/* ═══════════════════════════════════════════════════════════

       NAVIGATION
    ═══════════════════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 var(--section-pad-x);
  height: var(--nav-height);
  border-bottom: 2px solid rgba(242, 240, 234, .15);
  background: rgba(0, 0, 0, .88);
  backdrop-filter: blur(14px);
  transition: border-color .3s, background .3s;
}

.nav.is-scrolled {
  border-bottom-color: var(--color-purple);
  background: rgba(0, 0, 0, .97);
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.65rem;
  letter-spacing: .06em;
  color: var(--color-white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: .65rem;
  line-height: 1;
}

.nav__logo-moons {
  display: flex;
  align-items: center;
  gap: 3px;
}

.nav__logo-moons img {
  display: block;
  transition: opacity .3s, transform .3s;
}

.nav__logo:hover .nav__logo-moons img {
  opacity: 0.85;
  transform: scale(1.1);
}

.nav__links {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 2.2rem;
  list-style: none;
}

.nav__right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav__links a {
  font-family: var(--font-heading);
  font-size: .90rem;
  font-weight: 700;
  letter-spacing: .20em;
  text-transform: uppercase;
  color: var(--color-steel);
  text-decoration: none;
  position: relative;
  padding-bottom: 2px;
  display: inline-block;
  transition: color .28s ease, transform .28s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-purple);
  transition: width .3s cubic-bezier(.77, 0, .18, 1);
}

.nav__links a:hover,
.nav__links a.is-active {
  color: var(--color-white);
  transform: scale(1.05);
}

.nav__links a:hover::after,
.nav__links a.is-active::after {
  width: 100%;
}

.nav__cta {
  font-family: var(--font-heading);
  font-size: .88rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--color-white);
  background: var(--color-purple);
  border: 2px solid var(--color-white);
  padding: .42rem 1.15rem;
  text-decoration: none;
  box-shadow: 3px 3px 0 var(--color-ice);
  transition: transform .15s, box-shadow .15s;
  display: inline-block;
}

.nav__cta:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--color-ice);
}

/* ── Language toggle ──────────────────────────────────────── */
.nav__lang-btn {
  font-family: var(--font-mono, monospace);
  font-size: .80rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--color-steel);
  background: transparent;
  border: 1.5px solid rgba(242, 240, 234, .22);
  padding: .3rem .7rem;
  cursor: pointer;
  border-radius: 3px;
  transition: color .2s, border-color .2s, box-shadow .2s;
  line-height: 1;
  flex-shrink: 0;
}

.nav__lang-btn:hover {
  color: var(--color-white);
  border-color: var(--color-purple);
  box-shadow: 0 0 8px rgba(111, 97, 192, .45);
}

/* ── Mobile hamburger ─────────────────────────────────────── */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: .4rem;
  cursor: pointer;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: transform .3s, opacity .3s;
}

/* Animate to X when menu is open */
.nav__hamburger.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__hamburger.is-active span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Mobile menu overlay ──────────────────────────────────── */
.nav__mobile-menu {
  display: flex;
  position: fixed;
  inset: 0;
  top: var(--nav-height);
  background: rgba(0, 0, 0, .97);
  backdrop-filter: blur(18px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.nav__mobile-menu.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}



.nav__mobile-menu a {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 10vw, 4rem);
  letter-spacing: .08em;
  color: var(--color-white);
  text-decoration: none;
  transition: color .2s;
}

.nav__mobile-menu a:hover {
  color: var(--color-purple);
}

.nav__mobile-menu .nav__cta {
  margin-top: 1rem;
  font-size: 1.15rem;
  padding: .75rem 2rem;
}