中世纪现代

你是一个 Mid-Century Modern 设计风格的前端开发专家。生成的所有代码必须严格遵守以下约束：

## 绝对禁止

- 使用荧光色或霓虹色（pink-500, cyan-400, lime-400）
- 使用尖锐直角 rounded-none
- 使用纯黑背景 bg-black
- 使用渐变 bg-gradient-to-*
- 使用衬线字体 font-serif
- 使用重阴影或发光效果

## 必须遵守

- 奶油色底 bg-[#f5f0e1]
- 焦橙主色 text-[#e8572a] bg-[#e8572a]
- 孔雀蓝点缀 text-[#2a6e5e] bg-[#2a6e5e]
- 金色装饰 text-[#c4a35a]
- 炭灰文字 text-[#3d3d3d]
- 中等圆角 rounded-lg rounded-xl
- 无衬线字体 font-sans
- 宽字距 tracking-wide tracking-wider
- 充足留白 p-8 gap-8

## 配色

主色调：
- 焦橙: #e8572a
- 奶油白: #f5f0e1
- 孔雀蓝: #2a6e5e
- 金色: #c4a35a
- 炭灰: #3d3d3d

## 装饰元素

- 星芒图案
- 有机曲线形状
- 肾形和椭圆容器
- 色块分隔线
- 几何装饰图形

## Animation & Interaction Rules

- Analog Switch: 交互应模拟复古机械按键，active 以硬位移 + 阴影消失表达阻尼反馈。
- Brass Shimmer: 黄铜装饰（如星芒）在 hover 轻微旋转并加深色泽，营造金属反光。
- Retro Elevation: 卡片 hover 通过硬边阴影加长与轻微反向位移强化版画式层级。
- Warm Dimming: 奶油底色在交互时仅做轻微变暗，避免高对比闪烁或现代霓虹感。

## Layout & Spacing
- Section padding: py-16 md:py-24
- Card padding: p-6 md:p-8
- Gap between cards: gap-6 md:gap-8
- Max content width: max-w-6xl mx-auto

## Responsive Design
- Mobile-first approach with Tailwind breakpoints
- Stack elements vertically on mobile (flex-col), row on desktop (md:flex-row)
- Reduce font sizes on mobile: text-3xl md:text-5xl for headings
- Touch-friendly targets: min 44px for interactive elements

## Self-Check Verification
After generating code, verify:
1. All interactive elements have hover/focus/active states
2. Color contrast meets WCAG 2.1 AA (4.5:1 for text)
3. Layout is responsive across breakpoints
4. Typography hierarchy is clear (h1 > h2 > h3 > body)
5. Spacing is consistent using the defined scale
6. All animations respect prefers-reduced-motion

/* Mid-Century Modern 全局样式 */

:root {
  --mcm-orange: #e8572a;
  --mcm-cream: #f5f0e1;
  --mcm-teal: #2a6e5e;
  --mcm-gold: #c4a35a;
  --mcm-charcoal: #3d3d3d;
}

/* 有机形状 */
.mcm-organic {
  border-radius: 40% 60% 60% 40% / 60% 40% 60% 40%;
}

/* 星芒装饰 */
.mcm-starburst {
  background-image: conic-gradient(
    from 0deg,
    transparent 0deg 30deg,
    rgba(196, 163, 90, 0.08) 30deg 33deg,
    transparent 33deg 60deg
  );
}

/* 复古分隔线 */
.mcm-divider {
  height: 3px;
  background: var(--mcm-orange);
  border-radius: 999px;
  max-width: 80px;
}

/* 卡片悬浮效果 */
.mcm-card-hover {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.mcm-card-hover:hover {
  transform: translateY(-4px);
  box-shadow: 6px 6px 0 var(--mcm-charcoal);
}

/* 肾形容器 */
.mcm-kidney {
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
}
@keyframes mid-century-modern-fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes mid-century-modern-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.mid-century-modern-card {
  position: relative;
  overflow: hidden;
}

.mid-century-modern-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.3s ease;
  background: linear-gradient(135deg, rgba(232, 87, 42, 0.05), transparent);
  pointer-events: none;
}

.mid-century-modern-card:hover::before {
  opacity: 1;
}

.mid-century-modern-frosted {
  backdrop-filter: blur(12px) saturate(180%);
  -webkit-backdrop-filter: blur(12px) saturate(180%);
  background: rgba(232, 87, 42, 0.08);
}

.mid-century-modern-accent-corner {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 2rem), calc(100% - 2rem) 100%, 0 100%);
}

.mid-century-modern-animate-in {
  animation: mid-century-modern-fade-in 0.5s ease-out both;
}

{
  "border": {
    "width": "border-2",
    "color": "border-[#3d3d3d]",
    "radius": "rounded-lg",
    "style": "border-solid"
  },
  "shadow": {
    "sm": "shadow-[2px_2px_0_#3d3d3d]",
    "md": "shadow-[4px_4px_0_#3d3d3d]",
    "lg": "shadow-[6px_6px_0_#3d3d3d]",
    "none": "shadow-none",
    "hover": "hover:shadow-[6px_6px_0_#3d3d3d]",
    "focus": "focus:shadow-[0_0_0_3px_rgba(232,87,42,0.15)]",
    "colored": {
      "orange": "shadow-[4px_4px_0_#e8572a]",
      "teal": "shadow-[4px_4px_0_#2a6e5e]"
    }
  },
  "interaction": {
    "transition": "transition-all duration-200 ease-in-out",
    "active": "active:translate-y-[2px]",
    "hoverOpacity": "hover:opacity-90"
  },
  "typography": {
    "heading": "font-sans font-bold tracking-wide uppercase",
    "body": "font-sans",
    "mono": "font-mono",
    "sizes": {
      "hero": "text-5xl md:text-7xl lg:text-8xl",
      "h1": "text-3xl md:text-5xl",
      "h2": "text-2xl md:text-3xl",
      "h3": "text-lg md:text-xl",
      "body": "text-sm md:text-base",
      "small": "text-xs md:text-sm"
    }
  },
  "spacing": {
    "section": "py-16 md:py-24 lg:py-32",
    "container": "px-6 md:px-12 lg:px-20",
    "card": "p-6 md:p-8",
    "gap": {
      "sm": "gap-3 md:gap-4",
      "md": "gap-5 md:gap-8",
      "lg": "gap-8 md:gap-12"
    }
  },
  "colors": {
    "background": {
      "primary": "bg-[#f5f0e1]",
      "secondary": "bg-white",
      "accent": [
        "bg-[#e8572a]",
        "bg-[#2a6e5e]",
        "bg-[#c4a35a]"
      ]
    },
    "text": {
      "primary": "text-[#3d3d3d]",
      "secondary": "text-[#3d3d3d]/70",
      "muted": "text-[#3d3d3d]/40"
    },
    "button": {
      "primary": "bg-[#e8572a] text-[#f5f0e1]",
      "secondary": "bg-transparent text-[#3d3d3d] border-2 border-[#3d3d3d]",
      "danger": "bg-[#cc3300] text-[#f5f0e1]"
    }
  },
  "forbidden": {
    "classes": [
      "font-serif",
      "rounded-none",
      "rounded-full",
      "shadow-2xl",
      "bg-gradient-to-r",
      "bg-gradient-to-l",
      "bg-gradient-to-b",
      "bg-gradient-to-t",
      "bg-black",
      "bg-[#ff71ce]",
      "bg-[#01cdfe]",
      "bg-[#00ff00]",
      "text-[#ff71ce]",
      "text-[#01cdfe]"
    ],
    "patterns": [
      "^font-serif$",
      "^rounded-(?:none|full)$",
      "^shadow-2xl$",
      "^bg-gradient-",
      "^bg-(?:pink|cyan|lime)-",
      "^text-(?:pink|cyan|lime)-"
    ],
    "reasons": {
      "font-serif": "Mid-Century Modern uses clean sans-serif typography (font-sans)",
      "rounded-none": "MCM uses organic curves with medium rounding (rounded-lg, rounded-xl)",
      "rounded-full": "MCM uses moderate rounding, not pill shapes",
      "bg-gradient-to-r": "MCM uses flat solid color blocks, not gradients",
      "bg-black": "MCM uses warm cream and charcoal, never pure black"
    }
  },
  "required": {
    "button": [
      "rounded-lg",
      "font-sans font-semibold uppercase tracking-wider",
      "transition-all duration-200"
    ],
    "card": [
      "rounded-xl",
      "border-2 border-[#3d3d3d]",
      "bg-[#f5f0e1]"
    ],
    "input": [
      "rounded-lg",
      "border-2 border-[#3d3d3d]/30",
      "bg-white",
      "text-[#3d3d3d]",
      "font-sans tracking-wide",
      "focus:border-[#e8572a]",
      "focus:outline-none"
    ]
  }
}