/* ==========================================================================
   物種列表頁（規格 §8）
   ========================================================================== */

.list-toolbar { border-bottom:1px solid var(--editorial-line); padding:0 0 16px; }
.list-toolbar .result-count { font-weight: 600; color: var(--text-main); }
.list-toolbar .result-count strong { color: var(--forest-700); }

.atlas-area-switch { display:flex; gap:24px; flex-wrap:wrap; border-bottom:1px solid var(--editorial-line); }
.atlas-area-switch a { display:inline-flex; align-items:center; justify-content:center; padding:12px 4px; border-bottom:2px solid transparent; color:var(--editorial-muted); font-weight:500; text-decoration:none; }
.atlas-area-switch a:hover { border-color: var(--forest-700); }
.atlas-area-switch a.is-active { color:var(--editorial-ink); border-bottom-color:var(--editorial-ink); }
.atlas-area-switch a:focus-visible { outline: 2px solid var(--amber-500); outline-offset: 3px; }
.atlas-area-note { margin: .75rem 0 1.5rem; color: var(--text-muted-aa); font-size: .9rem; }

/*
  規格 §8.2：桌機使用左側 Filter Panel，手機使用 Offcanvas。
  同一份標記在 lg 以上還原成一般區塊，避免維護兩套篩選表單。
*/
@media (min-width: 992px) {
  .offcanvas.filter-offcanvas {
    position: static !important;
    transform: none !important;
    visibility: visible !important;
    background: transparent;
    border: none;
    width: 100%;
    max-width: 100%;
    height: auto;
    z-index: auto;
  }
  .filter-offcanvas .offcanvas-header { display: none; }
  .filter-offcanvas .offcanvas-body { padding: 0; overflow: visible; }
}

.filter-sticky { position: sticky; top: calc(var(--header-h) + 1rem); }

/* ---------- Skeleton（規格 §8.4） ---------- */

.skeleton-card {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  overflow: hidden;
}
.skeleton-block {
  background: linear-gradient(90deg, var(--sand-100) 25%, #f4f1e8 37%, var(--sand-100) 63%);
  background-size: 400% 100%;
  animation: skeleton-sweep 1.4s ease infinite;
}
.skeleton-card .skeleton-media { aspect-ratio: 4 / 3; }
.skeleton-card .skeleton-line { height: 14px; border-radius: 4px; margin: .6rem 1.1rem; }
.skeleton-card .skeleton-line.short { width: 55%; }

@keyframes skeleton-sweep {
  0%   { background-position: 100% 50%; }
  100% { background-position: 0 50%; }
}

@media (prefers-reduced-motion: reduce) {
  .skeleton-block { animation: none; }
}

/* ---------- 排序與每頁筆數（規格 §8.3、§8.4） ---------- */

.list-controls { display: flex; gap: .75rem; align-items: center; flex-wrap: wrap; }

/* 標籤與選單視為一個不可拆的單位，換行時一起走 */
.list-controls .control-group { display: flex; align-items: center; gap: .5rem; }
.list-controls .form-select { width: auto; min-width: 8.5rem; }
.list-controls label { font-size: .85rem; color: var(--text-muted); margin: 0; white-space: nowrap; }

/* 窄螢幕讓兩組控制各佔一半，排列才整齊 */
@media (max-width: 575.98px) {
  .list-controls { width: 100%; }
  .list-controls .control-group { flex: 1 1 0; min-width: 0; }
  .list-controls .control-group .form-select { flex: 1 1 auto; min-width: 0; }
}

/* Filter headings */
.filter-section-title { font-size: 1rem; border-top:0; padding-top: 1rem; margin: 1.5rem 0 1rem; }
.filter-section-title:first-of-type { margin-top: 0; }
.filter-offcanvas { max-width: 100vw; }
.filter-panel .form-label { font-size: .875rem; }
.filter-panel .btn { min-height: 44px; }

/* Catalogue navigation and card composition */
.filter-section-title { border-top:0; font-size:14px; font-weight:600; letter-spacing:0; padding:0; margin:24px 0 12px; }
.filter-panel .filter-group { border-bottom:1px solid var(--editorial-line); padding:12px 0 16px; margin:0 0 12px; }
.filter-panel .filter-legend { font-size:12px; letter-spacing:0; margin-bottom:8px; }
.filter-panel .form-label { margin-bottom:6px; }
.filter-panel .form-control,.filter-panel .form-select { font-size:14px; }
/* Fit the available results width, with at least two slots even on phones.
   auto-fill keeps sparse results from expanding into oversized single cards. */
.catalogue-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(min(var(--catalogue-card-min),calc((100% - var(--catalogue-gap)) / 2)),1fr)); gap:var(--catalogue-gap); }
.catalogue-grid > * { min-width:0; }
/* Shared card geometry lives in components.css. */
#articleSearchResults .record-card { border-top:0; padding-top:16px; }
@media(max-width:575.98px) {
 .filter-sticky { position:static; }
 .list-controls .control-group { display:grid; gap:4px; }
 .list-controls .form-select { width:100%; }
 #articleSearchResults .record-card { display:block; }
}