* {
    margin: 0;
    padding: 0;
}

.menu-box {
    position: fixed; /* 使用固定定位以便不随页面滚动 */
    z-index: 9999;
    bottom: 430px;
    right: 5px;
    cursor: grab;
    display: inline-block; /* 以便整体可拖动 */
    z-index: 999;
}

.menu-button {
    width: 30px;
    height: 30px;
    background-color: #262525e8;
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(13, 13, 14, 0.3);
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1;
    cursor: pointer;
    transition: 0.2s ease-in;
}

.menu-button:hover {
    background-color: #0f0f0fe8;
    box-shadow: 0 0 0 8px rgba(22, 22, 22, 0.3);
}

.menu-button .line-box {
    width: 20px;
    height: 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
    transition: transform 0.3s ease-out;
}

.menu-button .line {
    background-color: #fff;
    width: 100%;
    height: 2px;
    border-radius: 2px;
}

.menu-button .line:first-child {
    width: 50%;
    transform-origin: right;
    transition: transform 0.3s ease-in-out;
}

.menu-button .line:last-child {
    width: 50%;
    align-self: flex-end;
    transform-origin: left;
    transition: transform 0.3s ease-in-out;
}

.menu-list {
    width: 130px;
    box-shadow: 0 2px 2px 0 rgba(36, 35, 35, 0.911), 0 1px 5px 0 rgb(32, 32, 32);
    background-color: #1f1f1fe9;
    border: 2px solid #343437a2;
    border-radius: 8px;
    list-style: none;
    padding: 6px;
    position: absolute;
    top: -200px; /* 相对于按钮的上方 */
    left: -118px; /* 从按钮的左侧展开 */
    opacity: 0;
    transform: scale(0);
    transform-origin: bottom right;
    transition: 0.3s ease;
    transition-delay: 0.1s;
    z-index: -9;
}

.menu-list li {
    display: flex;
    align-items: center;
    padding: 10px;
    color: #e4e4eb;
    cursor: pointer;
    position: relative;
}

.menu-list li::before {
    content: "";
    width: calc(100% - 24px);
    height: 1px;
    background-color: rgba(44, 42, 42, 0.43);
    position: absolute;
    bottom: 0;
    left: 12px;
}

.menu-list li:last-child::before {
    display: none;
}
.menu-list li:hover {
    background-color: #127de7de;
    transition: background-color 0.3s ease; /* 添加过渡效果 */
}
.menu-list .fa {
    font-size: 18px;
    width: 18px;
    height: 18px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.menu-list span {
    font-size: 14px;
    margin-left: 8px;
}

.active .line-box {
    transform: rotate(-45deg);
}

.active .line-box .line:first-child {
    transform: rotate(-90deg) translateX(1px);
}

.active .line-box .line:last-child {
    transform: rotate(-90deg) translateX(-1px);
}

.active .menu-list {
    opacity: 1;
    transform: scale(1);
}

.active .menu-list li {
    animation: fade-in-item 0.4s linear forwards;
}

.active .menu-list li:nth-child(1) {
    animation-delay: 0.1s;
}

.active .menu-list li:nth-child(2) {
    animation-delay: 0.2s;
}

.active .menu-list li:nth-child(3) {
    animation-delay: 0.3s;
}

.active .menu-list li:nth-child(4) {
    animation-delay: 0.4s;
}

@keyframes fade-in-item {
    100% {
        transform: translateX(0);
        opacity: 1;
    }
}