/* Preserved enterprise-glass30 sidebar treatment. Navigation behavior is unchanged. */
:root[data-theme="dark"] {
  --sidebar-bg: #08141f;
  --sidebar-panel: rgb(20 45 65 / 66%);
  --sidebar-border: #203b50;
  --sidebar-text: #c6d5e4;
  --sidebar-active: #62d2ff;
}

:root[data-theme="light"] {
  --sidebar-bg: #132235;
  --sidebar-panel: #1b3148;
  --sidebar-border: #34526d;
  --sidebar-text: #d7e5f2;
  --sidebar-active: #67d5ff;
}

.sidebar {
  position: fixed;
  display: flex !important;
  flex-direction: column !important;
  overflow: hidden !important;
  background:
    radial-gradient(circle at 16% 4%, color-mix(in srgb, var(--accent, #20a6dc) 13%, transparent), transparent 36%),
    linear-gradient(180deg, rgb(10 24 36 / 94%), rgb(6 16 25 / 92%)) !important;
  -webkit-backdrop-filter: blur(24px) saturate(155%) !important;
  backdrop-filter: blur(24px) saturate(155%) !important;
  border-right-color: color-mix(in srgb, var(--sidebar-border, #30404e) 70%, transparent) !important;
  box-shadow: 10px 0 34px rgb(2 8 18 / 32%) !important;
}

.sidebar nav {
  flex: 1 1 auto !important;
  min-height: 0 !important;
  overflow-x: hidden !important;
  overflow-y: auto !important;
  scrollbar-width: none !important;
  -ms-overflow-style: none !important;
  padding: 12px 8px 18px !important;
}

.sidebar nav::-webkit-scrollbar,
.sidebar::-webkit-scrollbar {
  width: 0 !important;
  height: 0 !important;
  display: none !important;
}

.sidebar-brand {
  position: relative !important;
  flex: 0 0 auto !important;
  align-self: stretch !important;
  width: auto !important;
  margin: 0 !important;
  padding: 28px 20px 24px !important;
  z-index: 20 !important;
  background: transparent !important;
  -webkit-backdrop-filter: blur(22px) saturate(140%) !important;
  backdrop-filter: blur(22px) saturate(140%) !important;
  border-bottom: 1px solid color-mix(in srgb, var(--sidebar-border, #1d3852) 72%, transparent) !important;
}

.sidebar-brand::before {
  content: "";
  position: absolute;
  inset: 8px 18px 2px;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent, #20a6dc) 10%, transparent), transparent 68%);
}

:root[data-theme="dark"] .sidebar-brand .logo.heimdall-icon {
  filter: invert() drop-shadow(0 12px 24px rgb(0 0 0 / 28%)) !important;
}

:root[data-theme="light"] .sidebar-brand .logo.heimdall-icon {
  filter: drop-shadow(0 12px 24px rgb(0 0 0 / 16%)) !important;
}

.sidebar nav > a:first-child,
.nav-group .nav-section-button {
  width: calc(100% - 16px) !important;
  margin-inline: 8px !important;
  border: 1px solid transparent !important;
  border-left: 3px solid transparent !important;
  border-radius: 10px !important;
  background: transparent !important;
}

.sidebar nav > a:first-child {
  margin-bottom: 10px !important;
  padding-inline: 20px !important;
}

.sidebar nav > a:first-child:hover,
.sidebar nav > a:first-child.active,
.nav-group.open .nav-section-button {
  color: var(--sidebar-active) !important;
  border-color: color-mix(in srgb, var(--sidebar-border) 68%, transparent) !important;
  border-left-color: var(--sidebar-active) !important;
  background: linear-gradient(90deg, color-mix(in srgb, var(--sidebar-active) 12%, transparent), color-mix(in srgb, var(--sidebar-panel) 62%, transparent)) !important;
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 3%) !important;
}

.nav-links {
  margin: 5px 12px 8px 24px !important;
  padding: 5px 0 6px 12px !important;
  border-left: 1px solid color-mix(in srgb, var(--sidebar-border) 68%, transparent) !important;
  background: transparent !important;
}

.nav-links a {
  min-height: 36px !important;
  padding: 7px 12px !important;
  border-radius: 8px !important;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--sidebar-active) !important;
  background: color-mix(in srgb, var(--sidebar-active) 8%, transparent) !important;
}

.sidebar-my-space,
.nav-my-space-link {
  box-sizing: border-box;
  justify-content: space-between;
  text-decoration: none;
  width: calc(100% - 16px) !important;
  margin: 10px 8px 0 !important;
  border: 1px solid color-mix(in srgb, var(--sidebar-border, #30404e) 72%, transparent) !important;
  border-left: 3px solid transparent !important;
  border-radius: 10px !important;
  background: color-mix(in srgb, var(--sidebar-panel, #20252a) 48%, transparent) !important;
}

.sidebar-my-space:hover,
.sidebar-my-space.active,
.nav-my-space-link:hover,
.nav-my-space-link.active {
  border-color: var(--sidebar-active, #21b8ee) !important;
  border-left-color: var(--sidebar-active, #21b8ee) !important;
  background: linear-gradient(90deg, color-mix(in srgb, var(--sidebar-active, #21b8ee) 13%, transparent), color-mix(in srgb, var(--sidebar-panel, #20252a) 66%, transparent)) !important;
}

@media (max-width: 760px) {
  .sidebar {
    display: block !important;
    overflow: visible !important;
  }

  .sidebar nav {
    overflow: visible !important;
  }
}