/* === NAVIGATION === */

#main-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  height: 84px;
  display: flex;
  align-items: center;
  padding: 0 var(--pad-x);
  transition: background var(--t-base), box-shadow var(--t-base), height var(--t-base);
}
#main-nav.scrolled {
  height: 70px;
  background: rgba(255,255,255,.97);
  box-shadow: 0 1px 0 rgba(0,0,0,.08);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
#main-nav.scrolled .nav-logo-img { opacity: .95; }
#main-nav.scrolled .nav-link { color: var(--ink-mid); }
#main-nav.scrolled .nav-cta { --btn-bg: var(--navy); }
#main-nav.scrolled .nav-burger span { background: var(--ink); }

.nav-inner {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo-img {
  height: 39px;
  width: auto;
  display: block;
  transition: opacity var(--t-base);
}

/* Desktop links */
.nav-links {
  display: none;
  align-items: center;
  gap: 0;
  list-style: none;
}
@media (min-width: 1024px) {
  .nav-links { display: flex; }
}

.nav-link {
  display: block;
  padding: 6px 16px;
  font-family: var(--ff-body);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .02em;
  color: rgba(255,255,255,.88);
  transition: color var(--t-fast);
  white-space: nowrap;
}
.nav-link:hover { color: var(--white); }

/* Dropdown */
.nav-item { position: relative; }
.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background: var(--white);
  border-radius: 4px;
  box-shadow: 0 12px 40px rgba(0,0,0,.14);
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--t-fast), transform var(--t-fast), visibility var(--t-fast);
  z-index: 100;
}
.nav-item:hover .nav-dropdown,
.nav-item:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.nav-dropdown a {
  display: block;
  padding: 9px 20px;
  font-size: 14px;
  font-weight: 400;
  color: var(--ink-mid);
  transition: color var(--t-fast), background var(--t-fast);
}
.nav-dropdown a:hover { color: var(--navy); background: var(--bg); }
.nav-dropdown-arrow {
  display: inline-block;
  margin-left: 4px;
  font-size: 10px;
  transition: transform var(--t-fast);
}
.nav-item:hover .nav-dropdown-arrow { transform: rotate(180deg); }

/* CTA button in nav */
.nav-cta {
  display: none;
  height: 44px;
  padding: 0 22px;
  font-size: 13px;
}
@media (min-width: 1024px) {
  .nav-cta { display: inline-flex; }
}

/* Hamburger */
.nav-burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-burger span {
  display: block;
  height: 1.5px;
  background: var(--white);
  border-radius: 2px;
  transition: transform var(--t-base), opacity var(--t-base), width var(--t-base);
  transform-origin: center;
}
.nav-burger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-burger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
@media (min-width: 1024px) {
  .nav-burger { display: none; }
}
#main-nav.scrolled .nav-burger span { background: var(--ink); }

/* Mobile menu */
.nav-mobile {
  position: fixed;
  inset: 0;
  background: var(--navy-deep);
  z-index: 800;
  display: flex;
  flex-direction: column;
  padding: 110px var(--pad-x) 48px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(100%);
  transition: opacity var(--t-base), visibility var(--t-base), transform var(--t-base) var(--ease);
}
.nav-mobile.open {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.nav-mobile-link {
  display: block;
  padding: 16px 0;
  font-family: var(--ff-heading);
  font-size: clamp(24px, 6vw, 36px);
  font-weight: 400;
  color: var(--white);
  border-bottom: 1px solid rgba(255,255,255,.1);
  font-variation-settings: "opsz" 72, "SOFT" 0;
}
.nav-mobile-link:first-child { border-top: 1px solid rgba(255,255,255,.1); }
.nav-mobile-foot {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.nav-mobile-tel {
  font-size: 15px;
  font-weight: 500;
  color: rgba(255,255,255,.7);
}
.nav-mobile-tel a { color: var(--white); font-weight: 600; }