:root{font-family:Inter,system-ui;color:#17202d;background:#f4f6f8}*{box-sizing:border-box}body{margin:0}main{height:100vh;display:grid;grid-template-columns:300px 1fr 280px}aside{background:#111a27;color:#eef3f8;padding:24px;overflow:auto}h1{font-size:17px;letter-spacing:1px}h1 span{color:#ef334b}aside input,.conversation input{width:100%;padding:12px;border:1px solid #d8dee8;border-radius:10px}nav{display:flex;flex-wrap:wrap;gap:13px;margin:24px 0;color:#9daabc;font-size:11px}nav b:first-child{color:#ff4058}nav em{font-style:normal;background:#e82e45;color:#fff;border-radius:20px;padding:2px 6px}aside>button{display:block;width:100%;text-align:left;color:inherit;background:transparent;border:0;border-top:1px solid #263242;padding:15px 4px;cursor:pointer}aside button small{display:block;color:#96a3b4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:5px}.conversation{display:grid;grid-template-rows:auto 1fr auto;min-width:0}.conversation header{padding:20px 28px;background:#fff;border-bottom:1px solid #e5e9ef;display:flex;justify-content:space-between}.conversation h2{margin:0 0 5px;font-size:18px}.conversation header small{color:#15946b}.conversation header button,.conversation footer button{border:0;background:#e62c44;color:#fff;border-radius:9px;padding:0 18px}.messages{padding:28px;overflow:auto}.messages article{background:#fff;border-radius:13px;padding:14px;margin:10px 0;max-width:70%;box-shadow:0 5px 15px #17202d0a}.messages article.agent{margin-left:auto;background:#24364a;color:#fff}.messages article b{font-size:10px;color:#de2d43}.conversation footer{padding:18px 28px;background:#fff;display:flex;gap:10px}.profile{background:#fff;color:#17202d;border-left:1px solid #e5e9ef}.profile label{font-size:10px;color:#8b96a6;font-weight:800}.profile dl{font-size:13px}.profile dt{color:#8b96a6;margin-top:18px}.profile dd{margin:4px 0;overflow-wrap:anywhere}.profile button{color:#9ba3ad;border-color:#eee}.blank{margin:auto;color:#8c96a5}@media(max-width:900px){main{grid-template-columns:280px 1fr}.profile{display:none}}@media(max-width:600px){main{grid-template-columns:1fr}main>aside:first-child{display:none}}