/**
 * ElectroParts - Global Form Styles
 * Reusable form component styles
 * @version 1.0.1
 */

/* =============================================
   BASE FORM STYLES
   ============================================= */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

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

.form-label {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--text-primary);
}

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

/* Input, Select, Textarea */
.form-input,
.form-select,
.form-textarea {
  padding: var(--spacing-md) var(--spacing-lg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: inherit;
  color: var(--text-primary);
  background: var(--bg-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  width: 100%;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

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

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
  background: var(--bg-tertiary);
  cursor: not-allowed;
  opacity: 0.7;
}

/* Input with icon */
.form-input-wrapper {
  position: relative;
}

.form-input-wrapper .form-input {
  padding-left: calc(var(--spacing-lg) + 24px);
}

.form-input-wrapper .input-icon {
  position: absolute;
  left: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

/* Select */
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpolyline points='6,9 12,15 18,9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-md) center;
  padding-right: calc(var(--spacing-lg) + 20px);
  cursor: pointer;
}

/* Textarea */
.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.5;
}

/* Checkbox & Radio */
.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.form-check input {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.form-check-label {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Form Error State */
.form-group.has-error .form-input,
.form-group.has-error .form-select,
.form-group.has-error .form-textarea {
  border-color: var(--color-error);
}

.form-group.has-error .form-input:focus,
.form-group.has-error .form-select:focus,
.form-group.has-error .form-textarea:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-error {
  font-size: 0.8125rem;
  color: var(--color-error);
  margin-top: var(--spacing-xs);
}

/* Form Help Text */
.form-help {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: var(--spacing-xs);
}

/* Form Actions */
.form-actions {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.form-actions-right {
  justify-content: flex-end;
}

.form-actions-between {
  justify-content: space-between;
}

/* =============================================
   INLINE FORM
   ============================================= */
.form-inline {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-end;
}

.form-inline .form-group {
  margin-bottom: 0;
  flex: 1;
}

/* =============================================
   FORM FIELDSET
   ============================================= */
.form-fieldset {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.form-fieldset legend {
  padding: 0 var(--spacing-sm);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-primary);
}

/* =============================================
   FORM GRID
   ============================================= */
.form-row {
  display: grid;
  gap: var(--spacing-md);
}

.form-row-2 {
  grid-template-columns: 1fr 1fr;
}

.form-row-3 {
  grid-template-columns: 1fr 1fr 1fr;
}

.form-row-4 {
  grid-template-columns: 1fr 1fr 1fr 1fr;
}

@media (max-width: 768px) {
  .form-row-2,
  .form-row-3,
  .form-row-4 {
    grid-template-columns: 1fr;
  }
}

/* =============================================
   FILE INPUT
   ============================================= */
.form-file {
  position: relative;
}

.form-file-input {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
  pointer-events: none;
}

.form-file-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xl);
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.form-file-label:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.form-file-label svg {
  color: var(--text-muted);
}

.form-file-text {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-file-text strong {
  color: var(--color-primary);
}

.form-file-text span {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* =============================================
   INPUT GROUP (addon)
   ============================================= */
.input-group {
  display: flex;
}

.input-group .form-input {
  border-radius: 0;
}

.input-group .form-input:first-child {
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.input-group .form-input:last-child {
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.input-group-addon {
  display: flex;
  align-items: center;
  padding: 0 var(--spacing-md);
  background: var(--bg-tertiary);
  border: 2px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.input-group-addon:first-child {
  border-right: none;
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.input-group-addon:last-child {
  border-left: none;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

/* =============================================
   SEARCH INPUT
   ============================================= */
.search-input-wrapper {
  position: relative;
}

.search-input-wrapper .form-input {
  padding-left: calc(var(--spacing-lg) + 20px);
  padding-right: calc(var(--spacing-lg) + 20px);
}

.search-input-wrapper .search-icon {
  position: absolute;
  left: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-input-wrapper .search-clear {
  position: absolute;
  right: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.search-input-wrapper .search-clear:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}