/* Studio refinements. The shared shell, type and colors remain fleet tokens. */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.stage-head { align-items: flex-start; }
.stage-head > .toolbar { justify-content: flex-end; }
.preview-stage { min-height: 400px; padding: var(--space-8); }
.preview-frame[data-kind="certificate"] .preview-svg { max-width: 960px; height: auto; box-shadow: var(--shadow-card); }
.preview-frame[data-orientation="portrait"] .preview-svg { max-width: 480px; }
.preview-stage.is-loupe .preview-frame .preview-svg { max-width: none; }
.preview-examples { margin-top: var(--space-4); border-bottom: 1px solid var(--border-subtle); padding-bottom: var(--space-3); }
.preview-examples > summary { color: var(--text-secondary); font-size: var(--text-sm); cursor: pointer; width: fit-content; }
.preview-examples > summary:hover { color: var(--text-primary); }
.preview-parody { max-width: 70ch; }
.preview-note { max-width: 70ch; }

.library-tools { display: flex; align-items: center; flex-wrap: wrap; gap: var(--space-2); margin-block: var(--space-4); }
#presetModal .modal__dialog { background: var(--surface-1); }
.library-tools > label { min-width: 0; }
.library-search { flex: 1 1 170px; }
.library-tools .fld__input { margin: 0; width: 100%; }
.library-count { color: var(--text-muted); font-size: var(--text-xs); white-space: nowrap; font-variant-numeric: tabular-nums; }
.library-keep { margin-block: var(--space-4); color: var(--text-secondary); }
.stage-empty__lede { text-align: left; font-size: var(--text-lg); font-weight: 600; color: var(--text-primary); }

.preset-grid[data-kind="certificate"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.preset-grid[data-kind="badge"] { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.preset { min-width: 0; overflow: hidden; transition: border-color 160ms var(--ease-out), background-color 160ms var(--ease-out); }
.preset .thumb { max-width: 100%; padding-block: var(--space-2); }
.preset-grid[data-kind="certificate"] .preset .thumb { width: 100%; height: 174px; padding: var(--space-2); }
.preset-grid[data-kind="certificate"] .thumb svg { max-width: 100%; max-height: 100%; width: auto; height: auto; filter: drop-shadow(0 3px 5px oklch(10% 0.01 260 / 0.16)); }
.preset__note { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.preset:hover { background: var(--surface-2); border-color: var(--accent); }
.preset.is-on { box-shadow: inset 0 0 0 1px var(--accent); }
.preset__name { overflow-wrap: anywhere; }
.preset-saved { display: flex; flex-direction: column; min-width: 0; gap: var(--space-1); }
.preset-saved .preset { flex: 1; width: 100%; }
.preset-remove { align-self: center; }
.preset-grid--stage .preset-remove { display: none; }
.preset-empty { grid-column: 1 / -1; padding-block: var(--space-8); text-align: center; color: var(--text-secondary); line-height: 1.6; }
.library-save { padding-block: var(--space-3); border-block: 1px solid var(--border-subtle); }
.library-save > summary { width: fit-content; cursor: pointer; color: var(--text-secondary); font-size: var(--text-sm); }
.library-save > summary:hover { color: var(--text-primary); }
.local-preset-form { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); padding-top: var(--space-3); }
.local-preset-form > div { flex: 1 1 100%; }
.local-preset-form h3 { font-size: var(--text-base); margin-bottom: var(--space-1); }
.local-preset-form > label { flex: 1 1 180px; min-width: 0; }

.element-picker { border: 0; padding: 0; min-width: 0; }
.element-picker > legend { margin-bottom: var(--space-2); width: 100%; display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-1); }
.element-picker > legend > span { text-transform: none; letter-spacing: 0; font-weight: 400; color: var(--text-muted); }
.element-picker__search { display: block; margin-bottom: var(--space-2); }
.element-picker__grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 6px; }
.element-picker__grid--symbols { max-height: 300px; overflow-y: auto; padding: 3px; margin: -3px; }
.element-picker__item { position: relative; min-width: 0; cursor: pointer; }
.element-picker__item > input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.element-picker__tile { display: flex; min-height: 72px; flex-direction: column; align-items: center; justify-content: center; gap: 5px; padding: 7px 2px; border: 1px solid var(--border-subtle); border-radius: var(--radius-sm); color: var(--text-secondary); background: var(--bg); transition: border-color 160ms var(--ease-out), color 160ms var(--ease-out); }
.element-picker__tile svg { display: block; }
.element-picker__name { font-size: 10px; line-height: 1.2; text-align: center; overflow-wrap: anywhere; }
.element-picker__item:hover .element-picker__tile { border-color: var(--border-strong); color: var(--text-primary); }
.element-picker__item > input:checked + .element-picker__tile { border-color: var(--accent); color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.element-picker__item > input:focus-visible + .element-picker__tile { outline: 2px solid var(--accent); outline-offset: 2px; }

@media (max-width: 600px) {
  .preview-stage { padding: var(--space-3); min-height: 260px; }
  .stage-head > .toolbar { justify-content: flex-start; }
  .stage-head .section__title { flex-basis: 100%; }
  .library-count { flex-basis: 100%; }
  .preset-grid[data-kind="certificate"] .preset .thumb { height: 108px; padding: 2px; }
  .preset-grid[data-kind="badge"] { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .element-picker__grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .preview-frame[data-kind="certificate"] .preview-svg { box-shadow: none; }
}
@media (prefers-reduced-motion: reduce) {
  .preset, .element-picker__tile { transition: none; }
}