.site-header,
.site-header * { box-sizing: border-box; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 74px;
  border-bottom: 1px solid rgba(16, 25, 29, .1);
  background: rgba(250, 247, 240, .94);
  backdrop-filter: blur(14px);
}

.skip-link {
  position: absolute;
  top: -80px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  background: #fff;
  color: #0e2f34;
}

.skip-link:focus { top: 12px; }

.preflight-site section[id],
.preflight-site main[id] { scroll-margin-top: 90px; }

.site-header .nav {
  display: flex;
  width: min(1208px, calc(100% - 48px));
  min-height: 74px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0;
  margin: 0 auto;
}

.site-header .brand {
  display: inline-flex;
  align-items: center;
  color: #0e2f34;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 18px;
  font-weight: 900;
  line-height: 1;
  text-decoration: none;
}

.site-header .nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: #4f5d64;
  font-size: 13px;
  font-weight: 700;
}

.site-header .nav-links a { text-decoration: none; }
.site-header .nav-links a:not(.nav-cta) { padding: 24px 0; }

.site-header .nav-cta {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border-radius: 8px;
  background: #0e2f34;
  color: #fff;
}

.site-header .nav-links .nav-cta,
.site-header .nav-links .nav-cta[aria-current="page"] { color: #fff; }

.site-header .nav-cta:hover { background: #0a7a78; color: #fff; }

.site-header .mobile-menu {
  display: none;
  position: relative;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.site-header .mobile-menu summary {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 14px;
  border: 1px solid rgba(16, 25, 29, .14);
  border-radius: 8px;
  background: #fffdf8;
  box-shadow: 0 10px 22px rgba(16, 25, 29, .08);
  color: #0e2f34;
  cursor: pointer;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 13px;
  font-weight: 800;
  line-height: 1;
  list-style: none;
}

.site-header .mobile-menu summary::-webkit-details-marker { display: none; }

.site-header .menu-icon {
  position: relative;
  display: inline-block;
  width: 14px;
  height: 11px;
  flex: 0 0 14px;
  background: linear-gradient(currentColor, currentColor) center / 14px 1px no-repeat;
}

.site-header .menu-icon::before,
.site-header .menu-icon::after {
  position: absolute;
  left: 0;
  width: 14px;
  height: 1px;
  background: currentColor;
  content: "";
  transition: transform .18s ease, top .18s ease;
}

.site-header .menu-icon::before { top: 0; }
.site-header .menu-icon::after { top: 10px; }

.site-header .mobile-menu[open] summary {
  border-color: #0e2f34;
  background: #0e2f34;
  color: #fff;
}

.site-header .mobile-menu[open] .menu-icon { background: transparent; }
.site-header .mobile-menu[open] .menu-icon::before,
.site-header .mobile-menu[open] .menu-icon::after { top: 5px; }
.site-header .mobile-menu[open] .menu-icon::before { transform: rotate(45deg); }
.site-header .mobile-menu[open] .menu-icon::after { transform: rotate(-45deg); }

.site-header .mobile-menu-panel {
  position: absolute;
  z-index: 30;
  top: calc(100% + 10px);
  right: 0;
  display: grid;
  width: min(320px, calc(100vw - 32px));
  min-width: 0;
  gap: 2px;
  padding: 10px;
  border: 1px solid rgba(124, 96, 51, .22);
  border-radius: 8px;
  background: rgba(255, 253, 248, .98);
  box-shadow: 0 24px 60px rgba(16, 25, 29, .18);
  backdrop-filter: blur(18px);
}

.site-header .mobile-menu-panel a,
.site-header .mobile-menu-panel a:not(.nav-cta) {
  display: flex;
  min-height: 46px;
  align-items: center;
  padding: 10px 12px;
  border-radius: 7px;
  color: #0e2f34;
  font-weight: 700;
  line-height: 1.45;
  text-decoration: none;
}

.site-header .mobile-menu-panel a:hover,
.site-header .mobile-menu-panel a[aria-current="page"] {
  background: #e8dfd0;
  color: #0e2f34;
}

.site-header .mobile-menu-panel .nav-cta {
  justify-content: center;
  margin-top: 6px;
  background: #0e2f34;
  color: #fff;
}

.site-header .mobile-menu-panel .nav-cta:hover,
.site-header .mobile-menu-panel .nav-cta[aria-current="page"] {
  background: #0a7a78;
  color: #fff;
}

@media (max-width: 900px) {
  .site-header { min-height: 64px; }

  .site-header .nav {
    width: min(1208px, calc(100% - 32px));
    min-height: 64px;
    padding: 0;
    margin: 0 auto;
  }

  .site-header .nav-links { display: none; }
  .site-header .mobile-menu { display: block; }
}

@media (prefers-reduced-motion: reduce) {
  .site-header .menu-icon::before,
  .site-header .menu-icon::after { transition: none; }
}