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625 lines
20 KiB
625 lines
20 KiB
<!DOCTYPE html> |
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<html lang="en"> |
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<head> |
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<meta charset="UTF-8"> |
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<meta name="viewport" content="width=device-width, initial-scale=1.0"> |
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<title>System Design Game - Select Difficulty</title> |
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<style> |
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@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700&display=swap'); |
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/* === CSS VARIABLES === */ |
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:root { |
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/* Colors */ |
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--color-bg-body: #161b22; |
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--color-bg-dark: #121212; |
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--color-bg-sidebar: #111; |
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--color-bg-component: #1e1e1e; |
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--color-bg-hover: #2a2a2a; |
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--color-bg-accent: #005f87; |
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--color-bg-tab-active: #1a3d2a; |
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--color-border: #444; |
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--color-border-accent: #00ff88; |
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--color-border-panel: #30363d; |
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--color-text-primary: #ccc; |
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--color-text-muted: #888; |
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--color-text-accent: #00ff88; |
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--color-text-white: #fff; |
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--color-text-dark: #333; |
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--color-button: #238636; |
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--color-button-disabled: #555; |
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--color-connection: #333; |
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--color-connection-selected: #007bff; |
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--color-tooltip-bg: #333; |
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--color-tooltip-text: #fff; |
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/* Sizes */ |
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--radius-small: 4px; |
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--radius-medium: 6px; |
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--radius-large: 8px; |
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--font-family-mono: 'JetBrains Mono', monospace; |
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--font-family-code: 'Fira Code', monospace; |
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--component-padding: 8px; |
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--component-gap: 12px; |
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/* Difficulty-specific colors using existing palette */ |
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--color-easy: var(--color-text-accent); |
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--color-medium: #d29922; |
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--color-hard: #f85149; |
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} |
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/* === RESET === */ |
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* { |
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box-sizing: border-box; |
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} |
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body { |
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margin: 0; |
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font-family: var(--font-family-mono); |
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background-color: var(--color-bg-body); |
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color: var(--color-text-primary); |
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min-height: 100vh; |
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background: |
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radial-gradient(circle at 30% 50%, rgba(0, 255, 136, 0.1), transparent 50%), |
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radial-gradient(circle at 70% 80%, rgba(255, 107, 53, 0.1), transparent 50%), |
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var(--color-bg-body); |
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} |
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/* === HEADER === */ |
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.header { |
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width: 100%; |
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background: transparent; |
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padding: 12px 24px; |
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border-bottom: 1px solid var(--color-border); |
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display: flex; |
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align-items: center; |
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justify-content: space-between; |
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} |
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.header-text { |
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font-size: 24px; |
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margin: 0; |
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color: var(--color-text-accent); |
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font-weight: bold; |
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} |
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.back-button { |
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display: inline-flex; |
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align-items: center; |
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gap: 8px; |
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padding: 8px 14px; |
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background: transparent; |
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color: var(--color-text-primary); |
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text-decoration: none; |
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border: 1px solid var(--color-border); |
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border-radius: var(--radius-medium); |
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font-weight: 500; |
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font-family: var(--font-family-mono); |
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font-size: 12px; |
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transition: all 0.2s ease; |
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} |
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.back-button:hover { |
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background-color: var(--color-bg-hover); |
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border-color: var(--color-border-accent); |
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} |
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/* === MAIN CONTENT === */ |
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.main-container { |
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max-width: 1200px; |
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margin: 0 auto; |
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padding: 60px 24px; |
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} |
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.title-section { |
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text-align: center; |
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margin-bottom: 60px; |
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} |
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.main-title { |
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font-size: 48px; |
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font-weight: 700; |
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margin: 0 0 20px 0; |
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background: linear-gradient(135deg, var(--color-text-accent), var(--color-connection-selected)); |
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-webkit-background-clip: text; |
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-webkit-text-fill-color: transparent; |
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background-clip: text; |
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} |
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.subtitle { |
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font-size: 18px; |
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color: var(--color-text-muted); |
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max-width: 600px; |
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margin: 0 auto; |
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line-height: 1.6; |
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} |
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/* === DIFFICULTY CARDS === */ |
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.difficulty-grid { |
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display: grid; |
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grid-template-columns: repeat(3, 1fr); |
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gap: 20px; |
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max-width: 1000px; |
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margin: 0 auto; |
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} |
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.difficulty-card { |
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background: var(--color-bg-component); |
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border: 2px solid var(--color-border); |
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border-radius: var(--radius-large); |
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padding: 24px; |
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cursor: pointer; |
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transition: all 0.3s ease; |
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position: relative; |
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overflow: hidden; |
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} |
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.difficulty-card::before { |
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content: ''; |
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position: absolute; |
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top: 0; |
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left: 0; |
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right: 0; |
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bottom: 0; |
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background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.05)); |
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opacity: 0; |
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transition: opacity 0.3s ease; |
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} |
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.difficulty-card:hover { |
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transform: translateY(-5px); |
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box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3); |
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background-color: var(--color-bg-hover); |
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} |
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.difficulty-card:hover::before { |
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opacity: 1; |
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} |
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.difficulty-card.easy { |
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border-color: var(--color-easy); |
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} |
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.difficulty-card.easy:hover { |
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border-color: var(--color-easy); |
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box-shadow: 0 10px 30px rgba(0, 255, 136, 0.3); |
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} |
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.difficulty-card.medium { |
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border-color: var(--color-medium); |
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} |
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.difficulty-card.medium:hover { |
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border-color: var(--color-medium); |
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box-shadow: 0 10px 30px rgba(210, 153, 34, 0.3); |
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} |
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.difficulty-card.hard { |
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border-color: var(--color-hard); |
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} |
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.difficulty-card.hard:hover { |
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border-color: var(--color-hard); |
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box-shadow: 0 10px 30px rgba(248, 81, 73, 0.3); |
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} |
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.difficulty-header { |
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display: flex; |
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align-items: center; |
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gap: 15px; |
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margin-bottom: 20px; |
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} |
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.difficulty-icon { |
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width: 50px; |
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height: 50px; |
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border-radius: var(--radius-medium); |
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display: flex; |
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align-items: center; |
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justify-content: center; |
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font-size: 24px; |
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font-weight: bold; |
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background: var(--color-bg-dark); |
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border: 1px solid var(--color-border-panel); |
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} |
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.difficulty-card.easy .difficulty-icon { |
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color: var(--color-easy); |
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border-color: var(--color-easy); |
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} |
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.difficulty-card.medium .difficulty-icon { |
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color: var(--color-medium); |
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border-color: var(--color-medium); |
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} |
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.difficulty-card.hard .difficulty-icon { |
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color: var(--color-hard); |
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border-color: var(--color-hard); |
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} |
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.difficulty-title { |
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font-size: 28px; |
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font-weight: 700; |
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margin: 0; |
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color: var(--color-text-white); |
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} |
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.difficulty-description { |
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font-size: 16px; |
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color: var(--color-text-muted); |
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margin-bottom: 25px; |
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line-height: 1.5; |
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} |
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.difficulty-features { |
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list-style: none; |
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padding: 0; |
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margin: 0 0 25px 0; |
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} |
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.difficulty-features li { |
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display: flex; |
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align-items: center; |
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gap: 10px; |
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margin-bottom: 12px; |
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font-size: 14px; |
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color: var(--color-text-primary); |
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} |
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.difficulty-features li::before { |
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content: '✓'; |
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font-weight: bold; |
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width: 16px; |
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height: 16px; |
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display: flex; |
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align-items: center; |
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justify-content: center; |
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border-radius: 50%; |
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font-size: 12px; |
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background: var(--color-bg-dark); |
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border: 1px solid var(--color-border); |
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} |
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.difficulty-card.easy .difficulty-features li::before { |
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color: var(--color-easy); |
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border-color: var(--color-easy); |
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} |
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.difficulty-card.medium .difficulty-features li::before { |
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color: var(--color-medium); |
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border-color: var(--color-medium); |
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} |
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.difficulty-card.hard .difficulty-features li::before { |
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color: var(--color-hard); |
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border-color: var(--color-hard); |
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} |
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.difficulty-stats { |
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background: var(--color-bg-dark); |
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border: 1px solid var(--color-border-panel); |
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border-radius: var(--radius-medium); |
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padding: 16px; |
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margin-bottom: 25px; |
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} |
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.stats-grid { |
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display: grid; |
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grid-template-columns: 1fr 1fr; |
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gap: 12px; |
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} |
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.stat-item { |
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text-align: center; |
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} |
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.stat-label { |
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font-size: 12px; |
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color: var(--color-text-muted); |
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margin-bottom: 5px; |
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text-transform: uppercase; |
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letter-spacing: 0.5px; |
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} |
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.stat-value { |
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font-size: 18px; |
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font-weight: 700; |
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color: var(--color-text-white); |
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} |
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.select-button { |
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width: 100%; |
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padding: 15px; |
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border: none; |
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border-radius: var(--radius-medium); |
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font-size: 16px; |
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font-weight: 600; |
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font-family: var(--font-family-mono); |
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cursor: pointer; |
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transition: all 0.3s ease; |
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text-transform: uppercase; |
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letter-spacing: 0.5px; |
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background: var(--color-button); |
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color: var(--color-text-white); |
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} |
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.select-button:hover { |
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background: var(--color-bg-accent); |
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transform: translateY(-2px); |
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} |
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.select-button:disabled { |
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background: var(--color-button-disabled); |
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cursor: not-allowed; |
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transform: none; |
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} |
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.difficulty-card.easy .select-button { |
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border: 1px solid var(--color-easy); |
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} |
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.difficulty-card.easy .select-button:hover { |
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border-color: var(--color-easy); |
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box-shadow: 0 0 10px rgba(0, 255, 136, 0.3); |
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} |
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.difficulty-card.medium .select-button { |
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border: 1px solid var(--color-medium); |
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} |
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.difficulty-card.medium .select-button:hover { |
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border-color: var(--color-medium); |
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box-shadow: 0 0 10px rgba(210, 153, 34, 0.3); |
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} |
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.difficulty-card.hard .select-button { |
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border: 1px solid var(--color-hard); |
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} |
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.difficulty-card.hard .select-button:hover { |
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border-color: var(--color-hard); |
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box-shadow: 0 0 10px rgba(248, 81, 73, 0.3); |
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} |
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/* === RESPONSIVE === */ |
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@media (max-width: 1024px) { |
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.difficulty-grid { |
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grid-template-columns: 1fr; |
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gap: 20px; |
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} |
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} |
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@media (max-width: 768px) { |
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.main-title { |
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font-size: 36px; |
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} |
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.difficulty-card { |
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padding: 20px; |
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} |
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.main-container { |
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padding: 40px 16px; |
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} |
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} |
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/* === ANIMATIONS === */ |
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@keyframes fadeInUp { |
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from { |
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opacity: 0; |
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transform: translateY(30px); |
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} |
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to { |
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opacity: 1; |
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transform: translateY(0); |
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} |
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} |
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.difficulty-card { |
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animation: fadeInUp 0.6s ease forwards; |
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} |
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.difficulty-card:nth-child(1) { |
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animation-delay: 0.1s; |
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} |
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.difficulty-card:nth-child(2) { |
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animation-delay: 0.2s; |
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} |
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.difficulty-card:nth-child(3) { |
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animation-delay: 0.3s; |
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} |
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</style> |
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</head> |
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<body> |
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<div class="header"> |
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<h1 class="header-text">System Design Game</h1> |
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</div> |
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<div class="main-container"> |
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<div class="title-section"> |
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<h1 class="main-title">Select Difficulty</h1> |
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<p class="subtitle"> |
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Choose your challenge level. Each difficulty offers unique constraints and learning opportunities |
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to help you master system design at your own pace. |
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</p> |
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</div> |
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<div class="difficulty-grid"> |
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<!-- Easy Difficulty --> |
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<div class="difficulty-card easy" onclick="selectDifficulty('easy')"> |
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<div class="difficulty-header"> |
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<div class="difficulty-icon">🌱</div> |
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<h2 class="difficulty-title">Easy</h2> |
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</div> |
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<p class="difficulty-description"> |
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Perfect for beginners. Learn the fundamentals with guided tutorials and forgiving constraints. |
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</p> |
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<ul class="difficulty-features"> |
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<li>Extended time limits</li> |
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<li>Helpful hints and tips</li> |
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<li>Relaxed performance requirements</li> |
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<li>Step-by-step guidance</li> |
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<li>Basic component set</li> |
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</ul> |
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<div class="difficulty-stats"> |
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<div class="stats-grid"> |
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<div class="stat-item"> |
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<div class="stat-label">Time Limit</div> |
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<div class="stat-value">45 min</div> |
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</div> |
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<div class="stat-item"> |
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<div class="stat-label">Max RPS</div> |
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<div class="stat-value">1K</div> |
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</div> |
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<div class="stat-item"> |
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<div class="stat-label">Budget</div> |
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<div class="stat-value">$500</div> |
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</div> |
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<div class="stat-item"> |
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<div class="stat-label">Availability</div> |
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<div class="stat-value">99%</div> |
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</div> |
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</div> |
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</div> |
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<button class="select-button">Start Easy Mode</button> |
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</div> |
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<!-- Medium Difficulty --> |
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<div class="difficulty-card medium" onclick="selectDifficulty('medium')"> |
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<div class="difficulty-header"> |
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<div class="difficulty-icon">⚡</div> |
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<h2 class="difficulty-title">Medium</h2> |
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</div> |
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<p class="difficulty-description"> |
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Balanced challenge for intermediate learners. Real-world constraints with moderate complexity. |
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</p> |
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<ul class="difficulty-features"> |
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<li>Standard time constraints</li> |
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<li>Realistic performance targets</li> |
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<li>Full component library</li> |
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<li>Trade-off decisions required</li> |
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<li>Cost optimization needed</li> |
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</ul> |
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<div class="difficulty-stats"> |
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<div class="stats-grid"> |
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<div class="stat-item"> |
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<div class="stat-label">Time Limit</div> |
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<div class="stat-value">30 min</div> |
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</div> |
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<div class="stat-item"> |
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<div class="stat-label">Max RPS</div> |
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<div class="stat-value">10K</div> |
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</div> |
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<div class="stat-item"> |
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<div class="stat-label">Budget</div> |
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<div class="stat-value">$2K</div> |
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</div> |
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<div class="stat-item"> |
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<div class="stat-label">Availability</div> |
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<div class="stat-value">99.9%</div> |
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</div> |
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</div> |
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</div> |
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<button class="select-button">Start Medium Mode</button> |
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</div> |
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<!-- Hard Difficulty --> |
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<div class="difficulty-card hard" onclick="selectDifficulty('hard')"> |
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<div class="difficulty-header"> |
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<div class="difficulty-icon">🔥</div> |
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<h2 class="difficulty-title">Hard</h2> |
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</div> |
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<p class="difficulty-description"> |
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Expert-level challenges. Tight constraints and complex requirements that mirror real FAANG interviews. |
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</p> |
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<ul class="difficulty-features"> |
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<li>Strict time pressure</li> |
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<li>High-scale requirements</li> |
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<li>Complex failure scenarios</li> |
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<li>Advanced optimization needed</li> |
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<li>Multiple constraint conflicts</li> |
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</ul> |
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<div class="difficulty-stats"> |
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<div class="stats-grid"> |
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<div class="stat-item"> |
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<div class="stat-label">Time Limit</div> |
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<div class="stat-value">20 min</div> |
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</div> |
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<div class="stat-item"> |
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<div class="stat-label">Max RPS</div> |
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<div class="stat-value">100K</div> |
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</div> |
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<div class="stat-item"> |
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<div class="stat-label">Budget</div> |
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<div class="stat-value">$5K</div> |
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</div> |
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<div class="stat-item"> |
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<div class="stat-label">Availability</div> |
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<div class="stat-value">99.99%</div> |
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</div> |
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</div> |
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</div> |
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<button class="select-button">Start Hard Mode</button> |
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</div> |
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</div> |
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</div> |
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<script> |
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function selectDifficulty(difficulty) { |
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// Add loading state to the selected button |
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const selectedCard = document.querySelector(`.difficulty-card.${difficulty}`); |
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const button = selectedCard.querySelector('.select-button'); |
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const originalText = button.textContent; |
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|
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button.textContent = 'Loading...'; |
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button.disabled = true; |
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|
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// Simulate loading and redirect |
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setTimeout(() => { |
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// In a real app, you'd pass the difficulty as a parameter |
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window.location.href = `/game?difficulty=${difficulty}`; |
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}, 1000); |
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} |
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|
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// Add keyboard navigation |
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document.addEventListener('keydown', function(e) { |
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if (e.key === '1') { |
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selectDifficulty('easy'); |
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} else if (e.key === '2') { |
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selectDifficulty('medium'); |
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} else if (e.key === '3') { |
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selectDifficulty('hard'); |
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} else if (e.key === 'Escape') { |
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window.location.href = '/game-modes'; |
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} |
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}); |
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|
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// Add hover sound effects (you'd need actual audio files) |
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document.querySelectorAll('.difficulty-card').forEach(card => { |
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card.addEventListener('mouseenter', () => { |
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// Play hover sound |
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console.log('🔊 Hover sound effect'); |
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}); |
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card.addEventListener('click', () => { |
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// Play click sound |
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console.log('🔊 Click sound effect'); |
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}); |
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}); |
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</script> |
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</body> |
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</html>
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