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rgba(0,0,0,.1)}.title-v4{margin:0 0 1rem;line-height:1.15;font-size:4rem;text-align:center;color:#333;font-weight:700;position:relative;display:inline-block;padding-bottom:1.5rem}.title-v4:after{content:"";position:absolute;bottom:.5rem;left:0;right:0;height:6px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:3px;animation:expand .8s ease-out}@keyframes expand{0%{width:0;left:50%}to{width:100%;left:0}}.description-v4{margin:2rem 0 3rem;line-height:1.8;font-size:1.3rem;color:#666;max-width:700px;padding:0;font-weight:400}.chat-preview{display:flex;flex-direction:column;align-items:center;gap:2rem;max-width:600px;width:100%}.chat-bubble{display:flex;gap:1rem;align-items:flex-start;background:#f8f9fa;padding:1.5rem;border-radius:20px;box-shadow:0 4px 12px rgba(0,0,0,.08);width:100%;animation:slideIn .5s ease}@keyframes slideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.chat-avatar{width:50px;height:50px;min-width:50px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;color:#fff;padding:10px}.chat-avatar svg{width:100%;height:100%}.chat-message{flex:1 1}.chat-greeting{font-size:1.25rem;font-weight:600;margin:0 0 .5rem;color:#333}.chat-message p{margin:.5rem 0;line-height:1.6;color:#555}.start-chat-btn{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:1rem 2.5rem;font-size:1.1rem;font-weight:600;border-radius:50px;cursor:pointer;display:flex;align-items:center;gap:.75rem;transition:all .3s ease;box-shadow:0 4px 15px rgba(102,126,234,.4)}.start-chat-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(102,126,234,.5)}.start-chat-btn .btn-icon{width:24px;height:24px}.chat-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:2000;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.chat-modal{background:#fff;border-radius:20px;width:90%;max-width:600px;max-height:80vh;display:flex;flex-direction:column;box-shadow:0 10px 40px rgba(0,0,0,.2);animation:slideUp .3s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(50px)}to{opacity:1;transform:translateY(0)}}.chat-modal-header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:1.5rem;border-radius:20px 20px 0 0;display:flex;justify-content:space-between;align-items:center}.modal-header-info{display:flex;align-items:center;gap:1rem}.modal-avatar{width:45px;height:45px;min-width:45px;border-radius:50%;background:hsla(0,0%,100%,.2);display:flex;align-items:center;justify-content:center;padding:8px}.modal-avatar svg{width:100%;height:100%}.modal-header-info h3{margin:0;font-size:1.1rem}.status-indicator{font-size:.85rem;opacity:.9}.close-btn{background:transparent;border:none;color:#fff;cursor:pointer;padding:.5rem;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background .3s ease}.close-btn:hover{background:hsla(0,0%,100%,.2)}.close-btn svg{width:24px;height:24px}.chat-modal-body{display:flex;flex-direction:column;flex:1 1;overflow:hidden}.chat-messages{flex:1 1;padding:1.5rem;overflow-y:auto}.message{display:flex;gap:.75rem;margin-bottom:1.5rem}.bot-message{align-items:flex-start}.message-avatar{width:35px;height:35px;min-width:35px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;color:#fff;padding:6px}.message-avatar svg{width:100%;height:100%}.message-content{background:#f8f9fa;padding:1rem;border-radius:15px;flex:1 1}.message-content p{margin:.5rem 0;line-height:1.6;color:#333}.message-content ul{margin:.5rem 0;padding-left:1.5rem}.message-content li{margin:.25rem 0;color:#555}.chat-input-container{display:flex;gap:.75rem;padding:1.5rem;border-top:1px solid #eaeaea}.chat-input{flex:1 1;padding:.75rem 1rem;border:1px solid #ddd;border-radius:25px;font-size:1rem;outline:none;transition:border-color .3s ease}.chat-input:focus{border-color:#667eea}.send-btn{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;width:45px;height:45px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s ease}.send-btn:hover:not(:disabled){transform:scale(1.05);box-shadow:0 4px 12px rgba(102,126,234,.4)}.send-btn:disabled{opacity:.5;cursor:not-allowed}.user-message{flex-direction:row-reverse}.user-message .message-avatar,.user-message .message-content{background:linear-gradient(135deg,#667eea,#764ba2)}.user-message .message-content,.user-message .message-content p{color:#fff}.user-message .message-time{color:hsla(0,0%,100%,.8)}.typing-indicator{display:flex;gap:4px;padding:.5rem 0}.typing-indicator span{width:8px;height:8px;border-radius:50%;background-color:#667eea;animation:typing 1.4s infinite}.typing-indicator span:nth-child(2){animation-delay:.2s}.typing-indicator span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{transform:translateY(0);opacity:.5}30%{transform:translateY(-10px);opacity:1}}.send-btn svg{width:20px;height:20px}@media (max-width:600px){.container{width:100%;flex-direction:column}.action-buttons{flex-direction:column;gap:1rem}.book-meeting-btn{padding:.875rem 2rem;font-size:1rem}.title{font-size:2.5rem}.description{font-size:1.1rem;padding:1rem 1.5rem;margin:1.5rem 0 2rem}.header{padding:.75rem 1rem}.avatar{width:35px;height:35px;padding:6px}.brand-text{font-size:.95rem}.header-links{gap:1rem}.header-link{font-size:.85rem;gap:.3rem}.header-link .icon{width:18px;height:18px}.header-link span{display:none}.chat-bubble{padding:1rem;gap:.75rem}.chat-avatar{width:40px;height:40px;min-width:40px;padding:8px}.chat-greeting{font-size:1.1rem}.start-chat-btn{padding:.875rem 2rem;font-size:1rem}.chat-modal{width:95%;max-height:90vh}.chat-modal-header{padding:1rem}.modal-avatar{width:35px;height:35px;min-width:35px}.modal-header-info h3{font-size:1rem}.chat-messages{padding:1rem}.message-avatar{width:30px;height:30px;min-width:30px}.message-content{padding:.75rem}.chat-input-container{padding:1rem}}