/* Catalog sources share one shell and one card geometry. */
#homeView .home-grid {
  max-width: 1380px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 570px), 1fr)) !important;
  align-items: stretch;
}
#homeView .home-toolbar, #homeView .catalog-tabs, .position-search, #mcFavSection { max-width: 1380px; margin-inline: auto; }
#homeView .course-card {
  grid-template-columns: clamp(200px, 41%, 260px) minmax(0, 1fr) !important;
  grid-template-areas: "preview info" "preview description" "footer footer";
  grid-template-rows: auto 1fr auto;
  padding: 20px !important; gap: 12px 20px !important;
}
#homeView .cc-preview { width: 100%; aspect-ratio: 1; align-self: start; }
#homeView .cc-mini-board { width: 100%; height: 100%; }
#homeView .cc-desc { display: block; -webkit-line-clamp: unset; overflow: visible; margin: 0; font-size: 14px; line-height: 1.6; }
#homeView .cc-title { font-size: clamp(18px, 1.4vw, 21px); }
#homeView .cc-bottom { margin-top: 6px; }
.catalog-card-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.catalog-card-actions > button { flex: 1; min-height: 44px; }
.catalog-card-actions .catalog-tool { flex: 0 0 44px; }
#homeView .catalog-add-card {
  display: flex !important; flex-direction: column; align-items: center !important; justify-content: center;
  min-height: 350px; border: 1px dashed var(--acc); border-radius: var(--r-lg);
  background: var(--acc-soft); color: var(--fg-0); cursor: pointer; width: 100%;
  transition: transform 160ms, border-color 160ms, background 160ms;
}
#homeView .catalog-add-card:hover { transform: translateY(-3px); border-color: var(--acc-strong); background: var(--bg-3); }
.catalog-add-card .ui-icon { width: 56px; height: 56px; color: var(--acc-strong); }
.catalog-add-card strong { font-size: 21px; }
.catalog-add-card span { color: var(--fg-2); font-size: 14px; }
.catalog-add-card:focus-visible, .catalog-position-toggle:focus-visible { outline: 3px solid var(--acc-strong); outline-offset: 4px; }
.catalog-auth-state { grid-column: 1 / -1; padding: 44px 24px; border: 1px solid var(--line-1); border-radius: var(--r-lg); text-align: center; background: var(--bg-2); }
.catalog-auth-state p { font-size: 18px; margin: 0 0 20px; }
.catalog-auth-state button { width: auto; margin: auto; }
#homeView .home-toolbar { flex-wrap: wrap; }
#homeView .home-toolbar .search-wrap { flex: 1 1 290px; min-width: 0; }
#homeView .search-input { padding-right: 92px; }
#homeView .search-clear { right: 48px; }
.catalog-position-toggle { position: absolute; right: 4px; top: 50%; transform: translateY(-50%); width: 42px; height: 42px; border: 0; background: transparent; color: var(--fg-2); border-radius: var(--r-sm); display: grid; place-items: center; }
.catalog-position-toggle[aria-expanded="true"] { background: var(--acc-soft); color: var(--acc-strong); }
#catalogCreateBtn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; white-space: normal; }
.position-search { padding: 0 28px 22px; animation: position-appear 180ms ease-out; }
.position-search[hidden] { display: none; }
.position-search-inner { display: grid; grid-template-columns: minmax(260px, 420px) minmax(180px, 1fr); gap: 24px; padding: 24px; border: 1px solid var(--line-2); border-radius: var(--r-lg); background: var(--bg-2); }
.position-board { width: 100%; aspect-ratio: 1; }
.position-search h2 { margin: 0 0 8px; font-size: 22px; }
.position-search p { color: var(--fg-2); line-height: 1.6; }
.position-controls { display: flex; gap: 8px; margin-top: 12px; }
.position-controls button { min-width: 44px; min-height: 44px; }
.position-fen { display: block; overflow-wrap: anywhere; font-size: 11px; color: var(--fg-3); line-height: 1.5; margin-top: 12px; }
.position-next { display: grid; grid-template-columns: repeat(auto-fill, minmax(125px, 1fr)); gap: 8px; max-height: 330px; overflow: auto; }
.position-next button { display: flex; justify-content: space-between; align-items: center; min-height: 44px; padding: 10px 14px; }
.position-next span { color: var(--fg-3); font-size: 12px; }
.position-ply { color: var(--fg-1); overflow-wrap: anywhere; min-height: 24px; }
#mcFavSection { padding: 10px 28px 48px; }
#mcFavList { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 400px), 1fr)); gap: 20px; }
#mcFavList .mc-card-preview { width: 150px; height: 150px; }
#mcFavList .mc-card { min-width: 0; flex-wrap: wrap; }
.pg-settings-panel { grid-template-areas: "heading heading" "appearance account" "appearance interface" "language logout" "progress progress"; }
.pg-settings-progress { grid-area: progress; padding-top: 20px; border-top: 1px solid var(--line-1); }
#profileResetProgressBtn { min-height: 44px; margin-top: 12px; color: var(--danger, #f19494); }
@media (max-width: 760px) {
  .pg-settings-panel { grid-template-areas: "heading" "appearance" "interface" "account" "language" "progress" "logout"; }
}
@keyframes position-appear { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
@media (max-width: 640px) {
  #homeView .course-card { grid-template-columns: minmax(0, 1fr) !important; grid-template-areas: "preview" "info" "description" "footer"; grid-template-rows: auto auto auto 1fr; padding: 16px !important; }
  #homeView .cc-preview { width: min(100%, 300px); justify-self: center; }
  #homeView .cc-title { font-size: 20px; }
  #catalogCreateBtn { flex: 1 1 140px; }
  .position-search { padding: 0 16px 18px; }
  .position-search-inner { grid-template-columns: minmax(0, 1fr); padding: 16px; gap: 16px; }
  .position-next { max-height: 210px; }
  #mcFavSection { padding-inline: 16px; }
  #homeView .catalog-add-card { min-height: 360px; }
}
@media (prefers-reduced-motion: reduce) { .position-search { animation: none; } #homeView .catalog-add-card { transition: none; } }