html, body, #app {
  height: 100%;
  margin: 0;
  color: #243447;
  background: #eef2f6;
  font-family: "Microsoft YaHei", Arial, sans-serif;
}

* { box-sizing: border-box; }

.page {
  min-height: 100%;
  padding: 14px;
}

.page-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 38px;
  margin-bottom: 12px;
}

.page-title h2 {
  margin: 0;
  color: #1f3348;
  font-size: 20px;
  line-height: 28px;
}

.page-title p {
  margin: 3px 0 0;
  color: #718096;
  font-size: 13px;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  padding: 10px 12px;
  border: 1px solid #dce4ec;
  border-radius: 4px;
  background: #fff;
}

.toolbar .spacer { flex: 1; }

.table-panel {
  padding: 0;
  border: 1px solid #dce4ec;
  border-radius: 4px;
  background: #fff;
  overflow: hidden;
}

.table-panel .el-table th {
  color: #31465d;
  background: #f4f7fa;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
}

.stat-card {
  padding: 14px;
  border: 1px solid #dce4ec;
  border-radius: 4px;
  background: #fff;
}

.stat-card .label { color: #6b7c93; font-size: 13px; }
.stat-card .value { margin-top: 8px; color: #1769aa; font-size: 28px; font-weight: 700; }

.section-panel {
  margin-top: 12px;
  padding: 14px;
  border: 1px solid #dce4ec;
  border-radius: 4px;
  background: #fff;
}

.form-tip {
  color: #7b8a9a;
  font-size: 12px;
}

.chart-box { width: 100%; height: 320px; }

.el-table .cell { line-height: 22px; }
.el-dialog__body { padding-top: 14px; }

@media (max-width: 900px) {
  .page { padding: 10px; }
  .toolbar { align-items: stretch; }
  .toolbar .el-input, .toolbar .el-select { width: 100% !important; }
}