.sdn-nl-card{box-sizing:border-box;border:1px solid #e5e7eb;background:#fff;border-radius:14px;padding:18px;margin:18px 0;box-shadow:0 3px 16px rgba(0,0,0,.05)}
.sdn-nl-head{font-size:20px;font-weight:800;line-height:1.3;margin-bottom:8px}.sdn-nl-text{font-size:14px;color:#555;margin-bottom:14px}.sdn-nl-form{display:flex;gap:8px;flex-wrap:wrap}.sdn-nl-form input[type=email]{flex:1;min-width:180px;padding:11px 12px;border:1px solid #d1d5db;border-radius:8px}.sdn-nl-form button{padding:11px 16px;border:0;border-radius:8px;background:#c00000;color:#fff;font-weight:700;cursor:pointer}.sdn-nl-note{font-size:12px;color:#777;margin-top:9px}@media(max-width:600px){.sdn-nl-form{display:block}.sdn-nl-form input[type=email],.sdn-nl-form button{width:100%;box-sizing:border-box}.sdn-nl-form button{margin-top:8px}}