* {
  --base:           {{colors.surface_container_lowest.default.hex}};
  --surface:        {{colors.surface_container_low.default.hex}};
  --overlay:        {{colors.surface_container.default.hex}};
  --muted:          {{colors.surface_container_high.default.hex}};
  --subtle:         {{colors.surface_container_highest.default.hex}};
  --text:           {{colors.on_surface.default.hex}};
  --secondary:      {{colors.secondary.default.hex}};
  --primary:        {{colors.primary.default.hex}};
  --on_primary:      {{colors.on_primary.default.hex}};
}

:root {
  /* --- Core Palette Overrides --- */
  --zen-colors-primary: var(--base) !important;
  --zen-primary-color: var(--base) !important;
  --zen-colors-secondary: var(--surface) !important;
  --zen-colors-tertiary: var(--overlay) !important;
  --zen-colors-border: var(--primary) !important;

  /* --- Internal Zen Color Variables --- */
  --zen-primary-color: var(--primary) !important;
  --zen-colors-primary: var(--base) !important;
  --zen-colors-secondary: var(--surface) !important;
  --zen-colors-tertiary: var(--base) !important;

  /* --- Backgrounds --- */
  --toolbar-bgcolor: var(--base) !important;
  --newtab-background-color: var(--overlay) !important;
  --zen-themed-toolbar-bg: var(--base) !important;
  --zen-main-browser-background: var(--base) !important;
  --toolbox-bgcolor-inactive: var(--base) !important;
  --zen-urlbar-background: var(--surface) !important;
  --zen-colors-input-bg: var(--surface) !important;
  --zen-themed-toolbar-bg-transparent: transparent !important;

  /* --- Text & Icons --- */
  --lwt-text-color: var(--text) !important;
  --toolbarbutton-icon-fill: var(--primary) !important;
  --toolbar-field-color: var(--text) !important;
  --toolbar-field-focus-color: var(--text) !important;
  --toolbar-color: var(--text) !important;
  --toolbox-textcolor: var(--text) !important;
  --toolbox-textcolor-inactive: var(--text) !important;
  --tab-selected-textcolor: var(--primary) !important;
  --newtab-text-primary-color: var(--text) !important;

  /* --- Popups, Menus & Sidebars --- */
  --arrowpanel-color: var(--text) !important;
  --arrowpanel-background: var(--overlay) !important;
  --sidebar-text-color: var(--text) !important;
  --lwt-sidebar-text-color: var(--text) !important;
  --lwt-sidebar-background-color: var(--base) !important;
}

/* --- Sidebar & Layout --- */

#navigator-toolbox,
#zen-tabbox-wrapper,
.sidebar-panel {
  background-color: var(--base) !important;
}

#zen-sidebar-splitter {
  background-color: var(--base) !important;
  opacity: 1 !important;
}

.sidebar-placesTree {
  background-color: var(--surface) !important;
}

#zen-workspaces-button {
  background-color: var(--surface) !important;
}

#zen-appcontent-navbar-container {
  background-color: var(--base) !important;
}

/* --- Navigation Controls --- */

#back-button .toolbarbutton-icon,
#forward-button .toolbarbutton-icon,
#reload-button .toolbarbutton-icon,
#stop-button .toolbarbutton-icon,
#PanelUI-menu-button .toolbarbutton-icon,
#unified-extensions-button .toolbarbutton-icon,
#nav-bar-overflow-button .toolbarbutton-icon,
#zen-toggle-compact-mode .toolbarbutton-icon {
  fill: var(--primary) !important;
  color: var(--primary) !important;
}

#back-button[disabled] .toolbarbutton-icon,
#forward-button[disabled] .toolbarbutton-icon {
  opacity: 0.3 !important;
}

toolbar .toolbarbutton-1 {
  &:not([disabled]) {
    &:is([open], [checked]) > :is(
    .toolbarbutton-icon,
    .toolbarbutton-text,
    .toolbarbutton-badge-stack
    ) {
      fill: var(--base);
    }
  }
}

/* --- URL Bar --- */

#urlbar-input {
  color: var(--text) !important;
}

#urlbar-input::selection {
  background-color: var(--primary) !important;
  color: var(--on_primary) !important;
}

.urlbar-background {
  background-color: var(--base) !important;
}

#urlbar-input-container {
  background-color: var(--base) !important;
}

.urlbarView-url {
  color: var(--primary) !important;
}

.urlbarView-favicon {
  background-color: var(--base) !important;
}

#urlbar-results {
  background-color: var(--overlay) !important;
  color: var(--text) !important;
}

/* --- UI Components --- */

#zen-toast-container {
  color: var(--primary) !important;
}

#PanelUI-menu-button[open] .toolbarbutton-icon {
  fill: var(--primary) !important;
}

#permissions-granted-icon {
  color: var(--base) !important;
}

.tab-background[selected=""] {
  background: var(--overlay) !important;
}

.content-shortcuts {
  background-color: var(--surface) !important;
  border-color: var(--secondary) !important;
}

#zenEditBookmarkPanelFaviconContainer {
  background: var(--base) !important;
}

#TabsToolbar {
  background-color: var(--base) !important;
}

hbox#titlebar {
  background-color: var(--base) !important;
}