/* ===========================
   LAYOUT.CSS - Container, Grid, Sections
   =========================== */

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

/* Section chung */
.section-block {
  padding: 36px 0;
}

.section-gray {
  background-color: var(--gray-bg);
}

.section-title {
  font-size: 20px;
  font-weight: 900;
  text-transform: uppercase;
  color: var(--black-main);
  margin-bottom: 20px;
  padding-left: 12px;
  border-left: 4px solid var(--red-primary);
  letter-spacing: 0.5px;
}

/* Layout 2 cot (tin tuc + danh muc) */
.layout-two-col {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 30px;
  align-items: start;
}

/* Product grid 5 cot */
.product-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

/* Category grid 3 cot */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

/* News grid 3 cot */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

/* Responsive */
@media (max-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .layout-two-col {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .category-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .news-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .product-grid {
    grid-template-columns: 1fr;
  }
  .category-grid {
    grid-template-columns: 1fr;
  }
}