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12px;border-radius:12px;font-size:.75rem;font-weight:500;white-space:nowrap;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;box-shadow:0 1px 2px rgba(0,0,0,.1)}.message-input-area{position:absolute;bottom:0;left:0;right:0;background-color:#f0f0f0;border-top:1px solid #e9ecef;padding:10px 15px;z-index:10}.message-input-container{display:flex;align-items:flex-end;gap:10px}.message-input-wrapper{flex:1;position:relative;background-color:#fff;border-radius:20px;border:1px solid #e0e0e0;display:flex;align-items:center;padding:8px 15px;min-height:44px}.message-input{flex:1;border:none;outline:none;resize:none;font-size:14px;line-height:1.4;max-height:120px;min-height:20px;background:rgba(0,0,0,0);font-family:-apple-system,BlinkMacSystemFont,"Segoe 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ease}.send-button:hover:not(:disabled){background:linear-gradient(135deg, #c2185b, #7b1fa2);transform:scale(1.05);box-shadow:0 4px 12px rgba(233,30,99,.3)}.send-button:disabled{background-color:#ccc;cursor:not-allowed;transform:none}.send-button i{font-size:16px}.message-sending{opacity:.7}.message-sending .message-bubble{border:1px dashed #ccc}.message-failed .message-bubble{border:1px solid #dc3545;background-color:#f8d7da}.message-sent{opacity:1}.message-error{margin-top:5px;padding-top:5px;border-top:1px solid #dc3545}.session-item{position:relative;z-index:1}.session-item.dropdown-open{z-index:100 !important}.session-item .dropdown .dropdown-menu{z-index:1060 !important;position:absolute;top:100%;right:0;transform:none !important}.session-item .position-absolute.top-0.end-0{z-index:10}.chat-link{text-decoration:none;color:inherit;display:flex;align-items:center;width:100%}.chat-header-info{margin-left:12px}.messages-info-header{font-size:12px;background:#f8f9fa;border-bottom:1px solid #e9ecef}.media-content{margin-bottom:8px}.media-preview{font-size:12px;color:#666}.media-preview.bg-light{background:#f8f9fa}.contact-avatar,.chat-avatar{width:40px;height:40px}.contact-avatar.large,.chat-avatar.large{width:60px;height:60px;font-size:24px}