nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 48px;
  background: var(--navy);
  position: relative;
}

.nav-logo {
  color: var(--text-on-dark-bright);
  font-size: 17px;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.3px;
  z-index: 11;
}

.nav-links {
  display: flex;
  gap: 28px;
}

.nav-links a {
  color: var(--text-on-dark);
  font-size: 13px;
  text-decoration: none;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text-on-dark-bright);
}

/* Hamburger — hidden on desktop */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 11;
}

.hamburger,
.hamburger::before,
.hamburger::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-on-dark-bright);
  border-radius: 1px;
  transition: transform 0.3s, opacity 0.3s;
}

.hamburger {
  position: relative;
}

.hamburger::before,
.hamburger::after {
  content: "";
  position: absolute;
  left: 0;
}

.hamburger::before {
  top: -7px;
}

.hamburger::after {
  top: 7px;
}

/* X state */
.nav-toggle[aria-expanded="true"] .hamburger {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
  top: 0;
  transform: rotate(-45deg);
}

/* ── MOBILE ── */
@media (max-width: 768px) {
  nav {
    padding: 16px 20px;
  }

  .nav-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--navy);
    flex-direction: column;
    gap: 0;
    padding: 8px 0 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    z-index: 10;
  }

  .nav-links.nav-open {
    display: flex;
  }

  .nav-links a {
    font-size: 14px;
    padding: 12px 20px;
    display: block;
  }

  .nav-links a:hover {
    background: rgba(255, 255, 255, 0.05);
  }
}