ul.sidebar-group > li > button > div:first-child,
ul.sidebar-group > li > a > div:first-child {
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  padding: 0 !important;
}

ul.sidebar-group > li > button > img,
ul.sidebar-group > li > button > div:first-child > img,
ul.sidebar-group > li > a > div:first-child > img {
  /* AppIcon-like shell */
  border: 1px solid transparent !important;
  border-radius: 30% !important;
  padding: 2px;
  display: block;
  box-sizing: content-box;
  background:
    linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%) padding-box,
    linear-gradient(135deg, #cbd5e1 0%, #94a3b8 52%, #cbd5e1 100%) border-box !important;
  box-shadow:
    0 2px 6px rgba(15, 23, 42, 0.18),
    inset 0 0 0 1px rgba(255, 255, 255, 0.55);
}

html.dark ul.sidebar-group > li > button > img,
html.dark ul.sidebar-group > li > button > div:first-child > img,
html.dark ul.sidebar-group > li > a > div:first-child > img,
:root[data-theme="dark"] ul.sidebar-group > li > button > img,
:root[data-theme="dark"] ul.sidebar-group > li > button > div:first-child > img,
:root[data-theme="dark"] ul.sidebar-group > li > a > div:first-child > img {
  border: 1px solid transparent !important;
  /* Use inverted shell colors so post-filter background stays blue */
  background:
    linear-gradient(135deg, #e9cfaf 0%, #f6f3ee 100%) padding-box,
    linear-gradient(135deg, #b18a67 0%, #f2dcc2 52%, #b18a67 100%) border-box !important;
  box-shadow:
    0 6px 14px rgba(245, 186, 104, 0.22),
    inset 0 0 0 1px rgba(0, 0, 0, 0.1);
  filter: invert(1);
}

.showcase-card {
  aspect-ratio: 16 / 9;
  display: block;
  overflow: hidden;
  position: relative;
  transition: box-shadow 150ms ease, transform 150ms ease;
}

.showcase-card:hover {
  box-shadow: 0 24px 52px rgba(15, 23, 42, 0.24) !important;
  transform: translateY(-2px);
}

.showcase-card .showcase-card-image {
  border-radius: 0 !important;
  height: 100% !important;
  inset: 0 !important;
  margin: 0 !important;
  max-width: none !important;
  object-fit: cover !important;
  position: absolute !important;
  transition: transform 150ms ease;
  transform: scale(1);
  width: 100% !important;
}

.showcase-card:hover .showcase-card-image {
  transform: scale(1.18) !important;
}