/* ========================================
   ALERTS & NOTIFICATIONS COMPONENT
   ======================================== */

/* ===== ALERT ===== */
.alert {
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2xl);
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  border: 1px solid;
}

.alert-icon {
  flex-shrink: 0;
  font-size: var(--text-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
}

.alert-content {
  flex: 1;
}

.alert-title {
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-xs);
  line-height: var(--line-height-tight);
}

.alert-description {
  font-size: var(--text-sm);
  line-height: var(--line-height-relaxed);
  margin: 0;
}

.alert-close {
  flex-shrink: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
  padding: 0;
  font-size: 1.25rem;
  line-height: 1;
}

/* ===== ALERT VARIANTS ===== */
.alert-success {
  background: var(--color-success-lighter);
  border-color: var(--color-success);
  color: var(--color-success);
}

.alert-success .alert-icon {
  color: var(--color-success);
}

.alert-warning {
  background: var(--color-warning-lighter);
  border-color: var(--color-warning);
  color: var(--color-warning);
}

.alert-warning .alert-icon {
  color: var(--color-warning);
}

.alert-error {
  background: var(--color-error-lighter);
  border-color: var(--color-error);
  color: var(--color-error);
}

.alert-error .alert-icon {
  color: var(--color-error);
}

.alert-info {
  background: var(--color-info-lighter);
  border-color: var(--color-info);
  color: var(--color-info);
}

.alert-info .alert-icon {
  color: var(--color-info);
}

/* ===== TOAST (Notification) ===== */
.toast-container {
  position: fixed;
  bottom: var(--space-3xl);
  right: var(--space-3xl);
  z-index: var(--z-tooltip);
  max-width: 400px;
  max-height: 80vh;
  overflow-y: auto;
  pointer-events: none;
}

.toast {
  background: var(--color-surface);
  border: 1px solid var(--color-outline);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-lg);
  animation: slideIn 300ms ease-out;
  pointer-events: auto;
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

@keyframes slideIn {
  from {
    transform: translateX(400px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideOut {
  to {
    transform: translateX(400px);
    opacity: 0;
  }
}

.toast.removing {
  animation: slideOut 300ms ease-in forwards;
}

.toast-icon {
  flex-shrink: 0;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
}

.toast-content {
  flex: 1;
  line-height: var(--line-height-normal);
}

.toast-title {
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-xs);
}

.toast-message {
  font-size: var(--text-sm);
  margin: 0;
}

.toast-close {
  flex-shrink: 0;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  font-size: 1.25rem;
  line-height: 1;
  opacity: 0.5;
  transition: opacity var(--transition-fast);
}

.toast-close:hover {
  opacity: 1;
}

/* ===== TOAST VARIANTS ===== */
.toast-success {
  border-left: 4px solid var(--color-success);
  color: var(--color-success);
}

.toast-success .toast-icon {
  color: var(--color-success);
}

.toast-error {
  border-left: 4px solid var(--color-error);
  color: var(--color-error);
}

.toast-error .toast-icon {
  color: var(--color-error);
}

.toast-warning {
  border-left: 4px solid var(--color-warning);
  color: var(--color-warning);
}

.toast-warning .toast-icon {
  color: var(--color-warning);
}

.toast-info {
  border-left: 4px solid var(--color-info);
  color: var(--color-info);
}

.toast-info .toast-icon {
  color: var(--color-info);
}

/* ===== PROGRESS BAR ===== */
.progress {
  width: 100%;
  height: 4px;
  background: var(--color-surface-dim);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: var(--space-md);
}

.progress-bar {
  height: 100%;
  background: var(--color-primary);
  width: 0%;
  transition: width 0.3s ease;
}

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

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

.progress-bar.error {
  background: var(--color-error);
}

/* ===== RESPONSIVE TOAST ===== */
@media (max-width: 640px) {
  .toast-container {
    bottom: var(--space-lg);
    right: var(--space-lg);
    left: var(--space-lg);
    max-width: none;
  }

  .toast {
    margin-bottom: var(--space-md);
  }
}

/* ===== DISMISSIBLE ALERT ===== */
.alert.dismissible {
  justify-content: space-between;
}

/* ===== COLLAPSIBLE ALERT ===== */
.alert.collapsible .alert-content {
  max-height: 500px;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.alert.collapsible.collapsed .alert-content {
  max-height: 0;
}

.alert.collapsible .alert-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  color: inherit;
  font-weight: var(--font-weight-bold);
}

/* ===== BANNER (Large Alert) ===== */
.banner {
  padding: var(--space-2xl) var(--space-3xl);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-2xl);
  display: flex;
  gap: var(--space-2xl);
  align-items: flex-start;
}

.banner-icon {
  font-size: 2.5rem;
  flex-shrink: 0;
}

.banner-content h2 {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  margin: 0 0 var(--space-md) 0;
}

.banner-content p {
  margin: 0 0 var(--space-lg) 0;
  line-height: var(--line-height-relaxed);
}

.banner-success {
  background: var(--color-success-lighter);
  border: 2px solid var(--color-success);
  color: var(--color-success);
}

.banner-success .banner-icon {
  color: var(--color-success);
}

.banner-error {
  background: var(--color-error-lighter);
  border: 2px solid var(--color-error);
  color: var(--color-error);
}

.banner-error .banner-icon {
  color: var(--color-error);
}