/* ==========================================================================
   Tessel — redesigned UI (v2)
   Vanilla token-based CSS. Google Sans for all text; hierarchy comes from
   weight (400 body / 500 controls / 600 headings / 700 brand & verdict),
   case, and tabular figures for data.
   Single light theme by design.
   ========================================================================== */

:root {
  /* ground + surfaces */
  --bg: #f4f6f8;
  --card: #ffffff;
  --inset: #eef1f4;
  /* text */
  --text: #101c2c;
  --text-muted: #5a6b7d;
  /* lines */
  --border: #dde3e9;
  --border-strong: #c3ccd6;
  /* brand (teal, engineering-calm) */
  --brand: #0f766e;          /* CTA fill — 4.8:1 with white text */
  --brand-hover: #115e59;
  --brand-ink: #0d9488;      /* accents, active borders, icons */
  --brand-text: #0f766e;     /* teal used as text on light surfaces */
  --brand-soft: #e6f5f3;     /* tint background */
  --brand-soft-border: #9edcd4;
  --on-brand: #ffffff;
  /* semantic */
  --ok: #166534;
  --ok-bg: #e3f6e9;
  --err: #b91c1c;
  --err-bg: #fdeaea;
  /* misc */
  --focus: #0d9488;
  --shadow: 0 1px 2px rgba(16, 28, 44, 0.06);
  --thumb-tile: #ffffff;
  --checker-a: #ffffff;
  --checker-b: #e9edf1;
  --radius: 10px;
  --radius-sm: 8px;
  --t: 160ms ease;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; }

body {
  font-family: "Google Sans", -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

svg { display: block; }
.hidden { display: none !important; }

/* data text: same family, aligned figures */
.mono, code {
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
}

/* every interactive element */
button { cursor: pointer; }

:is(button, [role="button"], input, a):focus-visible,
.dropzone:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

/* ---------- Top bar ---------- */
.topbar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0.7rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand { display: flex; align-items: center; gap: 0.55rem; }
.brand-icon { width: 26px; height: 26px; color: var(--brand-ink); }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}
.brand-tagline { font-size: 0.7rem; color: var(--text-muted); }
@media (max-width: 560px) { .brand-tagline { display: none; } }

.topbar-actions { display: flex; align-items: center; gap: 0.75rem; }

.tabs {
  display: flex;
  gap: 0.25rem;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.22rem;
}

.tab {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-weight: 600;
  font-size: 0.86rem;
  padding: 0.42rem 1rem;
  border-radius: 999px;
  transition: background var(--t), color var(--t);
}

.tab svg { width: 15px; height: 15px; }
.tab:hover { color: var(--text); }
.tab.active { background: var(--brand); color: var(--on-brand); }

/* ---------- Layout ---------- */
.layout {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 4rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 1.5rem;
  align-items: start;
}

.left-col { display: flex; flex-direction: column; gap: 1rem; min-width: 0; }
.right-col { position: sticky; top: 72px; }

@media (max-width: 920px) {
  .layout { grid-template-columns: 1fr; }
  .right-col { position: static; order: -1; }
}

/* ---------- Cards ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: opacity var(--t);
}

/* design cards wait for content (inert blocks focus and clicks) */
.card-disabled { opacity: 0.45; cursor: not-allowed; }

.card-head {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
  padding: 1.1rem 1.25rem 0.25rem;
}

.card-head-icon {
  flex: none;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--brand-soft);
  color: var(--brand-text);
  display: grid;
  place-items: center;
}
.card-head-icon svg { width: 19px; height: 19px; }

.card-head h2 {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.card-head p { font-size: 0.83rem; color: var(--text-muted); margin-top: 0.15rem; }

code {
  font-size: 0.78rem;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0 0.3rem;
}

.card-body {
  padding: 1rem 1.25rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.subheading {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ---------- Fields ---------- */
.field { display: flex; flex-direction: column; gap: 0.4rem; }
.field-row { display: flex; align-items: end; gap: 1.25rem; flex-wrap: wrap; }
.field-row .field { flex: 1; min-width: 180px; }

label, .label { font-size: 0.85rem; font-weight: 600; }
.hint-inline { font-weight: 400; color: var(--text-muted); font-size: 0.8rem; }
.hint { font-size: 0.78rem; color: var(--text-muted); }

input[type="text"], textarea {
  font: inherit;
  font-size: 0.9rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--card);
  color: var(--text);
  width: 100%;
  transition: border-color var(--t), box-shadow var(--t);
  resize: vertical;
}

input[type="text"]:focus, textarea:focus {
  outline: none;
  border-color: var(--brand-ink);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand-ink) 20%, transparent);
}

input[type="range"] { accent-color: var(--brand); cursor: pointer; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font: inherit;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.6rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background var(--t), border-color var(--t), color var(--t);
}

.btn svg { width: 16px; height: 16px; }

.btn-primary { background: var(--brand); color: var(--on-brand); }
.btn-primary:hover { background: var(--brand-hover); }

.btn-secondary {
  background: var(--card);
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-secondary:hover { border-color: var(--brand-ink); color: var(--brand-text); }

.btn-ghost {
  background: transparent;
  color: var(--brand-text);
  border-color: var(--border);
  align-self: flex-start;
}
.btn-ghost:hover { background: var(--brand-soft); border-color: var(--brand-soft-border); }

.btn-lg { padding: 0.75rem 1.25rem; font-size: 0.95rem; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

/* ---------- Style grid (module shapes) ---------- */
.style-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(78px, 1fr));
  gap: 0.6rem;
}

.style-option {
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
  padding: 0.5rem 0.35rem 0.4rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  transition: border-color var(--t), background var(--t);
}

.style-option:hover { border-color: var(--border-strong); }
.style-option.active { border-color: var(--brand-ink); background: var(--brand-soft); }

/* thumbnails sit on a fixed light tile so dark modules stay visible in dark mode */
.style-option .thumb {
  width: 52px;
  height: 52px;
  padding: 4px;
  background: var(--thumb-tile);
  border-radius: 6px;
}
.style-option .thumb canvas, .style-option .thumb svg { width: 44px !important; height: 44px !important; }
.style-option .style-name { font-size: 0.66rem; font-weight: 600; color: var(--text-muted); }
.style-option.active .style-name { color: var(--brand-text); }

/* ---------- Content type chips ---------- */
.chip-row { display: flex; flex-wrap: wrap; gap: 0.4rem; }

.chip {
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.38rem 0.85rem;
  border-radius: 999px;
  border: 1.5px solid var(--border-strong);
  background: var(--card);
  color: var(--text-muted);
  transition: background var(--t), color var(--t), border-color var(--t);
}
.chip:hover { color: var(--text); border-color: var(--brand-ink); }
.chip.active { background: var(--brand); border-color: var(--brand); color: var(--on-brand); }

.type-fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem 1rem;
}

select {
  font: inherit;
  font-size: 0.9rem;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--card);
  color: var(--text);
  width: 100%;
  cursor: pointer;
}
select:focus { outline: none; border-color: var(--brand-ink); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand-ink) 20%, transparent); }

.payload-preview, #payload-preview {
  word-break: break-all;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.7rem;
}

/* ---------- Input icons ---------- */
.iwrap { position: relative; }
.iwrap > svg {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-muted);
  pointer-events: none;
}
.iwrap-top > svg { top: 0.95rem; transform: none; }
.iwrap input, .iwrap select, .iwrap textarea { padding-left: 2.4rem; }

/* ---------- Notices ---------- */
.notice {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  background: var(--brand-soft);
  border: 1px solid var(--brand-soft-border);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.85rem;
  font-size: 0.8rem;
  color: var(--brand-text);
}
.notice svg { flex: none; width: 16px; height: 16px; margin-top: 0.1rem; }
.notice-tight { font-size: 0.75rem; }

/* ---------- Colour controls ---------- */
.color-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 0.75rem;
}

.color-block {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  background: var(--inset);
}

.color-block-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.color-row { display: flex; gap: 0.75rem; flex-wrap: wrap; transition: opacity var(--t); }

.color-input {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0.3rem 0.5rem;
}

.color-input input[type="color"] {
  width: 30px;
  height: 30px;
  border: none;
  border-radius: 6px;
  padding: 0;
  background: none;
  cursor: pointer;
}
.color-input input[type="color"]::-webkit-color-swatch-wrapper { padding: 2px; }
.color-input input[type="color"]::-webkit-color-swatch { border: 1px solid var(--border); border-radius: 5px; }

.color-input input[type="text"] {
  border: none;
  padding: 0.25rem;
  width: 84px;
  font-size: 0.82rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  text-transform: lowercase;
  background: transparent;
}
.color-input input[type="text"]:focus { box-shadow: none; }

/* ---------- Switch ---------- */
.switch {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-muted);
  user-select: none;
}

.switch input { position: absolute; opacity: 0; width: 0; height: 0; }

.switch .slider {
  flex: none;
  width: 36px;
  height: 20px;
  background: var(--border-strong);
  border-radius: 999px;
  position: relative;
  transition: background var(--t);
}

.switch .slider::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background: var(--card);
  border-radius: 50%;
  transition: transform var(--t);
}

.switch input:checked + .slider { background: var(--brand); }
.switch input:checked + .slider::after { transform: translateX(16px); }
.switch input:focus-visible + .slider { outline: 2px solid var(--focus); outline-offset: 2px; }

/* ---------- Segmented controls ---------- */
.segmented {
  display: inline-flex;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  overflow: hidden;
  align-self: flex-start;
}

.seg-btn {
  font: inherit;
  font-size: 0.83rem;
  font-weight: 600;
  padding: 0.5rem 0.95rem;
  background: var(--card);
  color: var(--text-muted);
  border: none;
  border-right: 1px solid var(--border);
  transition: background var(--t), color var(--t);
}

.seg-btn:last-child { border-right: none; }
.seg-btn:hover { color: var(--text); }
.seg-btn.active { background: var(--brand); color: var(--on-brand); }

.seg-mono .seg-btn { font-size: 0.8rem; font-variant-numeric: tabular-nums; }

/* ---------- Logo ---------- */
.logo-row { display: flex; gap: 0.75rem; align-items: stretch; flex-wrap: wrap; }

.logo-upload {
  flex: 1;
  min-width: 220px;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-muted);
  transition: border-color var(--t), background var(--t);
}

.logo-upload:hover { border-color: var(--brand-ink); background: var(--brand-soft); }
.logo-upload svg { width: 18px; height: 18px; flex: none; }
.logo-upload strong { color: var(--text); font-weight: 600; }
.logo-upload:focus-within { outline: 2px solid var(--focus); outline-offset: 2px; }

.logo-chip {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.4rem;
  background: var(--inset);
}

.logo-chip img { width: 44px; height: 44px; object-fit: contain; border-radius: 6px; background: #fff; }

.chip-remove {
  border: none;
  background: transparent;
  color: var(--text-muted);
  padding: 0.25rem;
  border-radius: 6px;
  transition: color var(--t), background var(--t);
}
.chip-remove:hover { color: var(--err); background: var(--err-bg); }
.chip-remove svg { width: 14px; height: 14px; }

/* ---------- Dropzone ---------- */
.dropzone {
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 1.9rem 1rem;
  text-align: center;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 0.88rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  transition: border-color var(--t), background var(--t), transform var(--t);
}

.dropzone:hover { border-color: var(--brand-ink); background: var(--brand-soft); }
.dropzone.dragover {
  border-color: var(--brand-ink);
  border-style: solid;
  background: var(--brand-soft);
}
.dropzone svg { width: 28px; height: 28px; color: var(--brand-ink); }
.dropzone strong { color: var(--text); }

/* ---------- Batch table ---------- */
.batch-preview { display: flex; flex-direction: column; gap: 1rem; }

.batch-summary { font-size: 0.85rem; color: var(--text-muted); }
.batch-summary strong { color: var(--text); }

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  max-height: 320px;
  overflow-y: auto;
}

#batch-table { width: 100%; border-collapse: collapse; font-size: 0.82rem; }

#batch-table th {
  text-align: left;
  padding: 0;
  background: var(--inset);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1;
}

.th-sort {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  width: 100%;
  font: inherit;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  background: transparent;
  border: none;
  padding: 0.55rem 0.75rem;
  transition: color var(--t);
}
.th-sort:hover { color: var(--text); }
.th-sort .sort-arrow { width: 12px; height: 12px; opacity: 0; transition: opacity var(--t), transform var(--t); }
th[aria-sort] .th-sort { color: var(--brand-text); }
th[aria-sort] .sort-arrow { opacity: 1; }
th[aria-sort="descending"] .sort-arrow { transform: rotate(180deg); }

#batch-table td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  max-width: 340px;
  overflow: hidden;
  text-overflow: ellipsis;
}
#batch-table td.mono { font-size: 0.78rem; }
#batch-table tr:last-child td { border-bottom: none; }

#batch-table tbody tr:hover td { background: var(--inset); }

.link-btn {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  color: var(--brand-text);
  cursor: pointer;
  text-align: left;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.link-btn:hover { text-decoration: underline; }
.link-btn:disabled { color: var(--text-muted); cursor: default; text-decoration: none; }

.row-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.7rem;
  font-weight: 600;
  border-radius: 999px;
  padding: 0.12rem 0.55rem;
}
.row-badge svg { width: 11px; height: 11px; }
.row-badge.ok { color: var(--ok); background: var(--ok-bg); }
.row-badge.bad { color: var(--err); background: var(--err-bg); }
.row-badge.neutral { color: var(--text-muted); background: var(--inset); }

/* ---------- Progress ---------- */
.progress-row { display: flex; gap: 0.6rem; align-items: stretch; }
.progress-row .progress { flex: 1; }

.progress {
  position: relative;
  height: 28px;
  border-radius: 999px;
  background: var(--inset);
  border: 1px solid var(--border);
  overflow: hidden;
}

.progress-bar {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0%;
  background: var(--brand);
  transition: width 200ms ease;
}

.progress-label {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  font-variant-numeric: tabular-nums;
  font-size: 0.74rem;
  font-weight: 500;
  color: var(--text);
}

/* ---------- Preview card ---------- */
.preview-card { padding: 1.25rem; display: flex; flex-direction: column; gap: 1rem; }

.preview-title {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

/* --- Scannability badge: the hero --- */
/* author display:flex would otherwise defeat the hidden attribute */
.scan-badge[hidden] { display: none; }

.scan-badge {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  padding: 0.8rem 0.95rem;
  transition: border-color var(--t), background var(--t), opacity var(--t);
}

.scan-badge .scan-icon { flex: none; width: 24px; height: 24px; margin-top: 0.05rem; }
.scan-badge .scan-icon svg { width: 24px; height: 24px; }

.scan-text { display: flex; flex-direction: column; gap: 0.1rem; min-width: 0; }
.scan-title { font-weight: 700; font-size: 0.92rem; }
.scan-advice { font-size: 0.78rem; color: var(--text-muted); }

.scan-badge.ok { border-color: var(--ok); background: var(--ok-bg); }
.scan-badge.ok .scan-icon, .scan-badge.ok .scan-title { color: var(--ok); }

.scan-badge.bad { border-color: var(--err); background: var(--err-bg); }
.scan-badge.bad .scan-icon, .scan-badge.bad .scan-title { color: var(--err); }

.scan-badge.checking { border-color: var(--border-strong); background: var(--inset); }
.scan-badge.checking .scan-icon, .scan-badge.checking .scan-title { color: var(--text-muted); }

/* while a re-check runs on top of a settled state, dim instead of flashing */
.scan-badge.stale { opacity: 0.55; }

.scan-badge.ok .scan-icon svg { animation: badge-pop 240ms ease; }
@keyframes badge-pop {
  0% { transform: scale(0.6); }
  70% { transform: scale(1.12); }
  100% { transform: scale(1); }
}

.spin { animation: spin 900ms linear infinite; transform-origin: center; }
@keyframes spin { to { transform: rotate(360deg); } }

.preview-wrap { display: flex; flex-direction: column; }

.preview-frame {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
  display: grid;
  place-items: center;
  min-height: 280px;
}

/* honest approximation of the exported label frame */
.preview-wrap .frame-band {
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  margin-top: -6px;
  padding: 0.65rem 1rem 0.55rem;
  text-align: center;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
}
.preview-wrap:has(.frame-band:not(.hidden)) .preview-frame {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}

.preview-frame canvas, .preview-frame svg {
  max-width: 100%;
  height: auto !important;
  width: 100% !important;
}

.preview-frame.empty {
  background: var(--inset);
  border-style: dashed;
}

.preview-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  text-align: center;
  color: var(--text-muted);
  padding: 1.5rem 1.25rem;
  max-width: 26ch;
}
.preview-empty svg { width: 44px; height: 44px; opacity: 0.45; margin-bottom: 0.4rem; }
.preview-empty strong { color: var(--text); font-size: 0.95rem; }
.preview-empty p { font-size: 0.82rem; }

.checkers {
  background-image:
    linear-gradient(45deg, var(--checker-b) 25%, transparent 25%, transparent 75%, var(--checker-b) 75%),
    linear-gradient(45deg, var(--checker-b) 25%, transparent 25%, transparent 75%, var(--checker-b) 75%);
  background-size: 16px 16px;
  background-position: 0 0, 8px 8px;
  background-color: var(--checker-a);
}

/* --- Export group --- */
.export-group {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--inset);
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.export-group .label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); }

.download-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0.6rem; }
.download-row .btn { min-width: 0; padding-inline: 0.5rem; }

.btn-text {
  background: none;
  border: none;
  font: inherit;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  align-self: center;
  padding: 0.35rem 0.5rem;
  margin: 0 auto 0.75rem;
  display: block;
  border-radius: 6px;
  transition: color var(--t);
}
.btn-text:hover { color: var(--brand-text); text-decoration: underline; }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%) translateY(0.5rem);
  background: var(--text);
  color: var(--bg);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 999px;
  padding: 0.6rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease, transform 200ms ease;
  z-index: 50;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast svg { width: 15px; height: 15px; }
.toast-error { background: var(--err); color: #fff; }

/* ---------- Mobile mini-preview ---------- */
.mini-preview {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  width: 76px;
  height: 76px;
  padding: 5px;
  background: var(--card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 14px rgba(16, 28, 44, 0.18);
  display: grid;
  place-items: center;
}

.mini-preview svg, .mini-preview canvas { width: 64px !important; height: 64px !important; }

.mini-dot {
  position: absolute;
  top: -5px;
  right: -5px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--card);
  background: var(--border-strong);
}
.mini-dot.ok { background: var(--ok); }
.mini-dot.bad { background: var(--err); }
.mini-dot.checking, .mini-dot.off { background: var(--border-strong); }

/* desktop keeps the sticky preview column; the float is mobile-only */
@media (min-width: 921px) {
  .mini-preview { display: none; }
}

/* comfortable touch targets on touch devices */
@media (pointer: coarse) {
  .btn, .seg-btn, .chip, .tab, .th-sort { min-height: 44px; }
  .style-option { min-height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
  .spin { animation: none; }
}