:root{--bg: #1a1a2e;--surface: #16213e;--surface-hover: #1a2847;--border: #0f3460;--primary: #e94560;--primary-hover: #d63851;--text: #eeeeee;--text-secondary: #a0a0b0;--text-muted: #6a6a7a;--success: #4ade80;--warning: #fbbf24;--error: #f87171;--sidebar-width: 240px;--header-height: 56px;--radius: 8px;--radius-lg: 12px}[data-theme=light]{--bg: #f0f2f5;--surface: #ffffff;--surface-hover: #f5f5f5;--border: #e0e0e0;--primary: #e94560;--primary-hover: #d63851;--text: #1a1a2e;--text-secondary: #555566;--text-muted: #999;--success: #22c55e;--warning: #f59e0b;--error: #ef4444}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe 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