/* ================================================================
   LAYOUT — Container, grid, section wrappers
   ================================================================ */

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter-mob);
}

@media (min-width: 768px) {
  .container { padding-inline: var(--gutter-desk); }
}

/* Section wrappers */
.section { padding-block: var(--section-v); }
.section--sm { padding-block: var(--section-v-sm); }
.section--navy { background: var(--c-navy); }
.section--navy-mid { background: var(--c-navy-mid); }
.section--surface { background: var(--c-surface); }
.section--surface-2 { background: var(--c-surface-2); }
.section--surface-3 { background: var(--c-surface-3); }
.section--white { background: var(--c-white); }

/* Grid system */
.grid {
  display: grid;
  gap: var(--sp-4);
}

.grid-2  { grid-template-columns: repeat(2, 1fr); }
.grid-3  { grid-template-columns: repeat(3, 1fr); }
.grid-4  { grid-template-columns: repeat(4, 1fr); }
.grid-2-1 { grid-template-columns: 2fr 1fr; }
.grid-1-2 { grid-template-columns: 1fr 2fr; }

@media (max-width: 1024px) {
  .grid-3  { grid-template-columns: repeat(2, 1fr); }
  .grid-4  { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4,
  .grid-2-1, .grid-1-2 { grid-template-columns: 1fr; }
}

/* Flex helpers */
.flex     { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.items-center { align-items: center; }
.items-start  { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center  { justify-content: center; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: var(--sp-1); }
.gap-2 { gap: var(--sp-2); }
.gap-3 { gap: var(--sp-3); }
.gap-4 { gap: var(--sp-4); }
.gap-6 { gap: var(--sp-6); }
.gap-8 { gap: var(--sp-8); }

/* Spacing utilities */
.mb-1 { margin-bottom: var(--sp-1); }
.mb-2 { margin-bottom: var(--sp-2); }
.mb-3 { margin-bottom: var(--sp-3); }
.mb-4 { margin-bottom: var(--sp-4); }
.mb-6 { margin-bottom: var(--sp-6); }
.mb-8 { margin-bottom: var(--sp-8); }
.mt-3 { margin-top: var(--sp-3); }
.mt-4 { margin-top: var(--sp-4); }

/* Text alignment */
.text-center { text-align: center; }
.text-left   { text-align: left; }

/* Max-width centring */
.mx-auto { margin-inline: auto; }
.max-60  { max-width: 60ch; }
.max-72  { max-width: 72ch; }

/* Section header block (eyebrow + heading) */
.section-header { margin-bottom: var(--sp-8); }
.section-header.center { text-align: center; }
.section-header .t-eyebrow { margin-bottom: var(--sp-2); }
.section-header .t-headline { max-width: 30ch; }
.section-header.center .t-headline { margin-inline: auto; }
.section-header p { margin-top: var(--sp-2); color: var(--c-ink-muted); max-width: 56ch; }
.section-header.center p { margin-inline: auto; }