/**
 * Modern Form Components
 * Standalone form styles that can be used independently
 */

/* Form Group */
.modern-form-group {
  margin-bottom: var(--space-6, 24px);
}

/* Form Label */
.modern-form-label {
  display: block;
  margin-bottom: var(--space-2, 8px);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-gray-700, #374151);
  font-family: var(--font-family, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
}

/* Form Input */
.modern-form-input {
  width: 100%;
  height: 48px;
  padding: 0 var(--space-4, 16px);
  font-size: var(--font-size-base, 16px);
  font-family: var(--font-family, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
  color: var(--color-gray-800, #1f2937);
  background-color: #ffffff;
  border: 1.5px solid var(--color-gray-300, #d1d5db);
  border-radius: var(--radius-md, 8px);
  transition: all 0.2s ease;
  outline: none;
  box-sizing: border-box;
}

.modern-form-input:focus {
  border-color: var(--color-primary-500, #3b82f6);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.modern-form-input::placeholder {
  color: var(--color-gray-400, #9ca3af);
}

/* Textarea */
.modern-form-textarea {
  width: 100%;
  min-height: 120px;
  padding: var(--space-3, 12px) var(--space-4, 16px);
  font-size: var(--font-size-base, 16px);
  font-family: var(--font-family, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
  color: var(--color-gray-800, #1f2937);
  background-color: #ffffff;
  border: 1.5px solid var(--color-gray-300, #d1d5db);
  border-radius: var(--radius-md, 8px);
  transition: all 0.2s ease;
  outline: none;
  resize: vertical;
  box-sizing: border-box;
}

.modern-form-textarea:focus {
  border-color: var(--color-primary-500, #3b82f6);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Select */
.modern-form-select {
  width: 100%;
  height: 48px;
  padding: 0 var(--space-4, 16px);
  font-size: var(--font-size-base, 16px);
  font-family: var(--font-family, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
  color: var(--color-gray-800, #1f2937);
  background-color: #ffffff;
  border: 1.5px solid var(--color-gray-300, #d1d5db);
  border-radius: var(--radius-md, 8px);
  transition: all 0.2s ease;
  outline: none;
  cursor: pointer;
  box-sizing: border-box;
}

.modern-form-select:focus {
  border-color: var(--color-primary-500, #3b82f6);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Input with Icon */
.modern-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.modern-input-icon {
  position: absolute;
  left: 14px;
  color: var(--color-gray-400, #9ca3af);
  pointer-events: none;
  z-index: 1;
}

.modern-input-wrapper .modern-form-input {
  padding-left: 46px;
}

/* Password Toggle */
.modern-password-wrapper {
  position: relative;
}

.modern-password-wrapper .modern-form-input {
  padding-right: 46px;
}

.modern-password-toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-gray-400, #9ca3af);
  cursor: pointer;
  padding: var(--space-2, 8px);
  display: flex;
  align-items: center;
  transition: color 0.2s;
  border-radius: var(--radius-sm, 4px);
}

.modern-password-toggle:hover {
  color: var(--color-primary-500, #3b82f6);
}

.modern-password-toggle:focus {
  outline: 2px solid var(--color-primary-500, #3b82f6);
  outline-offset: 2px;
}

/* ========================================
   VALIDATION STATES & ERROR SYSTEM
   ======================================== */

/* Error State */
.modern-form-group.error .modern-form-label {
  color: var(--color-error-600, #dc2626);
}

.modern-form-group.error .modern-form-input,
.modern-form-group.error .modern-form-textarea,
.modern-form-group.error .modern-form-select {
  border-color: var(--color-error-500, #ef4444);
  background-color: #fef2f2;
}

.modern-form-group.error .modern-form-input:focus,
.modern-form-group.error .modern-form-textarea:focus,
.modern-form-group.error .modern-form-select:focus {
  border-color: var(--color-error-600, #dc2626);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
  background-color: #ffffff;
}

.modern-form-group.error .modern-input-icon {
  color: var(--color-error-500, #ef4444);
}

/* Success State */
.modern-form-group.success .modern-form-label {
  color: var(--color-success-600, #059669);
}

.modern-form-group.success .modern-form-input,
.modern-form-group.success .modern-form-textarea,
.modern-form-group.success .modern-form-select {
  border-color: var(--color-success-500, #10b981);
  background-color: #f0fdf4;
}

.modern-form-group.success .modern-form-input:focus,
.modern-form-group.success .modern-form-textarea:focus,
.modern-form-group.success .modern-form-select:focus {
  border-color: var(--color-success-600, #059669);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
  background-color: #ffffff;
}

.modern-form-group.success .modern-input-icon {
  color: var(--color-success-500, #10b981);
}

/* Warning State */
.modern-form-group.warning .modern-form-label {
  color: var(--color-warning-600, #d97706);
}

.modern-form-group.warning .modern-form-input,
.modern-form-group.warning .modern-form-textarea,
.modern-form-group.warning .modern-form-select {
  border-color: var(--color-warning-500, #f59e0b);
  background-color: #fffbeb;
}

.modern-form-group.warning .modern-form-input:focus,
.modern-form-group.warning .modern-form-textarea:focus,
.modern-form-group.warning .modern-form-select:focus {
  border-color: var(--color-warning-600, #d97706);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
  background-color: #ffffff;
}

.modern-form-group.warning .modern-input-icon {
  color: var(--color-warning-500, #f59e0b);
}

/* Disabled State */
.modern-form-input:disabled,
.modern-form-textarea:disabled,
.modern-form-select:disabled {
  background-color: var(--color-gray-100, #f3f4f6);
  color: var(--color-gray-500, #6b7280);
  cursor: not-allowed;
  opacity: 0.6;
}

/* Error Message */
.modern-form-error {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2, 8px);
  margin-top: var(--space-2, 8px);
  padding: var(--space-2, 8px) var(--space-3, 12px);
  font-size: var(--font-size-sm, 14px);
  color: var(--color-error-700, #b91c1c);
  background-color: #fef2f2;
  border-left: 3px solid var(--color-error-500, #ef4444);
  border-radius: var(--radius-sm, 4px);
  line-height: 1.5;
}

.modern-form-error svg,
.modern-form-error i {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-error-500, #ef4444);
}

.modern-form-error:empty {
  display: none;
}

/* Error Message without icon offset (for centered errors like reCAPTCHA) */
.modern-form-error.centered {
  margin-left: 0;
  justify-content: center;
}

/* Success Message */
.modern-form-success {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2, 8px);
  margin-top: var(--space-2, 8px);
  padding: var(--space-2, 8px) var(--space-3, 12px);
  font-size: var(--font-size-sm, 14px);
  color: var(--color-success-700, #047857);
  background-color: #f0fdf4;
  border-left: 3px solid var(--color-success-500, #10b981);
  border-radius: var(--radius-sm, 4px);
  line-height: 1.5;
}

.modern-form-success svg,
.modern-form-success i {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-success-500, #10b981);
}

.modern-form-success:empty {
  display: none;
}

/* Warning Message */
.modern-form-warning {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2, 8px);
  margin-top: var(--space-2, 8px);
  padding: var(--space-2, 8px) var(--space-3, 12px);
  font-size: var(--font-size-sm, 14px);
  color: var(--color-warning-700, #b45309);
  background-color: #fffbeb;
  border-left: 3px solid var(--color-warning-500, #f59e0b);
  border-radius: var(--radius-sm, 4px);
  line-height: 1.5;
}

.modern-form-warning svg,
.modern-form-warning i {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-warning-500, #f59e0b);
}

.modern-form-warning:empty {
  display: none;
}

/* Info Message */
.modern-form-info {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2, 8px);
  margin-top: var(--space-2, 8px);
  padding: var(--space-2, 8px) var(--space-3, 12px);
  font-size: var(--font-size-sm, 14px);
  color: var(--color-primary-700, #1d4ed8);
  background-color: #eff6ff;
  border-left: 3px solid var(--color-primary-500, #3b82f6);
  border-radius: var(--radius-sm, 4px);
  line-height: 1.5;
}

.modern-form-info svg,
.modern-form-info i {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-primary-500, #3b82f6);
}

.modern-form-info:empty {
  display: none;
}

/* Validation Icon (appears inside input on right side) */
.modern-validation-icon {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  z-index: 1;
}

.modern-form-group.error .modern-validation-icon {
  color: var(--color-error-500, #ef4444);
}

.modern-form-group.success .modern-validation-icon {
  color: var(--color-success-500, #10b981);
}

.modern-form-group.warning .modern-validation-icon {
  color: var(--color-warning-500, #f59e0b);
}

/* Input with validation icon needs right padding */
.modern-input-wrapper.with-validation .modern-form-input {
  padding-right: 46px;
}

/* Required Field Indicator */
.modern-form-label .required,
.modern-form-label.required::after {
  color: var(--color-error-500, #ef4444);
  margin-left: 2px;
}

.modern-form-label.required::after {
  content: "*";
}

/* Character Counter */
.modern-char-counter {
  margin-top: var(--space-1, 4px);
  font-size: 13px;
  color: var(--color-gray-500, #6b7280);
  text-align: right;
}

.modern-char-counter.limit-reached {
  color: var(--color-error-500, #ef4444);
  font-weight: 500;
}

/* Inline Validation (for real-time feedback) */
.modern-form-group.validating .modern-form-input,
.modern-form-group.validating .modern-form-textarea,
.modern-form-group.validating .modern-form-select {
  border-color: var(--color-gray-400, #9ca3af);
}

/* Loading Spinner for Async Validation */
.modern-validation-spinner {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-gray-300, #d1d5db);
  border-top-color: var(--color-primary-500, #3b82f6);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: translateY(-50%) rotate(360deg); }
}

/* Form Help Text */
.modern-form-help {
  margin-top: var(--space-2, 8px);
  font-size: var(--font-size-sm, 14px);
  color: var(--color-gray-500, #6b7280);
}

/* Checkbox and Radio */
.modern-form-checkbox,
.modern-form-radio {
  display: flex;
  align-items: center;
  gap: var(--space-2, 8px);
}

.modern-form-checkbox input[type="checkbox"],
.modern-form-radio input[type="radio"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.modern-form-checkbox label,
.modern-form-radio label {
  cursor: pointer;
  font-size: var(--font-size-base, 16px);
  color: var(--color-gray-700, #374151);
}

/* Responsive */
@media (max-width: 480px) {
  .modern-form-input,
  .modern-form-select {
    height: 44px;
  }
}