:root{--bg-primary:#fff;--bg-secondary:#f8f8f8;--bg-tertiary:#f0f0f0;--bg-hover:#e8e8e8;--border:#e0e0e0;--border-light:#d0d0d0;--text-primary:#1a1a1a;--text-secondary:#555;--text-muted:#999;--accent:#c08552;--accent-dim:#a87448;--success:#5a9e52;--warning:#d4a843;--error:#d45555;--info:#4a90d9;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", sans-serif;--font-mono:"JetBrains Mono", "Fira Code", "SF Mono", Consolas, monospace}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.6}.app{min-height:100vh}::selection{background:var(--accent);color:#fff}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:4px}