.language-switcher {
  position: absolute;
  top: 20px;
  left: 20px;
  z-index: 1000;
}
.lang-toggle {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
}
.lang-menu {
  display: none;
  list-style: none;
  padding: 6px 10px;
  margin: 0;
  background: white;
  border: 1px solid #ccc;
  position: absolute;
  top: 30px;
  left: 0;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
  width: 140px; /* 外枠サイズ小さめに */
}
.lang-menu li {
  margin: 5px 0;
}
.lang-menu li a {
  text-decoration: none;
  color: #333;
  display: block;
  padding: 8px 12px;
  border: 1px solid #999;
  text-align: center;
  white-space: nowrap; /* 改行防止 */
  font-size: 1rem;
}
.lang-menu li a:hover {
  background: #f0f0f0;
}
.language-switcher:hover .lang-menu {
  display: block;
}

/* レスポンシブ対応 */
@media screen and (max-width: 768px) {
  .language-switcher {
    top: 10px;
    left: 10px;
  }
  .lang-toggle {
    font-size: 1.2rem;
  }
  .lang-menu {
    width: 120px;
  }
}

.lang-menu.show {
  display: block;
}