/**
 * Planète Jeunesse v2 - Forms Component
 * Styles pour formulaires et champs de saisie
 */

/* =====================================================
   FORM GROUP
   ===================================================== */

.form-group {
  margin-bottom: var(--space-4);
}

.form-group:last-child {
  margin-bottom: 0;
}

/* =====================================================
   LABELS
   ===================================================== */

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.form-label--required::after {
  content: ' *';
  color: var(--color-danger);
}

/* =====================================================
   TEXT INPUTS
   ===================================================== */

.form-input {
  display: block;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: inherit;
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-medium);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

.form-input:hover {
  border-color: var(--color-border-dark);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
}

.form-input:disabled {
  background-color: var(--color-bg-tertiary);
  cursor: not-allowed;
  opacity: 0.6;
}

/* =====================================================
   INPUT SIZES
   ===================================================== */

.form-input--sm {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
}

.form-input--lg {
  padding: var(--space-4) var(--space-5);
  font-size: var(--font-size-lg);
}

/* =====================================================
   INPUT STATES
   ===================================================== */

.form-input.is-valid {
  border-color: var(--color-success);
}

.form-input.is-valid:focus {
  box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.15);
}

.form-input.is-invalid {
  border-color: var(--color-danger);
}

.form-input.is-invalid:focus {
  box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.15);
}

/* =====================================================
   TEXTAREA
   ===================================================== */

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/* =====================================================
   SELECT
   ===================================================== */

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23555' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-10);
}

.form-select::-ms-expand {
  display: none;
}

/* =====================================================
   CHECKBOX & RADIO
   ===================================================== */

.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.form-check:last-child {
  margin-bottom: 0;
}

.form-check-input {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  appearance: none;
  background-color: var(--color-bg-primary);
  border: 2px solid var(--color-border-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.form-check-input[type="checkbox"] {
  border-radius: var(--radius-sm);
}

.form-check-input[type="radio"] {
  border-radius: var(--radius-full);
}

.form-check-input:hover {
  border-color: var(--color-primary);
}

.form-check-input:checked {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.form-check-input[type="checkbox"]:checked {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='white' d='M10.28 2.28L4 8.56 1.72 6.28a1 1 0 00-1.44 1.44l3 3a1 1 0 001.44 0l7-7a1 1 0 00-1.44-1.44z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.form-check-input[type="radio"]:checked {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='8' viewBox='0 0 8 8'%3E%3Ccircle fill='white' cx='4' cy='4' r='4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.form-check-input:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
}

.form-check-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  cursor: pointer;
}

/* =====================================================
   INPUT WITH ICON
   ===================================================== */

.form-input-wrapper {
  position: relative;
}

.form-input-wrapper .form-input {
  padding-left: var(--space-10);
}

.form-input-wrapper .form-input--icon-right {
  padding-left: var(--space-4);
  padding-right: var(--space-10);
}

.form-input-icon {
  position: absolute;
  top: 50%;
  left: var(--space-3);
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
  pointer-events: none;
}

.form-input-icon--right {
  left: auto;
  right: var(--space-3);
}

/* =====================================================
   FORM HELP TEXT
   ===================================================== */

.form-help {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.form-error {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

/* =====================================================
   SEARCH FORM
   ===================================================== */

.search-form {
  display: flex;
  gap: var(--space-2);
}

.search-form__input {
  flex: 1;
}

.search-form__btn {
  flex-shrink: 0;
}

/* Search form expanded */
.search-form--expanded {
  flex-direction: column;
  gap: var(--space-4);
}

.search-form--expanded .search-form__input {
  font-size: var(--font-size-lg);
  padding: var(--space-4);
}

/* =====================================================
   FORM INLINE
   ===================================================== */

.form-inline {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--space-4);
}

.form-inline .form-group {
  margin-bottom: 0;
}

@media (max-width: 575px) {
  .form-inline {
    flex-direction: column;
    align-items: stretch;
  }

  .form-inline .form-group {
    width: 100%;
  }
}

/* =====================================================
   FORM ROW
   ===================================================== */

.form-row {
  display: grid;
  gap: var(--space-4);
}

.form-row--2 {
  grid-template-columns: repeat(2, 1fr);
}

.form-row--3 {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 575px) {
  .form-row--2,
  .form-row--3 {
    grid-template-columns: 1fr;
  }
}

/* =====================================================
   AUTOCOMPLETE
   ===================================================== */

.autocomplete {
  position: relative;
}

.autocomplete__results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  max-height: 300px;
  overflow-y: auto;
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-light);
  border-top: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
  display: none;
}

.autocomplete__results.is-open {
  display: block;
}

.autocomplete__item {
  padding: var(--space-3) var(--space-4);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.autocomplete__item:hover,
.autocomplete__item.is-focused {
  background-color: var(--color-bg-secondary);
}

.autocomplete__item mark {
  background-color: var(--color-accent);
  color: inherit;
}

/* =====================================================
   FILE INPUT
   ===================================================== */

.form-file {
  position: relative;
}

.form-file__input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.form-file__label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-6);
  background-color: var(--color-bg-secondary);
  border: 2px dashed var(--color-border-medium);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.form-file__label:hover {
  border-color: var(--color-primary);
  background-color: var(--color-bg-tertiary);
}

.form-file__input:focus + .form-file__label {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}