feat: 优化项目网站 UI/UX 并新增项目详情组件

- 重构首页和项目列表页布局,优化视觉层次
- 新增 ProjectDetail、ProjectSidebar、RelatedProjects 组件
- 改进项目卡片样式,增加悬停效果
- 优化标签云和搜索栏交互体验
- 更新全局样式和 Tailwind 配置

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

tailwind.config.ts

@@ -10,44 +10,55 @@ const config: Config = {
   theme: {
     extend: {
       colors: {
-        border: "hsl(var(--border))",
-        input: "hsl(var(--input))",
-        ring: "hsl(var(--ring))",
-        background: "hsl(var(--background))",
-        foreground: "hsl(var(--foreground))",
+        // Neo-brutalism color scheme from design
         primary: {
-          DEFAULT: "hsl(var(--primary))",
-          foreground: "hsl(var(--primary-foreground))",
+          DEFAULT: "#FFD700", // Gold/Yellow from MotherDuck
+          dark: "#e5cb00",
         },
-        secondary: {
-          DEFAULT: "hsl(var(--secondary))",
-          foreground: "hsl(var(--secondary-foreground))",
+        secondary: "#ff6f00", // Orange accent
+        background: {
+          light: "#F5F2EB", // Warm off-white/beige
+          dark: "#121212", // Dark charcoal for dark mode
         },
-        destructive: {
-          DEFAULT: "hsl(var(--destructive))",
-          foreground: "hsl(var(--destructive-foreground))",
+        surface: {
+          light: "#FFFFFF",
+          dark: "#1E1E1E",
         },
-        muted: {
-          DEFAULT: "hsl(var(--muted))",
-          foreground: "hsl(var(--muted-foreground))",
+        border: {
+          light: "#000000",
+          dark: "#4a4a4a",
         },
-        accent: {
-          DEFAULT: "hsl(var(--accent))",
-          foreground: "hsl(var(--accent-foreground))",
-        },
-        popover: {
-          DEFAULT: "hsl(var(--popover))",
-          foreground: "hsl(var(--popover-foreground))",
-        },
-        card: {
-          DEFAULT: "hsl(var(--card))",
-          foreground: "hsl(var(--card-foreground))",
+        text: {
+          light: "#000000",
+          dark: "#F5F2EB",
         },
       },
+      fontFamily: {
+        display: ["'Space Mono'", "'Courier New'", "monospace"], // Space Mono for headings
+        sans: ["var(--font-inter)", "system-ui", "-apple-system", "sans-serif"], // Inter for body
+      },
+      boxShadow: {
+        // Neo-brutalism shadows
+        neo: "4px 4px 0px 0px rgba(0,0,0,1)",
+        "neo-sm": "2px 2px 0px 0px rgba(0,0,0,1)",
+        "neo-hover": "2px 2px 0px 0px rgba(0,0,0,1)",
+        "neo-dark": "4px 4px 0px 0px rgba(255,215,0,0.5)",
+        brutal: "4px 4px 0px 0px rgba(0,0,0,1)",
+        "brutal-hover": "2px 2px 0px 0px rgba(0,0,0,1)",
+        "brutal-dark": "4px 4px 0px 0px rgba(255,255,255,0.2)",
+      },
       borderRadius: {
-        lg: "var(--radius)",
-        md: "calc(var(--radius) - 2px)",
-        sm: "calc(var(--radius) - 4px)",
+        DEFAULT: "0px", // Sharp corners for neo-brutalism
+        md: "2px",
+      },
+      animation: {
+        float: "float 6s ease-in-out infinite",
+      },
+      keyframes: {
+        float: {
+          "0%, 100%": { transform: "translateY(0px) rotate(0deg)" },
+          "50%": { transform: "translateY(-10px) rotate(2deg)" },
+        },
       },
     },
   },