/* Toast notifications */
.toast-container {
  position: fixed;
  top: var(--space-md);
  right: var(--space-md);
  left: var(--space-md);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  pointer-events: none;
}

@media (min-width: 480px) {
  .toast-container {
    left: auto;
    max-width: 380px;
  }
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--brand-primary);
  pointer-events: auto;
  animation: toast-in 0.25s ease;
}

.toast-success { border-left-color: var(--color-success); }
.toast-error { border-left-color: var(--color-error); }
.toast-warning { border-left-color: var(--color-warning); }
.toast-info { border-left-color: var(--color-info); }

.toast-icon {
  flex-shrink: 0;
  font-size: 1.125rem;
}

.toast-body {
  flex: 1;
  min-width: 0;
}

.toast-title {
  font-weight: 600;
  font-size: 0.9375rem;
  margin: 0 0 2px;
}

.toast-message {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin: 0;
}

.toast-close {
  flex-shrink: 0;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  color: var(--color-text-muted);
  font-size: 1.25rem;
  line-height: 1;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Confirm modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  animation: fade-in 0.2s ease;
}

.modal-dialog {
  width: 100%;
  max-width: 420px;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  animation: modal-in 0.25s ease;
}

.modal-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-lg) var(--space-lg) var(--space-sm);
}

.modal-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--brand-primary), #6366f1);
  color: #fff;
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.modal-title {
  margin: 0;
  font-size: 1.125rem;
}

.modal-dialog-danger .modal-badge {
  background: linear-gradient(135deg, var(--color-error), #dc2626);
}

.modal-body {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--color-border);
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Working / processing overlay */
.working-overlay {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-modal) + 10);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  background: rgba(15, 23, 42, 0.45);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.working-overlay.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.working-dialog {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  width: 100%;
  max-width: 360px;
  padding: var(--space-lg);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  animation: modal-in 0.25s ease;
}

.working-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--brand-primary), #6366f1);
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

.working-title {
  margin: 0 0 4px;
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-text);
}

.working-message {
  margin: 0 0 var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.working-spinner {
  width: 1.5rem;
  height: 1.5rem;
  border: 2px solid var(--color-border);
  border-top-color: var(--brand-primary);
  border-radius: 50%;
  animation: working-spin 0.8s linear infinite;
}

body.has-working-overlay {
  overflow: hidden;
}

@keyframes working-spin {
  to { transform: rotate(360deg); }
}