/* ═══════════════════════════════════════════════
   ═══════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.5rem var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.5s var(--ease-out-expo);
}

.nav::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-dim), var(--accent), var(--accent-dim), transparent);
  opacity: 0;
  transition: opacity 0.6s var(--ease-out-expo);
}

.nav.scrolled {
  padding: 0.9rem var(--container-padding);
  background: rgba(242,242,247,0.88);
  backdrop-filter: blur(24px) saturate(1.6);
  -webkit-backdrop-filter: blur(24px) saturate(1.6);
  box-shadow: 
    0 1px 0 rgba(10,10,10,0.06),
    0 4px 16px rgba(10,10,10,0.04);
}

.nav.scrolled::after {
  opacity: 0.35;
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: #F2F2F7;
  transition: color 0.5s var(--ease-out-expo);
  /* Premium: Subtle anti-aliased text rendering */
  -webkit-font-smoothing: antialiased;
}

  .nav.scrolled .nav__logo {
    color: #0A0A0A;
  }

  .nav__links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav__link {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(242,242,247,0.65);
  position: relative;
  transition: color 0.3s ease;
}

.nav.scrolled .nav__link {
  color: #6E6E73;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--accent-dim), var(--accent), var(--accent-dim));
  transition: width 0.5s var(--ease-out-expo), left 0.5s var(--ease-out-expo);
}

.nav__link:hover { color: #F2F2F7; }
.nav.scrolled .nav__link:hover { color: #0A0A0A; }
.nav__link:hover::after { width: 100%; left: 0; }

.nav__cta {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #FFFFFF;
  background: var(--accent);
  padding: 0.8rem 2rem;
  transition: all 0.4s var(--ease-out-expo);
  clip-path: none;
  border-radius: var(--radius-pill);
  position: relative;
  overflow: hidden;
}

.nav__cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--accent-sweep);
  transform: translateX(-150%);
  transition: transform 0.7s var(--ease-out-expo);
}

.nav__cta:hover::before {
  transform: translateX(150%);
}

.nav__cta:hover {
  background: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(142,153,164,0.3);
}

.nav__mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
}

.nav__mobile-toggle span {
  display: block;
  height: 1px;
    background: #F2F2F7;
    transition: all 0.3s ease;
    width: 100%;
  }

  .nav.scrolled .nav__mobile-toggle span {
    background: #0A0A0A;
  }

@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__mobile-toggle { display: flex; }
}