/* Shared Arcturian Enterprises tab bar */
:root { --ae-nav-height: 58px; }
.ae-global-nav {
  align-items: center;
  background: #0c1b2b;
  border-bottom: 1px solid rgba(255,255,255,.12);
  box-shadow: 0 4px 18px rgba(6,17,30,.12);
  color: #f4f7fb;
  display: flex;
  gap: 1.5rem;
  justify-content: space-between;
  min-height: var(--ae-nav-height);
  padding: .7rem max(4vw, 1rem);
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 100;
}
.ae-global-nav a { text-decoration: none; }
.ae-nav-brand {
  color: #fff;
  flex: 0 0 auto;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .04em;
  white-space: nowrap;
}
.ae-nav-links {
  align-items: center;
  display: flex;
  gap: .3rem;
  justify-content: flex-end;
  min-width: 0;
}
.ae-nav-link {
  border: 1px solid transparent;
  border-radius: 999px;
  color: #b9c6d6;
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .02em;
  padding: .42rem .72rem;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
  white-space: nowrap;
}
.ae-nav-link:hover,
.ae-nav-link[aria-current="page"] {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.18);
  color: #fff;
}
.ae-nav-link[aria-current="page"] { color: #f4c56a; }
/* Keep an existing sticky concept header below the shared bar. */
.ae-global-nav + header { top: var(--ae-nav-height); }
@media (max-width: 680px) {
  .ae-global-nav { gap: .4rem; padding-inline: .75rem; }
  .ae-nav-brand { font-size: .68rem; letter-spacing: 0; }
  .ae-nav-links { gap: .1rem; }
  .ae-nav-link { font-size: .66rem; padding: .36rem .42rem; }
}
@media (max-width: 430px) {
  .ae-nav-brand { max-width: 7rem; white-space: normal; line-height: 1.15; }
  .ae-nav-link { font-size: .6rem; padding-inline: .3rem; }
}