:root{--background:#f4f6f9;--foreground:#2d3436;--card-bg:#fff;--sidebar-bg:#fff;--border:#e9ecef;--border-hover:#dee2e6;--accent:#0039a6;--accent-foreground:#fff;--muted:#6c757d;--muted-foreground:#adb5bd;--error:#dc3545;--success:#28a745;--sidebar-active:#f8f9fa}*{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--background);max-width:100vw;color:var(--foreground);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;overflow-x:hidden}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--background)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--muted)}a{color:inherit;text-decoration:none;transition:opacity .2s}button{cursor:pointer;color:inherit;background:0 0;border:none;font-family:inherit;transition:all .2s}input,textarea{width:100%;font-family:inherit}