:root{color:#24334c;--blue:#2764e7;--line:#e9edf3;--muted:#8490a3;background:#eaf0f7;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:16px}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer;color:inherit;background:0 0;border:0}button:focus-visible,a:focus-visible,input:focus-visible{outline-offset:3px;outline:3px solid #83adff}button:hover{filter:brightness(.94)}.app{background:#fff;max-width:1800px;height:100dvh;margin:auto;display:flex}.rail{border-right:1px solid var(--line);background:#f7f9fc;flex-direction:column;flex-shrink:0;align-items:center;gap:40px;width:82px;padding:28px 12px;display:flex}.logo{background:var(--blue);color:#fff;text-align:center;border-radius:15px;width:44px;height:44px;font-size:34px;font-weight:800;line-height:40px;text-decoration:none}.logo span{color:#a3c9ff;font-size:23px}.rail-active{color:var(--blue);background:#e3edff;border-radius:14px;width:48px;height:48px;font-size:28px}.rail-bottom{justify-items:center;gap:25px;margin-top:auto;display:grid}.rail-bottom button{font-size:26px}.sidebar{border-right:1px solid var(--line);flex-direction:column;flex-shrink:0;width:370px;display:flex}.brand{justify-content:space-between;align-items:center;padding:32px 25px 24px;display:flex}h1{letter-spacing:-1px;margin:0 0 7px;font-size:29px}h1 span{color:var(--blue)}.brand p{color:var(--muted);margin:0;font-size:14px}.icon{color:#718198;border-radius:10px;min-width:40px;height:40px;font-size:25px}.brand .icon{color:var(--blue);background:#eef4ff}.search{background:#f2f5f9;border-radius:12px;align-items:center;gap:10px;margin:0 22px;padding:3px 13px;display:flex}.search span{color:#8998ae;font-size:28px}input{min-width:0;color:inherit;background:0 0;border:0;outline:none}.search input{width:100%;height:43px;font-size:14px}.filters{gap:7px;padding:20px 22px;display:flex}.filters button{color:#69788d;background:#f4f6f9;border-radius:20px;padding:8px 11px;font-size:13px}.filters .selected{color:#245ac4;background:#e7efff;font-weight:600}.list{flex:1;padding:0 10px;overflow:auto}.chat-row{text-align:left;border-radius:12px;align-items:center;gap:12px;width:100%;margin-bottom:4px;padding:17px 12px;display:flex}.chat-row.active{background:#edf3ff}.avatar{color:#4774bb;background:#e1eaff;border-radius:50%;flex-shrink:0;place-items:center;width:47px;height:47px;font-size:15px;font-weight:650;display:grid}.self{background:#dbe8fc}.row-text{flex:1;min-width:0}.row-top{justify-content:space-between;align-items:center;gap:6px;display:flex}.row-top strong{font-size:15px;font-weight:650}.row-top time{color:var(--muted);white-space:nowrap;font-size:12px}.preview{color:#8390a2;justify-content:space-between;gap:10px;margin-top:8px;font-size:14px;display:flex}.preview span:first-child{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.badge{background:var(--blue);color:#fff;border-radius:12px;padding:2px 6px;font-size:12px}.side-footer{border-top:1px solid var(--line);color:#8390a2;align-items:center;gap:8px;padding:23px;font-size:12px;display:flex}.dot{background:#648edc;border-radius:50%;width:6px;height:6px}.demo{letter-spacing:1px;background:#edf2fa;border-radius:4px;margin-left:auto;padding:4px 7px;font-size:10px}.chat{background:#f5f8fc;flex-direction:column;flex:1;min-width:0;display:flex}.chat-header{border-bottom:1px solid var(--line);background:#fff;flex-shrink:0;align-items:center;gap:13px;height:92px;padding:20px 30px;display:flex}.chat-title{flex:1}.chat-title h2{margin:0 0 6px;font-size:17px}.chat-title p{color:var(--muted);margin:0;font-size:13px}.demo-banner{text-align:center;color:#72839c;background:#edf3fc;padding:11px 20px;font-size:12px}.messages{background-image:radial-gradient(#c8d5e533 .8px,#0000 .8px);background-size:20px 20px;flex-direction:column;flex:1;gap:13px;padding:24px clamp(20px,5vw,85px);display:flex;overflow:auto}.day{border:1px solid var(--line);color:#8a97a9;background:#fff;border-radius:9px;align-self:center;margin:0 0 22px;padding:7px 15px;font-size:12px}.welcome{text-align:center;color:#8a98ab;align-self:center;max-width:390px;margin:0 0 20px;font-size:12px;line-height:1.7}.bubble{overflow-wrap:anywhere;background:#fff;border:1px solid #e5ebf3;border-radius:0 16px 16px;align-self:flex-start;max-width:78%;padding:13px 16px 9px;position:relative;box-shadow:0 2px 3px #22334c03}.bubble.mine{background:#dfeaff;border-color:#d8e5ff;border-radius:16px 0 16px 16px;align-self:flex-end}.bubble p{white-space:pre-wrap;margin:0;font-size:15px;line-height:1.55}.bubble time{text-align:right;color:#7c8ba3;margin-top:5px;font-size:11px;display:block}.bubble small{color:#527bb3;margin-bottom:5px;font-size:12px;display:block}.bubble img{border-radius:8px;max-width:100%;max-height:250px}.bubble a{color:#225bb4}.bubble audio{width:240px;max-width:100%}.message-tools{justify-content:flex-end;gap:9px;margin-top:6px;display:flex}.message-tools button{color:#7488a7;padding:2px;font-size:12px}.composer{background:#fff;border:1px solid #e3eaf3;border-radius:15px;align-items:center;gap:6px;margin:15px 28px 0;padding:9px;display:flex;box-shadow:0 4px 18px #293d6010}.composer input{flex:1;height:38px;font-size:15px}.send{color:#fff;background:var(--blue);border-radius:12px;width:43px;height:43px;font-size:22px}.composer-note{text-align:center;color:#8996a8;padding:10px 12px 16px;font-size:11px}.back{display:none}#replybar{color:#4b6b9b;padding:10px 30px;font-size:14px}dialog{border:1px solid var(--line);width:min(440px,90vw);color:inherit;border-radius:20px;padding:28px;box-shadow:0 25px 100px #1c345433}dialog::backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#172b4b55}dialog h2{margin:8px 0 14px;font-size:23px}dialog p{color:#78869c;font-size:14px;line-height:1.6}dialog input,dialog select{width:100%;font:inherit;border:1px solid #dbe3f0;border-radius:9px;margin:8px 0 14px;padding:13px}dialog label{font-size:14px}dialog .primary{background:var(--blue);color:#fff;border-radius:10px;width:100%;padding:12px 18px}.close{float:right}#toast{color:#fff;z-index:5;background:#253958;border-radius:12px;max-width:90vw;padding:13px 20px;font-size:14px;display:none;position:fixed;bottom:30px;left:50%;transform:translate(-50%)}.empty{text-align:center;color:#8490a3;padding:30px 15px;font-size:14px}.recording{color:#c33;background:#ffe8e8}@media (width>=1500px){.app{border-radius:18px;height:94dvh;margin:3dvh auto;overflow:hidden;box-shadow:0 20px 80px #27456b12}}@media (width<=1000px){.rail{width:64px}.sidebar{width:310px}.brand{padding:25px 20px}.chat-header{padding:16px}.messages{padding:20px}.composer{margin:10px 14px 0}}@media (width<=700px){.rail{display:none}.sidebar{border:0;width:100%}.chat,.app.chat-open .sidebar{display:none}.app.chat-open .chat{width:100%;display:flex}.back{display:block}.chat-header{height:78px;padding:12px}.brand{padding:28px 22px}.bubble{max-width:90%}.composer{gap:0;margin:8px 9px 0}.composer .icon{min-width:34px}.demo-banner{font-size:11px}.messages{padding:18px 14px}.filters button{font-size:14px}}[hidden]{display:none!important}.login{background:linear-gradient(140deg,#eef4ff,#dbe7fc);place-items:center;min-height:100dvh;padding:24px;display:grid}.login form{background:#fff;border-radius:24px;width:min(420px,100%);padding:40px;box-shadow:0 20px 70px #27456b18}.login label{margin-top:22px;display:block}.login input{border:1px solid #ccd8eb;border-radius:10px;width:100%;margin:8px 0 18px;padding:14px;display:block}.primary{background:var(--blue);color:#fff;border-radius:10px;padding:13px 20px}.login .primary{width:100%}.login small{color:#61718b;overflow-wrap:anywhere}.login p{line-height:1.5}button:disabled{opacity:.5;cursor:wait}#logout{margin-top:24px}.chat-title{min-width:0}.chat-title h2{overflow-wrap:anywhere}.sas-emojis{flex-wrap:wrap;justify-content:center;gap:14px;margin:24px 0;display:flex}.sas-emojis div{text-align:center;min-width:65px}.sas-emojis span{font-size:32px;display:block}.sas-emojis small{font-size:11px;display:block}.sas-numbers{letter-spacing:2px;font-size:24px!important}#verification-cancel,#sas-mismatch{margin-top:16px}#verification-cancel{background:#61718b}#sas-mismatch{width:100%;padding:12px}@media (width<=700px){.rail{width:52px;padding:20px 5px;display:flex}.rail .logo{width:38px;height:38px}.rail-active{display:none}.sidebar{flex:1;width:auto;min-width:0}.app.chat-open .rail{display:none}.rail .avatar{width:38px;height:38px}}