.expansion-waitlist {
  margin: 1rem 0 0;
  border: 1px solid rgba(26, 58, 108, 0.12);
  border-radius: 12px;
  background: #f7f8fb;
}

.expansion-waitlist > summary {
  list-style: none;
  cursor: pointer;
  padding: 0.85rem 1rem;
  font-weight: 800;
  color: #0f2347;
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.expansion-waitlist > summary::-webkit-details-marker {
  display: none;
}

.expansion-waitlist > summary::after {
  content: "+";
  color: #c48a12;
  font-size: 1.15rem;
  line-height: 1;
  font-weight: 700;
}

.expansion-waitlist[open] > summary::after {
  content: "–";
}

.expansion-waitlist__form {
  padding: 0 1rem 1rem;
  border-top: 1px solid rgba(26, 58, 108, 0.08);
}

.expansion-waitlist__body {
  margin: 0.75rem 0 0.85rem;
  font-size: 0.92rem;
  line-height: 1.45;
  color: #6b7c93;
}

.expansion-waitlist__field {
  margin: 0 0 0.75rem;
}

.expansion-waitlist__field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 800;
  margin-bottom: 0.3rem;
  color: #0f2347;
}

.expansion-waitlist__field input {
  width: 100%;
  box-sizing: border-box;
  min-height: 44px;
  padding: 0.65rem 0.75rem;
  border: 1px solid #d0d7e2;
  border-radius: 10px;
  font: inherit;
  color: #0f2347;
  background: #fff;
}

.expansion-waitlist__hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.expansion-waitlist__err {
  margin: 0 0 0.65rem;
  color: #b42318;
  font-size: 0.88rem;
}

.expansion-waitlist__err[hidden] {
  display: none;
}

.expansion-waitlist__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.55rem 1rem;
  border: 0;
  border-radius: 10px;
  background: #1a3a6c;
  color: #fff;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.expansion-waitlist__btn:disabled {
  opacity: 0.65;
  cursor: wait;
}

.expansion-waitlist__ok {
  margin: 1rem 0 0;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(26, 58, 108, 0.12);
  background: #f7f8fb;
  color: #3d4f66;
  font-size: 0.92rem;
  line-height: 1.45;
}

.expansion-waitlist--panel {
  padding: 1rem 1rem 0.25rem;
}

.expansion-waitlist__heading {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
  color: #0f2347;
}

.expansion-waitlist--panel .expansion-waitlist__form {
  padding: 0 0 1rem;
  border-top: 0;
}