#belinda-widget{
  font-family:Inter,Segoe UI,Arial,sans-serif;
  position:fixed;
  right:20px;
  bottom:20px;
  z-index:99999
}
.belinda-launcher{
  width:64px;height:64px;border:2px solid rgba(255,255,255,.9);
  border-radius:50%;overflow:hidden;padding:0;background:#0d1a28;
  box-shadow:0 12px 34px rgba(0,0,0,.30),0 0 0 4px rgba(42,181,238,.12);
  cursor:pointer;position:relative
}
.belinda-launcher img,.belinda-head-avatar{
  width:100%;height:100%;object-fit:cover;object-position:center;display:block
}
.belinda-online-dot{
  position:absolute;right:2px;bottom:3px;width:13px;height:13px;border-radius:50%;
  background:#25d366;border:2px solid #0d1a28;box-shadow:0 0 10px rgba(37,211,102,.75)
}
.belinda-panel{
  display:none;position:absolute;right:0;bottom:78px;
  width:min(390px,calc(100vw - 28px));height:540px;background:#0c1521;color:#fff;
  border:1px solid rgba(255,255,255,.12);border-radius:20px;overflow:hidden;
  box-shadow:0 22px 70px rgba(0,0,0,.42)
}
.belinda-panel.open{display:grid;grid-template-rows:auto 1fr auto}
.belinda-head{
  display:flex;align-items:center;justify-content:space-between;padding:14px 15px;
  background:#111d2b;border-bottom:1px solid rgba(255,255,255,.08)
}
.belinda-head-left{display:flex;align-items:center;gap:11px}
.belinda-head-avatar-wrap{position:relative;width:46px;height:46px;flex:0 0 46px;border-radius:50%}
.belinda-head-avatar{
  width:46px;height:46px;border-radius:50%;border:2px solid rgba(255,255,255,.24)
}
.belinda-head-avatar-wrap .belinda-online-dot{width:11px;height:11px;right:-1px;bottom:0}
.belinda-head strong{display:block;font-size:18px;line-height:1.1}
.belinda-head small{display:block;color:#9db0c7;margin-top:3px;font-size:12px}
.belinda-close{
  border:0;background:transparent;color:#fff;font-size:28px;cursor:pointer;
  width:34px;height:34px;line-height:30px;border-radius:9px
}
.belinda-close:hover{background:rgba(255,255,255,.07)}
.belinda-messages{padding:15px;overflow:auto;display:flex;flex-direction:column;gap:10px}
.belinda-msg{
  max-width:84%;padding:11px 13px;border-radius:15px;white-space:pre-wrap;
  line-height:1.42;font-size:14px
}
.belinda-msg.model{align-self:flex-start;background:#172638;color:#edf6ff;border-bottom-left-radius:5px}
.belinda-msg.user{align-self:flex-end;background:linear-gradient(135deg,#2878e5,#24bfe9);color:#fff;border-bottom-right-radius:5px}
.belinda-form{
  display:grid;grid-template-columns:1fr auto;gap:8px;padding:11px;background:#111d2b;
  border-top:1px solid rgba(255,255,255,.08)
}
.belinda-form textarea{
  resize:none;min-height:42px;max-height:100px;border:1px solid rgba(255,255,255,.12);
  background:#08111b;color:#fff;border-radius:11px;padding:11px;font:inherit;outline:none
}
.belinda-form textarea:focus{border-color:rgba(40,201,239,.65);box-shadow:0 0 0 3px rgba(40,201,239,.10)}
.belinda-form button{
  border:0;border-radius:11px;padding:0 15px;background:linear-gradient(135deg,#2f7cff,#28c9ef);
  color:#fff;font-weight:800;cursor:pointer
}
.belinda-form button:disabled{opacity:.6;cursor:default}
@media(max-width:520px){
  #belinda-widget{right:12px;bottom:12px}
  .belinda-panel{width:calc(100vw - 24px);height:min(620px,76vh)}
}