#cpai{--cpai-header:#111827;--cpai-accent:#111827;--cpai-ai-bubble:#f3f4f6;--cpai-user-bubble:#111827;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;position:fixed;right:22px;bottom:22px;z-index:999999;color:#111827}
#cpai-toggle{width:58px;height:58px;border:0;border-radius:50%;background:var(--cpai-header);color:#fff;font-size:23px;cursor:pointer;box-shadow:0 10px 30px rgba(17,24,39,.28);display:grid;place-items:center;transition:transform .18s ease,box-shadow .18s ease}
#cpai-toggle:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(17,24,39,.34)}
#cpai-box[hidden]{display:none!important}
#cpai-box:not(.cpai-open){display:none!important}
#cpai-box.cpai-open{display:flex!important}
#cpai-box{width:390px;height:min(620px,calc(100dvh - 86px));min-height:420px;max-height:calc(100dvh - 86px);background:#fff;border:1px solid #e5e7eb;border-radius:22px;box-shadow:0 24px 70px rgba(15,23,42,.22);overflow:hidden;display:flex;flex-direction:column;margin-bottom:12px}
.cpai-head{flex:0 0 auto;padding:15px 17px;background:var(--cpai-header);color:#fff;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.08)}
.cpai-brand{display:flex;align-items:center;gap:11px;min-width:0}.cpai-avatar{width:36px;height:36px;border-radius:50%;background:#fff;color:var(--cpai-accent);display:grid;place-items:center;font-size:17px;font-weight:700;box-shadow:0 3px 10px rgba(0,0,0,.14)}
.cpai-brand-copy{min-width:0}.cpai-title{font-size:15px;font-weight:700;line-height:1.2}.cpai-status{display:flex;align-items:center;gap:6px;margin-top:3px;color:#d1d5db;font-size:12px}.cpai-status-dot{width:7px;height:7px;border-radius:50%;background:#34d399;box-shadow:0 0 0 3px rgba(52,211,153,.12)}
.cpai-head button{width:34px;height:34px;border:0;background:transparent;color:#fff;font-size:26px;line-height:1;border-radius:9px;cursor:pointer}.cpai-head button:hover{background:rgba(255,255,255,.08)}
.cpai-msgs{flex:1 1 auto;height:0;min-height:0;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;scroll-behavior:smooth;padding:18px 14px 14px;background:#fff}
.cpai-msg-row{display:flex;align-items:flex-end;gap:8px;margin:0 0 14px}.cpai-msg-row.user{justify-content:flex-end}.cpai-mini-avatar{width:26px;height:26px;flex:0 0 26px;border-radius:50%;background:#eef2ff;color:var(--cpai-accent);display:grid;place-items:center;font-size:12px;font-weight:700}.cpai-bubble-wrap{max-width:82%;display:flex;flex-direction:column}.cpai-bubble-wrap.user{align-items:flex-end}.cpai-bubble-label{font-size:10px;color:#9ca3af;margin:0 5px 4px;line-height:1.2}.cpai-msg{padding:10px 13px;border-radius:17px;margin:0;line-height:1.5;font-size:14px;word-break:break-word;overflow-wrap:anywhere}.cpai-msg.ai{background:var(--cpai-ai-bubble);color:#374151;border-bottom-left-radius:6px}.cpai-msg.user{background:var(--cpai-user-bubble);color:#fff;border-bottom-right-radius:6px}.cpai-msg p{margin:0 0 8px}.cpai-msg p:last-child{margin-bottom:0}.cpai-msg ul{margin:6px 0 0 18px;padding:0}.cpai-msg li{margin:3px 0}.cpai-msg strong{font-weight:700}.cpai-msg a{color:inherit;text-decoration:underline;text-underline-offset:2px}
.cpai-typing{display:flex;align-items:center;gap:4px;min-width:48px;height:20px}.cpai-typing span{width:6px;height:6px;border-radius:50%;background:#9ca3af;animation:cpaiTyping 1.15s infinite ease-in-out}.cpai-typing span:nth-child(2){animation-delay:.15s}.cpai-typing span:nth-child(3){animation-delay:.3s}@keyframes cpaiTyping{0%,60%,100%{transform:translateY(0);opacity:.45}30%{transform:translateY(-4px);opacity:1}}
.cpai-prechat{flex:1 1 auto;display:flex;flex-direction:column;justify-content:center;padding:28px;background:#fff}.cpai-prechat-title{font-size:20px;font-weight:700;margin-bottom:8px;color:#111827}.cpai-prechat-copy{font-size:14px;line-height:1.5;color:#6b7280;margin-bottom:18px}.cpai-name-row{display:flex;gap:8px}.cpai-name-row input{flex:1;min-width:0;border:1px solid #d1d5db;border-radius:13px;padding:12px;font:inherit;outline:none}.cpai-name-row input:focus{border-color:var(--cpai-accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--cpai-accent) 12%,transparent)}.cpai-name-row button{border:0;border-radius:13px;padding:0 16px;background:var(--cpai-accent);color:#fff;font:inherit;font-weight:600;cursor:pointer}
.cpai-input{flex:0 0 auto;padding:10px 12px 12px;border-top:1px solid #e5e7eb;background:#fff;display:flex;align-items:flex-end;gap:8px}.cpai-input textarea{resize:none;min-height:42px;max-height:110px;line-height:1.35;flex:1;border:1px solid #d1d5db;border-radius:13px;padding:10px 12px;font:inherit;font-size:14px;outline:none;background:#fff;color:#111827;overflow-y:auto}.cpai-input textarea:focus{border-color:var(--cpai-accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--cpai-accent) 10%,transparent)}.cpai-input button{width:44px;height:42px;border:0;border-radius:13px;background:var(--cpai-accent);color:#fff;cursor:pointer;font-size:17px;display:grid;place-items:center;transition:opacity .15s ease}.cpai-input button:disabled{opacity:.55;cursor:default}
@media(max-width:480px){#cpai{right:10px;bottom:10px}#cpai-box[hidden]{display:none!important}#cpai-box:not(.cpai-open){display:none!important}#cpai-box.cpai-open{display:flex!important}
#cpai-box:not(.cpai-open){display:none!important}
#cpai-box.cpai-open{display:flex!important}
#cpai-box{width:calc(100vw - 20px);height:min(700px,calc(100dvh - 76px));max-height:calc(100dvh - 76px);min-height:390px;border-radius:20px}.cpai-bubble-wrap{max-width:86%}.cpai-msgs{padding:15px 10px 12px}.cpai-head{padding:14px}.cpai-input{padding:9px 9px 10px}.cpai-name-row{flex-direction:column}.cpai-name-row button{height:44px}}

#cpai .cpai-prechat[hidden],#cpai .cpai-input[hidden],#cpai .cpai-msgs[hidden]{display:none!important;}
#cpai .cpai-input textarea{resize:none!important;}
.cpai-avatar-spacer{visibility:hidden}
.cpai-msg-row.user + .cpai-msg-row.user,.cpai-msg-row.ai + .cpai-msg-row.ai{margin-top:-7px}