/* ==============================================
   LAYOUT: Container, section padding, shared grid helpers
   ============================================== */

/* --- Container --- */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

/* --- Section padding — mobile first --- */

.section {
  padding-block: var(--space-12);
}

@media (min-width: 768px) {
  .section {
    padding-block: var(--space-16);
  }
}

@media (min-width: 1024px) {
  .section {
    padding-block: var(--space-20);
  }
}

/* --- Two-column grid helper --- */

.grid-2col {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--grid-gap);
}

@media (min-width: 768px) {
  .grid-2col {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* --- Three-column grid helper --- */

.grid-3col {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--grid-gap);
}

@media (min-width: 768px) {
  .grid-3col {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-3col {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* --- Four-column grid helper --- */

.grid-4col {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--grid-gap);
}

@media (min-width: 768px) {
  .grid-4col {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-4col {
    grid-template-columns: repeat(4, 1fr);
  }
}