.ui-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  height: 38px; padding: 0 16px; border: 1px solid transparent; border-radius: var(--ui-radius-sm);
  font: 500 14px/1 var(--ui-font); text-decoration: none; white-space: nowrap; cursor: pointer;
  transition: background .15s, border-color .15s, color .15s, box-shadow .15s;
  --b: var(--ui-accent); --bf: var(--ui-accent-fg); --bs: var(--ui-accent-soft);
}
.ui-btn:focus-visible { outline: none; box-shadow: var(--ui-focus); }
.ui-btn[disabled], .ui-btn[aria-disabled="true"] { opacity: .55; cursor: not-allowed; pointer-events: none; }
.ui-btn-neutral { --b: var(--ui-fg); --bf: var(--ui-bg); --bs: var(--ui-subtle); }
.ui-btn-danger { --b: var(--ui-danger); --bf: #fff; --bs: var(--ui-danger-soft); }
.ui-btn-solid { background: var(--b); color: var(--bf); }
.ui-btn-solid:hover { background: color-mix(in srgb, var(--b) 88%, var(--ui-fg)); }
.ui-btn-soft { background: var(--bs); color: var(--b); }
.ui-btn-soft:hover { background: color-mix(in srgb, var(--bs) 80%, var(--b)); }
.ui-btn-outline { background: transparent; color: var(--b); border-color: var(--ui-border); }
.ui-btn-outline:hover { border-color: var(--b); background: var(--bs); }
.ui-btn-ghost { background: transparent; color: var(--b); }
.ui-btn-ghost:hover { background: var(--bs); }
.ui-btn-sm { height: 30px; padding: 0 11px; font-size: 13px; }
.ui-btn-lg { height: 46px; padding: 0 22px; font-size: 16px; }
.ui-btn-full { display: flex; width: 100%; }
.ui-btn-spin { width: 1em; height: 1em; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: ui-btn-spin .7s linear infinite; }
@keyframes ui-btn-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .ui-btn-spin { animation-duration: 2s; } }


.ui-gallery-picker { container-type: inline-size; width: 100%; font: 14px/1.4 var(--ui-font); color: var(--ui-fg); }
.ui-gallery-picker-body { display: grid; gap: 12px; }
.ui-gallery-picker-add {
  position: relative; display: flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 22px; overflow: hidden;
  border-radius: var(--ui-radius-sm); background: var(--ui-accent); color: var(--ui-accent-fg); font: 500 16px/1 var(--ui-font); cursor: pointer;
}
.ui-gallery-picker-add input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; font-size: 16px; cursor: pointer; }
.ui-gallery-picker-add:has(input:focus-visible) { box-shadow: var(--ui-focus); }
.ui-gallery-picker-add:has(input:disabled) { opacity: .55; }
.ui-gallery-picker-count { margin: 0; color: var(--ui-muted); font-size: 13px; font-variant-numeric: tabular-nums; }
.ui-gallery-picker-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 0; padding: 0; list-style: none; }
.ui-gallery-picker-card {
  position: relative; display: grid; gap: 4px; padding: 4px; border: 1px solid var(--ui-border); border-radius: var(--ui-radius-sm); background: var(--ui-surface);
  transition: transform .18s ease-out;
}
.ui-gallery-picker-card img { display: block; width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 4px; background: var(--ui-subtle); -webkit-user-drag: none; }
.ui-gallery-picker-card-on { z-index: 2; box-shadow: var(--ui-shadow-lg); transition: none; }
.ui-gallery-picker-card-target { outline: 2px solid var(--ui-accent); outline-offset: 1px; }
.ui-gallery-picker-place { position: absolute; left: 8px; top: 8px; min-width: 24px; padding: 1px 6px; border-radius: 999px; background: rgba(0, 0, 0, .6); color: #fff; font: 600 12px/1.5 var(--ui-font); text-align: center; }
.ui-gallery-picker-grip {
  position: absolute; right: 4px; top: 4px; display: grid; place-items: center; width: 44px; height: 44px; padding: 0; border: 0; border-radius: 8px;
  background: rgba(0, 0, 0, .5); color: #fff; touch-action: none; cursor: grab; user-select: none; -webkit-user-select: none; -webkit-touch-callout: none;
}
.ui-gallery-picker-grip svg { width: 20px; height: 20px; }
.ui-gallery-picker-grip:focus-visible { outline: 2px solid #fff; outline-offset: -3px; }
.ui-gallery-picker-tools { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2px; }
.ui-gallery-picker-tools button {
  display: grid; place-items: center; min-width: 44px; height: 44px; padding: 0; border: 0; border-radius: 6px; background: transparent; color: var(--ui-fg); cursor: pointer;
}
.ui-gallery-picker-tools button svg { width: 20px; height: 20px; }
.ui-gallery-picker-tools button:disabled { opacity: .35; cursor: default; }
.ui-gallery-picker-tools button:focus-visible { outline: none; box-shadow: var(--ui-focus); }
@media (hover: hover) { .ui-gallery-picker-tools button:hover:not(:disabled) { background: var(--ui-subtle); } }
.ui-gallery-picker-refused { display: grid; gap: 6px; margin: 0; padding: 10px 12px; border-radius: var(--ui-radius-sm); background: var(--ui-danger-soft); color: var(--ui-fg); }
.ui-gallery-picker-refused ul { display: grid; gap: 4px; margin: 0; padding: 0; list-style: none; font-size: 13px; }
.ui-gallery-picker-refused b { overflow-wrap: anywhere; font-weight: 600; }
.ui-gallery-picker-dismiss { justify-self: start; min-height: 44px; padding: 0 12px; border: 0; background: transparent; color: var(--ui-fg); font: 500 14px/1 var(--ui-font); text-decoration: underline; cursor: pointer; }
/* A tablet, or a wide pane: more photos to the row. */
@container (min-width: 440px) { .ui-gallery-picker-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@container (min-width: 720px) { .ui-gallery-picker-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (prefers-reduced-motion: reduce) { .ui-gallery-picker-card { transition: none; } }