.page-faq {
  position: relative;
  background: var(--deep-space);
  color: var(--text-primary);
  overflow: clip;
}

/* ===== Hero ===== */
.page-faq .faq-hero {
  position: relative;
  min-height: 480px;
  display: flex;
  align-items: flex-end;
  padding: 96px 0 56px;
  overflow: hidden;
  background: var(--dark-plum);
}

.page-faq .faq-hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-faq .faq-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-faq .faq-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 7, 16, 0.28) 0%, var(--deep-space) 88%),
    radial-gradient(ellipse at 72% 28%, rgba(157, 92, 232, 0.22), transparent 56%),
    radial-gradient(ellipse at 24% 82%, rgba(255, 158, 184, 0.14), transparent 42%);
}

.page-faq .faq-hero-content {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero-kicker {
  display: inline-flex;
  padding: 6px 14px;
  margin-top: 18px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: rgba(19, 10, 28, 0.5);
  color: var(--gold-silk);
  font-size: 12px;
}

.page-faq .faq-hero-content h1 {
  font-family: var(--font-serif);
  font-size: clamp(30px, 5vw, 56px);
  line-height: 1.16;
  max-width: 15em;
  margin: 16px 0 18px;
  letter-spacing: 0.01em;
  text-wrap: balance;
}

.page-faq .faq-hero-content .lede {
  max-width: 58em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-secondary);
}

/* ===== Breadcrumb ===== */
.page-faq .breadcrumb {
  display: flex;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.page-faq .breadcrumb a {
  color: var(--peach-glow);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}

.page-faq .breadcrumb a:hover {
  border-color: var(--peach-glow);
}

/* ===== TOC ===== */
.page-faq .faq-toc {
  padding-top: 72px;
}

.page-faq .faq-toc-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--hairline);
}

.page-faq .faq-toc-head .index-num {
  color: var(--gold-silk);
  display: block;
  margin-bottom: 6px;
}

.page-faq .faq-toc-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.2;
  margin: 0;
}

.page-faq .faq-toc-hint {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
  max-width: 24em;
  margin: 0;
}

/* ===== Filter ===== */
.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.page-faq .faq-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: var(--velvet-panel);
  color: var(--text-secondary);
  font-size: 14px;
  font-family: var(--font-sans);
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.3s, color 0.3s, background 0.3s, box-shadow 0.3s;
}

.page-faq .faq-filter-btn:hover {
  border-color: var(--peach-glow);
  color: var(--peach-glow);
}

.page-faq .faq-filter-btn[aria-pressed="true"],
.page-faq .faq-filter-btn.active {
  background: linear-gradient(135deg, rgba(255, 158, 184, 0.16), rgba(157, 92, 232, 0.16));
  border-color: var(--neon-violet);
  color: var(--text-primary);
  box-shadow: 0 0 20px rgba(157, 92, 232, 0.18);
}

/* ===== TOC grid ===== */
.page-faq .faq-toc-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-faq .faq-toc-card {
  background: linear-gradient(145deg, var(--velvet-panel), var(--dark-plum));
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  padding: 26px 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-decoration: none;
  color: var(--text-primary);
  transition: transform 0.35s var(--ease), border-color 0.35s, box-shadow 0.35s;
}

.page-faq .faq-toc-card .index-num {
  color: var(--gold-silk);
  font-size: 13px;
}

.page-faq .faq-toc-card strong {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
}

.page-faq .faq-toc-card span:last-child {
  color: var(--text-muted);
  font-size: 13px;
}

.page-faq .faq-toc-card:hover {
  transform: translateY(-4px) rotate(-0.4deg);
  border-color: rgba(255, 158, 184, 0.5);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.28), 0 0 18px rgba(157, 92, 232, 0.1);
}

/* ===== Topic section ===== */
.page-faq .faq-topic {
  margin-top: 72px;
  padding-top: 72px;
  border-top: 1px dashed var(--hairline);
}

.page-faq .faq-topic-head {
  margin-bottom: 30px;
  max-width: 720px;
}

.page-faq .faq-topic-head .index-num {
  color: var(--gold-silk);
  display: block;
  margin-bottom: 8px;
}

.page-faq .faq-topic-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.25;
  margin: 0 0 10px;
  text-wrap: balance;
}

.page-faq .faq-topic-head p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.75;
}

/* ===== FAQ list ===== */
.page-faq .faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  counter-reset: faq;
}

.page-faq .faq-item {
  background: rgba(29, 16, 43, 0.72);
  border: 1px solid var(--hairline);
  border-radius: 16px;
  overflow: hidden;
  transition: border-color 0.3s;
}

.page-faq .faq-item[open] {
  border-color: rgba(157, 92, 232, 0.5);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text-primary);
}

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

.page-faq .faq-item summary::before {
  counter-increment: faq;
  content: "Q" counter(faq);
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 3px 9px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  color: var(--neon-violet);
  background: rgba(10, 7, 16, 0.5);
}

.page-faq .faq-item summary .faq-q {
  flex: 1;
}

.page-faq .faq-item summary::after {
  content: "+";
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--peach-glow);
  transition: transform 0.3s var(--ease);
}

.page-faq .faq-item[open] summary::after {
  content: "–";
}

.page-faq .faq-answer {
  padding: 0 22px 20px 50px;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
}

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

.page-faq .faq-answer a {
  color: var(--peach-glow);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ===== Mobile layout ===== */
.page-faq .faq-mobile-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  align-items: start;
}

.page-faq .faq-mobile-figure {
  position: relative;
}

.page-faq .faq-mobile-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 24px;
  border: 1px solid var(--hairline);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.32);
}

.page-faq .faq-figure-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  margin-top: 12px;
  background: var(--velvet-panel);
  border: 1px solid var(--hairline);
  border-radius: 12px;
  font-size: 13px;
  color: var(--text-muted);
}

.page-faq .faq-figure-note .index-num {
  color: var(--gold-silk);
}

/* ===== Update strip ===== */
.page-faq .faq-update-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 28px;
}

.page-faq .faq-update-item {
  background: linear-gradient(145deg, rgba(29, 16, 43, 0.85), rgba(19, 10, 28, 0.9));
  border: 1px solid var(--hairline);
  border-radius: 16px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-faq .faq-update-item .index-num {
  color: var(--gold-silk);
  font-size: 12px;
}

.page-faq .faq-update-item span:last-child {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ===== Contact island ===== */
.page-faq .faq-contact-island {
  position: relative;
  border: 1px solid rgba(157, 92, 232, 0.36);
  border-radius: 28px;
  background:
    radial-gradient(circle at 82% 18%, rgba(255, 158, 184, 0.15), transparent 42%),
    radial-gradient(circle at 18% 92%, rgba(157, 92, 232, 0.18), transparent 48%),
    linear-gradient(145deg, var(--velvet-panel), var(--dark-plum));
  padding: 40px 28px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-faq .faq-contact-copy .index-num {
  color: var(--gold-silk);
}

.page-faq .faq-contact-copy h2 {
  font-family: var(--font-serif);
  font-size: 28px;
  line-height: 1.3;
  margin: 8px 0 14px;
}

.page-faq .faq-contact-copy p {
  margin: 0 0 12px;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 36em;
}

.page-faq .faq-contact-copy a {
  color: var(--peach-glow);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 158, 184, 0.32);
}

.page-faq .faq-contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-contact-side {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-left: 20px;
  border-left: 1px solid var(--hairline);
}

.page-faq .faq-contact-side .index-num {
  color: var(--gold-silk);
  font-size: 12px;
}

.page-faq .faq-contact-side p:last-child {
  color: var(--text-muted);
  font-size: 13px;
  margin: 0;
}

.page-faq .faq-contact-big {
  font-family: var(--font-serif);
  font-size: 56px;
  line-height: 1;
  margin: 8px 0 4px;
  background: linear-gradient(120deg, var(--peach-glow), var(--gold-silk));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ===== Back to top ===== */
.page-faq .faq-backtotop {
  display: flex;
  justify-content: center;
  padding: 64px 0 24px;
}

/* ===== Filter hidden state ===== */
.page-faq .faq-toc-card[hidden],
.page-faq .faq-topic[hidden] {
  display: none !important;
}

/* ===== Responsive ===== */
@media (max-width: 719px) {
  .page-faq .faq-toc-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-faq .faq-toc-hint {
    max-width: none;
  }

  .page-faq .faq-answer {
    padding-left: 22px;
  }

  .page-faq .faq-contact-side {
    padding-left: 0;
    border-left: none;
    border-top: 1px solid var(--hairline);
    padding-top: 24px;
  }
}

@media (min-width: 600px) {
  .page-faq .faq-toc-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 800px) {
  .page-faq .faq-mobile-grid {
    grid-template-columns: 0.78fr 1.22fr;
    gap: 40px;
  }

  .page-faq .faq-mobile-figure {
    position: sticky;
    top: 24px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-toc-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-faq .faq-contact-island {
    grid-template-columns: 1.4fr 0.6fr;
    padding: 52px 48px;
  }
}