/* Shared navigation and cross-references for the EgoHumanoid research series. */
.research-series {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .65rem 1rem;
  margin-bottom: 1.5rem;
  color: #fff;
  font-family: "Manrope", Arial, sans-serif;
}
.research-series-label {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.research-series-links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: .25rem;
  padding: .25rem;
  border: 1px solid rgb(255 255 255 / .35);
  border-radius: 1rem;
  background: rgb(15 23 42 / .65);
}
.research-series-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: .5rem .85rem;
  border-radius: .75rem;
  color: #fff;
  font-size: .8rem;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
}
.research-series-links a[aria-current="page"] {
  background: #fff;
  color: #1d4ed8;
}
.research-series-links a:hover:not([aria-current="page"]) {
  background: rgb(255 255 255 / .15);
  text-decoration: underline;
  text-underline-offset: .2em;
}
.research-series-links a:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 3px;
}
.series-related {
  margin-bottom: clamp(2rem, 4vw, 3rem);
  padding: 1.2rem 1.5rem;
  border: 1px solid #dbeafe;
  border-left: 3px solid #2563eb;
  border-radius: .75rem;
  background: #eff6ff;
  color: #334155;
  text-align: left;
}
.series-related-label {
  display: block;
  margin-bottom: .4rem;
  color: #1d4ed8;
  font-family: "Manrope", Arial, sans-serif;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.series-related p { margin: 0; font-size: .95rem; line-height: 1.75; }
.series-related a { color: #1d4ed8; font-weight: 700; text-decoration: underline; text-decoration-skip-ink: none; text-underline-offset: .2em; }
.series-related a:hover { color: #1e3a8a; }
.series-related a:focus-visible { outline: 2px solid #2563eb; outline-offset: 4px; }

/* Let the original page's cover grow when the series navigation wraps. */
.hero-video { height: auto; min-height: max(640px, 100svh); }
.hero-video-overlay { min-height: inherit; padding-block: 110px 100px; }
.hero-video-content { transform: none; }
.footer-links { flex-wrap: wrap; }
@media (max-width: 500px) {
  .research-series { gap: .6rem; margin-bottom: 1.25rem; }
  .research-series-label { flex-basis: 100%; }
  .research-series-links a { font-size: .75rem; padding-inline: .75rem; }
  .series-related { padding: 1rem; }
}