.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  overflow: visible;
  transform: none;
  filter: none;
  transition: background 420ms var(--ease), border-color 420ms var(--ease), box-shadow 420ms var(--ease);
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.97);
  border-bottom-color: var(--color-border);
  box-shadow: 0 10px 30px rgba(17, 17, 17, 0.06);
}

.site-header__inner {
  width: 100%;
  max-width: var(--container-wide);
  margin-inline: auto;
  padding-inline: var(--gutter);
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-width: 0;
}

.site-header .logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  background: transparent;
  border-radius: 0;
  padding: 0;
  line-height: 0;
}

.logo__image {
  display: block;
  height: 38px;
  width: auto;
  max-width: min(240px, 48vw);
  object-fit: contain;
}

.site-footer .logo__image {
  height: 38px;
  max-width: min(240px, 48vw);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.85rem;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 1.55rem;
}

.nav__link {
  position: relative;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text);
  transition: color var(--transition);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--transition);
}

.nav__link:hover,
.nav__link[aria-current="true"] {
  color: var(--color-black);
}

.nav__link:hover::after,
.nav__link[aria-current="true"]::after {
  width: 100%;
}

.nav__cta {
  min-height: 42px;
  padding: 0.65rem 1.2rem;
  font-size: 0.68rem;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  position: relative;
  z-index: calc(var(--z-overlay) + 1);
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  position: absolute;
  left: 11px;
  width: 22px;
  height: 1.5px;
  background: var(--color-text);
  transition: transform 280ms var(--ease), opacity 200ms linear;
}

.nav-toggle span {
  top: 21px;
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  left: 0;
}

.nav-toggle span::before {
  top: -7px;
}

.nav-toggle span::after {
  top: 7px;
}

.nav-toggle[aria-expanded="true"] span {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] span::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span::after {
  top: 0;
  transform: rotate(-45deg);
}

.nav-overlay {
  display: none;
}

.nav__item {
  position: relative;
}

.nav__item--has-sub {
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.nav__item--has-sub::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  height: 18px;
}

.nav__caret {
  display: inline-flex;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  position: relative;
}

.nav__caret::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 4px;
  width: 7px;
  height: 7px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform 220ms var(--ease);
}

.nav__item--has-sub.is-open .nav__caret::before,
.nav__item--has-sub:hover .nav__caret::before {
  transform: rotate(225deg);
  top: 8px;
}

.nav__sub {
  position: absolute;
  top: calc(100% - 2px);
  left: 50%;
  z-index: 20;
  display: grid;
  gap: 0.35rem;
  min-width: 340px;
  padding: 1.35rem 1rem 1rem;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 22px;
  box-shadow: 0 28px 60px rgba(17, 74, 67, 0.16);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-50%, 10px);
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms;
}

.nav__sub::before {
  content: "";
  position: absolute;
  left: 1rem;
  right: 1rem;
  top: 0;
  height: 3px;
  border-radius: 0 0 3px 3px;
  background: #d1de6f;
}

.nav__sub--wide {
  min-width: min(720px, 72vw);
  grid-template-columns: 1fr 1fr;
}

.nav__item--has-sub:hover .nav__sub,
.nav__item--has-sub:focus-within .nav__sub,
.nav__item--has-sub.is-open .nav__sub {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, 0);
}

.nav__sub a {
  display: block;
  padding: 0.85rem 0.95rem;
  border-radius: 14px;
  color: var(--color-text);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.35;
  text-transform: none;
}

.nav__sub a:hover {
  background: #114a43;
  color: #d1de6f;
}

.nav__cta {
  min-height: 42px;
  padding: 0.65rem 1.2rem;
  font-size: 0.68rem;
}

@media (max-width: 1199px) {
  .nav-toggle {
    display: block;
  }

  .nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100dvh;
    max-height: none;
    z-index: var(--z-overlay);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: calc(var(--header-h) + 1.5rem) var(--gutter) 5.5rem;
    background: var(--color-white);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: none;
    transition: opacity 280ms var(--ease), visibility 280ms;
  }

  .nav.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.4rem;
    width: 100%;
  }

  .nav__item {
    width: 100%;
  }

  .nav__link {
    font-size: 1.35rem;
    letter-spacing: 0.08em;
    opacity: 0;
    transform: none;
  }

  .nav.is-open .nav__link,
  .nav.is-open .nav__cta {
    opacity: 1;
    transform: none;
    transition: opacity 500ms var(--ease), transform 500ms var(--ease);
  }

  .nav.is-open .nav__list li:nth-child(1) .nav__link { transition-delay: 80ms; }
  .nav.is-open .nav__list li:nth-child(2) .nav__link { transition-delay: 130ms; }
  .nav.is-open .nav__list li:nth-child(3) .nav__link { transition-delay: 180ms; }
  .nav.is-open .nav__list li:nth-child(4) .nav__link { transition-delay: 230ms; }
  .nav.is-open .nav__list li:nth-child(5) .nav__link { transition-delay: 280ms; }
  .nav.is-open .nav__list li:nth-child(6) .nav__link { transition-delay: 330ms; }
  .nav.is-open .nav__list li:nth-child(7) .nav__link { transition-delay: 380ms; }
  .nav.is-open .nav__cta { transition-delay: 450ms; margin-top: 1rem; }

  body.is-nav-open .site-header {
    z-index: calc(var(--z-overlay) + 2);
  }

  .nav {
    overflow-y: auto;
    justify-content: flex-start;
  }

  .nav__item--has-sub {
    flex-wrap: wrap;
    width: 100%;
  }

  .nav__caret {
    display: none;
  }

  .nav:not(.is-open) .nav__sub {
    display: none;
  }

  .nav.is-open .nav__item--has-sub > .nav__sub,
  .nav.is-open .nav__item--has-sub.is-open > .nav__sub,
  .nav.is-open .nav__item--has-sub:focus-within > .nav__sub {
    display: grid;
    position: static;
    left: auto;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    min-width: 0;
    width: 100%;
    flex-basis: 100%;
    margin-top: 0.45rem;
    padding: 0.35rem 0 0.35rem 0.2rem;
    grid-template-columns: 1fr;
    box-shadow: none;
    border: 0;
    border-radius: 0;
    background: transparent;
  }

  .nav.is-open .nav__sub::before {
    display: none;
  }

  .nav.is-open .nav__sub a {
    opacity: 1;
    transform: none;
    font-size: 0.95rem;
    padding: 0.55rem 0.2rem;
  }
}