@import"https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=Montserrat:wght@400;500;600;700&display=swap";:root{--primary-color: #003366;--secondary-color: #4a90e2;--accent-color-light: #ffffff;--accent-color-gray: #e6e7e8;--text-color: #333333;--light-color: #f5f9fc;--dark-color: #002244;--gray-color: #f0f2f5;--border-radius: 4px;--box-shadow: 0 4px 20px rgba(0, 51, 102, .1);--category-color-cases: #1dd1a1}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Noto Sans JP,sans-serif;line-height:1.8;color:var(--text-color);background-color:#fff;font-weight:400;font-size:16px}a{text-decoration:none}.navbar{position:fixed;top:0;left:0;width:100%;z-index:1000;background-color:#003366f2;box-shadow:0 2px 10px #0000001a}.navbar-container{display:flex;justify-content:space-between;align-items:center;padding:15px 20px;height:70px}.navbar-logo{display:flex;align-items:center;text-decoration:none;border-bottom:none}.navbar-logo-icon{width:40px;height:40px;margin-right:10px}.navbar-logo-text{font-family:Montserrat,sans-serif;font-weight:700;font-size:1.4rem;color:#fff;letter-spacing:1px;line-height:1;text-decoration:none;border-bottom:none}.navbar-menu{display:flex;list-style:none;margin:0;padding:0}.navbar-menu li{margin-left:30px;position:relative}.navbar-menu a{color:#fff;text-decoration:none;font-size:1rem;font-weight:500;transition:color .3s ease;white-space:nowrap}.navbar-menu a:hover,.navbar-menu a.active{color:var(--secondary-color)}.navbar-toggle{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer}.container{max-width:1200px;margin:0 auto;padding:0 20px;position:relative}section{padding:4rem 0}.section-title{font-size:2.2rem!important;font-weight:600!important;color:#036!important;margin-bottom:2rem!important;text-align:center!important;position:relative!important}.section-title:after{content:""!important;position:absolute!important;bottom:-12px!important;left:50%!important;transform:translate(-50%)!important;width:60px!important;height:4px!important;background-color:#4a90e2!important}.video-section{background-color:var(--light-color);padding-top:3rem;padding-bottom:4rem}.video-container{max-width:900px;margin:0 auto}.video-meta{margin-bottom:1.5rem}.video-category{display:inline-block;padding:5px 15px;background-color:var(--category-color-cases);color:#fff;border-radius:20px;font-size:.9rem;font-weight:600;margin-right:15px}.video-date{display:inline-flex;align-items:center;color:#777;font-size:.9rem}.video-date-icon{margin-right:5px}.video-title{font-size:2rem;color:var(--primary-color);margin-bottom:1rem;line-height:1.3}.video-subtitle{font-size:1.2rem;color:#555;margin-bottom:2rem;font-weight:500}.video-wrapper{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:var(--border-radius);box-shadow:var(--box-shadow);margin-bottom:2rem}.video-wrapper iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0}.video-actions{display:flex;justify-content:space-between;margin-top:2rem}.video-share{display:flex;gap:10px}.share-btn{width:40px;height:40px;border-radius:50%;background-color:var(--accent-color-gray);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease}.share-btn:hover{background-color:var(--secondary-color);color:#fff;transform:translateY(-3px)}.resources-section{padding:2rem 0}.section-title{font-size:1.5rem;font-weight:600;color:#036;margin-bottom:1rem;text-align:center;position:relative}.section-title:after{content:"";position:absolute;bottom:-8px;left:50%;transform:translate(-50%);width:40px;height:2px;background-color:#4a90e2}.resources-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,300px));gap:.75rem;margin-top:1.5rem;max-width:800px;margin-left:auto;margin-right:auto;justify-content:center}.resource-card{background:#fff;border:1px solid #e5e7eb;border-radius:6px;padding:.5rem;transition:all .3s ease;display:flex;align-items:center;gap:.5rem;box-shadow:0 1px 2px #0000000d;cursor:pointer}.resource-card:hover{transform:translateY(-1px);box-shadow:0 2px 4px #0000001a;background:#f8fafc}.resource-icon{font-size:1.1rem;color:#4b5563;background:#f3f4f6;padding:.4rem;border-radius:4px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.resource-info{flex:1;min-width:0}.resource-info h3{margin:0;font-size:.9rem;color:#1f2937;font-weight:500;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:.15rem}.resource-meta{display:flex;gap:.25rem;font-size:.8rem;color:#6b7280;margin-top:.15rem}.resource-meta span{display:flex;align-items:center;gap:.15rem}.resource-meta span:not(:last-child):after{content:"";margin-left:.25rem}.download-button{background:#f3f4f6;border:none;padding:.4rem .8rem;border-radius:4px;cursor:pointer;transition:all .2s ease;color:#4b5563;font-size:.9rem}.download-button:hover{background:#e5e7eb;color:#1f2937}.article-section{background-color:var(--accent-color-gray);padding-top:4rem;padding-bottom:6rem}.article-container{max-width:1000px;margin:0 auto;background-color:#fff;border-radius:var(--border-radius);padding:3rem 4rem;box-shadow:var(--box-shadow)}.article-body{margin-top:2rem}.article-body p{margin-bottom:1.5rem}.article-body h1{font-size:2.4rem;font-weight:700;color:var(--primary-color);line-height:1.4;margin-bottom:2rem;position:relative;padding-bottom:1.5rem}.article-body h1.design-1{border-bottom:2px solid var(--accent-color-gray)}.article-body h1.design-1:after{content:"";position:absolute;bottom:-2px;left:0;width:100px;height:2px;background:var(--secondary-color)}.article-body h1.design-2{padding-left:1.5rem;border-left:6px solid var(--secondary-color);background:linear-gradient(to right,var(--light-color),white)}.article-body h1.design-3{display:inline-block}.article-body h1.design-3:after{content:"";position:absolute;bottom:0;left:0;width:100%;height:1px;background:linear-gradient(to right,var(--secondary-color),transparent)}.article-body h2{position:relative;font-size:28px;color:#2d3748;margin-top:40px;font-weight:700;padding-left:16px;padding-top:10px;padding-bottom:10px;line-height:1.5;border-left:4px solid #4A90E2;background:linear-gradient(to right,rgba(74,144,226,.1),transparent)}.article-body h3{position:relative;font-size:22px;color:#4a5568;margin-top:24px;font-weight:600;padding-left:12px;padding-top:8px;padding-bottom:8px;line-height:1.5;border-left:3px solid #CBD5E0;background:linear-gradient(to right,rgba(203,213,224,.1),transparent)}.article-body h4{font-size:1.2rem;color:var(--primary-color);margin-top:2rem;margin-bottom:1rem;font-weight:700}.article-body ul,.article-body ol{margin-bottom:1.5rem;margin-left:1.5rem}.article-body li{margin-bottom:.5rem}.article-body blockquote{border-left:4px solid var(--secondary-color);padding-left:1.5rem;margin:2rem 0;font-style:italic;color:#555}.article-body img{max-width:100%;height:auto;border-radius:var(--border-radius);margin:2rem 0}.article-body table{width:100%;border-collapse:collapse;margin:2rem 0}.article-body th,.article-body td{border:1px solid #ddd;padding:12px;text-align:left}.article-body th{background-color:var(--light-color);color:var(--primary-color);font-weight:700}.article-body tr:nth-child(2n){background-color:var(--accent-color-gray)}.related-section{background-color:#fff;padding-top:4rem;padding-bottom:6rem}.related-title{text-align:center;margin-bottom:3rem}.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:30px}.related-card{background-color:var(--light-color);border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--box-shadow);transition:transform .3s ease}.related-card:hover{transform:translateY(-5px)}.related-thumbnail{position:relative;padding-bottom:56.25%;height:0;overflow:hidden}.related-thumbnail img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}.related-card:hover .related-thumbnail img{transform:scale(1.05)}.related-content{padding:1.5rem}.related-video-title{font-size:1.1rem;font-weight:700;color:var(--primary-color);margin-bottom:1rem;line-height:1.4}.related-video-meta{display:flex;justify-content:space-between;font-size:.8rem;color:#777}.cta-section{background-color:var(--primary-color);color:#fff;text-align:center;padding:5rem 0;position:relative}.cta-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,#003366e6,#002244f2);z-index:1}.cta-content{position:relative;z-index:2;max-width:800px;margin:0 auto}.cta-title{font-size:2rem;margin-bottom:1.5rem;font-weight:700}.cta-text{margin-bottom:2rem;font-size:1.1rem}.btn{display:inline-block;background-color:var(--secondary-color);color:#fff;padding:14px 32px;border-radius:var(--border-radius);text-decoration:none;font-weight:600;transition:all .3s ease;border:none;cursor:pointer;font-family:inherit;font-size:inherit;text-align:center}.btn:hover{background-color:var(--secondary-color);transform:translateY(-2px);opacity:.9}footer{background-color:var(--dark-color);color:#fff;padding:3rem 0 2rem;text-align:center}.footer-logo{margin-bottom:2rem;max-width:200px}.contact-info{display:flex;justify-content:center;flex-wrap:wrap;gap:2rem;margin-bottom:2rem}.contact-item{display:flex;align-items:center}.contact-icon{margin-right:.75rem;color:var(--secondary-color);font-size:1.1rem}.social-links{margin-bottom:2rem}.social-links a{display:inline-block;width:40px;height:40px;margin:0 .5rem;background-color:#ffffff1a;color:#fff;border-radius:50%;text-align:center;line-height:40px;transition:all .3s ease}.social-links a:hover{background-color:var(--secondary-color);transform:translateY(-3px)}@media(max-width:768px){.navbar-menu{display:none;position:absolute;top:70px;left:0;width:100%;background-color:#003366f2;flex-direction:column;padding:20px}.navbar-menu.active{display:flex}.navbar-menu li{margin:10px 0}.navbar-toggle{display:block}.section-title{font-size:1.8rem!important;margin-bottom:1.8rem!important}.section-title:after{bottom:-10px!important;width:50px!important;height:3px!important}.video-title{font-size:1.75rem}.video-subtitle{font-size:1.1rem}.article-container{padding:2rem 1.5rem}.resources-grid{flex-direction:column;align-items:center;gap:.75rem;margin:.25rem auto}.resource-card{width:100%;max-width:500px;padding:.3rem .4rem}}.modal-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}.modal-content{background:#fff;padding:2rem;border-radius:8px;max-width:500px;width:90%;max-height:90vh;overflow-y:auto;position:relative;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;transform:translateZ(0);will-change:transform}@media(max-width:768px){.modal-content{width:95%;padding:1.5rem;margin:1rem}}.newsletter-modal{text-align:center}.newsletter-modal h3{margin-bottom:1rem;color:#333}.newsletter-modal p{margin-bottom:2rem;color:#666}.newsletter-form{text-align:left}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;color:#333}.form-group input{width:100%;padding:.75rem;border:1px solid #ddd;border-radius:4px;font-size:1rem}.required{color:#e74c3c;margin-left:.25rem}.error-message{color:#e74c3c;margin-bottom:1rem;text-align:center}.form-actions{display:flex;gap:1rem;justify-content:flex-end;margin-top:2rem}.cancel-button,.submit-button{padding:.75rem 1.5rem;border-radius:4px;font-size:1rem;cursor:pointer;transition:background-color .2s}.cancel-button{background-color:#f5f5f5;border:1px solid #ddd;color:#333}.submit-button{background-color:#007bff;border:none;color:#fff}.submit-button:hover{background-color:#0056b3}.article-content ol{margin:1rem 0;padding-left:1.5rem}.article-content ol li{margin:.5rem 0;line-height:1.6}.article-content ol ul{margin:.5rem 0;padding-left:1.5rem}.article-content ol ul li{margin:.3rem 0;line-height:1.6}html{scroll-behavior:smooth}.scroll-to-resources{display:inline-block;padding:8px 16px;background-color:#f0f0f0;border-radius:4px;text-decoration:none;color:#333;transition:background-color .3s ease}.scroll-to-resources:hover{background-color:#e0e0e0}