.nsc-form{max-width:820px;margin:25px auto;background:#fff;padding:24px;border-radius:16px;box-shadow:0 10px 30px rgba(0,0,0,.08);font-family:Arial,sans-serif}.nsc-form label{display:block;font-weight:700;margin:14px 0}.nsc-form input,.nsc-form textarea{display:block;width:100%;box-sizing:border-box;margin-top:6px;padding:11px;border:1px solid #ccc;border-radius:8px}.nsc-form textarea{min-height:90px}.nsc-submit,.nsc-clear{border:0;border-radius:8px;padding:12px 18px;cursor:pointer}.nsc-submit{background:#1f7a3f;color:#fff;font-size:16px;margin-top:18px}.nsc-clear{background:#555;color:#fff}.nsc-signature-wrap canvas{width:100%;max-width:600px;height:180px;border:2px dashed #999;border-radius:10px;background:#fff}.nsc-alert{max-width:820px;margin:20px auto;padding:14px;border-radius:10px;font-weight:700}.nsc-alert.ok{background:#e6ffed;color:#116329}.nsc-alert.error{background:#ffe8e8;color:#9b1111}