/* PortusSophia™ Jekyll shell optical refinements.
 * Loaded after jekyll-shell-polish.css.
 */

/* Compact masthead shares the same horizontal registration as page and footer shells. */
.site-header--compact .header-inner {
  width: min(calc(100% - 2.5rem), var(--shell, 76rem));
  margin-inline: auto;
  padding-inline: 0;
}

/* Give the navigation control a stable square frame in every header variant. */
.anchor-menu {
  width: 3.25rem;
  height: 3.25rem;
}

/* Home content continues the canonical navy sailcloth field beneath its masthead. */
.home-page {
  background-color: var(--ps-navy, #0d1b2a);
  background-image: var(--ps-sailcloth-navy);
  background-repeat: repeat;
  background-size: 6px 6px;
  color: var(--parchment, #faf8f5);
}

.home-page .home-introduction h2 {
  color: var(--parchment, #faf8f5);
}

.site-footer.ps-sailcloth {
  padding-block: 0;
}

/* The first footer row remains the site-specific context | links grid. */
.footer-site-band {
  padding: 0;
}

.footer-directory {
  align-items: start;
}

/* The second row is one centered three-line closing stack. */
.footer-closing-band {
  padding: 0;
}

.footer-closing {
  display: grid;
  justify-items: center;
  gap: 0.06rem;
  padding-block: 1.5rem 0.55rem;
  text-align: center;
}

.footer-closing .footer-refrain {
  margin: 0;
  padding-bottom: 0.5rem;
  transform: none;
  font-size: clamp(1.16rem, 1.55vw, 1.42rem);
  line-height: 1.05;
}

.footer-copyright {
  max-width: none;
  margin: 0;
  color: var(--ps-grey, #cccccc);
  font-family: var(--sans, system-ui, sans-serif);
  font-size: 0.72rem;
  line-height: 1.08;
}

.footer-rights-link {
  color: var(--parchment, #faf8f5);
  font-family: var(--sans, system-ui, sans-serif);
  font-size: 0.72rem;
  line-height: 1.08;
  text-underline-offset: 0.18em;
}

.footer-rights-link:hover,
.footer-rights-link:focus-visible {
  color: var(--ps-gold, #f0b53f);
}

/* Shoreline composition: photograph first, then a constituted sailcloth content field. */
.shoreline-layout {
  background: var(--ps-navy, #0d1b2a);
}

.shoreline-view {
  min-height: var(--shoreline-height, clamp(13rem, 27vh, 21rem));
  background-color: var(--paper, #f1ece3);
  background-image: var(--shoreline-image);
  background-position: var(--shoreline-position, center center);
  background-repeat: no-repeat;
  background-size: 100% auto;
}

/* Shoreline masthead composition: the photograph is the header field. */
.site-header--shoreline {
  min-height: var(--shoreline-height, clamp(13rem, 27vh, 21rem));
  background-color: var(--ps-navy, #0d1b2a);
  background-image: var(--shoreline-image);
  background-position: var(--shoreline-position, center 48%);
  background-repeat: no-repeat;
  background-size: 100% auto;
}

.site-header--shoreline .header-inner {
  display: grid;
  width: min(calc(100% - 2.5rem), var(--shell, 76rem));
  min-height: var(--shoreline-height, clamp(13rem, 27vh, 21rem));
  margin-inline: auto;
  padding: clamp(1rem, 1vw, 1.45rem) 0;
  grid-template-columns: minmax(0, 1fr) 3.25rem;
  align-items: start;
}

.site-header--shoreline .shoreline-site-lockup {
  display: grid;
  width: fit-content;
  min-width: 0;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: clamp(0.8rem, 1.5vw, 1.15rem);
}

.shoreline-programme-mark {
  display: block;
  width: clamp(2.9rem, 4vw, 3.6rem);
  height: auto;
  filter: drop-shadow(0 1px 0 rgba(13, 27, 42, 0.55)) drop-shadow(0 0.25rem 0.55rem rgba(13, 27, 42, 0.28));
}

.shoreline-site-copy {
  display: grid;
  min-width: 0;
  align-content: center;
  gap: 0.05rem;
}

.site-header--shoreline .site-identity,
.site-header--shoreline .site-name,
.site-header--shoreline .site-role {
  text-shadow: 0 1px 0 rgba(13, 27, 42, 0.8), 0 2px 0.8rem rgba(13, 27, 42, 0.7);
}

.site-header--shoreline .site-name {
  font-size: 2rem;
}

.site-header--shoreline .site-role {
  margin-top: 0;
  color: var(--ps-dark, #1a1a2e);
  font-size: 1.25rem;
  font-weight: 500;
}

.site-header--shoreline .anchor-menu > summary.menu-trigger {
  color: var(--ps-dark, #1a1a2e);
  filter: drop-shadow(0 1px 0 rgba(13, 27, 42, 0.8)) drop-shadow(0 2px 0.5rem rgba(13, 27, 42, 0.65));
}

/* Shoreline navigation inverts the complete row on hover or keyboard focus. */
.site-header--shoreline .anchor-menu-panel .nav-list li:hover > a,
.site-header--shoreline .anchor-menu-panel .nav-list a:focus-visible,
.site-header--shoreline-identity .anchor-menu-panel .nav-list li:hover > a,
.site-header--shoreline-identity .anchor-menu-panel .nav-list a:focus-visible {
  border-left-color: var(--ps-gold, #f0b53f);
  background-color: var(--ps-dark, #1a1a2e);
  color: var(--parchment, #faf8f5);
}

.shoreline-content,
.shoreline-masthead-content {
  background-color: var(--ps-navy, #0d1b2a);
  color: var(--parchment, #faf8f5);
}

.shoreline-content {
  border-top: 0.18rem solid var(--ps-gold, #f0b53f);
}

.shoreline-content-inner {
  padding-block: clamp(2.75rem, 6vw, 5rem);
}

.shoreline-page-header {
  padding: 0;
}

.shoreline-page-header h1 {
  max-width: 18ch;
  margin: 0;
  color: var(--parchment, #faf8f5);
  font-family: var(--sans, system-ui, sans-serif);
  font-size: clamp(2.8rem, 6vw, 5rem);
  letter-spacing: -0.04em;
  line-height: 0.98;
}

.shoreline-page-content {
  max-width: 58rem;
  margin-top: clamp(1.25rem, 3vw, 2rem);
  color: var(--parchment, #faf8f5);
}

.shoreline-page-content > :first-child {
  margin-top: 0;
}

.shoreline-page-content h2,
.shoreline-page-content h3,
.shoreline-page-content h4 {
  color: var(--parchment, #faf8f5);
}

.shoreline-page-content a {
  color: var(--ps-gold, #f0b53f);
}

@media (max-width: 40rem) {
  .site-header--compact .header-inner,
  .site-header--shoreline .header-inner {
    width: min(calc(100% - 1.5rem), var(--shell, 76rem));
  }

  .shoreline-view,
  .site-header--shoreline {
    background-size: cover;
  }

  .site-header--shoreline .shoreline-site-lockup {
    gap: 0.65rem;
  }

  .shoreline-programme-mark {
    width: 2.4rem;
  }

  .site-header--shoreline .site-name {
    font-size: clamp(1.35rem, 6.5vw, 1.7rem);
  }

  .site-header--shoreline .site-role {
    font-size: clamp(0.82rem, 4vw, 1rem);
  }

  .shoreline-content-inner {
    padding-block: 2.5rem 3rem;
  }
}

@media (max-width: 34rem) {
  .footer-closing {
    padding-block: 1rem 0.5rem;
  }

  .footer-copyright {
    max-width: 30rem;
  }
}