.page-faq {
  --faq-line: rgba(205, 214, 245, 0.14);
  --faq-line-gold: rgba(245, 196, 81, 0.4);
  --faq-card: #121A3A;
  --faq-card-hover: #1C2852;
  --faq-gold: #F5C451;
  --faq-ink: #F0F4FF;
  --faq-dim: #9AA6C8;
  --faq-silver: #CDD6F5;
  --faq-mono: "JetBrains Mono", "Roboto Mono", "SFMono-Regular", Consolas, monospace;
  --faq-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
  --faq-radius: 10px;
  --faq-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --faq-shell-pad: clamp(16px, 4vw, 48px);
  position: relative;
  color: var(--faq-ink);
  font-family: var(--faq-sans);
}

.page-faq .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--faq-dim);
  padding: 24px var(--faq-shell-pad) 0;
  max-width: 1280px;
  margin: 0 auto;
}

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

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

.page-faq .breadcrumb-sep {
  color: rgba(205, 214, 245, 0.4);
}

.page-faq .faq-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 40px var(--faq-shell-pad) 32px;
}

.page-faq .faq-hero-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-faq .section-index {
  font-family: var(--faq-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faq-gold);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-faq .section-index::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--faq-line-gold);
}

.page-faq .faq-hero h1 {
  font-size: clamp(28px, 5.2vw, 48px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--faq-ink);
}

.page-faq .faq-hero-lead {
  font-size: 15px;
  line-height: 1.8;
  color: var(--faq-dim);
  max-width: 640px;
  margin: 0;
}

.page-faq .faq-hero-visual {
  position: relative;
  border-radius: var(--faq-radius);
  overflow: hidden;
  border: 1px solid var(--faq-line);
  background: linear-gradient(135deg, rgba(26, 42, 108, 0.5), rgba(58, 12, 163, 0.4));
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.page-faq .faq-search-panel {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--faq-shell-pad) 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-search-panel label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--faq-silver);
}

.page-faq .faq-search-input {
  width: 100%;
  background: var(--faq-card);
  border: 1px solid var(--faq-line);
  border-radius: 8px;
  padding: 14px 16px;
  color: var(--faq-ink);
  font-family: var(--faq-sans);
  font-size: 15px;
  outline: none;
  transition: border-color 0.3s var(--faq-ease), box-shadow 0.3s var(--faq-ease);
  box-sizing: border-box;
}

.page-faq .faq-search-input::placeholder {
  color: rgba(154, 166, 200, 0.6);
}

.page-faq .faq-search-input:focus {
  border-color: var(--faq-line-gold);
  box-shadow: 0 0 0 3px rgba(245, 196, 81, 0.08);
}

.page-faq .faq-search-hint {
  font-size: 12px;
  line-height: 1.6;
}

.page-faq .faq-layout {
  max-width: 1280px;
  margin: 0 auto;
  padding: 32px var(--faq-shell-pad) 48px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

.page-faq .faq-toc {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 20px;
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
  background: rgba(18, 26, 58, 0.6);
  height: fit-content;
}

.page-faq .faq-toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-faq .faq-toc-list li {
  border-bottom: 1px solid rgba(205, 214, 245, 0.08);
}

.page-faq .faq-toc-list li:last-child {
  border-bottom: none;
}

.page-faq .faq-toc-list a {
  display: block;
  padding: 12px 8px;
  color: var(--faq-silver);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.02em;
  border-left: 2px solid transparent;
  transition: color 0.3s var(--faq-ease), border-color 0.3s var(--faq-ease), background 0.3s var(--faq-ease);
}

.page-faq .faq-toc-list a:hover {
  color: var(--faq-gold);
  border-left-color: var(--faq-gold);
  background: rgba(245, 196, 81, 0.04);
}

.page-faq .faq-toc-note {
  padding: 14px 8px 4px;
  border-top: 1px solid var(--faq-line);
  font-size: 12px;
  line-height: 1.7;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-faq .faq-content {
  display: flex;
  flex-direction: column;
  gap: 44px;
  min-width: 0;
}

.page-faq .faq-section {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-faq .faq-section-head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.page-faq .faq-section-num {
  font-family: var(--faq-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--faq-gold);
  background: rgba(245, 196, 81, 0.08);
  border: 1px solid var(--faq-line-gold);
  border-radius: 6px;
  padding: 6px 10px;
  line-height: 1;
  flex-shrink: 0;
}

.page-faq .faq-section-head h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
  color: var(--faq-ink);
}

.page-faq .faq-section-head p {
  margin: 0;
  font-size: 13px;
}

.page-faq .faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .faq-item {
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
  background: var(--faq-card);
  overflow: hidden;
  transition: border-color 0.3s var(--faq-ease), box-shadow 0.3s var(--faq-ease), background 0.3s var(--faq-ease);
}

.page-faq .faq-item:hover {
  border-color: rgba(205, 214, 245, 0.25);
  background: var(--faq-card-hover);
}

.page-faq .faq-item[open] {
  border-color: var(--faq-line-gold);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35), 0 0 18px rgba(245, 196, 81, 0.06);
}

.page-faq .faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 20px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--faq-ink);
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
  user-select: none;
  transition: color 0.3s var(--faq-ease);
}

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

.page-faq .faq-item summary::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--faq-gold);
  flex-shrink: 0;
  transition: background 0.3s var(--faq-ease);
}

.page-faq .faq-item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--faq-mono);
  font-size: 20px;
  font-weight: 400;
  color: var(--faq-gold);
  transition: transform 0.3s var(--faq-ease);
  flex-shrink: 0;
}

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

.page-faq .faq-item[open] summary {
  color: var(--faq-gold);
}

.page-faq .faq-item[open] summary::before {
  background: var(--faq-silver);
}

.page-faq .faq-answer {
  padding: 4px 20px 20px 36px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--faq-silver);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

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

.page-faq .faq-answer-meta {
  font-family: var(--faq-mono);
  font-size: 12px;
  color: var(--faq-gold);
  letter-spacing: 0.02em;
  padding-top: 4px;
  border-top: 1px solid rgba(245, 196, 81, 0.12);
}

.page-faq .faq-answer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 4px;
}

.page-faq .faq-answer-links a {
  color: var(--faq-gold);
  text-decoration: none;
  font-size: 13px;
  border-bottom: 1px solid var(--faq-line-gold);
  padding-bottom: 2px;
  transition: color 0.3s var(--faq-ease), border-color 0.3s var(--faq-ease);
}

.page-faq .faq-answer-links a:hover {
  color: var(--faq-ink);
  border-color: rgba(205, 214, 245, 0.4);
}

.page-faq .faq-contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-faq .faq-contact-card {
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
  background: rgba(18, 26, 58, 0.6);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color 0.3s var(--faq-ease), background 0.3s var(--faq-ease);
}

.page-faq .faq-contact-card:hover {
  border-color: var(--faq-line-gold);
  background: var(--faq-card-hover);
}

.page-faq .faq-contact-card p {
  margin: 0;
}

.page-faq .faq-contact-card .font-dim {
  font-size: 12px;
}

.page-faq .faq-contact-value {
  font-family: var(--faq-mono);
  font-size: 15px;
  color: var(--faq-ink);
  font-weight: 600;
  letter-spacing: -0.01em;
  overflow-wrap: break-word;
}

.page-faq .faq-contact-visual {
  border-radius: var(--faq-radius);
  overflow: hidden;
  border: 1px solid var(--faq-line);
  background: linear-gradient(135deg, rgba(26, 42, 108, 0.5), rgba(58, 12, 163, 0.4));
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.page-faq .faq-contact-footnote {
  font-size: 13px;
  line-height: 1.8;
  padding: 14px 16px;
  border-left: 2px solid var(--faq-gold);
  background: rgba(245, 196, 81, 0.04);
  border-radius: 0 8px 8px 0;
}

.page-faq .faq-contact-links {
  margin: 4px 0 0;
}

.page-faq .faq-contact-links a {
  display: inline-block;
  padding: 10px 22px;
  background: linear-gradient(135deg, #F5C451, #E67E22);
  color: #0B1026;
  font-size: 14px;
  font-weight: 700;
  border-radius: 8px;
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: transform 0.3s var(--faq-ease), box-shadow 0.3s var(--faq-ease);
}

.page-faq .faq-contact-links a:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(230, 126, 34, 0.25);
}

@media (min-width: 768px) {
  .page-faq .faq-hero {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    padding-top: 48px;
    padding-bottom: 40px;
  }

  .page-faq .faq-hero h1 {
    font-size: 44px;
  }

  .page-faq .faq-search-panel {
    flex-direction: row;
    align-items: center;
    gap: 16px;
  }

  .page-faq .faq-search-input {
    flex: 1;
    max-width: 480px;
  }

  .page-faq .faq-search-hint {
    margin-left: auto;
  }

  .page-faq .faq-layout {
    grid-template-columns: 240px 1fr;
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 88px;
    max-height: calc(100vh - 110px);
    overflow-y: auto;
  }

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

  .page-faq .faq-contact-visual {
    max-width: 400px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hero {
    padding-top: 56px;
    padding-bottom: 48px;
  }

  .page-faq .faq-hero h1 {
    font-size: 52px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 280px 1fr;
    gap: 56px;
  }

  .page-faq .faq-answer {
    font-size: 15px;
  }

  .page-faq .faq-contact-card {
    padding: 22px;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .page-faq [data-reveal] {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.6s var(--faq-ease), transform 0.6s var(--faq-ease);
  }

  .page-faq [data-reveal].is-revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq [data-reveal] {
    opacity: 1;
    transform: none;
  }
}