/* Mini-icon rail: icons only, expand labels on hover */
#app-rail {
  background: var(--surface-base);
  border-right: 1px solid var(--surface-border);
  padding: 12px 0;
  transition:
    width var(--duration-slow) var(--ease-out),
    flex-basis var(--duration-slow) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out);
}

.rail-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  height: 48px;
  margin: 0 8px 12px;
  padding: 0;
  text-decoration: none;
  color: var(--text-primary);
  border-radius: 10px;
  overflow: hidden;
}

.rail-logo:hover {
  background: var(--surface-hover);
}

.rail-logo-img {
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  object-fit: contain;
  border-radius: 7px;
}

.rail-logo-text {
  font-weight: 600;
  font-size: 13px;
  white-space: nowrap;
  color: var(--text-primary);
}

.rail-apps {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0 8px;
}

.rail-footer {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 8px 4px;
  margin-top: 8px;
  border-top: 1px solid var(--surface-border);
}