.sg-form-card{margin-top:1rem;padding:1.2rem;border-radius:16px;border:1px solid rgba(0,0,0,.12);
background:var(--md-default-bg-color);box-shadow:0 6px 18px rgba(0,0,0,.06)}
.sg-form-title{font-size:1.25rem;font-weight:700}
.sg-form-sub{opacity:.85;margin-top:.25rem;font-size:.95rem}
.sg-req{font-size:.8rem;padding:.08rem .45rem;border-radius:999px;border:1px solid rgba(0,0,0,.18);margin-left:.4rem;opacity:.85}
.sg-grid{display:grid;grid-template-columns:1fr;gap:.85rem;margin-top:1rem}
@media (min-width:900px){.sg-grid{grid-template-columns:1fr 1fr}.sg-span-2{grid-column:span 2}}
.sg-field label{display:block;font-weight:600;margin-bottom:.35rem}
.sg-field input,.sg-field textarea,.sg-field select{width:100%;box-sizing:border-box;padding:.65rem .75rem;border-radius:12px;
border:1px solid rgba(0,0,0,.18);background:rgba(255,255,255,.6)}
.sg-form-actions{margin-top:1rem;display:flex;align-items:center;gap:.8rem}
.sg-form-foot{margin-top:1rem;font-size:.92rem;opacity:.85}