/* ---------- Nav ---------- */
/* scroll-padding stops an anchored section landing
   underneath the sticky bar. */
html {
  scroll-padding-top: calc(var(--nav-h) - 1px);
}

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav__inner {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: var(--nav-h);
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.nav__mark {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
}

.nav__mark img {
  display: block;
}

.nav__list {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav__list a {
  display: block;
  position: relative;
  padding: 6px 10px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s ease, background 0.15s ease;
}

.nav__list a:hover {
  color: var(--text-primary);
  background: var(--surface);
}

.nav__list a[aria-current="true"] {
  color: var(--text-primary);
}

.nav__list a[aria-current="true"]::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 0;
  height: 2px;
  border-radius: 1px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

@media (max-width: 460px) {
  .nav__mark img {
    width: 23px;
    height: 21px;
  }

  .nav__inner {
    gap: 12px;
  }

  .nav__list a {
    padding: 6px 5px;
    font-size: 11px;
    letter-spacing: 0;
  }
}