/* ═══════════════════════════════════════════════════════════
   NOVALYX WEB — HVAC SEO Landing Page Styles
   Used by: industries/hvac-seo.html only
   ═══════════════════════════════════════════════════════════ */

/* ── FAQ ACCORDION ── */
.faq-item {
  background: rgba(26, 26, 46, 0.6);
  border: 1px solid rgba(255, 107, 26, 0.12);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.3s ease;
}
.faq-item:has(.faq-question.open) {
  border-color: rgba(255, 107, 26, 0.35);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--cool-white);
  text-align: left;
  transition: color 0.3s ease;
}
.faq-question:hover { color: var(--orange-light); }
.faq-question.open  { color: var(--orange-light); }

.faq-icon {
  flex-shrink: 0;
  font-size: 0.85rem;
  color: var(--orange);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.faq-question.open .faq-icon { transform: rotate(45deg); }

.faq-answer {
  display: none;
  padding: 0 1.5rem 1.25rem;
}
.faq-answer.open { display: block; }
.faq-answer-inner p {
  font-family: 'Inter', sans-serif;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.8;
}

/* ── STAT / METRIC CARDS ── */
.metric-card {
  background: rgba(26, 26, 46, 0.7);
  border: 1px solid rgba(255, 107, 26, 0.2);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
}

/* ── TIMELINE STEPS ── */
.timeline-step {
  position: relative;
  padding-left: 3rem;
}
.timeline-step::before {
  content: attr(data-day);
  position: absolute;
  left: 0;
  top: 0;
  width: 2rem;
  height: 2rem;
  background: linear-gradient(135deg, var(--orange), var(--orange-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.7rem;
  color: #fff;
}
.timeline-step::after {
  content: '';
  position: absolute;
  left: 0.9375rem;
  top: 2.25rem;
  width: 1px;
  height: calc(100% + 0.75rem);
  background: linear-gradient(to bottom, var(--orange), transparent);
}
.timeline-step:last-child::after { display: none; }

/* ── CPC BADGE (hero) ── */
.cpc-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 8px;
  padding: 0.5rem 1rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: #fca5a5;
}

/* ── COMPARISON TABLE ROWS ── */
.compare-row-good { border-left: 3px solid #22c55e; }
.compare-row-bad  { border-left: 3px solid #ef4444; }

/* ── MOBILE POLISH ── */
@media (max-width: 640px) {
  .faq-question { font-size: 0.88rem; padding: 1rem 1.25rem; }
  .faq-answer   { padding: 0 1.25rem 1rem; }
}