.page-faq {
  --faq-accent: var(--color-fluoro-green);
  --faq-accent-orange: var(--color-vibrant-orange);
  --faq-space: var(--color-deep-space);
  --faq-paper: var(--color-warm-paper);
  --faq-ink: var(--color-ink-dark);
  --faq-muted: var(--color-ink-muted);
  --faq-line: var(--color-line-light);
  --faq-dark-line: var(--color-line-dark);
  --faq-radius: 12px;
}

.page-faq__hero {
  background: var(--faq-paper);
  border-bottom: 1px solid var(--faq-line);
  position: relative;
  overflow: hidden;
}

.page-faq__hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 38%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, transparent 68%, rgba(198, 244, 50, 0.14) 68%, rgba(198, 244, 50, 0.14) 100%);
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-faq__hero-inner {
  padding-top: 3.5rem;
  padding-bottom: 3rem;
  position: relative;
  z-index: 1;
}

.page-faq__hero-text {
  max-width: 820px;
}

.page-faq__title {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.08;
  margin: 1rem 0 1.25rem;
  letter-spacing: -0.02em;
}

.page-faq__lede {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--faq-ink);
  max-width: 640px;
  margin-bottom: 2rem;
}

.page-faq__search {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--color-glass-light);
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
  padding: 0.75rem 1.25rem;
  max-width: 520px;
  transition: border-color 0.2s ease;
}

.page-faq__search:focus-within {
  border-color: var(--faq-space);
}

.page-faq__search-icon {
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--faq-muted);
  line-height: 1;
}

.page-faq__search-input {
  flex: 1;
  border: none;
  background: transparent;
  font-family: var(--font-base);
  font-size: 0.95rem;
  color: var(--faq-ink);
  outline: none;
  padding: 0.2rem 0;
}

.page-faq__search-input::placeholder {
  color: var(--faq-muted);
  opacity: 0.7;
}

.page-faq__search-tip {
  margin-top: 0.875rem;
  color: var(--faq-muted);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
}

.page-faq__body {
  padding-top: 3rem;
  padding-bottom: 4rem;
}

.page-faq__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.page-faq__sidebar {
  order: 2;
}

.page-faq__sidebar-card {
  background: var(--faq-space);
  border-radius: var(--faq-radius);
  padding: 1.75rem 1.5rem;
  position: relative;
  overflow: hidden;
}

.page-faq__sidebar-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: linear-gradient(180deg, var(--faq-accent) 0%, var(--faq-accent-orange) 100%);
}

.page-faq__sidebar-figure {
  margin-bottom: 1.5rem;
  border-radius: var(--faq-radius);
  overflow: hidden;
}

.page-faq__sidebar-figure img {
  width: 100%;
  height: auto;
  display: block;
}

.page-faq__sidebar-label {
  display: block;
  color: var(--faq-accent);
  margin-bottom: 0.875rem;
}

.page-faq__index {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.page-faq__index-item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.625rem 0.75rem;
  border-radius: 6px;
  text-decoration: none;
  color: rgba(255, 255, 255, 0.82);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.page-faq__index-item:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--faq-accent);
}

.page-faq__index-num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 900;
  color: var(--faq-accent-orange);
  min-width: 1.75rem;
}

.page-faq__index-text {
  font-size: 0.9rem;
  font-weight: 600;
}

.page-faq__sidebar-note {
  margin-top: 1.25rem;
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  background: rgba(198, 244, 50, 0.06);
  border: 1px solid var(--faq-dark-line);
  border-radius: var(--faq-radius);
  padding: 1rem 1.25rem;
}

.page-faq__note-dot {
  flex-shrink: 0;
  margin-top: 0.25rem;
}

.page-faq__note-text {
  font-size: 0.85rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.82);
  margin: 0;
}

.page-faq__content {
  order: 1;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.page-faq__category-head {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  border-bottom: 2px solid var(--faq-space);
  padding-bottom: 1rem;
  margin-bottom: 0.75rem;
}

.page-faq__category-index {
  flex-shrink: 0;
}

.page-faq__category-title-box {
  flex: 1;
  min-width: 180px;
}

.page-faq__category-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 800;
  color: var(--faq-accent);
  letter-spacing: 0.12em;
  margin-bottom: 0.2rem;
}

.page-faq__category-tag--orange {
  color: var(--faq-accent-orange);
}

.page-faq__category-tag--green {
  color: #5a7a00;
}

.page-faq__category-title {
  font-size: 1.65rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--faq-space);
}

.page-faq__category-desc {
  font-size: 0.95rem;
  color: var(--faq-muted);
  line-height: 1.7;
  margin: 0 0 1.25rem;
}

.page-faq__qalist {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-left: 3px solid var(--faq-line);
  padding-left: 0;
}

.page-faq__item {
  background: var(--color-glass-light);
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-faq__item:hover {
  border-color: var(--faq-space);
  transform: translateY(-2px);
}

.page-faq__question {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  cursor: pointer;
  padding: 1.1rem 1.25rem;
  list-style: none;
  user-select: none;
}

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

.page-faq__q-num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.8rem;
  color: var(--faq-accent-orange);
  background: rgba(255, 106, 0, 0.08);
  border-radius: 4px;
  padding: 0.25rem 0.5rem;
  flex-shrink: 0;
}

.page-faq__q-text {
  flex: 1;
  font-weight: 700;
  font-size: 1rem;
  color: var(--faq-ink);
  line-height: 1.5;
}

.page-faq__q-icon {
  position: relative;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.page-faq__q-icon::before,
.page-faq__q-icon::after {
  content: "";
  position: absolute;
  background: var(--faq-space);
  transition: opacity 0.2s ease;
}

.page-faq__q-icon::before {
  top: 7px;
  left: 0;
  width: 16px;
  height: 2px;
}

.page-faq__q-icon::after {
  top: 0;
  left: 7px;
  width: 2px;
  height: 16px;
}

.page-faq__item[open] .page-faq__q-icon::after {
  opacity: 0;
}

.page-faq__answer {
  padding: 0.25rem 1.25rem 1.25rem 2.875rem;
  border-top: 1px dashed var(--faq-line);
  margin-top: 0.25rem;
}

.page-faq__answer p {
  margin: 0 0 0.75rem;
  margin-top: 0.875rem;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--faq-ink);
}

.page-faq__answer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.875rem;
}

.page-faq__contact-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  background: var(--faq-space);
  border-radius: var(--faq-radius);
  padding: 1.75rem;
  margin-top: 1.5rem;
}

.page-faq__contact-figure {
  margin: 0;
  border-radius: var(--faq-radius);
  overflow: hidden;
}

.page-faq__contact-figure img {
  width: 100%;
  height: auto;
  display: block;
}

.page-faq__contact-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.75rem;
}

.page-faq__contact-row {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding-bottom: 0.625rem;
  border-bottom: 1px solid var(--faq-dark-line);
}

.page-faq__contact-label {
  min-width: 4.5rem;
  color: var(--faq-accent);
  font-size: 0.7rem;
  padding-top: 0.2rem;
}

.page-faq__contact-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  word-break: break-all;
  transition: color 0.2s ease;
}

a.page-faq__contact-value:hover {
  color: var(--faq-accent);
}

.page-faq__contact-note {
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.66);
  margin: 0.25rem 0 0.5rem;
}

.page-faq__contact-btn {
  align-self: flex-start;
  margin-top: 0.25rem;
}

.page-faq__trust {
  background: var(--faq-space);
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.page-faq__trust-inner {
  max-width: 780px;
}

.page-faq__trust-text {
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.82);
  margin: 1.25rem 0 0;
}

.page-faq__trust-link {
  color: var(--faq-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

.page-faq__trust-link:hover {
  color: var(--faq-accent-orange);
}

@media (min-width: 768px) {
  .page-faq__hero-inner {
    padding-top: 4.5rem;
    padding-bottom: 4rem;
  }

  .page-faq__layout {
    grid-template-columns: 300px 1fr;
    gap: 3rem;
    align-items: start;
  }

  .page-faq__sidebar {
    order: 1;
    position: sticky;
    top: 7rem;
  }

  .page-faq__content {
    order: 2;
  }

  .page-faq__contact-card {
    grid-template-columns: 240px 1fr;
    padding: 2rem;
  }

  .page-faq__contact-figure {
    grid-row: 1 / span 3;
  }
}

@media (min-width: 1024px) {
  .page-faq__layout {
    grid-template-columns: 340px 1fr;
  }
}