/* ============================================================
   FAQ — LAYOUT C
   Two-column accordion grid. Questions split into two columns.
   Each column has its own independent accordion behavior.
   ============================================================ */

.faq-c {
  padding: 6rem 0;
  background-color: var(--color-surface);
  transition: background-color 0.4s ease;
}

.faq-c-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 4rem;
}

.faq-c-header .section-subtitle { margin: 0 auto; }

.faq-c-contact-nudge {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-top: 1rem;
}

.faq-c-contact-nudge a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: text-decoration-color 0.2s ease;
}

.faq-c-contact-nudge a:hover {
  text-decoration-color: var(--color-primary);
}

/* ── Two-col grid ──────────────────────────────────────── */
.faq-c-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 4rem;
  align-items: start;
}

/* ── Column ────────────────────────────────────────────── */
.faq-c-col {
  border-top: 1px solid var(--color-border);
}

/* ── Item ──────────────────────────────────────────────── */
.faq-c-item {
  border-bottom: 1px solid var(--color-border);
  transition: border-color 0.3s ease;
}

.faq-c-item.is-open { border-bottom-color: var(--color-primary); }

.faq-c-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem 0;
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  user-select: none;
}

.faq-c-question-text {
  font-family: var(--font-heading);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--color-heading);
  line-height: 1.4;
  transition: color 0.2s ease;
}

.faq-c-item.is-open .faq-c-question-text { color: var(--color-primary); }

.faq-c-icon {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  transition: all 0.3s ease;
  background-color: var(--card-bg);
}

.faq-c-item.is-open .faq-c-icon {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  transform: rotate(45deg);
}

.faq-c-icon svg {
  width: 10px; height: 10px;
  stroke: var(--color-text-muted); fill: none;
  stroke-width: 2.5; stroke-linecap: round;
  transition: stroke 0.3s ease;
}

.faq-c-item.is-open .faq-c-icon svg { stroke: var(--color-btn-text); }

.faq-c-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-c-item.is-open .faq-c-answer { max-height: 300px; }

.faq-c-answer-inner {
  padding-bottom: 1.35rem;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 768px) {
  .faq-c-grid { grid-template-columns: 1fr; gap: 0; }
  .faq-c-col:last-child { border-top: none; }
}