*{box-sizing:border-box}body{color:#263449;background:#f6f8fc;margin:0;font-family:Inter,Arial,sans-serif}button,input{font:inherit}button{cursor:pointer}.app{height:100vh;min-height:550px;display:flex}.sidebar{color:#fff;background:#14294b;flex-direction:column;flex-shrink:0;width:225px;padding:22px 12px;display:flex}.brand{letter-spacing:.5px;align-items:center;gap:10px;padding:6px 10px 30px;font-size:14px;font-weight:800;display:flex}.logo{background:#2779df;border-radius:11px;padding:12px;font-size:16px}.brand small,.profile small,.top small,.chat-name small,.contact small{opacity:.65;margin-top:5px;font-size:11px;font-weight:400;display:block}.sidebar nav{gap:5px;display:grid}.sidebar nav button{color:#c4d2e5;text-align:left;background:0 0;border:0;border-radius:9px;padding:13px}.sidebar nav button.active,.sidebar nav button:hover{color:#fff;background:#29466e}.nav-icon{width:30px;font-size:20px;display:inline-block}.profile{border-top:1px solid #345071;align-items:center;gap:10px;margin-top:auto;padding:14px 8px;font-size:13px;display:flex}.avatar{color:#23549c;background:#dbe8f9;border-radius:50%;flex-shrink:0;place-items:center;width:40px;height:40px;font-weight:700;display:grid}.profile .avatar{color:#fff;background:#3969a8}main{flex-direction:column;flex:1;min-width:0;display:flex}.top{background:#fff;border-bottom:1px solid #e7ebf1;justify-content:space-between;align-items:center;height:70px;padding:0 25px;display:flex}.top strong{font-size:17px}.connection{color:#168257;background:#e9f9f0;border-radius:30px;padding:8px 12px;font-size:12px}.workspace{flex:1;min-height:0;display:flex}.list-panel{background:#fff;border-right:1px solid #e6eaf0;flex-shrink:0;width:335px;overflow:auto}.panel-title{justify-content:space-between;align-items:center;padding:20px 18px 8px;display:flex}.panel-title h2{margin:0;font-size:18px}.tabs{gap:3px;padding:12px 10px;display:flex}.tabs button{color:#68788f;background:#f1f4f9;border:0;border-radius:7px;flex:1;padding:10px 3px;font-size:11px}.tabs button.selected{color:#1465c5;background:#e0edff;font-weight:700}.search{border:1px solid #e2e7ef;border-radius:8px;outline:none;width:calc(100% - 28px);margin:0 14px 15px;padding:11px}.conversation{cursor:pointer;border-bottom:1px solid #edf0f5;align-items:flex-start;gap:10px;padding:16px 12px;display:flex}.conversation.chosen,.conversation:hover{background:#edf5ff}.conversation-text{flex:1;min-width:0}.name{justify-content:space-between;gap:4px;font-size:13px;font-weight:700;display:flex}.name small{color:#8a96a6;font-size:10px;font-weight:400}.conversation p{white-space:nowrap;text-overflow:ellipsis;color:#748195;margin:7px 0;font-size:12px;overflow:hidden}.agent{color:#5282b9;font-size:10px}.unread{color:#fff;background:#2176db;border-radius:20px;padding:3px 6px;font-size:10px}.empty{text-align:center;color:#8994a3;padding:30px;font-size:13px}.chat{flex-direction:column;flex:1;min-width:0;display:flex}.chat-header{background:#fff;border-bottom:1px solid #e7ebf1;flex-shrink:0;align-items:center;gap:10px;height:72px;padding:12px 20px;display:flex}.chat-name{flex:1;font-size:13px}.actions{gap:3px;display:flex}.actions button,.tools button{color:#6d7e95;background:0 0;border:0;padding:7px;font-size:20px}.actions button:hover,.tools button.enabled{color:#136bd1;background:#e4eefc;border-radius:6px}.messages{background:#f5f7fb;flex-direction:column;flex:1;gap:14px;padding:25px;display:flex;overflow:auto}.bubble{background:#fff;border:1px solid #e7eaf0;border-radius:12px;align-self:flex-start;max-width:75%;padding:13px 16px;font-size:13px;line-height:1.5}.bubble.own{background:#dff4e5;border-color:#cbe9d3;align-self:flex-end}.bubble.note{background:#fff3c5;border-color:#f2df92}.composer{background:#fff;border-top:1px solid #e7ebf1;padding:12px 18px}.tools{align-items:center;gap:5px;display:flex}.note-label{color:#9c7b20;font-size:11px}.write{gap:10px;margin-top:6px;display:flex}.write input{border:1px solid #e0e5ed;border-radius:8px;outline:none;flex:1;min-width:0;padding:13px}.write button{color:#fff;background:#1b71d2;border:0;border-radius:8px;padding:0 20px}.details{background:#fff;border-left:1px solid #e7ebf1;flex-shrink:0;width:255px;padding:20px 15px;overflow:auto}.details h3{margin:5px 0 25px;font-size:14px}.contact{flex-direction:column;align-items:center;gap:5px;margin-bottom:25px;font-size:13px;display:flex}.large{width:65px;height:65px;margin-bottom:8px;font-size:24px}.detail-row{border-top:1px solid #e9edf3;justify-content:space-between;padding:17px 3px;font-size:12px;font-weight:600;display:flex}.detail-row span{color:#9aa7b8}.placeholder{padding:40px}@media (width<=1150px){.details{display:none}}@media (width<=780px){.sidebar{width:65px}.brand{padding:5px 0 30px;font-size:0}.brand small,.sidebar nav button{font-size:0}.nav-icon{font-size:22px}.profile div:not(.avatar){display:none}.list-panel{width:265px}.top{padding:0 12px}.connection{display:none}}