/* Shared landing-page header for every page. */
.nav {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 27px clamp(22px, 5vw, 70px) 24px;
  display: flex;
  flex-shrink: 0;
  justify-content: space-between;
  align-items: flex-start;
}
.nav .brand {
  display: flex;
  align-items: center;
  color: #f5f8ff;
  text-decoration: none;
  text-transform: none;
}
.nav .lab-name {
  display: flex;
  flex-direction: column;
  color: #fff;
  font-size: 12px;
  line-height: 1.35;
  letter-spacing: .08em;
  font-weight: 800;
}
.nav .lab-name span { display: block; }
.nav .lab-name b { color: #78b9ff; }
.nav .lab-name .lab-amp {
  display: inline;
  color: #c2d9ec;
  font-size: .62em;
  line-height: .8;
  letter-spacing: 0;
}
.nav .links {
  display: flex;
  gap: 29px;
  align-items: center;
  font-size: 14px;
  color: #d4d8e2;
}
.nav .links a {
  color: inherit;
  text-decoration: none;
  transition: color .2s ease, opacity .2s ease;
}
.nav .links a:not(.button):hover { color: #8fd1ff; }
.nav .links .button {
  display: inline-flex;
  align-items: center;
  padding: 11px 17px;
  border: 1px solid rgba(176,218,255,.3);
  border-radius: 999px;
  background: rgba(148,205,255,.08);
  box-shadow: 0 8px 24px rgba(0,0,0,.14);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
  transition: .2s;
}
.nav .links .button:hover {
  color: #fff;
  transform: translateY(-2px);
  background: rgba(255,255,255,.15);
  border-color: rgba(255,255,255,.38);
  box-shadow: 0 12px 30px rgba(24,125,203,.22);
}
@media (max-width: 760px) {
  .nav { padding-top: 20px; }
  .nav .lab-name { letter-spacing: .1em; }
  .nav .links { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .nav .links a { transition: none; }
}