.modern-chatbot-toggle {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 70px;
            height: 70px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: var(--box-shadow);
            z-index: 1000;
            transition: var(--transition);
        }

        .modern-chatbot-toggle:hover {
            transform: scale(1.1);
        }

        .modern-chatbot-toggle i {
            font-size: 1.8rem;
            color: var(--light-color);
        }

        .modern-chatbot-window {
            position: fixed;
            bottom: 110px;
            right: 30px;
            width: 400px;
            height: 500px;
            background: var(--light-color);
            border-radius: var(--border-radius);
            box-shadow: var(--box-shadow);
            z-index: 1000;
            display: none;
            flex-direction: column;
            overflow: hidden;
        }

        .modern-chatbot-window.active {
            display: flex;
        }

        .modern-chatbot-header {
            background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
            color: var(--light-color);
            padding: 15px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .modern-chatbot-header h3 {
            margin: 0;
            font-size: 1.3rem;
        }

        .modern-chatbot-close {
            cursor: pointer;
            font-size: 1.3rem;
            transition: var(--transition);
        }

        .modern-chatbot-close:hover {
            color: var(--accent-color);
        }

        .modern-chatbot-body {
            flex: 1;
            padding: 20px;
            overflow-y: auto;
            background: var(--gray-color);
        }

        .modern-message {
            margin-bottom: 15px;
            padding: 12px;
            border-radius: var(--border-radius);
            max-width: 80%;
            word-wrap: break-word;
        }

        .modern-user-message {
            background: var(--primary-color);
            color: var(--light-color);
            margin-left: auto;
        }

        .modern-bot-message {
            background: var(--light-color);
            border: 1px solid #ddd;
            color: var(--text-color);
        }

        .modern-chatbot-footer {
            padding: 15px;
            background: var(--light-color);
            border-top: 1px solid #eee;
            display: flex;
            align-items: center;
        }

        .modern-chatbot-input {
            flex: 1;
            padding: 12px;
            border: 1px solid #ddd;
            border-radius: var(--border-radius);
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }

        .modern-chatbot-input:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(0, 162, 224, 0.1);
        }

        .modern-chatbot-send {
            background: var(--primary-color);
            color: var(--light-color);
            border: none;
            padding: 12px 20px;
            margin-left: 10px;
            border-radius: var(--border-radius);
            cursor: pointer;
            transition: var(--transition);
        }

        .modern-chatbot-send:hover {
            background: var(--accent-color);
        }

        .modern-typing-indicator {
            display: none;
            gap: 6px;
            padding: 10px;
        }

        .modern-typing-indicator span {
            width: 10px;
            height: 10px;
            background: var(--text-light);
            border-radius: 50%;
            animation: modern-typing 1.2s infinite;
        }

        .modern-typing-indicator span:nth-child(2) {
            animation-delay: 0.2s;
        }

        .modern-typing-indicator span:nth-child(3) {
            animation-delay: 0.4s;
        }

        @keyframes modern-typing {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-6px); }
        }

        @media (max-width: 768px) {
            .modern-chatbot-window {
                width: 90%;
                height: 70vh;
                right: 5%;
            }
        }