*{margin:0;padding:0;box-sizing:border-box}html,body,#app{width:100%;height:100%;overflow:hidden}:root{--app-bg: #f3f6fb;--surface-bg: #ffffff;--text-color: #0f172a;--muted: #6b7280;--accent: #4f46e5}#app-wrapper{display:flex;flex-direction:column;height:100vh;width:100vw;background:var(--app-bg);color:var(--text-color)}.app-main{flex:1;overflow-y:auto;overflow-x:hidden}body,#app,#app-wrapper,.app-main{background-color:transparent}