/* 全局样式 */
page {
  background-color: #f5f5f5;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 28px;
  color: #333;
  box-sizing: border-box;
}

/* 通用重置 */
view,
text,
image,
button,
input {
  box-sizing: border-box;
}

/* 灰色卡片容器 */
.card {
  background: #ffffff;
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 24px;
}

/* 状态标签 */
.status-badge {
  display: inline-block;
  padding: 4px 16px;
  border-radius: 100px;
  font-size: 24px;
  font-weight: 500;
}

.status-badge.online {
  background-color: #dcfce7;
  color: #16a34a;
}

.status-badge.offline {
  background-color: #f3f4f6;
  color: #6b7280;
}

.status-badge.charging {
  background-color: #dcfce7;
  color: #16a34a;
}

.status-badge.idle {
  background-color: #f3f4f6;
  color: #6b7280;
}

.status-badge.fault {
  background-color: #fee2e2;
  color: #dc2626;
}

/* 占位图标（用纯CSS画简单的tab图标） */
.tab-icon {
  width: 48px;
  height: 48px;
  display: block;
}