
            bottom: 20px;
            right: 20px;
            z-index: 100;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.2rem;
            cursor: pointer;
            box-shadow: 0 5px 15px rgba(74, 108, 247, 0.5);
            transition