.epkb-ai-chat-widget-root{all:initial;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif !important}.epkb-ai-chat-widget-root *{box-sizing:border-box !important;line-height:normal !important}.epkb-ai-chat-widget{position:fixed;bottom:20px;right:20px;z-index:9999;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}.epkb-ai-chat-toggle{width:60px;height:60px;border-radius:50%;background-color:#06c;color:white;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(0, 0, 0, 0.15);transition:transform .2s;font-size:24px}.epkb-ai-chat-toggle:hover{transform:scale(1.05)}.epkb-ai-chat-toggle.epkb-ai-chat-toggle--open{transform:scale(0.9)}.epkb-ai-chat-window{position:absolute;bottom:80px;right:0;width:350px;height:500px;background-color:white;border-radius:12px;box-shadow:0 4px 24px rgba(0, 0, 0, 0.15);display:flex;flex-direction:column;overflow:hidden;animation:epkb-slideUp .3s ease-out}.epkb-ai-chat-header{background-color:#06c;color:white;padding:16px;display:flex;align-items:center;justify-content:space-between}.epkb-ai-chat-header h3{margin:0;font-size:16px;font-weight:600}.epkb-ai-chat-close{background:none;border:none;color:white;font-size:20px;cursor:pointer;padding:4px;line-height:1}.epkb-ai-chat-close:hover{opacity:.8}.epkb-ai-chat-messages{flex:1;overflow-y:auto;padding:16px;background-color:#f9f9f9}.epkb-ai-chat-message{margin-bottom:12px;display:flex;align-items:flex-start;animation:epkb-fadeIn .3s ease-out}.epkb-ai-chat-message--user{justify-content:flex-end}.epkb-ai-chat-message-content{max-width:80%;padding:10px 14px;border-radius:18px;font-size:14px;line-height:1.4}.epkb-ai-chat-message--user .epkb-ai-chat-message-content{background-color:#06c;color:white;margin-left:auto;border-bottom-right-radius:4px}.epkb-ai-chat-message--bot .epkb-ai-chat-message-content{background-color:white;color:#333;border:1px solid #e0e0e0;border-bottom-left-radius:4px}.epkb-ai-chat-input-container{padding:16px;border-top:1px solid #e0e0e0;background-color:white}.epkb-ai-chat-input-wrapper{display:flex;gap:8px}.epkb-ai-chat-input{flex:1;padding:10px 14px;border:1px solid #e0e0e0;border-radius:24px;font-size:14px;outline:none;transition:border-color .2s;font-family:inherit}.epkb-ai-chat-input:focus{border-color:#06c}.epkb-ai-chat-send{width:40px;height:40px;border-radius:50%;border:none;background-color:#06c;color:white;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:opacity .2s;font-size:16px}.epkb-ai-chat-send:disabled{opacity:.5;cursor:not-allowed}.epkb-ai-chat-send--loading{animation:epkb-rotate 1s linear infinite}.epkb-ai-chat-typing{display:flex;gap:4px;padding:10px 14px;background-color:white;border:1px solid #e0e0e0;border-radius:18px;border-bottom-left-radius:4px;width:fit-content}.epkb-ai-chat-typing-dot{width:8px;height:8px;border-radius:50%;background-color:#999;animation:epkb-pulse 1.4s infinite ease-in-out}.epkb-ai-chat-typing-dot:nth-child(2){animation-delay:.2s}.epkb-ai-chat-typing-dot:nth-child(3){animation-delay:.4s}.epkb-ai-chat-error{background-color:#fee;color:#c33;padding:8px 12px;border-radius:8px;margin:8px 0;font-size:13px;animation:epkb-fadeIn .3s ease-out}@keyframes epkb-slideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes epkb-fadeIn{from{opacity:0}to{opacity:1}}@keyframes epkb-pulse{0%,60%,100%{opacity:.3}30%{opacity:1}}@keyframes epkb-rotate{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}@media(max-width: 450px){.epkb-ai-chat-window{width:calc(100vw - 20px);right:10px;left:10px;height:calc(100vh - 100px);bottom:70px}.epkb-ai-chat-toggle{width:50px;height:50px;font-size:20px}}