angular/adev/shared-docs/components/select/select.component.scss

:host {
  --border-color: color-mix(in srgb, var(--full-contrast) 20%, var(--page-background));

  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-color);
  border-radius: 0.25rem;
}

.docs-select-input-container {
  display: flex;
  position: relative;
  align-items: center;
  border-radius: 0.25rem;

  input {
    width: 100%;
    border: none;
    outline: none;
    font-size: 1rem;
    padding: 0.7rem 1rem 0.7rem;
    background-color: var(--septenary-contrast);
    color: var(--primary-contrast);

    &[readonly] {
      cursor: pointer;
      padding: 0.7rem 1rem;
    }

    &[aria-expanded='true'] + .docs-select-arrow {
      transform: rotate(180deg);
    }
  }
}

[ngCombobox]:focus-within [ngComboboxInput]:not(.docs-select-search-input) {
  outline: 1.5px solid var(--vivid-pink);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--vivid-pink) 25%, transparent);
}

.docs-select-popover {
  width: 100%;
}

.docs-select-arrow {
  width: 24px;
  height: 24px;
  font-size: 20px;
  display: grid;
  place-items: center;
  pointer-events: none;
  padding: 0 0.5rem;
  position: absolute;
  right: 0;
  opacity: 0.8;
  transition: transform 0.2s ease;
}

[ngComboboxInput] [ngCombobox] {
  border: none;
  outline: none;
  font-size: 1rem;
  padding: 0.7rem 1rem 0.7rem;
  background-color: var(--septenary-contrast);
  color: var(--primary-contrast);
}

.docs-select-dialog {
  position: absolute;
  left: auto;
  right: auto;
  top: auto;
  bottom: auto;
  padding: 0;
  border: 1px solid var(--border-color);
  border-radius: 0.25rem;
  background-color: var(--septenary-contrast);
  color: inherit;

  .docs-select-input-container {
    border-radius: 0;
  }

  [ngCombobox],
  .docs-select-input-container {
    border: none;
  }

  [ngComboboxInput] {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
  }

  [ngCombobox]:focus-within [ngComboboxInput] {
    outline: none;
    box-shadow: none;
  }

  .docs-select-search-input:focus {
    outline: none;
    box-shadow: none;
  }

  .docs-select-search-container {
    border-bottom: 1px solid var(--border-color);
  }

  &::backdrop {
    opacity: 0;
  }
}

.docs-select-search-container {
  position: relative;
  display: flex;
  align-items: center;
  border-radius: 0;
}

.docs-select-search-icon {
  width: 24px;
  height: 24px;
  font-size: 20px;
  display: grid;
  place-items: center;
  pointer-events: none;
  position: absolute;
  padding: 0 0.5rem;
  opacity: 0.8;
}

.docs-select-search-input {
  width: 100%;
  border: none;
  outline: none;
  font-size: 0.875rem;
  padding: 0.5rem 0.75rem 0.5rem 2rem;
  background-color: var(--septenary-contrast);
  color: var(--primary-contrast);
}

.docs-select-no-results {
  padding: 0.75rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--primary-contrast);
  opacity: 0.7;
}

.docs-select-listbox {
  display: flex;
  flex-direction: column;
  max-height: 12rem;
  overflow: auto;
  padding: 0.25rem;
}

.docs-select-option {
  display: flex;
  cursor: pointer;
  align-items: center;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  border-radius: 0.25rem;

  &:hover {
    background-color: color-mix(in srgb, var(--primary-contrast) 5%, transparent);
  }

  &[data-active='true'] {
    outline-offset: -2px;
    outline: 2px solid var(--vivid-pink);
  }

  &[aria-selected='true'] {
    color: var(--vivid-pink);
    background-color: color-mix(in srgb, var(--vivid-pink) 5%, transparent);
  }

  &:not([aria-selected='true']) .docs-select-check-icon {
    display: none;
  }
}

.docs-select-option-label {
  flex: 1;
}

.docs-select-check-icon {
  font-size: 0.9rem;
}