/* Primary navigation: quiet labels; the section you are in is ink with an underline, the others grey. */
body.portfolio-page .header nav {
  align-items: center;
  gap: clamp(28px, 3.4vw, 56px);
}
body.portfolio-page .header nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 0;
  padding: 8px 0 10px;
  color: var(--label-ink);
  font: 500 clamp(16px, 1.3vw, 21px)/1.2 'Helvetica Neue', Helvetica, Arial, sans-serif;
  letter-spacing: .01em;
  white-space: nowrap;
  text-decoration: none;
  transition: color 180ms ease;
}
body.portfolio-page .header nav a::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: auto;
  height: 2px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 220ms ease;
}
body.portfolio-page .header nav a:hover,
body.portfolio-page .header nav a[aria-current=page] { color: var(--ink); text-decoration: none; }
body.portfolio-page .header nav a:hover::after,
body.portfolio-page .header nav a:focus-visible::after,
body.portfolio-page .header nav a[aria-current=page]::after { transform: scaleX(1); }

@media (max-width: 850px) and (min-width: 701px) {
  body.portfolio-page .header nav { gap: 24px; padding-right: 30px; }
  body.portfolio-page .header nav a { font-size: 15px; }
}

/* Phones: the menu under the wordmark, spread edge to edge. */
@media (max-width: 700px) {
  body.portfolio-page .header nav {
    width: 100%;
    margin: 0 0 10px;
    padding: 0;
    gap: 16px;
    justify-content: space-between;
  }
  body.portfolio-page .header nav a {
    min-height: 50px;
    padding: 0;
    font-size: 16px;
    letter-spacing: .015em;
  }
  body.portfolio-page .header nav a::after { bottom: 0; height: 2px; }
}

@media (prefers-reduced-motion: reduce) {
  body.portfolio-page .header nav a,
  body.portfolio-page .header nav a::after { transition: none; }
}

/* Active and hover states in ink; rust is kept for The Path. */
body.portfolio-page.confidence-mockup-page .header nav a:hover,
body.portfolio-page.confidence-mockup-page .header nav a[aria-current=page],
body.portfolio-page.confidence-mockup-page .studio-nav a:hover,
body.portfolio-page.confidence-mockup-page .studio-nav a[aria-current=page],
body.portfolio-page.confidence-mockup-page .filters a[data-filter]:hover,
body.portfolio-page.confidence-mockup-page .filters a[data-filter][aria-current=page],
body.portfolio-page.confidence-mockup-page .shop-filters button[aria-pressed=true] {
  color: var(--ink);
  text-decoration-color: var(--ink);
  border-color: var(--ink);
}
body.portfolio-page.confidence-mockup-page .header nav a::after { background: var(--ink); }
body.portfolio-page.confidence-mockup-page .shop-filters button[aria-pressed=true] { box-shadow: 0 1px var(--ink); }
/* studio-match.css colours the Studio menu with a longer selector; match it here. */
html body.portfolio-page.confidence-mockup-page main.studio-layout .studio-nav a:hover,
html body.portfolio-page.confidence-mockup-page main.studio-layout .studio-nav a[aria-current=page] { color: var(--ink); }
/* Neutral greys for the options not chosen, as in the title treatment's example. */
body.portfolio-page.confidence-mockup-page .filters a[data-filter],
html body.portfolio-page.confidence-mockup-page main.studio-layout .studio-nav a { color: #646464; }