/**
 * Afoomart Form System
 * High-conversion marketplace inputs, selects, toggles, checkboxes, states & validation
 */

/* ==================================================
   1. Form Group & Label Architecture
   ================================================== */
.af-form-group {
  margin-bottom: var(--space-4);
  position: relative;
}

.af-form-label {
  display: block;
  font-size: var(--font-size-label);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.af-form-required {
  color: var(--color-accent);
  margin-left: 2px;
}

.af-form-helper {
  font-size: var(--font-size-caption);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}

.af-form-error-msg {
  font-size: var(--font-size-caption);
  color: var(--color-error);
  font-weight: var(--font-weight-medium);
  margin-top: var(--space-1);
  display: flex;
  align-items: center;
  gap: 4px;
}

.af-form-success-msg {
  font-size: var(--font-size-caption);
  color: var(--color-success);
  font-weight: var(--font-weight-medium);
  margin-top: var(--space-1);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ==================================================
   2. Input Controls (Text, Password, Email, Number, etc.)
   ================================================== */
.af-input,
.af-select,
.af-textarea {
  width: 100%;
  height: 42px;
  padding: 8px 14px;
  font-family: var(--font-family-sans);
  font-size: var(--font-size-body);
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
  appearance: none;
  -webkit-appearance: none;
}

.af-input::placeholder,
.af-textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 1;
}

/* Hover State */
.af-input:hover:not(:disabled):not([readonly]),
.af-select:hover:not(:disabled):not([readonly]),
.af-textarea:hover:not(:disabled):not([readonly]) {
  border-color: var(--color-border-hover);
}

/* Focus State */
.af-input:focus,
.af-select:focus,
.af-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--focus-ring);
}

/* Error State */
.af-input.af-is-error,
.af-form-group.af-has-error .af-input,
.af-form-group.af-has-error .af-select,
.af-form-group.af-has-error .af-textarea {
  border-color: var(--color-error);
  background-color: #FFFDFD;
}

.af-input.af-is-error:focus,
.af-form-group.af-has-error .af-input:focus {
  box-shadow: var(--focus-ring-error);
}

/* Success State */
.af-input.af-is-success,
.af-form-group.af-has-success .af-input,
.af-form-group.af-has-success .af-select {
  border-color: var(--color-success);
}

.af-input.af-is-success:focus {
  box-shadow: 0 0 0 3px rgba(22, 128, 60, 0.22);
}

/* Disabled State */
.af-input:disabled,
.af-select:disabled,
.af-textarea:disabled {
  background-color: var(--color-surface-muted);
  color: var(--color-text-muted);
  border-color: var(--color-border-light);
  cursor: not-allowed;
  opacity: 0.8;
}

/* Read-Only State */
.af-input[readonly],
.af-textarea[readonly] {
  background-color: var(--color-surface-muted);
  border-color: var(--color-border);
  cursor: default;
}

/* Textarea Specifics */
.af-textarea {
  height: auto;
  min-height: 96px;
  resize: vertical;
  line-height: var(--line-height-normal);
}

/* Select Control with Clean Chevron Indicator */
.af-select-wrapper {
  position: relative;
  width: 100%;
}

.af-select {
  padding-right: 36px;
  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' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  cursor: pointer;
}

/* Multi-Select */
.af-select[multiple] {
  height: auto;
  min-height: 110px;
  background-image: none;
  padding: 8px;
}

.af-select[multiple] option {
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 2px;
}

/* File Input */
.af-file-input {
  display: block;
  width: 100%;
  font-size: var(--font-size-body-small);
  color: var(--color-text-secondary);
}

.af-file-input::file-selector-button {
  border: 1px solid var(--color-border);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background-color: var(--color-surface-muted);
  color: var(--color-text);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  margin-right: 12px;
  transition: background-color var(--transition-fast);
}

.af-file-input::file-selector-button:hover {
  background-color: #E2E8F0;
}

/* ==================================================
   3. Checkboxes & Radios (Accessible, Custom Styled)
   ================================================== */
.af-checkbox-label,
.af-radio-label {
  display: inline-flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--font-size-body);
  color: var(--color-text);
  cursor: pointer;
  user-select: none;
  line-height: 1.4;
}

.af-checkbox,
.af-radio {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background-color: var(--color-surface);
  cursor: pointer;
  display: inline-grid;
  place-content: center;
  margin-top: 2px;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.af-radio {
  border-radius: 50%;
}

.af-checkbox:hover,
.af-radio:hover {
  border-color: var(--color-primary);
}

.af-checkbox:focus-visible,
.af-radio:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.af-checkbox:checked {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.af-checkbox:checked::before {
  content: "";
  width: 10px;
  height: 6px;
  border-left: 2px solid #FFFFFF;
  border-bottom: 2px solid #FFFFFF;
  transform: rotate(-45deg) translate(1px, -1px);
}

.af-radio:checked {
  border-color: var(--color-primary);
}

.af-radio:checked::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-primary);
}

.af-checkbox:disabled,
.af-radio:disabled {
  background-color: var(--color-surface-muted);
  border-color: var(--color-border);
  cursor: not-allowed;
  opacity: 0.6;
}

/* ==================================================
   4. Toggle Switch (iOS / Material style)
   ================================================== */
.af-toggle-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
  user-select: none;
  font-size: var(--font-size-body);
}

.af-toggle {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.af-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.af-toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: var(--color-border-strong);
  border-radius: var(--radius-pill);
  transition: background-color var(--transition-fast);
}

.af-toggle-slider::before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: var(--color-surface);
  border-radius: 50%;
  transition: transform var(--transition-fast);
  box-shadow: var(--shadow-xs);
}

.af-toggle input:checked + .af-toggle-slider {
  background-color: var(--color-primary);
}

.af-toggle input:focus-visible + .af-toggle-slider {
  box-shadow: var(--focus-ring);
}

.af-toggle input:checked + .af-toggle-slider::before {
  transform: translateX(20px);
}

.af-toggle input:disabled + .af-toggle-slider {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ==================================================
   5. Quantity Input Component ([-] 1 [+])
   ================================================== */
.af-quantity {
  display: inline-flex;
  align-items: stretch;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: var(--color-surface);
  height: 38px;
  overflow: hidden;
}

.af-quantity-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 100%;
  background-color: var(--color-surface-muted);
  color: var(--color-text);
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: var(--font-weight-bold);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  user-select: none;
}

.af-quantity-btn:hover:not(:disabled) {
  background-color: var(--color-border-light);
  color: var(--color-primary);
}

.af-quantity-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.af-quantity-input {
  width: 48px;
  height: 100%;
  text-align: center;
  border: none;
  border-left: 1px solid var(--color-border-light);
  border-right: 1px solid var(--color-border-light);
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  padding: 0;
  -moz-appearance: textfield;
  outline: none;
}

.af-quantity-input::-webkit-outer-spin-button,
.af-quantity-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* ==================================================
   6. Coupon / Voucher Input Group
   ================================================== */
.af-coupon-group {
  display: flex;
  align-items: stretch;
  gap: var(--space-2);
}

.af-coupon-input {
  flex: 1;
  text-transform: uppercase;
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.05em;
}

.af-coupon-btn {
  flex-shrink: 0;
}