Support SWOT Block

@@ -33,6 +33,7 @@ ALLOWED_BLOCK_TYPES: List[str] = [
     "paragraph",
     "list",
     "table",
+    "swotTable",
     "blockquote",
     "engineQuote",
     "hr",
@@ -169,6 +170,63 @@ table_block: Dict[str, Any] = {
     "additionalProperties": True,
 }
 
+swot_item_schema: Dict[str, Any] = {
+    "title": "SwotItem",
+    "oneOf": [
+        {"type": "string"},
+        {
+            "type": "object",
+            "properties": {
+                "title": {"type": "string"},
+                "label": {"type": "string"},
+                "text": {"type": "string"},
+                "detail": {"type": "string"},
+                "description": {"type": "string"},
+                "evidence": {"type": "string"},
+                "impact": {"type": "string"},
+                "score": {"type": ["number", "string"]},
+                "priority": {"type": ["string", "number"]},
+            },
+            "required": [],
+            "additionalProperties": True,
+        },
+    ],
+}
+
+swot_block: Dict[str, Any] = {
+    "title": "SwotTableBlock",
+    "type": "object",
+    "properties": {
+        "type": {"const": "swotTable"},
+        "title": {"type": "string"},
+        "summary": {"type": "string"},
+        "strengths": {
+            "type": "array",
+            "items": {"$ref": "#/definitions/swotItem"},
+        },
+        "weaknesses": {
+            "type": "array",
+            "items": {"$ref": "#/definitions/swotItem"},
+        },
+        "opportunities": {
+            "type": "array",
+            "items": {"$ref": "#/definitions/swotItem"},
+        },
+        "threats": {
+            "type": "array",
+            "items": {"$ref": "#/definitions/swotItem"},
+        },
+    },
+    "required": ["type"],
+    "anyOf": [
+        {"required": ["strengths"]},
+        {"required": ["weaknesses"]},
+        {"required": ["opportunities"]},
+        {"required": ["threats"]},
+    ],
+    "additionalProperties": True,
+}
+
 blockquote_block: Dict[str, Any] = {
     "title": "BlockquoteBlock",
     "type": "object",
@@ -361,6 +419,7 @@ block_variants: List[Dict[str, Any]] = [
     kpi_block,
     widget_block,
     toc_block,
+    swot_block,
 ]
 
 CHAPTER_JSON_SCHEMA: Dict[str, Any] = {
@@ -388,6 +447,7 @@ CHAPTER_JSON_SCHEMA: Dict[str, Any] = {
     "definitions": {
         "inlineMark": inline_mark_schema,
         "inlineRun": inline_run_schema,
+        "swotItem": swot_item_schema,
         "block": {"oneOf": block_variants},
     },
 }

@@ -132,6 +132,39 @@ class IRValidator:
                         errors,
                     )
 
+    def _validate_swotTable_block(self, block: Dict[str, Any], path: str, errors: List[str]):
+        """SWOT表至少提供四象限之一，每象限为条目数组"""
+        quadrants = ("strengths", "weaknesses", "opportunities", "threats")
+        if not any(block.get(name) is not None for name in quadrants):
+            errors.append(f"{path} 需要至少包含 strengths/weaknesses/opportunities/threats 之一")
+        for name in quadrants:
+            entries = block.get(name)
+            if entries is None:
+                continue
+            if not isinstance(entries, list):
+                errors.append(f"{path}.{name} 必须是数组")
+                continue
+            for idx, entry in enumerate(entries):
+                self._validate_swot_item(entry, f"{path}.{name}[{idx}]", errors)
+
+    def _validate_swot_item(self, item: Any, path: str, errors: List[str]):
+        """单个SWOT条目支持字符串或带字段的对象"""
+        if isinstance(item, str):
+            if not item.strip():
+                errors.append(f"{path} 不能为空字符串")
+            return
+        if not isinstance(item, dict):
+            errors.append(f"{path} 必须是字符串或对象")
+            return
+        title = None
+        for key in ("title", "label", "text", "detail", "description"):
+            value = item.get(key)
+            if isinstance(value, str) and value.strip():
+                title = value
+                break
+        if title is None:
+            errors.append(f"{path} 缺少 title/label/text/description 等文字字段")
+
     def _validate_blockquote_block(
         self, block: Dict[str, Any], path: str, errors: List[str]
     ):

@@ -304,19 +304,20 @@ SYSTEM_PROMPT_CHAPTER_JSON = f"""
 3. 所有段落都放入paragraph.inlines，混排样式通过marks表示（bold/italic/color/link等）。
 4. 所有heading必须包含anchor，锚点与编号保持模板一致，比如section-2-1。
 5. 表格需给出rows/cells/align，KPI卡请使用kpiGrid，分割线用hr。
-6. 如需引用图表/交互组件，统一用widgetType表示（例如chart.js/line、chart.js/doughnut）。
-7. 鼓励结合outline中列出的子标题，生成多层heading与细粒度内容，同时可补充callout、blockquote等。
-8. engineQuote 仅用于呈现单Agent的原话：使用 block.type="engineQuote"，engine 取值 insight/media/query，title 必须固定为对应Agent名字（insight->Insight Agent，media->Media Agent，query->Query Agent，不可自定义），内部 blocks 只允许 paragraph，paragraph.inlines 的 marks 仅可使用 bold/italic（可留空），禁止在 engineQuote 中放表格/图表/引用/公式等；当 reports 或 forumLogs 中有明确的文字段落、结论、数字/时间等可直接引用时，优先分别从 Query/Media/Insight 三个 Agent 摘出关键原文或文字版数据放入 engineQuote，尽量覆盖三类 Agent 而非只用单一来源，严禁臆造内容或把表格/图表改写进 engineQuote。
-9. 如果chapterPlan中包含target/min/max或sections细分预算，请尽量贴合，必要时在notes允许的范围内突破，同时在结构上体现详略；
-10. 一级标题需使用中文数字（“一、二、三”），二级标题使用阿拉伯数字（“1.1、1.2”），heading.text中直接写好编号，与outline顺序对应；
-11. 严禁输出外部图片/AI生图链接，仅可使用Chart.js图表、表格、色块、callout等HTML原生组件；如需视觉辅助请改为文字描述或数据表；
-12. 段落混排需通过marks表达粗体、斜体、下划线、颜色等样式，禁止残留Markdown语法（如**text**）；
-13. 行间公式用block.type="math"并填入math.latex，行内公式在paragraph.inlines里将文本设为Latex并加上marks.type="math"，渲染层会用MathJax处理；
-14. widget配色需与CSS变量兼容，不要硬编码背景色或文字色，legend/ticks由渲染层控制；
-15. 善用callout、kpiGrid、表格、widget等提升版面丰富度，但必须遵守模板章节范围。
-16. 输出前务必自检JSON语法：禁止出现`{{}}{{`或`][`相连缺少逗号、列表项嵌套超过一层、未闭合的括号或未转义换行，`list` block的items必须是`[[block,...], ...]`结构，若无法满足则返回错误提示而不是输出不合法JSON。
-17. 所有widget块必须在顶层提供`data`或`dataRef`（可将props中的`data`上移），确保Chart.js能够直接渲染；缺失数据时宁可输出表格或段落，绝不留空。
-18. 任何block都必须声明合法`type`（heading/paragraph/list/...）；若需要普通文本请使用`paragraph`并给出`inlines`，禁止返回`type:null`或未知值。
+6. SWOT分析必须优先使用 block.type="swotTable"：分别填写 strengths/weaknesses/opportunities/threats 数组，单项至少包含 title/label/text 之一，可附加 detail/evidence/impact/score 字段；title/summary 字段用于概览说明。
+7. 如需引用图表/交互组件，统一用widgetType表示（例如chart.js/line、chart.js/doughnut）。
+8. 鼓励结合outline中列出的子标题，生成多层heading与细粒度内容，同时可补充callout、blockquote等。
+9. engineQuote 仅用于呈现单Agent的原话：使用 block.type="engineQuote"，engine 取值 insight/media/query，title 必须固定为对应Agent名字（insight->Insight Agent，media->Media Agent，query->Query Agent，不可自定义），内部 blocks 只允许 paragraph，paragraph.inlines 的 marks 仅可使用 bold/italic（可留空），禁止在 engineQuote 中放表格/图表/引用/公式等；当 reports 或 forumLogs 中有明确的文字段落、结论、数字/时间等可直接引用时，优先分别从 Query/Media/Insight 三个 Agent 摘出关键原文或文字版数据放入 engineQuote，尽量覆盖三类 Agent 而非只用单一来源，严禁臆造内容或把表格/图表改写进 engineQuote。
+10. 如果chapterPlan中包含target/min/max或sections细分预算，请尽量贴合，必要时在notes允许的范围内突破，同时在结构上体现详略；
+11. 一级标题需使用中文数字（“一、二、三”），二级标题使用阿拉伯数字（“1.1、1.2”），heading.text中直接写好编号，与outline顺序对应；
+12. 严禁输出外部图片/AI生图链接，仅可使用Chart.js图表、表格、色块、callout等HTML原生组件；如需视觉辅助请改为文字描述或数据表；
+13. 段落混排需通过marks表达粗体、斜体、下划线、颜色等样式，禁止残留Markdown语法（如**text**）；
+14. 行间公式用block.type="math"并填入math.latex，行内公式在paragraph.inlines里将文本设为Latex并加上marks.type="math"，渲染层会用MathJax处理；
+15. widget配色需与CSS变量兼容，不要硬编码背景色或文字色，legend/ticks由渲染层控制；
+16. 善用callout、kpiGrid、表格、widget等提升版面丰富度，但必须遵守模板章节范围。
+17. 输出前务必自检JSON语法：禁止出现`{{}}{{`或`][`相连缺少逗号、列表项嵌套超过一层、未闭合的括号或未转义换行，`list` block的items必须是`[[block,...], ...]`结构，若无法满足则返回错误提示而不是输出不合法JSON。
+18. 所有widget块必须在顶层提供`data`或`dataRef`（可将props中的`data`上移），确保Chart.js能够直接渲染；缺失数据时宁可输出表格或段落，绝不留空。
+19. 任何block都必须声明合法`type`（heading/paragraph/list/...）；若需要普通文本请使用`paragraph`并给出`inlines`，禁止返回`type:null`或未知值。
 
 <CHAPTER JSON SCHEMA>
 {CHAPTER_JSON_SCHEMA_TEXT}

@@ -48,6 +48,7 @@ class HTMLRenderer:
         "math",
         "figure",
         "kpiGrid",
+        "swotTable",
         "engineQuote",
     }
     INLINE_ARTIFACT_KEYS = {
@@ -1021,6 +1022,7 @@ class HTMLRenderer:
             "paragraph": self._render_paragraph,
             "list": self._render_list,
             "table": self._render_table,
+            "swotTable": self._render_swot_table,
             "blockquote": self._render_blockquote,
             "engineQuote": self._render_engine_quote,
             "hr": lambda b: "<hr />",
@@ -1173,6 +1175,117 @@ class HTMLRenderer:
         caption_html = f"<caption>{self._escape_html(caption)}</caption>" if caption else ""
         return f'<div class="table-wrap"><table>{caption_html}<tbody>{rows_html}</tbody></table></div>'
 
+    def _render_swot_table(self, block: Dict[str, Any]) -> str:
+        """
+        渲染四象限的SWOT专用表格，兼顾HTML与PDF的可读性。
+        """
+        title = block.get("title") or "SWOT 分析"
+        summary = block.get("summary")
+        quadrants = [
+            ("strengths", "优势 Strengths", "S", "strength"),
+            ("weaknesses", "劣势 Weaknesses", "W", "weakness"),
+            ("opportunities", "机会 Opportunities", "O", "opportunity"),
+            ("threats", "威胁 Threats", "T", "threat"),
+        ]
+        cells_html = ""
+        for key, label, code, css in quadrants:
+            items = self._normalize_swot_items(block.get(key))
+            caption_text = f"{len(items)} 条要点" if items else "待补充"
+            list_html = "".join(self._render_swot_item(item) for item in items) if items else '<li class="swot-empty">尚未填入要点</li>'
+            cells_html += f"""
+        <div class="swot-cell {css}">
+          <div class="swot-cell__meta">
+            <span class="swot-pill {css}">{self._escape_html(code)}</span>
+            <div>
+              <div class="swot-cell__title">{self._escape_html(label)}</div>
+              <div class="swot-cell__caption">{self._escape_html(caption_text)}</div>
+            </div>
+          </div>
+          <ul class="swot-list">{list_html}</ul>
+        </div>"""
+        summary_html = f'<p class="swot-card__summary">{self._escape_html(summary)}</p>' if summary else ""
+        title_html = f'<div class="swot-card__title">{self._escape_html(title)}</div>' if title else ""
+        legend = """
+            <div class="swot-legend">
+              <span class="swot-legend__item strength">S 优势</span>
+              <span class="swot-legend__item weakness">W 劣势</span>
+              <span class="swot-legend__item opportunity">O 机会</span>
+              <span class="swot-legend__item threat">T 威胁</span>
+            </div>
+        """
+        return f"""
+        <div class="swot-card">
+          <div class="swot-card__head">
+            <div>{title_html}{summary_html}</div>
+            {legend}
+          </div>
+          <div class="swot-grid">{cells_html}</div>
+        </div>
+        """
+
+    def _normalize_swot_items(self, raw: Any) -> List[Dict[str, Any]]:
+        """将SWOT条目规整为统一结构，兼容字符串/对象两种写法"""
+        normalized: List[Dict[str, Any]] = []
+        if raw is None:
+            return normalized
+        if isinstance(raw, (str, int, float)):
+            text = self._safe_text(raw).strip()
+            if text:
+                normalized.append({"title": text})
+            return normalized
+        if not isinstance(raw, list):
+            return normalized
+        for entry in raw:
+            if isinstance(entry, (str, int, float)):
+                text = self._safe_text(entry).strip()
+                if text:
+                    normalized.append({"title": text})
+                continue
+            if not isinstance(entry, dict):
+                continue
+            title = entry.get("title") or entry.get("label") or entry.get("text")
+            detail = entry.get("detail") or entry.get("description")
+            evidence = entry.get("evidence") or entry.get("source")
+            impact = entry.get("impact") or entry.get("priority")
+            score = entry.get("score")
+            if not title and isinstance(detail, str):
+                title = detail
+                detail = None
+            if not (title or detail or evidence):
+                continue
+            normalized.append(
+                {
+                    "title": title,
+                    "detail": detail,
+                    "evidence": evidence,
+                    "impact": impact,
+                    "score": score,
+                }
+            )
+        return normalized
+
+    def _render_swot_item(self, item: Dict[str, Any]) -> str:
+        """输出单个SWOT条目的HTML片段"""
+        title = item.get("title") or item.get("label") or item.get("text") or "未命名要点"
+        detail = item.get("detail") or item.get("description")
+        evidence = item.get("evidence") or item.get("source")
+        impact = item.get("impact") or item.get("priority")
+        score = item.get("score")
+        tags: List[str] = []
+        if impact:
+            tags.append(f'<span class="swot-tag">{self._escape_html(impact)}</span>')
+        if score not in (None, ""):
+            tags.append(f'<span class="swot-tag neutral">评分 {self._escape_html(score)}</span>')
+        tags_html = f'<span class="swot-item-tags">{"".join(tags)}</span>' if tags else ""
+        detail_html = f'<div class="swot-item-desc">{self._escape_html(detail)}</div>' if detail else ""
+        evidence_html = f'<div class="swot-item-evidence">佐证：{self._escape_html(evidence)}</div>' if evidence else ""
+        return f"""
+            <li class="swot-item">
+              <div class="swot-item-title">{self._escape_html(title)}{tags_html}</div>
+              {detail_html}{evidence_html}
+            </li>
+        """
+
     def _normalize_table_rows(self, rows: List[Dict[str, Any]]) -> List[Dict[str, Any]]:
         """
         检测并修正仅有单列的竖排表，转换为标准网格。
@@ -2446,6 +2559,10 @@ class HTMLRenderer:
   --engine-query-border: rgba(141, 215, 165, 0.45);
   --engine-query-text: #a7e2ba;
   --engine-quote-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
+  --swot-strength: #1c7f6e;
+  --swot-weakness: #c0392b;
+  --swot-opportunity: #1f5ab3;
+  --swot-threat: #b36b16;
 }}
 * {{ box-sizing: border-box; }}
 body {{
@@ -2886,6 +3003,150 @@ table th {{
 }}
 .align-center {{ text-align: center; }}
 .align-right {{ text-align: right; }}
+.swot-card {{
+  margin: 26px 0;
+  padding: 18px 18px 14px;
+  border-radius: 16px;
+  border: 1px solid var(--border-color);
+  background: linear-gradient(135deg, rgba(76,132,255,0.06), rgba(28,127,110,0.06)), var(--card-bg);
+  box-shadow: 0 12px 30px var(--shadow-color);
+}}
+.swot-card__head {{
+  display: flex;
+  justify-content: space-between;
+  gap: 16px;
+  align-items: flex-start;
+  flex-wrap: wrap;
+}}
+.swot-card__title {{
+  font-size: 1.15rem;
+  font-weight: 750;
+  margin-bottom: 4px;
+}}
+.swot-card__summary {{
+  margin: 0;
+  color: var(--text-color);
+  opacity: 0.85;
+}}
+.swot-legend {{
+  display: flex;
+  gap: 8px;
+  flex-wrap: wrap;
+  align-items: center;
+}}
+.swot-legend__item {{
+  padding: 6px 12px;
+  border-radius: 999px;
+  font-weight: 700;
+  color: #fff;
+  box-shadow: 0 4px 10px rgba(0,0,0,0.12);
+}}
+.swot-legend__item.strength {{ background: var(--swot-strength); }}
+.swot-legend__item.weakness {{ background: var(--swot-weakness); }}
+.swot-legend__item.opportunity {{ background: var(--swot-opportunity); }}
+.swot-legend__item.threat {{ background: var(--swot-threat); }}
+.swot-grid {{
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
+  gap: 12px;
+  margin-top: 14px;
+}}
+.swot-cell {{
+  border-radius: 14px;
+  border: 1px solid rgba(0,0,0,0.05);
+  padding: 12px 12px 10px;
+  background: linear-gradient(135deg, rgba(255,255,255,0.8), rgba(255,255,255,0.4));
+  box-shadow: inset 0 1px 0 rgba(255,255,255,0.7);
+}}
+.swot-cell.strength {{ border-color: rgba(28,127,110,0.35); background: linear-gradient(135deg, rgba(28,127,110,0.08), rgba(255,255,255,0.75)), var(--card-bg); }}
+.swot-cell.weakness {{ border-color: rgba(192,57,43,0.35); background: linear-gradient(135deg, rgba(192,57,43,0.08), rgba(255,255,255,0.75)), var(--card-bg); }}
+.swot-cell.opportunity {{ border-color: rgba(31,90,179,0.35); background: linear-gradient(135deg, rgba(31,90,179,0.08), rgba(255,255,255,0.75)), var(--card-bg); }}
+.swot-cell.threat {{ border-color: rgba(179,107,22,0.35); background: linear-gradient(135deg, rgba(179,107,22,0.08), rgba(255,255,255,0.75)), var(--card-bg); }}
+.swot-cell__meta {{
+  display: flex;
+  gap: 10px;
+  align-items: flex-start;
+  margin-bottom: 8px;
+}}
+.swot-pill {{
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  width: 36px;
+  height: 36px;
+  border-radius: 12px;
+  font-weight: 800;
+  color: #fff;
+  box-shadow: 0 6px 16px rgba(0,0,0,0.14);
+}}
+.swot-pill.strength {{ background: var(--swot-strength); }}
+.swot-pill.weakness {{ background: var(--swot-weakness); }}
+.swot-pill.opportunity {{ background: var(--swot-opportunity); }}
+.swot-pill.threat {{ background: var(--swot-threat); }}
+.swot-cell__title {{
+  font-weight: 750;
+  letter-spacing: 0.01em;
+}}
+.swot-cell__caption {{
+  font-size: 0.9rem;
+  color: var(--text-color);
+  opacity: 0.7;
+}}
+.swot-list {{
+  list-style: none;
+  padding: 0;
+  margin: 0;
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}}
+.swot-item {{
+  padding: 10px 12px;
+  border-radius: 12px;
+  background: rgba(0,0,0,0.02);
+  border: 1px dashed rgba(0,0,0,0.05);
+}}
+.swot-item-title {{
+  display: flex;
+  justify-content: space-between;
+  gap: 8px;
+  font-weight: 650;
+}}
+.swot-item-tags {{
+  display: inline-flex;
+  gap: 6px;
+  flex-wrap: wrap;
+  font-size: 0.85rem;
+}}
+.swot-tag {{
+  display: inline-block;
+  padding: 4px 8px;
+  border-radius: 10px;
+  background: rgba(0,0,0,0.06);
+  color: var(--text-color);
+  line-height: 1.2;
+}}
+.swot-tag.neutral {{
+  background: rgba(0,0,0,0.04);
+}}
+.swot-item-desc {{
+  margin-top: 4px;
+  color: var(--text-color);
+  opacity: 0.92;
+}}
+.swot-item-evidence {{
+  margin-top: 4px;
+  font-size: 0.9rem;
+  color: var(--secondary-color);
+}}
+.swot-empty {{
+  padding: 12px;
+  border-radius: 12px;
+  border: 1px dashed var(--border-color);
+  text-align: center;
+  color: var(--text-color);
+  opacity: 0.7;
+}}
 .callout {{
   border-left: 4px solid var(--primary-color);
   padding: 16px;
@@ -3108,6 +3369,7 @@ pre.code-block {{
   .engine-quote,
   .chart-card,
   .kpi-grid,
+  .swot-card,
   .table-wrap,
   figure,
   blockquote {{
@@ -3133,6 +3395,11 @@ pre.code-block {{
     height: auto !important;
     max-width: 100% !important;
   }}
+  .swot-card,
+  .swot-cell {{
+    break-inside: avoid;
+    page-break-inside: avoid;
+  }}
 .table-wrap {{
   overflow-x: auto;
   max-width: 100%;