* {
  box-sizing: border-box;
}

html,
body,
#app {
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background: #f0f2f5;
}

.login-wrap {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
}

/* ===== 整体布局（对齐设计报告 图4.2 管理员主页面）===== */
.ems-shell {
  height: 100%;
  background: #fff;
}

/* 顶部深蓝标题栏 */
.ems-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(180deg, #1f3a5f 0%, #16304f 100%);
  color: #fff;
  padding: 0 24px;
}
.ems-sys-title {
  font-size: 22px;
  font-weight: bold;
  letter-spacing: 2px;
}
.ems-welcome {
  font-size: 14px;
  display: flex;
  align-items: center;
}
.ems-user-link {
  color: #fff;
  cursor: pointer;
  outline: none;
  margin-left: 12px;
}

/* 左侧菜单面板 */
.ems-aside {
  background: #f5f7fa;
  border-right: 1px solid #d8dee6;
}
.ems-menu-head {
  height: 40px;
  line-height: 40px;
  text-align: center;
  color: #fff;
  font-size: 15px;
  font-weight: bold;
  letter-spacing: 1px;
  background: linear-gradient(180deg, #4a7bb5 0%, #2a5298 100%);
}
.ems-menu {
  border-right: none;
  background: transparent;
}

/* 右侧内容区 */
.ems-main {
  background: #fff;
  padding: 16px 24px;
}
.ems-page-title {
  font-size: 17px;
  font-weight: bold;
  color: #1f3a5f;
  border-bottom: 2px solid #2a5298;
  padding-bottom: 8px;
  margin-bottom: 14px;
}

/* 仪表盘统计卡片 */
.stat-label {
  color: #909399;
  font-size: 14px;
}
.stat-value {
  font-size: 30px;
  font-weight: bold;
  color: #2a5298;
  margin-top: 8px;
}