/* =========================================================
   Layout: header, footer, breadcrumbs, page shells
   ========================================================= */

/* The header is injected into #sc-header-mount at runtime. A plain wrapper
   div here would defeat position:sticky on the header inside it, so the
   mount point is taken out of the box tree with display:contents, leaving
   the header as a direct, sticky-eligible participant in body's flow. */
#sc-header-mount { display: contents; }

.sc-header {
  border-bottom: 1px solid var(--sc-line);
  background: var(--sc-paper);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: box-shadow var(--sc-duration) var(--sc-ease);
}
.sc-header--scrolled {
  box-shadow: 0 2px 12px rgba(18,32,58,0.08);
}

.sc-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sc-space-5);
  padding-block: var(--sc-space-4);
}

.sc-brand {
  display: flex;
  align-items: center;
  gap: var(--sc-space-2);
  font-family: var(--sc-font-display);
  font-size: var(--sc-size-lg);
  font-weight: 600;
  color: var(--sc-ink);
  text-decoration: none;
  flex-shrink: 0;
}
.sc-brand:hover { text-decoration: none; }
.sc-brand__mark { width: 30px; height: 30px; flex-shrink: 0; }

.sc-nav {
  display: flex;
  align-items: center;
  gap: var(--sc-space-6);
}

.sc-nav__list {
  display: flex;
  list-style: none;
  margin: 0; padding: 0;
  gap: var(--sc-space-5);
}

.sc-nav__list a {
  color: var(--sc-ink-soft);
  text-decoration: none;
  font-size: var(--sc-size-sm);
  font-weight: 500;
  padding: var(--sc-space-2) 0;
  border-bottom: 2px solid transparent;
}
.sc-nav__list a:hover,
.sc-nav__list a[aria-current="page"] {
  color: var(--sc-ink);
  border-bottom-color: var(--sc-accent);
}

.sc-nav__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  background: transparent;
  border: 1px solid var(--sc-line-strong);
  border-radius: var(--sc-radius-sm);
  cursor: pointer;
  color: var(--sc-ink);
  padding: 0;
}
.sc-nav__toggle:hover { border-color: var(--sc-ink); }
.sc-nav__toggle-icon { position: relative; width: 18px; height: 13px; }
.sc-nav__toggle-icon span {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--sc-duration) var(--sc-ease), opacity var(--sc-duration) var(--sc-ease), top var(--sc-duration) var(--sc-ease);
}
.sc-nav__toggle-icon span:nth-child(1) { top: 0; }
.sc-nav__toggle-icon span:nth-child(2) { top: 5.5px; }
.sc-nav__toggle-icon span:nth-child(3) { top: 11px; }

.sc-nav__toggle[aria-expanded="true"] .sc-nav__toggle-icon span:nth-child(1) {
  top: 5.5px;
  transform: rotate(45deg);
}
.sc-nav__toggle[aria-expanded="true"] .sc-nav__toggle-icon span:nth-child(2) {
  opacity: 0;
}
.sc-nav__toggle[aria-expanded="true"] .sc-nav__toggle-icon span:nth-child(3) {
  top: 5.5px;
  transform: rotate(-45deg);
}

@media (max-width: 860px) {
  .sc-nav__list { display: none; }
  .sc-nav__toggle { display: inline-flex; }
  .sc-nav--open .sc-nav__list {
    display: flex;
    flex-direction: column;
    position: absolute;
    left: 0; right: 0; top: 100%;
    background: var(--sc-ink);
    border-bottom: 1px solid var(--sc-line);
    padding: var(--sc-space-4) var(--sc-space-5);
    gap: var(--sc-space-1);
    box-shadow: 0 12px 24px rgba(18,32,58,0.18);
  }
  .sc-nav--open .sc-nav__list a {
    color: var(--sc-paper);
    padding: var(--sc-space-3) 0;
    width: 100%;
  }
  .sc-nav--open .sc-nav__list a:hover,
  .sc-nav--open .sc-nav__list a[aria-current="page"] {
    color: var(--sc-paper);
    border-bottom-color: var(--sc-accent);
  }
}

.sc-footer {
  background: var(--sc-ink);
  color: var(--sc-line);
  margin-top: var(--sc-space-9);
  padding-block: var(--sc-space-8) var(--sc-space-6);
  font-size: var(--sc-size-sm);
}

.sc-footer .sc-brand { color: var(--sc-paper); }
.sc-footer .sc-brand__mark rect { fill: var(--sc-paper); }
.sc-footer .sc-brand__mark path[stroke="var(--sc-paper)"] { stroke: var(--sc-ink); }
.sc-footer p { color: var(--sc-slate-light); }

.sc-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: var(--sc-space-6);
}

.sc-footer__heading {
  font-family: var(--sc-font-body);
  font-size: var(--sc-size-xs);
  text-transform: none;
  color: var(--sc-paper);
  font-weight: 600;
  margin: 0 0 var(--sc-space-3);
  line-height: 1.3;
}

.sc-footer__col ul { list-style: none; margin: 0; padding: 0; }
.sc-footer__col li { margin-bottom: var(--sc-space-2); }
.sc-footer__col a { color: var(--sc-slate-light); text-decoration: none; }
.sc-footer__col a:hover { color: var(--sc-paper); }

.sc-social-row {
  display: flex;
  gap: var(--sc-space-3);
  margin-top: var(--sc-space-4);
}
.sc-social-icon {
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(247,245,240,0.18);
  border-radius: 999px;
  color: var(--sc-line);
  transition: border-color var(--sc-duration) var(--sc-ease), color var(--sc-duration) var(--sc-ease), background var(--sc-duration) var(--sc-ease);
}
.sc-social-icon svg { width: 16px; height: 16px; }
.sc-social-icon:hover {
  color: var(--sc-paper);
  border-color: var(--sc-accent);
  background: rgba(30,111,92,0.25);
}

.sc-footer__base {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(247,245,240,0.14);
  margin-top: var(--sc-space-6);
  padding-top: var(--sc-space-5);
  flex-wrap: wrap;
  gap: var(--sc-space-3);
}
.sc-footer__credit {
  font-size: var(--sc-size-xs);
  color: var(--sc-slate-light);
}

@media (max-width: 760px) {
  .sc-footer__grid { grid-template-columns: 1fr 1fr; gap: var(--sc-space-5); }
}

@media (max-width: 520px) {
  .sc-footer { padding-block: var(--sc-space-7) var(--sc-space-5); }
  .sc-footer__grid { grid-template-columns: 1fr; gap: var(--sc-space-6); }
  .sc-footer__base { flex-direction: column; align-items: flex-start; text-align: left; }
  .sc-social-row { flex-wrap: wrap; }
}

/* Breadcrumbs — a thin ledger-line trail, not chevron pills */
.sc-breadcrumbs {
  padding-block: var(--sc-space-4);
  font-size: var(--sc-size-xs);
  color: var(--sc-slate);
}
.sc-breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  margin: 0; padding: 0;
  gap: var(--sc-space-2);
}
.sc-breadcrumbs a { color: var(--sc-slate); text-decoration: none; }
.sc-breadcrumbs a:hover { color: var(--sc-ink); }
.sc-breadcrumbs li:not(:last-child)::after {
  content: "/";
  margin-left: var(--sc-space-2);
  color: var(--sc-line-strong);
}
.sc-breadcrumbs li[aria-current="page"] { color: var(--sc-ink); }

.sc-section {
  padding-block: var(--sc-space-8);
  border-bottom: 1px solid var(--sc-line);
}
.sc-section:last-of-type { border-bottom: none; }

.sc-section__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sc-space-4);
  margin-bottom: var(--sc-space-6);
  flex-wrap: wrap;
}

.sc-section__eyebrow {
  font-size: var(--sc-size-xs);
  color: var(--sc-accent-deep);
  font-weight: 600;
  margin-bottom: var(--sc-space-2);
  display: block;
}

.sc-link-quiet {
  font-size: var(--sc-size-sm);
  font-weight: 500;
  color: var(--sc-ink-soft);
  white-space: nowrap;
}