/* Shared layout primitives for Jarvis OS. */
.jarvis-shell {
  width: min(var(--jarvis-content-max-width), 100%);
  margin: 0 auto;
  padding: var(--jarvis-space-xl);
}

.jarvis-stack {
  display: grid;
  gap: var(--jarvis-space-md);
}

.jarvis-stack.large {
  gap: var(--jarvis-space-lg);
}

.jarvis-grid {
  display: grid;
  gap: var(--jarvis-space-md);
}

.jarvis-grid.two-columns {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.jarvis-grid.three-columns {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.jarvis-grid.four-columns {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.jarvis-section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--jarvis-space-lg);
}

.jarvis-section-heading h1,
.jarvis-section-heading h2,
.jarvis-section-heading h3 {
  margin: 0;
}

.jarvis-section-heading p:not(.jarvis-kicker) {
  margin: var(--jarvis-space-xs) 0 0;
  color: var(--jarvis-color-muted);
  line-height: 1.55;
}

@media (max-width: 860px) {
  .jarvis-shell {
    padding: var(--jarvis-space-lg);
  }

  .jarvis-grid.three-columns,
  .jarvis-grid.four-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .jarvis-shell {
    padding: var(--jarvis-space-md);
  }

  .jarvis-grid.two-columns,
  .jarvis-grid.three-columns,
  .jarvis-grid.four-columns {
    grid-template-columns: 1fr;
  }

  .jarvis-section-heading {
    display: grid;
    align-items: start;
  }
}