/* ================================================
 * Element UI 风格管理后台 - 绿色主题
 * 参考 Element UI 设计规范
 * ================================================ */

/* ---------- 全局变量 (Element UI 风格) ---------- */
:root {
  /* 主题色 */
  --el-primary: #2AAE67;
  --el-primary-hover: #39b574;
  --el-primary-active: #229954;
  --el-primary-light: #e8f7ef;
  --el-primary-lighter: #f0fbf5;
  --el-primary-disabled: #a0d8b9;

  /* 功能色 */
  --el-success: #67C23A;
  --el-warning: #E6A23C;
  --el-danger: #F56C6C;
  --el-info: #909399;

  /* 文字色 */
  --el-text-primary: #303133;
  --el-text-regular: #606266;
  --el-text-secondary: #909399;
  --el-text-placeholder: #C0C4CC;

  /* 背景色 */
  --el-bg-page: #F5F7FA;
  --el-bg-white: #fff;

  /* 边框 */
  --el-border-base: #DCDFE6;
  --el-border-light: #E4E7ED;
  --el-border-lighter: #EBEEF5;
  --el-border-extra-light: #F2F6FC;

  /* 侧边栏 */
  --el-sidebar-bg: #1a1f2e;
  --el-sidebar-hover: #262d3f;
  --el-sidebar-text: #a6a9b2;
  --el-sidebar-text-active: #fff;

  /* 圆角 */
  --el-radius-base: 4px;
  --el-radius-small: 2px;
  --el-radius-large: 8px;

  /* 阴影 */
  --el-shadow-base: 0 2px 4px rgba(0,0,0,.12), 0 0 6px rgba(0,0,0,.04);
  --el-shadow-dialog: 0 2px 12px 0 rgba(0,0,0,.1);

  /* 字体 */
  --el-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  font-family: var(--el-font);
  font-size: 14px;
  line-height: 1.5;
  color: var(--el-text-primary);
  background-color: var(--el-bg-page);
  -webkit-font-smoothing: antialiased;
}

/* 滚动条 */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #c0c4cc; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #909399; }

/* ---------- 顶部导航 ---------- */
.layui-layout-admin .layui-header {
  background-color: #fff !important;
  height: 56px !important;
  border-bottom: 1px solid var(--el-border-lighter) !important;
  box-shadow: none !important;
  z-index: 100;
}
.layui-header .layui-logo {
  background-color: var(--el-sidebar-bg) !important;
  color: #fff !important;
  font-size: 16px;
  font-weight: 600;
  height: 56px !important;
  line-height: 56px !important;
  width: 210px !important;
  text-align: center;
  letter-spacing: 1px;
}
.layui-header .layui-logo i {
  margin-right: 8px;
  font-size: 18px;
}
.layui-header .layui-nav {
  background-color: #fff !important;
  height: 56px !important;
  padding: 0 !important;
  overflow: visible !important;
}
/* 修正顶栏左右定位，匹配 210px Logo 宽度 */
.layui-header .layui-layout-left { left: 210px !important; }
.layui-header .layui-layout-right { right: 30px !important; }
.layui-header .layui-nav .layui-nav-item {
  height: 56px !important;
  line-height: 56px !important;
}
/* 顶栏用户下拉菜单 */
.layui-header .layui-nav-child {
  top: 56px !important;
  right: 0;
  left: auto !important;
  z-index: 1000;
  border: 1px solid var(--el-border-lighter);
  border-radius: var(--el-radius-base);
  box-shadow: var(--el-shadow-base);
  min-width: 150px;
  padding: 4px 0;
  display: none;
}
.layui-header .layui-nav-item:hover .layui-nav-child,
.layui-header .layui-nav-item.layui-hover .layui-nav-child {
  display: block !important;
}
.layui-header .layui-nav-child dd a {
  height: 36px !important;
  line-height: 36px !important;
  padding: 0 16px !important;
  font-size: 13px;
}
.layui-header .layui-nav-child dd a:hover {
  background-color: var(--el-primary-light) !important;
  color: var(--el-primary) !important;
}
.layui-header .layui-nav .layui-nav-item a {
  color: var(--el-text-regular) !important;
  height: 56px !important;
  line-height: 56px !important;
  font-size: 14px;
  padding: 0 16px !important;
  transition: color .2s;
}
.layui-header .layui-nav .layui-nav-item a:hover {
  color: var(--el-primary) !important;
}
.layui-header .layui-nav .layui-nav-item a cite {
  color: var(--el-text-regular);
  font-style: normal;
  margin: 8px;
  font-weight: 400;
}
.layui-header .layui-nav .layui-nav-more,
.layui-header .layui-nav .layui-icon-down {
  display: none !important;
}
.layui-header .layui-nav-child a { color: var(--el-text-regular) !important; }
.layui-header .user-ic {
  font-size: 16px;
  color: var(--el-primary);
  margin-right: 5px;
}
.layui-breadcrumb-nav a {
  font-weight: 500;
  font-size: 14px !important;
  padding: 0 16px !important;
  color: var(--el-text-primary) !important;
}
.layui-breadcrumb-nav i { margin-right: 6px; color: var(--el-primary); font-size: 14px; }
.layui-header .layui-nav .layui-nav-item a[layui-event="sideFlex"] {
  font-size: 18px;
  color: var(--el-text-secondary);
}

/* ---------- 侧边栏 ---------- */
.layui-side {
  background-color: var(--el-sidebar-bg) !important;
  width: 210px !important;
  top: 56px !important;
  border-right: none !important;
  box-shadow: 2px 0 6px rgba(0,0,0,.05);
}
.layui-side-scroll {
  background-color: var(--el-sidebar-bg) !important;
  width: 210px !important;
}
.layui-nav-tree {
  background-color: var(--el-sidebar-bg) !important;
  padding: 8px 0;
}
.layui-nav-tree .layui-nav-item {
  margin: 0;
}
.layui-nav-tree .layui-nav-item a {
  color: var(--el-sidebar-text);
  font-size: 14px;
  padding: 0 20px !important;
  height: 44px !important;
  line-height: 44px !important;
  border-radius: 0;
  transition: all .2s;
  margin: 0;
  font-weight: 400;
  position: relative;
}
.layui-nav-tree .layui-nav-item a em {
  font-style: normal;
  margin-left: 10px;
  font-weight: 400;
}
.layui-nav-tree .nav-icon {
  width: 18px;
  display: inline-block;
  text-align: center;
  font-size: 16px;
  color: var(--el-sidebar-text);
  transition: color .2s;
}
.layui-nav-tree .layui-nav-item a:hover {
  background-color: var(--el-sidebar-hover) !important;
  color: var(--el-sidebar-text-active) !important;
}
.layui-nav-tree .layui-nav-item a:hover .nav-icon {
  color: var(--el-sidebar-text-active);
}
.layui-nav-tree .layui-this,
.layui-nav-tree .layui-this > a,
.layui-nav-tree .layui-nav-child dd.layui-this a {
  background-color: var(--el-primary) !important;
  color: #fff !important;
  font-weight: 500;
}
.layui-nav-tree .layui-this::before {
  display: none;
}
.layui-nav-tree .layui-this .nav-icon {
  color: #fff;
}

/* ---------- 主内容区 ---------- */
.layui-layout-admin .layui-body {
  top: 56px !important;
  left: 210px !important;
  bottom: 0 !important;
  padding: 0 !important;
  overflow-y: auto;
  background-color: var(--el-bg-page);
}
.layui-body > div { padding: 16px; }
.layui-body-inner { padding: 16px; }

/* ---------- 按钮 (Element UI 风格) ---------- */
.layui-btn {
  background-color: var(--el-primary);
  border: 1px solid var(--el-primary);
  border-radius: var(--el-radius-base);
  transition: all .2s;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-weight: 400;
  height: 36px;
  line-height: 36px;
  padding: 0 18px;
  font-size: 14px;
  cursor: pointer;
  user-select: none;
  color: #fff;
}
.layui-btn:hover {
  background-color: var(--el-primary-hover);
  border-color: var(--el-primary-hover);
  opacity: 1;
  color: #fff;
}
.layui-btn:active {
  background-color: var(--el-primary-active);
  border-color: var(--el-primary-active);
  color: #fff;
}
.layui-btn-primary {
  background-color: var(--el-primary) !important;
  border-color: var(--el-primary) !important;
  color: #fff !important;
}

/* Plain 按钮 (Element UI default 风格) */
.layui-btn.layui-btn-plain {
  background-color: transparent !important;
  color: var(--el-text-regular) !important;
  border: 1px solid var(--el-border-base) !important;
}
.layui-btn.layui-btn-plain:hover {
  color: var(--el-primary) !important;
  border-color: var(--el-primary) !important;
  background-color: var(--el-primary-light) !important;
}

/* Outline 按钮 */
.layui-btn.layui-btn-outline {
  background-color: transparent !important;
  color: var(--el-primary) !important;
  border-color: var(--el-primary) !important;
}
.layui-btn.layui-btn-outline:hover {
  background-color: var(--el-primary) !important;
  color: #fff !important;
}

/* Text 按钮 */
.layui-btn.layui-btn-text {
  background: none !important;
  border: none !important;
  color: var(--el-primary) !important;
  padding: 0 8px;
  height: auto;
  line-height: inherit;
}
.layui-btn.layui-btn-text:hover {
  color: var(--el-primary-hover) !important;
  background: none !important;
}

.layui-btn-danger { 
  background-color: var(--el-danger); 
  border-color: var(--el-danger);
}
.layui-btn-danger:hover { 
  background-color: #f78989; 
  border-color: #f78989;
}
.layui-btn-warm { 
  background-color: var(--el-warning); 
  border-color: var(--el-warning);
  color: #fff;
}
.layui-btn-warm:hover { 
  background-color: #ebb563; 
  border-color: #ebb563;
}
.layui-btn-normal { 
  background-color: #409EFF; 
  border-color: #409EFF;
}
.layui-btn-normal:hover { 
  background-color: #66b1ff; 
  border-color: #66b1ff;
}
.layui-btn-sm { 
  height: 30px; 
  line-height: 30px; 
  padding: 0 14px; 
  font-size: 13px; 
  border-radius: var(--el-radius-base);
}
.layui-btn-xs {
  height: 24px;
  line-height: 24px;
  padding: 0 8px;
  font-size: 12px;
  border-radius: var(--el-radius-small);
  margin-right: 4px;
}
.layui-btn-xs:last-child { margin-right: 0; }

/* ---------- 表单 (Element UI 风格) ---------- */
.layui-form-item { margin-bottom: 22px; }
.layui-form-item:last-child { margin-bottom: 0; }
.layui-form-label.required::before {
  content: "*";
  color: var(--el-danger);
  margin-right: 4px;
}
.layui-form-label {
  color: var(--el-text-regular);
  font-weight: 400;
  font-size: 14px;
  width: 130px !important;
  padding: 0 12px 0 0 !important;
  text-align: left;
  line-height: 36px;
  white-space: nowrap;
  overflow: hidden;
}
.layui-input-block {
  margin-left: 130px !important;
  min-height: 36px;
}
.layui-input-inline { width: 200px; }
.layui-form-text .layui-form-label {
  padding-top: 0;
  line-height: 1.5;
}

/* 搜索栏 inline 表单对齐 */
.search-bar {
  padding: 14px 20px;
  margin-bottom: 16px;
  background: #fff;
  border: 1px solid var(--el-border-lighter);
  border-radius: var(--el-radius-base);
}
.search-bar .layui-form-item { margin-bottom: 0; }
.search-bar .layui-inline { margin-right: 12px; vertical-align: middle; }
.search-bar .layui-form-label { width: auto !important; padding: 0 8px 0 0 !important; line-height: 30px; }
.search-bar .layui-input-inline { width: 160px; }
.search-bar .layui-btn { margin-right: 6px; }
.search-bar .layui-btn:last-child { margin-right: 0; }
.search-bar .layui-btn-sm { height: 30px; line-height: 30px; }
.search-bar .layui-input { height: 30px; line-height: 30px; }
.layui-input,
.layui-select,
.layui-textarea {
  border-radius: var(--el-radius-base);
  border: 1px solid var(--el-border-base);
  transition: border-color .2s;
  color: var(--el-text-regular);
  background-color: #fff;
  font-size: 14px;
  height: 36px;
  line-height: 36px;
  padding: 0 15px;
}
.layui-textarea {
  height: auto;
  line-height: 1.5;
  padding: 8px 15px;
  min-height: 80px;
}
.layui-input:hover,
.layui-textarea:hover,
.layui-select:hover {
  border-color: var(--el-text-placeholder);
}
.layui-input:focus,
.layui-textarea:focus {
  border-color: var(--el-primary);
  outline: 0;
  box-shadow: none;
}
.layui-input::placeholder,
.layui-textarea::placeholder {
  color: var(--el-text-placeholder);
}
.layui-form-onswitch { 
  border-color: var(--el-primary); 
  background-color: var(--el-primary); 
}
.layui-form-checked[lay-skin=primary] i {
  border-color: var(--el-primary) !important;
  background-color: var(--el-primary);
}

/* ---------- 卡片 (Element UI Card 风格) ---------- */
.layui-card {
  border-radius: var(--el-radius-base);
  box-shadow: none;
  border: 1px solid var(--el-border-lighter);
  margin-bottom: 16px;
  background: #fff;
  overflow: hidden;
}
/* dashboard grid 内的卡片不需要额外 margin-bottom */
.stat-grid + div > .layui-card,
div[style*="grid"] > .layui-card { margin-bottom: 0; }
.layui-card-header {
  padding: 0 20px;
  height: 48px;
  line-height: 48px;
  font-size: 15px;
  font-weight: 500;
  color: var(--el-text-primary);
  border-bottom: 1px solid var(--el-border-extra-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #fff;
}
.layui-card-header i {
  margin-right: 6px;
  font-size: 14px;
}
.layui-card-body { 
  padding: 20px; 
}

/* 表格卡片 body 去掉 padding */
.layui-card-body[style*="padding:0"],
.layui-card-body[style*="padding: 0"] {
  padding: 0;
}

/* ---------- 仪表盘统计卡片 ---------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 16px;
}
.stat-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
.stat-item {
  background: #fff;
  border-radius: var(--el-radius-base);
  padding: 20px;
  border: 1px solid var(--el-border-lighter);
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all .2s;
  min-height: 88px;
}
.stat-item:hover {
  box-shadow: var(--el-shadow-base);
}
.stat-info .label {
  font-size: 13px;
  color: var(--el-text-secondary);
  margin-bottom: 6px;
  font-weight: 400;
}
.stat-info .value {
  font-size: 26px;
  font-weight: 600;
  color: var(--el-text-primary);
  line-height: 1.2;
}
.stat-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #fff;
  flex-shrink: 0;
}
.stat-green .stat-icon-box  { background-color: var(--el-success); }
.stat-blue .stat-icon-box   { background-color: #409EFF; }
.stat-orange .stat-icon-box { background-color: #E6A23C; }
.stat-purple .stat-icon-box { background-color: #9c27b0; }
.stat-red .stat-icon-box    { background-color: #F56C6C !important; color: #fff !important; }

/* ---------- Dashboard 两栏布局 ---------- */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 16px;
  align-items: stretch;
}
.dashboard-grid > .layui-card {
  display: flex;
  flex-direction: column;
  margin-bottom: 0;
}
.dashboard-grid > .layui-card > .layui-card-body {
  flex: 1;
}
.dashboard-grid .empty-cell {
  text-align: center;
  color: var(--el-text-secondary);
  padding: 40px 0;
}
.dashboard-grid .text-muted { color: var(--el-text-secondary); }
.dashboard-grid .text-sm { font-size: 12px; }
.dashboard-grid .text-danger { color: var(--el-danger); }

/* ---------- 全局工具类 ---------- */
.text-muted { color: var(--el-text-secondary); }
.text-sm { font-size: 12px; }
.text-placeholder { color: var(--el-text-placeholder); font-size: 11px; }
.empty-cell { text-align: center; color: var(--el-text-secondary); padding: 40px 0; }

/* ---------- 今日数据 ---------- */
.today-grid {
  display: flex;
  gap: 24px;
}
.today-item {
  flex: 1;
  text-align: center;
  padding: 8px 0;
}
.today-num {
  font-size: 24px;
  font-weight: 600;
  color: var(--el-primary);
  line-height: 1.4;
}
.today-label {
  font-size: 13px;
  color: var(--el-text-secondary);
  margin-top: 4px;
}
.today-divider {
  height: 1px;
  background: var(--el-border-lighter);
  margin: 16px 0;
}

/* ---------- 表格 (Element UI 风格) ---------- */
.layui-table-box { 
  border-radius: var(--el-radius-base); 
  overflow: hidden;
  border: 1px solid var(--el-border-lighter);
}
.layui-table {
  color: var(--el-text-regular);
  margin: 0 !important;
  width: 100% !important;
  table-layout: fixed;
}
.layui-table thead th {
  background-color: var(--el-bg-page) !important;
  color: var(--el-text-secondary) !important;
  font-weight: 500;
  height: 44px;
  border-bottom: 1px solid var(--el-border-lighter) !important;
  font-size: 13px;
  text-align: center;
}
.layui-table tbody tr td {
  height: 48px;
  border-bottom: 1px solid var(--el-border-extra-light) !important;
  font-size: 14px;
  color: var(--el-text-regular);
  vertical-align: middle;
  white-space: nowrap;
  text-align: center;
  word-break: break-all;
}
.layui-table thead th { vertical-align: middle; }
.layui-table tbody tr {
  transition: background-color .2s;
}
.layui-table tbody tr:hover {
  background-color: var(--el-primary-lighter) !important;
}
.layui-table[lay-skin=line] td,
.layui-table[lay-skin=line] th {
  border-width: 0 0 1px 0;
}
.layui-laypage {
  margin-top: 16px;
}
.layui-laypage .layui-laypage-curr .layui-laypage-em {
  background-color: var(--el-primary) !important;
  border-radius: var(--el-radius-small);
}
.layui-laypage a,
.layui-laypage span {
  border-radius: var(--el-radius-base);
  margin: 0 4px;
  border: 1px solid var(--el-border-base);
  color: var(--el-text-regular);
  transition: all .2s;
}
.layui-laypage a:hover {
  color: var(--el-primary) !important;
  border-color: var(--el-primary) !important;
}
.layui-laypage input:focus,
.layui-laypage select:focus {
  border-color: var(--el-primary) !important;
}
.layui-laypage button {
  border-radius: var(--el-radius-base);
}

/* ---------- 徽章 / Tag (Element UI 风格) ---------- */
.badge {
  display: inline-block;
  padding: 0 8px;
  height: 22px;
  line-height: 22px;
  font-size: 12px;
  font-weight: 400;
  color: #fff;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  border-radius: var(--el-radius-base);
  border: none;
}
.badge-green  { background-color: var(--el-success); color: #fff; }
.badge-red    { background-color: var(--el-danger); color: #fff; }
.badge-yellow { background-color: var(--el-warning); color: #fff; }
.badge-blue   { background-color: #409EFF; color: #fff; }
.badge-gray   { background-color: var(--el-info); color: #fff; }

/* Element UI plain tag 风格 */
.badge.badge-plain {
  background-color: transparent;
  border: 1px solid;
}
.badge-green.badge-plain  { color: var(--el-success); border-color: var(--el-success); }
.badge-red.badge-plain    { color: var(--el-danger); border-color: var(--el-danger); }
.badge-yellow.badge-plain { color: var(--el-warning); border-color: var(--el-warning); }
.badge-blue.badge-plain   { color: #409EFF; border-color: #409EFF; }
.badge-gray.badge-plain   { color: var(--el-info); border-color: var(--el-info); }

/* 封面缩略 */
.cover-img {
  width: 45px;
  height: 60px;
  object-fit: cover;
  border-radius: var(--el-radius-base);
  border: 1px solid var(--el-border-extra-light);
  background: var(--el-bg-page);
}
.cover-img-big {
  width: 150px;
  height: 200px;
  object-fit: cover;
  border-radius: var(--el-radius-base);
  border: 1px solid var(--el-border-lighter);
}

/* ---------- 搜索栏 ---------- */
.search-bar {
  background: #fff;
  border: 1px solid var(--el-border-lighter);
  border-radius: var(--el-radius-base);
  padding: 18px 20px 6px;
  margin-bottom: 16px;
}
.search-bar .layui-form-item { margin-bottom: 12px; }

/* ---------- 上传 ---------- */
.cover-prev-box {
  display: inline-flex;
  align-items: flex-start;
  gap: 16px;
  margin-top: 12px;
}
.sub-tip {
  color: var(--el-text-secondary);
  font-size: 12px;
  margin-left: 6px;
}
.split-or {
  text-align: center;
  color: var(--el-text-secondary);
  font-size: 12px;
  padding: 8px 0 12px;
  position: relative;
}
.split-or span {
  background: #fff;
  padding: 0 12px;
  position: relative;
  z-index: 1;
}
.split-or::before {
  content:"";
  position: absolute;
  left: 0; right: 0; top: 50%;
  height: 1px;
  background: var(--el-border-extra-light);
}

/* 上传按钮 */
.upload-label {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 0 15px;
  height: 36px;
  line-height: 36px;
  border: 1px dashed var(--el-primary);
  background-color: var(--el-primary-light);
  color: var(--el-primary);
  border-radius: var(--el-radius-base);
  cursor: pointer;
  font-size: 14px;
  font-weight: 400;
  transition: all .2s;
}
.upload-label:hover {
  background-color: var(--el-primary);
  color: #fff;
  border-style: solid;
}
.upload-label i { font-size: 14px; }

/* 封面预览空状态 */
.cover-empty-box {
  width: 150px;
  height: 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px dashed var(--el-border-base);
  border-radius: var(--el-radius-base);
  color: var(--el-text-placeholder);
  font-size: 13px;
  background-color: var(--el-bg-page);
}
.cover-empty-box i {
  font-size: 28px;
  margin-bottom: 6px;
  color: var(--el-text-placeholder);
}

/* 隐藏原生 file input */
.layui-upload-file {
  display: none;
}

/* ---------- 设置 Tab ---------- */
.setting-tabs .layui-tab-title {
  border-bottom: 1px solid var(--el-border-lighter);
  margin-bottom: 20px;
  height: 40px;
}
.setting-tabs .layui-tab-title li {
  padding: 0 20px;
  font-size: 14px;
  height: 40px;
  line-height: 40px;
  font-weight: 400;
  transition: all .2s;
  color: var(--el-text-regular);
  margin-right: 0;
}
.setting-tabs .layui-tab-title li:hover {
  color: var(--el-primary);
}
.setting-tabs .layui-tab-title li.layui-this {
  color: var(--el-primary);
  font-weight: 500;
}
.setting-tabs .layui-tab-title li.layui-this::after {
  background-color: var(--el-primary);
  height: 2px;
  border-radius: 1px;
}
.setting-tabs .layui-tab-title i {
  color: inherit;
  margin-right: 6px;
  font-size: 14px;
}

/* ---------- 登录页 (Element UI 风格) ---------- */
.login-wrap {
  min-height: 100vh;
  background: linear-gradient(135deg, #f5f7fa 0%, #e8f7ef 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}
.login-card {
  width: 400px;
  background: #fff;
  border-radius: 8px;
  padding: 40px 35px 35px;
  box-shadow: 0 4px 24px rgba(0,0,0,.08);
  border: 1px solid var(--el-border-lighter);
}
.login-logo {
  width: 56px;
  height: 56px;
  margin: 0 auto 14px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--el-primary), var(--el-primary-active));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 24px;
  box-shadow: 0 4px 12px rgba(42,174,103,.3);
}
.login-title {
  text-align: center;
  font-size: 20px;
  color: var(--el-text-primary);
  font-weight: 600;
  margin-bottom: 4px;
}
.login-subtitle {
  text-align: center;
  color: var(--el-text-secondary);
  font-size: 13px;
  margin-bottom: 28px;
}
.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.login-input-group {
  position: relative;
}
.login-input-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--el-text-placeholder);
  font-size: 15px;
  pointer-events: none;
  z-index: 1;
}
.login-input-group input {
  width: 100%;
  height: 44px;
  border: 1px solid var(--el-border-base);
  border-radius: var(--el-radius-base);
  padding: 0 14px 0 40px;
  font-size: 14px;
  color: var(--el-text-primary);
  background: #fff;
  outline: none;
  transition: border-color .2s;
  font-family: var(--el-font);
}
.login-input-group input::placeholder {
  color: var(--el-text-placeholder);
}
.login-input-group input:focus {
  border-color: var(--el-primary);
}
.login-error {
  background: #fef0f0;
  border: 1px solid #fbc4c4;
  color: var(--el-danger);
  padding: 10px 14px;
  border-radius: var(--el-radius-base);
  font-size: 13px;
  margin-bottom: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}
.login-btn {
  width: 100%;
  height: 44px;
  border: none;
  border-radius: var(--el-radius-base);
  background: linear-gradient(135deg, var(--el-primary), var(--el-primary-active));
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 4px;
  transition: opacity .2s;
  font-family: var(--el-font);
}
.login-btn:hover {
  opacity: .9;
}
.login-btn:active {
  opacity: 1;
}

/* ---------- Layui Layer 弹窗 ---------- */
.layui-layer-admin {
  border-radius: var(--el-radius-base) !important;
  overflow: hidden;
  box-shadow: var(--el-shadow-dialog) !important;
  border: 1px solid var(--el-border-lighter);
}
.layui-layer-admin .layui-layer-title {
  background: #fff !important;
  color: var(--el-text-primary) !important;
  border-bottom: 1px solid var(--el-border-extra-light) !important;
  height: 48px !important;
  line-height: 48px !important;
  font-weight: 500;
  font-size: 15px;
  padding: 0 20px;
}
.layui-layer-admin .layui-layer-setwin {
  right: 16px;
  top: 16px;
}
.layui-layer-admin .layui-layer-setwin a {
  width: 22px;
  height: 22px;
  line-height: 22px;
  color: var(--el-text-secondary);
  font-size: 16px;
  transition: color .2s;
}
.layui-layer-admin .layui-layer-setwin a:hover {
  color: var(--el-text-primary);
}
.layui-layer-admin .layui-layer-btn {
  padding: 12px 20px;
  border-top: 1px solid var(--el-border-extra-light);
  background: #fff;
  text-align: right;
}
.layui-layer-admin .layui-layer-btn .layui-layer-btn0 {
  background-color: var(--el-primary);
  border-color: var(--el-primary);
  border-radius: var(--el-radius-base);
  padding: 0 20px;
  height: 34px;
  line-height: 34px;
  font-weight: 400;
  transition: all .2s;
}
.layui-layer-admin .layui-layer-btn .layui-layer-btn0:hover {
  background-color: var(--el-primary-hover);
  border-color: var(--el-primary-hover);
}
.layui-layer-admin .layui-layer-btn .layui-layer-btn1 {
  border-radius: var(--el-radius-base);
  padding: 0 20px;
  height: 34px;
  line-height: 34px;
  background-color: #fff;
  border: 1px solid var(--el-border-base);
  color: var(--el-text-regular);
  font-weight: 400;
  transition: all .2s;
}
.layui-layer-admin .layui-layer-btn .layui-layer-btn1:hover {
  color: var(--el-primary);
  border-color: var(--el-primary);
}

/* ---------- 章节管理 ---------- */
.mgr-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background-color: var(--el-primary-light);
  border: 1px solid var(--el-primary);
  color: var(--el-primary-active);
  border-radius: var(--el-radius-base);
  margin-bottom: 16px;
}
.mgr-header-bar .mgr-info i {
  color: var(--el-primary);
  margin-right: 5px;
}
.mgr-header-bar .mgr-info b { 
  color: var(--el-primary-active); 
  font-weight: 600; 
}

/* ---------- 响应式 ---------- */
@media (max-width: 1200px) {
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .stat-grid { grid-template-columns: 1fr; }
  .layui-layout-admin .layui-logo { display: none; }
  .layui-side { left: -210px !important; }
  .layui-layout-admin .layui-body { left: 0 !important; padding: 12px; }
  .login-card { width: 100%; padding: 28px 20px; }
}