$dialog_box_shadow: 0 2px 6px -2px transparentize(black, .8);

%overview-transparent-bg {
  $_overview_transparent_bg: transparentize(white, .9); 

  background-color: $_overview_transparent_bg;
  box-shadow: inset 0 0 0 1px $_overview_transparent_bg;
}

// Dropshadow for large icons
.icon-dropshadow {
  icon-shadow: 0 1px 5px $shadow_color;
}

/* Message List */
.message-list-controls {
  spacing: $base_padding * 2;
  @include fontsize(10);
}

.message {
  .message-content {
    padding: $base_padding;
    spacing: 0;
  }
  .message-title { padding-top: .5em; }
  .message-secondary-bin > .event-time { padding-bottom: .5em; }
}

/* Notifications & Message Tray */
.notification-banner { box-shadow: $dialog_box_shadow; }

/* Window Picker */
// Window titles
.window-caption {
  color: black;
  background-color: white;
  box-shadow: $dialog_box_shadow;
}

// Close button
.window-close {
  background-image: url("assets/close-window.svg");
  background-size: 32px;
  background-color: transparent;
  box-shadow: none;
  color: transparent;
  height: 32px;
  width: 32px;
  transition-duration: .2s;

  &:hover {
    background-image: url("assets/close-window-hover.svg");
    background-color: transparent;
  }

  &:active {
    background-image: url("assets/close-window-active.svg");
    background-color: transparent;
    color: transparent;
    transition-duration: 0s;
  }
}

/* Workspace Switcher */
.ws-switcher-indicator {
  padding: 2px;
  margin: 10px;

  &:active {
    padding: 4px;
    margin: 8px;
  }
}

/* Top Bar */
#panel {
  $_panel_bg: transparentize($bg_color, .2);
  $_panel_fg: if($variant=='light', black, white);
  $_panel_text_shadow: 0 1px 2px transparentize(black, 0.7);
  background: $_panel_bg;
  text-shadow: $_panel_text_shadow;

  StIcon { icon-shadow: $_panel_text_shadow; }

  &.unlock-screen,
  &.login-screen,
  &.lock-screen,
  &:overview {
    background-color: transparent;
    .panel-button {
      &, &:hover, &:active, &:focus, &:overview, &:checked { color: white; }
    }
  }

  .panel-button {
    color: $_panel_fg;
    &:hover, &:active, &:focus, &:overview, &:checked {
      color: $_panel_fg;
      box-shadow: inset 0 0 0 100px rgba(255, 255, 255, if($variant == 'light', 1, .2));
    }
    &.screen-recording-indicator { color: white; }
  }

  .panel-button.clock-display {
    // Move highlight from .panel-button to .clock
    &:hover, &:active, &:overview, &:focus, &:checked {
      box-shadow: none;

      .clock {
        box-shadow: inset 0 0 0 100px rgba(255, 255, 255, if($variant == 'light', 1, .2));
      }
    }
  }

  #panelActivities.panel-button {
    margin-left: .4em;
    StLabel {
      background-image: if($variant == 'light', url("assets/view-grid-symbolic.svg"),
                                          url("assets/view-grid-symbolic-dark.svg"));
      background-size: contain;
      width: 1.5em;
      height: 1.5em;
      color: transparent;
    }

    &:overview StLabel {
      background-image: url("assets/view-grid-symbolic-dark.svg");
    }
  }
}

/* Date/Time Menu */
.datemenu-today-button {
  &:insensitive { color: inherit; }
}

/* Search */
// search entry
.search-entry {
  @extend %overview-transparent-bg;
  $_text-shadow: 0px 1px 2px transparentize(black, 0.5);
  color: black;
  text-shadow: $_text-shadow;
  font-weight: bold;
  font-size: 1.1em;
  transition-duration: 200ms;

  StLabel.hint-text { color: $osd_fg_color; }

  &, &:focus, &:hover {
    width: 21em;
    padding: .6em .8em;
    border: none;
  }

  &:focus, &:hover {
    background-color: white;
    color: black;
    font-weight: normal;
    box-shadow: none;
    text-shadow: none;

    StLabel.hint-text { color: black; }

    .search-entry-icon {
      color: black;
      icon-shadow: none;
    }
  }

  .search-entry-icon {
    color: white;
    icon-shadow: $_text-shadow;
  }
}

// search results
.search-section-content {
  @extend %overview-transparent-bg;
}

// search result provider
.search-provider-icon .list-search-provider-details { font-weight: bold; }

.list-search-result .list-search-result-description {
  color: transparentize($osd_fg_color, .2);
}

/* Dash */
#dash {
  color: $osd_fg_color;

  StIcon {
    icon-shadow: 0 2px 6px transparentize(black, .6);
  }
}

.dash-background, .dash-separator {
  @extend %overview-transparent-bg;
}

/* App Grid */
#overview { color: $osd_fg_color; }

// Icon tiles in the app grid
.app-well-app.app-folder {
  @include overview_icon(white, $flat: false);
  .overview-icon {
    @extend %overview-transparent-bg;
  }
}

.app-folder-dialog {
  background: black;
  box-shadow: 0 0 100px lighten(black, 4%);

  & .folder-name-container .folder-name-entry { color: white; }
}

/* Workspace pager */
// thumbnails in overview
.workspace-thumbnails {
  .workspace-thumbnail {
    @extend %overview-transparent-bg;
  }
}

// selected indicator
.workspace-thumbnail-indicator { border: 2px solid white; }