.page-faq {
  --faq-hero-min-height: 240px;
  --faq-index-width: 280px;
  --faq-card-radius: var(--radius-lg);
  --faq-gap: var(--spacing-xl);
  --faq-accent-line: var(--color-secondary);
  --faq-search-bg: rgba(255, 255, 255, 0.06);
  --faq-search-border: var(--color-border);
  --faq-index-border: var(--color-border);
  --faq-index-hover: rgba(255, 107, 53, 0.08);

  display: block;
  width: 100%;
  background-color: var(--color-bg-dark);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  position: relative;
}

/* ========== HERO ========== */
.page-faq__hero {
  position: relative;
  min-height: var(--faq-hero-min-height);
  display: flex;
  align-items: center;
  padding: var(--spacing-2xl) 0;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(0, 61, 122, 0.25) 0%, rgba(10, 15, 30, 0.95) 70%);
}
.page-faq__hero-bg {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(ellipse at 20% 50%, rgba(255, 107, 53, 0.08) 0%, transparent 60%),
                    radial-gradient(ellipse at 80% 20%, rgba(255, 215, 0, 0.05) 0%, transparent 50%);
  pointer-events: none;
}
.page-faq__container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  position: relative;
  z-index: 1;
}
.page-faq__breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
  font-size: var(--size-sm);
  color: var(--color-text-secondary);
}
.page-faq__breadcrumb-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-faq__breadcrumb-link:hover {
  color: var(--color-secondary);
}
.page-faq__breadcrumb-sep {
  color: var(--color-border);
  margin: 0 2px;
}
.page-faq__breadcrumb-current {
  color: var(--color-text-primary);
  font-weight: var(--weight-medium);
}
.page-faq__title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: clamp(var(--size-2xl), 5vw, var(--size-4xl));
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 0 var(--spacing-sm);
  color: var(--color-text-primary);
}
.page-faq__subtitle {
  font-size: var(--size-base);
  color: var(--color-text-secondary);
  max-width: 620px;
  margin: 0 0 var(--spacing-lg);
  line-height: 1.6;
}
.page-faq__search {
  position: relative;
  max-width: 480px;
}
.page-faq__search-input {
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 2.75rem;
  background-color: var(--faq-search-bg);
  border: 1px solid var(--faq-search-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-size: var(--size-base);
  font-family: var(--font-body);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.page-faq__search-input::placeholder {
  color: var(--color-text-secondary);
  opacity: 0.6;
}
.page-faq__search-input:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.15);
}
.page-faq__search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  pointer-events: none;
}

/* ========== LAYOUT ========== */
.page-faq__layout {
  display: flex;
  gap: var(--faq-gap);
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-3xl);
  align-items: flex-start;
}

/* ========== INDEX (sidebar) ========== */
.page-faq__index {
  flex: 0 0 var(--faq-index-width);
  position: sticky;
  top: calc(var(--header-height) + var(--spacing-lg));
  max-height: calc(100vh - var(--header-height) - var(--spacing-3xl));
  overflow-y: auto;
  padding: var(--spacing-lg);
  background-color: var(--color-bg-medium);
  border: 1px solid var(--faq-index-border);
  border-radius: var(--faq-card-radius);
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}
.page-faq__index::-webkit-scrollbar {
  width: 4px;
}
.page-faq__index::-webkit-scrollbar-thumb {
  background-color: var(--color-border);
  border-radius: 2px;
}
.page-faq__index-title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--size-lg);
  margin: 0 0 var(--spacing-md);
  color: var(--color-text-primary);
  letter-spacing: -0.01em;
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--color-accent);
}
.page-faq__index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}
.page-faq__index-item {
  margin: 0;
}
.page-faq__index-link {
  display: block;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--size-sm);
  font-weight: var(--weight-medium);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  line-height: 1.4;
}
.page-faq__index-link:hover,
.page-faq__index-link:focus {
  background-color: var(--faq-index-hover);
  color: var(--color-secondary);
}
.page-faq__index-icon {
  display: block;
  margin: var(--spacing-lg) auto 0;
  opacity: 0.3;
  width: 60px;
  height: auto;
}

/* ========== ANSWERS ========== */
.page-faq__answers {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

/* ========== CARD ========== */
.page-faq__card {
  background-color: var(--color-bg-medium);
  border: 1px solid var(--color-border);
  border-radius: var(--faq-card-radius);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.page-faq__card:hover {
  border-color: rgba(255, 107, 53, 0.25);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}
.page-faq__card-heading {
  margin: 0;
  font-size: inherit;
  line-height: inherit;
}

/* ========== DETAILS / SUMMARY ========== */
.page-faq__details {
  display: block;
}
.page-faq__details[open] .page-faq__summary-icon {
  transform: rotate(180deg);
}
.page-faq__summary {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg) var(--spacing-xl);
  cursor: pointer;
  user-select: none;
  list-style: none;
  transition: background-color var(--transition-fast);
}
.page-faq__summary::-webkit-details-marker {
  display: none;
}
.page-faq__summary::marker {
  display: none;
  content: "";
}
.page-faq__summary:hover {
  background-color: rgba(255, 255, 255, 0.02);
}
.page-faq__summary-num {
  flex: 0 0 2.5rem;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: #fff;
  font-family: var(--font-mono);
  font-weight: var(--weight-bold);
  font-size: var(--size-sm);
  border-radius: 50%;
  letter-spacing: 0;
}
.page-faq__summary-text {
  flex: 1;
  font-family: var(--font-heading);
  font-weight: var(--weight-bold);
  font-size: var(--size-lg);
  color: var(--color-text-primary);
  letter-spacing: -0.01em;
}
.page-faq__summary-icon {
  flex: 0 0 auto;
  color: var(--color-secondary);
  transition: transform var(--transition-base);
  display: flex;
  align-items: center;
}

/* ========== ANSWER CONTENT ========== */
.page-faq__answer {
  padding: 0 var(--spacing-xl) var(--spacing-xl);
  border-top: 1px solid var(--color-border);
  padding-top: var(--spacing-lg);
  animation: faqFadeIn 0.35s ease-out;
}
@keyframes faqFadeIn {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.page-faq__answer-text {
  margin: 0 0 var(--spacing-md);
  color: var(--color-text-primary);
  font-size: var(--size-base);
  line-height: 1.7;
}
.page-faq__answer-text:last-of-type {
  margin-bottom: var(--spacing-md);
}
.page-faq__answer-list {
  margin: 0 0 var(--spacing-md);
  padding-left: var(--spacing-xl);
  color: var(--color-text-primary);
  font-size: var(--size-base);
  line-height: 1.7;
}
.page-faq__answer-list li {
  margin-bottom: var(--spacing-sm);
}
.page-faq__answer-list li strong {
  color: var(--color-accent);
  font-weight: var(--weight-bold);
}
.page-faq__answer-note {
  margin: var(--spacing-md) 0 0;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: rgba(255, 215, 0, 0.06);
  border-left: 3px solid var(--color-accent);
  color: var(--color-text-secondary);
  font-size: var(--size-sm);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.page-faq__answer-note--contact {
  background-color: rgba(0, 61, 122, 0.1);
  border-left-color: var(--color-primary);
}
.page-faq__answer-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-md);
  text-decoration: none;
}
.page-faq__answer-img-wrapper {
  margin: var(--spacing-md) 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-bg-light);
  max-width: 500px;
}
.page-faq__answer-img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-faq__answer-icon-inline {
  display: block;
  margin: var(--spacing-md) 0 0;
  width: 48px;
  height: auto;
  opacity: 0.4;
}

/* ========== CONTACT GRID ========== */
.page-faq__contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
}
.page-faq__contact-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--spacing-md);
  background-color: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-primary);
}
.page-faq__contact-label {
  font-size: var(--size-xs);
  font-weight: var(--weight-bold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.page-faq__contact-value {
  font-size: var(--size-base);
  color: var(--color-text-primary);
  font-weight: var(--weight-medium);
}
.page-faq__contact-value a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.page-faq__contact-value a:hover {
  color: var(--color-secondary-hover);
  text-decoration: underline;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 820px) {
  .page-faq__layout {
    flex-direction: column;
    gap: var(--spacing-lg);
  }
  .page-faq__index {
    position: static;
    flex: none;
    width: 100%;
    max-height: none;
    overflow-y: visible;
    padding: var(--spacing-md);
  }
  .page-faq__index-list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
  }
  .page-faq__index-item {
    flex: 0 0 auto;
  }
  .page-faq__index-link {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--size-xs);
  }
  .page-faq__index-icon {
    display: none;
  }
  .page-faq__summary {
    padding: var(--spacing-md);
  }
  .page-faq__answer {
    padding: 0 var(--spacing-md) var(--spacing-md);
    padding-top: var(--spacing-md);
  }
  .page-faq__summary-text {
    font-size: var(--size-base);
  }
  .page-faq__summary-num {
    flex: 0 0 2rem;
    width: 2rem;
    height: 2rem;
    font-size: var(--size-xs);
  }
  .page-faq__contact-grid {
    grid-template-columns: 1fr;
  }
  .page-faq__hero {
    min-height: 180px;
    padding: var(--spacing-lg) 0;
  }
  .page-faq__title {
    font-size: var(--size-2xl);
  }
  .page-faq__search-input {
    font-size: var(--size-sm);
    padding: 0.6rem 1rem 0.6rem 2.5rem;
  }
}

@media (min-width: 821px) and (max-width: 1024px) {
  .page-faq__index {
    flex: 0 0 220px;
    padding: var(--spacing-md);
  }
  .page-faq__index-link {
    font-size: var(--size-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
  }
}

/* ========== UTILITY OVERRIDES ========== */
.page-faq .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ========== CARD GLASS LEGACY ========== */
.page-faq .card--glass {
  backdrop-filter: blur(2px);
  background-color: rgba(26, 35, 50, 0.85);
}