:root{--wa-teal:#008069;--wa-teal-dark:#005e54;--wa-bg:#efeae2;--wa-chat-bg:#e5ddd5;--wa-bubble-user:#dcf8c6;--wa-bubble-bot:#fff;--wa-text-primary:#111b21;--wa-text-secondary:#667781;--wa-blue:#53bdeb}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}body{color:var(--wa-text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#f0f2f5;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;overflow:hidden auto}.app-main{background-color:#f0f2f5;width:100vw;height:100dvh;display:flex;overflow:hidden}.sidebar-pane{border-right:1px solid #00000014;width:35%;min-width:350px;max-width:450px;height:100%}.chat-pane{background-color:#f0f2f5;flex:1;height:100%;position:relative}@media 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