.permanent-cost-guide .cost-byline {
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.permanent-cost-guide article a:not(.btn) {
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.permanent-cost-guide .cost-answer {
  margin: 2rem 0;
  padding: clamp(1.25rem, 4vw, 2rem);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-sm);
  background: var(--color-bg-alt);
}

.permanent-cost-guide .cost-answer h2 {
  margin-top: 0;
  font-size: clamp(1.4rem, 4vw, 1.85rem);
}

.permanent-cost-guide .cost-note,
.permanent-cost-guide figcaption {
  font-size: 0.9rem;
  color: var(--color-muted);
}

.permanent-cost-guide .cost-project-photo { margin: 2rem 0; }
.permanent-cost-guide .cost-project-photo img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
}
.permanent-cost-guide figcaption { margin-top: 0.75rem; }

.permanent-cost-guide .cost-calculation {
  overflow-x: auto;
  margin: 1.5rem 0 0.75rem;
}
.permanent-cost-guide table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
.permanent-cost-guide caption {
  text-align: left;
  font-weight: 600;
  padding-bottom: 0.75rem;
}
.permanent-cost-guide th,
.permanent-cost-guide td {
  text-align: left;
  padding: 0.85rem 0.65rem;
  border-bottom: 1px solid var(--color-border);
}
.permanent-cost-guide thead { background: var(--color-bg-alt); }
.permanent-cost-guide .cost-total {
  background: rgba(254, 196, 4, 0.12);
  font-weight: 700;
}
.permanent-cost-guide .cost-faq {
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

@media (max-width: 600px) {
  .permanent-cost-guide table { font-size: 0.85rem; }
  .permanent-cost-guide th,
  .permanent-cost-guide td { padding: 0.7rem 0.4rem; }
  .permanent-cost-guide main .btn { max-width: 100%; text-align: center; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html:has(.permanent-cost-guide) { scroll-behavior: auto; }
  .permanent-cost-guide *,
  .permanent-cost-guide *::before,
  .permanent-cost-guide *::after { transition: none !important; animation: none !important; }
}