/* =============================================
   NAVIGATION — Fixed Top Bar
   ============================================= */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.5rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-base);
}

.nav--scrolled {
  background: rgba(42, 24, 16, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 3rem;
}

.nav__logo {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  font-weight: var(--fw-medium);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-cream);
}

.nav__links {
  display: flex;
  gap: 2.5rem;
}

.nav__link {
  font-family: var(--font-sans);
  font-size: var(--fs-nav);
  font-weight: var(--fw-medium);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-cream);
  position: relative;
  padding-bottom: 2px;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-beige-aged);
  transition: var(--transition-base);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

.nav__mobile-toggle span {
  width: 24px;
  height: 1.5px;
  background: var(--color-cream);
  transition: var(--transition-fast);
}

@media (max-width: 768px) {
  .nav {
    padding: 1.2rem 1.5rem;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    background: var(--color-wine-dark);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    transition: var(--transition-base);
  }

  .nav__links--open {
    right: 0;
  }

  .nav__mobile-toggle {
    display: flex;
  }

  .nav__mobile-toggle--open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 4px);
  }
  .nav__mobile-toggle--open span:nth-child(2) {
    opacity: 0;
  }
  .nav__mobile-toggle--open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -4px);
  }
}