/* V26: a compact, full-width header with a usable mobile navigation. */
html { scroll-padding-top: 88px; }
.anchor-alias { scroll-margin-top: 88px; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  isolation: isolate;
  width: 100%;
  height: auto;
  min-height: 76px;
  margin: 0;
  background: color-mix(in srgb, var(--cream) 96%, white);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 4px 18px color-mix(in srgb, var(--teal) 6%, transparent);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 18px;
  width: var(--page);
  min-height: 76px;
  margin-inline: auto;
}
.site-header .brand {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 88px;
  height: 54px;
  padding: 4px 10px;
  border-radius: 14px;
  background: var(--teal);
}
.site-header .brand img {
  width: 68px;
  height: 44px;
  object-fit: contain;
}
.header-label {
  color: var(--teal);
  font-size: .8125rem;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: .035em;
}
.site-header .desktop-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2vw, 30px);
  margin-left: auto;
}
.site-header .desktop-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 0;
  color: var(--teal);
  font-size: .9375rem;
  font-weight: 600;
  line-height: 1.3;
  white-space: nowrap;
  text-decoration: none;
}
.site-header .desktop-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 6px;
  left: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--teal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 150ms var(--motion-ease-out);
}
.site-header .desktop-nav a[aria-current="location"]::after { transform: scaleX(1); }
@media (hover: hover) and (pointer: fine) {
  .site-header .desktop-nav a:hover::after { transform: scaleX(1); }
}
.site-header :focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 4px;
}
.menu-toggle,
.site-header .mobile-nav { display: none; }

@media (max-width: 900px) {
  html { scroll-padding-top: 76px; }
  .anchor-alias { scroll-margin-top: 76px; }
  .site-header {
    min-height: 64px;
    transform: translate3d(0, 0, 0);
    transition: transform 220ms var(--motion-ease-out);
  }
  .site-header.is-hidden { transform: translate3d(0, -100%, 0); }
  .header-inner { min-height: 64px; }
  .site-header .brand { width: 76px; height: 48px; padding: 4px 8px; border-radius: 12px; }
  .site-header .brand img { width: 60px; height: 40px; }
  .header-label,
  .site-header .desktop-nav { display: none; }
  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    min-width: 96px;
    min-height: 44px;
    margin-left: auto;
    padding: 8px 14px;
    border: 1px solid color-mix(in srgb, var(--teal) 24%, transparent);
    border-radius: 999px;
    background: transparent;
    color: var(--teal);
    font: 600 .9375rem/1.2 'DM Sans', sans-serif;
    cursor: pointer;
  }
  .menu-icon { display: grid; gap: 4px; width: 16px; }
  .menu-icon span {
    display: block;
    width: 16px;
    height: 2px;
    border-radius: 2px;
    background: currentColor;
    transition: transform 180ms var(--motion-ease-out);
  }
  .menu-toggle[aria-expanded="true"] .menu-icon span:first-child { transform: translateY(3px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] .menu-icon span:last-child { transform: translateY(-3px) rotate(-45deg); }
  .site-header .mobile-nav:not([hidden]) {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: grid;
    max-height: calc(100dvh - 64px);
    overflow-y: auto;
    padding: 8px max(24px, calc((100vw - 720px) / 2)) 20px;
    border-bottom: 1px solid var(--line);
    background: var(--cream);
    box-shadow: 0 18px 28px color-mix(in srgb, var(--teal) 12%, transparent);
  }
  .mobile-nav a {
    display: flex;
    align-items: center;
    min-height: 52px;
    border-bottom: 1px solid var(--line);
    color: var(--teal);
    font-size: 1.0625rem;
    font-weight: 600;
    text-decoration: none;
  }
  .mobile-nav a:last-child { border-bottom: 0; }
  .mobile-nav a[aria-current="location"] { padding-left: 12px; border-left: 3px solid var(--sun); }
}

@media (max-width: 560px) {
  .site-header .mobile-nav:not([hidden]) { padding-inline: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  .site-header .desktop-nav a::after,
  .menu-icon span { transition: none; }
}
@media (max-width: 900px) and (prefers-reduced-motion: reduce) {
  .site-header { transition: opacity 150ms var(--motion-ease-out); }
  .site-header.is-hidden { transform: none; opacity: 0; visibility: hidden; pointer-events: none; }
}