/* ============================================================
   vue-ui-select — Tailwind Theme
   Uses semantic CSS classes + data attributes.
   Designed for Tailwind CSS projects. Supports light + dark mode.
   ============================================================ */

/* ---- CSS Custom Properties ---- */
:root {
  --ui-select-radius: 0.375rem;
  --ui-select-border-color: #d1d5db;
  --ui-select-focus-ring: #3b82f6;
  --ui-select-bg: #ffffff;
  --ui-select-text: #111827;
  --ui-select-placeholder: #9ca3af;
  --ui-select-dropdown-bg: #ffffff;
  --ui-select-dropdown-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --ui-select-option-hover-bg: #f3f4f6;
  --ui-select-option-active-bg: #eff6ff;
  --ui-select-option-selected-bg: #dbeafe;
  --ui-select-option-disabled-text: #9ca3af;
  --ui-select-group-header-text: #6b7280;
  --ui-select-group-header-bg: #f9fafb;
  --ui-select-tag-bg: #dbeafe;
  --ui-select-tag-text: #1e40af;
  --ui-select-tag-remove-hover: #1e3a8a;
  --ui-select-error-border: #ef4444;
  --ui-select-error-ring: #ef4444;
  --ui-select-caret-color: #6b7280;
  --ui-select-clear-color: #6b7280;
  --ui-select-spinner-color: #3b82f6;
  --ui-select-max-dropdown-height: 15rem;
}

/* Dark mode variables */
.dark,
[data-theme="dark"] {
  --ui-select-border-color: #4b5563;
  --ui-select-focus-ring: #60a5fa;
  --ui-select-bg: #1f2937;
  --ui-select-text: #f9fafb;
  --ui-select-placeholder: #6b7280;
  --ui-select-dropdown-bg: #1f2937;
  --ui-select-dropdown-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
  --ui-select-option-hover-bg: #374151;
  --ui-select-option-active-bg: #1e3a5f;
  --ui-select-option-selected-bg: #1e3a8a;
  --ui-select-option-disabled-text: #4b5563;
  --ui-select-group-header-text: #9ca3af;
  --ui-select-group-header-bg: #111827;
  --ui-select-tag-bg: #1e3a8a;
  --ui-select-tag-text: #93c5fd;
  --ui-select-tag-remove-hover: #bfdbfe;
  --ui-select-error-border: #dc2626;
  --ui-select-error-ring: #dc2626;
  --ui-select-caret-color: #9ca3af;
  --ui-select-clear-color: #9ca3af;
  --ui-select-spinner-color: #60a5fa;
}

/* ---- Root container ---- */
.ui-select--tailwind {
  position: relative;
  width: 100%;
  font-family: inherit;
  font-size: 0.875rem;
  line-height: 1.25rem;
  color: var(--ui-select-text);
}

.ui-select--tailwind:focus {
  outline: none;
}

/* ---- Match / Control area ---- */
.ui-select--tailwind .ui-select-match {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0.5rem 2rem 0.5rem 0.75rem;
  background-color: var(--ui-select-bg);
  border: 1px solid var(--ui-select-border-color);
  border-radius: var(--ui-select-radius);
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.ui-select--tailwind.ui-select--open .ui-select-match {
  border-color: var(--ui-select-focus-ring);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3);
}

.ui-select--tailwind.ui-select--disabled .ui-select-match {
  opacity: 0.5;
  cursor: not-allowed;
  background-color: var(--ui-select-option-hover-bg);
}

/* ---- Match content ---- */
.ui-select--tailwind .ui-select-match__content {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---- Placeholder ---- */
.ui-select--tailwind .ui-select-match__placeholder {
  color: var(--ui-select-placeholder);
}

/* ---- Selection display ---- */
.ui-select--tailwind .ui-select-match__selection {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---- Clear button ---- */
.ui-select--tailwind .ui-select-match__clear {
  position: absolute;
  right: 1.75rem;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  padding: 0;
  border: none;
  background: none;
  color: var(--ui-select-clear-color);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  border-radius: 50%;
  transition: color 0.15s ease, background-color 0.15s ease;
}

.ui-select--tailwind .ui-select-match__clear:hover {
  color: var(--ui-select-text);
  background-color: var(--ui-select-option-hover-bg);
}

/* ---- Caret ---- */
.ui-select--tailwind .ui-select-match__caret {
  position: absolute;
  right: 0.625rem;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--ui-select-caret-color);
  transition: transform 0.15s ease;
}

.ui-select--tailwind.ui-select--open .ui-select-match__caret {
  transform: translateY(-50%) rotate(180deg);
}
.ui-select--tailwind.ui-select--loading .ui-select-match__caret {
  display: none;
}

/* ---- Multi mode tags container ---- */
.ui-select--tailwind .ui-select-match__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
  min-width: 0;
}

/* ---- Tag / chip ---- */
.ui-select--tailwind .ui-select-match__tag {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.125rem 0.5rem;
  background-color: var(--ui-select-tag-bg);
  color: var(--ui-select-tag-text);
  border-radius: 9999px;
  font-size: 0.75rem;
  line-height: 1rem;
  max-width: 100%;
  overflow: hidden;
}

.ui-select--tailwind .ui-select-match__tag--locked {
  opacity: 0.7;
}

/* ---- Tag remove button ---- */
.ui-select--tailwind .ui-select-match__tag-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
  padding: 0;
  border: none;
  background: none;
  color: var(--ui-select-tag-text);
  cursor: pointer;
  font-size: 0.875rem;
  line-height: 1;
  border-radius: 50%;
  transition: color 0.15s ease, background-color 0.15s ease;
  flex-shrink: 0;
}

.ui-select--tailwind .ui-select-match__tag-remove:hover {
  color: var(--ui-select-tag-remove-hover);
  background-color: rgba(0, 0, 0, 0.1);
}

/* ---- Multi search input ---- */
.ui-select--tailwind .ui-select-match__search-input {
  flex: 1;
  min-width: 4rem;
  border: none;
  outline: none;
  background: transparent;
  color: var(--ui-select-text);
  font-size: 0.875rem;
  padding: 0.125rem 0;
}

.ui-select--tailwind .ui-select-match__search-input::placeholder {
  color: var(--ui-select-placeholder);
}

/* ---- Dropdown ---- */
.ui-select--tailwind .ui-select__dropdown,
.ui-select__dropdown--tailwind {
  position: absolute;
  left: 0;
  right: 0;
  z-index: 50;
  margin-top: 0.25rem;
  background-color: var(--ui-select-dropdown-bg);
  border: 1px solid var(--ui-select-border-color);
  border-radius: var(--ui-select-radius);
  box-shadow: var(--ui-select-dropdown-shadow);
  overflow: hidden;
}

/* Upward position */
.ui-select--tailwind[data-position="up"] .ui-select__dropdown,
.ui-select__dropdown--tailwind[data-position="up"] {
  top: auto;
  bottom: 100%;
  margin-top: 0;
  margin-bottom: 0.25rem;
}

/* Reverse content order when dropdown opens upward so search is near trigger */
.ui-select--tailwind[data-position="up"] .ui-select__dropdown,
.ui-select__dropdown--tailwind.ui-select__dropdown--up {
  display: flex;
  flex-direction: column-reverse;
}

.ui-select--tailwind[data-position="up"] .ui-select__search,
.ui-select__dropdown--tailwind.ui-select__dropdown--up .ui-select__search {
  border-bottom: none;
  border-top: 1px solid var(--ui-select-border-color);
}

/* ---- Search input in dropdown (single mode) ---- */
.ui-select--tailwind .ui-select__search,
.ui-select__dropdown--tailwind .ui-select__search {
  padding: 0.5rem;
  border-bottom: 1px solid var(--ui-select-border-color);
}

.ui-select--tailwind .ui-select__input,
.ui-select__dropdown--tailwind .ui-select__input {
  width: 100%;
  padding: 0.375rem 0.5rem;
  border: 1px solid var(--ui-select-border-color);
  border-radius: calc(var(--ui-select-radius) - 2px);
  background-color: var(--ui-select-bg);
  color: var(--ui-select-text);
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.ui-select--tailwind .ui-select__input:focus,
.ui-select__dropdown--tailwind .ui-select__input:focus {
  border-color: var(--ui-select-focus-ring);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

/* ---- Choices list ---- */
.ui-select--tailwind .ui-select-choices,
.ui-select__dropdown--tailwind .ui-select-choices {
  max-height: var(--ui-select-max-dropdown-height);
  overflow-y: auto;
  padding: 0.25rem 0;
}

/* ---- Choice row ---- */
.ui-select--tailwind .ui-select-choices__row,
.ui-select__dropdown--tailwind .ui-select-choices__row {
  padding: 0.5rem 0.75rem;
  cursor: pointer;
  transition: background-color 0.1s ease;
}

.ui-select--tailwind .ui-select-choices__row--active,
.ui-select__dropdown--tailwind .ui-select-choices__row--active {
  background-color: var(--ui-select-option-active-bg);
}

.ui-select--tailwind .ui-select-choices__row--selected,
.ui-select__dropdown--tailwind .ui-select-choices__row--selected {
  background-color: var(--ui-select-option-selected-bg);
  font-weight: 500;
}

.ui-select--tailwind .ui-select-choices__row--disabled,
.ui-select__dropdown--tailwind .ui-select-choices__row--disabled {
  color: var(--ui-select-option-disabled-text);
  cursor: not-allowed;
}

.ui-select--tailwind .ui-select-choices__row:hover:not(.ui-select-choices__row--disabled),
.ui-select__dropdown--tailwind .ui-select-choices__row:hover:not(.ui-select-choices__row--disabled) {
  background-color: var(--ui-select-option-hover-bg);
}

/* ---- Group header ---- */
.ui-select--tailwind .ui-select-choices__group-header,
.ui-select__dropdown--tailwind .ui-select-choices__group-header {
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ui-select-group-header-text);
  background-color: var(--ui-select-group-header-bg);
  border-bottom: 1px solid var(--ui-select-border-color);
}

/* ---- No choice / empty state ---- */
.ui-select--tailwind .ui-select-no-choice,
.ui-select__dropdown--tailwind .ui-select-no-choice {
  padding: 0.75rem;
  text-align: center;
  color: var(--ui-select-placeholder);
  font-size: 0.875rem;
}

/* ---- Minimum length message ---- */
.ui-select--tailwind .ui-select-choices__minimum-length,
.ui-select__dropdown--tailwind .ui-select-choices__minimum-length {
  padding: 0.75rem;
  text-align: center;
  color: var(--ui-select-placeholder);
  font-size: 0.875rem;
}

/* ---- Loading spinner ---- */
.ui-select--tailwind .ui-select__spinner {
  position: absolute;
  right: 0.625rem;
  top: 50%;
  transform: translateY(-50%);
}

.ui-select--tailwind .ui-select__spinner-icon {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid var(--ui-select-border-color);
  border-top-color: var(--ui-select-spinner-color);
  border-radius: 50%;
  animation: ui-select-spin 0.6s linear infinite;
}

@keyframes ui-select-spin {
  to { transform: rotate(360deg); }
}

/* ---- Highlight mark ---- */
.ui-select--tailwind mark,
.ui-select__dropdown--tailwind mark {
  background-color: #fef08a;
  color: inherit;
  padding: 0;
  border-radius: 1px;
}

.dark .ui-select--tailwind mark,
.dark .ui-select__dropdown--tailwind mark,
[data-theme="dark"] .ui-select--tailwind mark,
[data-theme="dark"] .ui-select__dropdown--tailwind mark {
  background-color: #854d0e;
  color: #fef9c3;
}

/* ---- Dropdown transition ---- */
.ui-select-dropdown-enter-active,
.ui-select-dropdown-leave-active {
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.ui-select-dropdown-enter-from,
.ui-select-dropdown-leave-to {
  opacity: 0;
  transform: translateY(-0.25rem);
}

/* ---- Error / validation state ---- */
.ui-select--tailwind[data-error] .ui-select-match,
.ui-select--tailwind.ui-select--error .ui-select-match {
  border-color: var(--ui-select-error-border);
}

.ui-select--tailwind[data-error].ui-select--open .ui-select-match,
.ui-select--tailwind.ui-select--error.ui-select--open .ui-select-match {
  box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.3);
}

/* ---- Checkbox in choices ---- */
.ui-select--tailwind .ui-select-choices__checkbox,
.ui-select__dropdown--tailwind .ui-select-choices__checkbox {
  pointer-events: none;
  margin-right: 0.5rem;
  width: 1rem;
  height: 1rem;
  accent-color: var(--ui-select-primary, #3b82f6);
  flex-shrink: 0;
  border-radius: 0.25rem;
}
[data-show-checkboxes] > .ui-select-choices__row,
.ui-select--tailwind [data-show-checkboxes] > .ui-select-choices__row,
.ui-select__dropdown--tailwind [data-show-checkboxes] > .ui-select-choices__row {
  display: flex;
  align-items: center;
}

/* ---- Validator integration ----
 * Classes (v-invalid, v-touched, v-invalid-required, etc.) are set by an
 * external validator directive — e.g. oop-validator's v-required. Styles
 * activate only when both v-invalid AND v-touched are present, matching the
 * familiar AngularJS pattern of "don't show errors until the user has
 * interacted with the field."
 */
.ui-select--tailwind.v-invalid.v-touched .ui-select-match {
  border-color: #dc2626;
}
.ui-select--tailwind.v-invalid.v-touched.ui-select--open .ui-select-match,
.ui-select--tailwind.v-invalid.v-touched:focus-within .ui-select-match {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.2);
}

/* Same treatment for native form controls when used alongside <ui-select>
 * with the same validator. Scoped to (v-invalid AND v-touched) so it only
 * activates when an opt-in validator (oop-validator / VeeValidate / hand-rolled
 * using these class names) sets both classes. Inert otherwise. */
input.v-invalid.v-touched,
textarea.v-invalid.v-touched,
select.v-invalid.v-touched {
  border-color: #dc2626;
}
input.v-invalid.v-touched:focus,
textarea.v-invalid.v-touched:focus,
select.v-invalid.v-touched:focus {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.2);
  outline: none;
}

/* Multi-select has no caret, so the clear-all control takes the caret's slot. */
.ui-select--tailwind.ui-select--multiple .ui-select-match__clear {
  right: 0.5rem;
}

/* ---- Keyboard focus ----
   The rule above removes the outline so a pointer click does not draw one. A
   keyboard user still has to be able to see where focus is, and a closed select
   showed nothing at all. :focus-visible matches keyboard focus only. */
.ui-select--tailwind:focus-visible {
  outline: 2px solid var(--ui-select-focus-ring);
  outline-offset: 2px;
}