.page-faq {
  --faq-orange-soft: rgba(255, 122, 0, 0.08);
  --faq-orange-line: rgba(255, 122, 0, 0.18);
  --faq-gold-line: rgba(245, 197, 66, 0.22);
  --faq-border-dim: rgba(232, 237, 245, 0.08);
  --faq-text-secondary: rgba(232, 237, 245, 0.6);
}

/* ============ Hero ============ */
.page-faq .faq-hero {
  position: relative;
  padding-top: calc(var(--header-h) + 2.5rem);
  padding-bottom: 1.5rem;
  background:
    linear-gradient(rgba(255, 122, 0, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 122, 0, 0.045) 1px, transparent 1px),
    radial-gradient(ellipse at 82% 0%, rgba(255, 122, 0, 0.1), transparent 58%);
  background-size: 32px 32px, 32px 32px, 100% 100%;
  background-position: 0 0, 0 0, 0 0;
}

.page-faq .faq-hero .container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.page-faq .faq-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 1.5rem;
}

.page-faq .faq-hero-copy {
  min-width: 0;
}

.page-faq .faq-hero-copy .section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--index-size, 0.75rem);
  letter-spacing: 0.15em;
  color: var(--c-accent);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.page-faq .faq-hero-copy h1 {
  font-family: var(--font-title);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--c-text);
  margin: 0 0 1.25rem;
  letter-spacing: -0.02em;
}

.page-faq .faq-hero-copy .section-lead {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--faq-text-secondary);
  margin: 0 0 1.75rem;
  max-width: 34rem;
}

.page-faq .faq-hero-img {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--faq-orange-line);
  box-shadow: 0 18px 40px rgba(6, 14, 32, 0.5);
  position: relative;
}

.page-faq .faq-hero-img::after {
  content: "坐标 A-01";
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--c-gold);
}

.page-faq .faq-hero-map {
  display: none;
  align-items: center;
  justify-content: center;
}

.page-faq .faq-map-frame {
  width: 100%;
  max-width: 420px;
  padding: 1.25rem;
  background: rgba(18, 59, 103, 0.4);
  border: 1px solid var(--faq-orange-line);
  border-radius: var(--radius);
  backdrop-filter: blur(6px);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.page-faq .faq-map-frame:hover {
  border-color: rgba(255, 122, 0, 0.4);
  box-shadow: 0 12px 36px rgba(6, 14, 32, 0.4);
}

.page-faq .faq-map-frame svg {
  display: block;
  width: 100%;
  height: auto;
}

@media (min-width: 1024px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: 1.25fr 0.75fr;
    align-items: center;
    gap: 2.5rem;
  }

  .page-faq .faq-hero-map {
    display: flex;
  }
}

/* ============ 面包屑 ============ */
.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-family: var(--font-sans);
  color: var(--faq-text-secondary);
  margin-bottom: 0.75rem;
}

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

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--c-accent);
  outline: none;
}

.page-faq .breadcrumb-sep {
  color: var(--c-accent);
  opacity: 0.6;
}

/* ============ 坐标区布局 ============ */
.page-faq .faq-coordinate-section {
  padding-top: 2.5rem;
  padding-bottom: 3.5rem;
  position: relative;
}

.page-faq .faq-coordinate-section .container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.page-faq .faq-coordinate-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

@media (min-width: 1024px) {
  .page-faq .faq-coordinate-layout {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 2.75rem;
  }
}

/* ============ 侧边坐标 ============ */
.page-faq .faq-side-index {
  position: static;
  min-width: 0;
}

@media (min-width: 1024px) {
  .page-faq .faq-side-index {
    position: sticky;
    top: calc(var(--header-h) + 1.5rem);
  }
}

.page-faq .faq-side-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1.25rem;
  background: rgba(18, 59, 103, 0.45);
  border: 1px solid var(--faq-orange-line);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}

.page-faq .faq-side-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--c-gold);
  margin: 0 0 0.5rem;
  text-transform: uppercase;
}

.page-faq .faq-side-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: row;
  gap: 0.5rem;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--c-accent) rgba(18, 59, 103, 0.3);
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-side-list::-webkit-scrollbar {
  height: 4px;
}

.page-faq .faq-side-list::-webkit-scrollbar-thumb {
  background: var(--c-accent);
  border-radius: 4px;
}

.page-faq .faq-side-list::-webkit-scrollbar-track {
  background: rgba(18, 59, 103, 0.3);
}

@media (min-width: 1024px) {
  .page-faq .faq-side-list {
    flex-direction: column;
    gap: 0.125rem;
    overflow: visible;
    scrollbar-width: auto;
  }
}

.page-faq .faq-side-item {
  flex-shrink: 0;
}

.page-faq .faq-side-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: rgba(232, 237, 245, 0.78);
  font-size: 0.875rem;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
}

.page-faq .faq-side-link:hover,
.page-faq .faq-side-link:focus-visible {
  background: var(--faq-orange-soft);
  color: var(--c-accent);
  outline: none;
}

.page-faq .faq-side-no {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--c-accent);
  opacity: 0.85;
}

.page-faq .faq-side-text {
  font-weight: 500;
}

.page-faq .faq-side-footnote {
  display: none;
  margin: 0.75rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.08em;
  color: var(--faq-text-secondary);
}

@media (min-width: 1024px) {
  .page-faq .faq-side-footnote {
    display: block;
  }

  .page-faq .faq-side-link {
    white-space: normal;
  }
}

@media (max-width: 1023.98px) {
  .page-faq .faq-side-card {
    padding: 0.875rem 1rem;
  }

  .page-faq .faq-side-label {
    margin-bottom: 0.375rem;
  }

  .page-faq .faq-side-link {
    padding: 0.4rem 0.75rem;
    border-radius: 999px;
    background: rgba(18, 59, 103, 0.5);
    border: 1px solid rgba(255, 122, 0, 0.14);
  }

  .page-faq .faq-side-link:hover,
  .page-faq .faq-side-link:focus-visible {
    background: rgba(255, 122, 0, 0.14);
    border-color: rgba(255, 122, 0, 0.4);
  }
}

/* ============ 分组区块 ============ */
.page-faq .faq-panels {
  min-width: 0;
}

.page-faq .faq-group {
  margin-bottom: 3rem;
  position: relative;
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

.page-faq .faq-group:last-child {
  margin-bottom: 0;
}

.page-faq .faq-group-tab-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  align-items: start;
}

@media (min-width: 900px) {
  .page-faq .faq-group-tab-wrap {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 2rem;
  }
}

.page-faq .faq-group-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.page-faq .faq-group-index {
  font-family: var(--font-mono);
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px var(--c-accent);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.page-faq .faq-group-title-wrap {
  min-width: 0;
}

.page-faq .faq-group-title-wrap h2 {
  font-family: var(--font-title);
  font-size: 1.625rem;
  font-weight: 800;
  color: var(--c-text);
  margin: 0;
  line-height: 1.2;
}

.page-faq .faq-group-note {
  font-size: 0.875rem;
  color: var(--faq-text-secondary);
  margin: 0.375rem 0 0;
}

/* ============ 折叠面板 ============ */
.page-faq .faq-list {
  border-radius: var(--radius);
  background: rgba(18, 59, 103, 0.3);
  border: 1px solid rgba(255, 122, 0, 0.14);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.page-faq .faq-list:hover {
  border-color: rgba(255, 122, 0, 0.3);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--faq-border-dim);
  transition: background var(--transition);
}

.page-faq .faq-item:last-child {
  border-bottom: none;
}

.page-faq .faq-item[open] {
  background: linear-gradient(90deg, rgba(255, 122, 0, 0.07), transparent 70%);
}

.page-faq .faq-question {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 1.125rem 1.25rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--c-text);
  line-height: 1.5;
  transition: background var(--transition), color var(--transition);
}

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

.page-faq .faq-question::marker {
  display: none;
}

.page-faq .faq-question:hover,
.page-faq .faq-question:focus-visible {
  background: rgba(255, 122, 0, 0.06);
  color: var(--c-accent);
  outline: none;
}

.page-faq .faq-q-no {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--c-accent);
  background: rgba(255, 122, 0, 0.12);
  border-radius: 999px;
  padding: 0.2rem 0.5rem;
  flex-shrink: 0;
}

.page-faq .faq-q-text {
  flex: 1;
  min-width: 0;
}

.page-faq .faq-q-icon {
  width: 24px;
  height: 24px;
  margin-left: auto;
  position: relative;
  flex-shrink: 0;
  border: 1px solid rgba(255, 122, 0, 0.5);
  border-radius: 50%;
  transition: transform var(--transition), border-color var(--transition);
}

.page-faq .faq-q-icon::before,
.page-faq .faq-q-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--c-accent);
  border-radius: 1px;
  transition: transform var(--transition), background var(--transition);
}

.page-faq .faq-q-icon::before {
  width: 10px;
  height: 2px;
}

.page-faq .faq-q-icon::after {
  width: 2px;
  height: 10px;
}

.page-faq .faq-item[open] .faq-q-icon {
  border-color: var(--c-accent);
}

.page-faq .faq-item[open] .faq-q-icon::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .faq-answer {
  padding: 0 1.25rem 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(232, 237, 245, 0.9);
  margin-top: -0.25rem;
}

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

.page-faq .faq-answer a {
  color: var(--c-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: rgba(255, 122, 0, 0.35);
  transition: color var(--transition), text-decoration-color var(--transition);
}

.page-faq .faq-answer a:hover,
.page-faq .faq-answer a:focus-visible {
  color: var(--c-accent-soft);
  text-decoration-color: var(--c-accent-soft);
  outline: none;
}

.page-faq .faq-answer strong {
  color: var(--c-accent);
  font-weight: 600;
}

.page-faq .faq-group-tab-img {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.625rem;
  padding-top: 0;
}

.page-faq .faq-group-tab-img img {
  width: 100%;
  max-width: 300px;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--faq-gold-line);
  box-shadow: 0 16px 38px rgba(6, 14, 32, 0.55);
}

.page-faq .faq-tab-caption {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--faq-text-secondary);
  text-align: center;
  margin: 0;
}

@media (min-width: 900px) {
  .page-faq .faq-group-tab-img {
    padding-top: 3.25rem;
  }

  .page-faq .faq-question {
    padding: 1.25rem 1.5rem;
  }

  .page-faq .faq-answer {
    padding: 0 1.5rem 1.5rem 3.75rem;
  }
}

@media (min-width: 640px) and (max-width: 899.98px) {
  .page-faq .faq-group-tab-wrap {
    grid-template-columns: 1fr;
  }

  .page-faq .faq-group-tab-img img {
    max-width: 240px;
  }
}

/* ============ CTA 联系区 ============ */
.page-faq .faq-help-cta {
  padding-top: 0.5rem;
  padding-bottom: 3.5rem;
  position: relative;
}

.page-faq .faq-help-cta .container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.page-faq .faq-help-card {
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(255, 122, 0, 0.14) 0%, rgba(18, 59, 103, 0.4) 44%, rgba(6, 14, 32, 0.6) 100%);
  border: 1px solid rgba(255, 122, 0, 0.3);
  padding: 2rem 1.75rem;
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.page-faq .faq-help-card::before {
  content: "";
  position: absolute;
  top: -50px;
  right: -50px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 122, 0, 0.14), transparent 70%);
  pointer-events: none;
}

.page-faq .faq-help-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
}

@media (min-width: 768px) {
  .page-faq .faq-help-grid {
    grid-template-columns: 1fr auto;
  }

  .page-faq .faq-help-card {
    padding: 2.5rem 3rem;
  }
}

.page-faq .faq-help-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--c-gold);
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.625rem;
}

.page-faq .faq-help-copy h2 {
  font-family: var(--font-title);
  font-size: 1.625rem;
  font-weight: 800;
  color: var(--c-text);
  margin: 0 0 0.75rem;
}

.page-faq .faq-help-copy p {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--faq-text-secondary);
  margin: 0;
}

.page-faq .faq-help-copy p strong {
  color: var(--c-accent);
  font-weight: 600;
}

.page-faq .faq-help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.page-faq .faq-help-actions .btn-primary {
  background: var(--c-accent);
  color: #fff;
  border: 1px solid var(--c-accent);
  border-radius: 999px;
  padding: 0.625rem 1.375rem;
  font-size: 0.875rem;
  font-weight: 700;
  text-decoration: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.page-faq .faq-help-actions .btn-primary:hover,
.page-faq .faq-help-actions .btn-primary:focus-visible {
  background: var(--c-accent-soft);
  border-color: var(--c-accent-soft);
  box-shadow: 0 6px 18px rgba(255, 122, 0, 0.3);
  outline: none;
  transform: translateY(-1px);
}

.page-faq .faq-help-actions .btn-ghost {
  background: transparent;
  color: var(--c-text);
  border: 1px solid rgba(232, 237, 245, 0.25);
  border-radius: 999px;
  padding: 0.625rem 1.375rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: border-color var(--transition), color var(--transition);
}

.page-faq .faq-help-actions .btn-ghost:hover,
.page-faq .faq-help-actions .btn-ghost:focus-visible {
  border-color: var(--c-accent);
  color: var(--c-accent);
  outline: none;
}

/* ============ 窄屏保护 ============ */
.page-faq .container,
.page-faq .faq-hero .container,
.page-faq .faq-coordinate-section .container,
.page-faq .faq-help-cta .container {
  box-sizing: border-box;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}
@media (max-width: 480px) {
  .page-faq .faq-hero {
    background-size: 24px 24px, 24px 24px, 100% 100%;
  }
  .page-faq .faq-group-tab-img img {
    border-radius: var(--radius-sm);
  }
}

.page-faq {
  --index-size: 1rem;
}