body{margin:0;padding:0;background-color:var(--Background);color:var(--Text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;transition:background-color .3s,color .3s}button{background-color:var(--Primary);color:var(--PrimaryText);border:none;padding:10px 20px;border-radius:4px;cursor:pointer;font-weight:600;transition:background-color .2s}button:hover{background-color:var(--PrimaryHover)}