/*
 * AWS SAP学習リソース - route53-arc-infographic 専用CSS
 * ページ固有のレイアウト・セクション・コンポーネントスタイル
 *
 * 自動生成日: 2026-01-11 18:19:30
 */

* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            padding: 20px;
            padding-top: 80px; /* 固定ヘッダー分のスペース確保 */
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: white;
            border-radius: 20px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            overflow: hidden;
        }
        
        .header {
            background: linear-gradient(135deg, #DC2626 0%, #ffa500 100%);
            color: white;
            padding: 30px;
            text-align: center;
        }
        
        .header h1 {
            font-size: 2.5rem;
            margin-bottom: 10px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        
        .header p {
            font-size: 1.2rem;
            opacity: 0.9;
        }
        
        .content {
            padding: 40px;
        }
        
        .section {
            margin-bottom: 40px;
            padding: 30px;
            border-radius: 15px;
            background: #f8f9fa;
            border-left: 5px solid #2E7D32;
        }
        
        .section h2 {
            color: #2c3e50;
            font-size: 1.8rem;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
        }
        
        .section h2::before {
            content: "🎯";
            margin-right: 10px;
            font-size: 2rem;
        }
        
        .analogy-box {
            background: linear-gradient(135deg, #3378be 0%, #0984e3 100%);
            color: white;
            padding: 25px;
            border-radius: 15px;
            margin: 20px 0;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        
        .analogy-box h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        
        .analogy-box h3::before {
            content: "💡";
            margin-right: 10px;
            font-size: 1.8rem;
        }
        
        .diagram {
            background: white;
            border: 3px solid #3498db;
            border-radius: 15px;
            padding: 30px;
            margin: 25px 0;
            position: relative;
            overflow: hidden;
        }
        
        .diagram::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: linear-gradient(90deg, #3498db, #15803D, #CA8A04, #e74c3c);
        }
        
        .traffic-control {
            display: grid;
            grid-template-columns: 1fr 2fr 1fr;
            gap: 20px;
            align-items: center;
            margin: 20px 0;
        }
        
        .region {
            background: linear-gradient(135deg, #a8e6cf 0%, #56ab2f 100%);
            color: white;
            padding: 20px;
            border-radius: 15px;
            text-align: center;
            position: relative;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        }
        
        .region.inactive {
            background: linear-gradient(135deg, #ffa8a8 0%, #e74c3c 100%);
            opacity: 0.6;
        }
        
        .control-center {
            background: linear-gradient(135deg, #ffd93d 0%, #ff9a3c 100%);
            color: white;
            padding: 30px;
            border-radius: 20px;
            text-align: center;
            position: relative;
            box-shadow: 0 15px 30px rgba(0,0,0,0.2);
        }
        
        .control-center::before {
            content: "🎛️";
            position: absolute;
            top: -10px;
            left: 50%;
            transform: translateX(-50%);
            font-size: 3rem;
            background: white;
            border-radius: 50%;
            padding: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        
        .arrow {
            color: #3498db;
            font-size: 3rem;
            text-align: center;
            animation: pulse 2s infinite;
        }
        
        @keyframes pulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.1); }
        }
        
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        
        .feature {
            background: white;
            border: 2px solid #ecf0f1;
            border-radius: 15px;
            padding: 25px;
            text-align: center;
            transition: all 0.3s ease;
        }
        
        .feature:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
            border-color: #3498db;
        }
        
        .feature h4 {
            color: #2c3e50;
            margin-bottom: 15px;
            font-size: 1.3rem;
        }
        
        .feature-icon {
            font-size: 3rem;
            margin-bottom: 15px;
            display: block;
        }
        
        .safety-rules {
            background: linear-gradient(135deg, #DC2626 0%, #ee5a24 100%);
            color: white;
            padding: 25px;
            border-radius: 15px;
            margin: 20px 0;
        }
        
        .safety-rules h3 {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        
        .safety-rules h3::before {
            content: "🛡️";
            margin-right: 10px;
            font-size: 1.8rem;
        }
        
        .use-cases {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        
        .use-case {
            background: linear-gradient(135deg, #a8edea 0%, #3378be 100%);
            color: white;
            padding: 20px;
            border-radius: 15px;
            text-align: center;
        }
        
        .use-case h4 {
            margin-bottom: 10px;
            font-size: 1.2rem;
        }
        
        .highlight {
            background: #fff3cd;
            border: 1px solid #ffeaa7;
            padding: 15px;
            border-radius: 10px;
            margin: 15px 0;
        }
        
        .highlight::before {
            content: "⚡";
            margin-right: 8px;
            font-size: 1.2rem;
        }
    
        

    
        
        

        

        

        

        

        

        @media (max-width: 768px) {
            
        }

    
        
        

        

        

        

        

        

        

        /* 読書進捗インジケーター */
        

        

        

        /* トップに戻るボタン */
        

        

        

        

        /* Mobile responsive */
        @media (max-width: 768px) {
            

            

            

            

            
        }