diff --git a/.gitignore b/.gitignore
index b9dbf9d09..20c51e519 100644
--- a/.gitignore
+++ b/.gitignore
@@ -58,5 +58,7 @@ Cargo.lock.merge-conflict
 **/locator-signing-key*.json
 
 tools/__pycache__/
+__pycache__/
+*.pyc
 openpencil-docs
 output
diff --git a/crates/op-editor-core/assets/scene_templates.toml b/crates/op-editor-core/assets/scene_templates.toml
index c3f3b3dae..a83e0c438 100644
--- a/crates/op-editor-core/assets/scene_templates.toml
+++ b/crates/op-editor-core/assets/scene_templates.toml
@@ -33,6 +33,18 @@ frames = 5
 frame_width = 1080
 frame_height = 1440
 
+[[template]]
+id = "slide-deck"
+scene = "slides"
+title_key = "sceneTemplate.item.slideDeck.title"
+title_fallback = "演示文稿 · 六页"
+summary_key = "sceneTemplate.item.slideDeck.summary"
+summary_fallback = "封面、目录、要点、数据、图表和结尾，16:9 投影比例，替换文案即可上台。"
+tags = ["PPT", "演示", "汇报", "幻灯片", "slides", "deck", "presentation"]
+frames = 6
+frame_width = 1920
+frame_height = 1080
+
 [[template]]
 id = "before-after"
 scene = "comparison"
diff --git a/crates/op-editor-core/assets/scene_templates/slide-deck.op b/crates/op-editor-core/assets/scene_templates/slide-deck.op
new file mode 100644
index 000000000..3e12b333c
--- /dev/null
+++ b/crates/op-editor-core/assets/scene_templates/slide-deck.op
@@ -0,0 +1,1658 @@
+{
+  "version": "1.0.0",
+  "name": "演示文稿 · 16:9 模板",
+  "variables": {
+    "c-bg": {
+      "type": "color",
+      "value": "#FFFFFF"
+    },
+    "c-surface": {
+      "type": "color",
+      "value": "#F4F6F9"
+    },
+    "c-ink": {
+      "type": "color",
+      "value": "#0B1220"
+    },
+    "c-muted": {
+      "type": "color",
+      "value": "#5A6B85"
+    },
+    "c-accent": {
+      "type": "color",
+      "value": "#2F5BEA"
+    },
+    "c-accent-soft": {
+      "type": "color",
+      "value": "#E4EAFD"
+    },
+    "c-border": {
+      "type": "color",
+      "value": "#DCE2EC"
+    }
+  },
+  "children": [
+    {
+      "type": "frame",
+      "id": "f1",
+      "name": "01 封面",
+      "width": 1920,
+      "height": 1080,
+      "layout": "vertical",
+      "padding": [
+        120,
+        120
+      ],
+      "gap": 40,
+      "justifyContent": "center",
+      "fill": [
+        {
+          "type": "solid",
+          "color": "$c-bg"
+        }
+      ],
+      "clipContent": true,
+      "children": [
+        {
+          "type": "frame",
+          "id": "f2",
+          "name": "封面文案",
+          "width": "fill_container",
+          "height": "fit_content",
+          "layout": "vertical",
+          "gap": 32,
+          "fill": [],
+          "children": [
+            {
+              "type": "frame",
+              "id": "f3",
+              "name": "标签",
+              "width": "fit_content",
+              "height": "fit_content",
+              "layout": "horizontal",
+              "padding": [
+                8,
+                18
+              ],
+              "cornerRadius": 999,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-accent-soft"
+                }
+              ],
+              "children": [
+                {
+                  "type": "text",
+                  "id": "t4",
+                  "name": "标签文字",
+                  "content": "2026 · 季度汇报",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 24,
+                  "fontWeight": 600,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent"
+                    }
+                  ],
+                  "lineHeight": 1.6,
+                  "letterSpacing": 1.2,
+                  "textGrowth": "fixed-width",
+                  "width": "fit_content"
+                }
+              ]
+            },
+            {
+              "type": "text",
+              "id": "t5",
+              "name": "主标题",
+              "content": "把复杂的事，讲成一句话",
+              "fontFamily": "Noto Sans SC",
+              "fontSize": 104,
+              "fontWeight": 700,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-ink"
+                }
+              ],
+              "lineHeight": 1.15,
+              "letterSpacing": 0,
+              "textGrowth": "fixed-width",
+              "width": "fill_container"
+            },
+            {
+              "type": "text",
+              "id": "t6",
+              "name": "副标题",
+              "content": "副标题写清楚这次要让听众记住的那个结论。",
+              "fontFamily": "Noto Sans SC",
+              "fontSize": 34,
+              "fontWeight": 400,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-muted"
+                }
+              ],
+              "lineHeight": 1.4,
+              "letterSpacing": 0,
+              "textGrowth": "fixed-width",
+              "width": "fill_container"
+            },
+            {
+              "type": "rectangle",
+              "id": "r7",
+              "name": "强调条",
+              "width": 120,
+              "height": 8,
+              "cornerRadius": 999,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-accent"
+                }
+              ]
+            }
+          ]
+        },
+        {
+          "type": "frame",
+          "id": "f8",
+          "name": "落款",
+          "width": "fill_container",
+          "height": "fit_content",
+          "layout": "horizontal",
+          "gap": 32,
+          "alignItems": "center",
+          "fill": [],
+          "children": [
+            {
+              "type": "text",
+              "id": "t9",
+              "name": "演讲者",
+              "content": "演讲者姓名 · 团队",
+              "fontFamily": "Inter",
+              "fontSize": 28,
+              "fontWeight": 500,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-ink"
+                }
+              ],
+              "lineHeight": 1.6,
+              "letterSpacing": 0,
+              "textGrowth": "fixed-width",
+              "width": "fit_content"
+            },
+            {
+              "type": "text",
+              "id": "t10",
+              "name": "日期",
+              "content": "2026.08",
+              "fontFamily": "Inter",
+              "fontSize": 28,
+              "fontWeight": 400,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-muted"
+                }
+              ],
+              "lineHeight": 1.6,
+              "letterSpacing": 0,
+              "textGrowth": "fixed-width",
+              "width": "fit_content"
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "type": "frame",
+      "id": "f11",
+      "name": "02 目录",
+      "width": 1920,
+      "height": 1080,
+      "layout": "vertical",
+      "padding": [
+        120,
+        120
+      ],
+      "gap": 48,
+      "justifyContent": "start",
+      "fill": [
+        {
+          "type": "solid",
+          "color": "$c-bg"
+        }
+      ],
+      "clipContent": true,
+      "children": [
+        {
+          "type": "text",
+          "id": "t12",
+          "name": "页标题",
+          "content": "目录",
+          "fontFamily": "Noto Sans SC",
+          "fontSize": 64,
+          "fontWeight": 700,
+          "fill": [
+            {
+              "type": "solid",
+              "color": "$c-ink"
+            }
+          ],
+          "lineHeight": 1.15,
+          "letterSpacing": 0,
+          "textGrowth": "fixed-width",
+          "width": "fill_container"
+        },
+        {
+          "type": "frame",
+          "id": "f13",
+          "name": "目录网格",
+          "width": "fill_container",
+          "height": "fit_content",
+          "layout": "horizontal",
+          "gap": 32,
+          "alignItems": "start",
+          "fill": [],
+          "children": [
+            {
+              "type": "frame",
+              "id": "f14",
+              "name": "目录项",
+              "width": "fill_container",
+              "height": "fill_container",
+              "layout": "vertical",
+              "gap": 14,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-surface"
+                }
+              ],
+              "padding": [
+                36,
+                32
+              ],
+              "cornerRadius": 20,
+              "children": [
+                {
+                  "type": "text",
+                  "id": "t15",
+                  "name": "序号",
+                  "content": "01",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 40,
+                  "fontWeight": 700,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent"
+                    }
+                  ],
+                  "lineHeight": 1.1,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fit_content"
+                },
+                {
+                  "type": "text",
+                  "id": "t16",
+                  "name": "条目标题",
+                  "content": "背景与问题",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 34,
+                  "fontWeight": 600,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-ink"
+                    }
+                  ],
+                  "lineHeight": 1.25,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                },
+                {
+                  "type": "text",
+                  "id": "t17",
+                  "name": "条目说明",
+                  "content": "我们面对的现状是什么",
+                  "fontFamily": "Inter",
+                  "fontSize": 26,
+                  "fontWeight": 400,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-muted"
+                    }
+                  ],
+                  "lineHeight": 1.5,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                }
+              ]
+            },
+            {
+              "type": "frame",
+              "id": "f18",
+              "name": "目录项",
+              "width": "fill_container",
+              "height": "fill_container",
+              "layout": "vertical",
+              "gap": 14,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-surface"
+                }
+              ],
+              "padding": [
+                36,
+                32
+              ],
+              "cornerRadius": 20,
+              "children": [
+                {
+                  "type": "text",
+                  "id": "t19",
+                  "name": "序号",
+                  "content": "02",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 40,
+                  "fontWeight": 700,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent"
+                    }
+                  ],
+                  "lineHeight": 1.1,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fit_content"
+                },
+                {
+                  "type": "text",
+                  "id": "t20",
+                  "name": "条目标题",
+                  "content": "解决方案",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 34,
+                  "fontWeight": 600,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-ink"
+                    }
+                  ],
+                  "lineHeight": 1.25,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                },
+                {
+                  "type": "text",
+                  "id": "t21",
+                  "name": "条目说明",
+                  "content": "做了哪三件关键的事",
+                  "fontFamily": "Inter",
+                  "fontSize": 26,
+                  "fontWeight": 400,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-muted"
+                    }
+                  ],
+                  "lineHeight": 1.5,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                }
+              ]
+            },
+            {
+              "type": "frame",
+              "id": "f22",
+              "name": "目录项",
+              "width": "fill_container",
+              "height": "fill_container",
+              "layout": "vertical",
+              "gap": 14,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-surface"
+                }
+              ],
+              "padding": [
+                36,
+                32
+              ],
+              "cornerRadius": 20,
+              "children": [
+                {
+                  "type": "text",
+                  "id": "t23",
+                  "name": "序号",
+                  "content": "03",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 40,
+                  "fontWeight": 700,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent"
+                    }
+                  ],
+                  "lineHeight": 1.1,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fit_content"
+                },
+                {
+                  "type": "text",
+                  "id": "t24",
+                  "name": "条目标题",
+                  "content": "结果与数据",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 34,
+                  "fontWeight": 600,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-ink"
+                    }
+                  ],
+                  "lineHeight": 1.25,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                },
+                {
+                  "type": "text",
+                  "id": "t25",
+                  "name": "条目说明",
+                  "content": "带来了多少可衡量的变化",
+                  "fontFamily": "Inter",
+                  "fontSize": 26,
+                  "fontWeight": 400,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-muted"
+                    }
+                  ],
+                  "lineHeight": 1.5,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                }
+              ]
+            },
+            {
+              "type": "frame",
+              "id": "f26",
+              "name": "目录项",
+              "width": "fill_container",
+              "height": "fill_container",
+              "layout": "vertical",
+              "gap": 14,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-surface"
+                }
+              ],
+              "padding": [
+                36,
+                32
+              ],
+              "cornerRadius": 20,
+              "children": [
+                {
+                  "type": "text",
+                  "id": "t27",
+                  "name": "序号",
+                  "content": "04",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 40,
+                  "fontWeight": 700,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent"
+                    }
+                  ],
+                  "lineHeight": 1.1,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fit_content"
+                },
+                {
+                  "type": "text",
+                  "id": "t28",
+                  "name": "条目标题",
+                  "content": "下一步",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 34,
+                  "fontWeight": 600,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-ink"
+                    }
+                  ],
+                  "lineHeight": 1.25,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                },
+                {
+                  "type": "text",
+                  "id": "t29",
+                  "name": "条目说明",
+                  "content": "接下来三个月的计划",
+                  "fontFamily": "Inter",
+                  "fontSize": 26,
+                  "fontWeight": 400,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-muted"
+                    }
+                  ],
+                  "lineHeight": 1.5,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                }
+              ]
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "type": "frame",
+      "id": "f30",
+      "name": "03 要点",
+      "width": 1920,
+      "height": 1080,
+      "layout": "vertical",
+      "padding": [
+        120,
+        120
+      ],
+      "gap": 48,
+      "justifyContent": "start",
+      "fill": [
+        {
+          "type": "solid",
+          "color": "$c-bg"
+        }
+      ],
+      "clipContent": true,
+      "children": [
+        {
+          "type": "frame",
+          "id": "f31",
+          "name": "页头",
+          "width": "fill_container",
+          "height": "fit_content",
+          "layout": "vertical",
+          "gap": 16,
+          "fill": [],
+          "children": [
+            {
+              "type": "text",
+              "id": "t32",
+              "name": "页标题",
+              "content": "我们做了三件事",
+              "fontFamily": "Noto Sans SC",
+              "fontSize": 64,
+              "fontWeight": 700,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-ink"
+                }
+              ],
+              "lineHeight": 1.15,
+              "letterSpacing": 0,
+              "textGrowth": "fixed-width",
+              "width": "fill_container"
+            },
+            {
+              "type": "text",
+              "id": "t33",
+              "name": "页副标题",
+              "content": "每一件都能单独讲清楚，也都能被验证。",
+              "fontFamily": "Inter",
+              "fontSize": 30,
+              "fontWeight": 400,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-muted"
+                }
+              ],
+              "lineHeight": 1.4,
+              "letterSpacing": 0,
+              "textGrowth": "fixed-width",
+              "width": "fill_container"
+            }
+          ]
+        },
+        {
+          "type": "frame",
+          "id": "f34",
+          "name": "要点网格",
+          "width": "fill_container",
+          "height": "fit_content",
+          "layout": "horizontal",
+          "gap": 36,
+          "alignItems": "start",
+          "fill": [],
+          "children": [
+            {
+              "type": "frame",
+              "id": "f35",
+              "name": "要点",
+              "width": "fill_container",
+              "height": "fill_container",
+              "layout": "vertical",
+              "gap": 20,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-bg"
+                }
+              ],
+              "padding": [
+                40,
+                36
+              ],
+              "cornerRadius": 20,
+              "stroke": {
+                "thickness": 2,
+                "fill": [
+                  {
+                    "type": "solid",
+                    "color": "$c-border"
+                  }
+                ]
+              },
+              "children": [
+                {
+                  "type": "text",
+                  "id": "t36",
+                  "name": "要点序号",
+                  "content": "01",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 32,
+                  "fontWeight": 700,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent"
+                    }
+                  ],
+                  "lineHeight": 1.1,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fit_content"
+                },
+                {
+                  "type": "text",
+                  "id": "t37",
+                  "name": "要点标题",
+                  "content": "更快",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 40,
+                  "fontWeight": 600,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-ink"
+                    }
+                  ],
+                  "lineHeight": 1.2,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                },
+                {
+                  "type": "text",
+                  "id": "t38",
+                  "name": "要点说明",
+                  "content": "把等待时间从 8 秒压到 1.2 秒，用户不再中途离开。",
+                  "fontFamily": "Inter",
+                  "fontSize": 28,
+                  "fontWeight": 400,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-muted"
+                    }
+                  ],
+                  "lineHeight": 1.55,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                }
+              ]
+            },
+            {
+              "type": "frame",
+              "id": "f39",
+              "name": "要点",
+              "width": "fill_container",
+              "height": "fill_container",
+              "layout": "vertical",
+              "gap": 20,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-bg"
+                }
+              ],
+              "padding": [
+                40,
+                36
+              ],
+              "cornerRadius": 20,
+              "stroke": {
+                "thickness": 2,
+                "fill": [
+                  {
+                    "type": "solid",
+                    "color": "$c-border"
+                  }
+                ]
+              },
+              "children": [
+                {
+                  "type": "text",
+                  "id": "t40",
+                  "name": "要点序号",
+                  "content": "02",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 32,
+                  "fontWeight": 700,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent"
+                    }
+                  ],
+                  "lineHeight": 1.1,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fit_content"
+                },
+                {
+                  "type": "text",
+                  "id": "t41",
+                  "name": "要点标题",
+                  "content": "更稳",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 40,
+                  "fontWeight": 600,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-ink"
+                    }
+                  ],
+                  "lineHeight": 1.2,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                },
+                {
+                  "type": "text",
+                  "id": "t42",
+                  "name": "要点说明",
+                  "content": "关键路径的失败率下降到千分之一以内。",
+                  "fontFamily": "Inter",
+                  "fontSize": 28,
+                  "fontWeight": 400,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-muted"
+                    }
+                  ],
+                  "lineHeight": 1.55,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                }
+              ]
+            },
+            {
+              "type": "frame",
+              "id": "f43",
+              "name": "要点",
+              "width": "fill_container",
+              "height": "fill_container",
+              "layout": "vertical",
+              "gap": 20,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-bg"
+                }
+              ],
+              "padding": [
+                40,
+                36
+              ],
+              "cornerRadius": 20,
+              "stroke": {
+                "thickness": 2,
+                "fill": [
+                  {
+                    "type": "solid",
+                    "color": "$c-border"
+                  }
+                ]
+              },
+              "children": [
+                {
+                  "type": "text",
+                  "id": "t44",
+                  "name": "要点序号",
+                  "content": "03",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 32,
+                  "fontWeight": 700,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent"
+                    }
+                  ],
+                  "lineHeight": 1.1,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fit_content"
+                },
+                {
+                  "type": "text",
+                  "id": "t45",
+                  "name": "要点标题",
+                  "content": "更省",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 40,
+                  "fontWeight": 600,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-ink"
+                    }
+                  ],
+                  "lineHeight": 1.2,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                },
+                {
+                  "type": "text",
+                  "id": "t46",
+                  "name": "要点说明",
+                  "content": "同样的任务量，只用原来一半的算力预算。",
+                  "fontFamily": "Inter",
+                  "fontSize": 28,
+                  "fontWeight": 400,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-muted"
+                    }
+                  ],
+                  "lineHeight": 1.55,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                }
+              ]
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "type": "frame",
+      "id": "f47",
+      "name": "04 数据",
+      "width": 1920,
+      "height": 1080,
+      "layout": "vertical",
+      "padding": [
+        120,
+        120
+      ],
+      "gap": 48,
+      "justifyContent": "start",
+      "fill": [
+        {
+          "type": "solid",
+          "color": "$c-bg"
+        }
+      ],
+      "clipContent": true,
+      "children": [
+        {
+          "type": "text",
+          "id": "t48",
+          "name": "页标题",
+          "content": "结果是可衡量的",
+          "fontFamily": "Noto Sans SC",
+          "fontSize": 64,
+          "fontWeight": 700,
+          "fill": [
+            {
+              "type": "solid",
+              "color": "$c-ink"
+            }
+          ],
+          "lineHeight": 1.15,
+          "letterSpacing": 0,
+          "textGrowth": "fixed-width",
+          "width": "fill_container"
+        },
+        {
+          "type": "frame",
+          "id": "f49",
+          "name": "数据网格",
+          "width": "fill_container",
+          "height": "fill_container",
+          "layout": "horizontal",
+          "gap": 36,
+          "alignItems": "stretch",
+          "fill": [],
+          "children": [
+            {
+              "type": "frame",
+              "id": "f50",
+              "name": "数据卡",
+              "width": "fill_container",
+              "height": "fill_container",
+              "layout": "vertical",
+              "gap": 18,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-surface"
+                }
+              ],
+              "padding": [
+                56,
+                44
+              ],
+              "cornerRadius": 24,
+              "justifyContent": "center",
+              "children": [
+                {
+                  "type": "text",
+                  "id": "t51",
+                  "name": "数值",
+                  "content": "1.2s",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 140,
+                  "fontWeight": 700,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent"
+                    }
+                  ],
+                  "lineHeight": 1.05,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                },
+                {
+                  "type": "text",
+                  "id": "t52",
+                  "name": "指标名",
+                  "content": "首屏加载",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 32,
+                  "fontWeight": 600,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-ink"
+                    }
+                  ],
+                  "lineHeight": 1.25,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                },
+                {
+                  "type": "text",
+                  "id": "t53",
+                  "name": "变化",
+                  "content": "较上季度 -85%",
+                  "fontFamily": "Inter",
+                  "fontSize": 26,
+                  "fontWeight": 400,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-muted"
+                    }
+                  ],
+                  "lineHeight": 1.4,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                }
+              ]
+            },
+            {
+              "type": "frame",
+              "id": "f54",
+              "name": "数据卡",
+              "width": "fill_container",
+              "height": "fill_container",
+              "layout": "vertical",
+              "gap": 18,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-surface"
+                }
+              ],
+              "padding": [
+                56,
+                44
+              ],
+              "cornerRadius": 24,
+              "justifyContent": "center",
+              "children": [
+                {
+                  "type": "text",
+                  "id": "t55",
+                  "name": "数值",
+                  "content": "99.9%",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 140,
+                  "fontWeight": 700,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent"
+                    }
+                  ],
+                  "lineHeight": 1.05,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                },
+                {
+                  "type": "text",
+                  "id": "t56",
+                  "name": "指标名",
+                  "content": "关键路径成功率",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 32,
+                  "fontWeight": 600,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-ink"
+                    }
+                  ],
+                  "lineHeight": 1.25,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                },
+                {
+                  "type": "text",
+                  "id": "t57",
+                  "name": "变化",
+                  "content": "连续 90 天达标",
+                  "fontFamily": "Inter",
+                  "fontSize": 26,
+                  "fontWeight": 400,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-muted"
+                    }
+                  ],
+                  "lineHeight": 1.4,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                }
+              ]
+            },
+            {
+              "type": "frame",
+              "id": "f58",
+              "name": "数据卡",
+              "width": "fill_container",
+              "height": "fill_container",
+              "layout": "vertical",
+              "gap": 18,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-surface"
+                }
+              ],
+              "padding": [
+                56,
+                44
+              ],
+              "cornerRadius": 24,
+              "justifyContent": "center",
+              "children": [
+                {
+                  "type": "text",
+                  "id": "t59",
+                  "name": "数值",
+                  "content": "2.1x",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 140,
+                  "fontWeight": 700,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent"
+                    }
+                  ],
+                  "lineHeight": 1.05,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                },
+                {
+                  "type": "text",
+                  "id": "t60",
+                  "name": "指标名",
+                  "content": "人均处理量",
+                  "fontFamily": "Noto Sans SC",
+                  "fontSize": 32,
+                  "fontWeight": 600,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-ink"
+                    }
+                  ],
+                  "lineHeight": 1.25,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                },
+                {
+                  "type": "text",
+                  "id": "t61",
+                  "name": "变化",
+                  "content": "同等人力下",
+                  "fontFamily": "Inter",
+                  "fontSize": 26,
+                  "fontWeight": 400,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-muted"
+                    }
+                  ],
+                  "lineHeight": 1.4,
+                  "letterSpacing": 0,
+                  "textGrowth": "fixed-width",
+                  "width": "fill_container"
+                }
+              ]
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "type": "frame",
+      "id": "f62",
+      "name": "05 图表",
+      "width": 1920,
+      "height": 1080,
+      "layout": "vertical",
+      "padding": [
+        120,
+        120
+      ],
+      "gap": 48,
+      "justifyContent": "start",
+      "fill": [
+        {
+          "type": "solid",
+          "color": "$c-bg"
+        }
+      ],
+      "clipContent": true,
+      "children": [
+        {
+          "type": "frame",
+          "id": "f63",
+          "name": "页头",
+          "width": "fill_container",
+          "height": "fit_content",
+          "layout": "vertical",
+          "gap": 16,
+          "fill": [],
+          "children": [
+            {
+              "type": "text",
+              "id": "t64",
+              "name": "页标题",
+              "content": "趋势说明结论",
+              "fontFamily": "Noto Sans SC",
+              "fontSize": 64,
+              "fontWeight": 700,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-ink"
+                }
+              ],
+              "lineHeight": 1.15,
+              "letterSpacing": 0,
+              "textGrowth": "fixed-width",
+              "width": "fill_container"
+            },
+            {
+              "type": "text",
+              "id": "t65",
+              "name": "页副标题",
+              "content": "把图表要说明的那句话写在这里，别让听众自己找。",
+              "fontFamily": "Inter",
+              "fontSize": 30,
+              "fontWeight": 400,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-muted"
+                }
+              ],
+              "lineHeight": 1.4,
+              "letterSpacing": 0,
+              "textGrowth": "fixed-width",
+              "width": "fill_container"
+            }
+          ]
+        },
+        {
+          "type": "frame",
+          "id": "f66",
+          "name": "图表区",
+          "width": "fill_container",
+          "height": "fill_container",
+          "layout": "horizontal",
+          "gap": 48,
+          "alignItems": "stretch",
+          "fill": [],
+          "children": [
+            {
+              "type": "frame",
+              "id": "f67",
+              "name": "图表占位",
+              "width": "fill_container",
+              "height": "fill_container",
+              "layout": "horizontal",
+              "gap": 28,
+              "alignItems": "end",
+              "padding": [
+                40,
+                40
+              ],
+              "cornerRadius": 24,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-surface"
+                }
+              ],
+              "children": [
+                {
+                  "type": "rectangle",
+                  "id": "r68",
+                  "name": "柱 1",
+                  "width": "fill_container",
+                  "height": 180,
+                  "cornerRadius": 12,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent-soft"
+                    }
+                  ]
+                },
+                {
+                  "type": "rectangle",
+                  "id": "r69",
+                  "name": "柱 2",
+                  "width": "fill_container",
+                  "height": 250,
+                  "cornerRadius": 12,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent-soft"
+                    }
+                  ]
+                },
+                {
+                  "type": "rectangle",
+                  "id": "r70",
+                  "name": "柱 3",
+                  "width": "fill_container",
+                  "height": 220,
+                  "cornerRadius": 12,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent-soft"
+                    }
+                  ]
+                },
+                {
+                  "type": "rectangle",
+                  "id": "r71",
+                  "name": "柱 4",
+                  "width": "fill_container",
+                  "height": 330,
+                  "cornerRadius": 12,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent-soft"
+                    }
+                  ]
+                },
+                {
+                  "type": "rectangle",
+                  "id": "r72",
+                  "name": "柱 5",
+                  "width": "fill_container",
+                  "height": 420,
+                  "cornerRadius": 12,
+                  "fill": [
+                    {
+                      "type": "solid",
+                      "color": "$c-accent"
+                    }
+                  ]
+                }
+              ]
+            },
+            {
+              "type": "frame",
+              "id": "f73",
+              "name": "图表说明",
+              "width": 520,
+              "height": "fit_content",
+              "layout": "vertical",
+              "gap": 24,
+              "fill": [],
+              "children": [
+                {
+                  "type": "frame",
+                  "id": "f74",
+                  "name": "说明项",
+                  "width": "fill_container",
+                  "height": "fit_content",
+                  "layout": "vertical",
+                  "gap": 8,
+                  "fill": [],
+                  "children": [
+                    {
+                      "type": "text",
+                      "id": "t75",
+                      "name": "说明标题",
+                      "content": "持续增长",
+                      "fontFamily": "Noto Sans SC",
+                      "fontSize": 30,
+                      "fontWeight": 600,
+                      "fill": [
+                        {
+                          "type": "solid",
+                          "color": "$c-ink"
+                        }
+                      ],
+                      "lineHeight": 1.25,
+                      "letterSpacing": 0,
+                      "textGrowth": "fixed-width",
+                      "width": "fill_container"
+                    },
+                    {
+                      "type": "text",
+                      "id": "t76",
+                      "name": "说明正文",
+                      "content": "连续五个周期上升，没有出现回落。",
+                      "fontFamily": "Inter",
+                      "fontSize": 26,
+                      "fontWeight": 400,
+                      "fill": [
+                        {
+                          "type": "solid",
+                          "color": "$c-muted"
+                        }
+                      ],
+                      "lineHeight": 1.55,
+                      "letterSpacing": 0,
+                      "textGrowth": "fixed-width",
+                      "width": "fill_container"
+                    }
+                  ]
+                },
+                {
+                  "type": "frame",
+                  "id": "f77",
+                  "name": "说明项",
+                  "width": "fill_container",
+                  "height": "fit_content",
+                  "layout": "vertical",
+                  "gap": 8,
+                  "fill": [],
+                  "children": [
+                    {
+                      "type": "text",
+                      "id": "t78",
+                      "name": "说明标题",
+                      "content": "拐点在第四期",
+                      "fontFamily": "Noto Sans SC",
+                      "fontSize": 30,
+                      "fontWeight": 600,
+                      "fill": [
+                        {
+                          "type": "solid",
+                          "color": "$c-ink"
+                        }
+                      ],
+                      "lineHeight": 1.25,
+                      "letterSpacing": 0,
+                      "textGrowth": "fixed-width",
+                      "width": "fill_container"
+                    },
+                    {
+                      "type": "text",
+                      "id": "t79",
+                      "name": "说明正文",
+                      "content": "投入的三项改动都在这一期生效。",
+                      "fontFamily": "Inter",
+                      "fontSize": 26,
+                      "fontWeight": 400,
+                      "fill": [
+                        {
+                          "type": "solid",
+                          "color": "$c-muted"
+                        }
+                      ],
+                      "lineHeight": 1.55,
+                      "letterSpacing": 0,
+                      "textGrowth": "fixed-width",
+                      "width": "fill_container"
+                    }
+                  ]
+                },
+                {
+                  "type": "frame",
+                  "id": "f80",
+                  "name": "说明项",
+                  "width": "fill_container",
+                  "height": "fit_content",
+                  "layout": "vertical",
+                  "gap": 8,
+                  "fill": [],
+                  "children": [
+                    {
+                      "type": "text",
+                      "id": "t81",
+                      "name": "说明标题",
+                      "content": "可以外推",
+                      "fontFamily": "Noto Sans SC",
+                      "fontSize": 30,
+                      "fontWeight": 600,
+                      "fill": [
+                        {
+                          "type": "solid",
+                          "color": "$c-ink"
+                        }
+                      ],
+                      "lineHeight": 1.25,
+                      "letterSpacing": 0,
+                      "textGrowth": "fixed-width",
+                      "width": "fill_container"
+                    },
+                    {
+                      "type": "text",
+                      "id": "t82",
+                      "name": "说明正文",
+                      "content": "按当前斜率，下季度可达成目标线。",
+                      "fontFamily": "Inter",
+                      "fontSize": 26,
+                      "fontWeight": 400,
+                      "fill": [
+                        {
+                          "type": "solid",
+                          "color": "$c-muted"
+                        }
+                      ],
+                      "lineHeight": 1.55,
+                      "letterSpacing": 0,
+                      "textGrowth": "fixed-width",
+                      "width": "fill_container"
+                    }
+                  ]
+                }
+              ]
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "type": "frame",
+      "id": "f83",
+      "name": "06 结尾",
+      "width": 1920,
+      "height": 1080,
+      "layout": "vertical",
+      "padding": [
+        120,
+        120
+      ],
+      "gap": 40,
+      "justifyContent": "center",
+      "fill": [
+        {
+          "type": "solid",
+          "color": "$c-ink"
+        }
+      ],
+      "clipContent": true,
+      "children": [
+        {
+          "type": "frame",
+          "id": "f84",
+          "name": "结尾文案",
+          "width": "fill_container",
+          "height": "fit_content",
+          "layout": "vertical",
+          "gap": 32,
+          "fill": [],
+          "children": [
+            {
+              "type": "rectangle",
+              "id": "r85",
+              "name": "强调条",
+              "width": 120,
+              "height": 8,
+              "cornerRadius": 999,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "$c-accent"
+                }
+              ]
+            },
+            {
+              "type": "text",
+              "id": "t86",
+              "name": "结语",
+              "content": "谢谢，欢迎提问。",
+              "fontFamily": "Noto Sans SC",
+              "fontSize": 96,
+              "fontWeight": 700,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "#FFFFFF"
+                }
+              ],
+              "lineHeight": 1.15,
+              "letterSpacing": 0,
+              "textGrowth": "fixed-width",
+              "width": "fill_container"
+            },
+            {
+              "type": "text",
+              "id": "t87",
+              "name": "联系方式",
+              "content": "name@example.com · 团队主页",
+              "fontFamily": "Inter",
+              "fontSize": 32,
+              "fontWeight": 400,
+              "fill": [
+                {
+                  "type": "solid",
+                  "color": "#9FB0CC"
+                }
+              ],
+              "lineHeight": 1.4,
+              "letterSpacing": 0,
+              "textGrowth": "fixed-width",
+              "width": "fill_container"
+            }
+          ]
+        }
+      ]
+    }
+  ]
+}
diff --git a/crates/op-editor-core/src/scene_template_catalog.rs b/crates/op-editor-core/src/scene_template_catalog.rs
index c9621d477..216a606b9 100644
--- a/crates/op-editor-core/src/scene_template_catalog.rs
+++ b/crates/op-editor-core/src/scene_template_catalog.rs
@@ -26,6 +26,7 @@ const SCREENSHOT_TUTORIAL_OP: &str =
     include_str!("../assets/scene_templates/screenshot-tutorial.op");
 const KNOWLEDGE_CAROUSEL_OP: &str = include_str!("../assets/scene_templates/knowledge-carousel.op");
 const BEFORE_AFTER_OP: &str = include_str!("../assets/scene_templates/before-after.op");
+const SLIDE_DECK_OP: &str = include_str!("../assets/scene_templates/slide-deck.op");
 
 /// Return the embedded document JSON for a template id.
 ///
@@ -38,6 +39,7 @@ pub fn scene_template_document(template_id: &str) -> Option<&'static str> {
         "screenshot-tutorial" => Some(SCREENSHOT_TUTORIAL_OP),
         "knowledge-carousel" => Some(KNOWLEDGE_CAROUSEL_OP),
         "before-after" => Some(BEFORE_AFTER_OP),
+        "slide-deck" => Some(SLIDE_DECK_OP),
         _ => None,
     }
 }
diff --git a/crates/op-editor-ui/assets/scene_template_previews/slide-deck.jpg b/crates/op-editor-ui/assets/scene_template_previews/slide-deck.jpg
new file mode 100644
index 000000000..9168447b6
Binary files /dev/null and b/crates/op-editor-ui/assets/scene_template_previews/slide-deck.jpg differ
diff --git a/templates/step0/_generators/previews.sh b/templates/step0/_generators/previews.sh
index bcfb92cd1..67385a023 100644
--- a/templates/step0/_generators/previews.sh
+++ b/templates/step0/_generators/previews.sh
@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
-# 渲染三套模板的预览图：每帧一张（scale 2）+ 整页拼合总览（scale 1）
+# 渲染场景模板的预览图：每帧一张（scale 2）+ 整页拼合总览（scale 1）
+# 卡片缩略图由 scene_preview_cards.py 从这些渲染产物再烤一层。
 set -euo pipefail
 R=/Users/fini/workspace/openpencil
 BIN=$R/target/release/openpencil-desktop
@@ -7,7 +8,7 @@ OUT=$R/templates/step0/previews
 TMP=$(mktemp -d)
 mkdir -p "$OUT"
 
-for t in screenshot-tutorial knowledge-carousel before-after; do
+for t in screenshot-tutorial knowledge-carousel before-after slide-deck; do
   # The documents themselves are shipped assets (embedded by the scene
   # template catalogue); this directory keeps only the generators and the
   # full-resolution renders they produce.
diff --git a/templates/step0/_generators/scene_preview_cards.py b/templates/step0/_generators/scene_preview_cards.py
index 45f5132cd..f1620ddff 100644
--- a/templates/step0/_generators/scene_preview_cards.py
+++ b/templates/step0/_generators/scene_preview_cards.py
@@ -37,12 +37,20 @@ INSET = 12
 # (card id, source preview). The overview render is preferred wherever a
 # template has several frames: what makes a multi-page template legible at
 # thumbnail size is seeing that it HAS pages, not reading one of them.
+# (card id, source). A string names one render; a list is tiled into a grid
+# whose column count is chosen to land near the card's own aspect — a 16:9
+# deck laid out 1x6 is a 10:1 strip that shrinks each slide to ~100px inside
+# the card, which reads as noise rather than as slides.
 CARDS = [
     ("screenshot-tutorial", "screenshot-tutorial-overview.png"),
     ("knowledge-carousel", "knowledge-carousel-overview.png"),
     ("before-after", "before-after.png"),
+    ("slide-deck", [f"slide-deck-{i:02d}.png" for i in range(1, 7)]),
 ]
 
+# Gap between tiles, in source pixels — scaled down with everything else.
+TILE_GAP = 48
+
 
 def background_colour(image: Image.Image) -> tuple[int, int, int]:
     """The document's own backdrop, sampled from the render's corners.
@@ -64,8 +72,45 @@ def background_colour(image: Image.Image) -> tuple[int, int, int]:
     return (245, 245, 245)
 
 
-def bake(source: pathlib.Path) -> Image.Image:
-    image = Image.open(source)
+def grid_columns(tile_aspect: float, count: int) -> int:
+    """Column count whose tiled aspect sits closest to the card's.
+
+    Chosen rather than fixed so a 16:9 deck tiles 3x2 while a 3:4 carousel
+    tiles wide — the goal is filling the card, not a particular shape.
+    """
+    card_aspect = CARD_W / CARD_H
+    best, best_error = count, float("inf")
+    for columns in range(1, count + 1):
+        rows = -(-count // columns)
+        aspect = (columns * tile_aspect) / rows
+        error = abs(aspect - card_aspect)
+        if error < best_error:
+            best, best_error = columns, error
+    return best
+
+
+def tile(sources: list[pathlib.Path]) -> Image.Image:
+    images = [Image.open(path).convert("RGB") for path in sources]
+    width = max(i.width for i in images)
+    height = max(i.height for i in images)
+    columns = grid_columns(width / height, len(images))
+    rows = -(-len(images) // columns)
+    canvas = Image.new(
+        "RGB",
+        (
+            columns * width + (columns - 1) * TILE_GAP,
+            rows * height + (rows - 1) * TILE_GAP,
+        ),
+        background_colour(images[0]),
+    )
+    for index, image in enumerate(images):
+        column, row = index % columns, index // columns
+        canvas.paste(image, (column * (width + TILE_GAP), row * (height + TILE_GAP)))
+    return canvas
+
+
+def bake(source: pathlib.Path | list[pathlib.Path]) -> Image.Image:
+    image = tile(source) if isinstance(source, list) else Image.open(source)
     canvas = Image.new("RGB", (CARD_W, CARD_H), background_colour(image))
     fitted = image.convert("RGB")
     fitted.thumbnail((CARD_W - 2 * INSET, CARD_H - 2 * INSET), Image.LANCZOS)
@@ -86,11 +131,15 @@ def main() -> int:
 
     failed = False
     for card_id, source_name in CARDS:
-        source = SRC / source_name
-        if not source.exists():
-            print(f"missing source: {source}", file=sys.stderr)
+        names = source_name if isinstance(source_name, list) else [source_name]
+        sources = [SRC / name for name in names]
+        missing = [path for path in sources if not path.exists()]
+        if missing:
+            for path in missing:
+                print(f"missing source: {path}", file=sys.stderr)
             failed = True
             continue
+        source = sources if isinstance(source_name, list) else sources[0]
         target = DST / f"{card_id}.jpg"
         if args.check:
             status = "ok" if target.exists() else "MISSING"
diff --git a/templates/step0/_generators/tpl_slides.py b/templates/step0/_generators/tpl_slides.py
new file mode 100644
index 000000000..4fb50b33e
--- /dev/null
+++ b/templates/step0/_generators/tpl_slides.py
@@ -0,0 +1,240 @@
+#!/usr/bin/env python3
+"""slide-deck.op — 16:9 演示文稿模板（封面 + 目录 + 要点 + 数据 + 图表 + 结尾）
+
+排版遵循 skills/domains/slides.md 的硬契约：
+  - 每帧 1920×1080，内容距边缘 ≥100px
+  - 正文 ≥24（取 28-32），标题 ≥40，关键数字 80-200
+  - 行高：标题 1.1-1.2，正文放宽
+  - 最多 2 个字体族，靠字重而非字号数量做层级
+  - 2-3 个主色 + 中性色，强调色只用于强调
+"""
+
+import sys
+
+from oplib import (Ids, color_vars, frame, rect, solid, stroke, text,
+                   write_doc)
+
+ids = Ids()
+
+VARS = color_vars({
+    "c-bg":          "#FFFFFF",
+    "c-surface":     "#F4F6F9",
+    "c-ink":         "#0B1220",
+    "c-muted":       "#5A6B85",
+    "c-accent":      "#2F5BEA",
+    "c-accent-soft": "#E4EAFD",
+    "c-border":      "#DCE2EC",
+})
+
+# 幻灯片尺寸与安全区。EDGE 同时是每帧的 padding —— 契约要求 ≥100。
+W, H = 1920, 1080
+EDGE = 120
+
+
+def slide(name, *, fill="$c-bg", gap=48, justify="start"):
+    """一帧幻灯片。固定 1920×1080，绝不 fit_content：投影比例是硬约束。"""
+    node = frame(ids, name, width=W, height=H, layout="vertical",
+                 padding=[EDGE, EDGE], gap=gap, justifyContent=justify,
+                 fill=solid(fill), clipContent=True)
+    node["children"] = []
+    return node
+
+
+def row(name, *, gap=40, align="start", width="fill_container",
+        height="fit_content", fill=None, **props):
+    # `fill=None` means a transparent structural wrapper; an explicit fill is
+    # what makes a row a painted surface (card, panel).
+    node = frame(ids, name, width=width, height=height, layout="horizontal",
+                 gap=gap, alignItems=align, fill=fill or [], **props)
+    node["children"] = []
+    return node
+
+
+def col(name, *, gap=16, width="fill_container", height="fit_content",
+        fill=None, **props):
+    node = frame(ids, name, width=width, height=height, layout="vertical",
+                 gap=gap, fill=fill or [], **props)
+    node["children"] = []
+    return node
+
+
+def eyebrow(label):
+    """小标签。ALL CAPS 只在这种小标签上使用（契约允许的唯一例外）。"""
+    node = frame(ids, "标签", width="fit_content", height="fit_content",
+                 layout="horizontal", padding=[8, 18], cornerRadius=999,
+                 fill=solid("$c-accent-soft"))
+    node["children"] = [
+        text(ids, "标签文字", label, 24, 600, "$c-accent",
+             width="fit_content", spacing=1.2),
+    ]
+    return node
+
+
+def accent_bar(width=120, height=8):
+    return rect(ids, "强调条", width=width, height=height, cornerRadius=999,
+                fill=solid("$c-accent"))
+
+
+def cover():
+    s = slide("01 封面", justify="center", gap=40)
+    body = col("封面文案", gap=32)
+    body["children"] = [
+        eyebrow("2026 · 季度汇报"),
+        text(ids, "主标题", "把复杂的事，讲成一句话", 104, 700, "$c-ink",
+             line_height=1.15),
+        text(ids, "副标题", "副标题写清楚这次要让听众记住的那个结论。", 34, 400,
+             "$c-muted", line_height=1.4),
+        accent_bar(),
+    ]
+    meta = row("落款", gap=32, align="center")
+    meta["children"] = [
+        text(ids, "演讲者", "演讲者姓名 · 团队", 28, 500, "$c-ink",
+             width="fit_content"),
+        text(ids, "日期", "2026.08", 28, 400, "$c-muted", width="fit_content"),
+    ]
+    s["children"] = [body, meta]
+    return s
+
+
+def agenda():
+    entries = [
+        ("01", "背景与问题", "我们面对的现状是什么"),
+        ("02", "解决方案", "做了哪三件关键的事"),
+        ("03", "结果与数据", "带来了多少可衡量的变化"),
+        ("04", "下一步", "接下来三个月的计划"),
+    ]
+    s = slide("02 目录")
+    s["children"].append(text(ids, "页标题", "目录", 64, 700, "$c-ink",
+                              line_height=1.15))
+    grid = row("目录网格", gap=32)
+    for no, title, desc in entries:
+        item = col("目录项", gap=14, padding=[36, 32], cornerRadius=20,
+                   fill=solid("$c-surface"), height="fill_container")
+        item["children"] = [
+            text(ids, "序号", no, 40, 700, "$c-accent", width="fit_content",
+                 line_height=1.1),
+            text(ids, "条目标题", title, 34, 600, "$c-ink", line_height=1.25),
+            text(ids, "条目说明", desc, 26, 400, "$c-muted", line_height=1.5),
+        ]
+        grid["children"].append(item)
+    s["children"].append(grid)
+    return s
+
+
+def points():
+    entries = [
+        ("更快", "把等待时间从 8 秒压到 1.2 秒，用户不再中途离开。"),
+        ("更稳", "关键路径的失败率下降到千分之一以内。"),
+        ("更省", "同样的任务量，只用原来一半的算力预算。"),
+    ]
+    s = slide("03 要点")
+    head = col("页头", gap=16)
+    head["children"] = [
+        text(ids, "页标题", "我们做了三件事", 64, 700, "$c-ink",
+             line_height=1.15),
+        text(ids, "页副标题", "每一件都能单独讲清楚，也都能被验证。", 30, 400,
+             "$c-muted", line_height=1.4),
+    ]
+    grid = row("要点网格", gap=36)
+    for index, (title, desc) in enumerate(entries, 1):
+        item = col("要点", gap=20, padding=[40, 36], cornerRadius=20,
+                   height="fill_container", fill=solid("$c-bg"),
+                   stroke=stroke("$c-border", 2))
+        item["children"] = [
+            text(ids, "要点序号", f"0{index}", 32, 700, "$c-accent",
+                 width="fit_content", line_height=1.1),
+            text(ids, "要点标题", title, 40, 600, "$c-ink", line_height=1.2),
+            text(ids, "要点说明", desc, 28, 400, "$c-muted", line_height=1.55),
+        ]
+        grid["children"].append(item)
+    s["children"] = [head, grid]
+    return s
+
+
+def metrics():
+    entries = [
+        ("1.2s", "首屏加载", "较上季度 -85%"),
+        ("99.9%", "关键路径成功率", "连续 90 天达标"),
+        ("2.1x", "人均处理量", "同等人力下"),
+    ]
+    s = slide("04 数据")
+    s["children"].append(text(ids, "页标题", "结果是可衡量的", 64, 700,
+                              "$c-ink", line_height=1.15))
+    grid = row("数据网格", gap=36, height="fill_container", align="stretch")
+    for value, label, delta in entries:
+        item = col("数据卡", gap=18, padding=[56, 44], cornerRadius=24,
+                   height="fill_container", justifyContent="center",
+                   fill=solid("$c-surface"))
+        item["children"] = [
+            # 关键数字：契约允许 80-200，这里取 140 让它成为唯一的视觉锚点。
+            text(ids, "数值", value, 140, 700, "$c-accent", line_height=1.05),
+            text(ids, "指标名", label, 32, 600, "$c-ink", line_height=1.25),
+            text(ids, "变化", delta, 26, 400, "$c-muted", line_height=1.4),
+        ]
+        grid["children"].append(item)
+    s["children"].append(grid)
+    return s
+
+
+def chart():
+    s = slide("05 图表")
+    head = col("页头", gap=16)
+    head["children"] = [
+        text(ids, "页标题", "趋势说明结论", 64, 700, "$c-ink",
+             line_height=1.15),
+        text(ids, "页副标题", "把图表要说明的那句话写在这里，别让听众自己找。",
+             30, 400, "$c-muted", line_height=1.4),
+    ]
+    body = row("图表区", gap=48, height="fill_container", align="stretch")
+
+    # 图表占位：一组等宽柱子。替换成真实数据时改高度即可，不必重建结构。
+    plot = frame(ids, "图表占位", width="fill_container",
+                 height="fill_container", layout="horizontal", gap=28,
+                 alignItems="end", padding=[40, 40], cornerRadius=24,
+                 fill=solid("$c-surface"))
+    plot["children"] = [
+        rect(ids, f"柱 {i + 1}", width="fill_container", height=height,
+             cornerRadius=12,
+             fill=solid("$c-accent" if i == 4 else "$c-accent-soft"))
+        for i, height in enumerate([180, 250, 220, 330, 420])
+    ]
+
+    notes = col("图表说明", gap=24, width=520)
+    for title, desc in [
+        ("持续增长", "连续五个周期上升，没有出现回落。"),
+        ("拐点在第四期", "投入的三项改动都在这一期生效。"),
+        ("可以外推", "按当前斜率，下季度可达成目标线。"),
+    ]:
+        item = col("说明项", gap=8)
+        item["children"] = [
+            text(ids, "说明标题", title, 30, 600, "$c-ink", line_height=1.25),
+            text(ids, "说明正文", desc, 26, 400, "$c-muted", line_height=1.55),
+        ]
+        notes["children"].append(item)
+
+    body["children"] = [plot, notes]
+    s["children"] = [head, body]
+    return s
+
+
+def closing():
+    s = slide("06 结尾", fill="$c-ink", justify="center", gap=40)
+    body = col("结尾文案", gap=32)
+    body["children"] = [
+        accent_bar(),
+        text(ids, "结语", "谢谢，欢迎提问。", 96, 700, "#FFFFFF",
+             line_height=1.15),
+        text(ids, "联系方式", "name@example.com · 团队主页", 32, 400,
+             "#9FB0CC", line_height=1.4),
+    ]
+    s["children"] = [body]
+    return s
+
+
+def build():
+    return [cover(), agenda(), points(), metrics(), chart(), closing()]
+
+
+if __name__ == "__main__":
+    dst = sys.argv[1]
+    write_doc(dst, VARS, build(), "演示文稿 · 16:9 模板")
diff --git a/templates/step0/previews/slide-deck-01.png b/templates/step0/previews/slide-deck-01.png
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