/* ===========================
   RELATED SECTIONS
   =========================== */

/* Khoảng cách chung */
.related-products,
.related-articles {
  margin: 60px 0;
  padding: 0;
}

/* Inner */
.related-products .rp-inner,
.related-articles .ra-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Tiêu đề */
.related-products .rp-title,
.related-articles .ra-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 24px;
  color: #0f172a;
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* Grid - desktop rộng */
.related-products .rp-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(5, minmax(180px, 1fr));  /* 5 cột */
}

.related-articles .ra-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(4, minmax(220px, 1fr));  /* 4 cột */
}

/* Nền/khối */
.related-products {
  background: var(--color-bg-soft);
  padding: 16px 0 32px 0;
  border-radius: 4px;
}
.related-articles {
  background: #fff;
  padding: 0;
}

/* ====== Responsive ====== */

/* <= 1400px: Products 4 cột, Articles 4 cột (giữ articles) */
@media (max-width: 1400px) {
  .related-products .rp-grid {
    grid-template-columns: repeat(4, minmax(180px, 1fr));
  }
}

/* <= 1200px: Articles 3 cột */
@media (max-width: 1200px) {
  .related-articles .ra-grid {
    grid-template-columns: repeat(3, minmax(220px, 1fr));
  }
}

/* <= 1024px: Products 3 cột, Articles 3 cột */
@media (max-width: 1024px) {
  .related-products .rp-grid,
  .related-articles .ra-grid {
    grid-template-columns: repeat(3, minmax(200px, 1fr));
  }
}

/* <= 768px: cả hai 2 cột */
@media (max-width: 768px) {
  .related-products .rp-title,
  .related-articles .ra-title {
    font-size: 1.125rem;
    margin-bottom: 16px;
  }
  .related-products .rp-grid,
  .related-articles .ra-grid {
    gap: 16px;
    grid-template-columns: repeat(2, minmax(160px, 1fr));
  }
}

/* <= 480px: 1 cột */
@media (max-width: 480px) {
  .related-products .rp-grid,
  .related-articles .ra-grid {
    grid-template-columns: 1fr;
  }
}