.site-header {
  position: relative;
  z-index: 80;
  background: #ffffff;
  color: #07152f;
  border-bottom: 2px solid #07152f;
  box-shadow: 0 4px 18px rgba(7, 21, 47, 0.08);
}

.site-header.is-scrolled {
  position: sticky;
  top: 0;
  box-shadow: 0 8px 24px rgba(7, 21, 47, 0.14);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-height: 84px;
}

.navbar-brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 10px;
  color: var(--color-white);
}

.navbar-brand:hover {
  color: var(--color-white);
}

.navbar-brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(39, 193, 242, 0.6);
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-cyan-500), var(--color-cyan-400));
  color: var(--color-navy-950);
  font-family: 'Metrophobic', sans-serif;
  font-size: 1.2rem;
  box-shadow: 0 0 0 6px rgba(9, 169, 232, 0.08);
}

.navbar-brand-copy {
  display: grid;
  gap: 0;
  line-height: 1;
}

.navbar-brand-name {
  font-family: 'Metrophobic', sans-serif;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
}

.navbar-brand-tagline {
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.56);
  font-size: 0.55rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-left: auto;
}

.navbar-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 12px;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.74rem;
  font-weight: 700;
}

.navbar-link::after {
  position: absolute;
  right: 12px;
  bottom: 3px;
  left: 12px;
  height: 2px;
  border-radius: 4px;
  background: var(--color-cyan-400);
  content: '';
  opacity: 0;
  transform: scaleX(0.4);
  transition: opacity var(--transition), transform var(--transition);
}

.navbar-link:hover,
.navbar-link.is-active,
.navbar-link[aria-current='page'] {
  background: rgba(255, 255, 255, 0.07);
  color: var(--color-white);
}

.navbar-link:hover::after,
.navbar-link.is-active::after,
.navbar-link[aria-current='page']::after {
  opacity: 1;
  transform: scaleX(1);
}

.navbar-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  margin-left: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--color-cyan-500);
  color: var(--color-navy-950);
  font-size: 0.72rem;
  font-weight: 800;
  box-shadow: 0 8px 20px rgba(9, 169, 232, 0.22);
}

.navbar-cta:hover {
  background: var(--color-white);
  color: var(--color-navy-950);
  transform: translateY(-2px);
}

.navbar-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 9px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  background: transparent;
}

.navbar-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  border-radius: 2px;
  background: var(--color-white);
  transition: transform var(--transition), opacity var(--transition);
}

.navbar-toggle[aria-expanded='true'] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar-toggle[aria-expanded='true'] span:nth-child(2) {
  opacity: 0;
}

.navbar-toggle[aria-expanded='true'] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.navbar-overlay {
  display: none;
}

@media (max-width: 900px) {
  .navbar {
    min-height: 72px;
  }

  .navbar-toggle {
    display: block;
  }

  .navbar-menu {
    position: absolute;
    top: calc(100% + 1px);
    right: 16px;
    left: 16px;
    z-index: 10;
    display: grid;
    gap: 4px;
    padding: 13px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    background: var(--color-navy-900);
    box-shadow: 0 18px 38px rgba(0, 0, 0, 0.2);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity var(--transition), transform var(--transition);
  }

  .navbar-menu.is-open,
  .navbar-menu[aria-hidden='false'] {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .navbar-link {
    min-height: 44px;
    padding: 10px 12px;
  }

  .navbar-link::after {
    right: auto;
    bottom: 10px;
    left: 12px;
    width: 22px;
  }

  .navbar-cta {
    min-height: 44px;
    margin: 6px 0 0;
  }

  .navbar-overlay.is-visible {
    position: fixed;
    z-index: 5;
    inset: 0;
    display: block;
    background: rgba(6, 17, 39, 0.45);
  }
}

@media (max-width: 480px) {
  .navbar-brand-tagline {
    display: none;
  }

  .navbar-brand-name {
    font-size: 1.08rem;
  }

  .navbar-brand-mark {
    width: 34px;
    height: 34px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .navbar-link::after,
  .navbar-menu,
  .navbar-toggle span {
    transition: none;
  }
}

/* Compatibility layer for the current navbar.php markup. */
.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-height: 84px;
}

.brand-mark {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  color: var(--color-white);
}

.brand-mark img {
  display: block;
  width: 220px;
  height: 70px;
  object-fit: contain;
}

.primary-navigation {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-left: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 5px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 14px;
  border-radius: 8px;
  color: #07152f;
  font-size: 0.78rem;
  font-weight: 700;
}

.nav-link:hover,
.nav-link.is-active {
  background: rgba(9, 169, 232, 0.1);
  color: #09a9e8;
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-trigger {
  cursor: pointer;
  list-style: none;
}

.nav-dropdown-trigger::-webkit-details-marker {
  display: none;
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  z-index: 20;
  min-width: 190px;
  margin: 0;
  padding: 8px;
  border: 1px solid rgba(7, 21, 47, 0.15);
  border-radius: 12px;
  background: #ffffff;
  box-shadow: 0 18px 38px rgba(7, 21, 47, 0.12);
  list-style: none;
}

.nav-dropdown-menu a {
  display: block;
  padding: 9px 10px;
  border-radius: 8px;
  color: #07152f;
  font-size: 0.74rem;
}

.nav-dropdown-menu a:hover {
  background: rgba(9, 169, 232, 0.1);
  color: #09a9e8;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  margin-left: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  background: #09a9e8;
  color: #07152f;
  font-size: 0.74rem;
  font-weight: 800;
  border: 1px solid #07152f;
  box-shadow: 0 4px 14px rgba(9, 169, 232, 0.3);
}

.nav-cta:hover {
  background: #07152f;
  color: #ffffff;
}

.nav-menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 9px;
  border: 2px solid #07152f;
  border-radius: 10px;
  background: #ffffff;
}

.nav-menu-toggle .menu-icon span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  border-radius: 2px;
  background: #07152f;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-menu-toggle[aria-expanded='true'] .menu-icon span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-menu-toggle[aria-expanded='true'] .menu-icon span:nth-child(2) {
  opacity: 0;
}

.nav-menu-toggle[aria-expanded='true'] .menu-icon span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 900px) {
  .site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
  }

  .nav-shell {
    min-height: 62px;
    gap: 14px;
  }

  .brand-mark {
    display: flex;
    align-items: center;
    max-width: calc(100% - 60px);
  }

  .brand-mark img {
    width: auto;
    max-width: 145px;
    height: 44px;
    object-fit: contain;
  }

  .nav-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    padding: 8px;
    margin-left: auto;
    border: 2px solid #07152f;
    border-radius: 10px;
    background: #ffffff;
  }

  .primary-navigation {
    position: absolute;
    top: calc(100% + 4px);
    right: 12px;
    left: 12px;
    z-index: 1001;
    display: grid;
    gap: 8px;
    margin-left: 0;
    padding: 16px 14px;
    border: 2px solid #07152f;
    border-radius: 14px;
    background: #ffffff;
    box-shadow: 0 16px 40px rgba(7, 21, 47, 0.22);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s;
  }

  .primary-navigation.is-open,
  .primary-navigation[aria-hidden='false'] {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-list {
    display: grid;
    gap: 6px;
  }

  .nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 46px;
    padding: 10px 14px;
    color: #07152f;
    font-size: 0.92rem;
    font-weight: 700;
    border-radius: 8px;
    border: 1px solid rgba(7, 21, 47, 0.08);
  }

  .nav-link:hover,
  .nav-link.is-active {
    background: rgba(9, 169, 232, 0.1);
    color: #09a9e8;
    border-color: #09a9e8;
  }

  .nav-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    width: 100%;
    margin: 8px 0 0;
    padding: 12px 18px;
    font-size: 0.88rem;
    font-weight: 800;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .nav-shell {
    min-height: 58px;
  }

  .brand-mark img {
    max-width: 130px;
    height: 40px;
  }

  .nav-menu-toggle {
    width: 38px;
    height: 38px;
  }

  .primary-navigation {
    right: 8px;
    left: 8px;
    padding: 14px 12px;
  }
}