.faq-app {
  --faq-text: #0f172a;
  --faq-muted: #475569;
  --faq-brand: #2d53a0;
  --faq-card: #f1f5f9;
  --faq-border: #e2e8f0;
  --faq-ring: rgba(45, 83, 160, 0.35);

  color: var(--faq-text);
  line-height: 1.6;
}

.faq-app__header {
  margin-bottom: clamp(1rem, 2vw, 2rem);
  text-align: left;
}

.faq-app__title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.2;
  margin: 0 0 0.35rem;
  color: var(--faq-text);
}

.faq-app__subtitle {
  color: var(--faq-muted);
  font-size: clamp(0.95rem, 2vw, 1.05rem);
  margin: 0;
}

.faq-app__subtitle a {
  color: var(--faq-brand);
  text-decoration: underline;
}

.faq-app__grid {
  display: grid;
  gap: 0.75rem;
}

.faq-app__item {
  background: var(--faq-card);
  border: 1px solid var(--faq-border);
  border-radius: 0.75rem;
  overflow: hidden;
}

.faq-app__summary {
  cursor: pointer;
  list-style: none;
  padding: 1rem 1.125rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  outline: none;
}

.faq-app__summary::-webkit-details-marker {
  display: none;
}

.faq-app__marker {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--faq-brand);
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  background: #fff;
}

.faq-app__marker::after {
  content: "+";
  font-weight: 700;
  color: var(--faq-brand);
}

.faq-app__item[open] .faq-app__marker::after {
  content: "–";
}

.faq-app__item[open] .faq-app__summary {
  box-shadow: 0 0 0 3px var(--faq-ring) inset;
}

.faq-app__answer {
  padding: 0 1.125rem 1rem;
  color: var(--faq-text);
  border-top: 1px solid var(--faq-border);
  background: #eef3fb;
  text-align: left;
}

.faq-app__answer p {
  margin: 0.9rem 0 0;
}

.faq-app__answer ul {
  margin: 0.5rem 0 0 1.25rem;
  padding: 0;
}

.faq-app__answer li {
  margin: 0.25rem 0;
}

@media (max-width: 480px) {
  .faq-app__summary {
    padding: 0.875rem 1rem;
  }

  .faq-app__answer {
    padding: 0 1rem 0.875rem;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .faq-app__item[open] .faq-app__answer {
    animation: faqAppFadeIn 220ms ease-out;
  }

  @keyframes faqAppFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
  }
}