#bcagc-root{--c:var(--bcagc-color,#0b5ed7);position:fixed;bottom:20px;z-index:99999;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;font-size:15px}
#bcagc-root.right{right:20px}#bcagc-root.left{left:20px}
.bcagc-btn{width:60px;height:60px;border:0;border-radius:50%;background:var(--c);color:#fff;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.25);display:flex;align-items:center;justify-content:center;padding:0}
.bcagc-btn svg{width:28px;height:28px;fill:#fff}
.bcagc-panel{display:none;flex-direction:column;position:absolute;bottom:76px;width:360px;max-width:calc(100vw - 40px);height:520px;max-height:calc(100vh - 120px);background:#fff;border-radius:14px;box-shadow:0 8px 30px rgba(0,0,0,.25);overflow:hidden}
#bcagc-root.right .bcagc-panel{right:0}#bcagc-root.left .bcagc-panel{left:0}
#bcagc-root.open .bcagc-panel{display:flex}
.bcagc-head{background:var(--c);color:#fff;padding:14px 16px;display:flex;justify-content:space-between;align-items:center;font-weight:600}
.bcagc-close{background:none;border:0;color:#fff;font-size:22px;cursor:pointer;line-height:1}
.bcagc-msgs{flex:1;overflow-y:auto;padding:14px;background:#f5f6f8;display:flex;flex-direction:column;gap:10px}
.bcagc-m{max-width:85%;padding:9px 13px;border-radius:14px;line-height:1.45;white-space:pre-wrap;word-wrap:break-word}
.bcagc-m.bot{background:#fff;color:#222;align-self:flex-start;border-bottom-left-radius:4px;box-shadow:0 1px 2px rgba(0,0,0,.08)}
.bcagc-m.user{background:var(--c);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.bcagc-m a{color:inherit;text-decoration:underline}
.bcagc-typing{display:inline-flex;gap:4px;align-items:center}
.bcagc-typing i{width:7px;height:7px;border-radius:50%;background:#999;animation:bcagc-b 1.2s infinite}
.bcagc-typing i:nth-child(2){animation-delay:.2s}.bcagc-typing i:nth-child(3){animation-delay:.4s}
@keyframes bcagc-b{0%,60%,100%{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}
.bcagc-form{display:flex;gap:8px;padding:10px;border-top:1px solid #e5e5e5;background:#fff}
.bcagc-form input{flex:1;border:1px solid #ccc;border-radius:20px;padding:9px 14px;font-size:15px;outline:none;min-width:0}
.bcagc-form input:focus{border-color:var(--c)}
.bcagc-form button{border:0;background:var(--c);color:#fff;border-radius:20px;padding:0 16px;cursor:pointer;font-weight:600}
.bcagc-form button:disabled{opacity:.5;cursor:default}
.bcagc-chips{display:flex;flex-direction:column;align-items:flex-start;gap:8px;margin-top:2px}
.bcagc-chip{background:#fff;color:var(--c);border:1.5px solid var(--c);border-radius:18px;padding:8px 14px;font-size:14px;line-height:1.3;cursor:pointer;text-align:left;font-family:inherit}
.bcagc-chip:hover,.bcagc-chip:focus{background:var(--c);color:#fff;outline:none}

.bcagc-head-actions{display:flex;align-items:center;gap:10px}
.bcagc-new{background:rgba(255,255,255,.2);border:0;color:#fff;border-radius:12px;padding:4px 10px;font-size:12px;font-weight:600;cursor:pointer;font-family:inherit}
.bcagc-new:hover,.bcagc-new:focus{background:rgba(255,255,255,.35);outline:none}