.page-faq {
  --faq-orange-glow: rgba(255, 69, 0, 0.14);
  --faq-green-soft: rgba(57, 255, 20, 0.08);
  --faq-shadow-tight: 6px 6px 0 rgba(0, 0, 0, 0.35);
}

.page-faq .page-hero__title {
  font-size: clamp(2.2rem, 7vw, 4.8rem);
  letter-spacing: 0.01em;
}

.page-faq .page-hero__lead {
  max-width: 760px;
  margin-top: 16px;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.page-faq .section-header {
  margin-top: 56px;
  margin-bottom: 12px;
}

.page-faq__searchbox {
  margin-top: 32px;
  padding: clamp(20px, 4vw, 40px);
  background:
    linear-gradient(135deg, var(--faq-green-soft), transparent 72%),
    var(--color-surface);
  border: var(--border-thin) solid var(--color-border);
  box-shadow: var(--shadow-strong);
  display: grid;
  gap: 16px;
  align-items: center;
}

.page-faq__search-label {
  color: var(--color-text-secondary);
  font-family: var(--font-body);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.page-faq__search-field {
  width: 100%;
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 14px 16px;
  outline: none;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-faq__search-field::placeholder {
  color: var(--color-text-secondary);
}

.page-faq__search-field:focus {
  border-color: var(--color-accent-green);
  box-shadow: 0 0 0 4px rgba(57, 255, 20, 0.12);
}

.page-faq__search-art {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--border-thin) solid var(--color-border);
}

.page-faq__faq-list {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.page-faq__faq-item {
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-border);
  box-shadow: var(--faq-shadow-tight);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.page-faq__faq-item[open] {
  border-color: var(--color-accent-orange);
}

@media (hover: hover) {
  .page-faq__faq-item:hover {
    border-color: var(--color-accent-green);
    transform: translateX(4px);
  }
}

.page-faq__faq-summary {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  list-style: none;
  padding: 18px 20px;
  font-family: var(--font-heading);
  font-size: clamp(1.05rem, 2.4vw, 1.3rem);
  color: var(--color-text-primary);
}

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

.page-faq__faq-num {
  flex: 0 0 auto;
  min-width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 8px;
  font-family: var(--font-number);
  font-size: 1.05rem;
  color: var(--color-accent-orange);
  background: var(--faq-orange-glow);
  border: 1px solid rgba(255, 69, 0, 0.35);
}

.page-faq__faq-answer {
  margin: 0;
  padding: 0 22px 20px 68px;
  color: var(--color-text-secondary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.6;
}

.page-faq__category-grid {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

.page-faq__category-card {
  padding: 24px;
  background: var(--color-surface);
}

.page-faq__category-title {
  margin: 0 0 16px;
  padding-left: 12px;
  border-left: 4px solid var(--color-accent-orange);
  font-family: var(--font-heading);
  font-size: 1.35rem;
  letter-spacing: 0.02em;
}

.page-faq__category-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq__category-link {
  display: inline-block;
  color: var(--color-accent-green);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.5;
  padding: 4px 0;
  border-bottom: 1px dashed rgba(57, 255, 20, 0.4);
  transition: padding-left 0.2s var(--ease);
}

.page-faq__category-link:hover {
  padding-left: 8px;
}

.page-faq__category-note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  line-height: 1.5;
}

.page-faq__guide {
  margin-top: 32px;
}

.page-faq__guide-lead {
  margin-top: 12px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  max-width: 780px;
}

.page-faq__steps-scroller {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 8px 4px 24px;
  margin-top: 24px;
}

.page-faq__step {
  flex: 0 0 86%;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  min-height: 190px;
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-border);
  box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.35);
}

.page-faq__step[open] {
  border-color: var(--color-accent-green);
}

.page-faq__step-summary {
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  list-style: none;
  padding: 20px 18px 12px;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--color-text-primary);
}

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

.page-faq__step-num {
  font-family: var(--font-number);
  font-size: 1.45rem;
  line-height: 1;
  color: var(--color-accent-orange);
}

.page-faq__step-detail {
  margin: 0;
  padding: 0 18px 20px 50px;
  color: var(--color-text-secondary);
  font-size: 0.92rem;
  line-height: 1.65;
}

.page-faq__guide-help {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
  padding: 20px 22px;
  background:
    linear-gradient(100deg, rgba(255, 69, 0, 0.1), transparent),
    var(--color-surface);
  border: var(--border-thin) solid rgba(255, 69, 0, 0.35);
  box-shadow: var(--faq-shadow-tight);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.page-faq__guide-help strong {
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-size: 1.1rem;
}

.page-faq__guide-link {
  color: var(--color-accent-orange);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq__guide-art {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  margin-top: 24px;
  border: var(--border-thin) solid var(--color-border);
  box-shadow: var(--shadow-strong);
}

.page-faq__related {
  margin-top: 56px;
  padding: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  background:
    linear-gradient(135deg, var(--faq-green-soft), transparent 60%),
    linear-gradient(225deg, var(--faq-orange-glow), transparent 60%);
  border: var(--border-thin) solid var(--color-border);
}

.page-faq__related-title {
  flex-basis: 100%;
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  letter-spacing: 0.02em;
}

@media (min-width: 768px) {
  .page-faq__searchbox {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }

  .page-faq__search-field {
    height: 56px;
    font-size: 1.05rem;
  }

  .page-faq__search-art {
    margin-top: 0;
  }

  .page-faq__faq-answer {
    padding-left: 76px;
  }

  .page-faq__category-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-faq__step {
    flex-basis: 320px;
  }

  .page-faq__guide-help {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
  }

  .page-faq__guide-help strong {
    flex: 0 0 auto;
  }
}

@media (min-width: 1024px) {
  .page-faq__category-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-faq__step-detail {
    padding-right: 24px;
  }
}