.nav {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  border-bottom: 1px solid var(--color-line);
  background: var(--color-ink);
  box-shadow: 0 0.7rem 0 rgba(0, 0, 0, 0.2);
}

.nav.is-stuck {
  border-bottom-color: var(--color-gold-deep);
}

.nav__inner {
  display: flex;
  min-height: 5.5rem;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 0.85rem;
}

.brand img {
  width: 3rem;
  height: 3.65rem;
  flex: 0 0 auto;
  object-fit: contain;
}

.brand__name {
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 1.6vw, 1.55rem);
  font-style: italic;
  font-weight: 800;
  white-space: nowrap;
}

.brand__name b {
  color: var(--color-gold);
}

.brand__ops {
  color: var(--color-cyan);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(1.1rem, 2.2vw, 2.35rem);
}

.nav__links > a:not(.btn) {
  position: relative;
  color: var(--color-text-soft);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 750;
}

.nav__links > a:not(.btn)::after {
  position: absolute;
  right: 0;
  bottom: -0.65rem;
  left: 0;
  height: 2px;
  background: transparent;
  content: "";
}

.nav__links > a:not(.btn):hover,
.nav__links > a:not(.btn).is-active {
  color: var(--color-gold-bright);
}

.nav__links > a:not(.btn).is-active::after {
  background: var(--color-gold);
}

.nav__toggle {
  display: none;
  width: 2.9rem;
  height: 2.9rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-line-strong);
  background: var(--color-panel);
  color: var(--color-text);
}

.nav__toggle svg {
  width: 1.25rem;
  height: 1.25rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: square;
  stroke-width: 1.8;
}