//
// Tab overrides
//
.gedit-bottom-panel-paned notebook,
terminal-window notebook {
  > header.top > tabs > tab:checked { box-shadow: inset 0 -1px $borders_color; }
}

//
// GNOME Terminal, MATE Terminal
//
terminal-window,
.mate-terminal {

  notebook {
    > header.top {
      padding-top: 3px;

      box-shadow: inset 0  1px opacify($header_border, 1),
                  inset 0 -1px $borders_color;

      button {
        padding: 0;
        min-width: 24px;
        min-height: 24px;
      }
    }
  }
}

//
// Nautilus
//
.nautilus-canvas-item {
  border-radius: 2px;
}

.nautilus-desktop.nautilus-canvas-item {
  color: white;
  text-shadow: 1px 1px transparentize(black, 0.4);

  &:active { color: $fg_color; }

  &:selected {
    color: $selected_fg_color;
    text-shadow: none;
  }
}

.nautilus-canvas-item.dim-label,
.nautilus-list-dim-label {
  color: mix($fg_color, $bg_color, 50%);

  &:selected, &:selected:focus { color: mix($selected_fg_color, $selected_bg_color, 80%); }
}

.nautilus-window {
  // Workaround for https://bugzilla.gnome.org/show_bug.cgi?id=724096

  searchbar { border-top: 1px solid $borders_color; }
  .searchbar-container { margin-top: -1px; }
}

.nautilus-window notebook,
.nautilus-window notebook > stack:not(:only-child) searchbar {
  background-color: $base_color;
}

// Pathbar for nautilus >=3.30
.nautilus-window .path-bar-box {
  border-radius: 3px;

  &.width-maximized {
    border: 1px $header_button_border solid;
    transition: border $backdrop_transition;
    transition: background-color $backdrop_transition;

    &:not(:backdrop) {
      background-color: $header_button_bg;
    }
  }
}

// path-bar buttons for nautilus 3.30
.nautilus-window .path-bar > box > button {
  background-color: transparent;
  border-color: transparent;
  border-radius: 0;
  color: $header_fg;
  margin: 0 2px;
  padding: 1px;

  &:not(:backdrop):hover {
    box-shadow: 0 -3px $selected_bg_color inset;
  }
}

// path-bar buttons for nautilus >=3.32
.nautilus-path-bar > button {
  margin: 0;
  border: 1px $header_button_border solid;
  background-color: $header_button_bg;

  @extend %linked;

  // from .linked:not(.vertical).path-bar > button:hover in _common.scss
  &:hover { background-color: lighten($header_button_bg, 15%); }

  &:active, &:checked { @include button(header-active); }

  .nautilus-window .path-bar-box.width-maximized > & {
    border-width: 0;

    &:last-child {
      border-width: 0px 1px 0px 0px;
    }

    &:only-child {
      border-radius: 3px 0px 0px 3px;
    }

    &:not(:first-child) {
      border-radius: 0;
    }
  }

  // workaround jumpy button labels
  & > box > label { padding: 0 1px; }
  &:only-child > box > label { padding: 0 2px; }
}


button.nautilus-circular-button.image-button {
  @extend button.circular;
}

$disk_space_unknown: transparentize($fg_color, 0.5);
$disk_space_used: transparentize($selected_bg_color, 0.2);
$disk_space_free: darken($bg_color, 3%);

.disk-space-display {
  border-style: solid;
  border-width: 1px;

  &.unknown {
    background-color: $disk_space_unknown;
    border-color: darken($disk_space_unknown, 10%);
  }
  &.used {
    background-color: $disk_space_used;
    border-color: darken($disk_space_used, 10%);
  }
  &.free {
    background-color: $disk_space_free;
    border-color: darken($disk_space_free, 10%);
  }
}

@keyframes needs_attention_keyframes {
    0% { @include button(header-hover); }
    100% { @include button(header-active) }
}

.nautilus-operations-button-needs-attention {
  animation: needs_attention_keyframes 2s ease-in-out;
}
.nautilus-operations-button-needs-attention-multiple {
  animation: needs_attention_keyframes 3s ease-in-out;
  animation-iteration-count: 3;
}

// Batch renaming dialog
.conflict-row.activatable {
  &, &:active {
    color: $error_fg_color;
    background-color: $error_color;
  }

  &:hover { background-color: lighten($error_color, 10%); }

  &:selected {
    color: $selected_fg_color;
    background-color: $selected_bg_color;
  }
}

//
// Nemo
//
.nemo-desktop.nemo-canvas-item { @extend .nautilus-desktop.nautilus-canvas-item; }

.nemo-window {

  .nemo-places-sidebar.frame { border-width: 0; }
  notebook { background-color: $base_color; }

  // Rename entry
  .nemo-window-pane widget.entry {
    border: 1px solid;
    border-radius: 3px;

    @include entry(focus);

    &:selected { &:focus, & { @extend %selected_items; }}
  }

  // Pathbar
  .primary-toolbar widget.raised.linked:not(.vertical):not(.path-bar) {

    > button {
      &:not(:last-child):not(:only-child) { margin: 0 0 1px 0; }

      @include button(header-hover);

      &:hover { background-color: lighten($header_button_bg, 15%); }
      &:active, &:checked { @include button(header-active); }
      &:disabled { color: transparentize($header_fg, 0.4); }

      &, &:hover, &:active, &:checked, &:disabled { @extend %linked; }
    }

    @include pathbar_linking_rules($sep_color:$header_button_border);
  }
  
  // Nemo dual pane inactive pane
  
  .nemo-inactive-pane .view {
    color: $insensitive_fg_color;
    background-color: $base_color;
  }
}

//
// Thunar
//
.thunar {
  toolbar.horizontal button image {
    -gtk-icon-transform: scale(0.75);
  }

  scrolledwindow.standard-view {
    border-top-width: 0;
  }

  toolbar {
    color: $header_fg;
    background-color: opacify($header_bg, 1);
    box-shadow: none;
    border-width: 0 0 1px 0;
    border-style: solid;
    border-image: linear-gradient(to bottom, opacify($header_bg, 1),
                                             darken($header_bg, 7%)) 1 0 1 0; //temporary hack for rhythmbox 3.1

    @extend %header_widgets;
  }

  scrolledwindow.sidebar {
    border-top-color: darken($dark_sidebar_bg, 6%);
  }

  scrolledwindow.sidebar treeview.view {
    background: $dark_sidebar_bg;
    color: $dark_sidebar_fg;

    &:selected, &:active {
      background: $selected_bg_color;
      color: $selected_fg_color;
    }
  }
}

//
// Caja
//
.caja-desktop { @extend .nautilus-desktop.nautilus-canvas-item; }

.caja-notebook { border-top: 1px solid $borders_color; }
.caja-side-pane .frame { border-width: 1px 0 0; }
.caja-notebook .frame { border-width: 0 0 1px; }

//
// Gedit
//
.open-document-selector-treeview.view {
  padding: 3px 6px 3px 6px;
  border-color: $base_color;  // disable borders, making them transparent doesn't work for some reason

  &:hover {
    background-color: mix($fg_color, $base_color, 7%);

    &:selected {
      color: $selected_fg_color;
      background-color: $selected_bg_color;
    }
  }
}

.open-document-selector-name-label {
  color: $fg_color;
}

.open-document-selector-path-label {
    color: mix($fg_color, $base_color, 50%);
    font-size: smaller;

    &:selected { color: transparentize($selected_fg_color, 0.1); }
}

.gedit-document-panel {

  row button {
    min-width: 22px;
    min-height: 22px;
    padding: 0;

    color: transparent;
    background: none;
    border: none;
    box-shadow: none;

    image { color: inherit; }
  }

  row:hover:not(:selected) button {
    color: mix($bg_color, $fg_color, 35%);

    &:hover { color: lighten(red, 15%); }
    &:active { color: $fg_color; }
  }

  row:hover:selected button:hover {
    color: lighten(red, 20%);
    background: none;
    border: none;
    box-shadow: none;

    &:active { color: $selected_fg_color; }
  }
}

.gedit-document-panel-dragged-row {
  border: 1px solid $borders_color;
  background-color: darken($bg_color, 10%);
  color: $fg_color;
}

.gedit-side-panel-paned statusbar {
  border-top: 1px solid $borders_color;
  background-color: $bg_color;
}

.gedit-search-slider {
  background-color: lighten($bg_color, 2%);
  padding: 6px;
  border-color: $borders_color;
  border-radius: 0 0 2px 2px;
  border-width: 0 1px 1px 1px;
  border-style: solid;
}

.gedit-search-entry-occurrences-tag {
  color: transparentize($fg_color, 0.4);
  border: none;
  margin: 2px;
  padding: 2px;
}

.gedit-map-frame {
  border {
    @if $variant=='light' { border-color: transparentize(black, 0.7); }
    border-width: 0;

    &:dir(ltr) { border-left-width: 1px; }
    &:dir(rtl) { border-right-width: 1px; }
  }
}

//
// Pluma
//

.pluma-window statusbar frame > border { border: none; }

.pluma-window notebook > stack scrolledwindow { border-width: 0 0 1px 0; }

#pluma-status-combo-button {
  min-height: 0;
  padding: 0;

  border-top: none;
  border-bottom: none;
  border-radius: 0;
}

//
// Gnome Builder
//
// TODO: Merge this with the upstream stylesheet

.gb-search-entry-occurrences-tag { background: none; }

workbench.csd > stack.titlebar:not(headerbar) {
  padding: 0;
  background: none;
  border: none;
  box-shadow: none;

  headerbar {
    &,
    &:first-child,
    &:last-child { border-radius: $_header_radius $_header_radius 0 0; }
  }
}

editortweak .linked > entry.search:focus + .gb-linked-scroller { border-top-color: $selected_bg_color; }

layouttab {
  background-color: $base_color;
}

layout {
  border: 1px solid $borders_color;
  -PnlDockBin-handle-size: 1;
}

eggsearchbar box.search-bar {
  border-bottom: 1px solid $borders_color;
}

pillbox {
  color: $selected_fg_color;
  background-color: $selected_bg_color;
  border-radius: 3px;

  &:disabled label { color: transparentize($selected_fg_color, 0.5) }
}

docktabstrip {
  padding: 0 6px;

  background-color: $bg_color;
  border-bottom: 1px solid $borders_color;

  docktab {
    min-height: 28px;
    border: solid transparent;
    border-width: 0 1px;

    label { opacity: 0.5; }
    &:checked, &:hover { label { opacity: 1; }}

    &:checked {
      border-color: $borders_color;
      background-color: $base_color;
    }
  }
}

dockbin {
  border: 1px solid $borders_color;
  -PnlDockBin-handle-size: 1;
}

dockpaned {
  border: 1px solid $borders_color;
}

dockoverlayedge {
  background-color: $bg_color;

  docktabstrip {
    padding: 0;
    border: none;
  }

  &.left-edge tab:checked,
  &.right-edge tab:checked {
    border-width: 1px 0;
  }
}

popover.messagepopover {
  &.background { padding: 0; }

  .popover-content-area { margin: 16px; }
  .popover-action-area {
    margin: 8px;

    button:not(:first-child):not(:last-child) { margin: 0 4px; }
  }
}

popover.popover-selector {
  padding: 0;

  list {
    row { padding: 5px 0; }
    row image { margin-left: 3px; margin-right: 10px; }
  }
}

entry.search.preferences-search {
  border: none;
  border-right: 1px solid $borders_color;
  border-bottom: 1px solid $borders_color;
  border-radius: 0;
}

preferences stacksidebar.sidebar {
  list { background-image: _solid($base_color); }

  list separator { background-color: transparent; }
}

devhelppanel entry:focus,
symboltreepanel entry:focus {
  border-color: $borders_color
}

button.run-arrow-button {
  min-width: 12px;
}

omnibar.linked > entry:not(:only-child) { border-style: solid; border-radius: 3px; margin-left: 1px; margin-right: 1px; }

gstyleslidein {
  #scale_box,
  #strings_controls,
  #palette_controls,
  #components_controls {
    button.toggle:checked { color: $fg_color; }
  }
}

configurationview {
  entry.flat { background: none; }
  list { border-width: 0; }
}

//
// Epiphany
//
//EphyWindow .floating-bar { // Epiphany overrides the floating-bar style, so reset it
//  color: $fg_color;
//}

//
// Gnome Documents
//
.documents-scrolledwin.frame { border-width: 0; }

button.documents-load-more {
  border-width: 1px 0 0;
  border-radius: 0;
}

.documents-icon-bg {
  background-color: $selected_bg_color;
  color: $selected_fg_color;
  border-radius: 2px;
}

.documents-collection-icon {
  background-color: transparentize($fg_color, 0.7);
  border-radius: 2px;
}

button.documents-favorite:active,
button.documents-favorite:active:hover {
  color: lighten($selected_bg_color, 20%);
}

.documents-entry-tag {
  color: $selected_fg_color;
  background: $selected_bg_color;
  border-radius: 2px;
  border-width: 0;
  margin: 2px;
  padding: 4px;

  &:hover {
    color: $selected_fg_color;
    background: lighten($selected_bg_color, 4%);
  }
  &:active {
    color: $selected_fg_color;
    background: darken($selected_bg_color, 4%);
  }
}

.content-view.document-page {
  border-style: solid;
  border-width: 3px 3px 6px 4px;
  border-image: url("assets/thumbnail-frame.png") 3 3 6 4;
}

//
// Gnome Photos
//
.photos-entry-tag { @extend .documents-entry-tag; }

.photos-collection-icon { @extend .documents-collection-icon; }

.photos-fade-in {
    opacity: 1.0;
    transition: opacity 0.2s ease-out;
}

.photos-fade-out {
    opacity: 0.0;
    transition: opacity 0.2s ease-out;
}

//
// Gnome Tweak Tool
//
.tweak-categories,
.tweak-category:not(:selected):not(:hover) {
  background-image: _solid($base_color);
}

//
// Transmission
//
.tr-workarea undershoot,
.tr-workarea overshoot {
  border-color: transparent; // Remove black border on over- and undershoot
}

//
// Atril (MATE pdf viewer)
//
.atril-window .primary-toolbar toolbar {
  background: none;
}

//
// Gnome Flashback
//
#gf-bubble,
#gf-osd-window,
#gf-input-source-popup,
#gf-candidate-popup {
  &, &.solid {
    color: lighten($osd_fg_color, 7%);
    background-color: $osd_bg_color;
    border: 1px solid darken($osd_bg_color, 8%);
    border-radius: 2px;
  }

  levelbar {
    block {
      &.low, &.high, &.full {
        background-color: $selected_bg_color;
        border-color: $selected_bg_color;
      }
      &.empty { background-color: darken($osd_bg_color, 5%); }
    }
    trough { background: none; }
  }

  // FIXME still needs button styling
}

#gf-input-source {
  min-height: 32px;
  min-width: 40px;

  &:selected {
    color: $selected_fg_color;
    background-color: $selected_bg_color;
    border-radius: 2px;
  }
}

gf-candidate-box {
  label { padding: 3px; }

  &:hover,
  &:selected {
    color: $selected_fg_color;
    background-color: $selected_bg_color;
    border-radius: 2px;
  }
}

//
// Mate OSD Window
//
MsdOsdWindow.background.osd {
  border-radius: 2px;
  border: 1px solid darken($osd_bg_color, 8%);

  .progressbar {
    background-color: $selected_bg_color;
    border: none;
    border-color: red;
    border-radius: 5px;
  }
  .trough {
    background-color: darken($osd_bg_color, 5%);
    border: none;
    border-radius: 5px;
  }
}

//
// Mate/Gnome Flashback Panel
//
.mate-panel-menu-bar,
panel-toplevel.background {

  &, menubar { background-color: opacify($panel_bg, 1); }

  menubar,
  #PanelApplet label,
  #PanelApplet image { color: $panel_fg; }

  // Panel buttons
  button:not(#tasklist-button) {
    @extend %panelbutton;
  }

  button,
  #tasklist-button {
    label, image { color: inherit; }
  }

  .wnck-pager {
    color: mix($panel_fg, black, 50%);
    background-color: darken($panel_bg, 10%);

    &:hover {
      background-color: lighten($panel_bg, 5%);
    }

    &:selected {
      color: lighten($selected_bg_color, 20%);
      background-color: $selected_bg_color;
    }
  }

  na-tray-applet {
    -NaTrayApplet-icon-padding: 0;
    -NaTrayApplet-icon-size: 16px;
  }
}

// Xfce Panel
.xfce4-panel.panel {
  background-color: $panel_bg;
  font-weight: normal;

  text-shadow: none;
  -gtk-icon-shadow: none;

  button.flat { @extend %panelbutton; }
}
.xfce4-panel.panel menu {
  font-weight: normal;
}

#tasklist-button {
  color: transparentize($panel_fg, 0.2);
  border-radius: 0;
  border: none;
  background-color: transparentize($panel_bg, 1);

  &:hover {
    color: lighten($panel_fg, 10%);
    background-color: transparentize(black, 0.83);
  }

  &:checked {
    color: white;
    background-color: transparentize(black, 0.75);
    box-shadow: inset 0 -2px $selected_bg_color;
  }
}

%panelbutton {
  color: $panel_fg;
  border-radius: 0;
  border: none;
  background-color: transparentize($panel_bg, 1);

  &:hover {
    border: none;
    background-color: lighten($panel_bg, 10%);
  }
  &:active, &:checked {
    color: $selected_fg_color;
    border: none;
    background-color: $selected_bg_color;

    label, image { color: inherit; }
  }
}

//
// Floating Bar
//
.nautilus-window .floating-bar, .nemo-window .floating-bar {
  padding: 1px;
  background-color: $selected_bg_color;
  color: $selected_fg_color;
  border-radius: 2px 2px 0 0;

  &.bottom.left { border-top-left-radius: 0; }
  &.bottom.right { border-top-right-radius: 0; }

  button {
    border: none;
    border-radius: 0;
    min-height: 0;

    @extend %selected-button;
  }
}

// Elementary Apps

//
// Birdie
//
//BirdieWidgetsTweetList * {
//  background-image: none;
//  background-color: transparent;
//}

//
// Marlin / Pantheon Files
//
//MarlinViewWindow {
//
//  *:selected, *:selected:focus {
//    color: $selected_fg_color;
//    background-color: $selected_bg_color;
//    outline-color: transparent;
//  }
//  GtkIconView.view:selected {
//    &, &:focus, &:hover, &:focus:hover { background-color: transparent; }
//  }
//  FMListView, FMColumnView { outline-color: transparent; }
//}

.marlin-pathbar.pathbar {
  border-radius: 3px;
  padding-left: 4px;
  padding-right: 4px;

  @include entry(header-normal);

  &:focus { @include entry(header-focus) }

  &:disabled { @include entry(header-insensitive) }

  &:active, &:checked {
    color: $selected_bg_color;
  }
}

//
// Gala
//
.gala-notification {
    border: 1px solid rgba(0, 0, 0, 0.35);
    border-radius: 3px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    background-image: _solid(white);
    background-color: transparent;

  .title, .label {
    color: #5c616c;
  }
}

//
// Wingpanel
//
.panel {
  background-color: transparent;
  color: white;
  font-weight: bold;

  &-shadow {
    background-image: none;
    background-color: transparent;
  }
  .menu {
    box-shadow: none;

    .menuitem {
      font-weight: normal;
      text-shadow: none;
      -gtk-icon-shadow: none;
    }

    .window-frame.menu.csd,
    .window-frame.popup.csd {
      box-shadow: 0 0 0 1px transparentize(black, 0.8),
                  0 10px 20px transparentize(black, 0.81),
                  0 6px 6px transparentize(black, 0.77);
    }
  }
  .menubar > .menuitem {
    padding: 3px 6px;
    &:hover { background-color: transparent; }
  }
  .window-frame.menu.csd,
  .window-frame.popup.csd { box-shadow: none; }
}

.composited-indicator {
  background-color: transparent;
  color: white;
  text-shadow: 0 1px 2px transparentize(black, 0.4);
  -gtk-icon-shadow: 0 1px 2px transparentize(black, 0.4);

  > GtkWidget > GtkWidget:first-child { padding: 0 2px; }

  .menuitem:active, .menuitem:hover {
    border-style: none;
    background-image: none;
    box-shadow: none;
  }
  > .popup > .menu {
    padding-top: 8px;
    padding-bottom: 8px;
  }
}

.panel-app-button > GtkWidget > GtkWidget:first-child {
  padding: 0 2px 0 4px;
}

.panel .menu .spinner,
.menu .spinner { opacity: 1 } // Fixes sound indicator buttons

/********************
 * Mate-Screensaver *
 ********************/

.lock-dialog {
    background-color: $panel_bg;
    color: white;

    & entry, entry:focus textview text {
        background-color: transparent;
        color: white;
        border-style: none;
        border-bottom: 1px solid $borders_color;
        border-radius: 1px;
    }

    frame > border {
            border-style: none;
            border-width: 0px;
        }

    & notebook {
        color: white;
        background-color: transparentize($panel_bg, 0.8);
    }

    & button {
        @extend %selected-button;
    }
}


//
// Wingpanel Popover
//
//WingpanelWidgetsIndicatorPopover.popover {
//  padding: 0;
//
//  text-shadow: none;
//  -gtk-icon-shadow: none;
//
//  menuitem {
//    padding: 5px;
//    outline-color: transparent;
//    text-shadow: none;
//    -gtk-icon-shadow: none;
//    border: solid transparent;
//    border-width: 1px 0;
//
//    label, image { padding: 0 3px; }
//
//    &:hover, &:active {
//      background-color: if($variant == 'light', transparentize(black, 0.96), transparentize(white, 0.95));
//      border: solid if($variant == 'light', transparentize(black, 0.92), transparentize(white, 0.93));
//      border-width: 1px 0;
//    }
//    *:disabled { color: $insensitive_fg_color; }
//  }
//}

//
// Pantheon Terminal
//
//PantheonTerminalPantheonTerminalWindow.background {
//   background-color: transparent;
//}

//
// Switchboard
//
//SwitchboardCategoryView .view:selected,
//SwitchboardCategoryView .view:selected:focus {
//  color: $fg_color;
//}

//
// Chromium
//
window.background.chromium {
  // See details in nav_button_provider_gtk3.cc
  headerbar.titlebar button.titlebutton {
    min-width: 16px;
    min-height: 16px;
    // move button spacing from padding to margin
    margin: 0px ((24px - 16px) / 2);
    padding: 0px;
  }
}