.page-faq {
  --faq-line: rgba(212, 175, 55, 0.2);
  --faq-line-soft: rgba(212, 175, 55, 0.1);
  --faq-gold-bg: rgba(212, 175, 55, 0.08);
  --faq-panel-shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  position: relative;
  overflow-x: clip;
  color: var(--text-primary);
  background: var(--bg-deep);
}

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

.page-faq .section-label,
.page-faq .hero-note,
.page-faq .index-tag {
  color: var(--accent-gold);
  letter-spacing: 0.16em;
  font-family: var(--font-index);
  font-size: 0.82rem;
  text-transform: uppercase;
}

.page-faq .page-hero {
  position: relative;
  padding-top: 4.5rem;
  padding-bottom: 2.5rem;
  background:
    linear-gradient(118deg, rgba(28, 21, 69, 0.8) 0%, rgba(11, 7, 33, 0.6) 58%, rgba(42, 33, 107, 0.45) 100%),
    radial-gradient(circle at 80% 18%, rgba(212, 175, 55, 0.1), transparent 26%);
  border-bottom: 1px solid var(--faq-line);
  overflow: hidden;
}

.page-faq .page-hero::after {
  content: "?";
  position: absolute;
  right: 3%;
  top: 3.8rem;
  font-family: var(--font-heading);
  font-size: clamp(8rem, 22vw, 16rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(212, 175, 55, 0.14);
  user-select: none;
  pointer-events: none;
}

.page-faq .breadcrumbs {
  margin-bottom: 1.1rem;
  font-family: var(--font-index);
  font-size: 0.83rem;
  color: var(--text-muted);
}

.page-faq .hero-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.8rem;
  align-items: center;
}

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

.page-faq .page-title {
  font-family: var(--font-heading);
  font-size: clamp(1.9rem, 4.6vw, 3.4rem);
  line-height: 1.18;
  margin: 0.9rem 0 1.1rem;
  color: var(--text-primary);
  max-width: 13em;
}

.page-faq .page-intro {
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.85;
  max-width: 56ch;
  margin: 0;
}

.page-faq .hero-stats {
  display: flex;
  flex-wrap: wrap;
  column-gap: 2.2rem;
  row-gap: 0.9rem;
  margin-top: 1.6rem;
  padding-top: 1.3rem;
  border-top: 1px dashed var(--faq-line);
}

.page-faq .stat-item {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-index);
  font-size: 0.82rem;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
}

.page-faq .stat-item strong {
  font-size: 1.7rem;
  font-weight: 600;
  color: var(--accent-gold-light);
  margin-right: 0.42rem;
  line-height: 1;
}

.page-faq .hero-visual {
  position: relative;
  z-index: 1;
  transform: rotate(1.6deg);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-card);
  box-shadow: var(--faq-panel-shadow);
  background: var(--bg-panel);
  overflow: hidden;
  aspect-ratio: 16 / 9;
}

.page-faq .hero-visual img,
.page-faq .quick-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  max-width: 100%;
}

.page-faq .quick-entrance {
  padding-top: 3rem;
  padding-bottom: 2.2rem;
  background: linear-gradient(180deg, transparent, rgba(28, 21, 69, 0.5) 35%, rgba(28, 21, 69, 0.5) 65%, transparent);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .quick-head {
  max-width: 720px;
}

.page-faq .quick-head h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  margin: 0.5rem 0 0.5rem;
}

.page-faq .quick-head-desc {
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 62ch;
}

.page-faq .quick-head-desc a {
  color: var(--accent-gold-light);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .quick-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.6rem;
  margin-top: 1.4rem;
}

.page-faq .quick-left {
  display: grid;
  gap: 1.1rem;
}

.page-faq .quick-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-faq .quick-tags .chip {
  display: inline-flex;
  align-items: center;
  padding: 0.7rem 1rem;
  text-decoration: none;
  border: 1px solid var(--faq-line);
  background: rgba(28, 21, 69, 0.7);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 999px;
  transition: background 0.25s, border-color 0.25s, transform 0.2s;
}

.page-faq .quick-tags .chip:hover {
  background: var(--accent-orange);
  border-color: var(--accent-orange);
  color: #fff;
  transform: translateY(-2px);
}

.page-faq .chip-idx {
  font-family: var(--font-index);
  font-size: 0.72rem;
  color: var(--accent-gold);
  margin-right: 0.45rem;
}

.page-faq .quick-tags .chip:hover .chip-idx {
  color: #fff;
}

.page-faq .quick-kw-list {
  display: grid;
  gap: 0.5rem;
}

.page-faq .kw-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.6rem;
  padding: 0.7rem 0.85rem;
  text-decoration: none;
  border: 1px solid var(--faq-line-soft);
  border-left: 3px solid var(--accent-gold);
  border-radius: 10px;
  background: rgba(11, 7, 33, 0.55);
  transition: transform 0.2s var(--ease), border-color 0.2s, background 0.2s;
}

.page-faq .kw-line:hover {
  transform: translateX(5px);
  background: rgba(28, 21, 69, 0.85);
  border-color: var(--border-gold);
}

.page-faq .kw-name {
  font-family: var(--font-index);
  font-size: 0.88rem;
  color: var(--accent-gold-light);
}

.page-faq .kw-arrow {
  font-family: var(--font-index);
  font-size: 0.9rem;
  color: var(--accent-orange);
}

.page-faq .kw-target {
  margin-left: auto;
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.page-faq .quick-visual {
  aspect-ratio: 1 / 1;
  transform: rotate(-1.4deg);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--bg-panel);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.3);
}

.page-faq .faq-layout {
  padding-top: 2.6rem;
  padding-bottom: 1.6rem;
}

.page-faq .faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.8rem;
}

.page-faq .faq-toc {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-card);
  background: rgba(28, 21, 69, 0.55);
  padding: 1.1rem 1rem;
}

.page-faq .faq-toc .index-tag {
  flex: 0 0 100%;
  margin-bottom: 0.2rem;
}

.page-faq .toc-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  text-decoration: none;
  padding: 0.5rem 0.6rem;
  border-radius: 999px;
  color: var(--text-secondary);
  font-size: 0.88rem;
  transition: background 0.2s, color 0.2s;
}

.page-faq .toc-link:hover {
  color: var(--accent-gold-light);
  background: var(--faq-gold-bg);
}

.page-faq .toc-num {
  font-family: var(--font-index);
  font-size: 0.7rem;
  color: var(--accent-orange);
}

.page-faq .faq-panels {
  display: grid;
  gap: 2rem;
}

.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-inner-h) + 1.2rem);
  padding: 1.3rem 1rem;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-card);
  background: linear-gradient(170deg, rgba(28, 21, 69, 0.75), rgba(11, 7, 33, 0.65));
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.22);
}

.page-faq .faq-group-head {
  display: grid;
  gap: 0.3rem;
  padding-bottom: 1rem;
  margin-bottom: 1rem;
  border-bottom: 1px dashed var(--faq-line);
}

.page-faq .index-num {
  font-family: var(--font-index);
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(212, 175, 55, 0.45);
}

.page-faq .faq-group-head h2 {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  line-height: 1.3;
  color: var(--text-primary);
  margin: 0.25rem 0 0;
}

.page-faq .faq-group-desc {
  color: var(--text-secondary);
  font-size: 0.88rem;
  margin: 0;
}

.page-faq .faq-list {
  display: grid;
  gap: 0.85rem;
}

.page-faq .faq-list .acc {
  border: 1px solid var(--faq-line-soft);
  border-radius: 14px;
  background: rgba(11, 7, 33, 0.5);
  overflow: hidden;
  transition: border-color 0.25s, background 0.25s;
}

.page-faq .faq-list .acc[open] {
  border-color: var(--border-gold);
  background: rgba(28, 21, 69, 0.6);
}

.page-faq .faq-list .acc summary {
  position: relative;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  cursor: pointer;
  padding: 1rem 2.8rem 1rem 1rem;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.94rem;
  line-height: 1.5;
}

.page-faq .faq-list .acc summary::-webkit-details-marker,
.page-faq .faq-list .acc summary::marker {
  display: none;
  content: "";
}

.page-faq .faq-list .acc summary::before {
  content: "Q";
  flex: 0 0 26px;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-gold);
  border-radius: 50%;
  font-family: var(--font-index);
  font-size: 0.75rem;
  color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.06);
}

.page-faq .faq-list .acc summary::after {
  content: "+";
  position: absolute;
  right: 1rem;
  font-family: var(--font-index);
  font-size: 1.2rem;
  color: var(--accent-orange);
  transition: transform 0.28s var(--ease);
}

.page-faq .faq-list .acc[open] summary::after {
  transform: rotate(45deg);
}

.page-faq .faq-list .acc .acc-body {
  margin: 0.15rem 1.2rem 1.1rem 3.5rem;
  padding-top: 0.9rem;
  border-top: 1px dashed var(--faq-line-soft);
  color: var(--text-secondary);
  line-height: 1.78;
  font-size: 0.92rem;
}

.page-faq .faq-list .acc .acc-body p {
  margin: 0 0 0.6rem;
}

.page-faq .faq-list .acc .acc-body ul {
  margin: 0.35rem 0 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.3rem;
}

.page-faq .version-list {
  display: grid;
  gap: 0.5rem;
}

.page-faq .version-row {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 1rem;
  border-bottom: 1px dashed var(--faq-line-soft);
  padding: 0.85rem 0;
}

.page-faq .version-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .version-tag {
  grid-row: 1 / span 2;
  align-self: start;
  font-family: var(--font-index);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-gold-light);
  background: var(--faq-gold-bg);
  border: 1px solid var(--border-gold);
  border-radius: 6px;
  padding: 0.3rem 0.55rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.page-faq .version-row h3 {
  margin: 0 0 0.2rem;
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--text-primary);
}

.page-faq .version-row p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.65;
}

.page-faq .support-cta {
  padding-top: 0.6rem;
  padding-bottom: 2.8rem;
}

.page-faq .support-card {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.4rem;
  overflow: hidden;
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-card);
  background:
    radial-gradient(circle at 88% 10%, rgba(212, 175, 55, 0.18), transparent 30%),
    linear-gradient(135deg, rgba(42, 33, 107, 0.45), rgba(11, 7, 33, 0.9));
  padding: 1.5rem 1.25rem;
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.3);
}

.page-faq .support-card::after {
  content: "";
  position: absolute;
  right: -4rem;
  bottom: -5rem;
  width: 12rem;
  height: 12rem;
  border: 1px solid rgba(212, 175, 55, 0.12);
  border-radius: 50%;
  pointer-events: none;
}

.page-faq .support-card-head,
.page-faq .support-card-body {
  position: relative;
  z-index: 1;
}

.page-faq .support-card-head {
  display: grid;
  gap: 0.6rem;
}

.page-faq .support-card-head h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  line-height: 1.3;
  margin: 0;
}

.page-faq .support-note {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.65;
  margin: 0;
}

.page-faq .support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 0.75rem;
}

.page-faq .support-card-body {
  display: grid;
  align-content: start;
}

.page-faq .support-channel {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  border-bottom: 1px dashed var(--faq-line);
  padding: 0.65rem 0;
}

.page-faq .support-channel .contact-key {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-family: var(--font-index);
  letter-spacing: 0.04em;
  flex: 0 0 auto;
}

.page-faq .support-channel .contact-value {
  color: var(--text-primary);
  font-size: 0.9rem;
  text-align: right;
  word-break: break-word;
}

@media (min-width: 768px) {
  .page-faq .quick-grid {
    grid-template-columns: 1.3fr 0.7fr;
    align-items: center;
    gap: 2.2rem;
  }

  .page-faq .faq-group {
    padding: 1.8rem 1.6rem;
  }

  .page-faq .support-card {
    grid-template-columns: 1fr 1.05fr;
    padding: 2rem 2.2rem;
    gap: 2.4rem;
  }
}

@media (min-width: 1024px) {
  .page-faq .page-hero {
    padding-top: 5.5rem;
    padding-bottom: 3.2rem;
  }

  .page-faq .hero-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 3.2rem;
  }

  .page-faq .faq-grid {
    grid-template-columns: 260px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--header-inner-h) + 1.4rem);
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.2rem;
    padding: 1.2rem;
  }

  .page-faq .toc-link {
    border-radius: 8px;
  }

  .page-faq .kw-name {
    font-size: 0.92rem;
  }
}