/* CCD Hub – khung chat */
#ccdw{--w-g:#0b6e4f;--w-g2:#0e8a63;--w-ink:#14181f;--w-mut:#667085;--w-line:#e4e8ee;--w-bg:#f6f8fa;position:fixed;right:20px;bottom:20px;z-index:99999;font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;font-size:15px;line-height:1.5;color:var(--w-ink)}
#ccdw *{box-sizing:border-box}
#ccdw button{font-family:inherit;cursor:pointer}
.ccdw-launch{position:relative;display:flex;align-items:center;gap:10px;height:56px;padding:0 20px 0 16px;border:0;border-radius:999px;background:var(--w-g);color:#fff;font-weight:700;font-size:15px;box-shadow:0 12px 30px rgba(11,110,79,.35);transition:transform .15s}
.ccdw-launch:hover{transform:translateY(-2px)}
.ccdw-dot{position:absolute;top:6px;right:8px;width:12px;height:12px;border-radius:50%;background:#ef4444;border:2px solid #fff}
#ccdw.is-open .ccdw-launch{display:none}
#ccdw.is-hint .ccdw-launch{animation:ccdw-bounce 1.2s ease 2}
@keyframes ccdw-bounce{0%,100%{transform:none}30%{transform:translateY(-8px)}60%{transform:translateY(-2px)}}
.ccdw-panel{width:380px;height:min(600px,calc(100vh - 40px));background:#fff;border-radius:20px;box-shadow:0 24px 60px rgba(16,24,40,.25);display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--w-line)}
.ccdw-panel[hidden]{display:none}
.ccdw-head{display:flex;align-items:center;gap:12px;padding:14px 12px 14px 16px;background:linear-gradient(135deg,var(--w-g),#16a374);color:#fff}
.ccdw-av{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.22);display:grid;place-items:center;font-weight:800;font-size:17px;flex:none;position:relative}
.ccdw-av:after{content:"";position:absolute;right:0;bottom:0;width:11px;height:11px;border-radius:50%;background:#4ade80;border:2px solid #0e8a63}
.ccdw-who{flex:1;min-width:0}
.ccdw-who b{display:block;font-size:15.5px}
.ccdw-who small{display:block;font-size:12.5px;opacity:.9;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ccdw-head button{width:34px;height:34px;border:0;border-radius:10px;background:transparent;color:#fff;display:grid;place-items:center}
.ccdw-head button:hover{background:rgba(255,255,255,.16)}
.ccdw-msgs{flex:1;overflow-y:auto;padding:16px 14px;background:var(--w-bg);display:flex;flex-direction:column;gap:8px}
.ccdw-m{max-width:85%;padding:10px 13px;border-radius:16px;font-size:14.5px;line-height:1.5;overflow-wrap:anywhere}
.ccdw-m a{color:inherit;text-decoration:underline;font-weight:600}
.ccdw-m small{display:block;font-size:11px;font-weight:700;opacity:.7;margin-bottom:2px}
.ccdw-ai,.ccdw-staff{align-self:flex-start;background:#fff;border:1px solid var(--w-line);border-bottom-left-radius:5px}
.ccdw-staff{border-color:#bfe3cd;background:#f0faf4}
.ccdw-ai a,.ccdw-staff a{color:var(--w-g)}
.ccdw-user{align-self:flex-end;background:var(--w-g);color:#fff;border-bottom-right-radius:5px}
.ccdw-sys{align-self:center;max-width:92%;background:transparent;color:var(--w-mut);font-size:12.5px;text-align:center;padding:2px 8px}
.ccdw-typing div{display:flex;gap:4px;padding:3px 0}
.ccdw-typing span{width:7px;height:7px;border-radius:50%;background:#a3acb9;animation:ccdw-t 1s infinite}
.ccdw-typing span:nth-child(2){animation-delay:.15s}.ccdw-typing span:nth-child(3){animation-delay:.3s}
@keyframes ccdw-t{0%,60%,100%{opacity:.3;transform:none}30%{opacity:1;transform:translateY(-3px)}}
.ccdw-chips{display:flex;flex-wrap:wrap;gap:6px;padding:10px 12px 0;background:#fff}
.ccdw-chips[hidden]{display:none}
.ccdw-chips button{border:1px solid #cfe5d9;background:#f0faf4;color:var(--w-g);border-radius:999px;padding:6px 12px;font-size:13px;font-weight:600}
.ccdw-chips button:hover{background:var(--w-g);color:#fff;border-color:var(--w-g)}
.ccdw-form{display:flex;align-items:flex-end;gap:8px;padding:10px 12px;background:#fff;border-top:1px solid var(--w-line)}
.ccdw-chips:not([hidden]) + .ccdw-form{border-top:0}
.ccdw-form textarea{flex:1;resize:none;min-height:44px;max-height:110px;padding:11px 14px;border:1px solid #d5d9e0;border-radius:14px;font:inherit;font-size:15px;line-height:1.4;color:var(--w-ink);background:#fff;outline:0}
.ccdw-form textarea:focus{border-color:var(--w-g);box-shadow:0 0 0 3px rgba(11,110,79,.12)}
.ccdw-form button{flex:none;width:44px;height:44px;border:0;border-radius:14px;background:var(--w-g);color:#fff;display:grid;place-items:center}
.ccdw-form button:hover{background:var(--w-g2)}
.ccdw-foot{margin:0;padding:0 12px 10px;background:#fff;text-align:center;font-size:11.5px;color:var(--w-mut)}
@media (max-width:640px){
	#ccdw{right:14px;bottom:14px}
	.ccdw-launch{height:52px;padding:0 16px 0 14px;font-size:14px}
	#ccdw.is-open{right:0;bottom:0;left:0;top:0}
	.ccdw-panel{width:100%;height:100%;border-radius:0;border:0}
	.ccdw-form textarea{font-size:16px}
}
@media (prefers-reduced-motion:reduce){.ccdw-launch,#ccdw.is-hint .ccdw-launch,.ccdw-typing span{animation:none;transition:none}}