:root{--primary: #1abc9c;--primary-dark: #16a085;--primary-light: #d5f5ee;--success: #2ecc71;--light: #f8f9fa;--dark: #343a40;--body-bg: #e9e9e9;--text-color: #373a3c;--sidebar-bg: #2c3e50;--sidebar-text: #d0dcda;--sidebar-header: #3e5871;--header-bg: #2c3e50;--header-text: #d0dcda;--warning: #f0ad4e;--warning-dark: #ec971f}.back-to-top{position:fixed;display:none;right:45px;bottom:45px;z-index:99}#spinner{opacity:0;visibility:hidden;transition:opacity .5s ease-out,visibility 0s linear .5s;z-index:99999}#spinner.show{transition:opacity .5s ease-out,visibility 0s linear 0s;visibility:visible;opacity:1}.btn{transition:.5s}.btn.btn-primary{color:#fff;background-color:var(--primary);border-color:var(--primary)}.btn.btn-primary:hover{background-color:var(--primary-dark);border-color:var(--primary-dark)}.btn.btn-success{color:#fff;background-color:var(--success);border-color:var(--success)}.btn.btn-warning{color:#fff;background-color:var(--warning);border-color:var(--warning)}.btn.btn-warning:hover{background-color:var(--warning-dark);border-color:var(--warning-dark)}.btn-square{width:38px;height:38px}.btn-sm-square{width:32px;height:32px}.btn-lg-square{width:48px;height:48px}.btn-square,.btn-sm-square,.btn-lg-square{padding:0;display:inline-flex;align-items:center;justify-content:center;font-weight:400;border-radius:50px}

/* 侧边栏样式 - 深色主题 */
.sidebar{position:fixed;top:0;left:0;bottom:0;width:250px;height:100vh;overflow-y:auto;background:var(--sidebar-bg);transition:.5s;z-index:999;box-shadow:2px 0 10px rgba(0,0,0,0.1)}.sidebar .navbar{background:var(--sidebar-bg)!important;padding:0}.sidebar .navbar-brand{display:block;padding:15px 20px;margin:0;background:var(--sidebar-bg);border-bottom:1px solid rgba(255,255,255,0.1)}.sidebar .navbar-brand h3{color:#fff!important;margin:0;font-size:1.25rem}.sidebar .navbar-brand h3 i{color:var(--primary)!important;margin-right:8px}.sidebar .user-info{width:100%;background:var(--sidebar-header);padding:15px 20px;margin:0;border-bottom:1px solid rgba(255,255,255,0.1);box-sizing:border-box}.sidebar .user-info a{color:var(--sidebar-text);display:flex;align-items:center;width:100%}.sidebar .user-info a:hover{color:#fff}.sidebar .user-info h5{color:#fff!important;margin-bottom:3px;font-size:16px;font-weight:600}.sidebar .user-info small{color:var(--success);font-size:13px;display:flex;align-items:center;gap:4px}.sidebar .user-info small i{color:var(--success);font-size:11px}.sidebar .navbar-nav{width:100%;padding:10px 0}.sidebar .navbar-nav .nav-link{padding:10px 20px;color:var(--sidebar-text);font-weight:500;border-left:3px solid transparent;border-radius:0;outline:none;transition:all .3s;margin:0}.sidebar .navbar-nav .nav-link.active{color:#fff;background:var(--primary);border-left-color:var(--primary)}.sidebar .navbar-nav .nav-link i{width:25px;height:25px;display:inline-flex;align-items:center;justify-content:center;margin-right:10px;color:var(--sidebar-text);transition:all .3s;font-size:16px}.sidebar .navbar-nav .nav-link.active i{color:#fff}.sidebar .dropdown-toggle::after{position:absolute;top:15px;right:15px;border:none;content:"\f107";font-family:"font awesome 5 free";font-weight:900;transition:.5s;color:var(--sidebar-text)}.sidebar .dropdown-toggle[aria-expanded=true]::after{transform:rotate(-180deg)}.sidebar .dropdown-menu{background:var(--sidebar-bg);border:none;padding:0;margin:0;box-shadow:none}.sidebar .dropdown-item{padding:8px 20px 8px 55px;color:var(--sidebar-text);font-weight:400;border-left:3px solid transparent;transition:all .3s;font-size:14px}.sidebar .dropdown-item:hover,.sidebar .dropdown-item.active{color:var(--primary);background:transparent;border-left-color:var(--primary)}

/* 顶部导航栏样式 - 深色主题 */
.content{margin-left:250px;min-height:100vh;background:var(--body-bg);transition:.5s}.content .navbar{background:var(--header-bg)!important;box-shadow:0 2px 10px rgba(0,0,0,0.1);min-height:56px;padding:0 25px}.content .navbar .navbar-nav .nav-link{color:var(--header-text);padding:0 12px;line-height:56px;font-weight:500;transition:all .3s}.content .navbar .nav-link i{color:var(--header-text);font-size:1.1rem}.content .navbar .dropdown-menu{border:none;box-shadow:0 5px 20px rgba(0,0,0,0.1);border-radius:8px;margin-top:10px}.content .navbar .dropdown-item{padding:10px 20px;color:var(--dark);transition:all .3s}

/* 内容板块样式 - 白色背景带阴影 */
.content-box{background:#fff;border-radius:8px;box-shadow:0 2px 12px rgba(0,0,0,0.08);padding:20px;margin:20px}
.content-box .content-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid #e9ecef}.content-box .content-header h3{margin:0;font-size:18px;color:#343a40;font-weight:600}.content-box .content-body{padding:0}

/* panel面板样式统一 */
.panel{background:#fff;border-radius:8px;box-shadow:0 2px 12px rgba(0,0,0,0.08);border:none;margin:20px}
.panel-default{border:none;background:#fff}
.panel-heading{background:transparent;padding:20px 20px 0;border-bottom:none}
.panel-title{font-size:18px;color:#343a40;font-weight:600}
.panel-body{padding:20px}

/* 表格背景色 */
.table{background:#fff}

/* 响应式 */
@media(min-width:992px){.sidebar{margin-left:0}.sidebar.open{margin-left:-250px}.content{width:calc(100% - 250px)}.content.open{width:100%;margin-left:0}}@media(max-width:991.98px){.sidebar{margin-left:-250px}.sidebar.open{margin-left:0}.content{width:100%;margin-left:0}}

/* 其他样式 */
.text-primary{color:var(--primary)!important}.bg-primary{background-color:var(--primary)!important}.border-primary{border-color:var(--primary)!important}.text-success{color:var(--success)!important}.bg-success{background-color:var(--success)!important}.border-success{border-color:var(--success)!important}.text-warning{color:var(--warning)!important}.bg-warning{background-color:var(--warning)!important}.border-warning{border-color:var(--warning)!important}.spinner-border.text-primary{color:var(--primary)!important}.dropdown-menu{background-color:#fff;border-color:rgba(0,0,0,.08)}.dropdown-item{color:var(--dark)}.dropdown-item:hover,.dropdown-item:focus{color:var(--primary);background-color:var(--primary-light)}.dropdown-item.active,.dropdown-item:active{color:#fff;background-color:var(--primary)}.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 .2rem rgba(26,188,156,.25)}.page-link{color:var(--primary)}.page-link:hover{color:var(--primary-dark)}.page-item.active .page-link{background-color:var(--primary);border-color:var(--primary)}.badge-primary{background-color:var(--primary)}.badge-success{background-color:var(--success)}.badge-warning{background-color:var(--warning)}.alert-primary{color:#0c5460;background-color:var(--primary-light);border-color:var(--primary)}.alert-success{color:#155724;background-color:#d4edda;border-color:var(--success)}.alert-warning{color:#856404;background-color:#fff3cd;border-color:var(--warning)}.table-primary,.table-primary>th,.table-primary>td{background-color:var(--primary-light)}.table-hover .table-primary:hover{background-color:#c3f0e6}.table-success,.table-success>th,.table-success>td{background-color:#d4edda}.table-hover .table-success:hover{background-color:#c3e6cb}.table-warning,.table-warning>th,.table-warning>td{background-color:#fff3cd}.table-hover .table-warning:hover{background-color:#ffeeba}.progress-bar{background-color:var(--primary)}.list-group-item.active{color:#fff;background-color:var(--primary);border-color:var(--primary)}a{color:var(--primary)}a:hover{color:var(--primary-dark)}.btn-link{color:var(--primary)}.btn-link:hover{color:var(--primary-dark)}.nav-pills .nav-link.active,.nav-pills .show>.nav-link{background-color:var(--primary)}.navbar-brand.text-primary{color:var(--primary)!important}.form-check-input:checked{background-color:var(--primary);border-color:var(--primary)}.form-switch .form-check-input:checked{background-color:var(--primary);border-color:var(--primary)}.btn-outline-primary{color:var(--primary);border-color:var(--primary)}.btn-outline-primary:hover{background-color:var(--primary);border-color:var(--primary)}.btn-outline-success{color:var(--success);border-color:var(--success)}.btn-outline-success:hover{background-color:var(--success);border-color:var(--success)}.btn-outline-warning{color:var(--warning);border-color:var(--warning)}.btn-outline-warning:hover{background-color:var(--warning);border-color:var(--warning)}.bg-light{background-color:var(--light)!important}.border-light{border-color:var(--light)!important}.text-dark{color:var(--dark)!important}.bg-dark{background-color:var(--dark)!important}.border-dark{border-color:var(--dark)!important}