#ck-chat-btn{position:fixed;right:16px;bottom:16px;z-index:9998;width:56px;height:56px;border-radius:50%;border:0;background:#0F8FD4;color:#fff;box-shadow:0 6px 20px rgba(11,42,60,.3);cursor:pointer;font:600 24px/1 'DM Sans',sans-serif}
#ck-chat{position:fixed;right:16px;bottom:84px;z-index:9999;width:min(370px,calc(100vw - 32px));max-height:min(560px,calc(100vh - 110px));display:none;flex-direction:column;background:#fff;border-radius:22px;box-shadow:0 12px 40px rgba(11,42,60,.28);overflow:hidden;font-family:'DM Sans',sans-serif;color:#0B2A3C}
#ck-chat.open{display:flex}
#ck-chat header{background:#0F8FD4;color:#fff;padding:14px 16px;display:flex;justify-content:space-between;align-items:center;font-weight:700}
#ck-chat header button{background:none;border:0;color:#fff;font-size:20px;cursor:pointer}
#ck-log{padding:14px;overflow:auto;flex:1;display:flex;flex-direction:column;gap:10px;background:#F4FAFD}
.ck-m{max-width:88%;padding:10px 13px;border-radius:16px;font-size:14px;line-height:1.45;white-space:pre-line}
.ck-m.bot{background:#fff;border:1px solid #dbeaf2;align-self:flex-start}
.ck-m.me{background:#0F8FD4;color:#fff;align-self:flex-end}
.ck-m a{color:#0F8FD4;font-weight:600}.ck-m.me a{color:#fff}
#ck-chips{display:flex;flex-wrap:wrap;gap:6px;padding:8px 12px;background:#F4FAFD}
#ck-chips button{border:1px solid #0F8FD4;background:#fff;color:#0F8FD4;border-radius:999px;padding:5px 10px;font-size:12.5px;cursor:pointer}
#ck-chat form{display:flex;gap:8px;padding:10px;border-top:1px solid #dbeaf2}
#ck-chat input{flex:1;border:1px solid #cfe2ec;border-radius:999px;padding:9px 13px;font-size:14px;min-width:0}
#ck-chat form button{border:0;background:#FF7A1A;color:#fff;border-radius:999px;padding:0 16px;font-weight:700;cursor:pointer}