.chat-launch{position:fixed;right:18px;bottom:18px;background:#1f3a5f;color:#fff;border-radius:30px;padding:12px 16px;cursor:pointer;box-shadow:0 6px 18px rgba(0,0,0,.3);z-index:9999}
.chat-box{position:fixed;right:18px;bottom:70px;width:320px;max-height:60vh;background:#13243a;color:#eee;border-radius:12px;box-shadow:0 10px 24px rgba(0,0,0,.4);display:none;flex-direction:column;overflow:hidden;z-index:9999}
.chat-header{background:#17314f;padding:10px;display:flex;align-items:center;gap:8px}
.chat-header img{width:28px;height:28px;border-radius:50%}
.chat-body{padding:10px;overflow:auto;display:flex;flex-direction:column;gap:8px}
.msg{padding:8px 10px;border-radius:10px;max-width:80%}
.msg.bot{background:#17314f;align-self:flex-start}
.msg.user{background:#2a4b77;align-self:flex-end}
.chat-input{display:flex;border-top:1px solid #223a59}
.chat-input input{flex:1;padding:10px;background:#0d1b2a;color:#eee;border:0}
.chat-input button{padding:10px;background:#1f3a5f;border:0;color:#fff}

.chat-launch{position:fixed;right:18px;bottom:18px;background:linear-gradient(45deg, rgb(79,70,229), rgb(6,182,212));color:#fff;font-weight:700;border-radius:30px;padding:12px 16px;cursor:pointer;box-shadow:0 6px 18px rgba(0,0,0,.3);z-index:9999;border:1px solid rgba(255,255,255,.12)}
.chat-box{position:fixed;right:18px;bottom:70px;width:340px;max-height:65vh;background:rgba(19,36,58,.95);color:#eee;border-radius:14px;border:1px solid rgba(255,255,255,.08);box-shadow:0 12px 28px rgba(0,0,0,.45);display:none;flex-direction:column;overflow:hidden;z-index:9999;backdrop-filter:blur(6px)}
.chat-header{background:linear-gradient(90deg, rgba(79,70,229,.9), rgba(6,182,212,.9));padding:10px;display:flex;align-items:center;gap:8px}
.chat-header img{width:28px;height:28px;border-radius:50%}
.chat-body{padding:10px;overflow:auto;display:flex;flex-direction:column;gap:8px;scrollbar-width:thin}
.msg{padding:9px 11px;border-radius:10px;max-width:80%;border:1px solid rgba(255,255,255,.06)}
.msg.bot{background:linear-gradient(180deg, rgba(124,58,237,.18), rgba(6,182,212,.18));align-self:flex-start}
.msg.user{background:linear-gradient(180deg, rgba(34,197,94,.22), rgba(6,182,212,.15));align-self:flex-end}
.chat-input{display:flex;border-top:1px solid rgba(255,255,255,.08)}
.chat-input input{flex:1;padding:10px;background:#0d1b2a;color:#eee;border:0}
.chat-input button{padding:10px;background:linear-gradient(45deg, rgb(6,182,212), rgb(34,197,94));border:0;color:#fff}