:root{--primary-color: #4F46E5;--bg-color: #ffffff;--text-color: #0C1014;--text-secondary: #8B95A1;--border-color: #F2F4F6;--bubble-own: #0C1014;--bubble-other: #F2F4F6;--safe-area-top: env(safe-area-inset-top, 0px);--safe-area-bottom: env(safe-area-inset-bottom, 0px)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;width:100%;overflow:hidden;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.5;color:var(--text-color);background-color:var(--bg-color);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%;-webkit-overflow-scrolling:touch;overscroll-behavior:none}#root{height:100%;width:100%;display:flex;flex-direction:column}input,textarea,button{font-family:inherit;font-size:inherit;border:none;outline:none;background:none}textarea::placeholder{color:#b0b8c1}button{cursor:pointer;-webkit-tap-highlight-color:transparent}img{max-width:100%;display:block}::-webkit-scrollbar{display:none}@keyframes spin{to{transform:rotate(360deg)}}