/* ==============================
   页面背景
   ============================== */
html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    background-image: url('/images/bg01.png'); /* 替换为你的高清背景图 */
    background-size: cover;       /* 铺满屏幕 */
    background-position: center;  /* 居中显示 */
    background-repeat: no-repeat;
    background-attachment: fixed;
}

/* ==============================
   左侧菜单栏 - 浅土蓝底色 + 阴影，无斜线纹理
   ============================== */
.sidebar-menu {
    background-color: #b0c4de !important;  /* 浅土蓝底色 */
    background-image: none !important;      /* 去掉斜线纹理 */
    box-shadow: 2px 0 10px rgba(0,0,0,0.15);
}

/* 左侧菜单文字 */
.sidebar-menu .main-menu li a {
    color: #333333 !important;
    font-weight: 500;
    transition: transform 0.2 ease, color 0.2 ease;
}

/* 左侧菜单悬停效果 */
.sidebar-menu .main-menu li a:hover {
    color: #ffcc00 !important;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

/* ==============================
   顶部导航栏
   ============================== */
.navbar.user-info-navbar {
    background-color: #b0c4de !important; /* 顶部导航栏浅土蓝色，可自定义 */
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

/* 顶部文字 - LTBY导航改黑色 */
.logo-expanded, .logo-collapsed {
    color: #000000 !important;
    font-weight: bold;
}

/* ==============================
   卡片阴影 + 间距调整
   ============================== */
.xe-card {
    background-color: rgba(255, 255, 255, 0.85) !important; /* 半透明白色 */
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15) !important; /* 阴影体现立体感 */
    border-radius: 12px;
    margin: 0 10px 20px; /* 卡片左右间距避免连在一起 */
    transition: transform 0.3 ease, box-shadow 0.3 ease, background-color 0.3 ease;
}

/* 悬停效果 */
.xe-card:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.25) !important;
    background-color: rgba(255, 255, 255, 0.95) !important;
}

/* 卡片文字优化 */
.xe-card .xe-comment .xe-user-name strong {
    color: #222222;
}
.xe-card .xe-comment p {
    color: #555555;
}