*{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary: #0d1117;--bg-secondary: #161b22;--bg-tertiary: #21262d;--border-color: #30363d;--text-primary: #f0f6fc;--text-secondary: #8b949e;--accent: #58a6ff;--accent-hover: #79b8ff;--success: #3fb950;--warning: #d29922;--error: #f85149;--card-bg: #161b22;--input-bg: #0d1117}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans,Helvetica,Arial,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh}#root{min-height:100vh;display:flex;flex-direction:column}.container{max-width:1200px;margin:0 auto;padding:0 24px;width:100%}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:6px;font-size:14px;font-weight:500;border:none;cursor:pointer;transition:all .2s 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