.sgc-box{max-width:820px;margin:30px auto;padding:28px;border:1px solid #ddd;border-radius:12px;background:#fff;box-shadow:0 3px 18px rgba(0,0,0,.05)}.sgc-box h2{margin-top:0}.sgc-box input,.sgc-box select{width:100%;padding:12px;margin:7px 0 18px;box-sizing:border-box}.sgc-box button{padding:11px 18px;border:0;border-radius:7px;cursor:pointer}.sgc-card{border:1px solid #ddd;border-radius:10px;padding:18px;margin-top:18px}.sgc-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.sgc-error{color:#a00}.sgc-ok{color:#087a35}@media(max-width:650px){.sgc-grid{grid-template-columns:1fr}}