.site-nav {
  position: relative;
  z-index: 3;
  width: min(1116px, calc(100% - 48px));
  margin: 0 auto;
  padding: 26px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  font-family: "IBM Plex Sans", system-ui, sans-serif;
}

.site-brand {
  display: inline-flex;
  flex: none;
  align-items: center;
  gap: 12px;
  color: #eaf0ec;
  text-decoration: none;
  font: 600 14px/1 "IBM Plex Mono", monospace;
  letter-spacing: .12em;
}

.site-brand-mark {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  background: var(--accent, #3fcf8e);
}

.site-brand-mark span { width: 10px; height: 10px; border-radius: 2px; background: #0c0d0e; }
.site-nav-links { display: flex; align-items: center; gap: 26px; }
.site-nav-links a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  color: #b6c4bb;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}
.site-nav-links a:hover { color: #eaf0ec; }
.site-nav-links a[aria-current] { color: var(--accent, #3fcf8e); }
.site-nav-links .site-nav-join {
  padding: 9px 17px;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 999px;
  color: #eaf0ec;
  font-weight: 600;
}
.site-nav-join:hover { border-color: rgba(255, 255, 255, .3); background: rgba(255, 255, 255, .04); }
.site-nav a:focus-visible { outline: 3px solid var(--accent, #3fcf8e); outline-offset: 4px; border-radius: 4px; }

@media (max-width: 640px) {
  .site-nav { width: calc(100% - 32px); padding: 20px 0 16px; flex-wrap: wrap; gap: 16px; }
  .site-brand { font-size: 13px; }
  .site-nav-links { width: 100%; gap: clamp(12px, 4vw, 24px); }
  .site-nav-links .site-nav-join { margin-left: auto; padding: 9px 12px; }
}