:root{--color-primary:#10b981;--color-secondary:#06b6d4;--color-accent:#22c55e;--text-primary:#0f172a;--text-secondary:#475569;--surface:#fff;--muted:#f1f5f9;--ring:0 0 0 3px rgba(16,185,129,.15)}body,html{padding:0;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;background:linear-gradient(180deg,#f8fafc,#eef2ff 35%,#f8fafc);color:var(--text-primary);line-height:1.6}*{box-sizing:border-box}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:#f1f5f9}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:6px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}a:focus,button:focus,input:focus{outline:var(--ring);outline-offset:2px}*{transition:color .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease}