/* ─── Reset ──────────────────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }
html, body { height: 100%; overflow: hidden; }

/* ─── Design Tokens ─────────────────────────────────────────────────────────── */

:root {
  --font-ui:   'Inter Tight', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;

  --bg:        #f5f3ee;
  --bg-elev:   #fbf9f4;
  --surface:   #ffffff;
  --ink:       #171614;
  --ink-2:     #6e6c66;
  --ink-3:     #8a857c;
  --rule:      #d9d4ca;
  --rule-soft: #ecebe6;
  --stage-bg:  #ecebe6;
  --accent:    #2563eb;
  --accent-on: #ffffff;
  --ok:        #1f9d55;
  --warn:      #d4a017;

  /* comfy density (default) */
  --pad-card:   28px;
  --pad-sect:   20px;
  --font-base:  14px;
  --left-w:     500px;
  --btn-py:     9px;
}

html.tight {
  --pad-card:  20px;
  --pad-sect:  14px;
  --font-base: 13px;
  --left-w:    460px;
  --btn-py:    7px;
}

/* ─── Base ───────────────────────────────────────────────────────────────────── */

body {
  font-family: var(--font-ui);
  font-size: var(--font-base);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}

#app {
  display: flex;
  flex-direction: column;
  height: 100%;
}

/* ─── Top Bar ────────────────────────────────────────────────────────────────── */

.topbar {
  flex-shrink: 0;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--rule);
}

.topbar-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 20px;
  height: 48px;
}

.logo {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--ink);
}

.site-title {
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: -0.01em;
  flex-shrink: 0;
}

.version-pill {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--ink-3);
  border: 1px solid var(--rule);
  padding: 2px 6px;
  letter-spacing: 0.02em;
}

.topbar-spacer { flex: 1; }

.gh-link {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-2);
  text-decoration: none;
  letter-spacing: 0.01em;
}
.gh-link:hover { color: var(--ink); }
.donate-link:hover { color: #e05c5c; }
#ghStars { opacity: 0.7; margin-left: 0.3em; }

/* ─── Favorites Strip ────────────────────────────────────────────────────────── */

.fav-strip {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 20px;
  height: 44px;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--rule);
  overflow: hidden;
}

.fav-strip-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  flex-shrink: 0;
}

.fav-chips {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  overflow: hidden;
}

.fav-chip-strip {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px 3px 4px;
  border: 1px solid var(--rule);
  background: var(--surface);
  cursor: pointer;
  font-size: 0.75rem;
  white-space: nowrap;
  transition: border-color 0.1s;
}
.fav-chip-strip:hover { border-color: var(--ink-2); }

.fav-chip-strip .chip-icon {
  width: 18px;
  height: 18px;
  background: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.fav-chip-strip .chip-icon img { width: 12px; height: 12px; filter: invert(1); display: block; }
.fav-chip-strip .chip-icon canvas { display: block; }

.fav-strip-io {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-2);
}

.fav-strip-io .link-btn {
  background: none;
  border: none;
  cursor: pointer;
  font: inherit;
  color: var(--ink-2);
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.fav-strip-io .link-btn:hover { color: var(--ink); }

/* ─── Workspace ──────────────────────────────────────────────────────────────── */

.workspace {
  flex: 1;
  min-height: 0;
  display: flex;
  overflow: hidden;
}

/* ─── Configure Column ───────────────────────────────────────────────────────── */

.configure-col {
  width: var(--left-w);
  flex-shrink: 0;
  overflow-y: auto;
  border-right: 1px solid var(--rule);
  background: var(--surface);
  scrollbar-width: thin;
  scrollbar-color: var(--rule) transparent;
}

.configure-col::-webkit-scrollbar { width: 5px; }
.configure-col::-webkit-scrollbar-thumb { background: var(--rule); }

.cfg-section {
  padding: var(--pad-sect) var(--pad-card);
  border-bottom: 1px solid var(--rule-soft);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.section-hdr {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: flex;
  align-items: center;
  gap: 0.6em;
}

.section-num { color: var(--ink); }

/* ─── Segmented Controls ─────────────────────────────────────────────────────── */

.seg-ctrl {
  display: inline-flex;
  border: 1px solid var(--ink);
}

.seg-ctrl.seg-full { display: flex; width: 100%; }

.seg-btn {
  flex: 1;
  padding: 7px 14px;
  border: none;
  border-right: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  line-height: 1.2;
  white-space: nowrap;
  transition: background 0.08s, color 0.08s;
}
.seg-btn:last-child { border-right: none; }
.seg-btn:not(.seg-active):hover { background: var(--rule-soft); }
.seg-btn.seg-active { background: var(--ink); color: #fff; }

.seg-btn.seg-sm { padding: 4px 10px; font-size: 0.8rem; }

/* ─── Inline mini-row (SYSTEM · MODE line) ───────────────────────────────────── */

.spec-mini-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.mini-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  flex-shrink: 0;
}

/* ─── Form Elements ──────────────────────────────────────────────────────────── */

.field-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: block;
  margin-bottom: 4px;
}

.form-input {
  width: 100%;
  padding: 7px 10px;
  border: 1px solid var(--rule);
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.12s;
  appearance: none;
  -webkit-appearance: none;
  border-radius: 0;
}
.form-input:focus { border-color: var(--accent); }
select.form-input {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path fill='%236e6c66' d='M0 0h10L5 6z'/></svg>");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 28px;
  cursor: pointer;
}

.form-group { display: flex; flex-direction: column; gap: 4px; }

/* ─── Batch hint ─────────────────────────────────────────────────────────────── */

.batch-hint {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.01em;
}

/* ─── Standard Search ────────────────────────────────────────────────────────── */

.search-container { position: relative; }

.contribute-link {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 4px;
}
.contribute-link a { color: var(--accent); }

.search-results {
  position: absolute;
  top: calc(100% + 2px);
  left: 0;
  right: 0;
  background: var(--surface);
  border: 1px solid var(--rule);
  z-index: 200;
  max-height: 240px;
  overflow-y: auto;
  box-shadow: 0 4px 16px rgba(0,0,0,0.10);
}

.standards-scroll-list {
  border: 1px solid var(--rule);
  max-height: 200px;
  overflow-y: auto;
  background: var(--surface);
  margin-top: 4px;
}

.community-icons-list {
  border: 1px solid var(--rule);
  max-height: 200px;
  overflow-y: auto;
  background: var(--surface);
  margin-top: 4px;
  padding: 4px;
}

.search-item {
  padding: 8px 10px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-bottom: 1px solid var(--rule-soft);
  transition: background 0.08s;
}
.search-item:last-child { border-bottom: none; }
.search-item:hover, .search-item.highlighted { background: var(--rule-soft); }
.search-item.selected { background: #dbeafe; }
.search-item.selected .search-item-code { color: var(--accent); }

.search-item-code { font-weight: 700; font-size: 0.78rem; color: var(--accent); }
.search-item-desc { font-size: 0.72rem; color: var(--ink-2); }
.search-no-results { padding: 10px; color: var(--ink-3); font-size: 0.82rem; text-align: center; }

/* ─── Selected Standard / Icon ───────────────────────────────────────────────── */

.selected-standard {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border: 1px solid var(--rule);
  background: var(--rule-soft);
}

.standard-thumb {
  width: 32px;
  height: 32px;
  object-fit: contain;
  flex-shrink: 0;
}

.standard-info { flex: 1; min-width: 0; }
.standard-name { display: block; font-weight: 700; font-size: 0.78rem; }
.standard-desc { display: block; font-size: 0.7rem; color: var(--ink-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.star-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  color: var(--ink-3);
  padding: 2px 4px;
  line-height: 1;
  transition: color 0.12s;
  flex-shrink: 0;
}
.star-btn:hover { color: #f59e0b; }
.star-btn.starred { color: #f59e0b; }

.clear-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  color: var(--ink-3);
  padding: 2px 4px;
  line-height: 1;
  transition: color 0.12s;
  flex-shrink: 0;
}
.clear-btn:hover { color: var(--ink); }

/* ─── Tooltip ────────────────────────────────────────────────────────────────── */

.tooltip-anchor {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 13px;
  height: 13px;
  border: 1px solid var(--rule);
  color: var(--ink-3);
  font-size: 0.6rem;
  font-weight: 700;
  cursor: default;
  position: relative;
  vertical-align: middle;
  margin-left: 4px;
  user-select: none;
  font-family: var(--font-mono);
}

.tooltip-text {
  display: none;
  position: absolute;
  left: 50%;
  bottom: calc(100% + 6px);
  transform: translateX(-50%);
  background: var(--ink);
  color: #f9fafb;
  font-size: 0.7rem;
  font-weight: 400;
  line-height: 1.5;
  padding: 8px 10px;
  width: 220px;
  white-space: normal;
  text-transform: none;
  letter-spacing: 0;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
  z-index: 300;
  pointer-events: none;
  font-family: var(--font-ui);
}
.tooltip-anchor:hover .tooltip-text { display: block; }

/* ─── Icon picker controls ───────────────────────────────────────────────────── */

.icon-ctrl-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.upload-svg-label {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  font-size: 0.75rem;
  color: var(--ink-2);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-family: var(--font-mono);
}
.upload-svg-label:hover { color: var(--ink); }

/* ─── MDI Icon Search Results Grid ──────────────────────────────────────────── */

.icon-search-results { padding: 4px; }

.icon-search-section-header {
  padding: 4px 6px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.icon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(52px, 1fr));
  gap: 2px;
}

.icon-grid-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 6px 3px;
  cursor: pointer;
  transition: background 0.08s;
  overflow: hidden;
}
.icon-grid-item:hover { background: var(--rule-soft); }
.icon-grid-item img { width: 24px; height: 24px; display: block; }

.icon-grid-item span {
  font-size: 0.52rem;
  font-family: var(--font-mono);
  color: var(--ink-2);
  text-align: center;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  width: 100%;
}

/* ─── Favorites management (bottom of configure col) ─────────────────────────── */

.fav-section-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 6px;
}

.fav-icons-grid { display: flex; flex-wrap: wrap; gap: 6px; }

.fav-icon-chip {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 8px 4px 5px;
  border: 1px solid var(--rule);
  font-size: 0.72rem;
  cursor: pointer;
  transition: border-color 0.1s;
}
.fav-icon-chip:hover { border-color: var(--ink-2); }
.fav-icon-chip img { width: 14px; height: 14px; display: block; }

.fav-standards-list { display: flex; flex-direction: column; gap: 4px; }

.fav-standard-chip {
  display: flex;
  align-items: center;
  padding: 5px 8px;
  border: 1px solid var(--rule);
  font-size: 0.78rem;
  cursor: pointer;
  transition: border-color 0.1s;
}
.fav-standard-chip:hover { border-color: var(--ink-2); }
.fav-standard-chip span { flex: 1; }

.hint-text {
  font-size: 0.75rem;
  color: var(--ink-3);
  line-height: 1.4;
}
.hint-text code {
  font-family: var(--font-mono);
  background: var(--rule-soft);
  padding: 0.1em 0.35em;
  font-size: 0.9em;
}

/* ─── Right Column ───────────────────────────────────────────────────────────── */

.right-col {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg);
}

/* ─── Preview Card ───────────────────────────────────────────────────────────── */

.preview-card {
  flex-shrink: 0;
  background: var(--surface);
  border-bottom: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
}

.preview-hdr {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  border-bottom: 1px solid var(--rule-soft);
  flex-wrap: wrap;
}

.preview-hdr-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  flex-shrink: 0;
}

.view-chips {
  display: flex;
  gap: 4px;
  flex: 1;
}

.view-chip {
  padding: 3px 10px;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  cursor: pointer;
  text-transform: uppercase;
  transition: background 0.08s, color 0.08s, border-color 0.08s;
}
.view-chip:hover { border-color: var(--ink-2); color: var(--ink-2); }
.view-chip.chip-active { background: var(--ink); color: #fff; border-color: var(--ink); }

/* ─── Standard view selector chips ──────────────────────────────────────────── */

.view-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.view-sel-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  cursor: grab;
  text-transform: uppercase;
  transition: background 0.08s, color 0.08s, border-color 0.08s;
  user-select: none;
}
.view-sel-chip:hover { border-color: var(--ink-2); color: var(--ink-2); }
.view-sel-chip.view-sel-active { background: var(--ink); color: #fff; border-color: var(--ink); }
.view-sel-chip.view-sel-dragging { opacity: 0.4; }
.view-sel-chip.view-sel-over { border-style: dashed; border-color: var(--accent); color: var(--accent); }
.view-sel-chip.view-sel-active.view-sel-over { background: var(--accent); border-style: dashed; }

.view-sel-order {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  background: rgba(255,255,255,0.25);
  border-radius: 50%;
  font-size: 0.65rem;
  font-weight: 700;
  line-height: 1;
  flex-shrink: 0;
}

.height-toggle {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
}

.ht-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-3);
  padding: 0;
  transition: color 0.1s;
}
.ht-btn:hover { color: var(--ink); }
.ht-btn.ht-active { color: var(--ink); text-decoration: underline; text-underline-offset: 2px; }
.ht-sep { color: var(--rule); font-size: 0.82rem; }

/* ─── Stage (dot-grid canvas area) ──────────────────────────────────────────── */

.stage {
  background: var(--stage-bg);
  background-image: radial-gradient(circle, var(--rule) 1px, transparent 1px);
  background-size: 12px 12px;
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  flex: 1;
  min-height: 120px;
}

.batch-scrubber {
  position: absolute;
  top: 8px;
  left: 12px;
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-2);
  background: rgba(251,249,244,0.85);
  padding: 2px 4px;
}

.scrub-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  color: var(--ink-2);
  padding: 0 4px;
  line-height: 1;
  transition: color 0.1s;
}
.scrub-btn:hover { color: var(--ink); }
.scrub-pos { letter-spacing: 0.08em; }

#labelCanvas {
  border: 1px solid var(--rule);
  background: white;
  display: block;
  image-rendering: pixelated;
  max-width: 100%;
}

.preview-footer {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 6px 20px;
  border-top: 1px solid var(--rule-soft);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--ink-3);
}

.preview-footer-spacer { flex: 1; }

.add-queue-btn {
  background: none;
  border: 1px solid var(--rule);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--ink-2);
  padding: 3px 10px;
  transition: border-color 0.1s, color 0.1s, background 0.1s;
}
.add-queue-btn:hover { border-color: var(--accent); color: var(--accent); }
.add-queue-btn:disabled { opacity: 0.5; cursor: default; }

/* ─── Batch Queue Card ───────────────────────────────────────────────────────── */

.batch-queue-card {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--rule);
  background: var(--surface);
}

.bq-hdr {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  border-bottom: 1px solid var(--rule-soft);
  flex-shrink: 0;
  background: var(--bg-elev);
}

.bq-title {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.bq-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--surface);
  background: var(--ink-2);
  padding: 1px 6px;
  min-width: 20px;
  text-align: center;
}

.bq-summary {
  flex: 1;
  font-size: 0.75rem;
  color: var(--ink-2);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bq-add-btn {
  background: none;
  border: 1px solid var(--rule);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--ink-2);
  padding: 2px 8px;
  flex-shrink: 0;
  transition: border-color 0.1s, color 0.1s;
}
.bq-add-btn:hover { border-color: var(--ink-2); color: var(--ink); }

.bq-table-wrap {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--rule) transparent;
}

.bq-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}
.bq-table thead th {
  position: sticky;
  top: 0;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--rule);
  padding: 5px 10px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  white-space: nowrap;
}
.bq-table tbody tr {
  border-bottom: 1px solid var(--rule-soft);
  cursor: pointer;
  transition: background 0.08s;
}
.bq-table tbody tr:hover { background: var(--rule-soft); }
.bq-table tbody tr.bq-row-active { background: rgba(37,99,235,0.06); }
.bq-table td { padding: 6px 10px; color: var(--ink); }
.bq-table td:first-child { font-family: var(--font-mono); font-size: 0.65rem; color: var(--ink-3); }
.bq-table td.bq-del { text-align: center; color: var(--ink-3); cursor: pointer; padding: 6px 8px; }
.bq-table td.bq-del:hover { color: #ef4444; }

/* ─── Output Card ────────────────────────────────────────────────────────────── */

.output-card {
  flex-shrink: 0;
  background: var(--surface);
  border-top: 1px solid var(--rule);
}

.out-tabs {
  display: flex;
  border-bottom: 1px solid var(--rule);
}

.out-tab {
  padding: 8px 16px;
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--ink-3);
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  margin-bottom: -1px;
  transition: color 0.1s, border-color 0.1s;
  white-space: nowrap;
}
.out-tab:hover { color: var(--ink-2); }
.out-tab.out-tab-active { color: var(--accent); border-bottom-color: var(--accent); }

.out-body {
  padding: 10px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.agent-row {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-shrink: 0;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ink-3);
  flex-shrink: 0;
  transition: background 0.3s;
}
.status-dot.online  { background: var(--ok); }
.status-dot.offline { background: #ef4444; }
.status-dot.waiting { background: var(--warn); }

.out-status {
  font-size: 0.78rem;
  color: var(--ink-2);
  white-space: nowrap;
}

.out-check {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.8rem;
  color: var(--ink-2);
  cursor: pointer;
  white-space: nowrap;
}
.out-check input { accent-color: var(--accent); }

.out-scale {
  font-size: 0.8rem;
  color: var(--ink-2);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.out-hint {
  font-size: 0.75rem;
  color: var(--ink-3);
  flex: 1;
}
.out-hint code {
  font-family: var(--font-mono);
  background: var(--rule-soft);
  padding: 0.1em 0.35em;
  font-size: 0.9em;
}

.out-spacer { flex: 1; }

/* ─── First-run hint (inside agent tab) ──────────────────────────────────────── */

.first-run-hint {
  width: 100%;
  background: rgba(212,160,23,0.08);
  border: 1px solid var(--warn);
  padding: 8px 12px;
  font-size: 0.78rem;
  color: var(--ink-2);
  margin-bottom: 4px;
}
.first-run-hint code {
  font-family: var(--font-mono);
  background: rgba(212,160,23,0.12);
  padding: 0.1em 0.35em;
  font-size: 0.9em;
}

/* ─── Buttons ────────────────────────────────────────────────────────────────── */

.btn-primary {
  padding: var(--btn-py) 18px;
  background: var(--accent);
  color: var(--accent-on);
  border: none;
  font-family: var(--font-ui);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.12s;
  white-space: nowrap;
  flex-shrink: 0;
}
.btn-primary:hover:not(:disabled) { opacity: 0.88; }
.btn-primary:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-secondary {
  padding: var(--btn-py) 14px;
  background: transparent;
  color: var(--ink-2);
  border: 1px solid var(--rule);
  font-family: var(--font-ui);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.1s, color 0.1s;
}
.btn-secondary:hover { border-color: var(--ink-2); color: var(--ink); }

/* ─── Scale select (download tab) ────────────────────────────────────────────── */

#printScale {
  padding: 6px 28px 6px 10px;
  border: 1px solid var(--rule);
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 0.82rem;
  cursor: pointer;
  outline: none;
  border-radius: 0;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path fill='%236e6c66' d='M0 0h10L5 6z'/></svg>");
  background-repeat: no-repeat;
  background-position: right 10px center;
}
#printScale:focus { border-color: var(--accent); }

/* ─── Responsive ─────────────────────────────────────────────────────────────── */

@media (max-width: 900px) {
  .workspace { flex-direction: column; }
  .configure-col { width: 100%; max-height: 50vh; flex-shrink: 0; border-right: none; border-bottom: 1px solid var(--rule); }
  .right-col { flex: 1; min-height: 0; }
}

/* ─── Shortcuts Modal ────────────────────────────────────────────────────────── */

.shortcuts-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
}

.shortcuts-dialog {
  background: var(--surface);
  border: 1px solid var(--rule);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  min-width: 320px;
  max-width: 460px;
}

.shortcuts-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  border-bottom: 1px solid var(--rule);
}

.shortcuts-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.shortcuts-close {
  background: none;
  border: none;
  font-size: 1.2rem;
  color: var(--ink-3);
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
}
.shortcuts-close:hover { color: var(--ink); }

.shortcuts-table {
  width: 100%;
  border-collapse: collapse;
  padding: 8px 0;
}

.shortcuts-table td {
  padding: 10px 20px;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--ink);
}

.shortcuts-table td:first-child {
  white-space: nowrap;
  text-align: right;
  width: 1%;
}

kbd {
  display: inline-block;
  padding: 2px 7px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--ink-2);
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-bottom-width: 2px;
  line-height: 1.4;
}

/* ─── Tutorial Tour ─────────────────────────────────────────────────────────── */

/* Transparent host: dimming comes from the spotlight's box-shadow, so the
   underlying UI stays legible. Only the popover captures pointer events. */
.tour-overlay {
  position: fixed;
  inset: 0;
  z-index: 1100;
  pointer-events: none;
}

.tour-spotlight {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 0;
  border: 2px solid var(--accent);
  border-radius: 6px;
  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.55);
  transition: top 0.25s ease, left 0.25s ease, width 0.25s ease, height 0.25s ease;
  pointer-events: none;
}

.tour-popover {
  position: fixed;
  top: 50%;
  left: 50%;
  width: 340px;
  max-width: calc(100vw - 32px);
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 8px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
  pointer-events: auto;
}

.tour-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-bottom: 1px solid var(--rule);
}

.tour-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
}

.tour-new-badge {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 6px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  background: var(--accent);
  border-radius: 3px;
  vertical-align: middle;
}

.tour-close {
  background: none;
  border: none;
  font-size: 1.2rem;
  color: var(--ink-3);
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
}
.tour-close:hover { color: var(--ink); }

.tour-intro {
  margin: 0;
  padding: 10px 18px;
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--bg-elev);
  border-bottom: 1px solid var(--rule-soft);
}

.tour-body {
  padding: 14px 18px;
  font-family: var(--font-ui);
  font-size: 0.88rem;
  line-height: 1.5;
  color: var(--ink);
}

.tour-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-top: 1px solid var(--rule);
}

.tour-progress {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-3);
}

.tour-actions .btn-primary { width: auto; }

/* ─── JSCad Design Section ──────────────────────────────────────────────────── */

.jscad-hint {
  margin: 0 0 8px;
  font-size: 0.78rem;
  line-height: 1.5;
}

.jscad-editor-wrap {
  border: 1px solid var(--rule);
  border-radius: 6px;
  overflow: hidden;
  min-height: 160px;
  background: var(--bg-elev);
  font-size: 0.8rem;
}

/* CodeMirror 6 inside the wrap */
.jscad-editor-wrap .cm-editor {
  height: 220px;
  font-size: 0.78rem;
}

.jscad-editor-wrap .cm-scroller {
  overflow: auto;
}

.jscad-textarea-fallback {
  width: 100%;
  height: 220px;
  box-sizing: border-box;
  padding: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  background: var(--bg-elev);
  color: var(--ink-1);
  border: none;
  resize: vertical;
  outline: none;
}

.jscad-toolbar {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.jscad-btn {
  font-size: 0.78rem;
  padding: 4px 10px;
}

.jscad-preview-canvas {
  display: block;
  margin: 8px 0 4px;
  width: 100%;
  max-height: 140px;
  object-fit: contain;
  border-radius: 4px;
}

.jscad-status {
  font-size: 0.75rem;
  color: var(--ink-3);
  min-height: 1.2em;
  font-family: var(--font-mono);
}

.jscad-render-opts {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.jscad-mode-btns {
  display: flex;
  border: 1px solid var(--rule);
  border-radius: 5px;
  overflow: hidden;
  flex-shrink: 0;
}

.jscad-mode-btn {
  padding: 3px 10px;
  font-size: 0.78rem;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--ink-2);
  line-height: 1.6;
}

.jscad-mode-btn + .jscad-mode-btn {
  border-left: 1px solid var(--rule);
}

.jscad-mode-btn.active {
  background: var(--accent);
  color: #fff;
}

.jscad-render-opts .it-slider-row {
  flex: 1;
  min-width: 160px;
  margin-top: 0;
}

.jscad-status.ok    { color: #16a34a; }
.jscad-status.error { color: #dc2626; white-space: pre-wrap; word-break: break-word; }

/* ─── Contribution Modal ────────────────────────────────────────────────────── */

.contrib-dialog {
  max-width: 420px;
}

.contrib-step-text {
  margin: 8px 0;
  font-size: 0.85rem;
  line-height: 1.5;
}

.contrib-id-input {
  width: 100%;
  box-sizing: border-box;
  padding: 8px 10px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  background: var(--bg-elev);
  color: var(--ink-1);
  border: 1px solid var(--rule);
  border-radius: 6px;
  margin: 6px 0 4px;
}

.contrib-id-input:focus {
  outline: none;
  border-color: var(--accent);
}

.contrib-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 12px;
}

.contrib-error {
  color: #dc2626;
  min-height: 1.2em;
}

/* ─── Contribute Page Layout ────────────────────────────────────────────────── */

html.contrib-page,
html.contrib-page body { height: auto; overflow: auto; }
html.contrib-page #app  { height: auto; min-height: 100vh; display: flex; flex-direction: column; }

.contrib-page-intro {
  padding: 20px 28px 0;
  border-bottom: 1px solid var(--rule);
  background: var(--bg-elev);
}

.contrib-page-title {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.contrib-page-subtitle {
  font-size: 0.82rem;
  color: var(--ink-2);
  margin-top: 3px;
  padding-bottom: 16px;
}

.contrib-layout {
  display: grid;
  grid-template-columns: 290px 1fr;
  flex: 1;
}

.contrib-layout.contrib-layout-single {
  grid-template-columns: minmax(0, 1100px);
  justify-content: center;
}

/* ─── Edit Column ───────────────────────────────────────────────────────────── */

.contrib-edit-col {
  padding: 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

html.contrib-page .jscad-editor-wrap .cm-editor    { height: 340px; }
html.contrib-page .jscad-textarea-fallback          { height: 340px; }
html.contrib-page .jscad-preview-canvas             { max-height: none; }

/* ─── Contribute Guide ──────────────────────────────────────────────────────── */

.contrib-guide-steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 10px;
  counter-reset: guide-step;
}

.contrib-guide-steps li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.85rem;
  line-height: 1.55;
  counter-increment: guide-step;
}

.contrib-guide-steps li::before {
  content: counter(guide-step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  min-width: 22px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  margin-top: 2px;
}

.contrib-guide-note {
  margin-top: 14px;
  font-size: 0.78rem;
  color: var(--ink-2);
}
.contrib-guide-note a { color: var(--accent); }

/* ─── Image Tracer (section 00 on contribute page) ──────────────────────────── */

.it-optional {
  font-size: 0.8em;
  font-weight: 400;
  color: var(--ink-3);
  margin-left: 4px;
}

.it-drop-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 28px 20px;
  border: 2px dashed var(--rule);
  border-radius: 6px;
  cursor: pointer;
  color: var(--ink-2);
  transition: border-color 0.15s, background 0.15s;
  text-align: center;
  user-select: none;
}

.it-drop-zone:hover,
.it-drop-zone.it-drag-over {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 5%, transparent);
  color: var(--ink);
}

.it-drop-icon {
  width: 26px;
  height: 26px;
  color: var(--ink-3);
  flex-shrink: 0;
}

.it-drop-text { font-size: 0.9rem; }
.it-drop-hint { font-size: 0.78rem; color: var(--ink-3); }

.it-display-canvas {
  display: block;
  max-width: 100%;
  border: 1px solid var(--rule);
  border-radius: 4px;
  cursor: crosshair;
  user-select: none;
}

.it-sel-hint {
  margin-top: 4px;
  margin-bottom: 0;
}

.it-sliders {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.it-slider-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.it-slider-label {
  font-size: 0.82rem;
  color: var(--ink-2);
  width: 68px;
  flex-shrink: 0;
}

.it-slider {
  flex: 1;
  accent-color: var(--accent);
  cursor: pointer;
}

.it-slider-val {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-3);
  width: 28px;
  text-align: right;
  flex-shrink: 0;
}

/* ─── Image Trace Two-Column Layout ─────────────────────────────────────────── */

.it-trace-columns {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.it-trace-left {
  flex: 0 0 200px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.it-trace-left .it-sliders { margin-top: 0; }

.it-trace-right {
  flex: 1;
  min-width: 0;
}

/* ─── JSCad Below-Editor Two-Column Layout ───────────────────────────────────── */

.jscad-below-row {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.jscad-below-controls {
  flex: 0 0 210px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.jscad-below-preview {
  flex: 1;
  min-width: 0;
}

.jscad-below-preview .jscad-preview-canvas {
  width: 100%;
  max-height: none;
  margin: 0;
  aspect-ratio: 1 / 1;
}

@media (max-width: 640px) {
  .it-trace-columns,
  .jscad-below-row { flex-direction: column; }
  .it-trace-left   { flex: none; width: 100%; }
  .jscad-below-controls { flex: none; width: 100%; }
}

/* ─── Collapsible Section (details/summary) ─────────────────────────────────── */

.cfg-details {
  width: 100%;
}

.cfg-summary {
  cursor: pointer;
  user-select: none;
  list-style: none;      /* Firefox */
}
.cfg-summary::-webkit-details-marker { display: none; }  /* Safari/Chrome */
.cfg-summary::marker               { display: none; }    /* standards */

.cfg-chevron {
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--ink-3);
  transition: transform 0.15s;
  display: inline-block;
}
.cfg-chevron::after { content: '▸'; }
details[open] > .cfg-summary .cfg-chevron { transform: rotate(90deg); }

.cfg-details-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 10px;
}

/* ─── Crop-to-Square UI ──────────────────────────────────────────────────────── */

.crop-section {
  margin-top: 12px;
  padding: 10px 14px;
  background: #fff8e1;
  border: 1px solid #e8c53a;
  border-radius: 6px;
}

.crop-banner {
  font-size: 0.82rem;
  color: var(--ink);
  margin: 0 0 8px;
}

.crop-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.crop-align-btns {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

.crop-slider {
  flex: 1;
  min-width: 80px;
}