.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: calc(env(safe-area-inset-top, 0px) + 14px) var(--margine) 14px;
  color: #fff;
  transition: background 0.4s, color 0.4s, backdrop-filter 0.4s;
}
.nav.chiara {
  background: rgba(255, 245, 242, 0.72);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  color: var(--inchiostro);
  border-bottom: 1px solid var(--linea);
}
.nav__marchio {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--serif);
  font-size: 1.35rem;
}
.nav__marchio svg { width: 30px; height: 30px; }
.nav__link { display: flex; gap: clamp(14px, 3vw, 32px); font-size: 0.9rem; font-weight: 600; }
.nav__link a { text-decoration: none; opacity: 0.8; transition: opacity 0.2s; }
.nav__link a:hover { opacity: 1; }

@media (max-width: 640px) {
  .nav__link a:not(:nth-child(2)) { display: none; }
}