/* ============================================
   MODALS, TOASTS & LOADING OVERLAYS
   ============================================ */

/* MODALS */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal {
  width: min(520px, 92vw);
  background: var(--color-bg-panel);
  border: 1px solid var(--color-border-bright);
  border-radius: 6px;
  box-shadow: var(--shadow-panel);
  overflow: hidden;
}

.modal-header {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.modal-header h4 {
  margin: 0;
  font-size: 13px;
  color: var(--color-primary);
}

.modal-body {
  padding: var(--space-lg);
  color: var(--color-text-secondary);
  font-size: 12px;
  line-height: 1.6;
}

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

/* LOADING OVERLAY */
#loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.loading-content {
  text-align: center;
}

.loading-content .spinner {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--space-lg);
  border: 4px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.loading-content p,
.loading-text {
  color: var(--color-text-primary);
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.1em;
}

/* TOAST NOTIFICATIONS */
.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--color-bg-panel);
  border: 1px solid var(--color-primary);
  border-radius: 4px;
  padding: var(--space-md) var(--space-lg);
  color: var(--color-text-primary);
  font-family: var(--font-mono);
  font-size: 12px;
  z-index: 10001;
  opacity: 0;
  transform: translateY(20px);
  animation: toast-appear 0.3s ease forwards;
  max-width: 400px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(10px);
}

@keyframes toast-appear {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* Responsive Toast */
@media (max-width: 768px) {
  .toast {
    bottom: 20px;
    right: 20px;
    left: 20px;
    max-width: calc(100vw - 40px);
    font-size: 11px;
    padding: var(--space-sm) var(--space-md);
  }
}