:root{--primary:#3182ce;--primary-dark:#2b6cb0;--primary-light:#ebf8ff;--success:#38a169;--danger:#e53e3e;--warning:#ed8936;--bg:#f8f7f4;--card-bg:#fff;--text-main:#1a202c;--text-muted:#718096;--border:#e2e8f0;--radius:2px;--shadow-sm:0 1px 3px rgba(0,0,0,.12);--shadow-md:0 4px 6px rgba(0,0,0,.1);--shadow-lg:0 10px 15px rgba(0,0,0,.1);--font-main:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;--font-heading:"Outfit","Inter",sans-serif}body,html{margin:0;padding:0;background-color:var(--bg);color:var(--text-main);font-family:var(--font-main)}*,body,html{box-sizing:border-box}button{cursor:pointer;border-radius:var(--radius);transition:all .2s ease}