:root{--hcrag-primary:#0066cc;--hcrag-primary-dark:#0052a3;--hcrag-text:#333333;--hcrag-bg:#ffffff;--hcrag-user-bg:#0066cc;--hcrag-user-text:#ffffff;--hcrag-bot-bg:#f0f2f5;--hcrag-bot-text:#333333;--hcrag-border:#e0e0e0;--hcrag-shadow:rgba(0, 0, 0, 0.1)}.hcrag-chat-container{position:fixed;z-index:999999;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,sans-serif}.hcrag-chat-container.position-bottom-right{bottom:20px;right:20px}.hcrag-chat-container.position-bottom-left{bottom:20px;left:20px}.hcrag-chat-container.position-top-right{top:20px;right:20px}.hcrag-chat-container.position-top-left{top:20px;left:20px}.hcrag-chat-bubble{width:60px;height:60px;border-radius:50%;background:var(--hcrag-primary);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 12px var(--hcrag-shadow);transition:all 0.3s ease;touch-action:manipulation}.hcrag-chat-bubble:hover{transform:scale(1.1);box-shadow:0 6px 16px var(--hcrag-shadow)}.hcrag-chat-bubble svg{width:28px;height:28px}.hcrag-chat-bubble.active{transform:rotate(180deg)}.hcrag-notification-badge{position:absolute;top:-5px;right:-5px;background:#f44;color:#fff;border-radius:50%;width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;animation:hcrag-pulse 2s infinite}@keyframes hcrag-pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.1)}}.hcrag-chat-window{position:absolute;bottom:80px;width:380px;max-width:calc(100vw - 40px);height:600px;max-height:calc(100vh - 120px);background:var(--hcrag-bg);border-radius:16px;box-shadow:0 8px 24px rgb(0 0 0 / .15);display:none;flex-direction:column;overflow:hidden;animation:hcrag-slideUp 0.3s ease}.hcrag-chat-window.active{display:flex}@keyframes hcrag-slideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.position-bottom-right .hcrag-chat-window,.position-bottom-left .hcrag-chat-window{bottom:80px}.position-top-right .hcrag-chat-window,.position-top-left .hcrag-chat-window{top:80px}.position-bottom-right .hcrag-chat-window,.position-top-right .hcrag-chat-window{right:0}.position-bottom-left .hcrag-chat-window,.position-top-left .hcrag-chat-window{left:0}.hcrag-chat-header{background:var(--hcrag-primary);color:#fff;padding:16px 20px;display:flex;align-items:center;justify-content:space-between}.hcrag-chat-header-info{display:flex;align-items:center;gap:12px}.hcrag-chat-avatar{width:40px;height:40px;border-radius:50%;background:rgb(255 255 255 / .2);display:flex;align-items:center;justify-content:center;font-size:18px}.hcrag-chat-avatar img{width:100%;height:100%;border-radius:50%;object-fit:cover}.hcrag-chat-title{display:flex;flex-direction:column}.hcrag-chat-title h3{margin:0;font-size:16px;font-weight:600}.hcrag-chat-title span{font-size:12px;opacity:.9}.hcrag-chat-close{background:#fff0;border:none;color:#fff;cursor:pointer;padding:4px;opacity:.8;transition:opacity 0.2s}.hcrag-chat-close:hover{opacity:1}.hcrag-chat-close svg{width:20px;height:20px}.hcrag-chat-messages{flex:1;overflow-y:auto;padding:20px;background:#f9fafb;display:flex;flex-direction:column;gap:16px}.hcrag-chat-messages::-webkit-scrollbar{width:6px}.hcrag-chat-messages::-webkit-scrollbar-track{background:#fff0}.hcrag-chat-messages::-webkit-scrollbar-thumb{background:#cbd5e0;border-radius:3px}.hcrag-feedback{background:#fff;border:1px solid #e5e7eb;border-radius:8px;padding:12px;margin:8px 20px 0 60px}.hcrag-feedback-title{font-size:13px;color:#374151;margin-bottom:6px}.hcrag-stars span{font-size:18px;cursor:pointer;color:#cbd5e0;margin-right:4px}.hcrag-stars span.active{color:#fbbf24}.hcrag-feedback-comment textarea{width:100%;border:1px solid #e5e7eb;border-radius:6px;padding:8px;resize:vertical}.hcrag-feedback-comment .hcrag-feedback-send{margin-top:8px;background:var(--hcrag-primary);color:#fff;border:none;border-radius:6px;padding:6px 10px;cursor:pointer}.hcrag-feedback-thanks{color:#4b5563}.hcrag-message{display:flex;gap:10px;animation:hcrag-fadeIn 0.3s ease}@keyframes hcrag-fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.hcrag-message.user{justify-content:flex-end}.hcrag-message-avatar{width:32px;height:32px;border-radius:50%;background:var(--hcrag-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0}.hcrag-message-avatar img{width:100%;height:100%;border-radius:50%;object-fit:cover}.hcrag-message.user .hcrag-message-avatar{background:#4a5568;order:2}.hcrag-message-content{max-width:70%}.hcrag-message-bubble{padding:12px 16px;border-radius:16px;line-height:1.5;font-size:14px;word-wrap:break-word}.hcrag-message.bot .hcrag-message-bubble{background:var(--hcrag-bot-bg);color:var(--hcrag-bot-text);border-bottom-left-radius:4px}.hcrag-message.user .hcrag-message-bubble{background:var(--hcrag-user-bg);color:var(--hcrag-user-text);border-bottom-right-radius:4px}.hcrag-message-time{font-size:11px;color:#718096;margin-top:4px;padding:0 4px}.hcrag-typing-indicator{display:none;gap:10px}.hcrag-typing-indicator.active{display:flex}.hcrag-typing-dots{display:flex;gap:4px;padding:12px 16px;background:var(--hcrag-bot-bg);border-radius:16px;border-bottom-left-radius:4px}.hcrag-typing-dot{width:8px;height:8px;border-radius:50%;background:#a0aec0;animation:hcrag-typing 1.4s infinite}.hcrag-typing-dot:nth-child(2){animation-delay:0.2s}.hcrag-typing-dot:nth-child(3){animation-delay:0.4s}@keyframes hcrag-typing{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-10px)}}.hcrag-chat-input-area{padding:16px 20px;background:var(--hcrag-bg);border-top:1px solid var(--hcrag-border)}.hcrag-chat-input-wrapper{display:flex;gap:8px;align-items:flex-end}.hcrag-chat-input{flex:1;border:1px solid var(--hcrag-border);border-radius:24px;padding:10px 16px;font-size:15px;resize:none;max-height:100px;font-family:inherit;transition:border-color 0.2s}.hcrag-chat-input:focus{outline:none;border-color:var(--hcrag-primary)}.hcrag-chat-send{width:40px;height:40px;border-radius:50%;background:var(--hcrag-primary);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.2s;flex-shrink:0;touch-action:manipulation}.hcrag-chat-send:hover:not(:disabled){background:var(--hcrag-primary-dark);transform:scale(1.05)}.hcrag-chat-send:disabled{opacity:.5;cursor:not-allowed}.hcrag-chat-send svg{width:18px;height:18px}.hcrag-welcome-message{text-align:center;padding:40px 20px;color:#718096}.hcrag-welcome-message h4{margin:0 0 8px 0;color:var(--hcrag-text);font-size:18px}.hcrag-welcome-message p{margin:0;font-size:14px}.hcrag-quick-actions{display:flex;flex-direction:column;gap:8px;margin-top:16px}.hcrag-quick-action{background:#fff;border:1px solid var(--hcrag-border);border-radius:8px;padding:10px 14px;font-size:13px;cursor:pointer;transition:all 0.2s;text-align:left;touch-action:manipulation}.hcrag-quick-action:hover{border-color:var(--hcrag-primary);background:#f7fafc}.hcrag-powered-by{text-align:center;padding:8px;font-size:11px;color:#a0aec0;background:#f9fafb}@media (max-width:480px){.hcrag-chat-container{pointer-events:none}.hcrag-chat-bubble{bottom:20px;right:20px;position:fixed;pointer-events:auto}.hcrag-chat-window{position:fixed;width:100%;max-width:100%;height:100dvh;max-height:100dvh;border-radius:0;bottom:0!important;top:0!important;left:0!important;right:0!important;pointer-events:auto}.hcrag-chat-input{font-size:16px}.hcrag-chat-input-area{padding-bottom:calc(env(safe-area-inset-bottom) + 8px)}.hcrag-powered-by{padding-bottom:calc(env(safe-area-inset-bottom))}}.hcrag-error-message{background:#fee;border:1px solid #fcc;color:#c33;padding:12px;border-radius:8px;font-size:13px;margin:10px 0}