#cb-open{
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 68px;
  height: 68px;
  border-radius: 999px;
  background: #16a34a;
  color: #fff;
  font-size: 28px;
  border: none;
  cursor: pointer;
  box-shadow: 0 12px 30px rgba(0,0,0,.35);
  z-index: 999999;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* animasi biar mencolok */
#cb-open{
  animation: cbPulse 1.5s infinite;
}
@keyframes cbPulse{
  0%   { transform: scale(1); box-shadow: 0 12px 30px rgba(0,0,0,.35); }
  50%  { transform: scale(1.08); box-shadow: 0 16px 40px rgba(22,163,74,.55); }
  100% { transform: scale(1); box-shadow: 0 12px 30px rgba(0,0,0,.35); }
}

#cb-panel{
  position:fixed;
  bottom:90px;
  right:18px;
  width:360px;
  max-width:calc(100vw - 36px);
  height:520px;
  max-height:calc(100vh - 140px);
  border-radius:16px;
  overflow:hidden;
  box-shadow:0 20px 50px rgba(0,0,0,.35);
  background:#0b1220;
  color:#fff;
  font-family:Arial, Helvetica, sans-serif;
  z-index:999999;
  display:flex;
  flex-direction:column;
}

.cb-hidden{ display:none !important; }

.cb-header{
  padding:12px 12px;
  background:linear-gradient(135deg,#0ea5e9,#2563eb);
  display:flex;
  align-items:center;
  justify-content:space-between;
}

.cb-title{ display:flex; gap:10px; align-items:center; }

.cb-avatar{
  width:40px; height:40px;
  border-radius:999px;
  background:rgba(255,255,255,.25);
  display:flex; align-items:center; justify-content:center;
  font-weight:bold;
}

.cb-name{ font-weight:700; font-size:14px; line-height:1.1; }
.cb-status{ font-size:12px; opacity:.9; }

.cb-icon{
  background:rgba(255,255,255,.2);
  border:none;
  width:34px; height:34px;
  border-radius:10px;
  color:#fff;
  cursor:pointer;
}

.cb-chat{
  flex:1;
  padding:12px;
  overflow:auto;
  background:#0b1220;
}

.cb-msg{
  max-width:85%;
  padding:10px 12px;
  border-radius:14px;
  margin:8px 0;
  line-height:1.35;
  font-size:13px;
  white-space:pre-wrap;
  word-break:break-word;
}

.cb-user{
  margin-left:auto;
  background:#2563eb;
}

.cb-bot{
  margin-right:auto;
  background:#111827;
  border:1px solid rgba(255,255,255,.08);
}

.cb-typing{
  margin:8px 0;
  font-size:12px;
  opacity:.85;
}

.cb-quick{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  padding:10px 12px;
  background:#0f172a;
  border-top:1px solid rgba(255,255,255,.06);
}

.cb-q{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.08);
  color:#fff;
  padding:8px 10px;
  border-radius:999px;
  cursor:pointer;
  font-size:12px;
}

.cb-input{
  display:flex;
  gap:8px;
  padding:10px 12px;
  background:#0f172a;
  border-top:1px solid rgba(255,255,255,.06);
}

#cb-msg{
  flex:1;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.10);
  background:#0b1220;
  color:#fff;
  outline:none;
}

.cb-send{
  padding:10px 12px;
  border-radius:12px;
  border:none;
  cursor:pointer;
  background:#22c55e;
  color:#06220f;
  font-weight:700;
}

.cb-footer{
  padding:8px 12px;
  font-size:11px;
  opacity:.8;
  background:#0b1220;
  border-top:1px solid rgba(255,255,255,.06);
}

@media (max-width: 480px){
  #cb-panel{
    right:0;
    left:0;
    bottom:0;
    width:100vw;
    height:100vh;
    max-height:100vh;
    border-radius:0;
  }
  #cb-open{
    right:14px;
    bottom:14px;
  }
}