fix: improve doc link navigation and tree display

- Fix link resolution with proper relative/absolute path handling
- Improve link styling with underline decoration
- Hide leaf nodes from tree, only show directories
- Fix log file path for packaged app

docs/api/rhi/d3d12/enums/enums.md

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+# D3D12Enum
+
+**命名空间**: `XCEngine::RHI`
+
+**描述**: D3D12 枚举值转换函数集合，提供 RHI 抽象枚举到 D3D12 原生枚举的转换。**所有函数均为 inline 函数**。
+
+## 转换函数列表
+
+| 函数 | 描述 |
+|------|------|
+| `ToD3D12(FillMode)` | 填充模式转换 |
+| `ToD3D12(CullMode)` | 剔除模式转换 |
+| `ToD3D12(ComparisonFunc)` | 比较函数转换 |
+| `ToD3D12(StencilOp)` | 模板操作转换 |
+| `ToD3D12(BlendOp)` | 混合操作转换 |
+| `ToD3D12(BlendFactor)` | 混合因子转换 |
+| `ToD3D12(LogicOp)` | 逻辑操作转换 |
+| `ToD3D12(FilterMode)` | 过滤器模式转换 |
+| `ToD3D12(TextureAddressMode)` | 纹理寻址模式转换 |
+| `ToD3D12(BorderColor)` | 边框颜色转换 |
+| `ToD3D12(ShaderVisibility)` | Shader 可见性转换 |
+| `ToD3D12(Format)` | 格式转换 |
+| `ToDXGI(Format)` | DXGI 格式转换 |
+| `ToD3D12(ResourceStates)` | 资源状态转换 |
+| `ToD3D12(HeapType)` | 堆类型转换 |
+| `ToD3D12(PrimitiveTopology)` | 图元拓扑类型转换 |
+| `ToD3D12Topology` | 图元拓扑详细转换 |
+| `ToD3D12(DescriptorHeapType)` | 描述符堆类型转换 |
+| `ToD3D12(QueryType)` | 查询类型转换 |
+| `ToD3D12(RootParameterType)` | 根参数类型转换 |
+| `ToD3D12(TextureType)` | 纹理类型维度转换 |
+| `ToD3D12(CommandQueueType)` | 命令列表类型转换 |
+
+## 相关文档
+
+- [D3D12 后端总览](../../opengl/overview.md)
+- [D3D12Types](../../types/types.md) - 类型转换