/* ============================================================
   VERTEX-MT — FAQ page styles
   ============================================================ */

/* ---- Hero ---- */
.faq-hero {
  padding-top: 12rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--ink-line);
  position: relative;
  overflow: hidden;
}
.faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 70% at 20% 0%, var(--copper-glow) 0%, transparent 60%);
  pointer-events: none;
}
.faq-hero__inner { position: relative; z-index: 1; }
.faq-hero__title {
  font-size: var(--fs-mega);
  line-height: 0.92;
  letter-spacing: -0.025em;
  max-width: 14ch;
  position: relative;
  z-index: 1;
}
.faq-hero__lead {
  color: var(--paper-dim);
  font-size: 1.1rem;
  line-height: 1.6;
  max-width: 46ch;
  margin-top: 1.5rem;
  position: relative;
  z-index: 1;
}

/* ---- Section ---- */
.faq-section {
  padding-block: var(--pad-section);
}

/* ---- Category ---- */
.faq-category {
  margin-bottom: 3rem;
}
.faq-category:last-child {
  margin-bottom: 0;
}
.faq-category__title {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  color: var(--copper);
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--ink-line);
}

/* ---- List ---- */
.faq-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--ink-line);
  background: var(--ink-base);
}

/* ---- Item ---- */
.faq-item {
  border-bottom: 1px solid var(--ink-line-soft);
}
.faq-item:last-child {
  border-bottom: none;
}

.faq-item__question {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1.5rem;
  background: transparent;
  border: none;
  color: var(--paper);
  font-family: var(--font-display);
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
  line-height: 1.5;
  word-break: break-word;
  transition: background var(--t-fast) var(--ease-out), color var(--t-fast) var(--ease-out);
}
.faq-item__question:hover {
  background: var(--ink-raised);
  color: var(--copper-bright);
}

.faq-item__icon {
  width: 20px;
  height: 20px;
  align-self: flex-end;
  transition: transform var(--t-med) var(--ease-out);
  color: var(--paper-faint);
}
.faq-item__question[aria-expanded="true"] .faq-item__icon {
  transform: rotate(180deg);
  color: var(--copper);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--t-med) var(--ease-out);
}
.faq-item__answer-inner {
  padding: 0 1.5rem 1.5rem;
  color: var(--paper-dim);
  line-height: 1.7;
  font-size: 0.95rem;
  word-break: break-word;
}

/* ---- Empty state ---- */
.faq-empty {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--paper-faint);
  font-size: var(--fs-small);
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .faq-hero { padding-top: 9rem; }
  .faq-hero__title { font-size: var(--fs-h1); }
  
  .faq-item__question {
    padding: 1.25rem 1rem;
    font-size: 0.95rem;
    gap: 1rem;
  }
  .faq-item__answer-inner {
    padding: 0 1rem 1.25rem;
    font-size: 0.9rem;
  }
}