/**
 * Industrial Energy Framework — Responsive Layout
 * Mobile-first grid and breakpoint adjustments.
 */

/* Grid system */
.rpt-grid {
  display: grid;
  gap: var(--rpt-gutter);
  grid-template-columns: repeat(4, 1fr);
  margin-left: var(--rpt-container-margin);
  margin-right: var(--rpt-container-margin);
}

.rpt-grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

.rpt-grid--3 {
  grid-template-columns: repeat(2, 1fr);
}

.rpt-inquiry-form__row {
  grid-template-columns: 1fr;
}

/* Mobile (default) */
@media (max-width: 767px) {
  h1 {
    font-size: var(--rpt-headline-lg-mobile-size);
    line-height: var(--rpt-headline-lg-mobile-line);
    font-weight: var(--rpt-headline-lg-mobile-weight);
    letter-spacing: var(--rpt-headline-lg-mobile-letter);
  }

  .rpt-section {
    padding-top: var(--rpt-section-padding-mobile);
    padding-bottom: var(--rpt-section-padding-mobile);
  }

  .woocommerce div.product .product_title {
    font-size: var(--rpt-headline-lg-mobile-size);
    line-height: var(--rpt-headline-lg-mobile-line);
    font-weight: var(--rpt-headline-lg-mobile-weight);
    letter-spacing: var(--rpt-headline-lg-mobile-letter);
  }

  .rpt-cta-block__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .rpt-cta-block__actions .rpt-btn {
    width: 100%;
  }
}

/* Tablet */
@media (min-width: 768px) {
  .rpt-grid {
    grid-template-columns: repeat(8, 1fr);
    max-width: var(--rpt-container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--rpt-container-margin);
    padding-right: var(--rpt-container-margin);
  }

  .rpt-grid--2 {
    grid-template-columns: repeat(4, 1fr);
  }

  .rpt-grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .rpt-section {
    padding-top: var(--rpt-section-padding-desktop);
    padding-bottom: var(--rpt-section-padding-desktop);
  }

  .rpt-inquiry-form__row--2col {
    grid-template-columns: repeat(2, 1fr);
  }

  .woocommerce ul.products {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .rpt-grid {
    max-width: var(--rpt-container-max);
  }

  .rpt-grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .rpt-grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .rpt-grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }

  .woocommerce ul.products {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1200px) {
  .rpt-container,
  .rpt-grid {
    max-width: var(--rpt-container-max);
  }
}