color: var(--muted); white-space: nowrap; display: none; }
.bars .b:hover span { display: block; }
.pill { display: inline-block; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 99px; border: 1px solid var(--border); color: var(--muted); }
.pill.done { color: var(--green); border-color: rgba(46,204,113,.4); }
.pill.pending { color: var(--amber); border-color: rgba(245,166,35,.4); }
.pill.failed { color: var(--red); border-color: rgba(231,76,60,.4); }
.pill.gateway { color: var(--accent-2); border-color: rgba(108,92,231,.4); }
.keybox { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; background: var(--bg); border: 1px solid var(--accent); border-radius: 10px; padding: 12px 14px; word-break: break-all; margin: 10px 0; }
pre.code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; background: var(--bg); border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; overflow-x: auto; margin: 8px 0; white-space: pre; color: #c9d2e3; }