/* ═══════════════════════════════════════════
   Layout — Container, Grid, Breakpoints
   ═══════════════════════════════════════════ */

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--component-padding);
  padding-right: var(--component-padding);
}

@media (min-width: 48rem) {
  .container {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }
}

@media (min-width: 64rem) {
  .container {
    padding-left: var(--space-lg);
    padding-right: var(--space-lg);
  }
}

/* ── Grid System ── */
.grid {
  display: grid;
  gap: var(--gap);
}

.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr; }

@media (min-width: 48rem) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 64rem) {
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* ── Full Width ── */
.full-width {
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
}

/* ── Section Spacing ── */
.section {
  padding-top: var(--space-lg);
  padding-bottom: var(--space-lg);
}

@media (min-width: 48rem) {
  .section {
    padding-top: var(--space-xxl);
    padding-bottom: var(--space-xxl);
  }
}

@media (min-width: 64rem) {
  .section {
    padding-top: var(--space-xxxl);
    padding-bottom: var(--space-xxxl);
  }
}

/* ── Flex Utilities ── */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

/* ── Readable Width (single post body) ── */
.readable-width {
  max-width: 70ch;
  margin-left: auto;
  margin-right: auto;
}

/* ── Hide/Show by breakpoint ── */
.hide-mobile { display: none; }
.show-mobile { display: block; }

@media (min-width: 64rem) {
  .hide-mobile { display: block; }
  .show-mobile { display: none; }
  .hide-desktop { display: none; }
}