.lead-confirmation {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: radial-gradient(circle at 15% 15%, #e8efff, #fafafa 65%);
}
.lead-card {
  width: 100%;
  max-width: 620px;
  background: #fff;
  border-top: 5px solid #1f71ff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 14px 48px #12315a1a;
  text-align: center;
}
.lead-brand { padding: 28px; background: #10233f; border-bottom: 1px solid #10233f; }
.lead-brand img { display: block; width: 158px; max-width: 100%; margin: auto; }
.lead-content { padding: 40px 32px; color: #21324b; }
.lead-check {
  display: inline-grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #edf8ef;
  color: #237d43;
  font-size: 32px;
  margin-bottom: 20px;
}
.lead-content h1 { font-size: clamp(24px, 5vw, 32px); line-height: 1.25; }
.lead-content p { margin: 16px 0 28px; color: #52637b; line-height: 1.7; }
.lead-button {
  display: inline-block;
  padding: 13px 25px;
  border-radius: 30px;
  background: #1f71ff;
  color: #fff;
  font-weight: 500;
}
.lead-button:hover { background: #155bce; }
.lead-button:focus-visible { outline: 3px solid #21324b; outline-offset: 4px; }
.lead-error {
  margin: 16px 0;
  padding: 12px 14px;
  border-radius: 8px;
  background: #fff3f3;
  color: #8d2323;
  font-size: 14px;
  line-height: 1.5;
}
.lead-error[hidden] { display: none; }
@media (max-width: 420px) {
  .lead-confirmation { padding: 16px; }
  .lead-content { padding: 32px 20px; }
}