:root{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--text-primary: #f8fafc;--text-secondary: #94a3b8;--accent-primary: #3b82f6;--accent-secondary: #a855f7;--accent-hover: #2563eb;--surface-glass: rgba(30, 41, 59, .7);--border-glass: rgba(255, 255, 255, .1);--shadow-lg: 0 10px 30px -10px rgba(0, 0, 0, .5);--font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--tool-blur: #f43f5e;--tool-solid: #10b981}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.5;min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased}#root{min-height:100vh;display:flex;flex-direction:column}button{cursor:pointer;border:none;background:none;font-family:inherit;color:inherit}.glass-panel{background:var(--surface-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-glass);box-shadow:var(--shadow-lg)}