.site-header {
  position: relative;
  z-index: 100;
  background: var(--travel-white);
  color: var(--travel-navy);
  border-bottom: 1px solid var(--travel-border);
}
.main-navigation {
  height: var(--travel-header-height);
  background: rgba(255, 255, 255, 0.96);
}
.nav-container {
  display: flex;
  width: min(
    var(--travel-content-width),
    calc(100% - (var(--travel-page-padding) * 2))
  );
  height: 100%;
  align-items: center;
  justify-content: space-between;
  margin: 0 auto;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  color: var(--travel-navy);
  text-decoration: none;
}
.brand-mark {
  position: relative;
  display: block;
  width: 39px;
  height: 39px;
  border: 1px solid var(--travel-gold);
  border-radius: 50%;
}
.brand-mark-line {
  position: absolute;
  width: 20px;
  height: 1px;
  left: 9px;
  top: 19px;
  background: var(--travel-gold);
  transform: rotate(-45deg);
}
.brand-mark-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  left: 24px;
  top: 8px;
  border: 1px solid var(--travel-gold);
  border-radius: 50%;
  background: var(--travel-white);
}
.brand-content {
  display: flex;
  flex-direction: column;
}
.brand-name {
  font-size: 17px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.12em;
}
.brand-subtitle {
  margin-top: 5px;
  color: var(--travel-muted);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.19em;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: clamp(25px, 3vw, 55px);
  height: 100%;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(20px, 2.5vw, 40px);
  height: 100%;
}
.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 100%;
  color: var(--travel-text);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: color var(--travel-transition);
}
.nav-link span {
  color: var(--travel-gold);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.08em;
  opacity: 0.7;
}
.nav-link:after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--travel-gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--travel-transition);
}
.nav-link:hover,
.nav-link.active {
  color: var(--travel-navy);
}
.nav-link:hover:after,
.nav-link.active:after {
  transform: scaleX(1);
  transform-origin: left;
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 17px;
  padding: 12px 15px;
  background: var(--travel-navy);
  color: var(--travel-white);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  transition:
    background var(--travel-transition),
    color var(--travel-transition);
}
.nav-cta-arrow {
  color: var(--travel-gold);
  font-size: 17px;
  transition: transform var(--travel-transition);
}
.nav-cta:hover {
  background: var(--travel-gold);
  color: var(--travel-navy-dark);
}
.nav-cta:hover .nav-cta-arrow {
  color: var(--travel-navy-dark);
  transform: translate(3px, -3px);
}
.mobile-menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--travel-border-dark);
  background: var(--travel-white);
  cursor: pointer;
}
.mobile-menu-toggle span {
  display: block;
  width: 21px;
  height: 1px;
  margin: 5px auto;
  background: var(--travel-navy);
  transition:
    transform var(--travel-transition),
    opacity var(--travel-transition);
}
@media (max-width: 900px) {
  .main-navigation {
    height: 72px;
  }
  .nav-menu {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    display: none;
    height: auto;
    padding: 25px var(--travel-page-padding) 30px;
    border-top: 1px solid var(--travel-border);
    border-bottom: 1px solid var(--travel-border);
    background: var(--travel-white);
    box-shadow: 0 20px 35px var(--travel-shadow-soft);
  }
  .nav-menu.is-open {
    display: block;
  }
  .nav-links {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    height: auto;
    gap: 0;
  }
  .nav-link {
    height: 48px;
    border-bottom: 1px solid var(--travel-border);
    font-size: 13px;
  }
  .nav-cta {
    justify-content: space-between;
    width: 100%;
    margin-top: 20px;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .mobile-menu-toggle.is-open span:first-child {
    transform: translateY(6px) rotate(45deg);
  }
  .mobile-menu-toggle.is-open span:nth-child(2) {
    opacity: 0;
  }
  .mobile-menu-toggle.is-open span:last-child {
    transform: translateY(-6px) rotate(-45deg);
  }
}
@media (max-width: 480px) {
  .nav-container {
    width: calc(100% - 32px);
  }
  .brand-name {
    font-size: 15px;
  }
  .brand-subtitle {
    font-size: 7px;
  }
  .brand-mark {
    width: 36px;
    height: 36px;
  }
  .brand-mark-line {
    left: 8px;
    top: 17px;
  }
  .brand-mark-dot {
    left: 22px;
    top: 7px;
  }
}