header {
  border-bottom: 2px solid var(--border-color);
  padding: 1.25rem 0;
  margin-bottom: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  flex-wrap: wrap;
}

header > a {
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--text-strong);
  text-decoration: none;
  letter-spacing: -0.01em;
  padding: 0.35rem 0.6rem;
  margin-left: -0.6rem;
  border-radius: 3px;
  transition: color 0.15s ease, background-color 0.15s ease;
}

header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}

header nav a {
  display: inline-block;
  padding: 0.4rem 0.75rem;
  /* border-radius: 3px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-color); */

  border-radius: 6px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);

  text-decoration: none;
  font-size: 0.92rem;

  line-height: 1.4;
  letter-spacing: normal;
  /* text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.06em;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease; */

  font-weight: 500;

}

header nav a:hover {
  color: var(--text-strong);
  background: var(--bg-subtle);
  text-decoration: none;
}

header nav a:active {
  transform: translateY(1px);
}

@media (max-width: 600px) {
  header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem 0;
    margin-bottom: 2rem;
  }

  .header-actions {
    width: 100%;
    justify-content: space-between;
  }

  header > a {
    margin-left: 0;
  }
}