#navbar {
  background: rgba(255,253,245,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--amarelo);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  transition: box-shadow 0.3s;
}

#navbar.scrolled {
  box-shadow: 0 4px 24px rgba(232,83,30,0.12);
}

.nav-link {
  position: relative;
  font-weight: 500;
  color: var(--escuro);
  transition: color 0.2s;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  font-size: inherit;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--laranja);
  transition: width 0.3s;
}

.nav-link:hover {
  color: var(--laranja);
}

.nav-link:hover::after {
  width: 100%;
}

#mobile-menu {
  display: none;
  background: rgba(255,253,245,0.98);
  border-top: 2px solid var(--amarelo);
  padding: 24px 20px;
}

#mobile-menu.open {
  display: block;
}