/**
 * feedback.css - Spinners, progress bars, empty states, error/loading messages
 * Replaces: .spinner, .loading-spinner, .budget-progress-bar,
 * .achievements-progress-bar, .goal-progress-bar,
 * .achievement-progress-bar, .expense-empty-state,
 * .empty-state, .empty-state-small, .timeline-empty-state,
 * .risk-score-empty-state, .error-message, .snapshot-message,
 * .empty-state-title, .empty-state-description, .mini-chart-empty,
 * .no-data-message, .dividend-empty, .dividend-summary-empty,
 * .dividend-summary-loading, .skeleton-shimmer
 */

/* ==========================================================================
   Spinners
   ========================================================================== */

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-primary);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}

/* ==========================================================================
   Progress Bars
   ========================================================================== */

.progress-bar {
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-sm);
  transition: width 0.3s ease;
}

.progress-fill--gradient {
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

.progress-fill--success {
  background: var(--color-success-light);
}

.progress-fill--warning {
  background: var(--color-warning);
}

.progress-fill--danger {
  background: var(--color-error-light);
}

/* ==========================================================================
   Empty States
   ========================================================================== */

.empty-state,
.empty-state-small,
.no-data-message,
.dividend-empty {
  text-align: center;
  color: var(--text-muted);
}

.empty-state {
  padding: 2rem;
}

.empty-state--card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
}

.empty-state-small {
  padding: 1rem;
  font-size: 0.9rem;
}

/* ==========================================================================
   Loading State
   ========================================================================== */

.loading-state {
  text-align: center;
  padding: 3rem;
}

/* ==========================================================================
   Error Messages (from portfolio-sections.css)
   ========================================================================== */

.error-message {
  background: var(--color-error-bg);
  color: var(--color-error);
  padding: 0.75rem;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
}

/* ==========================================================================
   Snapshot Messages (from portfolio-sections.css)
   ========================================================================== */

.snapshot-message {
  padding: 10px 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  margin-top: 8px;
  animation: fadeIn 0.3s ease;
}

.snapshot-message.success {
  background: var(--color-success-bg);
  border: 1px solid var(--color-success-border);
  color: var(--color-success-text);
}

.snapshot-message.error {
  background: var(--color-error-bg);
  border: 1px solid var(--color-error-border);
  color: var(--color-error-text);
}

/* ==========================================================================
   Empty State Title & Description (from portfolio-sections.css)
   ========================================================================== */

.empty-state-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-secondary);
  margin: 0 0 8px;
}

.empty-state-description {
  font-size: 14px;
  color: var(--text-tertiary);
  line-height: 1.6;
  max-width: 400px;
  margin: 0 auto;
}

/* ==========================================================================
   Mini Chart Empty State (from portfolio-sections.css)
   ========================================================================== */

.mini-chart-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  text-align: center;
  padding: 8px;
}

.mini-chart-empty svg {
  width: 40px;
  height: 40px;
  margin-bottom: 8px;
}

.mini-chart-empty-text {
  font-size: 12px;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.4;
}

/* ==========================================================================
   No Data Message (from portfolio-sections.css)
   ========================================================================== */

.no-data-message {
  padding: 2rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
}

/* ==========================================================================
   Dividend Empty & Loading States (from portfolio-sections.css)
   ========================================================================== */

.dividend-empty {
  padding: 2.5rem;
  background: var(--bg-overlay);
  border-radius: var(--radius-md);
}

.dividend-summary-empty,
.dividend-summary-loading {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ==========================================================================
   Skeleton Shimmer (from shared-styles.css)
   ========================================================================== */

.skeleton-shimmer {
  background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-muted) 50%, var(--bg-tertiary) 75%);
}

/* ==========================================================================
   Error Boundary Fallback (from shared-styles.css)
   ========================================================================== */

.error-boundary-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  padding: 2rem;
  background: var(--color-error-bg);
  border: 1px solid var(--color-error-border);
  border-radius: var(--radius-lg);
  margin: 1rem 0;
}

.error-boundary-content {
  text-align: center;
  max-width: 400px;
}

.error-boundary-icon {
  color: var(--color-error);
  margin-bottom: 1rem;
}

.error-boundary-icon svg {
  width: 48px;
  height: 48px;
}

.error-boundary-title,
.error-boundary-message,
.error-boundary-details summary,
.error-boundary-details pre {
  color: var(--color-error-text);
}

.error-boundary-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 0.5rem 0;
}

.error-boundary-message {
  margin: 0 0 1.5rem 0;
  line-height: 1.5;
}

.error-boundary-retry-btn {
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--color-error);
  font-size: 0.95rem;
  font-weight: 500;
}

.error-boundary-retry-btn:hover {
  background: var(--color-error);
}

.error-boundary-details {
  margin-top: 1.5rem;
  text-align: left;
  background: var(--bg-primary);
  border: 1px solid var(--color-error-border);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.error-boundary-details summary {
  cursor: pointer;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.error-boundary-details pre {
  font-size: 0.75rem;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0.5rem 0 0 0;
}

/* ==========================================================================
   Settlements Loading / Error / Empty (from expenses.css)
   ========================================================================== */

.settlements-loading {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.settlement-skeleton {
  height: 60px;
  background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-muted) 50%, var(--bg-tertiary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

.settlements-error {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: var(--color-error-bg);
  border-radius: var(--radius-md);
  color: var(--color-error);
}

.settlements-empty {
  text-align: center;
  padding: 48px 24px;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
}

.settlements-empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.settlements-empty h3 {
  margin: 0 0 8px 0;
  color: var(--text-primary);
}

.settlements-empty p {
  margin: 0;
  color: var(--text-secondary);
}

/* ==========================================================================
   Success Message (from expenses.css)
   ========================================================================== */

.success-message {
  padding: 10px 12px;
  background: var(--color-success-bg);
  border: 1px solid var(--color-success-border);
  border-radius: var(--radius-md);
  color: var(--color-success-text);
  margin-top: 12px;
}

/* ==========================================================================
   Expense Loading State (from expenses.css)
   ========================================================================== */

.expense-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--text-muted);
}