.site-header > .header-cta,
.article-header > .header-cta {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 7px;
  line-height: 1;
}

.site-header > .header-cta::after,
.article-header > .header-cta::after {
  content: "";
  position: absolute;
  z-index: 0;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(135deg, #93b4e9 0%, #a0b9e1 16%, #c3c3cd 32%, #e9c2a1 48%, #f9b375 64%, #ff9d5c 80%, #fe8b54 100%);
  opacity: 0;
  transition: opacity 500ms cubic-bezier(.9, 0, .1, 1);
}

.site-header > .header-cta:hover::after,
.site-header > .header-cta:focus-visible::after,
.article-header > .header-cta:hover::after,
.article-header > .header-cta:focus-visible::after {
  opacity: 1;
}

.header-cta-label,
.header-cta-icon-clip {
  position: relative;
  z-index: 1;
}

.header-cta-label {
  display: flex;
  overflow: hidden;
  white-space: nowrap;
}

.header-cta-char {
  display: inline-block;
  text-shadow: 0 1.15em 0 #111;
  transform: translateY(0);
  transition: transform 300ms cubic-bezier(.9, 0, .1, 1);
  transition-delay: 0ms;
}

.header-cta-icon-clip {
  width: 18px;
  height: 18px;
  overflow: hidden;
  flex: 0 0 18px;
}

.header-cta-icon-track {
  display: flex;
  flex-direction: column;
  width: 18px;
  transform: translateY(0);
  transition: transform 300ms cubic-bezier(.9, 0, .1, 1);
}

.header-cta-icon-track img {
  display: block;
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  transition: filter 600ms cubic-bezier(.9, 0, .1, 1);
}

/* Legacy header templates use span icons; render the same SVG as the homepage CTA. */
.header-cta-icon-track .direction-arrow {
  display: block;
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  background: transparent url("/assets/arrow-right.svg") center / contain no-repeat;
  -webkit-mask: none;
  mask: none;
  transition: filter 600ms cubic-bezier(.9, 0, .1, 1);
}

.header-cta:hover .header-cta-char,
.header-cta:focus-visible .header-cta-char {
  transform: translateY(-1.15em);
  transition-duration: 500ms;
  transition-delay: calc(var(--char) * 20ms);
}

.header-cta:hover .header-cta-icon-track,
.header-cta:focus-visible .header-cta-icon-track {
  transform: translateY(-18px);
  transition-duration: 500ms;
  transition-delay: 200ms;
}

body.shared-header-on-dark .header-cta-char {
  text-shadow: 0 1.15em 0 #fff;
}

body.shared-header-on-dark .header-cta-icon-track img {
  filter: invert(1);
}

body.shared-header-on-dark .header-cta-icon-track .direction-arrow {
  filter: invert(1);
}

body.shared-header-on-dark .header-cta:hover,
body.shared-header-on-dark .header-cta:focus-visible {
  color: #111;
}

body.shared-header-on-dark .header-cta:hover .header-cta-char,
body.shared-header-on-dark .header-cta:focus-visible .header-cta-char {
  text-shadow: 0 1.15em 0 #111;
}

body.shared-header-on-dark .header-cta:hover .header-cta-icon-track img,
body.shared-header-on-dark .header-cta:focus-visible .header-cta-icon-track img {
  filter: none;
}

body.shared-header-on-dark .header-cta:hover .header-cta-icon-track .direction-arrow,
body.shared-header-on-dark .header-cta:focus-visible .header-cta-icon-track .direction-arrow {
  filter: none;
}

/* Keep narrow headers to the shared two-control system: brand + menu toggle. */
@media (max-width: 900px) {
  .site-header > .header-cta,
  .article-header > .header-cta {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header > .header-cta::after,
  .article-header > .header-cta::after,
  .header-cta-char,
  .header-cta-icon-track {
    transition: none;
  }

  .header-cta:hover .header-cta-char,
  .header-cta:focus-visible .header-cta-char,
  .header-cta:hover .header-cta-icon-track,
  .header-cta:focus-visible .header-cta-icon-track {
    transform: none;
  }
}