/**
 * 文件职责：成本分析区域样式。
 */
.fc-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.fc-stat-card {
  padding: 16px;
  background: #fff;
  border: 1px solid #f0f0f0;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgb(15 23 42 / 5%);
}

.fc-stat-label {
  margin-bottom: 8px;
  font-size: 12px;
  color: rgb(0 0 0 / 45%);
}

.fc-stat-value {
  font-size: 22px;
  font-weight: 800;
  color: rgb(0 0 0 / 88%);

  &.is-up {
    color: #ef4444;
  }

  &.is-down {
    color: #16a34a;
  }

  &.is-flat {
    color: rgb(0 0 0 / 65%);
  }
}

.fc-section-title {
  padding-left: 10px;
  margin-bottom: 14px;
  font-size: 15px;
  font-weight: 600;
  color: rgb(0 0 0 / 88%);
  border-left: 3px solid #1677ff;
}

.fc-chart-card,
.fc-composition-card,
.fc-table-card {
  padding: 18px;
  background: #fff;
  border: 1px solid #f0f0f0;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgb(15 23 42 / 5%);
}

.fc-trend-chart {
  height: 260px;
}

.fc-composition-body {
  display: flex;
  gap: 20px;
  align-items: center;
}

.fc-composition-chart-wrap {
  position: relative;
  flex-shrink: 0;
  width: 220px;
  height: 220px;
}

.fc-composition-chart {
  width: 100%;
  height: 100%;
}

.fc-composition-center {
  position: absolute;
  inset: 71px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  pointer-events: none;
}

.fc-composition-center-value {
  font-size: 14px;
  font-weight: 700;
  color: rgb(0 0 0 / 88%);
}

.fc-composition-center-label {
  font-size: 11px;
  color: rgb(0 0 0 / 45%);
}

.fc-composition-legend {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 10px;
}

.fc-composition-legend-item {
  display: grid;
  grid-template-columns: 10px 1fr auto auto;
  gap: 8px;
  align-items: center;
  font-size: 13px;
}

.fc-composition-dot {
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

.fc-composition-name {
  color: rgb(0 0 0 / 88%);
}

.fc-composition-amount {
  min-width: 88px;
  color: rgb(0 0 0 / 65%);
  text-align: right;
}

.fc-composition-percent {
  min-width: 54px;
  font-weight: 600;
  color: rgb(0 0 0 / 88%);
  text-align: right;
}

.fc-total-amount {
  font-weight: 700;
  color: #1677ff;
}