/* NextGen UI Library — base components */

.ng-ui { font-family: var(--ng-font-body); color: var(--ng-color-ink); }
.ng-ui-empty {
  padding: var(--ng-space-8);
  text-align: center;
  color: var(--ng-color-muted);
  background: var(--ng-color-surface-elevated);
  border-radius: var(--ng-radius-md);
  border: 1px dashed var(--ng-color-border);
}

/* Buttons */
.ng-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--ng-space-2);
  padding: 0.75rem 1.25rem;
  border-radius: var(--ng-radius-pill);
  font-weight: var(--ng-weight-bold);
  font-size: var(--ng-text-sm);
  transition: transform var(--ng-duration-fast) var(--ng-ease-smooth),
    box-shadow var(--ng-duration-fast) var(--ng-ease-smooth);
  cursor: pointer;
  border: none;
}
.ng-btn:focus-visible {
  outline: 2px solid var(--ng-color-accent);
  outline-offset: 2px;
}
.ng-btn--primary {
  background: linear-gradient(135deg, var(--ng-color-accent), var(--ng-color-accent-bright));
  color: var(--ng-color-primary);
  box-shadow: var(--ng-shadow-sm);
}
.ng-btn--primary:hover { transform: translateY(-1px); box-shadow: var(--ng-shadow-card); }
.ng-btn--secondary {
  background: var(--ng-color-surface);
  color: var(--ng-color-primary);
  border: 1px solid var(--ng-color-border);
}

/* Cards */
.ng-card {
  background: var(--ng-color-surface);
  border-radius: var(--ng-radius-lg);
  box-shadow: var(--ng-shadow-card);
  border: 1px solid var(--ng-color-border);
  overflow: hidden;
}
.ng-card__body { padding: var(--ng-space-6); }

/* Chips / filters */
.ng-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.75rem;
  border-radius: var(--ng-radius-pill);
  font-size: var(--ng-text-xs);
  font-weight: var(--ng-weight-semibold);
  background: var(--ng-color-surface-elevated);
  color: var(--ng-color-primary);
  border: 1px solid var(--ng-color-border);
}

/* Skeleton */
.ng-skeleton {
  background: linear-gradient(90deg, var(--ng-color-border) 25%, var(--ng-color-surface-elevated) 50%, var(--ng-color-border) 75%);
  background-size: 200% 100%;
  animation: ng-shimmer 1.2s infinite;
  border-radius: var(--ng-radius-sm);
}
@keyframes ng-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
@media (prefers-reduced-motion: reduce) {
  .ng-skeleton { animation: none; }
}

/* Accordion */
.ng-accordion__trigger {
  width: 100%;
  text-align: left;
  padding: var(--ng-space-4) var(--ng-space-5);
  font-weight: var(--ng-weight-semibold);
  background: var(--ng-color-surface);
  border: 1px solid var(--ng-color-border);
  border-radius: var(--ng-radius-md);
}
.ng-accordion__panel {
  padding: var(--ng-space-4) var(--ng-space-5);
  border: 1px solid var(--ng-color-border);
  border-top: none;
  border-radius: 0 0 var(--ng-radius-md) var(--ng-radius-md);
}

/* Grid */
.ng-grid {
  display: grid;
  gap: var(--ng-space-6);
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}

.ng-container {
  width: 100%;
  max-width: var(--ng-container);
  margin-inline: auto;
  padding-inline: var(--ng-space-6);
}