.page-faq {
  --faq-silver: #C0C0C0;
  --faq-red: #8B0000;
  --faq-red-soft: rgba(139, 0, 0, 0.35);
  --faq-gold-line: rgba(212, 175, 55, 0.4);
  --faq-bg-deep: #0B0B0F;
  --faq-bg-soft: #12121A;
  --faq-body: #E6E6E6;
  --faq-muted: #A0A0A0;
  --faq-serif: Didot, "Playfair Display", "Palatino Linotype", "Book Antiqua", Palatino, Georgia, "Songti SC", "Noto Serif CJK SC", SimSun, serif;
  --faq-sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --faq-radius: 2px;
  background-color: var(--faq-bg-deep);
  color: var(--faq-body);
  font-family: var(--faq-sans);
  line-height: 1.6;
  overflow-x: hidden;
}

.page-faq .container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

.page-faq a {
  color: var(--color-gold);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-faq a:hover {
  color: var(--color-gold-light);
}

.page-faq img {
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-hero {
  position: relative;
  background: radial-gradient(ellipse at 85% 20%, rgba(139, 0, 0, 0.22) 0%, transparent 60%),
              linear-gradient(135deg, var(--faq-bg-deep) 0%, #0D0D14 55%, rgba(139, 0, 0, 0.18) 100%);
  border-bottom: 1px solid var(--faq-gold-line);
  padding: 2.5rem 0 3rem;
}

.page-faq .faq-hero__inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.page-faq .faq-hero__content {
  max-width: 680px;
}

.page-faq .breadcrumb {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--faq-muted);
  margin-bottom: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}

.page-faq .breadcrumb__sep {
  color: var(--color-gold);
  opacity: 0.6;
  margin: 0 0.1rem;
}

.page-faq .breadcrumb a[aria-current="page"] {
  color: var(--faq-body);
  pointer-events: none;
}

.page-faq .faq-hero__kicker {
  display: inline-block;
  font-family: var(--faq-serif);
  font-size: 0.9rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-gold);
  border-left: 2px solid var(--faq-red);
  padding-left: 1rem;
  margin-bottom: 1rem;
}

.page-faq .faq-hero h1 {
  font-family: var(--faq-serif);
  font-weight: 400;
  font-size: clamp(2rem, 5.2vw, 3.4rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: #FFFFFF;
  margin: 0 0 1.2rem;
}

.page-faq .faq-hero__lead {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--faq-body);
  max-width: 36em;
  margin: 0 0 1.5rem;
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin-bottom: 1.75rem;
}

.page-faq .faq-hero__meta-item {
  position: relative;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--faq-muted);
  padding-left: 1rem;
}

.page-faq .faq-hero__meta-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0.4rem;
  height: 0.4rem;
  background: var(--color-gold);
  opacity: 0.8;
}

.page-faq .search-panel {
  max-width: 520px;
  position: relative;
}

.page-faq .search-panel__input {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--faq-gold-line);
  border-radius: var(--faq-radius);
  color: var(--faq-body);
  font-family: var(--faq-sans);
  font-size: 0.95rem;
  padding: 0.9rem 1rem;
  padding-right: 3rem;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

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

.page-faq .search-panel__input:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.12);
}

.page-faq .search-panel__hint {
  display: block;
  font-size: 0.75rem;
  color: var(--faq-muted);
  margin-top: 0.5rem;
  letter-spacing: 0.04em;
}

.page-faq .search-panel__hint::before {
  content: "提示：";
  color: var(--color-gold);
  opacity: 0.8;
}

.page-faq .faq-hero__media {
  position: relative;
  max-width: 420px;
}

.page-faq .faq-hero__img {
  width: 100%;
  border: 1px solid var(--faq-gold-line);
  border-radius: var(--faq-radius);
  box-shadow: var(--shadow-card);
}

.page-faq .faq-hero__badge {
  position: absolute;
  bottom: 1.2rem;
  left: -0.5rem;
  background: linear-gradient(135deg, var(--faq-red), #520000);
  color: #FFFFFF;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  padding: 0.55rem 1rem;
  border-left: 2px solid var(--color-gold);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-top: 2.5rem;
  padding-bottom: 4rem;
}

.page-faq .faq-sidebar__inner {
  position: sticky;
  top: 88px;
  border: 1px solid var(--faq-gold-line);
  background: var(--faq-bg-soft);
  padding: 1.5rem 1.25rem;
}

.page-faq .faq-sidebar__label {
  font-family: var(--faq-serif);
  font-size: 0.82rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin: 0 0 1rem;
  border-bottom: 1px solid var(--faq-gold-line);
  padding-bottom: 0.75rem;
}

.page-faq .faq-sidebar__nav {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.page-faq .faq-sidebar__link {
  font-size: 0.88rem;
  color: var(--faq-muted);
  padding: 0.45rem 0.6rem;
  border-left: 2px solid transparent;
  transition: all var(--transition-fast);
}

.page-faq .faq-sidebar__link:hover {
  color: var(--color-gold-light);
  border-left-color: var(--color-gold);
  background: rgba(212, 175, 55, 0.04);
}

.page-faq .faq-sidebar__card {
  margin-top: 1.5rem;
  padding: 1.25rem 1rem;
  background: linear-gradient(160deg, rgba(139, 0, 0, 0.18) 0%, transparent 60%);
  border: 1px solid rgba(192, 192, 192, 0.2);
}

.page-faq .faq-sidebar__card-title {
  font-family: var(--faq-serif);
  font-size: 1rem;
  color: #FFFFFF;
  margin: 0 0 0.5rem;
}

.page-faq .faq-sidebar__card-text {
  font-size: 0.82rem;
  color: var(--faq-muted);
  line-height: 1.6;
  margin: 0 0 1rem;
}

.page-faq .faq-main {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.page-faq .faq-section {
  scroll-margin-top: 90px;
}

.page-faq .faq-section__head {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  margin-bottom: 0.8rem;
  border-bottom: 1px solid var(--faq-gold-line);
  padding-bottom: 0.9rem;
}

.page-faq .faq-section__num {
  font-family: var(--faq-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--faq-red);
  letter-spacing: 0.05em;
  background: linear-gradient(135deg, #A02020, var(--faq-red));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-faq .faq-section__title {
  font-family: var(--faq-serif);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 400;
  color: #FFFFFF;
  margin: 0;
  letter-spacing: -0.01em;
}

.page-faq .faq-section__desc {
  font-size: 0.95rem;
  color: var(--faq-muted);
  line-height: 1.7;
  max-width: 48em;
  margin: 0 0 1.5rem;
}

.page-faq .doc-steps {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--faq-gold-line);
  border: 1px solid var(--faq-gold-line);
}

.page-faq .doc-step {
  background: var(--faq-bg-deep);
  padding: 1.4rem 1.2rem;
  position: relative;
  transition: background var(--transition-base);
}

.page-faq .doc-step:hover {
  background: rgba(212, 175, 55, 0.03);
}

.page-faq .doc-step__index {
  display: block;
  font-family: var(--faq-serif);
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  color: var(--color-gold);
  margin-bottom: 0.5rem;
  opacity: 0.7;
}

.page-faq .doc-step__title {
  font-size: 1.05rem;
  color: #FFFFFF;
  margin: 0 0 0.5rem;
  font-weight: 600;
}

.page-faq .doc-step__text {
  font-size: 0.9rem;
  color: var(--faq-muted);
  line-height: 1.7;
  margin: 0;
  max-width: 44em;
}

.page-faq .layout-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--faq-gold-line);
}

.page-faq .layout-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.page-faq .layout-table th,
.page-faq .layout-table td {
  text-align: left;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid rgba(212, 175, 55, 0.14);
}

.page-faq .layout-table th {
  font-family: var(--faq-serif);
  font-weight: 400;
  color: var(--color-gold);
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  background: rgba(212, 175, 55, 0.04);
}

.page-faq .layout-table td {
  color: var(--faq-muted);
}

.page-faq .layout-table tbody tr:last-child td {
  border-bottom: none;
}

.page-faq .layout-table tbody tr:hover td {
  background: rgba(212, 175, 55, 0.02);
  color: var(--faq-body);
}

.page-faq .function-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--faq-gold-line);
  border: 1px solid var(--faq-gold-line);
}

.page-faq .function-card {
  background: linear-gradient(145deg, var(--faq-bg-deep) 60%, rgba(139, 0, 0, 0.08) 100%);
  padding: 1.5rem 1.25rem;
  transition: background var(--transition-base);
}

.page-faq .function-card:hover {
  background: linear-gradient(145deg, var(--faq-bg-soft) 60%, rgba(139, 0, 0, 0.16) 100%);
}

.page-faq .function-card__title {
  font-size: 1rem;
  color: #FFFFFF;
  margin: 0 0 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-faq .function-card__title::before {
  content: "";
  width: 0.35rem;
  height: 0.35rem;
  background: var(--color-gold);
  display: inline-block;
  transform: rotate(45deg);
}

.page-faq .function-card__text {
  font-size: 0.87rem;
  color: var(--faq-muted);
  line-height: 1.7;
  margin: 0;
}

.page-faq .faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.page-faq .faq-item {
  background: var(--faq-bg-soft);
  border: 1px solid rgba(192, 192, 192, 0.16);
  border-left: 3px solid var(--faq-red);
  transition: border-color var(--transition-base);
}

.page-faq .faq-item[open] {
  border-color: var(--faq-gold-line);
  border-left-color: var(--color-gold);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

.page-faq .faq-item__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  padding: 1.1rem 1.25rem;
  list-style: none;
}

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

.page-faq .faq-item__summary:hover {
  background: rgba(212, 175, 55, 0.03);
}

.page-faq .faq-item__q {
  font-size: 0.95rem;
  color: var(--faq-body);
  font-weight: 500;
  line-height: 1.4;
}

.page-faq .faq-item[open] .faq-item__q {
  color: #FFFFFF;
}

.page-faq .faq-item__icon {
  flex-shrink: 0;
  position: relative;
  width: 1rem;
  height: 1rem;
}

.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  background: var(--color-gold);
  transition: transform var(--transition-base);
}

.page-faq .faq-item__icon::before {
  width: 100%;
  height: 1px;
  top: 50%;
  left: 0;
}

.page-faq .faq-item__icon::after {
  width: 1px;
  height: 100%;
  left: 50%;
  top: 0;
}

.page-faq .faq-item[open] .faq-item__icon::after {
  transform: scaleY(0);
}

.page-faq .faq-item__body {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.89rem;
  color: var(--faq-muted);
  line-height: 1.75;
  border-top: 1px solid rgba(212, 175, 55, 0.1);
  margin-top: 0;
}

.page-faq .faq-item__body p {
  margin: 0.9rem 0 0;
}

.page-faq .faq-item__img {
  margin-top: 1rem;
  max-width: 320px;
}

.page-faq .faq-item__img img {
  width: 100%;
  border: 1px solid var(--faq-gold-line);
}

.page-faq .faq-subgroup {
  margin-top: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.page-faq .faq-subgroup__title {
  font-family: var(--faq-serif);
  font-size: 1.05rem;
  color: var(--color-gold-light);
  margin: 0;
  letter-spacing: 0.2em;
  white-space: nowrap;
}

.page-faq .faq-subgroup::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--faq-gold-line), transparent);
}

.page-faq .faq-contact {
  background: linear-gradient(150deg, rgba(139, 0, 0, 0.25) 0%, transparent 45%),
              var(--faq-bg-soft);
  border: 1px solid var(--faq-gold-line);
  border-left: 4px solid var(--color-gold);
  padding: 2rem 1.5rem;
  position: relative;
}

.page-faq .faq-contact::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 12%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-gold));
}

.page-faq .faq-contact__tag {
  display: inline-block;
  font-family: var(--faq-serif);
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-gold);
  border-bottom: 1px solid var(--faq-red);
  padding-bottom: 0.4rem;
  margin-bottom: 1rem;
}

.page-faq .faq-contact__title {
  font-family: var(--faq-serif);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 400;
  color: #FFFFFF;
  margin: 0 0 0.8rem;
}

.page-faq .faq-contact__text {
  font-size: 0.92rem;
  color: var(--faq-muted);
  line-height: 1.7;
  max-width: 40em;
  margin: 0 0 1.4rem;
}

.page-faq .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--faq-sans);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 0.8rem 1.6rem;
  border-radius: var(--faq-radius);
  cursor: pointer;
  transition: all var(--transition-base);
  border: 1px solid transparent;
  text-decoration: none;
}

.page-faq .btn--primary {
  background: linear-gradient(135deg, #D4AF37, #FCE68A);
  color: #0B0B0F;
  box-shadow: var(--shadow-gold);
}

.page-faq .btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(212, 175, 55, 0.35);
  color: #0B0B0F;
}

.page-faq .btn--ghost {
  background: transparent;
  border-color: rgba(192, 192, 192, 0.4);
  color: var(--faq-silver);
}

.page-faq .btn--ghost:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.page-faq .btn--sm {
  padding: 0.55rem 1.1rem;
  font-size: 0.82rem;
}

@media (max-width: 768px) {
  .page-faq .faq-hero {
    padding: 2rem 0 2.4rem;
  }

  .page-faq .faq-hero h1 {
    font-size: 1.9rem;
  }

  .page-faq .faq-hero__badge {
    left: 0;
  }

  .page-faq .faq-layout {
    padding-top: 1.75rem;
  }

  .page-faq .faq-section__head {
    flex-wrap: wrap;
    gap: 0.4rem 0.7rem;
  }

  .page-faq .faq-sidebar {
    order: 2;
  }

  .page-faq .faq-sidebar__inner {
    position: static;
  }

  .page-faq .faq-sidebar__nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.4rem;
  }

  .page-faq .faq-sidebar__link {
    font-size: 0.82rem;
    padding: 0.4rem 0.5rem;
  }

  .page-faq .faq-sidebar__card {
    display: none;
  }

  .page-faq .faq-main {
    gap: 3rem;
  }
}

@media (min-width: 769px) {
  .page-faq .faq-hero__inner {
    flex-direction: row;
    align-items: center;
    gap: 3rem;
  }

  .page-faq .faq-hero__content {
    flex: 1;
  }

  .page-faq .faq-hero__media {
    flex: 0 0 420px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 240px 1fr;
    gap: 3rem;
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-hero__media {
    flex-basis: 460px;
  }

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

@media (min-width: 600px) and (max-width: 768px) {
  .page-faq .fuction-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition: none !important;
    animation: none !important;
  }
}