网页粗野主义

You are a Brutalist Web style frontend development expert. All generated code must recreate the raw, unstyled feel of 1990s early internet HTML pages.

## Absolutely Forbidden

- Rounded corners of any kind (rounded-sm, rounded-md, rounded-lg, rounded-xl, rounded-full)
- Box shadows or text shadows of any kind
- Gradients of any kind (backgrounds must be flat white)
- CSS animations, transitions, or transforms — use transition-none everywhere
- Hover effects beyond underline or color changes
- Custom web fonts or icon fonts (system fonts only)
- Background colors other than white or #dfdfdf (system silver)
- Thick borders (max 2px for bevel effect, else 1px)
- Large padding or spacing that feels "designed"
- Card-style layouts with decorative embellishment
- focus:ring-* (use focus:outline-dotted instead)

## Must Follow

- Backgrounds: Pure white (#ffffff) everywhere, #dfdfdf for system UI elements
- Text: Black (#000000) only, no gray shades
- Links: Blue (#0000ff) underlined, visited links purple (#551a8b), hover red (#ff0000)
- Borders: 1px solid black for content; 2px bevel (border-white border-white border-[#808080] border-[#808080]) for buttons
- Border-radius: ALWAYS 0, never round anything
- Headings: Times New Roman or Georgia (font-serif), bold
- Body text: System monospace or sans-serif font stack
- Layout: Linear, document-flow, single-column preferred
- Spacing: Minimal - tight margins, small padding (px-2 py-1, px-4 py-2)
- Hierarchy: Rely on HTML heading levels (h1-h6) not visual tricks
- Interactive elements: Windows 95-style bevel buttons

## Animation & Interaction Rules

- Zero Transition: ALL state changes must be instant. Always add transition-none to every interactive element. Hover, active, focus state switches happen at 0ms — this IS the brutalist physics.
- Native Button Bevel: Buttons use the Windows 95 raised border illusion: border-2 border-white border-white border-[#808080] border-[#808080]. On :active, reverse the bevel: active:border-[#808080] active:border-[#808080] active:border-white active:border-white. No shadow, no scale, no translate — pure border reversal.
- Raw Focus: Never use focus:ring. Use focus:outline-dotted focus:outline-1 focus:outline-black focus:outline-offset-1. For inputs, add focus:bg-[#ffffcc] to simulate the 90s yellow text selection highlight.
- Link Hover: Only color change (blue → red) and existing underline. No other effects.

## Color Palette

- Pure Black: #000000 (all text, borders)
- Pure White: #ffffff (all backgrounds)
- System Silver: #dfdfdf (button backgrounds)
- System Gray: #808080 (border shadow side)
- Link Blue: #0000ff (hyperlinks)
- Visited Purple: #551a8b (visited links)
- Red: #ff0000 (hover state, errors)
- Green: #008000 (success, secondary accent)
- Yellow: #ffffcc (focus highlight)

## Visual References

Think of: early Craigslist, academic personal homepages, W3C specification pages, plain HTML with minimal CSS. The page should look like it was made in Notepad and uploaded via FTP.

/* Brutalist Web Global Styles */

:root {
  --bw-black: #000000;
  --bw-white: #ffffff;
  --bw-link: #0000ff;
  --bw-visited: #551a8b;
  --bw-red: #ff0000;
  --bw-green: #008000;
  --bw-gray: #808080;
  --bw-silver: #dfdfdf;
}

/* System font stack */
body {
  font-family: monospace, "Courier New", Courier, monospace;
  background: var(--bw-white);
  color: var(--bw-black);
  line-height: 1.4;
}

/* Headings use serif */
h1, h2, h3, h4, h5, h6 {
  font-family: "Times New Roman", Times, Georgia, serif;
  font-weight: bold;
}

/* Classic link styles */
a {
  color: var(--bw-link);
  text-decoration: underline;
}

a:visited {
  color: var(--bw-visited);
}

a:hover {
  color: var(--bw-red);
}

/* Thin borders only */
hr {
  border: none;
  border: 1px solid var(--bw-black);
}

/* Remove all border-radius */
*, *::before, *::after {
  border-radius: 0 !important;
}

/* Plain table styles */
table {
  border-collapse: collapse;
  width: 100%;
}

th, td {
  border: 1px solid var(--bw-black);
  padding: 4px 8px;
  text-align: left;
  font-family: monospace;
}

/* Windows 95 raised button */
.bw-btn {
  background: var(--bw-silver);
  border-width: 2px;
  border-style: solid;
  border-color: white var(--bw-gray) var(--bw-gray) white;
  cursor: pointer;
}

/* Windows 95 pressed button */
.bw-btn:active {
  border-color: var(--bw-gray) white white var(--bw-gray);
}

/* Inset input field (Windows 95 style) */
.bw-input {
  border-width: 2px;
  border-style: solid;
  border-color: var(--bw-gray) white white var(--bw-gray);
  background: var(--bw-white);
}

.bw-input:focus {
  outline: 1px dotted var(--bw-black);
  outline-offset: 1px;
  background: #ffffcc;
}
@keyframes brutalist-web-fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes brutalist-web-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.brutalist-web-gradient {
  background: linear-gradient(135deg, #000000, #0000ff);
}

.brutalist-web-gradient-text {
  background: linear-gradient(135deg, #000000, #0000ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.brutalist-web-frosted {
  backdrop-filter: blur(12px) saturate(180%);
  -webkit-backdrop-filter: blur(12px) saturate(180%);
  background: rgba(0, 0, 0, 0.08);
}

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

.brutalist-web-animate-in {
  animation: brutalist-web-fade-in 0.5s ease-out both;
}

{
  "border": {
    "width": "border",
    "color": "border-black",
    "radius": "rounded-none",
    "style": "border-solid"
  },
  "shadow": {
    "sm": "shadow-none",
    "md": "shadow-none",
    "lg": "shadow-none",
    "none": "shadow-none",
    "hover": "shadow-none",
    "focus": "shadow-none",
    "colored": {}
  },
  "interaction": {
    "transition": "",
    "active": "",
    "hoverTranslate": ""
  },
  "typography": {
    "heading": "font-serif font-bold",
    "body": "font-mono text-sm",
    "mono": "font-mono",
    "sizes": {
      "hero": "text-3xl md:text-5xl",
      "h1": "text-2xl md:text-4xl",
      "h2": "text-xl md:text-2xl",
      "h3": "text-lg md:text-xl",
      "body": "text-sm md:text-base",
      "small": "text-xs md:text-sm"
    }
  },
  "spacing": {
    "section": "py-6 md:py-8",
    "container": "px-4",
    "card": "p-4",
    "gap": {
      "sm": "gap-2",
      "md": "gap-3",
      "lg": "gap-4"
    }
  },
  "colors": {
    "background": {
      "primary": "bg-white",
      "secondary": "bg-white",
      "accent": [
        "bg-white"
      ]
    },
    "text": {
      "primary": "text-black",
      "secondary": "text-black",
      "muted": "text-black"
    },
    "button": {
      "primary": "bg-white text-black",
      "secondary": "bg-white text-black",
      "danger": "bg-white text-[#ff0000]"
    }
  },
  "forbidden": {
    "classes": [
      "rounded-sm",
      "rounded",
      "rounded-md",
      "rounded-lg",
      "rounded-xl",
      "rounded-2xl",
      "rounded-3xl",
      "rounded-full",
      "shadow-sm",
      "shadow",
      "shadow-md",
      "shadow-lg",
      "shadow-xl",
      "shadow-2xl",
      "backdrop-blur",
      "backdrop-blur-sm",
      "backdrop-blur-md",
      "backdrop-blur-lg",
      "transition",
      "transition-all",
      "transition-colors",
      "duration-100",
      "duration-150",
      "duration-200",
      "duration-300",
      "animate-pulse",
      "animate-spin",
      "animate-bounce"
    ],
    "patterns": [
      "^rounded-(?!none)",
      "^shadow-(?!none)",
      "^bg-gradient-",
      "^backdrop-blur",
      "^animate-",
      "^transition-",
      "^duration-"
    ],
    "reasons": {
      "rounded-lg": "Brutalist Web uses zero border-radius. Everything is sharp and unstyled.",
      "shadow-lg": "Brutalist Web uses no shadows at all. Raw HTML has no shadows.",
      "bg-gradient-to-r": "Brutalist Web uses flat white backgrounds only. No gradients.",
      "backdrop-blur": "Brutalist Web rejects all modern visual effects. Plain and raw.",
      "transition-all": "Brutalist Web uses no CSS transitions or animations. Static pages only.",
      "animate-pulse": "Brutalist Web forbids all animations. The page is static like 90s HTML."
    }
  },
  "required": {
    "button": [
      "rounded-none",
      "border",
      "border-black",
      "font-mono",
      "bg-white"
    ],
    "card": [
      "rounded-none",
      "border",
      "border-black",
      "bg-white"
    ],
    "input": [
      "rounded-none",
      "border",
      "border-black",
      "font-mono",
      "bg-white"
    ]
  }
}