diff --git a/ReportEngine/renderers/chart_to_svg.py b/ReportEngine/renderers/chart_to_svg.py
index 6dd4031..f7dc302 100644
--- a/ReportEngine/renderers/chart_to_svg.py
+++ b/ReportEngine/renderers/chart_to_svg.py
@@ -68,6 +68,17 @@ class ChartToSVGConverter:
         'var(--color-success)': '#50C878',       # 翠绿色（从#28A745改为更明亮）
         'var(--re-success-color)': '#50C878',    # 翠绿色
         'var(--re-success-color-translucent)': (0.314, 0.784, 0.471, 0.08),  # 绿色极浅透明 rgba(80, 200, 120, 0.08)
+        'var(--color-accent-positive)': '#50C878',
+        'var(--color-accent-negative)': '#E85D75',
+        'var(--color-text-secondary)': '#6B7280',
+        'var(--accentPositive)': '#50C878',
+        'var(--accentNegative)': '#E85D75',
+        'var(--sentiment-positive, #28A745)': '#28A745',
+        'var(--sentiment-negative, #E53E3E)': '#E53E3E',
+        'var(--sentiment-neutral, #FFC107)': '#FFC107',
+        'var(--sentiment-positive)': '#28A745',
+        'var(--sentiment-negative)': '#E53E3E',
+        'var(--sentiment-neutral)': '#FFC107',
         'var(--color-primary)': '#3498DB',       # 天蓝色
         'var(--color-secondary)': '#95A5A6',     # 浅灰色
     }
@@ -225,6 +236,13 @@ class ChartToSVGConverter:
         # 【增强】处理CSS变量，例如 var(--color-accent)
         # 使用预定义的颜色映射表替代CSS变量，确保不同变量有不同的颜色
         if color.startswith('var('):
+            # 解析 var(--token, fallback) 形式
+            fb_match = re.match(r'^var\(\s*--[^,)+]+,\s*([^)]+)\)', color)
+            if fb_match:
+                fb_raw = fb_match.group(1).strip()
+                fb_color = self._parse_color(fb_raw)
+                if fb_color:
+                    return fb_color
             # 尝试从映射表中查找对应的颜色
             mapped_color = self.CSS_VAR_COLOR_MAP.get(color)
             if mapped_color:
@@ -406,7 +424,7 @@ class ChartToSVGConverter:
 
                 # 获取配置
                 y_axis_id = dataset.get('yAxisID', 'y')
-                fill = dataset.get('fill', False)
+                fill = True  # 强制开启填充，便于对比
                 tension = dataset.get('tension', 0)  # 0表示直线，0.4表示平滑曲线
                 border_color = self._parse_color(dataset.get('borderColor', color))
                 background_color = self._parse_color(dataset.get('backgroundColor', color))
@@ -449,7 +467,7 @@ class ChartToSVGConverter:
                                     color=border_color, linewidth=2, markersize=6)
 
                     if fill:
-                        ax.fill_between(x_data, y_data, alpha=0.08, color=background_color)
+                        ax.fill_between(x_data, y_data, alpha=0.2, color=background_color)
 
                     for pos, y_val, text in zip(x_data, y_data, annotations):
                         if text:
@@ -478,18 +496,18 @@ class ChartToSVGConverter:
 
                                 # 如果需要填充（使用极低透明度避免遮挡）
                                 if fill:
-                                    ax.fill_between(x_smooth, y_smooth, alpha=0.08, color=background_color)
+                                    ax.fill_between(x_smooth, y_smooth, alpha=0.2, color=background_color)
                             except:
                                 # 如果平滑失败，使用普通折线
                                 line, = ax.plot(x_data, dataset_data, marker='o', label=label,
                                               color=border_color, linewidth=2, markersize=6)
                                 if fill:
-                                    ax.fill_between(x_data, dataset_data, alpha=0.08, color=background_color)
+                                    ax.fill_between(x_data, dataset_data, alpha=0.2, color=background_color)
                         else:
                             line, = ax.plot(x_data, dataset_data, marker='o', label=label,
                                           color=border_color, linewidth=2, markersize=6)
                             if fill:
-                                ax.fill_between(x_data, dataset_data, alpha=0.08, color=background_color)
+                                ax.fill_between(x_data, dataset_data, alpha=0.2, color=background_color)
                     else:
                         # 直线连接（tension=0或scipy不可用）
                         line, = ax.plot(x_data, dataset_data, marker='o', label=label,
@@ -497,7 +515,7 @@ class ChartToSVGConverter:
 
                         # 如果需要填充（使用极低透明度避免遮挡）
                         if fill:
-                            ax.fill_between(x_data, dataset_data, alpha=0.08, color=background_color)
+                            ax.fill_between(x_data, dataset_data, alpha=0.2, color=background_color)
 
                 # 记录这条线属于哪个轴
                 axis_lines[y_axis_id].append(line)
diff --git a/ReportEngine/renderers/html_renderer.py b/ReportEngine/renderers/html_renderer.py
index 13d126c..b5cf2be 100644
--- a/ReportEngine/renderers/html_renderer.py
+++ b/ReportEngine/renderers/html_renderer.py
@@ -1345,7 +1345,8 @@ class HTMLRenderer:
         if self._should_skip_overview_kpi(block):
             return ""
         cards = ""
-        for item in block.get("items", []):
+        items = block.get("items", [])
+        for item in items:
             delta = item.get("delta")
             delta_tone = item.get("deltaTone") or "neutral"
             delta_html = f'<span class="delta {delta_tone}">{self._escape_html(delta)}</span>' if delta else ""
@@ -1356,7 +1357,8 @@ class HTMLRenderer:
               {delta_html}
             </div>
             """
-        return f'<div class="kpi-grid">{cards}</div>'
+        count_attr = f' data-kpi-count="{len(items)}"' if items else ""
+        return f'<div class="kpi-grid"{count_attr}>{cards}</div>'
 
     def _merge_dicts(
         self, base: Dict[str, Any] | None, override: Dict[str, Any] | None
@@ -2632,21 +2634,41 @@ table th {{
   margin: 20px 0;
 }}
 .kpi-card {{
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
   padding: 16px;
   border-radius: 12px;
   background: rgba(0,0,0,0.02);
   border: 1px solid var(--border-color);
+  align-items: flex-start;
 }}
 .kpi-value {{
   font-size: 2rem;
   font-weight: 700;
+  display: flex;
+  flex-wrap: wrap;
+  gap: 4px 6px;
+  line-height: 1.25;
+  word-break: break-word;
+  overflow-wrap: break-word;
 }}
 .kpi-label {{
   color: var(--secondary-color);
+  line-height: 1.35;
+  word-break: break-word;
+  overflow-wrap: break-word;
+  max-width: 100%;
 }}
 .delta.up {{ color: #27ae60; }}
 .delta.down {{ color: #e74c3c; }}
 .delta.neutral {{ color: var(--secondary-color); }}
+.delta {{
+  display: block;
+  line-height: 1.3;
+  word-break: break-word;
+  overflow-wrap: break-word;
+}}
 .chart-card {{
   margin: 30px 0;
   padding: 20px;
@@ -2879,6 +2901,17 @@ const CSS_VAR_COLOR_MAP = {
   'var(--color-success)': '#50C878',
   'var(--re-success-color)': '#50C878',
   'var(--re-success-color-translucent)': 'rgba(80, 200, 120, 0.08)',
+  'var(--color-accent-positive)': '#50C878',
+  'var(--color-accent-negative)': '#E85D75',
+  'var(--color-text-secondary)': '#6B7280',
+  'var(--accentPositive)': '#50C878',
+  'var(--accentNegative)': '#E85D75',
+  'var(--sentiment-positive, #28A745)': '#28A745',
+  'var(--sentiment-negative, #E53E3E)': '#E53E3E',
+  'var(--sentiment-neutral, #FFC107)': '#FFC107',
+  'var(--sentiment-positive)': '#28A745',
+  'var(--sentiment-negative)': '#E53E3E',
+  'var(--sentiment-neutral)': '#FFC107',
   'var(--color-primary)': '#3498DB',
   'var(--color-secondary)': '#95A5A6'
 };
@@ -2893,6 +2926,13 @@ function normalizeColorToken(color) {
   if (typeof color !== 'string') return color;
   const trimmed = color.trim();
   if (!trimmed) return null;
+  // 支持 var(--token, fallback) 形式，优先解析fallback
+  const varWithFallback = trimmed.match(/^var\(\s*--[^,)+]+,\s*([^)]+)\)/i);
+  if (varWithFallback && varWithFallback[1]) {
+    const fallback = varWithFallback[1].trim();
+    const normalizedFallback = normalizeColorToken(fallback);
+    if (normalizedFallback) return normalizedFallback;
+  }
   if (CSS_VAR_COLOR_MAP[trimmed]) {
     return CSS_VAR_COLOR_MAP[trimmed];
   }
@@ -2979,6 +3019,9 @@ function normalizeDatasetColors(payload, chartType) {
 
   data.datasets.forEach((dataset, idx) => {
     if (!isPlainObject(dataset)) return;
+    if (type === 'line') {
+      dataset.fill = true;  // 对折线图强制开启填充，便于区域对比
+    }
     const paletteColor = normalizeColorToken(DEFAULT_CHART_COLORS[idx % DEFAULT_CHART_COLORS.length]);
     const borderInput = dataset.borderColor;
     const backgroundInput = dataset.backgroundColor;
@@ -3013,7 +3056,7 @@ function normalizeDatasetColors(payload, chartType) {
     }
 
     const typeAlpha = type === 'line'
-      ? (dataset.fill ? 0.08 : 0.12)
+      ? (dataset.fill ? 0.25 : 0.18)
       : type === 'radar'
         ? 0.25
         : type === 'scatter' || type === 'bubble'
diff --git a/ReportEngine/renderers/pdf_layout_optimizer.py b/ReportEngine/renderers/pdf_layout_optimizer.py
index 0e56ed8..e1dd96a 100644
--- a/ReportEngine/renderers/pdf_layout_optimizer.py
+++ b/ReportEngine/renderers/pdf_layout_optimizer.py
@@ -67,11 +67,22 @@ class ChartLayout:
 @dataclass
 class GridLayout:
     """网格布局配置"""
-    columns: int = 2  # 每行列数
+    columns: int = 3  # 每行列数（正文默认三列）
     gap: int = 20  # 间距
     responsive_breakpoint: int = 768  # 响应式断点（宽度）
 
 
+@dataclass
+class DataBlockLayout:
+    """数据块（色块、KPI、表格等）的缩放配置"""
+    overview_text_scale: float = 0.93  # 文章总览数据块文字缩放（轻微缩小）
+    overview_kpi_scale: float = 0.88  # 总览KPI缩放
+    body_text_scale: float = 0.8      # 正文数据块文字缩放（大幅缩小）
+    body_kpi_scale: float = 0.76      # 正文KPI缩放
+    min_overview_font: int = 12       # 总览最小字号
+    min_body_font: int = 11           # 正文最小字号
+
+
 @dataclass
 class PageLayout:
     """页面整体布局配置"""
@@ -96,6 +107,7 @@ class PDFLayoutConfig:
     table: TableLayout
     chart: ChartLayout
     grid: GridLayout
+    data_block: DataBlockLayout
 
     # 优化策略配置
     auto_adjust_font_size: bool = True  # 自动调整字号
@@ -112,6 +124,7 @@ class PDFLayoutConfig:
             'table': asdict(self.table),
             'chart': asdict(self.chart),
             'grid': asdict(self.grid),
+            'data_block': asdict(self.data_block),
             'auto_adjust_font_size': self.auto_adjust_font_size,
             'auto_adjust_grid_columns': self.auto_adjust_grid_columns,
             'prevent_orphan_headers': self.prevent_orphan_headers,
@@ -128,6 +141,7 @@ class PDFLayoutConfig:
             table=TableLayout(**data['table']),
             chart=ChartLayout(**data['chart']),
             grid=GridLayout(**data['grid']),
+            data_block=DataBlockLayout(**data.get('data_block', {})),
             auto_adjust_font_size=data.get('auto_adjust_font_size', True),
             auto_adjust_grid_columns=data.get('auto_adjust_grid_columns', True),
             prevent_orphan_headers=data.get('prevent_orphan_headers', True),
@@ -174,6 +188,7 @@ class PDFLayoutOptimizer:
             table=TableLayout(),
             chart=ChartLayout(),
             grid=GridLayout(),
+            data_block=DataBlockLayout(),
         )
 
     def optimize_for_document(self, document_ir: Dict[str, Any]) -> PDFLayoutConfig:
@@ -469,6 +484,7 @@ class PDFLayoutOptimizer:
             table=TableLayout(**asdict(self.config.table)),
             chart=ChartLayout(**asdict(self.config.chart)),
             grid=GridLayout(**asdict(self.config.grid)),
+            data_block=DataBlockLayout(**asdict(self.config.data_block)),
             auto_adjust_font_size=self.config.auto_adjust_font_size,
             auto_adjust_grid_columns=self.config.auto_adjust_grid_columns,
             prevent_orphan_headers=self.config.prevent_orphan_headers,
@@ -531,30 +547,88 @@ class PDFLayoutOptimizer:
                     f"预防性调整字号为{config.kpi_card.font_size_value}px"
                 )
 
-        # 根据KPI数量调整网格布局和间距
+        # 收紧KPI字号上限，为正文数据块缩放留出空间
+        base = config.page.font_size_base
+        kpi_value_cap = max(base + 6, 20)
+        kpi_label_cap = max(base - 1, 12)
+        kpi_change_cap = max(base, 12)
+
+        original_value = config.kpi_card.font_size_value
+        original_label = config.kpi_card.font_size_label
+        original_change = config.kpi_card.font_size_change
+
+        config.kpi_card.font_size_value = min(original_value, kpi_value_cap)
+        config.kpi_card.font_size_value = max(config.kpi_card.font_size_value, base + 1)
+        config.kpi_card.font_size_label = min(original_label, kpi_label_cap)
+        config.kpi_card.font_size_label = max(config.kpi_card.font_size_label, 12)
+        config.kpi_card.font_size_change = min(original_change, kpi_change_cap)
+        config.kpi_card.font_size_change = max(config.kpi_card.font_size_change, 12)
+        self.optimization_log.append(
+            f"KPI字号上限收紧：数值{original_value}px→{config.kpi_card.font_size_value}px，"
+            f"标签{original_label}px→{config.kpi_card.font_size_label}px，"
+            f"变动{original_change}px→{config.kpi_card.font_size_change}px"
+        )
+
+        total_blocks = (stats['kpi_count'] + stats['table_count'] +
+                        stats['chart_count'] + stats['callout_count'])
+
+        # 分开收紧文章总览与正文数据块的文字
+        if stats['hero_kpi_count'] >= 3 or stats['max_hero_kpi_value_length'] > 6:
+            prev = config.data_block.overview_kpi_scale
+            config.data_block.overview_kpi_scale = min(prev, 0.86)
+            if config.data_block.overview_kpi_scale != prev:
+                self.optimization_log.append(
+                    f"文章总览KPI较密集，缩放系数 {prev:.2f}→{config.data_block.overview_kpi_scale:.2f}"
+                )
+
+        if stats['has_long_text'] or stats['max_table_columns'] > 6:
+            prev_text = config.data_block.body_text_scale
+            prev_kpi = config.data_block.body_kpi_scale
+            config.data_block.body_text_scale = min(prev_text, 0.78)
+            config.data_block.body_kpi_scale = min(prev_kpi, 0.74)
+            self.optimization_log.append(
+                f"正文数据块紧缩：长文本/宽表触发，文字缩放至{config.data_block.body_text_scale*100:.0f}%，"
+                f"KPI缩放至{config.data_block.body_kpi_scale*100:.0f}%"
+            )
+        elif total_blocks > 16:
+            prev_text = config.data_block.body_text_scale
+            prev_kpi = config.data_block.body_kpi_scale
+            config.data_block.body_text_scale = min(prev_text, 0.80)
+            config.data_block.body_kpi_scale = min(prev_kpi, 0.75)
+            self.optimization_log.append(
+                f"正文数据块缩放：内容块较多({total_blocks}个)，文字缩放至{config.data_block.body_text_scale*100:.0f}%，"
+                f"KPI缩放至{config.data_block.body_kpi_scale*100:.0f}%"
+            )
+        elif total_blocks > 10:
+            prev_text = config.data_block.body_text_scale
+            config.data_block.body_text_scale = min(prev_text, 0.82)
+            if config.data_block.body_text_scale != prev_text:
+                self.optimization_log.append(
+                    f"正文数据块轻量缩放({total_blocks}个块)，文字缩放系数 {prev_text:.2f}→{config.data_block.body_text_scale:.2f}"
+                )
+
+        # 根据KPI数量调整间距但保持正文默认三列装订
+        config.grid.columns = 3
         if stats['kpi_count'] > 6:
-            config.grid.columns = 3
             config.kpi_card.min_height = 100
             config.kpi_card.padding = 14  # 缩小padding以节省空间
             config.grid.gap = 16  # 减小间距
             self.optimization_log.append(
                 f"KPI卡片较多({stats['kpi_count']}个)，"
-                f"调整为3列布局并缩小内边距和间距"
+                f"保持三列布局并缩小内边距和间距"
             )
         elif stats['kpi_count'] > 4:
-            config.grid.columns = 2
             config.kpi_card.padding = 16
             config.grid.gap = 18
             self.optimization_log.append(
-                f"KPI卡片适中({stats['kpi_count']}个)，使用2列布局"
+                f"KPI卡片适中({stats['kpi_count']}个)，保持三列布局并适度调整间距"
             )
         elif stats['kpi_count'] <= 2:
-            config.grid.columns = 1
             config.kpi_card.padding = 22  # 较少卡片时增加padding
             config.grid.gap = 20
             self.optimization_log.append(
                 f"KPI卡片较少({stats['kpi_count']}个)，"
-                f"使用1列布局并增加内边距"
+                f"保持三列布局并增加内边距"
             )
 
         # 根据表格列数调整字号和间距
@@ -601,8 +675,6 @@ class PDFLayoutOptimizer:
             )
 
         # 如果内容较多，减小整体字号
-        total_blocks = (stats['kpi_count'] + stats['table_count'] +
-                       stats['chart_count'] + stats['callout_count'])
         if total_blocks > 20:
             config.page.font_size_base = 13
             config.page.font_size_h2 = 22
@@ -693,6 +765,32 @@ class PDFLayoutOptimizer:
             str: CSS样式字符串
         """
         cfg = self.config
+        db = cfg.data_block
+
+        def _scaled(value: float, scale: float, minimum: int) -> int:
+            """按比例缩放并下限保护，避免数据块文字过大或过小"""
+            try:
+                return max(int(round(value * scale)), minimum)
+            except Exception:
+                return minimum
+
+        # 文章总览数据块字体
+        overview_summary_font = _scaled(cfg.page.font_size_base, db.overview_text_scale, db.min_overview_font)
+        overview_badge_font = _scaled(max(cfg.page.font_size_base - 2, db.min_overview_font), db.overview_text_scale, db.min_overview_font)
+        overview_kpi_value = _scaled(cfg.kpi_card.font_size_value, db.overview_kpi_scale, db.min_overview_font + 1)
+        overview_kpi_label = _scaled(cfg.kpi_card.font_size_label, db.overview_kpi_scale, db.min_overview_font)
+        overview_kpi_delta = _scaled(cfg.kpi_card.font_size_change, db.overview_kpi_scale, db.min_overview_font)
+
+        # 正文数据块字体
+        body_kpi_value = _scaled(cfg.kpi_card.font_size_value, db.body_kpi_scale, db.min_body_font + 1)
+        body_kpi_label = _scaled(cfg.kpi_card.font_size_label, db.body_kpi_scale, db.min_body_font)
+        body_kpi_delta = _scaled(cfg.kpi_card.font_size_change, db.body_kpi_scale, db.min_body_font)
+        body_callout_title = _scaled(cfg.callout.font_size_title, db.body_text_scale, db.min_body_font + 1)
+        body_callout_content = _scaled(cfg.callout.font_size_content, db.body_text_scale, db.min_body_font)
+        body_table_header = _scaled(cfg.table.font_size_header, db.body_text_scale, db.min_body_font)
+        body_table_body = _scaled(cfg.table.font_size_body, db.body_text_scale, db.min_body_font)
+        body_chart_title = _scaled(cfg.chart.font_size_title, db.body_text_scale, db.min_body_font + 1)
+        body_badge_font = _scaled(max(cfg.page.font_size_base - 2, db.min_body_font), db.body_text_scale, db.min_body_font)
 
         css = f"""
 /* PDF布局优化样式 - 由PDFLayoutOptimizer自动生成 */
@@ -734,12 +832,100 @@ p {{
     margin-bottom: {cfg.page.section_spacing}px;
 }}
 
-/* KPI卡片优化 - 防止溢出 */
+/* KPI卡片优化 - WeasyPrint不支持CSS Grid，使用Flex实现等宽排布 */
 .kpi-grid {{
-    display: grid;
-    grid-template-columns: repeat({cfg.grid.columns}, 1fr);
+    display: flex !important;
+    flex-wrap: wrap;
     gap: {cfg.grid.gap}px;
     margin: 20px 0;
+    align-items: stretch;
+    page-break-inside: avoid !important;
+    break-inside: avoid !important;
+    page-break-after: avoid !important;
+    page-break-before: avoid !important;
+    break-before: avoid !important;
+    break-after: avoid !important;
+}}
+
+.kpi-grid .kpi-card {{
+    box-sizing: border-box;
+    flex: 0 1 calc(33.333% - {cfg.grid.gap}px) !important;
+    max-width: calc(33.333% - {cfg.grid.gap}px) !important;
+}}
+
+/* 单条/双条/三条的特殊列数 */
+.chapter .kpi-grid[data-kpi-count="1"] .kpi-card {{
+    flex-basis: 100% !important;
+    max-width: 100% !important;
+}}
+.chapter .kpi-grid[data-kpi-count="2"] .kpi-card {{
+    flex-basis: calc(50% - {cfg.grid.gap}px) !important;
+    max-width: calc(50% - {cfg.grid.gap}px) !important;
+}}
+.chapter .kpi-grid[data-kpi-count="3"] .kpi-card {{
+    flex-basis: calc(33.333% - {cfg.grid.gap}px) !important;
+    max-width: calc(33.333% - {cfg.grid.gap}px) !important;
+}}
+
+/* 四条时采用2x2排布 */
+.chapter .kpi-grid[data-kpi-count="4"] .kpi-card {{
+    flex-basis: calc(50% - {cfg.grid.gap}px) !important;
+    max-width: calc(50% - {cfg.grid.gap}px) !important;
+}}
+.chapter .kpi-grid[data-kpi-count="4"] {{
+    page-break-before: auto !important;
+    break-before: auto !important;
+    page-break-inside: avoid !important;
+    margin-top: 8px !important;
+}}
+
+/* hr 与紧随的KPI/正文保持同页，减少多余空白 */
+hr {{
+    page-break-before: avoid !important;
+    page-break-after: avoid !important;
+    break-before: avoid !important;
+    break-after: avoid !important;
+    margin: 12px 0 !important;
+}}
+
+/* 五条及以上默认三列（6个自动两行3+3） */
+.chapter .kpi-grid[data-kpi-count="5"] .kpi-card,
+.chapter .kpi-grid[data-kpi-count="6"] .kpi-card,
+.chapter .kpi-grid[data-kpi-count="7"] .kpi-card,
+.chapter .kpi-grid[data-kpi-count="8"] .kpi-card,
+.chapter .kpi-grid[data-kpi-count="9"] .kpi-card,
+.chapter .kpi-grid[data-kpi-count="10"] .kpi-card,
+.chapter .kpi-grid[data-kpi-count="11"] .kpi-card,
+.chapter .kpi-grid[data-kpi-count="12"] .kpi-card,
+.chapter .kpi-grid[data-kpi-count="13"] .kpi-card,
+.chapter .kpi-grid[data-kpi-count="14"] .kpi-card,
+.chapter .kpi-grid[data-kpi-count="15"] .kpi-card,
+.chapter .kpi-grid[data-kpi-count="16"] .kpi-card {{
+    flex-basis: calc(33.333% - {cfg.grid.gap}px) !important;
+    max-width: calc(33.333% - {cfg.grid.gap}px) !important;
+}}
+
+/* 5个时最后两张拉宽为两列 */
+.chapter .kpi-grid[data-kpi-count="5"] .kpi-card:nth-last-child(-n+2) {{
+    flex-basis: calc(50% - {cfg.grid.gap}px) !important;
+    max-width: calc(50% - {cfg.grid.gap}px) !important;
+}}
+
+/* 余数为2时，最后两张平分全宽 */
+.chapter .kpi-grid[data-kpi-count="8"] .kpi-card:nth-last-child(-n+2),
+.chapter .kpi-grid[data-kpi-count="11"] .kpi-card:nth-last-child(-n+2),
+.chapter .kpi-grid[data-kpi-count="14"] .kpi-card:nth-last-child(-n+2) {{
+    flex-basis: calc(50% - {cfg.grid.gap}px) !important;
+    max-width: calc(50% - {cfg.grid.gap}px) !important;
+}}
+
+/* 余数为1时，最后一张占满全宽 */
+.chapter .kpi-grid[data-kpi-count="7"] .kpi-card:last-child,
+.chapter .kpi-grid[data-kpi-count="10"] .kpi-card:last-child,
+.chapter .kpi-grid[data-kpi-count="13"] .kpi-card:last-child,
+.chapter .kpi-grid[data-kpi-count="16"] .kpi-card:last-child {{
+    flex-basis: 100% !important;
+    max-width: 100% !important;
 }}
 
 .kpi-card {{
@@ -747,35 +933,39 @@ p {{
     min-height: {cfg.kpi_card.min_height}px;
     break-inside: avoid;
     page-break-inside: avoid;
-    /* 防止溢出的关键设置 */
-    overflow: hidden;
     box-sizing: border-box;
     max-width: 100%;
+    height: auto;
+    display: flex;
+    flex-direction: column;
+    gap: 8px;
 }}
 
-.kpi-card .value {{
-    font-size: {cfg.kpi_card.font_size_value}px !important;
-    line-height: 1.2;
-    /* 强制换行和溢出控制 */
+.kpi-card .kpi-value {{
+    font-size: {body_kpi_value}px !important;
+    line-height: 1.25;
     word-break: break-word;
     overflow-wrap: break-word;
     hyphens: auto;
     max-width: 100%;
-    overflow: hidden;
-    text-overflow: ellipsis;
-}}
-
-.kpi-card .label {{
-    font-size: {cfg.kpi_card.font_size_label}px !important;
-    /* 防止标签溢出 */
+    display: flex;
+    flex-wrap: wrap;
+    align-items: baseline;
+    gap: 4px 6px;
+.kpi-card .kpi-label {{
+    font-size: {body_kpi_label}px !important;
     word-break: break-word;
     overflow-wrap: break-word;
     max-width: 100%;
+    line-height: 1.35;
 }}
 
-.kpi-card .change {{
-    font-size: {cfg.kpi_card.font_size_change}px !important;
+.kpi-card .change,
+.kpi-card .delta {{
+    font-size: {body_kpi_delta}px !important;
     word-break: break-word;
+    overflow-wrap: break-word;
+    line-height: 1.3;
 }}
 
 /* 提示框优化 - 防止溢出 */
@@ -783,6 +973,7 @@ p {{
     padding: {cfg.callout.padding}px !important;
     margin: 20px 0;
     line-height: {cfg.callout.line_height};
+    font-size: {body_callout_content}px !important;
     break-inside: avoid;
     page-break-inside: avoid;
     /* 防止溢出 */
@@ -792,19 +983,31 @@ p {{
 }}
 
 .callout-title {{
-    font-size: {cfg.callout.font_size_title}px !important;
+    font-size: {body_callout_title}px !important;
     margin-bottom: 10px;
     word-break: break-word;
     line-height: 1.4;
 }}
 
 .callout-content {{
-    font-size: {cfg.callout.font_size_content}px !important;
+    font-size: {body_callout_content}px !important;
     word-break: break-word;
     overflow-wrap: break-word;
     line-height: {cfg.callout.line_height};
 }}
 
+.callout strong {{
+    font-size: {body_callout_title}px !important;
+}}
+
+.callout p,
+.callout li,
+.callout table,
+.callout td,
+.callout th {{
+    font-size: {body_callout_content}px !important;
+}}
+
 /* 确保 callout 内部最后一个元素不会溢出底部 */
 .callout > *:last-child,
 .callout > *:last-child > *:last-child {{
@@ -824,7 +1027,7 @@ table {{
 }}
 
 th {{
-    font-size: {cfg.table.font_size_header}px !important;
+    font-size: {body_table_header}px !important;
     padding: {cfg.table.cell_padding}px !important;
     /* 表头文字控制 */
     word-break: break-word;
@@ -834,7 +1037,7 @@ th {{
 }}
 
 td {{
-    font-size: {cfg.table.font_size_body}px !important;
+    font-size: {body_table_body}px !important;
     padding: {cfg.table.cell_padding}px !important;
     max-width: {cfg.table.max_cell_width}px;
     /* 强制换行，防止溢出 */
@@ -859,7 +1062,7 @@ td {{
 }}
 
 .chart-title {{
-    font-size: {cfg.chart.font_size_title}px !important;
+    font-size: {body_chart_title}px !important;
     word-break: break-word;
 }}
 
@@ -928,19 +1131,26 @@ td {{
 .hero-side {{
     flex: 3;  /* 右侧占30% */
     min-width: 0;
+    min-height: 0;
     display: flex;
-    flex-direction: column;
+    flex-wrap: wrap;
     gap: {max(cfg.grid.gap - 2, 10)}px;
     overflow: hidden;
     box-sizing: border-box;
+    width: 100%;
 }}
 
 /* Hero区域的KPI卡片 - 横向拉长，每行显示一个内容 */
 .hero-kpi {{
+    background: #ffffff;
+    border-radius: 16px !important;
+    border: 1px solid rgba(0, 0, 0, 0.06);
+    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.08);
+    flex: 0 1 calc(50% - {max(cfg.grid.gap - 2, 10)}px);
+    max-width: calc(50% - {max(cfg.grid.gap - 2, 10)}px);
     padding: 12px 18px !important;  /* 增加横向padding */
     overflow: hidden;
     box-sizing: border-box;
-    max-width: 100%;
     min-height: 85px;  /* 增加高度以容纳三行 */
     display: flex;
     flex-direction: column;
@@ -948,7 +1158,7 @@ td {{
 }}
 
 .hero-kpi .label {{
-    font-size: {max(cfg.kpi_card.font_size_label - 3, 9)}px !important;  /* 减小标签字号 */
+    font-size: {overview_kpi_label}px !important;  /* 适度减小标签字号 */
     word-break: break-word;
     max-width: 100%;
     line-height: 1.2;
@@ -959,7 +1169,7 @@ td {{
 }}
 
 .hero-kpi .value {{
-    font-size: {max(cfg.kpi_card.font_size_value - 12, 14)}px !important;  /* 减小数值字号 */
+    font-size: {overview_kpi_value}px !important;  /* 适度减小数值字号 */
     word-break: break-word;
     overflow-wrap: break-word;
     max-width: 100%;
@@ -972,7 +1182,7 @@ td {{
 }}
 
 .hero-kpi .delta {{
-    font-size: {max(cfg.kpi_card.font_size_change - 3, 9)}px !important;  /* 减小变化值字号 */
+    font-size: {overview_kpi_delta}px !important;  /* 适度减小变化值字号 */
     word-break: break-word;
     margin-top: 3px;
     display: block;  /* 独占一行 */
@@ -984,7 +1194,7 @@ td {{
 
 /* Hero summary文本 */
 .hero-summary {{
-    font-size: {cfg.page.font_size_base}px !important;
+    font-size: {overview_summary_font}px !important;
     line-height: 1.65;
     margin-top: 0;
     margin-bottom: 18px;  /* 增加底部边距，与badges保持一致 */
@@ -1014,7 +1224,7 @@ td {{
 
 /* hero highlights中的badge - 拉长加宽的椭圆形背景，与上方文本对齐 */
 .hero-highlights .badge {{
-    font-size: {max(cfg.callout.font_size_content - 3, 10)}px !important;
+    font-size: {overview_badge_font}px !important;
     padding: 10px 20px !important;  /* 增加padding，更好的视觉效果 */
     max-width: 100%;
     width: 98%;  /* 占满宽度，与summary文本对齐 */
@@ -1105,7 +1315,7 @@ main > .chapter:first-of-type {{
     white-space: normal;
     /* 限制badge的最大尺寸 */
     padding: 4px 12px !important;
-    font-size: {max(cfg.page.font_size_base - 2, 12)}px !important;
+    font-size: {body_badge_font}px !important;
     line-height: 1.4 !important;
     /* 防止badge异常过大 */
     word-break: break-word;
@@ -1147,4 +1357,5 @@ __all__ = [
     'TableLayout',
     'ChartLayout',
     'GridLayout',
+    'DataBlockLayout',
 ]