@import '../../../scss/cod-uxds-bs-base';
@import '../../../scss/cod-uxds-bs-utilities';
@import '../../../scss/cod-uxds-bs-host';
@import '../../../scss/cod-uxds-style-guide';

.combo-box {
  position: relative;
  width: 100%;

  &--disabled {
    opacity: 0.65;
    cursor: not-allowed;
  }
}

.combo-box-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--cod-body-color);
}

.combo-box-wrapper {
  position: relative;
  display: flex;
  width: 100%;
}

.combo-box-input {
  flex: 1;
  padding: 0.375rem 2.5rem 0.375rem 0.75rem;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--cod-body-color);
  background-color: var(--cod-body-bg);
  background-image: none;
  border: 1px solid var(--cod-border-color);
  transition:
    border-color 0.15s ease-in-out,
    box-shadow 0.15s ease-in-out;

  &:focus {
    color: var(--cod-body-color);
    background-color: var(--cod-body-bg);
    border-color: #86b7fe;
    outline: 0;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
  }

  &:disabled {
    background-color: var(--cod-secondary-bg);
    border-color: var(--cod-border-color);
    opacity: 1;
    cursor: not-allowed;
  }

  &::placeholder {
    color: var(--cod-secondary-color);
    opacity: 1;
  }
}

.combo-box--has-selection {
  .combo-box-clear-button {
    display: flex;
  }
}

.combo-box-clear-button {
  position: absolute;
  top: 0;
  right: 2.5rem;
  bottom: 0;
  z-index: 3;
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  padding: 0;
  background-color: transparent;
  border: 0;
  cursor: pointer;
  transition: all 0.15s ease-in-out;

  &:hover:not(:disabled) {
    background-color: rgba(220, 53, 69, 0.1);
    color: #dc3545;
  }

  &:focus {
    outline: 0;
    box-shadow: 0 0 0 0.25rem rgba(220, 53, 69, 0.25);
  }

  &:disabled {
    cursor: not-allowed;
    opacity: 0.65;
  }
}

.combo-box-clear-icon {
  width: 1rem;
  height: 1rem;
  fill: currentColor;
}

.combo-box-toggle-button {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  padding: 0;
  background-color: transparent;
  border: 0;
  cursor: pointer;
  transition: all 0.15s ease-in-out;

  &:hover:not(:disabled) {
    background-color: rgba(0, 0, 0, 0.05);
  }

  &:focus {
    outline: 0;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
  }

  &:disabled {
    cursor: not-allowed;
    opacity: 0.65;
  }
}

.combo-box-toggle-icon {
  width: 1rem;
  height: 1rem;
  fill: currentColor;
  transition: transform 0.15s ease-in-out;

  .combo-box--open & {
    transform: rotate(180deg);
  }
}

.combo-box-list {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 1000;
  display: none;
  max-height: 200px;
  margin: 0.125rem 0 0 0;
  padding: 0;
  overflow-y: auto;
  list-style: none;
  background-color: var(--cod-body-bg);
  border: 1px solid var(--cod-border-color);
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);

  .combo-box--open & {
    display: block;
  }
}

.combo-box-option {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  margin-bottom: 0;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--cod-body-color);
  text-decoration: none;
  background-color: transparent;
  border: 0;
  cursor: pointer;
  transition:
    background-color 0.15s ease-in-out,
    color 0.15s ease-in-out;

  &:hover,
  &:focus,
  &--active {
    color: var(--cod-primary);
    background-color: var(--cod-primary-bg-subtle);
  }

  &--no-results {
    color: var(--cod-secondary-color);
    cursor: default;
    font-style: italic;

    &:hover,
    &:focus {
      color: var(--cod-secondary-color);
      background-color: transparent;
    }
  }
}

.combo-box-status {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

// High contrast mode support
@media (prefers-contrast: high) {
  .combo-box-input {
    border-width: 2px;
  }

  .combo-box-list {
    border-width: 2px;
  }

  .combo-box-option {
    &:hover,
    &:focus,
    &--active {
      border: 2px solid;
    }
  }
}

// Reduced motion support
@media (prefers-reduced-motion: reduce) {
  .combo-box-input,
  .combo-box-toggle-button,
  .combo-box-toggle-icon,
  .combo-box-option {
    transition: none;
  }
}