/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.3rem 4rem;
  background: #0e0e0e;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.nav-logo {
  text-decoration: none;
  display: flex;
  align-items: center;
}
.nav-logo-img {
  height: 40px;
  width: auto;
  display: block;
}
.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  font-size: var(--text-ui);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover {
  color: var(--white);
}
.nav-links a.active {
  color: var(--accent);
}

/* ─── HAMBURGER TOGGLE (hidden on desktop) ─── */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 110;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 1px;
  transition: transform 0.3s, opacity 0.3s;
}
/* Animate to X when open */
nav.nav-open .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
nav.nav-open .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}
nav.nav-open .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 960px) {
  nav {
    padding: 1.2rem 2rem;
    flex-wrap: wrap;
  }
  .nav-toggle {
    display: flex;
  }
  .nav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    gap: 0;
    padding: 1.5rem 0 0.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    margin-top: 1.2rem;
  }
  .nav-links li {
    list-style: none;
  }
  .nav-links a {
    display: block;
    padding: 0.85rem 0;
    font-size: var(--text-body);
    letter-spacing: 0.12em;
  }
  nav.nav-open .nav-links {
    display: flex;
  }
}