:root{--bg-main: #0b0f17;--bg-surface: #111827;--bg-elevated: #1f2937;--bg-hover: #374151;--primary: #6366f1;--primary-hover: #4f46e5;--primary-glow: rgba(99, 102, 241, .35);--emerald: #10b981;--ruby: #ef4444;--amber: #f59e0b;--blue: #3b82f6;--text-main: #f9fafb;--text-muted: #9ca3af;--text-dim: #6b7280;--border: #374151;--border-focus: #6366f1;--font-sans: "Ubuntu", system-ui, -apple-system, sans-serif;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-full: 9999px;--shadow-sm: 0 1px 3px rgba(0,0,0,.3);--shadow-md: 0 4px 12px rgba(0,0,0,.4);--shadow-lg: 0 10px 25px rgba(0,0,0,.6)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-main);color:var(--text-main);line-height:1.5;min-height:100vh;-webkit-font-smoothing:antialiased}button{cursor:pointer;border:none;font-family:inherit}input,select,textarea{font-family:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-main)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-full)}