diff --git a/Controller/YltAnalyticsController.py b/Controller/YltAnalyticsController.py
index 7b4c1f2..ab4e150 100644
--- a/Controller/YltAnalyticsController.py
+++ b/Controller/YltAnalyticsController.py
@@ -86,7 +86,7 @@ async def get_operators_price_trends(days: int = 7):
     model = YltAnalyticsModel()
     rows = await model.get_operators_price_trends(days)
     
-    # 数据结构: { operator: { date_str: [sums_of_24h, counts_of_24h] } }
+    # 数据结构: { operator: { datetime_str: [sums_of_price, counts_of_station] } }
     trend_data = {}
     for op in operators:
         trend_data[op] = {}
@@ -95,47 +95,65 @@ async def get_operators_price_trends(days: int = 7):
         op = row.get("operator")
         if op not in trend_data:
             continue
-        d_str = str(row.get("date_str"))
-        schedule_json = row.get("schedule_json")
         
-        if d_str not in trend_data[op]:
-            trend_data[op][d_str] = {"sums": [0.0] * 24, "counts": [0] * 24}
+        # 将日期和 schedule_json 展开为 24 小时的数据点
+        d_str = str(row.get("date_str"))
+        # 将 2026-01-21 转换为 01/21
+        try:
+            date_parts = d_str.split('-')
+            display_date = date_parts[1] + '/' + date_parts[2]
+        except:
+            display_date = d_str
             
+        schedule_json = row.get("schedule_json")
         series = extract_hourly_prices_from_schedule(schedule_json)
-        for i in range(24):
-            v = series[i]
+        
+        for hour in range(24):
+            v = series[hour]
             if v is not None:
-                trend_data[op][d_str]["sums"][i] += float(v)
-                trend_data[op][d_str]["counts"][i] += 1
+                # 使用原始日期 YYYY-MM-DD 用于排序，显示时由前端或后端格式化
+                # 这里我们构造一个带补全的时间字符串，方便自然排序
+                dt_key = f"{d_str} {hour:02d}:00"
+                if dt_key not in trend_data[op]:
+                    trend_data[op][dt_key] = {"sum": 0.0, "count": 0, "display": f"{display_date} {hour:02d}:00"}
+                trend_data[op][dt_key]["sum"] += float(v)
+                trend_data[op][dt_key]["count"] += 1
                 
     # 转换为 ECharts 友好格式
-    # 1. 获取所有日期并排序
-    all_dates = sorted(list(set(str(row.get("date_str")) for row in rows)))
+    # 1. 获取所有时间点并排序
+    all_time_keys = set()
+    for op in operators:
+        all_time_keys.update(trend_data[op].keys())
+    sorted_keys = sorted(list(all_time_keys))
     
-    # 2. 为每个运营商计算每天的平均价格（24小时的平均值）
+    # 2. 提取显示用的标签
+    display_dates = []
+    if sorted_keys:
+        # 从任意一个存在的运营商数据中获取 display 标签
+        first_op = operators[0]
+        for key in sorted_keys:
+            # 找到包含该 key 的 display 标签
+            label = key # fallback
+            for op in operators:
+                if key in trend_data[op]:
+                    label = trend_data[op][key]["display"]
+                    break
+            display_dates.append(label)
+    
+    # 3. 为每个运营商构建完整的时间序列数据
     series_result = []
     for op in operators:
-        op_trend = []
-        for d in all_dates:
-            if d in trend_data[op]:
-                day_stats = trend_data[op][d]
-                day_avg_sum = 0.0
-                day_hour_count = 0
-                for i in range(24):
-                    if day_stats["counts"][i] > 0:
-                        day_avg_sum += (day_stats["sums"][i] / day_stats["counts"][i])
-                        day_hour_count += 1
-                
-                if day_hour_count > 0:
-                    op_trend.append(round(day_avg_sum / day_hour_count, 4))
-                else:
-                    op_trend.append(None)
+        op_data = []
+        for key in sorted_keys:
+            if key in trend_data[op]:
+                stats = trend_data[op][key]
+                op_data.append(round(stats["sum"] / stats["count"], 4))
             else:
-                op_trend.append(None)
-        series_result.append({"name": op, "data": op_trend})
+                op_data.append(None)
+        series_result.append({"name": op, "data": op_data})
         
     return {
-        "dates": all_dates,
+        "dates": display_dates,
         "series": series_result
     }
 
diff --git a/Controller/__pycache__/YltAnalyticsController.cpython-310.pyc b/Controller/__pycache__/YltAnalyticsController.cpython-310.pyc
index e94bf76..8d47fd4 100644
Binary files a/Controller/__pycache__/YltAnalyticsController.cpython-310.pyc and b/Controller/__pycache__/YltAnalyticsController.cpython-310.pyc differ
diff --git a/Util/LlmUtil.py b/Util/LlmUtil.py
index 46bbf8a..8ade26a 100644
--- a/Util/LlmUtil.py
+++ b/Util/LlmUtil.py
@@ -1,4 +1,5 @@
 import sys
+import asyncio
 
 from openai import AsyncOpenAI
 
diff --git a/Util/__pycache__/LlmUtil.cpython-310.pyc b/Util/__pycache__/LlmUtil.cpython-310.pyc
index 36a4f51..1405682 100644
Binary files a/Util/__pycache__/LlmUtil.cpython-310.pyc and b/Util/__pycache__/LlmUtil.cpython-310.pyc differ
diff --git a/static/css/dashboard.css b/static/css/dashboard.css
index 304addb..d34460d 100644
--- a/static/css/dashboard.css
+++ b/static/css/dashboard.css
@@ -10,7 +10,7 @@
   --success-color: #10b981;
   --table-header-bg: #0f172a;
   --table-row-hover: #334155;
-  --scrollbar-thumb: #475569;
+  --scrollbar-thumb: #334155;
   --scrollbar-track: #0f172a;
 }
 
@@ -230,7 +230,7 @@ body {
 
 .ai-box {
   flex: 1;
-  background-color: rgba(15, 23, 42, 0.3);
+  background-color: #243347;
   border-radius: 8px;
   border: 1px solid var(--card-border);
   padding: 16px;
@@ -240,6 +240,7 @@ body {
   color: #cbd5e1;
   scrollbar-width: thin;
   scrollbar-color: var(--scrollbar-thumb) transparent;
+  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
 }
 
 /* Markdown & LaTeX Rendering */
@@ -249,6 +250,7 @@ body {
     line-height: 1.8;
     word-wrap: break-word;
     color: #cbd5e1;
+    background-color: transparent !important;
 }
 
 .markdown-body h1, .markdown-body h2, .markdown-body h3, 
@@ -257,37 +259,40 @@ body {
     margin-bottom: 16px;
     font-weight: 600;
     line-height: 1.25;
-    color: var(--text-primary);
+    color: var(--text-primary) !important;
+    background-color: transparent !important;
 }
 
 .markdown-body h1 { font-size: 1.8em; border-bottom: 1px solid var(--card-border); padding-bottom: 0.3em; }
 .markdown-body h2 { font-size: 1.4em; border-bottom: 1px solid var(--card-border); padding-bottom: 0.3em; }
 .markdown-body h3 { font-size: 1.2em; }
 
-.markdown-body p { margin-top: 0; margin-bottom: 16px; }
+.markdown-body p { margin-top: 0; margin-bottom: 16px; background-color: transparent !important; }
 
 .markdown-body ul, .markdown-body ol {
     padding-left: 2em;
     margin-top: 0;
     margin-bottom: 16px;
+    background-color: transparent !important;
 }
 
-.markdown-body li { margin: 0.25em 0; }
+.markdown-body li { margin: 0.25em 0; background-color: transparent !important; }
 
-.markdown-body strong { font-weight: 600; color: #fff; }
+.markdown-body strong { font-weight: 600; color: #fff !important; background-color: transparent !important; }
 
 .markdown-body blockquote {
     padding: 0 1em;
     color: #94a3b8;
     border-left: 0.25em solid #3b82f6;
     margin: 0 0 16px 0;
+    background-color: transparent !important;
 }
 
 .markdown-body code {
     padding: 0.2em 0.4em;
     margin: 0;
     font-size: 85%;
-    background-color: rgba(148, 163, 184, 0.1);
+    background-color: rgba(59, 130, 246, 0.1) !important;
     border-radius: 6px;
     font-family: ui-monospace, SFMono-Regular, SF Mono, Menlo, Consolas, Liberation Mono, monospace;
 }
@@ -303,11 +308,7 @@ body {
     border-collapse: collapse;
     margin-top: 0;
     margin-bottom: 16px;
-}
-
-.markdown-body table th {
-    font-weight: 600;
-    background-color: rgba(15, 23, 42, 0.8);
+    background-color: transparent !important;
 }
 
 .markdown-body table th,
@@ -316,13 +317,18 @@ body {
     border: 1px solid var(--card-border);
 }
 
+.markdown-body table th {
+    font-weight: 600;
+    background-color: #334155 !important;
+}
+
 .markdown-body table tr {
-    background-color: transparent;
+    background-color: transparent !important;
     border-top: 1px solid var(--card-border);
 }
 
 .markdown-body table tr:nth-child(2n) {
-    background-color: rgba(30, 41, 59, 0.3);
+    background-color: rgba(51, 65, 85, 0.3) !important;
 }
 
 /* LaTeX Styles */
diff --git a/static/dashboard.html b/static/dashboard.html
index 1d118fa..aec05a7 100644
--- a/static/dashboard.html
+++ b/static/dashboard.html
@@ -5,7 +5,6 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>分时电价分析 - 驿来特AI智能大脑</title>
     <link rel="stylesheet" href="css/dashboard.css">
-    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/github-markdown-css/5.5.1/github-markdown-dark.min.css">
 </head>
 <body>
 <div id="app">
diff --git a/static/douyin.html b/static/douyin.html
index 22c7833..f57b4f7 100644
--- a/static/douyin.html
+++ b/static/douyin.html
@@ -45,7 +45,7 @@
                 <div v-if="summaryLoading && !summaryText" style="text-align: center; padding: 20px; color: #6b7280;">
                     <p>⚡ AI正在阅读您的知识库并提炼精华，请稍候...</p>
                 </div>
-                <div class="markdown-body" v-html="renderedSummary" style="font-size: 15px; line-height: 1.8; color: #1f2937;"></div>
+                <div class="markdown-body" v-html="renderedSummary"></div>
                 <span v-if="summaryLoading && summaryText" class="cursor-blink">|</span>
             </div>
             <template #footer>
@@ -164,9 +164,41 @@
     <script src="js/element-plus.zh-cn.min.js"></script>
     <script src="js/axios.min.js"></script>
     <!-- Markdown & LaTeX Support -->
-    <link rel="stylesheet" href="https://gcore.jsdelivr.net/npm/katex@0.16.9/dist/katex.min.css">
-    <script src="https://gcore.jsdelivr.net/npm/katex@0.16.9/dist/katex.min.js"></script>
-    <script src="https://gcore.jsdelivr.net/npm/marked@12.0.0/lib/marked.umd.js"></script>
+    <link rel="stylesheet" href="https://unpkg.com/github-markdown-css@5.5.1/github-markdown-dark.css">
+    <link rel="stylesheet" href="https://unpkg.com/katex@0.16.9/dist/katex.min.css">
+    <script src="https://unpkg.com/katex@0.16.9/dist/katex.min.js"></script>
+    <script src="https://unpkg.com/marked@12.0.0/lib/marked.umd.js"></script>
+    <style>
+        /* 适配对话框中的 Markdown 样式 */
+        .markdown-body {
+            box-sizing: border-box;
+            min-width: 200px;
+            max-width: 980px;
+            margin: 0 auto;
+            padding: 15px;
+            background-color: transparent !important;
+            color: #cbd5e1 !important;
+        }
+        .el-dialog {
+            background-color: #1e293b !important;
+            border: 1px solid #334155;
+        }
+        .el-dialog__title {
+            color: #f1f5f9 !important;
+        }
+        .el-dialog__body {
+            color: #cbd5e1 !important;
+        }
+        .cursor-blink {
+            color: #3b82f6;
+            font-weight: bold;
+            animation: blink 1s step-end infinite;
+        }
+        @keyframes blink {
+            from, to { opacity: 1; }
+            50% { opacity: 0; }
+        }
+    </style>
     <script src="js/douyin.js"></script>
 </body>
 </html>
diff --git a/static/js/dashboard.js b/static/js/dashboard.js
index 329ccd6..95ade21 100644
--- a/static/js/dashboard.js
+++ b/static/js/dashboard.js
@@ -194,12 +194,37 @@ createApp({
                     textStyle: { color: "#94a3b8" },
                     top: 10
                 },
-                grid: { left: 50, right: 30, top: 60, bottom: 40 },
+                grid: { left: 50, right: 30, top: 60, bottom: 60 },
                 xAxis: {
-                    type: "category",
-                    data: data.dates.map(d => d.split('-').slice(1).join('/')), // Show MM/DD
-                    axisLine: { lineStyle: { color: "#475569" } },
-                    axisLabel: { color: "#94a3b8" }
+                    type: 'category',
+                    data: data.dates,
+                    axisLabel: {
+                        show: true,
+                        color: '#94a3b8',
+                        interval: function(index, value) {
+                            // 强制显示 00:00, 06:00, 12:00, 18:00
+                            if (value && value.includes(' ')) {
+                                const time = value.split(' ')[1];
+                                return time === '00:00' || time === '06:00' || time === '12:00' || time === '18:00';
+                            }
+                            return index % 6 === 0; // 每6个点显示一个（对应 6 小时）
+                        },
+                        formatter: function(value) {
+                            if (!value) return '';
+                            const parts = value.split(' ');
+                            if (parts.length === 2) {
+                                const time = parts[1];
+                                // 如果是零点，显示日期和时间
+                                if (time === '00:00') {
+                                    return parts[0] + '\n' + time;
+                                }
+                                return time;
+                            }
+                            return value;
+                        }
+                    },
+                    axisLine: { lineStyle: { color: '#334155' } },
+                    axisTick: { show: true, lineStyle: { color: '#334155' } }
                 },
                 yAxis: {
                     type: "value",
diff --git a/static/js/douyin.js b/static/js/douyin.js
index 051dfca..6a10efc 100644
--- a/static/js/douyin.js
+++ b/static/js/douyin.js
@@ -62,43 +62,41 @@ createApp({
             if (!text) return '';
             
             try {
-                // 1. 处理 LaTeX (简单替换，先处理 $$ 再处理 $)
                 let processedText = text;
                 
-                // 处理块级 LaTeX: $$ ... $$
-                processedText = processedText.replace(/\$\$\s*([\s\S]*?)\s*\$\$/g, (match, formula) => {
-                    try {
-                        if (typeof katex !== 'undefined') {
+                // 1. 处理 LaTeX
+                if (typeof katex !== 'undefined') {
+                    // 处理块级 LaTeX: $$ ... $$
+                    processedText = processedText.replace(/\$\$\s*([\s\S]*?)\s*\$\$/g, (match, formula) => {
+                        try {
                             return '<div class="katex-block">' + katex.renderToString(formula, { displayMode: true, throwOnError: false }) + '</div>';
-                        }
-                        return match;
-                    } catch (e) {
-                        return match;
-                    }
-                });
-                
-                // 处理行内 LaTeX: $ ... $
-                processedText = processedText.replace(/\$([^\$\n]+?)\$/g, (match, formula) => {
-                    try {
-                        if (typeof katex !== 'undefined') {
+                        } catch (e) { return match; }
+                    });
+                    
+                    // 处理行内 LaTeX: $ ... $
+                    processedText = processedText.replace(/\$([^\$\n]+?)\$/g, (match, formula) => {
+                        try {
                             return katex.renderToString(formula, { displayMode: false, throwOnError: false });
-                        }
-                        return match;
-                    } catch (e) {
-                        return match;
-                    }
-                });
+                        } catch (e) { return match; }
+                    });
+                }
 
                 // 2. 使用 marked 解析 Markdown
                 if (typeof marked !== 'undefined') {
+                    // marked v12+ 使用 marked.parse
                     return marked.parse(processedText);
                 } else {
-                    // 降级使用之前的 simpleMarkdown
+                    // 降级使用 simpleMarkdown
                     return simpleMarkdown(processedText);
                 }
             } catch (e) {
-                console.error('Markdown/LaTeX rendering error:', e);
-                return text;
+                console.error('Markdown rendering error:', e);
+                // 最后的兜底：如果 marked 报错，尝试用 simpleMarkdown
+                try {
+                    return simpleMarkdown(text);
+                } catch (e2) {
+                    return text;
+                }
             }
         };