/* === Session Notification Banner === */

.session-notification-banner {
  --session-notification-banner-max-height: min(60vh, calc(var(--space-2xl) * 13));
  --session-notification-list-max-height: min(48vh, calc(var(--space-2xl) * 9));
  --session-notification-touch-size: calc(var(--space-xl) + var(--space-md));

  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  border-bottom: var(--btn-border-width) solid var(--border);
  border-left: var(--space-xs) solid var(--triage);
  background: var(--surface);
  box-sizing: border-box;
  max-height: var(--session-notification-banner-max-height);
  opacity: 1;
  transition: opacity var(--transition-fast), max-height var(--transition-fast);
  animation: session-notification-banner-enter var(--transition-fast);
}

@keyframes session-notification-banner-enter {
  from {
    opacity: 0;
    max-height: 0;
  }
  to {
    opacity: 1;
    max-height: var(--session-notification-banner-max-height);
  }
}

.session-notification-banner__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.session-notification-banner__headline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-weight: 600;
  color: var(--text);
}

.session-notification-banner__headline svg {
  color: var(--triage);
  flex-shrink: 0;
}

.session-notification-banner__dismiss-all {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  min-height: var(--session-notification-touch-size);
  border: var(--btn-border-width) solid transparent;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  padding: var(--space-xs) var(--space-sm);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.session-notification-banner__dismiss-all:hover {
  color: var(--text);
  background: var(--card-hover);
  border-color: var(--border);
}

.session-notification-banner__dismiss-all:focus-visible,
.session-notification-banner__resume:focus-visible,
.session-notification-banner__dismiss:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring-strong);
}

.session-notification-banner__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  overflow-y: auto;
  max-height: var(--session-notification-list-max-height);
}

.session-notification-banner__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border: var(--btn-border-width) solid var(--border);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--triage) 8%, var(--surface));
}

.session-notification-banner__item--error {
  border-color: color-mix(in srgb, var(--color-error) 35%, var(--border));
  background: var(--status-error-bg, color-mix(in srgb, var(--color-error) 12%, var(--surface)));
}

.session-notification-banner__item-main {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  min-width: 0;
  flex: 1;
}

.session-notification-banner__type-icon {
  color: var(--triage);
  flex-shrink: 0;
}

.session-notification-banner__type-icon--error {
  color: var(--color-error);
}

.session-notification-banner__text {
  min-width: 0;
}

.session-notification-banner__title {
  margin: 0;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.session-notification-banner__meta {
  margin: var(--space-xs) 0 0;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.session-notification-banner__actions {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.session-notification-banner__resume {
  min-height: var(--session-notification-touch-size);
  border: var(--btn-border-width) solid color-mix(in srgb, var(--triage) 60%, var(--border));
  background: transparent;
  color: var(--triage);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  padding: var(--space-xs) var(--space-md);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.session-notification-banner__resume:hover {
  background: color-mix(in srgb, var(--triage) 14%, transparent);
  border-color: var(--triage);
}

.session-notification-banner__item--error .session-notification-banner__resume {
  border-color: color-mix(in srgb, var(--color-error) 60%, var(--border));
  color: var(--color-error);
}

.session-notification-banner__item--error .session-notification-banner__resume:hover {
  background: color-mix(in srgb, var(--color-error) 14%, transparent);
  border-color: var(--color-error);
}

.session-notification-banner__dismiss {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--session-notification-touch-size);
  height: var(--session-notification-touch-size);
  border-radius: var(--radius-sm);
  border: var(--btn-border-width) solid transparent;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.session-notification-banner__dismiss:hover {
  color: var(--text);
  background: var(--card-hover);
  border-color: var(--border);
}

@media (max-width: 768px) {
  .session-notification-banner {
    padding: var(--space-sm) var(--space-md);
    gap: var(--space-sm);
  }

  .session-notification-banner__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .session-notification-banner__item {
    flex-direction: column;
    align-items: flex-start;
  }

  .session-notification-banner__item-main {
    width: 100%;
  }

  .session-notification-banner__title {
    max-width: 100%;
  }

  .session-notification-banner__actions {
    width: 100%;
    justify-content: flex-end;
  }
}