.csc-card {
  max-width: 760px;
  margin: 24px auto;
  padding: 30px;
  border-radius: 22px;
  background: linear-gradient(180deg, #ffffff 0%, #fbfbfd 100%);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.10);
  border: 1px solid rgba(15, 23, 42, 0.08);
  font-family: inherit;
}
.csc-title {
  margin: 0 0 8px;
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.csc-intro {
  margin: 0 0 24px;
  color: #64748b;
  font-size: 16px;
}
.csc-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.csc-field {
  margin-bottom: 16px;
}
.csc-field label {
  display: block;
  margin-bottom: 7px;
  font-size: 14px;
  color: #334155;
  font-weight: 700;
}
.csc-field label span {
  color: #dc2626;
}
.csc-field input,
.csc-field select,
.csc-field textarea {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid #dbe3ef;
  background: #fff;
  border-radius: 14px;
  min-height: 48px;
  padding: 12px 14px;
  font-size: 15px;
  color: #0f172a;
  outline: none;
  transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.csc-field textarea {
  resize: vertical;
  min-height: 130px;
}
.csc-field input:focus,
.csc-field select:focus,
.csc-field textarea:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, .12);
}
.csc-muted-field input:disabled {
  background: #f8fafc;
  color: #64748b;
}
.csc-button {
  width: 100%;
  min-height: 52px;
  border: 0;
  border-radius: 999px;
  background: #0f172a;
  color: #fff;
  font-weight: 800;
  font-size: 16px;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, opacity .18s ease;
  box-shadow: 0 12px 25px rgba(15, 23, 42, .18);
}
.csc-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 32px rgba(15, 23, 42, .22);
}
.csc-button:disabled {
  opacity: .65;
  cursor: wait;
  transform: none;
}
.csc-response {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 14px;
  display: none;
  font-size: 14px;
}
.csc-response.is-success,
.csc-response.is-error {
  display: block;
}
.csc-response.is-success {
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}
.csc-response.is-error {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}
.csc-hp {
  position: absolute !important;
  left: -9999px !important;
  opacity: 0 !important;
}
@media (max-width: 700px) {
  .csc-card {
    padding: 22px;
    border-radius: 18px;
  }
  .csc-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
}