.site-header {
  background: #111;
  color: #fff;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  font-size: 18px;
  font-weight: bold;
}

.main-nav {
  display: flex;
  gap: 20px;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 22px;
}

.site-footer {
  background: #111;
  color: #ccc;
  padding: 30px 0;
  margin-top: 80px;
}

.footer-inner {
  text-align: center;
}

.grid {
  display: grid;
  gap: 24px;
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
    flex-direction: column;
    background: #111;
    position: absolute;
    top: 64px;
    left: 0;
    width: 100%;
    padding: 20px;
  }

  .main-nav.active {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }
}