.site-header {
  border-bottom: 1px solid var(--border-soft);
  background: rgba(7,10,18,0.8);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1rem;
}

.site-logo {
  font-weight: 800;
  letter-spacing: 0.04em;
}

.site-nav {
  display: flex;
  gap: 1.25rem;
}

.site-nav a {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.site-nav a:hover {
  color: var(--text-main);
}

/* Hamburger (minimal) */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  color: var(--accent);
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: currentColor;
}

@media (max-width: 768px) {
  .site-nav {
    display: none;
    position: absolute;
    right: 1.25rem;
    top: 64px;
    flex-direction: column;
    background: var(--bg-panel);
    border: 1px solid var(--border-soft);
    padding: 0.75rem;
    border-radius: 12px;
  }

  .site-nav.is-open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }
}