.dsf{padding:16px;border:1px solid #e5e7eb;margin:16px auto;box-shadow:0 2px 10px rgba(0,0,0,.04);border-radius:16px;background:#fff}.dsf-title{margin:0 0 4px}.dsf-subtitle{font-size:.95rem;color:#6b7280;margin:0 0 12px}.dsf .dsf-step{display:none}.dsf .dsf-step.active{animation:fade .2s ease-in-out;display:block}@keyframes fade{0%{transform:translateY(2px);opacity:0}to{transform:translateY(0);opacity:1}}.dsf .dsf-controls{justify-content:flex-end;gap:8px;margin-top:12px;display:flex}.dsf button{padding:10px 14px;border:1px solid #ddd;border-radius:10px;cursor:pointer}.dsf button:hover{background:#f7f7f7}.dsf label{font-weight:600;margin:8px 0 6px;display:block}.dsf input[type=tel],.dsf select{padding:10px;border:1px solid #ddd;border-radius:10px;width:100%}.dsf .dsf-message{padding:12px;border:1px solid #c6e6c6;border-radius:10px;background:#eef8ee;margin-top:12px;display:none}.dsf .hidden{display:none!important}@media (max-width:768px){.form787,.form787-title,h2.dsf-title{font-size:18px!important}}