*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--blue: #3b82f6;--blue-light: #dbeafe;--red: #ef4444;--red-light: #fee2e2;--yellow: #f59e0b;--yellow-light: #fef3c7;--green: #22c55e;--green-light: #dcfce7;--bg: #f0f9ff;--surface: #ffffff;--text: #1e293b;--text-muted: #64748b;--border: #e2e8f0;--radius: 16px;--shadow: 0 2px 12px rgba(0, 0, 0, .08);--nav-height: 64px;--font: "Segoe UI", system-ui, -apple-system, sans-serif}html,body{height:100%;font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer;border:none;outline:none}button:focus-visible{outline:2px solid var(--blue);outline-offset:2px}input,select{font-family:inherit}