.container_s{max-width:1440px;margin:20px auto;background:white;border-radius:8px;overflow:hidden;box-shadow:0 5px 15px rgba(0,0,0,0.05);}.content{padding:40px;}.header{text-align:center;padding:40px 20px;background:linear-gradient(to right,#f8f9fa,#ffffff,#f8f9fa);color:#2c3e50;border-bottom:1px solid #e9ecef;}h1{font-size:2.5rem;margin-bottom:15px;color:#2c3e50;font-weight:600;}.subtitle{font-size:1.2rem;color:#6c757d;max-width:700px;margin:0 auto;font-weight:300;}.content-section{padding:40px;}h2{font-size:1.8rem;margin:30px 0 20px;color:#2c3e50;padding-bottom:10px;border-bottom:1px solid #e9ecef;font-weight:500;}h3{font-size:1.4rem;margin:25px 0 15px;color:#495057;font-weight:500;}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin:30px 0;}.feature-card{background:#f8f9fa;padding:25px;border-radius:6px;border-left:4px solid #6c757d;transition:transform 0.3s ease;height:100%;}.feature-card:hover{transform:translateY(-5px);background:#e9ecef;}.feature-card h3{font-size:1.2rem;margin-bottom:15px;color:#2c3e50;display:flex;align-items:center;}.feature-card h3 i{margin-right:10px;color:#6c757d;}.comparison{margin:40px 0;overflow-x:auto;}table{width:100%;border-collapse:collapse;box-shadow:0 2px 8px rgba(0,0,0,0.05);margin:20px 0;}th,td{padding:15px;text-align:left;border-bottom:1px solid #e9ecef;}th{background-color:#f8f9fa;font-weight:600;color:#2c3e50;}tr:hover{background-color:#f8f9fa;}.conclusion{background:#495057;padding:40px;border-radius:8px;margin:40px 0 0;}.benefits-section{background:#f8f9fa;padding:40px;border-radius:8px;margin:50px 0;border-left:4px solid #6c757d;}.benefits-section h3{color:#2c3e50;margin-top:0;}.benefits-list{list-style-type:none;columns:2;column-gap:30px;}.benefits-list li{margin-bottom:15px;padding-left:30px;position:relative;break-inside:avoid;color:#495057;}.benefits-list li::before{content:'✓';position:absolute;left:0;color:#6c757d;font-weight:bold;font-size:1.2rem;}.keyword{font-weight:600;color:#2c3e50;background:#f8f9fa;padding:2px 6px;border-radius:4px;}@media (max-width:900px){.benefits-list{columns:1;}}.conclusion h2{color:white;border:none;}.conclusion p{color:#e9ecef;}.conclusion a{color:#e9ecef;border-bottom:1px dotted #adb5bd;}.conclusion a:hover{color:white;border-bottom:1px solid white;}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin:30px 0;}.feature{background:#f8f9fa;padding:25px;border-radius:6px;border-left:4px solid #6c757d;transition:transform 0.3s ease;}.feature:hover{transform:translateY(-5px);background:#e9ecef;}.feature h4{font-size:1.2rem;margin-bottom:15px;color:#2c3e50;display:flex;align-items:center;}.feature h4 i{margin-right:10px;color:#6c757d;}.specs-table{width:100%;border-collapse:collapse;margin:30px 0;box-shadow:0 2px 8px rgba(0,0,0,0.05);}.specs-table th,.specs-table td{padding:15px;text-align:left;border-bottom:1px solid #e9ecef;}.specs-table th{background-color:#f8f9fa;font-weight:600;color:#2c3e50;}.specs-table tr:hover{background-color:#f8f9fa;}.benefits{background:#f8f9fa;padding:30px;border-radius:8px;margin:30px 0;border-left:4px solid #6c757d;}.benefits ul{list-style-type:none;}.benefits li{margin-bottom:15px;padding-left:30px;position:relative;color:#495057;}.benefits li::before{content:'✓';position:absolute;left:0;color:#6c757d;font-weight:bold;font-size:1.2rem;}.cta{text-align:center;padding:40px;background:#f8f9fa;color:#2c3e50;border-radius:8px;margin:40px 0;border:1px solid #e9ecef;}.cta h2{color:#2c3e50;border:none;}.btn_s1{display:inline-block;padding:12px 30px;background:#495057;color:white;text-decoration:none;border-radius:4px;font-weight:500;font-size:1.1rem;margin-top:20px;transition:background 0.3s ease;border:none;cursor:pointer;}.btn_s1:hover{background:#2c3e50;}.keyword-highlight{font-weight:600;color:#2c3e50;background:#f8f9fa;padding:2px 5px;border-radius:3px;}.intro{font-size:1.2rem;color:#6c757d;max-width:900px;margin:0 auto;font-weight:300;line-height:1.8;}@media (max-width:768px){.content-section{padding:20px;}.features-grid{grid-template-columns:1fr;}}