:root{--chat-main-color:#007bff;--chat-bg:#f5f5f5;--chat-text:#333;--chat-bot-msg:#ffffff;--chat-user-msg:var(--chat-main-color);--chat-user-text:#ffffff;--pulse-color:#25D366}.ai-chat-container{position:fixed;bottom:25px;z-index:99999;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}.ai-chat-container.pos-right{right:25px}.ai-chat-container.pos-left{left:25px}.ai-chat-toggle{background-color:#007bff;color:#fff;border:none;width:65px;height:65px;border-radius:50%;cursor:pointer;box-shadow:0 4px 15px rgba(0,0,0,.2);display:flex;align-items:center;justify-content:center;position:relative;padding:0;transition:transform 0.3s ease}.ai-chat-toggle:hover{transform:scale(1.1)}.ai-chat-toggle::before{content:'';position:absolute;width:100%;height:100%;border-radius:50%;background-color:var(--pulse-color);opacity:.6;z-index:-1;animation:pulse-green 2s infinite}@keyframes pulse-green{0%{transform:scale(1);opacity:.6}70%{transform:scale(1.4);opacity:0}100%{transform:scale(1);opacity:0}}.ai-chat-avatar-img{width:45px;height:45px;border-radius:50%;object-fit:cover}.ai-chat-icon-fallback{font-size:30px}.ai-chat-window{position:absolute;bottom:85px;width:350px;height:500px;background:#fff;border-radius:15px;box-shadow:0 10px 30px rgba(0,0,0,.25);display:flex;flex-direction:column;overflow:hidden;animation:slideIn 0.3s ease-out}.ai-chat-container.pos-right .ai-chat-window{right:0}.ai-chat-container.pos-left .ai-chat-window{left:0}@keyframes slideIn{from{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}.ai-chat-header{background:var(--chat-main-color);color:#fff;padding:15px;display:flex;justify-content:space-between;align-items:center}.ai-chat-header-info{display:flex;align-items:center;gap:12px}.ai-chat-avatar-header{width:35px;height:35px;border-radius:50%;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;overflow:hidden}.ai-chat-avatar-header img{width:100%;height:100%;object-fit:cover}.ai-chat-status{display:flex;flex-direction:column}.ai-chat-name{font-weight:600;font-size:15px}.ai-chat-online{font-size:11px;opacity:.9}.ai-chat-close{background:none;border:none;color:#fff;font-size:28px;cursor:pointer}.ai-chat-messages{flex:1;padding:20px;overflow-y:auto;background:#f0f2f5;display:flex;flex-direction:column;gap:15px}.ai-message{max-width:85%;padding:12px 16px;border-radius:15px;font-size:14px;line-height:1.5;position:relative}.ai-message-bot{align-self:flex-start;background:#fff;color:#333;border-bottom-left-radius:2px;box-shadow:0 2px 5px rgba(0,0,0,.05)}.ai-message-user{align-self:flex-end;background:var(--chat-main-color);color:#fff;border-bottom-right-radius:2px}.ai-chat-footer{padding:15px;background:#fff;border-top:1px solid #eee}.ai-chat-input-wrapper{display:flex;gap:10px;background:#f8f9fa;padding:10px 15px;border-radius:25px;border:1px solid #dee2e6}.ai-chat-input-wrapper textarea{flex:1;border:none;background:none;resize:none;font-size:14px;outline:none;max-height:80px}.ai-chat-send{color:var(--chat-main-color);background:none;border:none;cursor:pointer;display:flex;align-items:center}.ai-chat-whatsapp-btn{display:block;background:#25D366;color:#fff;text-align:center;padding:10px;border-radius:10px;text-decoration:none;font-size:14px;font-weight:600;margin-top:10px}@media (max-width:480px){.ai-chat-container{bottom:15px}.ai-chat-container.pos-right{right:15px}.ai-chat-container.pos-left{left:15px}.ai-chat-window{position:fixed;bottom:0;left:0;right:0;width:100%;height:100%;border-radius:0;z-index:100000}.ai-chat-header{padding:20px 15px;border-radius:0}.ai-chat-messages{padding:15px}.ai-chat-footer{padding:15px 15px 30px 15px}.ai-chat-toggle{width:60px;height:60px}}