:root{color:#111;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;background:#ededed;font-family:Helvetica Neue,Helvetica,Arial,sans-serif}*{box-sizing:border-box}body{background:radial-gradient(at 50% 30%,#ffffffb3,#0000 70%),radial-gradient(#00000012 .75px,#0000 .75px) 0 0/16px 16px,#ededed;place-items:center;min-width:320px;height:100dvh;margin:0;display:grid;overflow:hidden}.chat-stage,.widget-host,pulse-chat{width:100%;height:100%;min-height:0}.chat-stage{width:min(760px,100vw - 56px);height:min(760px,86dvh)}pulse-chat::part(root){box-sizing:border-box;filter:grayscale();border:1px solid #d4d4d4;border-radius:20px;max-width:none;height:100%;min-height:0;box-shadow:0 28px 70px -24px #00000030,0 4px 12px #00000008}pulse-chat::part(header){background:#fff;border-bottom:1px solid #e5e5e5;padding:22px 24px}pulse-chat::part(connection-status){color:#525252;background:#f7f7f7;border:1px solid #e5e5e5;border-radius:24px}pulse-chat::part(message-list){background:linear-gradient(#fafafa,#f5f5f5)}pulse-chat::part(composer){background:#fff;border-top:1px solid #e5e5e5;gap:12px;padding:18px}pulse-chat::part(input){height:44px;box-shadow:none;background:#fafafa;border:1px solid #d9d9d9;border-radius:10px}pulse-chat::part(send-button){background:#111;border:1px solid #111;border-radius:10px;height:44px;font-weight:600}pulse-chat::part(input):focus-visible{outline-offset:2px;border-color:#737373;outline:2px solid #737373}pulse-chat::part(send-button):focus-visible{outline-offset:3px;outline:2px solid #737373}pulse-chat::part(send-button):hover:not(:disabled){background:#333}@media (width<=640px){.chat-stage{width:calc(100vw - 38px);height:min(780px,100dvh - 38px)}pulse-chat::part(root){border-radius:16px;box-shadow:0 14px 36px -16px #00000030}pulse-chat::part(header){padding:18px}pulse-chat::part(composer){gap:10px;padding:14px}}