.bbchat{padding:22px 0 50px;color:#172334}.bbchat-head{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:24px}.bbchat-eyebrow{font-size:12px;font-weight:800;letter-spacing:.12em;color:#174aa9}.bbchat-head h1{font-size:clamp(26px,4vw,38px);margin:8px 0}.bbchat-head p{margin:0;color:#64748b}.bbchat-shortcuts{display:flex;gap:8px;flex-wrap:wrap}.bbchat-room-head a,.bbchat-shortcuts a{display:inline-block;border:1px solid #cbd5e1;border-radius:9px;padding:9px 13px;font-size:13px;text-decoration:none;color:#16449d}.bbchat-grid{display:grid;grid-template-columns:minmax(205px,285px) minmax(0,1fr);border:1px solid #dce2eb;border-radius:18px;overflow:hidden;background:#fff;min-height:620px}.bbchat-sidebar{background:#f8fafc;border-right:1px solid #dce2eb;padding:15px;min-width:0}.bbchat-sidebar-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:16px}.bbchat-create button,.bbchat-sidebar-head button{border:0;background:#153a83;color:#fff;border-radius:8px;padding:8px 9px;cursor:pointer;font-size:12px}.bbchat-room{display:block;text-align:left;width:100%;padding:13px 11px;border:1px solid transparent;background:transparent;border-radius:11px;margin-bottom:8px;cursor:pointer;color:#172334}.bbchat-room.selected,.bbchat-room:hover{background:#fff;border-color:#cad8ef}.bbchat-room span,.bbchat-room strong{display:block}.bbchat-room strong{font-size:14px}.bbchat-room span{font-size:12px;color:#64748b;margin-top:5px;line-height:1.5}.bbchat-main{display:flex;flex-direction:column;min-width:0;min-height:620px}.bbchat-room-head{padding:16px 20px;border-bottom:1px solid #e5e7eb;display:flex;justify-content:space-between;align-items:center;gap:10px}.bbchat-room-head h2{font-size:19px;margin:0 0 5px}.bbchat-room-head small{color:#64748b}.bbchat-messages{padding:18px;flex:1 1;overflow:auto;min-height:300px;max-height:550px;display:flex;flex-direction:column;gap:15px}.bbchat-message{background:#f3f6fb;border-radius:12px;padding:12px 14px;max-width:min(90%,730px);align-self:flex-start;overflow-wrap:anywhere}.bbchat-message.is-ai{background:#ecf2ff;border-left:3px solid #2458b8}.bbchat-message-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12px}.bbchat-message-meta span{color:#2558a8}.bbchat-message-meta time{color:#64748b}.bbchat-message p{font-size:14px;white-space:pre-wrap;line-height:1.7;margin:8px 0 0}.bbchat-report{border:0;background:none;color:#6b7280;text-decoration:underline;font-size:11px;cursor:pointer;margin-top:9px;padding:0}.bbchat-composer{padding:14px 18px 17px;border-top:1px solid #e2e8f0}.bbchat-composer textarea{width:100%;box-sizing:border-box;resize:vertical;padding:13px;border:1px solid #cbd5e1;border-radius:10px;font-family:inherit;font-size:14px;min-height:70px}.bbchat-composer>div{display:flex;justify-content:space-between;align-items:center;margin-top:10px;gap:8px}.bbchat-composer>div>span{font-size:12px;color:#64748b}.bbchat-composer button,.bbchat-guest button{background:#15489b;border:0;border-radius:9px;color:#fff;padding:11px 18px;cursor:pointer;font-weight:700}.bbchat-composer button:disabled,.bbchat-guest button:disabled{opacity:.5;cursor:not-allowed}.bbchat-auth{border-top:1px solid #e2e8f0;padding:14px 18px;font-size:13px}.bbchat-auth p{margin:0 0 10px;line-height:1.6}.bbchat-auth>a{display:inline-block;margin-bottom:12px}.bbchat-create,.bbchat-guest{display:flex;flex-direction:column;gap:8px;margin-top:12px}.bbchat-create input,.bbchat-guest input{padding:10px;border:1px solid #cbd5e1;border-radius:8px}.bbchat-guest button{align-self:flex-start}.bbchat-notice{display:flex;justify-content:space-between;align-items:center;gap:8px;background:#fff8ed;border:1px solid #f1dbb1;padding:10px 14px;border-radius:9px;margin:10px 0;color:#805012;font-size:13px}.bbchat-notice button{background:none;border:0;font-size:20px;cursor:pointer;color:inherit}.bbchat-empty{text-align:center;margin:auto;color:#64748b;font-size:14px;padding:30px}.bbchat-disclaimer{font-size:12px;color:#64748b;margin-top:14px}.bbchat-visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}@media(max-width:720px){.bbchat-head{align-items:start;flex-direction:column}.bbchat-grid{grid-template-columns:1fr;min-height:0}.bbchat-sidebar{border-right:0;border-bottom:1px solid #dce2eb;padding:12px}.bbchat-sidebar-head{margin-bottom:7px}.bbchat-sidebar .bbchat-room{display:inline-flex;flex-direction:column;width:150px;vertical-align:top;min-height:82px}.bbchat-sidebar{overflow-x:auto;white-space:nowrap}.bbchat-sidebar .bbchat-room span{white-space:normal}.bbchat-main{min-height:530px}.bbchat-messages{min-height:320px;max-height:480px;padding:12px}.bbchat-room-head{padding:12px}.bbchat-message{max-width:95%}.bbchat-shortcuts{width:100%}.bbchat-composer{padding:12px}}