/*
  SQNZN — Layout
  Grid editorial, contêiner, utilitários de composição.
  Assimetria controlada: blocos podem ocupar de 3 a 9 colunas no desktop.
*/

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

.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-6);
}

@media (min-width: 768px) {
  .grid {
    grid-template-columns: repeat(12, 1fr);
    gap: var(--sp-8);
  }
}

/* Colunas — mobile usa span sobre 4, desktop sobre 12 */
.col-4 { grid-column: span 4; }

@media (min-width: 768px) {
  .col-md-3 { grid-column: span 3; }
  .col-md-4 { grid-column: span 4; }
  .col-md-5 { grid-column: span 5; }
  .col-md-6 { grid-column: span 6; }
  .col-md-7 { grid-column: span 7; }
  .col-md-8 { grid-column: span 8; }
  .col-md-9 { grid-column: span 9; }
  .col-md-12 { grid-column: span 12; }
  .col-md-start-2 { grid-column-start: 2; }
  .col-md-start-3 { grid-column-start: 3; }
  .col-md-start-5 { grid-column-start: 5; }
}

.section {
  padding-block: var(--sp-24);
}

@media (max-width: 767px) {
  .section {
    padding-block: var(--sp-16);
  }
}

.section--tight {
  padding-block: var(--sp-16);
}

.measure {
  max-width: var(--measure);
}

.stack > * + * {
  margin-top: var(--sp-6);
}

.stack--tight > * + * {
  margin-top: var(--sp-3);
}

.stack--loose > * + * {
  margin-top: var(--sp-12);
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  align-items: center;
}

.divider {
  border: none;
  border-top: 1px solid var(--line-200);
  margin-block: var(--sp-16);
}

/* Revelação editorial por scroll — ver assets/js/reveal.js */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-slow) var(--ease-editorial),
    transform var(--dur-slow) var(--ease-editorial);
  transition-delay: var(--reveal-delay, 0ms);
}

[data-reveal][data-revealed="true"] {
  opacity: 1;
  transform: none;
}