.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  height: var(--header-height);
}
.header-brand {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.brand-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}
.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 18px;
  background: radial-gradient(circle at 20% 15%, #ffffff 0, #ffffff 35%, var(--color-sky) 36%, var(--color-primary) 70%, #315238 100%);
  box-shadow: var(--shadow-md);
}
.brand-text {
  display: flex;
  flex-direction: column;
}
.brand-kicker {
  font-size: var(--font-size-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(88, 97, 85, 0.9);
}
.brand-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: -0.03em;
  color: var(--color-heading);
}
.brand-tagline {
  font-size: var(--font-size-xs);
  color: rgba(88, 97, 85, 0.9);
}
.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.nav-desktop {
  display: flex;
}
.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.nav-link {
  position: relative;
  padding: 0.35rem 0.4rem;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: rgba(49, 82, 56, 0.9);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0.1rem;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  opacity: 0;
}
.nav-link:focus-visible::after,
.nav-link:hover::after {
  transform: scaleX(1);
  opacity: 1;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.header-search {
  min-width: 220px;
}
.btn-nav {
  font-size: var(--font-size-xs);
  padding-inline: 1rem;
}
.nav-toggle {
  display: none;
}
.offcanvas-panel {
  background-color: #ffffff;
}
.offcanvas-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.offcanvas-brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.offcanvas-title {
  font-weight: 600;
  color: var(--color-heading);
}
.offcanvas-close {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(49, 82, 56, 0.16);
  background: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.offcanvas-close-icon {
  color: var(--color-heading);
}
.offcanvas-search {
  margin-bottom: var(--space-4);
}
.offcanvas-nav-list {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: var(--space-4);
}
.offcanvas-nav-link {
  display: block;
  padding: 0.55rem 0.2rem;
  font-size: var(--font-size-md);
  color: var(--color-heading);
}
.offcanvas-nav-link:focus-visible,
.offcanvas-nav-link:hover {
  color: var(--color-primary);
}
.offcanvas-meta {
  font-size: var(--font-size-xs);
  color: rgba(88, 97, 85, 0.9);
}
@media (max-width: 960px) {
  .header-inner {
    align-items: flex-start;
    padding-top: 0.4rem;
    padding-bottom: 0.4rem;
    height: auto;
  }
  .brand-tagline {
    display: none;
  }
  .nav-desktop {
    display: none;
  }
  .header-search {
    display: none;
  }
  .btn-nav {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }
}
@media (max-width: 600px) {
  .brand-title {
    font-size: 1.1rem;
  }
  .brand-mark {
    width: 34px;
    height: 34px;
  }
}