.menu-container {
  position: absolute;
  top: 150px;
  left: -300px;
  z-index: 1000;
  width: 300px;

  background-color: rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px); /* Safari */

  border-radius: 10px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
  max-height: 60vh;
  overflow: scroll;
  overflow-x: hidden;

  border: 1px solid rgba(255, 255, 255, 0.3); /* Viền nhẹ trong suốt */
}


.menu-header {
  background-color: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);       /* Hiệu ứng mờ */
  -webkit-backdrop-filter: blur(10px); /* Hỗ trợ Safari */
  color: rgb(19, 18, 18);
  padding: 12px 15px;
  font-size: 18px;
  font-weight: bold;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.3s;
}

.menu-header::after {
  content: "▼";
  font-size: 12px;
  transition: transform 0.3s;
}

.menu-header.active::after {
  transform: rotate(180deg);
}

.menu-group {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}

.place-item, .menu-item {
  padding: 12px 15px;
  border-bottom: 1px solid #eee;
  cursor: pointer;
  transition: background-color 0.3s;
}

.place-item.main, .menu-item.main {
  font-weight: bold;
  color: #000000;
  text-align: center;
  background-color: rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
}

.place-item img, .menu-item img {
  width: 260px
}
.place-item.sub, .menu-item.sub {
  padding-left: 30px;
  color: #555;
}

.place-item:hover, .menu-item:hover {
  background-color: #f0f0f0;
}

/* Nút Hamburger */
.hamburger {
  position: absolute;
  top: 100px;
  left: 0px;
  z-index: 100;
  cursor: pointer;
  padding: 10px;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 3px;
  margin: 5px 0;
  background-color: #ffffff;
  transition: all 0.3s ease;
}

/* Khi menu active */
.menu-container.active {
  left: 0;
}

/* Hiệu ứng nút khi menu mở */
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}