/* pages/index/index.wxss */

.header-section {
  padding: 0.32rem 0.32rem 0.16rem;
}

.header-title {
  font-size: 0.44rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.08rem;
}

.header-subtitle {
  font-size: 0.26rem;
  color: var(--color-text-secondary);
}

.tank-selector {
  padding: 0.16rem 0.32rem;
  margin-bottom: 0.08rem;
}

/* 参数卡片网格 - 2 列 */
.param-grid {
  display: flex;
  flex-wrap: wrap;
  padding: 0 0.16rem;
  gap: 0.16rem;
}

.param-card {
  width: calc(50% - 0.24rem);
  background: var(--color-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 0.24rem;
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
}

/* 顶部状态指示条 */
.param-card-indicator {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 0.06rem;
  border-radius: 0.03rem 0.03rem 0 0;
}

/* 左侧状态边框 */
.status-border-green {
  border-left: 0.06rem solid var(--color-success);
}

.status-border-yellow {
  border-left: 0.06rem solid var(--color-warning);
}

.status-border-red {
  border-left: 0.06rem solid var(--color-danger);
}

.status-border-normal {
  border-left: 0.06rem solid #D1D1D6;
}

/* 卡片头部 */
.param-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.16rem;
  margin-top: 0.08rem;
}

.param-card-name {
  font-size: 0.3rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.param-card-key {
  font-size: 0.26rem;
  color: var(--color-text-secondary);
  background: #F0F0F5;
  padding: 0.02rem 0.12rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
}

.param-card-header-right {
  display: flex;
  align-items: center;
  gap: 0.08rem;
}

.help-icon {
  width: 0.36rem;
  height: 0.36rem;
  border-radius: 50%;
  border: 0.02rem solid #007AFF;
  color: #007AFF;
  font-size: 0.22rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* 数值显示 */
.param-card-value {
  display: flex;
  align-items: baseline;
  margin-bottom: 0.16rem;
}

.param-card-number {
  font-size: 0.48rem;
  font-weight: 700;
  line-height: 1.2;
}

.param-card-unit {
  font-size: 0.22rem;
  color: var(--color-text-secondary);
  margin-left: 0.08rem;
  font-weight: 500;
}

/* 底部更新时间 */
.param-card-footer {
  border-top: 0.02rem solid var(--color-border);
  padding-top: 0.12rem;
}

.param-card-time {
  font-size: 0.22rem;
  color: var(--color-text-secondary);
}

/* 刷新按钮区域 */
.refresh-section {
  padding: 0.32rem 0.32rem 0.48rem;
}

.btn-icon {
  margin-right: 0.08rem;
  font-size: 0.32rem;
}

/* 加载动画 */
.loading-spinner {
  width: 0.48rem;
  height: 0.48rem;
  border: 0.04rem solid var(--color-border);
  border-top: 0.04rem solid var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}