:root{--purple:#6511af;--dark:#35105e;--pink:#f0219c;--blue:#20a7e8;--yellow:#ffcd00;--line:#ead8f5;--muted:#736284}*{box-sizing:border-box}body{margin:0;background:#faf8ff;color:var(--dark);font-family:system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.55}.wrap{width:min(1100px,calc(100% - 34px));margin:0 auto}header{background:#fff;border-bottom:1px solid var(--line)}header .wrap{display:flex;align-items:center;justify-content:space-between;gap:15px;min-height:78px}header img{max-width:160px;max-height:60px}header nav{display:flex;gap:15px;flex-wrap:wrap}header a{font-size:13px;font-weight:850;color:var(--purple);text-decoration:none}h1{font-size:clamp(30px,4vw,43px);letter-spacing:-1px;margin:9px 0}h2{font-size:21px;margin:0 0 10px}.eyebrow{font-size:11px;font-weight:900;letter-spacing:1.3px;color:var(--purple)}.intro{margin:29px 0 18px}.intro p{font-size:14px;color:var(--muted);max-width:700px}.notice{background:#f0e5ff;border:1px solid #e1cafa;padding:12px 16px;border-radius:12px;font-size:13px;margin:13px 0}.layout{display:grid;grid-template-columns:330px minmax(0,1fr);gap:18px;margin:20px 0 60px}.panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:19px;min-width:0}.side{display:flex;flex-direction:column;gap:12px}.panel label{display:block;font-size:12px;font-weight:800;margin:10px 0 5px}input,textarea,select{width:100%;font:inherit;font-size:14px;border:1px solid #d5b7ed;border-radius:10px;padding:11px;background:#fff;color:var(--dark)}textarea{resize:vertical}button,.action{padding:11px 14px;border-radius:10px;background:var(--purple);border:0;font:inherit;font-size:13px;font-weight:850;color:#fff;cursor:pointer;text-decoration:none;display:inline-block}button:disabled{opacity:.6;cursor:wait}.secondary{background:#f2e7ff;color:var(--purple)}.small{color:var(--muted);font-size:12px}.thread-item{display:block;width:100%;text-align:left;background:white;color:var(--dark);border:1px solid var(--line);border-radius:12px;margin:8px 0;padding:11px;cursor:pointer}.thread-item.selected{background:#f3eaff;border-color:var(--purple)}.thread-item strong{display:block;font-size:13px}.thread-item small{display:block;color:var(--muted)}.conversation{display:flex;flex-direction:column;min-height:380px}.conversation-head{display:flex;justify-content:space-between;align-items:center;gap:10px;border-bottom:1px solid var(--line);padding-bottom:13px}.messages{padding:15px 4px;display:flex;flex-direction:column;gap:11px;flex:1;min-height:230px;max-height:480px;overflow:auto}.bubble{border-radius:14px;padding:11px 13px;background:#f0e8fa;max-width:87%;align-self:flex-start;overflow-wrap:anywhere;white-space:pre-wrap;font-size:13px}.bubble.mine{align-self:flex-end;background:var(--purple);color:white}.bubble small{display:block;margin-top:6px;font-size:10px;opacity:.8}.send-box{display:flex;gap:9px;align-items:end;border-top:1px solid var(--line);padding-top:12px}.send-box textarea{min-height:58px;flex:1}.hint{color:var(--muted);font-size:12px}.status{font-size:12px;color:var(--purple);margin:10px 0;overflow-wrap:anywhere}@media(max-width:760px){header .wrap{padding:10px 0;align-items:start;flex-direction:column}.layout{grid-template-columns:1fr}.conversation{min-height:300px}}[hidden]{display:none!important}