/* Feature Grid Component */

.doghouse-feature-grid {
  padding: var(--site-space-3xl) var(--site-container-padding);
  max-width: var(--site-container-max-width);
  margin: 0 auto;
}

/* Header layout: heading left, description right */
.doghouse-feature-grid__header {
  display: flex;
  flex-direction: column;
  gap: var(--site-space-base);
  margin-bottom: var(--site-space-2xl);
}

@media (min-width: 768px) {
  .doghouse-feature-grid__header {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--site-space-2xl);
  }

  .doghouse-feature-grid__subheading {
    text-align: right;
  }
}

.doghouse-feature-grid__header-left {
  flex: 1;
}

.doghouse-feature-grid__header-right {
  flex: 0 1 40%;
}

/* Eyebrow */
.doghouse-feature-grid__eyebrow {
  display: block;
  margin-bottom: var(--site-space-sm);
}

.doghouse-feature-grid__subheading {
  color: var(--site-color-text-lead);
  font-size: var(--site-lead-font-size);
  margin: 0;
}

.doghouse-feature-grid__items > div {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--site-space-lg);
  text-align: left;
}

@media (min-width: 576px) {
  .doghouse-feature-grid__items > div {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Orphan handling — if the last item lands alone on its row in the
     2-column layout (i.e. an odd total), stretch it across both columns. */
  .doghouse-feature-grid:not(.doghouse-feature-grid--4_columns):not(.doghouse-feature-grid--staggered)
    .doghouse-feature-grid__items > div > :last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }

  /* Staggered variant: 7/5 → 4/8 alternating rows */
  .doghouse-feature-grid--staggered .doghouse-feature-grid__items > div {
    grid-template-columns: repeat(12, 1fr);
  }

  .doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :nth-child(4n+1) { grid-column: span 7; }
  .doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :nth-child(4n+2) { grid-column: span 5; }
  .doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :nth-child(4n+3) { grid-column: span 5; }
  .doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :nth-child(4n)   { grid-column: span 7; }

  /* Staggered orphan handling — if the cycle ends mid-row, span full width.
     A 4n+1 last-child sits alone on row 1; a 4n+3 last-child sits alone on
     row 2 (e.g. with 3 items). Both should fill the 12-col track. */
  .doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :last-child:nth-child(4n+1),
  .doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :last-child:nth-child(4n+3) {
    grid-column: span 12;
  }
}

@media (min-width: 1024px) {
  /* 4-column variant */
  .doghouse-feature-grid--4_columns .doghouse-feature-grid__items > div {
    grid-template-columns: repeat(4, 1fr);
  }

  /* 4-column orphan handling: stretch trailing 1, 2 or 3 items so they
     fill the final row instead of sitting flush-left. */
  .doghouse-feature-grid--4_columns .doghouse-feature-grid__items > div > :last-child:nth-child(4n+1) {
    grid-column: 1 / -1;
  }
  .doghouse-feature-grid--4_columns .doghouse-feature-grid__items > div > :nth-last-child(2):nth-child(4n+1),
  .doghouse-feature-grid--4_columns .doghouse-feature-grid__items > div > :nth-last-child(2):nth-child(4n+1) ~ * {
    grid-column: span 2;
  }
}


/* Staggered slide-in animation (staggered variant only).
   The pre-reveal translateX(60px) would otherwise push items past the
   viewport edge on small screens and cause horizontal scroll, so we
   clip the section's horizontal overflow. */
.doghouse-feature-grid--staggered {
  overflow-x: clip;
}

.doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > * {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.doghouse-feature-grid--staggered.dh-visible .doghouse-feature-grid__items > div > * {
  opacity: 1;
  transform: translateX(0);
}

.doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :nth-child(1) { transition-delay: 0s; }
.doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :nth-child(2) { transition-delay: 0.15s; }
.doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :nth-child(3) { transition-delay: 0.3s; }
.doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :nth-child(4) { transition-delay: 0.45s; }
.doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :nth-child(5) { transition-delay: 0.6s; }
.doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :nth-child(6) { transition-delay: 0.75s; }
.doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :nth-child(7) { transition-delay: 0.9s; }
.doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > :nth-child(8) { transition-delay: 1.05s; }

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .doghouse-feature-grid--staggered .doghouse-feature-grid__items > div > * {
    opacity: 1;
    transform: none;
    transition: none;
  }
}