theme-store/themes/22c9ec3b-7c62-46ae-991f-c8fff5046829/chrome.css

tabs {
  counter-reset: tab-counter;
}

/* Automatically increment tab numbers for each .tab-content inside a tab */

/* Styles when the sidebar is expanded */
@media (-moz-bool-pref: "zen.view.sidebar-expanded") {
  tab .tab-content::after {
    counter-increment: tab-counter;
    content: counter(tab-counter); /* Space before the number */

    /* Positioning and styling */
    font-weight: var(--bold-text, normal);
    font-size: var(--font_size, 80%);
    color: var(--number_color, inherit);
    z-index: -100;

    /* Background and shape for the number */
    display: inline-block;
    background-color: var(
      --number_background_color,
      #717171d7
    ); /* Change to any color */
    text-align: center;
    width: 20px; /* Width of the circular background */
    height: 20px; /* Height of the circular background */
    line-height: 20px; /* Vertically center the number inside the circle */
    border-radius: var(
      --background_shape,
      20%
    ); /* Default for Slightly Rounded Square */
    margin-left: 3px;
    margin-right: 5px;
  }
  /* put tab numbers on the left side when expanded_side="Left" (AND in expanded mode) */
  :root:has(#theme-Tab-Numbers[uc-theme-expanded_side="Left"]) {
    tab .tab-content::after {
      display: none; /* Hide the ::after pseudo-element first */
    }

    tab .tab-content::before {
      counter-increment: tab-counter;
      content: counter(tab-counter); /* Space before the number */

      /* Positioning and styling */
      font-weight: var(--bold-text, normal);
      font-size: var(--font_size, 80%);
      color: var(--number_color, inherit);
      z-index: -100;

      /* Background and shape for the number */
      display: inline-block;
      background-color: var(
        --number_background_color,
        #888888
      ); /* Default color is light grey */
      text-align: center;
      width: 20px; /* Width of the circular background */
      height: 20px; /* Height of the circular background */
      line-height: 20px; /* Vertically center the number inside the circle */
      border-radius: var(
        --background_shape,
        20%
      ); /* Default for Slightly Rounded Square */
      margin-left: 3px;
      margin-right: 5px;
    }
  }
}

/* Styles when the sidebar is NOT expanded (compact mode) */
@media not (-moz-bool-pref: "zen.view.sidebar-expanded") {
  tab .tab-content::before {
    counter-increment: tab-counter;
    content: counter(tab-counter) "";

    position: absolute;
    top: 4px;
    right: 1px;
    padding: 0px 0px;
    z-index: -100;

    font-weight: var(--bold-text, normal);
    font-size: var(--font_size, 80%); /* Default font size (same as "Small") */
    color: var(--number_color, inherit); /* Fallback to default color */
  }
  /* put tab numbers on the left side when compact_side="Left" (AND in compact mode) */
  :root:has(#theme-Tab-Numbers[uc-theme-compact_side="Left"]) {
    tab .tab-content::before {
      counter-increment: tab-counter;
      content: counter(tab-counter) "";

      position: absolute;
      top: 4px;
      left: 1px;
      padding: 0px 0px;
      z-index: -100;

      font-weight: var(--bold-text, normal);
      font-size: var(
        --font_size,
        80%
      ); /* Default font size (same as "Small") */
      color: var(--number_color, inherit); /* Fallback to default color */
    }
  }
}

/* Enable bold text when the preference is enabled */
@media (-moz-bool-pref: "uc.theme.bold-text-enable.enabled") {
  tab .tab-content {
    --bold-text: bold;
  }
}

@media (-moz-bool-pref: "uc.theme.custom_color_enabled") {
  tab .tab-content {
    --number_color: var(--uc-theme-number_color) !important;
    --number_background_color: var(
      --uc-theme-number_background_color
    ) !important;
  }
}

/* Set font size for Extra Small (Override default) */
:root:has(#theme-Tab-Numbers[uc-theme-font_size="XSmall"]) {
  --font_size: 70% !important; /* Extra Small font size */
}

/* Set font size for Small */
:root:has(#theme-Tab-Numbers[uc-theme-font_size="Small"]) {
  --font_size: 80% !important; /* Small font size */
}

/* Set font size for Medium (Override default) */
:root:has(#theme-Tab-Numbers[uc-theme-font_size="Medium"]) {
  --font_size: 90% !important; /* Medium font size */
}

/* Set font size for Large (Override default) */
:root:has(#theme-Tab-Numbers[uc-theme-font_size="Large"]) {
  --font_size: 100% !important; /* Large font size */
}

/* Set font size for Extra Large (Override default) */
:root:has(#theme-Tab-Numbers[uc-theme-font_size="XLarge"]) {
  --font_size: 120% !important; /* Extra Large font size */
}

/* Ensure Close X button is on top of everything. */
.tab-close-button {
  z-index: 10;
}

/* Customize the shape based on the preference values */

:root:has(#theme-Tab-Numbers[uc-theme-background_shape="Square"]) {
  --background_shape: 0%; /* Square */
}

:root:has(#theme-Tab-Numbers[uc-theme-background_shape="SlightlyRounded"]) {
  --background_shape: 5%; /* Slightly Rounded Square */
}

:root:has(#theme-Tab-Numbers[uc-theme-background_shape="ModeratelyRounded"]) {
  --background_shape: 15%; /* Moderately Rounded Square */
}

:root:has(#theme-Tab-Numbers[uc-theme-background_shape="FullyRounded"]) {
  --background_shape: 30%; /* Fully Rounded Square */
}

:root:has(#theme-Tab-Numbers[uc-theme-background_shape="Circle"]) {
  --background_shape: 50%; /* Perfect Circle */
}