/*
 * BigState Base — assets/css/layout.css
 *
 * Layer 2: Page structure — container, site header, site footer,
 * section spacing, and the content grid. All values use CSS custom
 * properties from base.css. No hardcoded brand colors here.
 */

/* ── 1. Container ─────────────────────────────────────────────────────────── */

.container {
  width: 100%;
  max-width: var(--bs-container-max);
  margin-inline: auto;
  padding-inline: var(--bs-container-pad);
}

/* Narrower container for prose content */
.container--narrow {
  max-width: var(--bs-content-max);
}

/* Wider container for full-bleed sections with constrained inner content */
.container--wide {
  max-width: 1440px;
}

/* ── 2. Site Header ───────────────────────────────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--bs-z-sticky);
  background-color: var(--bs-color-bg-light);
  border-bottom: 1px solid var(--bs-color-border);
  box-shadow: var(--bs-shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--bs-space-3);
  min-height: 72px;
}

/* Logo / brand */
.site-header__logo-link,
.site-header__site-name {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.site-header__logo {
  max-height: 48px;
  width: auto;
}

.site-header__site-name {
  font-family: var(--bs-font-heading);
  font-size: var(--bs-text-xl);
  font-weight: var(--bs-weight-bold);
  color: var(--bs-color-primary);
}

/* Primary nav */
.site-header__nav {
  display: flex;
  align-items: center;
  flex: 1;
  justify-content: flex-end;
}

.primary-menu {
  display: flex;
  align-items: center;
  gap: var(--bs-space-1);
  list-style: none;
  padding: 0;
  margin: 0;
}

.primary-menu li a {
  display: block;
  padding: var(--bs-space-1) var(--bs-space-2);
  font-size: var(--bs-text-base);
  font-weight: var(--bs-weight-medium);
  color: var(--bs-color-text);
  text-decoration: none;
  border-radius: var(--bs-radius-md);
  transition: background-color var(--bs-transition-fast), color var(--bs-transition-fast);
}

.primary-menu li a:hover,
.primary-menu li.current-menu-item > a {
  background-color: var(--bs-color-bg-subtle);
  color: var(--bs-color-primary);
}

/* CTA-style last menu item (add class "menu-cta" to the WP menu item) */
.primary-menu .menu-cta > a {
  background-color: var(--bs-color-primary);
  color: var(--bs-color-text-on-dark);
  padding: var(--bs-space-1) var(--bs-space-3);
}

.primary-menu .menu-cta > a:hover {
  background-color: var(--bs-color-primary-hover);
  color: var(--bs-color-text-on-dark);
}

/* Mobile nav toggle */
.site-header__menu-toggle {
  display: none; /* Hidden on desktop */
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}

.site-header__menu-toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--bs-color-text);
  border-radius: var(--bs-radius-full);
  transition: transform var(--bs-transition-base), opacity var(--bs-transition-base);
}

/* Animate toggle to X when open */
.site-header__menu-toggle[aria-expanded="true"] .site-header__menu-toggle-bar:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.site-header__menu-toggle[aria-expanded="true"] .site-header__menu-toggle-bar:nth-child(2) {
  opacity: 0;
}
.site-header__menu-toggle[aria-expanded="true"] .site-header__menu-toggle-bar:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* ── 3. Mobile navigation ─────────────────────────────────────────────────── */

@media (max-width: 768px) {
  .site-header__menu-toggle {
    display: flex;
  }

  .site-header__nav {
    position: fixed;
    top: 72px; /* Height of header */
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bs-color-bg-light);
    padding: var(--bs-space-3);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform var(--bs-transition-base);
    z-index: var(--bs-z-overlay);
    justify-content: flex-start;
    align-items: flex-start;
  }

  .site-header__nav.is-open {
    transform: translateX(0);
  }

  .primary-menu {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: var(--bs-space-1);
  }

  .primary-menu li a {
    padding: var(--bs-space-2) var(--bs-space-2);
    font-size: var(--bs-text-lg);
    border-bottom: 1px solid var(--bs-color-border);
    border-radius: 0;
  }

  .primary-menu .menu-cta > a {
    margin-top: var(--bs-space-2);
    border-radius: var(--bs-radius-md);
    text-align: center;
    border-bottom: none;
  }
}

/* ── 4. Main content area ─────────────────────────────────────────────────── */

.site-main {
  min-height: 60vh;
}

/* Page content: add horizontal breathing room for regular blocks */
.page-content {
  padding-inline: var(--bs-container-pad);
}

/*
 * Full-width blocks (Hero, CTA Banner, any .alignfull block) break back out
 * of the page-content padding so they still reach the viewport edges.
 * The 50vw trick works regardless of how wide .page-content is.
 */
.page-content > .alignfull {
  margin-inline: calc(50% - 50vw);
  width: 100vw;
  max-width: 100vw;
}

/* Constrained content for prose pages (Blog single, About, etc.) */
.post-layout {
  max-width: var(--bs-content-max);
  margin-inline: auto;
  padding-block: var(--bs-space-8);
}

/* ── 5. Section utility classes (used by custom blocks) ───────────────────── */

.section {
  padding-block: var(--bs-section-pad-sm);
}

@media (min-width: 768px) {
  .section {
    padding-block: var(--bs-section-pad-md);
  }
}

@media (min-width: 1024px) {
  .section {
    padding-block: var(--bs-section-pad-lg);
  }
}

/* Section background variants */
.section--light  { background-color: var(--bs-color-bg-light); }
.section--subtle { background-color: var(--bs-color-bg-subtle); }
.section--dark   { background-color: var(--bs-color-bg-dark); color: var(--bs-color-text-on-dark); }
.section--primary   { background-color: var(--bs-color-primary); color: var(--bs-color-text-on-dark); }
.section--secondary { background-color: var(--bs-color-secondary); color: var(--bs-color-text-on-dark); }

/* Headings and text in dark sections */
.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4,
.section--dark h5,
.section--dark h6,
.section--primary h1,
.section--primary h2,
.section--primary h3,
.section--secondary h1,
.section--secondary h2,
.section--secondary h3 {
  color: var(--bs-color-text-on-dark);
}

/* ── 6. Post grid (archive + blog-post-grid block) ────────────────────────── */

.post-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--bs-grid-gap);
  margin-block: var(--bs-space-6);
}

@media (min-width: 640px) {
  .post-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.post-card {
  display: flex;
  flex-direction: column;
  background: var(--bs-color-bg-light);
  border-radius: var(--bs-radius-lg);
  box-shadow: var(--bs-shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--bs-transition-base), transform var(--bs-transition-base);
}

.post-card:hover {
  box-shadow: var(--bs-shadow-md);
  transform: translateY(-2px);
}

.post-card__image {
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.post-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--bs-transition-slow);
}

.post-card:hover .post-card__image img {
  transform: scale(1.04);
}

.post-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--bs-space-3);
  gap: var(--bs-space-1);
}

.post-card__categories {
  display: flex;
  flex-wrap: wrap;
  gap: var(--bs-space-1);
}

.post-card__title {
  font-size: var(--bs-text-xl);
  margin: 0;
  flex: 1;
}

.post-card__title a {
  color: var(--bs-color-text);
  text-decoration: none;
}

.post-card__title a:hover {
  color: var(--bs-color-primary);
}

.post-card__excerpt {
  color: var(--bs-color-text-muted);
  font-size: var(--bs-text-sm);
}

.post-card__meta {
  font-size: var(--bs-text-xs);
  color: var(--bs-color-text-muted);
  margin-top: auto;
  padding-top: var(--bs-space-1);
}

/* Post category label */
.post-category-label {
  display: inline-block;
  font-size: var(--bs-text-xs);
  font-weight: var(--bs-weight-semibold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--bs-color-primary);
  text-decoration: none;
  padding: 2px 8px;
  background: color-mix(in srgb, var(--bs-color-primary) 10%, transparent);
  border-radius: var(--bs-radius-full);
}

.post-category-label:hover {
  background: color-mix(in srgb, var(--bs-color-primary) 20%, transparent);
}

/* Post tag */
.post-tag {
  display: inline-block;
  font-size: var(--bs-text-sm);
  padding: 4px 12px;
  background: var(--bs-color-bg-subtle);
  color: var(--bs-color-text-muted);
  border-radius: var(--bs-radius-full);
  text-decoration: none;
  transition: background-color var(--bs-transition-fast);
}

.post-tag:hover {
  background: var(--bs-color-border);
  color: var(--bs-color-text);
}

/* ── 7. Site footer ───────────────────────────────────────────────────────── */

.site-footer {
  background-color: var(--bs-color-bg-dark);
  color: var(--bs-color-text-on-dark);
  padding-block: var(--bs-space-10) var(--bs-space-6);
  margin-top: auto;
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--bs-space-8);
}

.site-footer__columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--bs-space-6);
}

@media (min-width: 640px) {
  .site-footer__columns {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .site-footer__columns {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.site-footer__brand {
  display: flex;
  flex-direction: column;
  gap: var(--bs-space-3);
}

.site-footer__logo-link {
  display: inline-flex;
  text-decoration: none;
}

.site-footer__logo {
  max-height: 40px;
  width: auto;
}

.site-footer__site-name {
  font-family: var(--bs-font-heading);
  font-size: var(--bs-text-xl);
  font-weight: var(--bs-weight-bold);
  color: var(--bs-color-text-on-dark);
  text-decoration: none;
}

/* Footer nav */
.footer-menu {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--bs-space-1);
}

.footer-menu li a {
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  font-size: var(--bs-text-sm);
  transition: color var(--bs-transition-fast);
}

.footer-menu li a:hover {
  color: var(--bs-color-text-on-dark);
}

/* Footer bottom bar */
.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: var(--bs-space-4);
  display: flex;
  flex-direction: column;
  gap: var(--bs-space-2);
}

@media (min-width: 768px) {
  .site-footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.site-footer__copyright {
  font-size: var(--bs-text-sm);
  color: rgba(255,255,255,0.6);
  margin: 0;
}

.site-footer__legal-text {
  font-size: var(--bs-text-xs);
  color: rgba(255,255,255,0.4);
  margin: 0;
  max-width: 60ch;
}

.legal-menu {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--bs-space-2);
}

.legal-menu li a {
  font-size: var(--bs-text-xs);
  color: rgba(255,255,255,0.5);
  text-decoration: none;
}

.legal-menu li a:hover {
  color: rgba(255,255,255,0.8);
}

/* ── 8. Archive & single post headers ─────────────────────────────────────── */

.archive-header {
  padding-block: var(--bs-space-8) var(--bs-space-4);
  border-bottom: 1px solid var(--bs-color-border);
  margin-bottom: var(--bs-space-6);
}

.archive-header__eyebrow {
  font-size: var(--bs-text-sm);
  font-weight: var(--bs-weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bs-color-accent);
  margin-bottom: var(--bs-space-1);
}

.archive-header__title {
  margin: 0;
}

.single-post__header {
  padding-block: var(--bs-space-8) var(--bs-space-4);
}

.single-post__categories {
  display: flex;
  flex-wrap: wrap;
  gap: var(--bs-space-1);
  margin-bottom: var(--bs-space-2);
}

.single-post__title {
  margin-bottom: var(--bs-space-2);
}

.single-post__meta {
  font-size: var(--bs-text-sm);
  color: var(--bs-color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--bs-space-2);
}

.single-post__featured-image {
  border-radius: var(--bs-radius-lg);
  overflow: hidden;
  margin-bottom: var(--bs-space-6);
  aspect-ratio: 16 / 7;
}

.single-post__featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.single-post__content {
  margin-block: var(--bs-space-4);
}

.single-post__footer {
  padding-top: var(--bs-space-4);
  border-top: 1px solid var(--bs-color-border);
  margin-top: var(--bs-space-6);
}

.single-post__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--bs-space-1);
}

/* Post navigation */
.post-navigation {
  margin-top: var(--bs-space-8);
  padding-top: var(--bs-space-6);
  border-top: 1px solid var(--bs-color-border);
}

.post-navigation .nav-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--bs-space-4);
}

.post-navigation a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-decoration: none;
  color: var(--bs-color-text);
}

.post-navigation a:hover {
  color: var(--bs-color-primary);
}

.post-navigation .nav-next {
  text-align: right;
}

.post-navigation__label {
  font-size: var(--bs-text-xs);
  font-weight: var(--bs-weight-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bs-color-text-muted);
}

.post-navigation__title {
  font-size: var(--bs-text-base);
  font-weight: var(--bs-weight-medium);
}

/* ── 9. 404 page ──────────────────────────────────────────────────────────── */

.error-404 {
  text-align: center;
  padding-block: var(--bs-space-16);
  max-width: 480px;
  margin-inline: auto;
}

.error-404__eyebrow {
  font-size: var(--bs-text-6xl);
  font-weight: var(--bs-weight-bold);
  font-family: var(--bs-font-heading);
  color: var(--bs-color-primary);
  line-height: 1;
  margin-bottom: var(--bs-space-3);
}

.error-404__title {
  margin-bottom: var(--bs-space-2);
}

.error-404__message {
  color: var(--bs-color-text-muted);
  margin-bottom: var(--bs-space-5);
}

/* ── 10. Pagination ───────────────────────────────────────────────────────── */

.nav-links {
  display: flex;
  justify-content: center;
  gap: var(--bs-space-1);
  margin-top: var(--bs-space-8);
}

.page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding-inline: var(--bs-space-1);
  border-radius: var(--bs-radius-md);
  font-size: var(--bs-text-sm);
  font-weight: var(--bs-weight-medium);
  text-decoration: none;
  color: var(--bs-color-text);
  background: transparent;
  border: 1px solid var(--bs-color-border);
  transition: background-color var(--bs-transition-fast), color var(--bs-transition-fast);
}

.page-numbers:hover,
.page-numbers.current {
  background-color: var(--bs-color-primary);
  color: var(--bs-color-text-on-dark);
  border-color: var(--bs-color-primary);
}