/**
 * Webtron Docs — Page Navigation (Previous / Next)
 *
 * Card-style nav links at the bottom of each doc article.
 * Stripe-inspired subtle hover with directional arrows.
 *
 * @package WebtronDocs
 * @since   3.0.0
 */

.docs-page-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--docs-border);
}

/* Single child fills one side */
.docs-page-nav--prev-only {
  grid-template-columns: 1fr;
}

.docs-page-nav--next-only {
  grid-template-columns: 1fr;
}

.docs-page-nav--next-only .docs-page-nav-card {
  text-align: right;
  margin-left: auto;
}

/* ---- Individual cards -------------------------------------------------- */

.docs-page-nav-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4) var(--space-5);
  background: var(--docs-pagenav-bg);
  border: 1px solid var(--docs-pagenav-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: background var(--duration-fast) ease,
              border-color var(--duration-fast) ease,
              box-shadow var(--duration-fast) ease;
}

.docs-page-nav-card:hover {
  background: var(--docs-pagenav-hover-bg);
  border-color: var(--docs-primary);
  box-shadow: var(--shadow-sm);
}

/* ---- Label (Previous / Next) ------------------------------------------- */

.docs-page-nav-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--docs-text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--docs-tracking-wide);
  color: var(--docs-pagenav-label);
}

/* Arrows */
.docs-page-nav-label svg {
  width: 14px;
  height: 14px;
  transition: transform var(--duration-fast) ease;
}

.docs-page-nav-card:hover .docs-page-nav-label svg {
  color: var(--docs-primary);
}

.docs-page-nav-card.prev:hover .docs-page-nav-label svg {
  transform: translateX(-2px);
}

.docs-page-nav-card.next:hover .docs-page-nav-label svg {
  transform: translateX(2px);
}

/* ---- Title ------------------------------------------------------------- */

.docs-page-nav-title {
  font-size: var(--docs-text-base);
  font-weight: 600;
  color: var(--docs-pagenav-title);
  line-height: var(--docs-leading-snug);
}

.docs-page-nav-card:hover .docs-page-nav-title {
  color: var(--docs-primary);
}

/* ---- Alignment --------------------------------------------------------- */

.docs-page-nav-card.next {
  text-align: right;
  align-items: flex-end;
}

/* ---- Responsive -------------------------------------------------------- */

@media (max-width: 640px) {
  .docs-page-nav {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .docs-page-nav-card.next {
    text-align: left;
    align-items: flex-start;
  }
}