/*
 * AWS SAP学習リソース - guardduty-eks-protection-guide 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 18:19:00
 */

* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 25%, #0f3460 50%, #e94560 75%, #ff6b6b 100%);
            padding: 20px;
            padding-top: 80px; /* 固定ヘッダー分のスペース確保 */
            line-height: 1.6;
        }
        
        .container {
            max-width: 1400px;
            margin: 0 auto;
            background: white;
            border-radius: 20px;
            box-shadow: 0 25px 70px rgba(0,0,0,0.4);
            overflow: hidden;
        }
        
        .header {
            background: linear-gradient(135deg, #1a1a2e 0%, #0f3460 50%, #e94560 100%);
            color: white;
            padding: 50px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .header::before {
            content: '🛡️';
            position: absolute;
            font-size: 20em;
            opacity: 0.1;
            top: -50px;
            right: -50px;
        }
        
        .header h1 {
            font-size: 3em;
            margin-bottom: 15px;
            position: relative;
            z-index: 1;
        }
        
        .header p {
            font-size: 1.3em;
            opacity: 0.95;
            position: relative;
            z-index: 1;
        }
        
        .content {
            padding: 50px;
        }
        
        .intro {
            text-align: center;
            margin-bottom: 50px;
            padding: 40px;
            background: linear-gradient(135deg, #fff5f5 0%, #ffe4e6 100%);
            border-radius: 15px;
            border-left: 6px solid #e94560;
        }
        
        .intro h2 {
            color: #be123c;
            font-size: 2.2em;
            margin-bottom: 20px;
        }
        
        .intro-text {
            font-size: 1.2em;
            color: #881337;
            line-height: 1.8;
        }
        
        .conclusion-first {
            background: linear-gradient(135deg, #0f3460 0%, #1a1a2e 100%);
            color: white;
            padding: 40px;
            border-radius: 20px;
            margin-bottom: 50px;
            text-align: center;
        }
        
        .conclusion-first h2 {
            font-size: 2em;
            margin-bottom: 25px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 15px;
        }
        
        .conclusion-points {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 25px;
        }
        
        .conclusion-point {
            background: rgba(255,255,255,0.1);
            padding: 25px;
            border-radius: 15px;
            backdrop-filter: blur(10px);
        }
        
        .conclusion-point-icon {
            font-size: 2.5em;
            margin-bottom: 15px;
        }
        
        .conclusion-point-title {
            font-size: 1.2em;
            font-weight: bold;
            margin-bottom: 10px;
        }
        
        .conclusion-point-desc {
            font-size: 0.95em;
            opacity: 0.9;
            line-height: 1.6;
        }
        
        .analogy-section {
            background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
            padding: 50px;
            border-radius: 20px;
            margin: 50px 0;
            border-left: 8px solid #0284c7;
        }
        
        .analogy-title {
            color: #0c4a6e;
            font-size: 2.5em;
            margin-bottom: 30px;
            text-align: center;
            font-weight: bold;
        }
        
        .analogy-main {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
            margin-bottom: 30px;
        }
        
        .analogy-comparison {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 30px;
            align-items: center;
        }
        
        .analogy-side {
            text-align: center;
            padding: 30px;
            border-radius: 15px;
        }
        
        .analogy-side.real {
            background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
        }
        
        .analogy-side.aws {
            background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
        }
        
        .analogy-icon {
            font-size: 4em;
            margin-bottom: 15px;
        }
        
        .analogy-side h3 {
            font-size: 1.5em;
            margin-bottom: 15px;
        }
        
        .analogy-side.real h3 {
            color: #92400e;
        }
        
        .analogy-side.aws h3 {
            color: #1e40af;
        }
        
        .analogy-arrow {
            font-size: 3em;
            color: #64748b;
        }
        
        .analogy-mapping {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 25px;
            margin-top: 30px;
        }
        
        .mapping-card {
            background: white;
            padding: 25px;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            display: flex;
            align-items: center;
            gap: 20px;
        }
        
        .mapping-icon {
            font-size: 3em;
            flex-shrink: 0;
        }
        
        .mapping-content h4 {
            color: #0c4a6e;
            font-size: 1.2em;
            margin-bottom: 8px;
        }
        
        .mapping-content p {
            color: #475569;
            line-height: 1.6;
        }
        
        .feature-section {
            background: linear-gradient(to bottom, #f8fafc 0%, white 100%);
            padding: 50px 30px;
            border-radius: 20px;
            margin: 50px 0;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }
        
        .feature-title {
            text-align: center;
            font-size: 2.5em;
            color: #1e293b;
            margin-bottom: 40px;
            font-weight: bold;
        }
        
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }
        
        .feature-card {
            background: white;
            padding: 35px;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            border-top: 6px solid;
            transition: all 0.3s ease;
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 50px rgba(0,0,0,0.15);
        }
        
        .feature-card:nth-child(1) { border-color: #e94560; }
        .feature-card:nth-child(2) { border-color: #0f3460; }
        
        .feature-card-icon {
            font-size: 3.5em;
            margin-bottom: 20px;
        }
        
        .feature-card-title {
            font-size: 1.8em;
            font-weight: bold;
            color: #1e293b;
            margin-bottom: 10px;
        }
        
        .feature-card-subtitle {
            color: #64748b;
            font-size: 1.1em;
            margin-bottom: 20px;
            font-weight: 600;
        }
        
        .feature-card-content {
            background: #f8fafc;
            padding: 20px;
            border-radius: 12px;
            margin: 15px 0;
        }
        
        .feature-card-content h5 {
            color: #334155;
            font-size: 1.1em;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .feature-card-content p {
            color: #475569;
            line-height: 1.7;
        }
        
        .feature-card-analogy {
            background: linear-gradient(135deg, #fef3c7 0%, #fffbeb 100%);
            padding: 20px;
            border-radius: 12px;
            margin-top: 20px;
            border-left: 4px solid #f59e0b;
        }
        
        .feature-card-analogy strong {
            color: #92400e;
            display: block;
            margin-bottom: 8px;
        }
        
        .feature-card-analogy p {
            color: #78350f;
            line-height: 1.6;
        }
        
        .threat-section {
            background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
            padding: 50px;
            border-radius: 20px;
            margin: 50px 0;
            border-left: 8px solid #dc2626;
        }
        
        .threat-title {
            color: #991b1b;
            font-size: 2.5em;
            margin-bottom: 30px;
            text-align: center;
            font-weight: bold;
        }
        
        .threat-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }
        
        .threat-card {
            background: white;
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
            text-align: center;
            transition: all 0.3s ease;
        }
        
        .threat-card:hover {
            transform: scale(1.05);
            box-shadow: 0 15px 40px rgba(220, 38, 38, 0.2);
        }
        
        .threat-icon {
            font-size: 3em;
            margin-bottom: 15px;
        }
        
        .threat-card h4 {
            color: #991b1b;
            font-size: 1.3em;
            margin-bottom: 15px;
        }
        
        .threat-description {
            color: #475569;
            line-height: 1.6;
            margin-bottom: 15px;
        }
        
        .threat-analogy {
            background: #fef2f2;
            padding: 15px;
            border-radius: 8px;
            color: #991b1b;
            font-size: 0.95em;
        }
        
        .flow-section {
            background: white;
            padding: 50px;
            border-radius: 20px;
            margin: 50px 0;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }
        
        .flow-title {
            text-align: center;
            font-size: 2.5em;
            color: #1e293b;
            margin-bottom: 40px;
            font-weight: bold;
        }
        
        .flow-diagram {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 20px;
            padding: 30px;
            background: linear-gradient(to right, #f8fafc, #f1f5f9, #f8fafc);
            border-radius: 15px;
        }
        
        .flow-step {
            flex: 1;
            text-align: center;
            padding: 25px;
            background: white;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            border-top: 5px solid;
        }
        
        .flow-step:nth-child(1) { border-color: #3b82f6; }
        .flow-step:nth-child(3) { border-color: #e94560; }
        .flow-step:nth-child(5) { border-color: #10b981; }
        .flow-step:nth-child(7) { border-color: #8b5cf6; }
        
        .flow-step-icon {
            font-size: 2.5em;
            margin-bottom: 15px;
        }
        
        .flow-step-title {
            font-weight: bold;
            color: #1e293b;
            font-size: 1.1em;
            margin-bottom: 10px;
        }
        
        .flow-step-desc {
            color: #64748b;
            font-size: 0.9em;
            line-height: 1.5;
        }
        
        .flow-arrow {
            font-size: 2em;
            color: #94a3b8;
        }
        
        .setup-section {
            background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
            padding: 50px;
            border-radius: 20px;
            margin: 50px 0;
            border-left: 8px solid #10b981;
        }
        
        .setup-title {
            color: #065f46;
            font-size: 2.5em;
            margin-bottom: 30px;
            text-align: center;
            font-weight: bold;
        }
        
        .setup-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        
        .setup-step {
            background: white;
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
            text-align: center;
            position: relative;
        }
        
        .setup-step-number {
            position: absolute;
            top: -15px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(135deg, #10b981, #059669);
            color: white;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.2em;
        }
        
        .setup-step-icon {
            font-size: 2.5em;
            margin: 20px 0 15px;
        }
        
        .setup-step h4 {
            color: #065f46;
            font-size: 1.2em;
            margin-bottom: 10px;
        }
        
        .setup-step p {
            color: #475569;
            line-height: 1.6;
            font-size: 0.95em;
        }
        
        .comparison-table {
            background: white;
            padding: 40px;
            border-radius: 20px;
            margin: 50px 0;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }
        
        .table-title {
            text-align: center;
            font-size: 2em;
            color: #1e293b;
            margin-bottom: 35px;
            font-weight: bold;
        }
        
        table {
            width: 100%;
            border-collapse: collapse;
            background: white;
        }
        
        th {
            background: linear-gradient(135deg, #0f3460 0%, #1a1a2e 100%);
            color: white;
            padding: 20px;
            text-align: left;
            font-size: 1.1em;
        }
        
        th:first-child {
            border-radius: 10px 0 0 0;
        }
        
        th:last-child {
            border-radius: 0 10px 0 0;
        }
        
        td {
            padding: 20px;
            border-bottom: 2px solid #f1f5f9;
        }
        
        tr:hover {
            background: #f8fafc;
        }
        
        .check {
            color: #10b981;
            font-weight: bold;
            font-size: 1.3em;
        }
        
        .tip-box {
            background: linear-gradient(135deg, #ddd6fe 0%, #c4b5fd 100%);
            padding: 35px;
            border-radius: 15px;
            margin: 40px 0;
            border-left: 6px solid #7c3aed;
        }
        
        .tip-title {
            font-size: 1.6em;
            font-weight: bold;
            color: #5b21b6;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .tip-content {
            color: #5b21b6;
            line-height: 1.9;
            font-size: 1.05em;
        }
        
        .code-example {
            background: #1e293b;
            color: #f1f5f9;
            padding: 30px;
            border-radius: 15px;
            overflow-x: auto;
            font-family: 'Courier New', monospace;
            font-size: 0.9em;
            line-height: 1.8;
            margin: 30px 0;
            box-shadow: 0 10px 30px rgba(0,0,0,0.3);
        }
        
        .code-title {
            color: #60a5fa;
            font-weight: bold;
            margin-bottom: 15px;
            font-size: 1.1em;
        }
        
        .code-comment { color: #94a3b8; }
        .code-keyword { color: #f472b6; }
        .code-string { color: #34d399; }
        
        .pricing-section {
            background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
            padding: 40px;
            border-radius: 20px;
            margin: 50px 0;
            border-left: 8px solid #f59e0b;
        }
        
        .pricing-title {
            color: #92400e;
            font-size: 2em;
            margin-bottom: 25px;
            text-align: center;
        }
        
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 25px;
        }
        
        .pricing-card {
            background: white;
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        }
        
        .pricing-card h4 {
            color: #92400e;
            font-size: 1.4em;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .pricing-card p {
            color: #475569;
            line-height: 1.7;
        }
        
        @media (max-width: 1024px) {
            .conclusion-points,
            .feature-grid,
            .threat-grid,
            .setup-steps,
            .pricing-grid {
                grid-template-columns: 1fr;
            }
            
            .analogy-comparison {
                grid-template-columns: 1fr;
            }
            
            .analogy-arrow {
                transform: rotate(90deg);
            }
            
            .flow-diagram {
                flex-direction: column;
            }
            
            .flow-arrow {
                transform: rotate(90deg);
            }
            
            .analogy-mapping {
                grid-template-columns: 1fr;
            }
        }
        
        @media (max-width: 768px) {
            .header h1 {
                font-size: 2em;
            }
            
            .content {
                padding: 30px 20px;
            }
        }
    
        
        

        

        

        

        

        

        

        /* 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) {
            

            

            

            

            
        }