/* Layout: grids, spacing, responsive behavior. No colors, no decoration. */

.page {
  max-width: 56rem;
  margin: 0 auto;
  padding: var(--space-2) var(--space-3);
  display: grid;
  gap: var(--space-2);
}

.site-header { display: flex; align-items: center; gap: var(--space-2); }

.stack { display: grid; gap: var(--space-2); }

.welcome__head {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-bottom: var(--space-1);
}

/* Fills column by column so the list reads top-to-bottom in each column. */
.principles {
  display: grid;
  grid-auto-flow: column;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: repeat(3, auto);
  gap: var(--space-1) var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.split {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-2);
  align-items: stretch;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0 var(--space-3);
}

@media (max-width: 47.99rem) {
  .split { grid-template-columns: 1fr; }
}

@media (max-width: 36rem) {
  .page { padding: var(--space-1) var(--space-2); }
  .principles { grid-auto-flow: row; grid-template-columns: 1fr; grid-template-rows: none; }
  .site-footer { flex-direction: column; }
}