#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-navbar);
  padding: 1.5rem 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.5s var(--ease-out-expo),
              border-color 0.5s var(--ease-out-expo),
              padding 0.4s var(--ease-out-expo);
  border-bottom: 1px solid transparent;
}

#navbar.scrolled {
  background: var(--sand);
  border-color: rgba(44, 74, 46, 0.15);
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.nav-logo {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.5rem;
  color: var(--white);
  letter-spacing: 0.02em;
  transition: color 0.5s var(--ease-out-expo);
}

#navbar.scrolled .nav-logo {
  color: var(--moss);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 3rem;
}

.nav-link {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(250, 250, 248, 0.8);
  position: relative;
  padding-bottom: 0.4rem;
  transition: color 0.3s ease;
}

#navbar.scrolled .nav-link {
  color: rgba(26, 26, 26, 0.65);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--moss-light);
  opacity: 0;
  transition: opacity 0.3s ease;
}

#navbar.scrolled .nav-link::after {
  background: var(--moss);
}

.nav-link.active::after,
.nav-link:hover::after {
  opacity: 1;
}

.nav-link.active {
  color: var(--white);
}

#navbar.scrolled .nav-link.active {
  color: var(--moss);
}

.nav-cta {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--charcoal);
  background: var(--sand);
  padding: 0.75rem 1.75rem;
  border-radius: 100px;
  transition: background 0.3s ease, color 0.3s ease, transform 0.2s ease;
}

#navbar.scrolled .nav-cta {
  background: var(--moss);
  color: var(--sand);
}

.nav-cta:hover {
  transform: scale(1.03);
}

.nav-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  cursor: pointer;
}

.nav-burger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.35s var(--ease-out-expo),
              opacity 0.35s ease,
              background 0.5s var(--ease-out-expo);
}

#navbar.scrolled .nav-burger span {
  background: var(--moss);
}

.nav-burger.open span:first-child { transform: translateY(6.5px) rotate(45deg); }
.nav-burger.open span:last-child  { transform: translateY(-6.5px) rotate(-45deg); }

/* Menu mobile */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-navbar) - 1);
  background: var(--moss);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out-expo);
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}

.mobile-link {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(2rem, 8vw, 3rem);
  color: var(--sand);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s var(--ease-out-expo);
}

.mobile-menu.open .mobile-link {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
.mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
.mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
.mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }
.mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.25s; }

.mobile-link-cta {
  font-family: var(--font-sans);
  font-style: normal;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(232, 224, 208, 0.5);
  margin-top: 1rem;
}

@media (max-width: 768px) {
  #navbar {
    padding: 1.2rem 1.5rem;
  }

  .nav-links { display: none; }
  .nav-cta   { display: none; }
  .nav-burger { display: flex; }
}