/* 页眉导航栏 基础样式 */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #ffffff;
    padding: 10px 20px;
    border-bottom: 1px solid #eee;
    margin: 0;
}

/* 导航栏 Logo 样式 */
.navbar .logo h1 {
    font-size: 20px;
    font-weight: bold;
    color: #1f2937;
    margin: 0;
}

/* 导航链接样式 */
.navbar-links a {
    color: #4b5563;
    text-decoration: none;
    margin: 0 15px;
    font-size: 18px;
    transition: color 0.3s;
}

.navbar-links a:hover {
    color: #2575fc;
}

/* 头像容器样式 */
.navbar .avatar {
    margin-left: 0;
}

.navbar .avatar img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
}

/* 下拉浮框 基础定位 */
.dropdown {
    position: relative;
    display: inline-block;
}

/* 下拉浮框 内容样式（默认隐藏） */
.dropdown-content {
    display: none;
    position: absolute;
    right: 0;
    background-color: white;
    min-width: 160px;
    box-shadow: 0px 8px 16px rgba(0, 0, 0, 0.1);
    border-radius: 6px;
    z-index: 1;
    padding: 8px 0;
    font-size: 14px;
}

/* 下拉浮框 链接样式 */
.dropdown-content a {
    color: #4b5563;
    text-decoration: none;
    padding: 8px 12px;
    display: block;
    transition: background-color 0.3s;
}

.dropdown-content a:hover {
    background-color: #f3f4f6;
}

/* 下拉浮框  hover 显示 */
.dropdown:hover .dropdown-content {
    display: block;
}