.isg-public-main {
  width:min(760px,calc(100% - 40px));
  margin:0 auto;
  padding:68px 0 76px;
  color:#111;
  font-family:SiteSans,Arial,sans-serif;
}

.isg-public-intro {
  margin-bottom:34px;
}

.isg-public-intro h1 {
  margin:0 0 18px;
  font-size:clamp(36px,5vw,58px);
  line-height:1.05;
}

.isg-public-intro p {
  margin:0;
  max-width:680px;
  font-size:18px;
  line-height:1.55;
}

.isg-public-form {
  max-width:680px;
}

.isg-field {
  margin:0 0 22px;
}

.isg-field label {
  display:block;
  margin:0 0 8px;
  font-size:14px;
  font-weight:600;
}

.isg-field input,
.isg-field textarea,
.isg-field select {
  width:100%;
  box-sizing:border-box;
  border:1px solid rgba(0,0,0,.22);
  border-radius:0;
  background:#fff;
  color:#111;
  font:inherit;
  font-size:17px;
  line-height:1.4;
  padding:14px 15px;
}

.isg-field textarea {
  resize:vertical;
  min-height:150px;
}

.isg-field input:focus,
.isg-field textarea:focus,
.isg-field select:focus {
  outline:2px solid #333fe8;
  outline-offset:2px;
}

.isg-public-check {
  margin:5px 0 10px;
  font-size:14px;
}

.isg-public-button {
  appearance:none;
  border:0;
  border-radius:0;
  padding:15px 23px;
  background:#111;
  color:#fff;
  font:inherit;
  font-size:16px;
  font-weight:600;
  cursor:pointer;
}

.isg-public-button:hover {
  opacity:.86;
}

.isg-public-button[disabled] {
  opacity:.6;
  cursor:wait;
}

.isg-public-note {
  margin:14px 0 0;
  max-width:620px;
  font-size:13px;
  line-height:1.5;
  color:#555;
}

.isg-offer-dialog {
  width:min(920px,calc(100% - 28px));
  height:min(820px,calc(100% - 28px));
  padding:0;
  border:0;
  background:#fff;
  box-shadow:0 18px 70px rgba(0,0,0,.28);
}

.isg-offer-dialog::backdrop {
  background:rgba(0,0,0,.48);
}

.isg-offer-dialog__bar {
  box-sizing:border-box;
  height:52px;
  display:flex;
  align-items:center;
  justify-content:flex-end;
  padding:8px 12px;
  border-bottom:1px solid rgba(0,0,0,.12);
}

.isg-offer-dialog__close {
  border:0;
  background:transparent;
  color:#111;
  font:inherit;
  font-size:15px;
  cursor:pointer;
  padding:6px 8px;
}

.isg-offer-dialog iframe {
  display:block;
  width:100%;
  height:calc(100% - 52px);
  border:0;
}

@media (max-width:640px) {
  .isg-public-main {
    width:min(100% - 28px,760px);
    padding:46px 0 58px;
  }

  .isg-public-intro p {
    font-size:16px;
  }
}