.support-chat-button{position:fixed;bottom:20px;right:20px;width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);border:none;cursor:pointer;box-shadow:0 4px 12px #00000026;display:flex;align-items:center;justify-content:center;z-index:1000;transition:all .3s ease}.support-chat-button:hover{transform:scale(1.1);box-shadow:0 6px 20px #0003}.support-chat-button .chat-icon{font-size:24px;color:#fff}.support-chat-button .unread-badge{position:absolute;top:-5px;right:-5px;background:#ef4444;color:#fff;border-radius:50%;width:24px;height:24px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;border:2px solid white}.support-chat-container{position:fixed;bottom:90px;right:20px;width:380px;max-width:calc(100vw - 40px);height:600px;max-height:calc(100vh - 120px);background:#fff;border-radius:12px;box-shadow:0 8px 32px #00000026;z-index:1001;display:flex;flex-direction:column;overflow:hidden;animation:slideUp .3s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 640px){.support-chat-container{width:calc(100vw - 20px);height:calc(100vh - 100px);bottom:80px;right:10px;left:10px}}.support-chat-window{display:flex;flex-direction:column;height:100%;background:#fff}.chat-header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:16px;display:flex;justify-content:space-between;align-items:center}.chat-title{margin:0;font-size:18px;font-weight:600}.chat-subtitle{margin:4px 0 0;font-size:12px;opacity:.9}.close-button{background:none;border:none;color:#fff;font-size:28px;cursor:pointer;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:background .2s}.close-button:hover{background:#fff3}.chat-content{flex:1;overflow-y:auto;padding:20px}.chat-messages{flex:1;overflow-y:auto;padding:16px;background:#f8f9fa}.empty-messages{display:flex;align-items:center;justify-content:center;height:100%;color:#6c757d;font-size:14px}.support-chat-message{margin-bottom:16px;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px;font-size:12px}.sender-name{font-weight:600;color:#495057}.message-time{color:#6c757d}.message-content{background:#fff;padding:12px;border-radius:8px;box-shadow:0 1px 3px #0000001a}.user-message .message-content{background:#667eea;color:#fff}.user-message .sender-name,.user-message .message-time{color:#ffffffe6}.message-text{margin:0;white-space:pre-wrap;word-wrap:break-word}.message-image{margin-top:8px}.chat-image{max-width:100%;border-radius:8px;margin-top:8px}.chat-input-area{border-top:1px solid #e9ecef;padding:12px;background:#fff}.image-preview{position:relative;margin-bottom:8px;display:inline-block}.image-preview img{max-width:200px;max-height:150px;border-radius:8px;border:1px solid #e9ecef}.remove-image{position:absolute;top:-8px;right:-8px;background:#ef4444;color:#fff;border:none;border-radius:50%;width:24px;height:24px;cursor:pointer;font-size:16px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 4px #0003}.input-row{display:flex;gap:8px;align-items:flex-end}.attach-button,.send-button{background:#667eea;color:#fff;border:none;border-radius:8px;padding:8px 16px;cursor:pointer;font-size:18px;transition:background .2s;flex-shrink:0}.attach-button:hover,.send-button:hover:not(:disabled){background:#5568d3}.attach-button:disabled,.send-button:disabled{opacity:.5;cursor:not-allowed}.message-input{flex:1;border:1px solid #e9ecef;border-radius:8px;padding:10px;font-size:14px;resize:none;min-height:40px;max-height:120px;font-family:inherit}.message-input:focus{outline:none;border-color:#667eea}.support-chat-init-form{padding:20px}.form-title{font-size:20px;font-weight:600;margin:0 0 8px;color:#212529}.form-subtitle{font-size:14px;color:#6c757d;margin:0 0 24px}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:6px;font-size:14px;font-weight:500;color:#495057}.form-group input,.form-group select{width:100%;padding:10px;border:1px solid #e9ecef;border-radius:6px;font-size:14px;font-family:inherit}.form-group input:focus,.form-group select:focus{outline:none;border-color:#667eea}.form-group input.error,.form-group select.error{border-color:#ef4444}.error-message{display:block;color:#ef4444;font-size:12px;margin-top:4px}.submit-button{width:100%;padding:12px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:transform .2s;margin-top:8px}.submit-button:hover:not(:disabled){transform:translateY(-2px)}.submit-button:disabled{opacity:.6;cursor:not-allowed}.support-chat-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:2000;animation:fadeIn .2s ease}.support-chat-modal{background:#fff;border-radius:12px;width:90%;max-width:400px;box-shadow:0 8px 32px #0003;animation:slideUp .3s ease}.modal-header{padding:20px;border-bottom:1px solid #e9ecef;display:flex;justify-content:space-between;align-items:center}.modal-header h3{margin:0;font-size:18px;font-weight:600}.modal-close{background:none;border:none;font-size:24px;cursor:pointer;color:#6c757d;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center}.modal-body{padding:20px}.modal-body p{margin:0 0 16px;color:#495057}.modal-checkbox{margin-bottom:16px}.modal-checkbox label{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:14px}.modal-input{margin-top:12px}.modal-input label{display:block;margin-bottom:6px;font-size:14px;font-weight:500;color:#495057}.modal-input input{width:100%;padding:10px;border:1px solid #e9ecef;border-radius:6px;font-size:14px}.modal-footer{padding:20px;border-top:1px solid #e9ecef;display:flex;gap:12px;justify-content:flex-end}.button-primary,.button-secondary{padding:10px 20px;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;border:none;transition:all .2s}.button-primary{background:#667eea;color:#fff}.button-primary:hover{background:#5568d3}.button-secondary{background:#f8f9fa;color:#495057}.button-secondary:hover{background:#e9ecef}