#epkb-admin-help-chat-root{position:fixed;bottom:20px;right:20px;z-index:9999}.epkb-help-chat-button{background:#2271b1;color:white;border:none;padding:12px 20px;border-radius:25px;cursor:pointer;font-size:14px;box-shadow:0 2px 8px rgba(0, 0, 0, 0.2);display:flex;align-items:center;gap:8px;position:relative}.epkb-help-chat-button:hover{background:#135e96}.epkb-help-chat-button.epkb-help-chat-button--pulse{animation:epkb-pulse 2s infinite}.epkb-help-chat-intro{position:absolute;bottom:65px;right:0;background:white;border:1px solid #ddd;border-radius:8px;padding:12px 16px;box-shadow:0 2px 10px rgba(0, 0, 0, 0.1);max-width:280px;animation:epkb-slide-up .3s ease-out}.epkb-help-chat-intro::after{content:"";position:absolute;bottom:-8px;right:30px;width:0;height:0;border-left:8px solid transparent;border-right:8px solid transparent;border-top:8px solid white}.epkb-help-chat-intro::before{content:"";position:absolute;bottom:-9px;right:30px;width:0;height:0;border-left:8px solid transparent;border-right:8px solid transparent;border-top:8px solid #ddd}.epkb-help-chat-intro .epkb-help-chat-intro__text{color:#333;font-size:13px;line-height:1.4;margin-bottom:8px}.epkb-help-chat-intro .epkb-help-chat-intro__text strong{color:#2271b1}.epkb-help-chat-intro .epkb-help-chat-intro__dismiss{background:none;border:none;color:#999;font-size:11px;cursor:pointer;padding:0;text-decoration:underline}.epkb-help-chat-intro .epkb-help-chat-intro__dismiss:hover{color:#666}.epkb-help-chat-window{position:absolute;bottom:60px;right:0;width:450px;height:600px;background:white;border-radius:12px;box-shadow:0 4px 20px rgba(0, 0, 0, 0.15);display:flex;flex-direction:column;overflow:hidden}@media(max-height: 768px){.epkb-help-chat-window{height:500px}}@media(max-width: 600px){.epkb-help-chat-window{width:350px}}.epkb-help-chat-header{background:#2271b1;color:white;padding:15px;display:flex;justify-content:space-between;align-items:center}.epkb-help-chat-header-title{display:flex;align-items:center;gap:8px}.epkb-help-chat-header-actions{display:flex;align-items:center;gap:8px}.epkb-help-chat-beta-badge{background:#f33;color:white;font-size:10px;font-weight:bold;padding:3px 7px;border-radius:4px;text-transform:uppercase;letter-spacing:.5px;box-shadow:0 1px 3px rgba(0, 0, 0, 0.2)}.epkb-help-chat-clear,.epkb-help-chat-close{background:none;border:none;color:white;cursor:pointer;font-size:20px;padding:0;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:background-color .2s}.epkb-help-chat-clear:hover,.epkb-help-chat-close:hover{background:rgba(255, 255, 255, 0.2)}.epkb-help-chat-clear:disabled,.epkb-help-chat-close:disabled{opacity:.5;cursor:not-allowed}.epkb-help-chat-messages{flex:1;overflow-y:auto;padding:15px;background:#f5f5f5}.epkb-help-chat-message{margin-bottom:12px}.epkb-help-chat-message--user{text-align:right}.epkb-help-chat-message--user .epkb-message-bubble{background:#2271b1;color:white;margin-left:auto}.epkb-help-chat-message--assistant .epkb-message-bubble{background:white;color:#333}.epkb-message-bubble{display:inline-block;padding:10px 14px;border-radius:12px;max-width:80%;word-wrap:break-word}.epkb-message-bubble p{margin:0 0 .5em 0;line-height:1.4}.epkb-message-bubble p:last-child{margin-bottom:0}.epkb-message-bubble p:last-of-type strong{font-weight:600}.epkb-message-bubble strong{font-weight:600;color:inherit}.epkb-help-chat-input{display:flex;padding:15px;background:white;border-top:1px solid #ddd}.epkb-help-chat-input input{flex:1;padding:8px 12px;border:1px solid #ddd;border-radius:20px;outline:none}.epkb-help-chat-input button{margin-left:8px;background:#2271b1;color:white;border:none;padding:8px 16px;border-radius:20px;cursor:pointer}.epkb-help-chat-input button:disabled{opacity:.5;cursor:not-allowed}.epkb-help-typing{padding:10px 14px;background:white;border-radius:12px;display:inline-block}.epkb-help-typing span{display:inline-block;width:8px;height:8px;border-radius:50%;background:#999;margin:0 2px;animation:epkb-typing 1.4s infinite}.epkb-help-typing span:nth-child(2){animation-delay:.2s}.epkb-help-typing span:nth-child(3){animation-delay:.4s}@keyframes epkb-typing{0%,60%,100%{opacity:.3}30%{opacity:1}}@keyframes epkb-pulse{0%{box-shadow:0 2px 8px rgba(0, 0, 0, 0.2)}50%{box-shadow:0 2px 15px rgba(34, 113, 177, 0.6)}100%{box-shadow:0 2px 8px rgba(0, 0, 0, 0.2)}}@keyframes epkb-slide-up{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.epkb-help-chat-human-wrapper{padding:10px 15px;background:#f9f9f9;border-top:1px solid #ddd;text-align:center}.epkb-help-chat-human-button{background:white;color:#2271b1;border:1px solid #2271b1;padding:8px 16px;border-radius:20px;cursor:pointer;font-size:13px;transition:all .2s ease}.epkb-help-chat-human-button:hover{background:#2271b1;color:white}.epkb-help-chat-dialog-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0, 0, 0, 0.5);display:flex;align-items:center;justify-content:center;z-index:10000;animation:epkb-fade-in .2s ease}.epkb-help-chat-dialog{background:white;border-radius:12px;box-shadow:0 4px 30px rgba(0, 0, 0, 0.3);width:500px;max-width:90%;max-height:80vh;display:flex;flex-direction:column;animation:epkb-scale-in .3s ease}.epkb-help-chat-dialog-header{padding:20px;border-bottom:1px solid #ddd;display:flex;justify-content:space-between;align-items:center}.epkb-help-chat-dialog-header h3{margin:0;font-size:18px;color:#333}.epkb-help-chat-dialog-close{background:none;border:none;color:#999;font-size:24px;cursor:pointer;padding:0;width:30px;height:30px;display:flex;align-items:center;justify-content:center}.epkb-help-chat-dialog-close:hover{color:#666}.epkb-help-chat-dialog-body{padding:20px;overflow-y:auto;flex:1}.epkb-help-chat-dialog-intro{background:#f0f8ff;border-left:3px solid #2271b1;padding:12px 15px;margin-bottom:20px;font-size:14px;line-height:1.5;color:#333}.epkb-help-chat-field{margin-bottom:20px}.epkb-help-chat-field label{display:block;margin-bottom:8px;font-weight:500;color:#333;font-size:14px}.epkb-help-chat-field input,.epkb-help-chat-field textarea{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:6px;font-size:14px}.epkb-help-chat-field input:focus,.epkb-help-chat-field textarea:focus{outline:none;border-color:#2271b1;box-shadow:0 0 0 1px rgba(34, 113, 177, 0.2)}.epkb-help-chat-field input[readonly],.epkb-help-chat-field textarea[readonly]{background:#f5f5f5;color:#666;cursor:not-allowed}.epkb-help-chat-field textarea{resize:vertical;min-height:100px;font-family:inherit}.epkb-required{color:#d63638}.epkb-help-chat-field-note{font-size:12px;color:#666;font-style:italic;margin-top:-10px;margin-bottom:15px}.epkb-help-chat-dialog-footer{padding:20px;border-top:1px solid #ddd;display:flex;justify-content:flex-end;gap:10px}.epkb-help-chat-dialog-cancel,.epkb-help-chat-dialog-submit{padding:10px 20px;border-radius:6px;font-size:14px;cursor:pointer;transition:all .2s ease;border:none}.epkb-help-chat-dialog-cancel{background:white;color:#666;border:1px solid #ddd}.epkb-help-chat-dialog-cancel:hover{background:#f5f5f5}.epkb-help-chat-dialog-submit{background:#2271b1;color:white}.epkb-help-chat-dialog-submit:hover{background:#135e96}.epkb-help-chat-dialog-submit:disabled{opacity:.5;cursor:not-allowed}@keyframes epkb-fade-in{from{opacity:0}to{opacity:1}}@keyframes epkb-scale-in{from{opacity:0;transform:scale(0.9)}to{opacity:1;transform:scale(1)}}