/* ===== WEBLLM INTEGRATION STYLES ===== */
        
        /* WebLLM Toggle Button */
        #webllm-toggle-btn {
            padding: 10px 16px;
            background: rgba(var(--primary-rgb), 0.1);
            border: 2px solid var(--primary);
            color: var(--text-main);
            border-radius: 8px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        #webllm-toggle-btn:hover {
            background: rgba(var(--primary-rgb), 0.2);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.3);
        }

        #webllm-toggle-btn.active {
            background: linear-gradient(135deg, var(--primary), #8b5cf6);
            color: #fff;
            box-shadow: 0 6px 20px rgba(var(--primary-rgb), 0.5);
        }

        #webllm-toggle-btn.active:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(var(--primary-rgb), 0.6);
        }

        /* Warning Modal */
        .webllm-warning-modal {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 5000;
            display: flex;
            align-items: center;
            justify-content: center;
            animation: fadeIn 0.3s ease;
        }

        .webllm-modal-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
        }

        .webllm-modal-box {
            position: relative;
            background: var(--bg-glass);
            border: 1px solid var(--border);
            border-radius: 16px;
            width: 90%;
            max-width: 500px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
            animation: slideUp 0.3s ease;
            max-height: 90vh;
            overflow-y: auto;
        }

        .webllm-modal-header {
            padding: 1.5rem 2rem;
            border-bottom: 1px solid var(--border);
            background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.1), transparent);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .webllm-modal-header h2 {
            margin: 0;
            font-size: 1.3rem;
            color: var(--text-main);
        }

        .webllm-close-btn {
            background: none;
            border: none;
            font-size: 1.8rem;
            color: var(--text-muted);
            cursor: pointer;
            transition: 0.2s;
            padding: 0;
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .webllm-close-btn:hover {
            color: var(--text-main);
            transform: rotate(90deg);
        }

        .webllm-modal-content {
            padding: 2rem;
            color: var(--text-main);
            line-height: 1.6;
        }

        .webllm-modal-content p {
            margin: 0 0 1rem 0;
            color: var(--text-muted);
        }

        .webllm-modal-content ul {
            list-style: none;
            padding: 0;
            margin: 1.5rem 0;
        }

        .webllm-modal-content li {
            padding: 0.5rem 0;
            padding-left: 1.5rem;
            position: relative;
            color: var(--text-muted);
        }

        .webllm-modal-content li:before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 6px;
            height: 6px;
            background: var(--primary);
            border-radius: 50%;
        }

        .webllm-modal-actions {
            padding: 1.5rem 2rem;
            border-top: 1px solid var(--border);
            display: flex;
            gap: 12px;
            justify-content: flex-end;
        }

        /* Buttons */
        .webllm-btn-primary,
        .webllm-btn-secondary {
            padding: 10px 20px;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .webllm-btn-secondary {
            background: rgba(255, 255, 255, 0.08);
            color: var(--text-main);
            border: 1px solid var(--border);
        }

        .webllm-btn-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateY(-2px);
        }

        .webllm-btn-primary {
            background: linear-gradient(135deg, var(--primary), #8b5cf6);
            color: #fff;
            box-shadow: 0 4px 12px rgba(var(--primary-rgb), 0.3);
        }

        .webllm-btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(var(--primary-rgb), 0.5);
        }

        .webllm-btn-primary:active {
            transform: translateY(0);
        }

        /* Loading Container */
        .webllm-loading-container {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.8);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 5000;
            animation: fadeIn 0.3s ease;
        }

        .webllm-loading-box {
            background: var(--bg-glass);
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 3rem;
            text-align: center;
            max-width: 400px;
            width: 90%;
            animation: slideUp 0.3s ease;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
        }

        .webllm-loading-icon {
            font-size: 3rem;
            margin-bottom: 1.5rem;
            animation: spin 2s linear infinite;
        }

        .webllm-loading-box h3 {
            margin: 0 0 0.5rem 0;
            color: var(--text-main);
            font-size: 1.3rem;
        }

        #webllm-loading-status {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 1.5rem;
        }

        /* Progress Bar */
        .webllm-progress-bar {
            height: 6px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 3px;
            overflow: hidden;
            margin-bottom: 1rem;
            border: 1px solid var(--border);
        }

        .webllm-progress-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--primary), #8b5cf6);
            width: 0%;
            transition: width 0.3s ease;
            border-radius: 3px;
            box-shadow: 0 0 10px rgba(var(--primary-rgb), 0.5);
        }

        .webllm-progress-text {
            color: var(--text-muted);
            font-size: 0.85rem;
            font-family: var(--font-mono);
            margin: 0;
        }

        /* Loading animations */
        @keyframes spin {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        /* Mobile responsiveness */
        @media (max-width: 640px) {
            #webllm-toggle-btn {
                padding: 8px 12px;
                font-size: 0.85rem;
            }

            .webllm-modal-box {
                width: 95%;
                max-width: none;
            }

            .webllm-loading-box {
                padding: 2rem 1.5rem;
            }
        }