.rb-demo{--rb-indigo:#5b5bf5;--rb-violet:#7c5cff;--rb-ink:#2b3040;--rb-muted:#6b7180;--rb-soft:#9aa0ae;position:relative;text-align:center;-webkit-font-smoothing:antialiased}.rb-dots{display:flex;justify-content:center;gap:8px;margin-bottom:26px}.rb-dots button{width:8px;height:8px;padding:0;border:0;border-radius:999px;background:#d6d6e0;cursor:pointer;transition:all .35s}.rb-dots button[aria-current=true]{width:26px;background:var(--rb-indigo)}.rb-dots button:focus-visible{outline:2px solid var(--rb-indigo);outline-offset:3px}.rb-caption{max-width:760px;margin:0 auto 24px}.rb-caption__title{font-size:clamp(21px,3vw,27px);font-weight:600;color:var(--rb-ink);letter-spacing:-.015em;margin-bottom:8px}.rb-caption__desc{font-size:16px;line-height:1.6;color:var(--rb-muted);text-wrap:pretty;min-height:48px}.rb-stage{position:relative;max-width:760px;height:384px;margin:0 auto;text-align:left}.rb-win{height:100%;display:flex;flex-direction:column;border-radius:14px;overflow:hidden;background:#fff;box-shadow:0 16px 40px rgba(23,23,60,.14)}.rb-win--feed{background:#f2f4f7}.rb-win__body{flex:1;overflow:hidden;padding:14px 18px;font-size:14px;line-height:1.62;color:var(--rb-ink);white-space:pre-wrap}.rb-win__body--jp{line-height:1.9}.rb-mailbar{display:flex;align-items:center;gap:10px;background:#2b3040;padding:9px 14px}.rb-mailbar span:first-child{font-size:13.5px;font-weight:500;color:#fff}.rb-mailbar__ctl{margin-left:auto;display:flex;gap:14px;color:#9aa0b4;font-size:13px}.rb-fields{padding:0 20px}.rb-field{display:flex;gap:10px;padding:9px 0;border-bottom:1px solid #f0f0f4;font-size:12.5px}.rb-field b{font-weight:400;color:var(--rb-soft);width:62px}.rb-field span{color:#3b4050}.rb-foot{display:flex;align-items:center;gap:12px;padding:11px 18px;border-top:1px solid #f0f0f4}.rb-send{background:#1a73e8;color:#fff;font-size:13px;font-weight:500;padding:7px 20px;border-radius:999px}.rb-icons{display:flex;gap:10px}.rb-icons i{width:16px;height:16px;border-radius:4px;background:#e3e3ea;display:block}.rb-langs{display:flex;align-items:center;gap:10px;padding:9px 18px;background:#fafafc;border-bottom:1px solid #f0f0f4;font-size:12px;color:var(--rb-soft)}.rb-langs b{font-weight:600;color:#fff;background:linear-gradient(135deg,var(--rb-indigo),var(--rb-violet));padding:4px 12px;border-radius:999px}.rb-chat__top{gap:12px;background:#3f0e40;padding:9px 16px}.rb-chat__logo,.rb-chat__top{display:flex;align-items:center}.rb-chat__logo{width:22px;height:22px;border-radius:6px;background:var(--rb-violet);color:#fff;font-size:11px;font-weight:700;justify-content:center}.rb-chat__ws{font-size:13.5px;font-weight:600;color:#fff}.rb-chat__channel{display:flex;align-items:center;gap:8px;padding:10px 16px;border-bottom:1px solid #f0f0f4}.rb-chat__channel b{font-size:16px;font-weight:600;color:#1d1c1d}.rb-chat__channel span{font-size:12.5px;color:#aeb2be}.rb-msg{display:flex;gap:12px;padding:14px;flex:1;overflow:hidden}.rb-msg__av{width:36px;height:36px;border-radius:9px;background:linear-gradient(135deg,var(--rb-indigo),var(--rb-violet));flex:none}.rb-msg__head{display:flex;align-items:baseline;gap:8px;margin-bottom:5px}.rb-msg__head b{font-size:14.5px;font-weight:600;color:#1d1c1d}.rb-msg__head span{font-size:11.5px;color:#aeb2be}.rb-msg__body{font-size:14px;line-height:1.6;color:#1d1c1d;white-space:pre-wrap;min-width:0}.rb-feed__top{gap:16px;background:#0a66c2;padding:8px 16px}.rb-feed__logo,.rb-feed__top{display:flex;align-items:center}.rb-feed__logo{width:24px;height:24px;border-radius:5px;background:#fff;color:#0a66c2;font-size:12px;font-weight:700;justify-content:center}.rb-feed__nav{margin-left:auto;display:flex;gap:20px;font-size:12.5px;color:rgba(255,255,255,.85)}.rb-feed__title{display:flex;align-items:center;padding:10px 16px;background:#fff;border-bottom:1px solid #e9e9ef;font-size:15px;font-weight:600;color:#1b1f23}.rb-feed__wrap{padding:12px;flex:1;display:flex;overflow:hidden}.rb-composer{background:#fff;border-radius:12px;padding:14px 16px;flex:1;display:flex;flex-direction:column}.rb-composer__head{display:flex;align-items:center;gap:12px;margin-bottom:10px}.rb-composer__av{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#0a66c2,#3b8de0);flex:none}.rb-composer__who b{display:block;font-size:14.5px;font-weight:600;color:#1b1f23}.rb-composer__who span{font-size:12px;color:#8a90a0}.rb-composer__text{flex:1;overflow:hidden;font-size:14px;line-height:1.62;color:#1b1f23;white-space:pre-wrap}.rb-composer__foot{display:flex;border-top:1px solid #f0f0f4;padding-top:10px;margin-top:10px}.rb-post{margin-left:auto;background:#0a66c2;color:#fff;font-size:13px;font-weight:500;padding:7px 20px;border-radius:999px}.rb-multi__top{display:flex;align-items:center;gap:12px;padding:11px 18px;border-bottom:1px solid #f0f0f4}.rb-multi__top i{width:22px;height:22px;border-radius:6px;background:linear-gradient(135deg,var(--rb-indigo),var(--rb-violet));display:block}.rb-multi__top b{font-size:14px;font-weight:600;color:var(--rb-ink)}.rb-multi__rows{flex:1;flex-direction:column}.rb-multi__rows,.rb-row{display:flex;overflow:hidden}.rb-row{gap:16px;padding:13px 18px;border-bottom:1px solid #f2f2f6;flex:1;transition:opacity .5s}.rb-row__side{display:flex;flex-direction:column;gap:6px;width:104px;flex:none}.rb-row__n{width:26px;height:26px;border-radius:7px;color:#fff;font-size:11px;font-weight:600;display:flex;align-items:center;justify-content:center}.rb-row__side b{font-size:13px;font-weight:600;color:var(--rb-ink)}.rb-row__text{min-width:0;flex:1;font-size:13.5px;line-height:1.6;color:#3b4050;white-space:pre-wrap;overflow:hidden}.rb-said{max-width:700px;margin:22px auto 0;font-size:clamp(15px,1.7vw,16.5px);line-height:1.6;color:#7b818e;text-wrap:pretty;min-height:46px}.rb-caret{color:var(--rb-indigo);animation:rb-blink 1s step-end infinite}@keyframes rb-blink{0%,45%{opacity:1}50%,95%{opacity:0}}@media (max-width:720px){.rb-stage{height:470px}.rb-row{flex-direction:column;gap:7px;padding:11px 16px}.rb-row__side{flex-direction:row;align-items:center;width:auto;gap:8px}}@media (prefers-reduced-motion:reduce){.rb-caret{animation:none!important}}