.gsdg-wrap{max-width:560px;margin:24px auto;padding:16px;border:1px solid #e5e5e5;background:#fff;border-radius:10px}
.gsdg-title{margin:0 0 8px 0;font-size:1.6rem}
.gsdg-intro{margin:0 0 16px 0;color:#555}
.gsdg-form{display:grid;grid-template-columns:1fr;gap:10px}
.gsdg-label{font-weight:600}
.gsdg-input{padding:10px;border:1px solid #ccd0d4;border-radius:6px;width:100%}
.gsdg-check{display:flex;gap:8px;align-items:center;font-size:.95rem}
.gsdg-btn{padding:10px 14px;border-radius:8px;background:#0073aa;color:#fff;border:none;cursor:pointer}
.gsdg-btn:hover{background:#006398}
.gsdg-alert{padding:10px 12px;border-radius:8px;margin-bottom:12px}
.gsdg-alert-success{background:#ecf7ee;color:#185c2b;border:1px solid #bfe2c7}
.gsdg-alert-error{background:#fdecea;color:#611a15;border:1px solid #f5c6cb}
.gsdg-captcha{margin-top:6px}