/* =============================================================
   Commons World — layout.css
   Containers · section spacing/zones · header & footer layout
   skeleton · responsive grid. (BUILD-CONTRACT §2 tokens, §3 names)
   ============================================================= */

/* -------------------------------------------------------------
   CONTAINER — max 1180, fluid gutter; narrow 860, reading 720
------------------------------------------------------------- */
.cw-container {
  width: 100%;
  max-width: var(--cw-container);
  margin-inline: auto;
  padding-inline: var(--cw-gutter);
}
.cw-container--narrow {
  max-width: var(--cw-container-narrow);
}
.cw-container--reading {
  max-width: var(--cw-reading-width);
}

/* -------------------------------------------------------------
   SECTION — vertical rhythm + surface zones
------------------------------------------------------------- */
.cw-section {
  padding-block: var(--cw-section-y-md);
}
.cw-section--tight {
  padding-block: var(--cw-section-y-sm);
}

/* Cream-dark zoned band */
.cw-section--zone {
  background: var(--cw-surface-zone);
}

/* Navy immersive band — on-dark text inheritance */
.cw-section--dark {
  background: var(--cw-surface-dark);
  color: var(--cw-on-dark);
}
.cw-section--dark h1,
.cw-section--dark h2,
.cw-section--dark h3,
.cw-section--dark h4,
.cw-section--dark h5,
.cw-section--dark h6 {
  color: var(--cw-on-dark);
}
.cw-section--dark .cw-eyebrow {
  color: var(--cw-gold-soft);
}
.cw-section--dark .cw-eyebrow::before {
  background: var(--cw-gold-soft);
}
.cw-section--dark a:not(.cw-btn) {
  color: var(--cw-on-dark);
}
.cw-section--dark .cw-link-arrow {
  color: var(--cw-on-dark);
  border-color: var(--cw-gold);
}
.cw-section--dark .cw-divider {
  background: linear-gradient(
    90deg,
    transparent,
    var(--cw-gold) 18%,
    var(--cw-gold) 82%,
    transparent
  );
  opacity: 0.7;
}

/* Large-rhythm variant for marquee sections */
.cw-section--lg {
  padding-block: var(--cw-section-y-lg);
}

/* A centred section header used across pages */
.cw-section__head {
  max-width: 56ch;
  margin-bottom: clamp(2rem, 4vw, 3.25rem);
}
.cw-section__head--center {
  margin-inline: auto;
  text-align: center;
}
.cw-section__lead {
  font-size: var(--cw-fs-body-lg);
  line-height: var(--cw-lh-body);
  color: var(--cw-text-muted);
  margin-top: 1rem;
  max-width: 60ch;
}
.cw-section--dark .cw-section__lead {
  color: var(--cw-on-dark-muted);
}

/* -------------------------------------------------------------
   SITE HEADER — layout skeleton (visual rules live in components)
------------------------------------------------------------- */
.cw-site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
  height: 100%;
}

/* Main landmark — guard against footer crowding */
#main {
  display: block;
}

/* -------------------------------------------------------------
   SITE FOOTER — column layout skeleton
------------------------------------------------------------- */
.cw-site-footer__inner {
  max-width: var(--cw-container-mid);
  display: grid;
  gap: clamp(2.5rem, 6vw, 4rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}
.cw-site-footer__cols,
.cw-site-footer__nav {
  display: grid;
  gap: 2.25rem;
}

@media (min-width: 640px) {
  .cw-site-footer__cols {
    grid-template-columns: repeat(3, 1fr);
    gap: 2.6rem;
  }
  /* S1 footer: Framework · Read · Engage · Connect */
  .cw-site-footer__nav {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.6rem;
  }
}
@media (min-width: 920px) {
  .cw-site-footer__nav {
    grid-template-columns: repeat(4, 1fr);
  }
}
@media (min-width: 920px) {
  .cw-site-footer__inner {
    grid-template-columns: 1.25fr 2fr;
    gap: clamp(52px, 8vw, 120px);
    align-items: start;
  }
}

/* -------------------------------------------------------------
   GRID — responsive 2-up / 3-up
------------------------------------------------------------- */
.cw-grid {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

@media (min-width: 620px) {
  .cw-grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 760px) {
  .cw-grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 619px) {
  .cw-grid--2,
  .cw-grid--3 {
    grid-template-columns: 1fr;
  }
}

/* -------------------------------------------------------------
   PAGINATION — archive/news + in-content page links
   (the_posts_pagination outputs .pagination .page-numbers;
    wp_link_pages outputs .cw-page-links .page-numbers)
------------------------------------------------------------- */
.cw-archive__pagination {
  margin-top: clamp(2.5rem, 5vw, 4rem);
}
.cw-archive__pagination .nav-links,
.pagination .nav-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.cw-archive__pagination .page-numbers,
.pagination .page-numbers,
.cw-page-links .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  height: 2.5rem;
  padding: 0 0.75rem;
  font-size: var(--cw-fs-small);
  font-weight: 700;
  color: var(--cw-navy);
  text-decoration: none;
  background: var(--cw-surface);
  border: 1px solid var(--cw-border);
  border-radius: var(--cw-radius-sm);
  transition: border-color var(--cw-dur) var(--cw-ease),
    background var(--cw-dur) var(--cw-ease),
    color var(--cw-dur) var(--cw-ease);
}
.cw-archive__pagination a.page-numbers:hover,
.pagination a.page-numbers:hover,
.cw-page-links a.page-numbers:hover {
  text-decoration: none;
  border-color: var(--cw-gold);
}
.cw-archive__pagination .page-numbers.current,
.pagination .page-numbers.current,
.cw-page-links .page-numbers.current {
  color: var(--cw-cream);
  background: var(--cw-navy);
  border-color: var(--cw-navy);
}
.cw-archive__pagination .page-numbers.dots,
.pagination .page-numbers.dots {
  background: none;
  border-color: transparent;
}

/* In-content page links (multi-page posts) */
.cw-page-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: clamp(2rem, 4vw, 3rem);
  font-size: var(--cw-fs-small);
  font-weight: 700;
  color: var(--cw-text-muted);
}