/**
 * LM Agency — reusable UI primitives (Phase 2)
 * Complements styles.css; use for focus, stacks, and shared patterns.
 */

/* Focus — keyboard visibility (WCAG 2.4.7) */
:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

.nav-site a:focus-visible,
.mobile-menu a:focus-visible,
.mob-tog:focus-visible,
.mm-x:focus-visible {
  outline-offset: 4px;
}

/* Screen-reader only */
.ds-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Vertical rhythm stack */
.ds-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.ds-stack--tight {
  gap: var(--space-2);
}

.ds-stack--loose {
  gap: var(--space-8);
}

/* Horizontal cluster (toolbar, chip row) */
.ds-cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

/* Surface card (generic; prefer page-specific cards when needed) */
.ds-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
}

/* Primary CTA gradient — utility when not using .btn-primary */
.ds-gradient-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-deep));
}

/* Muted caption */
.ds-caption {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-normal);
}