refactor(demo1): 重构示范电站页面布局和样式

- 调整了设备情况、电站一次系统图等组件的布局
- 优化了卡片样式，添加了新的运行步骤日志卡片
- 修改了标题组件的样式，增加了字体大小等属性
- 调整了安全运行天数的展示方式，增加了背景图片

src/views/demo1/components/RightTitle.vue

@@ -0,0 +1,38 @@
+<template>
+    <div style="display: flex;align-items: center;">
+        <div class="icon">
+            <img :src="`/assets/demo/${icon}.png`" alt="图片" />
+        </div>
+        <div class="subtitle">
+            {{ subtitle }}
+        </div>
+    </div>
+</template>
+<script setup>
+const { subtitle, icon } = defineProps({
+    subtitle: {
+        type: String,
+        default: ''
+    },
+    icon: {
+        type: String,
+        default: ''
+    }
+})
+</script>
+<style scoped>
+.subtitle {
+    font-family: Alibaba-PuHuiTi-Bold;
+    font-size: 18px;
+    font-weight: 400;
+    letter-spacing: 0px;
+    line-height: 21.6px;
+    color: rgba(0, 30, 59, 1);
+    text-align: left;
+    vertical-align: top;
+}
+
+img {
+    width: 30px;
+}
+</style>