.sst{max-width:688px;margin:auto;padding:16px;color:#111}.sst-hero{background:#f3f4f6;border-radius:18px;padding:28px}.sst-hero-text h3{font-size:22px;margin-bottom:8px;margin-top:0}.sst-hero-text p{color:#555;margin:0}.sst-demo{text-align:right}.sst-btn-outline{display:inline-block;margin-top:16px;border:2px solid #1032cf;color:#1032cf;padding:10px 18px;border-radius:8px;text-decoration:none;font-weight:600;font-size:14px;transition:.2s ease}.sst-btn-outline:hover{background:#1032cf;color:#fff}.sst-card{display:flex;margin-top:28px;background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 10px 25px rgba(0,0,0,.08)}.sst-card-image{background:#edeffe;flex:0 0 200px;display:flex;align-items:center;justify-content:center}.sst-card-image img{max-width:100%;height:auto;display:block}.sst-card-content{padding:28px;flex:1}.sst-card-content h4{font-size:20px;margin-top:0;margin-bottom:16px}.sst-card-notice{font-size:12px;color:#555;margin-top:10px}.sst-list{list-style:none;padding:0;margin:0 0 24px}.sst-list li{margin-bottom:12px;padding-left:26px;position:relative;font-size:15px;line-height:1.5}.sst-list li::before{content:"✓";position:absolute;left:0;top:0;color:#16a34a;font-weight:700}.sst-btn-primary{display:inline-block;background:#1032cf;color:#fff;padding:12px 22px;border-radius:8px;text-decoration:none;font-weight:600;font-size:14px;transition:.2s ease}.sst-btn-primary:hover{background:#1d46d8}