:root{--bg-main:#f5f5f5;--bg-card:#fff;--text-main:#121212;--text-muted:#555;--accent:#ff8c00;--border-color:#ddd}[data-theme=dark]{--bg-main:#121212;--bg-card:#1e1e1e;--text-main:#fff;--text-muted:#aaa;--accent:#d4af37;--border-color:#333}body{background-color:var(--bg-main);color:var(--text-main);margin:0;font-family:system-ui,Segoe UI,Roboto,sans-serif;transition:background-color .3s,color .3s}.a11y-highlight-links a,.a11y-highlight-links button{color:#000!important;background-color:#ffeb3b!important;border-color:#000!important;font-weight:700!important;text-decoration:underline!important}.a11y-readable-font *{font-family:Arial,Helvetica,sans-serif!important}.a11y-large-text{font-size:110%!important}.a11y-x-large-text{font-size:125%!important}