diff --git a/h5/css/style.css b/h5/css/style.css
index 4592f31..159ef32 100644
--- a/h5/css/style.css
+++ b/h5/css/style.css
@@ -79,44 +79,89 @@
 
 /* ========================================
    统计卡片网格
-   ======================================== */
+/* ===== 统计卡片 ===== */
 .stat-grid {
   display: grid;
-  grid-template-columns: repeat(2, 1fr);
-  gap: 12px;
-  margin-bottom: 16px;
+  grid-template-columns: 1fr 1fr;
+  gap: 10px;
+  padding: 12px;
 }
 
 .stat-card {
-  background-color: var(--color-card);
-  border-radius: 12px;
+  background: var(--color-card);
+  border-radius: 8px;
   padding: 16px;
   text-align: center;
-  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
+  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
+}
+
+.stat-card--orange {
+  border-left: 3px solid #f97316;
+}
+
+.stat-card--yellow {
+  border-left: 3px solid #eab308;
+}
+
+.stat-icon {
+  font-size: 24px;
+  color: var(--color-primary);
+  margin-bottom: 8px;
+}
+
+.stat-icon--orange {
+  color: #f97316;
+}
+
+.stat-icon--yellow {
+  color: #eab308;
 }
 
 .stat-label {
   font-size: 12px;
   color: var(--color-text-secondary);
-  margin-bottom: 6px;
-  text-transform: uppercase;
-  letter-spacing: 0.5px;
+  margin-bottom: 4px;
 }
 
 .stat-value {
   font-size: 28px;
   font-weight: 700;
-  color: var(--color-primary);
+  font-family: var(--font-mono);
   line-height: 1.2;
 }
 
 .stat-sub {
   font-size: 11px;
   color: var(--color-text-secondary);
-  margin-top: 4px;
+  margin-top: 2px;
+}
+
+/* ===== Panel more link ===== */
+.panel-more {
+  font-size: 13px;
+  color: var(--color-text-secondary);
+  text-decoration: none;
+  display: flex;
+  align-items: center;
+  gap: 2px;
+}
+
+.panel-more:active {
+  color: var(--color-primary);
+}
+
+/* ===== Alert list ===== */
+.alert-list {
+  padding: 0;
+}
+
+.alert-list .alert-item:last-child {
+  border-bottom: none;
 }
 
 .stat-icon {
+  font-size: 24px;
+  line-height: 1;
   width: 40px;
   height: 40px;
   margin: 0 auto 8px;
@@ -996,3 +1041,143 @@ textarea.form-input {
   font-size: 12px;
   color: var(--color-text-secondary);
 }
+
+/* ========================================
+   预警列表项 (alerts.html)
+   ======================================== */
+.alert-item__icon {
+  width: 40px;
+  height: 40px;
+  border-radius: 50%;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  margin-right: 12px;
+  flex-shrink: 0;
+  font-size: 20px;
+}
+
+.alert-item__icon.danger {
+  background-color: rgba(249, 115, 22, 0.12);
+  color: #f97316;
+}
+
+.alert-item__icon.warning {
+  background-color: rgba(234, 179, 8, 0.12);
+  color: #eab308;
+}
+
+.alert-item__icon.handled {
+  background-color: rgba(156, 163, 175, 0.12);
+  color: #9ca3af;
+}
+
+.alert-item__message {
+  font-size: 14px;
+  font-weight: 500;
+  color: var(--color-text);
+  margin-bottom: 4px;
+  line-height: 1.4;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.alert-item__meta {
+  font-size: 12px;
+  color: var(--color-text-secondary);
+}
+
+/* ========================================
+   weui-tabs customization
+   ======================================== */
+.weui-tabs {
+  background-color: var(--color-card);
+  border-bottom: 1px solid var(--color-border);
+}
+
+.weui-tabs__nav {
+  display: flex;
+  padding: 0 12px;
+  gap: 8px;
+}
+
+.weui-tabs__item {
+  padding: 12px 16px;
+  font-size: 14px;
+  color: var(--color-text-secondary);
+  white-space: nowrap;
+  cursor: pointer;
+  border-bottom: 2px solid transparent;
+  transition: all 0.2s ease;
+}
+
+.weui-tabs__item.weui-tabs__item--active {
+  color: var(--color-primary);
+  border-bottom-color: var(--color-primary);
+  font-weight: 600;
+}
+
+.weui-tabs__item:hover:not(.weui-tabs__item--active) {
+  color: var(--color-text);
+}
+
+/* ========================================
+   page-hd customization
+   ======================================== */
+.page-hd {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  position: relative;
+  height: 44px;
+  background-color: var(--color-primary);
+  color: #ffffff;
+}
+
+.page-hd__back {
+  position: absolute;
+  left: 16px;
+  top: 50%;
+  transform: translateY(-50%);
+  font-size: 24px;
+  color: #ffffff;
+  text-decoration: none;
+  display: flex;
+  align-items: center;
+}
+
+.page-hd__title {
+  font-size: 17px;
+  font-weight: 600;
+}
+
+.page-hd__empty {
+  width: 40px;
+}
+
+.device-info-icon {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  color: var(--color-primary);
+}
+
+/* ========================================
+   空状态在 weui-cells 中居中
+   ======================================== */
+.weui-cells .empty-state {
+  padding: 60px 20px;
+}
+
+.weui-cells .empty-state .empty-state-icon {
+  font-size: 48px;
+  color: var(--color-text-secondary);
+  opacity: 0.5;
+  margin-bottom: 12px;
+}
+
+.weui-cells .empty-state .empty-state-text {
+  font-size: 14px;
+  color: var(--color-text-secondary);
+}