.chat-toggle{position:fixed;bottom:24px;right:24px;z-index:9998;width:60px;height:60px;border-radius:50%;border:none;background:var(--accent-gradient);color:#fff;cursor:pointer;box-shadow:0 4px 20px rgba(71,32,211,0.35);transition:var(--transition);display:flex;align-items:center;justify-content:center}.chat-toggle:hover{transform:scale(1.08);box-shadow:0 6px 28px rgba(71,32,211,0.45)}.chat-toggle-photo{width:100%;height:100%;border-radius:50%;object-fit:cover;transition:var(--transition)}.chat-toggle-online{position:absolute;bottom:2px;right:2px;width:14px;height:14px;border-radius:50%;background:#4ade80;border:2.5px solid #fff;transition:var(--transition)}.chat-toggle svg{width:28px;height:28px;transition:var(--transition)}.chat-toggle .chat-icon-close{display:none}.chat-toggle.active .chat-toggle-photo,.chat-toggle.active .chat-toggle-online{display:none}.chat-toggle.active .chat-icon-close{display:block}.chat-toggle.pulse::after{content:'';position:absolute;inset:-4px;border-radius:50%;border:2px solid var(--accent);animation:chatPulse 2s ease-out infinite}@keyframes chatPulse{0%{transform:scale(1);opacity:0.6}100%{transform:scale(1.4);opacity:0}}.chat-window{position:fixed;bottom:96px;right:24px;z-index:9999;width:400px;height:560px;max-height:calc(100vh - 120px);border-radius:var(--radius);background:var(--glass-strong);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow-lg);display:flex;flex-direction:column;overflow:hidden;opacity:0;visibility:hidden;transform:translateY(20px) scale(0.95);transition:opacity 0.3s ease,transform 0.3s ease,visibility 0.3s}.chat-window.open{opacity:1;visibility:visible;transform:translateY(0) scale(1)}.chat-header{padding:16px 20px;background:var(--accent-gradient);color:#fff;display:flex;align-items:center;gap:12px;flex-shrink:0}.chat-header-avatar{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,0.2);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:600;color:#fff;flex-shrink:0;overflow:hidden}.chat-header-avatar img{width:100%;height:100%;object-fit:cover}.chat-online-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#4ade80;margin-right:4px;vertical-align:middle}.chat-header-info{flex:1;min-width:0}.chat-header-name{font-family:var(--font-title);font-size:14px;font-weight:600}.chat-header-status{font-size:12px;opacity:0.85;margin-top:2px}.chat-header-close{background:none;border:none;color:#fff;cursor:pointer;padding:4px;opacity:0.7;transition:var(--transition)}.chat-header-close:hover{opacity:1}.chat-header-close svg{width:20px;height:20px}.chat-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;scroll-behavior:smooth}.chat-body::-webkit-scrollbar{width:4px}.chat-body::-webkit-scrollbar-track{background:transparent}.chat-body::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}.chat-welcome{padding:4px 0}.chat-welcome-text{padding:10px 14px;border-radius:var(--radius-md);border-bottom-left-radius:4px;background:var(--bg-white);border:1px solid var(--border);font-size:14px;line-height:1.5;color:var(--text)}.chat-quick-actions{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;padding:0 10px}.chat-quick-btn{padding:8px 14px;border-radius:var(--radius-sm);border:1px solid var(--border-accent);background:var(--accent-soft);color:var(--accent);font-size:13px;font-family:var(--font);cursor:pointer;transition:var(--transition);white-space:nowrap}.chat-quick-btn:hover{background:var(--accent);color:#fff;border-color:var(--accent)}.chat-msg{display:flex;gap:8px;max-width:88%;animation:chatMsgIn 0.3s ease}@keyframes chatMsgIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.chat-msg.user{align-self:flex-end;flex-direction:row-reverse}.chat-msg-bubble{padding:10px 14px;border-radius:var(--radius-md);font-size:14px;line-height:1.5;word-break:break-word}.chat-msg.assistant .chat-msg-bubble{background:var(--bg-white);color:var(--text);border:1px solid var(--border);border-bottom-left-radius:4px}.chat-msg.user .chat-msg-bubble{background:var(--accent-gradient);color:#fff;border-bottom-right-radius:4px}.chat-typing{display:flex;gap:4px;padding:12px 16px;align-self:flex-start;background:var(--bg-white);border:1px solid var(--border);border-radius:var(--radius-md);border-bottom-left-radius:4px;animation:chatMsgIn 0.3s ease}.chat-typing-dot{width:6px;height:6px;border-radius:50%;background:var(--text3);animation:chatTypingBounce 1.4s ease-in-out infinite}.chat-typing-dot:nth-child(2){animation-delay:0.2s}.chat-typing-dot:nth-child(3){animation-delay:0.4s}@keyframes chatTypingBounce{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-6px)}}.chat-products-label{font-size:12px;color:var(--text2);font-weight:500;margin-bottom:4px;padding-left:2px}.chat-products{display:flex;flex-direction:column;gap:8px;margin:4px 0;animation:chatMsgIn 0.3s ease}.chat-product-card{display:flex;gap:10px;padding:10px;border-radius:var(--radius-sm);background:var(--bg-white);border:1px solid var(--border);transition:var(--transition)}.chat-product-card:hover{border-color:var(--border-accent);box-shadow:0 2px 12px rgba(71,32,211,0.08)}.chat-product-img{width:56px;height:56px;border-radius:var(--radius-xs);object-fit:contain;background:var(--bg);flex-shrink:0}.chat-product-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}.chat-product-name{font-size:13px;font-weight:500;color:var(--text);text-decoration:none;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.chat-product-name:hover{color:var(--accent)}.chat-product-bottom{display:flex;align-items:center;justify-content:space-between;gap:8px}.chat-product-price{font-size:14px;font-weight:700;color:var(--accent);white-space:nowrap}.chat-product-old-price{font-size:11px;color:var(--text3);text-decoration:line-through;margin-left:4px}.chat-product-cart-btn{padding:5px 10px;border-radius:var(--radius-xs);border:none;background:var(--accent-gradient);color:#fff;font-size:12px;font-family:var(--font);cursor:pointer;transition:var(--transition);white-space:nowrap;flex-shrink:0}.chat-product-cart-btn:hover{opacity:0.9;transform:scale(1.03)}.chat-product-cart-btn:disabled{opacity:0.6;cursor:default;transform:none}.chat-footer{padding:12px 16px;border-top:1px solid var(--border);background:var(--bg-white);flex-shrink:0}.chat-input-wrap{display:flex;gap:8px;align-items:flex-end}.chat-input{flex:1;border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 14px;font-size:14px;font-family:var(--font);resize:none;outline:none;line-height:1.4;max-height:100px;min-height:40px;color:var(--text);background:var(--bg);transition:var(--transition)}.chat-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.chat-input::placeholder{color:var(--text3)}.chat-send-btn{width:40px;height:40px;border-radius:var(--radius-sm);border:none;background:var(--accent-gradient);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition);flex-shrink:0}.chat-send-btn:hover{opacity:0.9;transform:scale(1.05)}.chat-send-btn:disabled{opacity:0.5;cursor:default;transform:none}.chat-send-btn svg{width:18px;height:18px}.chat-error{padding:8px 12px;border-radius:var(--radius-xs);background:rgba(239,68,68,0.08);border:1px solid rgba(239,68,68,0.2);color:var(--danger);font-size:13px;text-align:center;animation:chatMsgIn 0.3s ease}@media (max-width:767px){.chat-toggle{bottom:16px;right:16px;width:52px;height:52px}.chat-toggle svg{width:24px;height:24px}.chat-toggle-online{width:12px;height:12px;border-width:2px}.chat-window{bottom:0;right:0;width:100%;height:100%;max-height:100vh;max-height:100dvh;border-radius:0}.chat-window.open~.chat-toggle{display:none}}