.hpq-calc {
  margin: 1.5rem 0 2rem;
  padding: 1.25rem 1.35rem;
  border: 1px solid rgba(84, 162, 158, 0.35);
  border-radius: 10px;
  background: linear-gradient(180deg, #f7fbfb 0%, #ffffff 100%);
}

.hpq-calc h2 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
}

.hpq-calc__note {
  margin: 0 0 1rem;
  color: #525252;
  font-size: 0.95rem;
}

.hpq-calc__grid {
  display: grid;
  gap: 0.75rem;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  align-items: end;
}

.hpq-calc__grid label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.hpq-calc__grid input,
.hpq-calc__grid select {
  font: inherit;
  padding: 0.55rem 0.65rem;
  border: 1px solid #c3c4c7;
  border-radius: 6px;
  background: #fff;
}

.hpq-calc__result {
  margin: 1rem 0 0.5rem;
  padding: 0.85rem 1rem;
  border-radius: 8px;
  background: #eef7f6;
  min-height: 1.4em;
  font-weight: 600;
}

.hpq-calc__links {
  margin: 0.5rem 0 0;
  font-size: 0.92rem;
}

.hpq-calc__links a {
  color: #2f6562;
}

@media (max-width: 640px) {
  .hpq-calc {
    padding: 1rem;
  }
  .hpq-calc__grid {
    grid-template-columns: 1fr;
  }
  .hpq-calc__grid input,
  .hpq-calc__grid select,
  .hpq-calc [data-hpq-run] {
    width: 100%;
    min-height: 44px;
  }
  .hpq-table-wrap,
  .hhp-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

/* Sticky inquiry CTA on tool/content pages (mobile CTR) */
.hpq-mobile-cta {
  display: none;
}

@media (max-width: 768px) {
  .hpq-mobile-cta {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 90;
    gap: 0.5rem;
    padding: 0.65rem 0.85rem calc(0.65rem + env(safe-area-inset-bottom));
    background: rgba(18, 42, 40, 0.96);
    box-shadow: 0 -4px 18px rgba(0, 0, 0, 0.18);
  }
  .hpq-mobile-cta a {
    flex: 1;
    text-align: center;
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.7rem 0.5rem;
    border-radius: 8px;
    background: #2f9e95;
  }
  .hpq-mobile-cta a.hpq-mobile-cta--ghost {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.45);
  }
  body.hpq-has-mobile-cta {
    padding-bottom: 4.5rem;
  }
}