/* Shared home/catalog sidebar. Intentionally independent of Bootstrap panels. */
.catalog-sidebar.catalog-sidebar-card {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .05);
  color: #1e293b;
  text-align: left;
}
.catalog-sidebar-card, .catalog-sidebar-card * { box-sizing: border-box; }
.catalog-sidebar-card__back { display: flex; align-items: center; gap: 8px; padding: 11px 14px; min-height: 44px; background: #f8fafc; color: #075985; font-size: 13px; line-height: 20px; font-weight: 600; text-decoration: none; }
.catalog-sidebar-card__back:hover, .catalog-sidebar-card__back:focus { background: #e0f2fe; color: #075985; text-decoration: none; }
.catalog-sidebar-card--empty .catalog-sidebar-card__mobile-toggle { display: none !important; }
.catalog-sidebar-card__header {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 12px 14px;
  background: #0f172a;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  line-height: 20px;
}
.catalog-sidebar-card__icon { flex: 0 0 18px; }
.catalog-sidebar-card .catalog-sidebar-card__tree,
.catalog-sidebar-card .catalog-sidebar-card__branch {
  list-style: none;
  margin: 0;
  padding: 0;
}
.catalog-sidebar-card__item { margin: 0; padding: 0; border-bottom: 1px solid #f1f5f9; }
.catalog-sidebar-card__item:last-child { border-bottom: 0; }
.catalog-sidebar-card__row {
  display: flex;
  align-items: stretch;
  position: relative;
  min-height: 44px;
  transition: background-color .16s ease;
}
.catalog-sidebar-card .catalog-sidebar-card__link {
  position: relative;
  display: flex;
  align-items: center;
  flex: 1 1 auto;
  min-width: 0;
  min-height: 44px;
  padding: 10px 14px;
  margin: 0;
  color: #1e293b;
  font-size: 14px;
  font-weight: 500;
  line-height: 21px;
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: color .16s ease;
}
.catalog-sidebar-card__row:hover,
.catalog-sidebar-card__row:focus-within { background: #f1f5f9; }
.catalog-sidebar-card__row:hover > .catalog-sidebar-card__link { color: #0284c7; }
.catalog-sidebar-card .catalog-sidebar-card__link:hover { color: #0284c7; text-decoration: none; }
.catalog-sidebar-card .catalog-sidebar-card__branch-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: stretch;
  flex: 0 0 44px;
  width: 44px;
  min-height: 44px;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: #94a3b8;
  cursor: pointer;
  box-shadow: none;
}
.catalog-sidebar-card__branch-toggle:hover { background: #eef2f6; color: #0284c7; }
.catalog-sidebar-card__branch-toggle svg, .catalog-sidebar-card__mobile-toggle svg { transition: transform .18s ease; flex-shrink: 0; }
.catalog-sidebar-card__branch-toggle[aria-expanded="true"] svg,
.catalog-sidebar-card__mobile-toggle[aria-expanded="true"] svg { transform: rotate(90deg); }
.catalog-sidebar-card .catalog-sidebar-card__branch { background: #f8fafc; }
.catalog-sidebar-card__branch .catalog-sidebar-card__link {
  padding-top: 8px;
  padding-bottom: 8px;
  padding-left: 28px;
  color: #475569;
  font-size: 13px;
  font-weight: 400;
  line-height: 19px;
}
.catalog-sidebar-card__branch .catalog-sidebar-card__link::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 50%;
  width: 4px;
  height: 4px;
  margin-top: -2px;
  border-radius: 50%;
  background: #94a3b8;
}
.catalog-sidebar-card__branch .catalog-sidebar-card__row { border-radius: 4px; }
.catalog-sidebar-card__branch .catalog-sidebar-card__link:hover::before { background: #0284c7; }
.catalog-sidebar-card__branch .catalog-sidebar-card__branch { padding-left: 12px; }
.catalog-sidebar-card__item.is-active > .catalog-sidebar-card__row::before {
  content: '';
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  z-index: 1;
  background: #0284c7;
}
.catalog-sidebar-card__item.is-active > .catalog-sidebar-card__row { background: #f1f5f9; }
.catalog-sidebar-card__item.is-current > .catalog-sidebar-card__row { background: #e0f2fe; }
.catalog-sidebar-card__item.is-current > .catalog-sidebar-card__row:hover { background: #cce9fa; }
.catalog-sidebar-card__item.is-active > .catalog-sidebar-card__row > .catalog-sidebar-card__link { color: #075985; font-weight: 600; }
.catalog-sidebar-card__link:focus-visible,
.catalog-sidebar-card__branch-toggle:focus-visible,
.catalog-sidebar-card__mobile-toggle:focus-visible { outline: 2px solid #0284c7; outline-offset: -3px; z-index: 2; }
.catalog-sidebar-card [hidden] { display: none !important; }
.catalog-sidebar-card__mobile-toggle { display: none; }

/* Keep one stable two-column structure for parent and leaf category pages. */
@media (min-width: 992px) {
  .catalog-page-layout--unified { display: flex; align-items: flex-start; flex-wrap: wrap; }
  .catalog-page-layout--unified::before, .catalog-page-layout--unified::after { display: none; }
  .catalog-page-layout--unified > .catalog-sidebar-column { flex: 0 0 25%; max-width: 25%; min-width: 0; }
  .catalog-page-layout--unified > .catalog-main-column { flex: 0 0 75%; max-width: 75%; min-width: 0; }
  .catalog-sidebar-card__body[hidden] { display: block !important; }
}
@media (max-width: 991px) {
  .catalog-sidebar-column, .catalog-main-column { width: 100%; min-width: 0; }
  .catalog-sidebar-column { margin-bottom: 12px; }
  .catalog-sidebar-card__header { padding-right: 48px; }
  .catalog-sidebar-card .catalog-sidebar-card__mobile-toggle:not([hidden]) {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    width: 100%;
    min-height: 46px;
    margin: 0;
    padding: 0 16px;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: #fff;
    cursor: pointer;
    box-shadow: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  .catalog-sidebar-card * { transition: none !important; }
}