.page-faq {
  --faq-grid: minmax(220px, 280px) minmax(0, 880px);
  --faq-radius: 24px;
  --faq-surface: rgba(30, 33, 42, 0.72);
  --faq-surface-strong: #1E212A;
  --faq-border: rgba(255, 255, 255, 0.06);
  --faq-neon: linear-gradient(90deg, #E5368A, #00D4FF);
  --faq-focus: 0 0 0 3px rgba(0, 212, 255, 0.22);
}

.page-faq .content-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-unit);
  box-sizing: border-box;
}

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(229, 54, 138, 0.06), rgba(0, 212, 255, 0.04)), #0D0E13;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--faq-neon);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -80px;
  top: 40px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(229, 54, 138, 0.12), transparent 70%);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: center;
  padding: 36px var(--space-unit) 40px;
  position: relative;
  z-index: 1;
}

.page-faq .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: #9BA3A0;
  margin-bottom: 18px;
}

.page-faq .breadcrumb a {
  color: #9BA3A0;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-faq .breadcrumb a:hover {
  color: #00D4FF;
}

.page-faq .breadcrumb .sep {
  opacity: 0.5;
}

.page-faq .faq-hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #00D4FF;
  margin-bottom: 10px;
}

.page-faq .faq-hero__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.8rem, 5.2vw, 3rem);
  line-height: 1.18;
  color: #E8EAF0;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
}

.page-faq .faq-hero__lead {
  font-size: 15px;
  line-height: 1.8;
  color: #9BA3A0;
  max-width: 560px;
  margin: 0 0 24px;
}

.page-faq .faq-search {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #1E212A;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-pill);
  padding: 10px 18px;
  max-width: 480px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.page-faq .faq-search:focus-within {
  border-color: rgba(0, 212, 255, 0.6);
  box-shadow: var(--faq-focus);
}

.page-faq .faq-search__icon {
  color: #9BA3A0;
  display: flex;
  flex-shrink: 0;
}

.page-faq .faq-search__field {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: #E8EAF0;
  font-size: 14px;
  font-family: var(--font-sans);
}

.page-faq .faq-search__field::placeholder {
  color: #6A7280;
}

.page-faq .faq-hero__visual {
  width: 100%;
  max-width: 800px;
  height: auto;
  border-radius: var(--faq-radius);
  border: 1px solid rgba(255, 255, 255, 0.04);
  object-fit: cover;
  display: block;
}

.page-faq .faq-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 28px var(--space-unit) 56px;
  max-width: 1200px;
  margin: 0 auto;
}

.page-faq .faq-sidebar__card {
  background: var(--faq-surface);
  border: 1px solid var(--faq-border);
  border-radius: var(--faq-radius);
  padding: 20px;
  backdrop-filter: blur(8px);
}

.page-faq .faq-sidebar__visual {
  width: 100%;
  max-width: 300px;
  height: auto;
  border-radius: 16px;
  object-fit: cover;
  display: block;
  margin-bottom: 18px;
}

.page-faq .faq-sidebar__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #9BA3A0;
  margin: 0 0 14px;
}

.page-faq .faq-filter-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-filter-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: #E8EAF0;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--faq-border);
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.page-faq .faq-filter-link:hover {
  background: rgba(0, 212, 255, 0.08);
  border-color: rgba(0, 212, 255, 0.3);
  transform: translateY(-1px);
}

.page-faq .faq-filter-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mark);
  flex-shrink: 0;
}

.page-faq .faq-sidebar__note {
  background: rgba(229, 54, 138, 0.05);
  border: 1px solid rgba(229, 54, 138, 0.14);
  border-radius: var(--faq-radius);
  padding: 20px;
  margin-top: 16px;
}

.page-faq .faq-sidebar__note-title {
  font-size: 15px;
  font-weight: 700;
  color: #E8EAF0;
  margin: 0 0 8px;
}

.page-faq .faq-sidebar__note p {
  font-size: 13px;
  line-height: 1.7;
  color: #9BA3A0;
  margin: 0 0 12px;
}

.page-faq .faq-sidebar__link {
  display: inline-block;
  font-size: 13px;
  color: #E8EAF0;
  text-decoration: none;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--faq-neon);
  background-size: 120% 120%;
  transition: box-shadow var(--transition-fast), transform var(--transition-fast);
}

.page-faq .faq-sidebar__link:hover {
  box-shadow: 0 4px 20px rgba(229, 54, 138, 0.3);
  transform: translateY(-1px);
}

.page-faq .faq-content {
  min-width: 0;
}

.page-faq .faq-section {
  margin-bottom: 40px;
  scroll-margin-top: 20px;
}

.page-faq .faq-section__header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--faq-border);
}

.page-faq .faq-section .chapter-index {
  font-family: var(--font-mono);
  font-size: 13px;
  color: #00D4FF;
  letter-spacing: 0.06em;
}

.page-faq .faq-section__title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.2rem, 2.4vw, 1.5rem);
  color: #E8EAF0;
  margin: 0;
  line-height: 1.3;
}

.page-faq .faq-section__desc {
  font-size: 13px;
  color: #9BA3A0;
  margin: 0;
  width: 100%;
}

.page-faq .faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .faq-item {
  background: var(--faq-surface);
  border: 1px solid var(--faq-border);
  border-radius: 18px;
  overflow: hidden;
  transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.page-faq .faq-item[open] {
  background: #2B3A32;
  border-color: rgba(74, 93, 78, 0.5);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}

.page-faq .faq-item:hover {
  border-color: rgba(255, 255, 255, 0.12);
}

.page-faq .faq-question {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 20px;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

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

.page-faq .faq-question__icon {
  color: #9BA3A0;
  display: flex;
  flex-shrink: 0;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.page-faq .faq-item[open] .faq-question__icon {
  color: #00D4FF;
  transform: scale(1.05);
}

.page-faq .faq-question__text {
  flex: 1;
  font-size: 15px;
  font-weight: 500;
  color: #E8EAF0;
  line-height: 1.5;
}

.page-faq .faq-item[open] .faq-question__text {
  color: #F2EDE4;
}

.page-faq .faq-question__mark {
  position: relative;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.2);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.page-faq .faq-question__mark::before,
.page-faq .faq-question__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #9BA3A0;
  transition: background var(--transition-fast);
}

.page-faq .faq-question__mark::before {
  width: 8px;
  height: 1.5px;
}

.page-faq .faq-question__mark::after {
  width: 1.5px;
  height: 8px;
}

.page-faq .faq-item[open] .faq-question__mark {
  border-color: transparent;
  background: var(--faq-neon);
}

.page-faq .faq-item[open] .faq-question__mark::before,
.page-faq .faq-item[open] .faq-question__mark::after {
  background: #0D0E13;
}

.page-faq .faq-item[open] .faq-question__mark::after {
  display: none;
}

.page-faq .faq-answer {
  padding: 0 20px 20px 52px;
  font-size: 14px;
  line-height: 1.8;
  color: #C8CDD6;
}

.page-faq .faq-answer p {
  margin: 0 0 10px;
}

.page-faq .faq-answer ul {
  margin: 0 0 10px;
  padding-left: 18px;
}

.page-faq .faq-answer li {
  margin-bottom: 4px;
}

.page-faq .faq-answer strong {
  color: #F2EDE4;
  font-weight: 600;
}

.page-faq .faq-answer__link {
  display: inline-block;
  margin-top: 6px;
  color: #00D4FF;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border-bottom: 1px solid rgba(0, 212, 255, 0.3);
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.page-faq .faq-answer__link:hover {
  border-color: #00D4FF;
  color: #E8EAF0;
}

.page-faq .faq-secondary {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: 12px;
}

.page-faq .faq-secondary__card {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--faq-border);
  border-radius: 20px;
  padding: 18px 20px;
  text-decoration: none;
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.page-faq .faq-secondary__card:hover {
  background: rgba(0, 212, 255, 0.05);
  border-color: rgba(0, 212, 255, 0.2);
  transform: translateY(-2px);
}

.page-faq .faq-secondary__index {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  font-family: var(--font-mono);
  font-size: 16px;
  color: #0D0E13;
  background: var(--faq-neon);
  flex-shrink: 0;
}

.page-faq .faq-secondary__card:last-child .faq-secondary__index {
  background: linear-gradient(135deg, #4A5D4E, #2B3A32);
  color: #F2EDE4;
}

.page-faq .faq-secondary__copy {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-faq .faq-secondary__title {
  font-size: 14px;
  font-weight: 600;
  color: #E8EAF0;
  line-height: 1.5;
}

.page-faq .faq-secondary__desc {
  font-size: 12px;
  color: #9BA3A0;
  line-height: 1.5;
}

.page-faq .faq-secondary__arrow {
  font-size: 20px;
  color: #9BA3A0;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.page-faq .faq-secondary__card:hover .faq-secondary__arrow {
  color: #00D4FF;
  transform: translateX(3px);
}

.page-faq .scroll-fade {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s cubic-bezier(0.2, 0.7, 0.3, 1), transform 0.6s cubic-bezier(0.2, 0.7, 0.3, 1);
}

.page-faq .scroll-fade.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 720px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    padding: 48px var(--space-unit) 56px;
  }

  .page-faq .faq-body {
    grid-template-columns: var(--faq-grid);
    padding: 36px var(--space-unit) 72px;
    gap: 36px;
  }

  .page-faq .faq-sidebar__card {
    padding: 24px;
    position: sticky;
    top: 24px;
  }

  .page-faq .faq-filter-list {
    flex-direction: column;
    gap: 4px;
  }

  .page-faq .faq-filter-link {
    width: 100%;
    padding: 10px 14px;
    justify-content: flex-start;
    border-radius: 14px;
  }

  .page-faq .faq-section__desc {
    width: auto;
    margin-left: auto;
  }

  .page-faq .faq-secondary {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hero__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 16px;
    padding-right: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-question__mark,
  .page-faq .faq-secondary__card,
  .page-faq .faq-filter-link {
    transition: none;
  }

  .page-faq .scroll-fade {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.page-faq {
  --mark: transparent;
}