.product-interest-page-subtitle {
  margin-bottom: 1rem;
}

.product-interest-card {
  margin-top: 1rem;
}

.product-interest-intro {
  margin-top: 0;
}

.product-interest-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.product-options {
  display: grid;
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  border: 0;
  min-width: 0;
}

.product-options legend {
  margin-bottom: 0.5rem;
  padding: 0;
  font-weight: 700;
}

.product-option {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--phit-border);
  border-radius: 0.75rem;
  background: #fff;
}

.product-option:hover {
  background: var(--phit-primary-soft);
  border-color: rgba(240, 138, 36, 0.35);
}

.product-option input {
  width: auto;
  margin-top: 0.2rem;
  flex: 0 0 auto;
}

.product-option span {
  min-width: 0;
}

.product-interest-grid .product-option-choice {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0;
  font-weight: 600;
  cursor: pointer;
}

.product-interest-grid .product-option-choice input {
  width: auto;
  flex: 0 0 auto;
}

.product-option-value {
  margin: 0;
}

.product-option-proof {
  margin: 0;
}

.product-option-proof iframe {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 0;
  border-radius: 0.5rem;
}

.product-interest-grid label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.product-interest-grid input,
.product-interest-grid textarea {
  width: 100%;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--phit-border);
  border-radius: 0.6rem;
  background: var(--phit-bg);
  color: var(--phit-text);
}

.product-interest-grid textarea {
  min-height: 110px;
  resize: vertical;
}

.product-interest-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
}

@media (min-width: 900px) {
  .product-options {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.product-interest-feedback {
  margin: 0 0 1rem 0;
}

.product-interest-feedback-text {
  margin: 0;
}

.product-interest-feedback-error {
  border-color: #c0392b;
}

.product-interest-feedback-warning {
  border-color: #d68910;
}