/* 학습 경로 비주얼라이제이션 */
        .learning-path-section {
            background: #000;
            padding: 120px 0;
            position: relative;
        }
        
        /* AI Journey Container */
        .ai-journey-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 60px 0;
        }

        /* AI Visual Display */
        .ai-visual-display {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
            margin-bottom: 80px;
        }

        .ai-brain-network {
            position: relative;
            background: radial-gradient(circle at center, rgba(91, 76, 255, 0.05) 0%, transparent 70%);
            border-radius: 20px;
            padding: 40px;
        }

        .ai-network-svg {
            width: 100%;
            height: auto;
            filter: drop-shadow(0 10px 30px rgba(91, 76, 255, 0.3));
        }

        /* Clean Network Animations */
        .connection-line {
            stroke-dasharray: 50;
            stroke-dashoffset: 0;
            animation: flowLine 8s linear infinite;
        }

        @keyframes flowLine {
            to {
                stroke-dashoffset: -100;
            }
        }

        .node-dot {
            transform-origin: center;
            animation: dotPulse 3s ease-in-out infinite;
        }

        .node-dot:nth-child(1) { animation-delay: 0s; }
        .node-dot:nth-child(2) { animation-delay: 0.5s; }
        .node-dot:nth-child(3) { animation-delay: 1s; }

        @keyframes dotPulse {
            0%, 100% {
                transform: scale(1);
                opacity: 0.8;
            }
            50% {
                transform: scale(1.2);
                opacity: 1;
            }
        }

        .center-node {
            animation: centerGlow 4s ease-in-out infinite;
        }

        @keyframes centerGlow {
            0%, 100% {
                filter: drop-shadow(0 0 10px rgba(91, 76, 255, 0.5));
            }
            50% {
                filter: drop-shadow(0 0 20px rgba(91, 76, 255, 0.8));
            }
        }

        .flow-particles circle {
            filter: drop-shadow(0 0 4px currentColor);
        }

        /* AI Status Panel */
        .ai-status-panel {
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 100%);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            padding: 30px;
            backdrop-filter: blur(10px);
        }

        .ai-status-panel h3 {
            color: #fff;
            font-size: 1.5rem;
            margin-bottom: 25px;
            font-weight: 700;
        }

        .ai-metrics {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .ai-metric {
            display: grid;
            grid-template-columns: 120px 1fr 50px;
            align-items: center;
            gap: 15px;
        }

        .metric-label {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
        }

        .metric-bar {
            background: rgba(255, 255, 255, 0.1);
            height: 8px;
            border-radius: 4px;
            overflow: hidden;
            position: relative;
        }

        .metric-fill {
            height: 100%;
            background: linear-gradient(90deg, #5b4cff 0%, #00d4ff 100%);
            border-radius: 4px;
            transition: width 1.5s ease-out;
            animation: fill-animate 2s ease-out;
        }

        @keyframes fill-animate {
            from { width: 0; }
        }

        .metric-value {
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            text-align: right;
        }

        /* Minimal Journey Stages */
        .journey-stages-minimal {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: 1000px;
            margin: 60px auto 0;
            padding: 0 40px;
        }

        .stage-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            flex: 1;
            position: relative;
            transition: all 0.3s ease;
        }

        .stage-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, rgba(91, 76, 255, 0.1) 0%, rgba(0, 212, 255, 0.05) 100%);
            border: 2px solid rgba(91, 76, 255, 0.3);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            position: relative;
            transition: all 0.3s ease;
        }

        .stage-icon svg {
            width: 32px;
            height: 32px;
            color: #5b4cff;
            transition: all 0.3s ease;
        }

        .stage-icon::before {
            content: '';
            position: absolute;
            width: 100%;
            height: 100%;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(91, 76, 255, 0.2) 0%, transparent 70%);
            opacity: 0;
            transition: all 0.3s ease;
            transform: scale(0.8);
        }

        .stage-item:hover .stage-icon::before {
            opacity: 1;
            transform: scale(1.3);
        }

        .stage-item:hover .stage-icon {
            border-color: #5b4cff;
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(91, 76, 255, 0.3);
        }

        .stage-item:hover .stage-icon svg {
            color: #00d4ff;
            transform: scale(1.1);
        }

        .stage-label {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }

        .stage-num {
            font-size: 0.85rem;
            font-weight: 700;
            color: rgba(91, 76, 255, 0.6);
            letter-spacing: 0.1em;
        }

        .stage-label h4 {
            color: #fff;
            font-size: 1.1rem;
            font-weight: 600;
            margin: 0;
            letter-spacing: -0.02em;
        }

        .stage-connector {
            flex: 0.5;
            height: 2px;
            background: linear-gradient(90deg, rgba(91, 76, 255, 0.3) 0%, rgba(0, 212, 255, 0.3) 100%);
            position: relative;
            overflow: hidden;
        }

        .stage-connector::after {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(91, 76, 255, 0.8), transparent);
            animation: flow-connector 3s linear infinite;
        }

        @keyframes flow-connector {
            to {
                left: 100%;
            }
        }

        .stage-features li::before {
            content: '→';
            position: absolute;
            left: 0;
            color: #5b4cff;
            font-weight: bold;
        }
        
        /* Old path styles removed - replaced with new AI journey design */
        
        .path-nodes {
            display: flex;
            justify-content: space-between;
            position: relative;
            z-index: 2;
        }
        
        .path-node {
            text-align: center;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
        }
        
        .node-circle {
            width: 100px;
            height: 100px;
            background: #000;
            border: 3px solid rgba(91, 76, 255, 0.5);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            position: relative;
            transition: all 0.3s ease;
            z-index: 10;
            box-shadow: 0 0 30px rgba(0, 0, 0, 0.8);
        }
        
        .node-circle::before {
            content: '';
            position: absolute;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle, rgba(91, 76, 255, 0.3) 0%, transparent 70%);
            border-radius: 50%;
            animation: pulse 2s ease-in-out infinite;
            opacity: 0;
        }
        
        @keyframes pulse {
            0%, 100% { transform: scale(1); opacity: 0; }
            50% { transform: scale(1.2); opacity: 0.5; }
        }
        
        .path-node:hover .node-circle::before {
            opacity: 0.8;
        }
        
        .path-node:hover .node-circle {
            background: rgba(91, 76, 255, 0.1);
            border-color: #5b4cff;
            transform: scale(1.1);
            box-shadow: 0 0 40px rgba(91, 76, 255, 0.5);
        }
        
        .node-icon {
            font-size: 2.5rem;
        }
        
        .node-label {
            font-size: 1rem;
            color: #fff;
            font-weight: 600;
            margin-bottom: 5px;
        }
        
        .node-desc {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            max-width: 150px;
            margin: 0 auto;
        }