/* ========================================
   Forms & Input Styles
   ======================================== */

/* ===== FORM WRAPPER ===== */

.form-wrapper {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  backdrop-filter: var(--glass-backdrop);
  max-width: 500px;
  margin: 0 auto;
}

.form-wrapper.large {
  max-width: 800px;
}

.form-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.form-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
}

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

.form-group {
  margin-bottom: var(--space-6);
  display: flex;
  flex-direction: column;
}

.form-group.inline {
  flex-direction: row;
  align-items: center;
  gap: var(--space-4);
}

.form-group.checkbox-group,
.form-group.radio-group {
  flex-direction: column;
  gap: var(--space-3);
}

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

.form-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

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

.form-label-icon {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ===== INPUT FIELDS ===== */

.form-input,
.form-textarea,
.form-select {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border-strong);
  color: var(--color-text-primary);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
  width: 100%;
  font-family: inherit;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
  outline: none;
}

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

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

.form-input.error,
.form-textarea.error,
.form-select.error {
  border-color: var(--color-error);
  background: rgba(239, 68, 68, 0.05);
}

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

.form-input.success,
.form-textarea.success,
.form-select.success {
  border-color: var(--color-success);
  background: rgba(16, 185, 129, 0.05);
}

.form-input.success:focus,
.form-textarea.success:focus,
.form-select.success:focus {
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

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

.form-textarea {
  resize: vertical;
  min-height: 120px;
  font-family: var(--font-family-mono);
  padding: var(--space-4);
}

.form-textarea.small {
  min-height: 80px;
}

.form-textarea.large {
  min-height: 200px;
}

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

.form-select {
  cursor: pointer;
  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='%23cbd5e1' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-12);
}

.form-select option {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

/* ===== CHECKBOXES & RADIOS ===== */

.form-checkbox-group,
.form-radio-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.form-checkbox,
.form-radio {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--color-primary);
}

.checkbox-item,
.radio-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
}

.checkbox-label,
.radio-label {
  flex: 1;
  cursor: pointer;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.checkbox-label:hover,
.radio-label:hover {
  color: var(--color-text-primary);
}

/* ===== HELP TEXT & ERROR MESSAGES ===== */

.form-help-text {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.form-error {
  color: var(--color-error-light);
  font-size: var(--font-size-xs);
  margin-top: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.form-error::before {
  content: '⚠';
  font-weight: bold;
}

.form-success {
  color: var(--color-success-light);
  font-size: var(--font-size-xs);
  margin-top: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.form-success::before {
  content: '✓';
  font-weight: bold;
}

/* ===== INPUT GROUPS ===== */

.input-group {
  display: flex;
  gap: var(--space-3);
}

.input-group-item {
  flex: 1;
}

.input-group-button {
  display: flex;
  align-items: flex-end;
}

/* ===== FIELD COUNTERS ===== */

.form-field-counter {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}

.field-char-count {
  font-variant-numeric: tabular-nums;
}

/* ===== FORM ACTIONS ===== */

.form-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: flex-end;
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.form-actions.stacked {
  flex-direction: column;
}

.form-actions.full-width .btn {
  flex: 1;
}

/* ===== FORM SECTIONS ===== */

.form-section {
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.form-section:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.form-section-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.form-section-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

/* ===== MULTI-COLUMN FORMS ===== */

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-6);
}

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

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

/* ===== LOADING STATE ===== */

.form-loading {
  pointer-events: none;
  opacity: 0.6;
}

.form-loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.5);
  border-radius: inherit;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ===== RESPONSIVE ===== */

@media (max-width: 768px) {
  .form-wrapper {
    padding: var(--space-6);
  }
  
  .form-row,
  .form-row.two-column,
  .form-row.three-column {
    grid-template-columns: 1fr;
  }
  
  .input-group {
    flex-direction: column;
  }
  
  .form-actions {
    flex-direction: column-reverse;
  }
  
  .form-actions.full-width .btn {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .form-wrapper {
    padding: var(--space-4);
  }
  
  .form-title {
    font-size: var(--font-size-xl);
  }
  
  .form-group {
    margin-bottom: var(--space-4);
  }
}