.page-faq {
  --faq-tab-bg: transparent;
  --faq-tab-active-bg: var(--color-gold);
  --faq-tab-active-text: var(--color-night);
  --faq-accordion-border: rgba(26, 26, 46, 0.1);
  --faq-accordion-radius: 6px;
  --faq-help-bg: var(--color-night);
  --faq-help-text: var(--color-fog);
  --faq-help-accent: var(--color-gold);
  --faq-chip-bg: rgba(212, 160, 23, 0.12);
  --faq-chip-border: rgba(212, 160, 23, 0.35);

  background-color: var(--color-mist);
  background-image: linear-gradient(rgba(212, 160, 23, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 160, 23, 0.04) 1px, transparent 1px);
  background-size: 44px 44px;
}

.page-faq .faq-shell {
  max-width: 1320px;
  margin: 0 auto;
  padding: 24px 20px 64px;
}

.page-faq .breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: 32px;
  gap: 8px;
}

.page-faq .crumb-link {
  color: var(--color-steel);
  text-decoration: none;
  padding: 4px 0;
  transition: color var(--transition-base);
}

.page-faq .crumb-link:hover {
  color: var(--color-night);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-faq .crumb-sep {
  color: var(--color-darkgold);
}

.page-faq .crumb-current {
  color: var(--text-body);
  font-weight: 600;
}

.page-faq .faq-hero {
  margin-bottom: 40px;
  padding: 8px 0 24px;
  border-bottom: 1px solid var(--line-color);
}

.page-faq .faq-hero h1 {
  font-family: var(--font-head);
  font-size: 32px;
  font-weight: 900;
  color: var(--color-night);
  line-height: 1.2;
  margin: 0 0 16px;
  letter-spacing: 0.01em;
}

.page-faq .faq-lead {
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 0 20px;
}

.page-faq .faq-keywords-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  margin: 0;
}

.page-faq .keyword-chip {
  background: var(--faq-chip-bg);
  border: 1px solid var(--faq-chip-border);
  color: var(--color-night);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
}

.page-faq .faq-sections-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-faq .faq-main-col {
  min-width: 0;
}

.page-faq .faq-tabs-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.page-faq .faq-tab-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(26, 26, 46, 0.2);
  background: var(--faq-tab-bg);
  color: var(--text-body);
  padding: 10px 16px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
}

.page-faq .faq-tab-trigger .tab-index {
  font-family: var(--font-mono);
  font-size: 12px;
  opacity: 0.7;
}

.page-faq .faq-tab-trigger:hover {
  border-color: var(--color-gold);
  color: var(--color-night);
}

.page-faq .faq-tab-trigger.is-active {
  background: var(--faq-tab-active-bg);
  border-color: var(--faq-tab-active-bg);
  color: var(--faq-tab-active-text);
  box-shadow: 0 2px 8px rgba(212, 160, 23, 0.35);
}

.page-faq .faq-tab-trigger:focus-visible {
  outline: 2px dashed var(--color-gold);
  outline-offset: 2px;
}

.page-faq .faq-group-title {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-night);
  margin: 0 0 20px;
  padding-left: 12px;
  border-left: 4px solid var(--color-red);
}

.page-faq .faq-accordion {
  border-top: 1px solid var(--faq-accordion-border);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--faq-accordion-border);
  background: rgba(255, 255, 255, 0.6);
  transition: background var(--transition-base);
}

.page-faq .faq-item:hover {
  background: rgba(255, 255, 255, 0.95);
}

.page-faq .faq-question {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 16px;
  cursor: pointer;
  list-style: none;
  transition: all var(--transition-base);
}

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

.page-faq .faq-question::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 20px;
  color: var(--color-darkgold);
  margin-left: auto;
  transition: transform var(--transition-base), color var(--transition-base);
  flex-shrink: 0;
}

.page-faq .faq-item[open] .faq-question {
  padding-bottom: 12px;
}

.page-faq .faq-item[open] .faq-question::after {
  transform: rotate(45deg);
  color: var(--color-red);
}

.page-faq .faq-q-index {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-gold);
  background: rgba(212, 160, 23, 0.1);
  padding: 4px 10px;
  border-radius: 4px;
  flex-shrink: 0;
  border: 1px solid rgba(212, 160, 23, 0.3);
}

.page-faq .faq-q-text {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-night);
  line-height: 1.5;
}

.page-faq .faq-answer {
  padding: 0 16px 20px 58px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-muted);
}

.page-faq .faq-answer p {
  margin: 0 0 12px;
}

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

.page-faq .faq-image-half {
  margin: 16px 0 0;
  max-width: 480px;
}

.page-faq .faq-image-full {
  margin: 16px 0 0;
  max-width: 360px;
}

.page-faq .media-frame {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(26, 26, 46, 0.12);
  box-shadow: var(--shadow-1);
}

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

.page-faq .faq-related-links {
  margin-top: 28px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  padding: 16px 20px;
  border: 1px dashed rgba(26, 26, 46, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.5);
}

.page-faq .faq-related-links p {
  margin: 0;
  color: var(--text-muted);
  font-weight: 600;
}

.page-faq .faq-related-links a {
  color: var(--color-steel);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), color var(--transition-base);
}

.page-faq .faq-related-links a:hover {
  color: var(--color-night);
  border-bottom-color: var(--color-steel);
}

.page-faq .faq-side-col {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-faq .faq-help-card {
  background: var(--faq-help-bg);
  color: var(--faq-help-text);
  padding: 32px 28px;
  border-radius: 8px;
  border-top: 4px solid var(--faq-help-accent);
  position: relative;
  overflow: hidden;
}

.page-faq .faq-help-card::after {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 160, 23, 0.28), transparent 70%);
  pointer-events: none;
}

.page-faq .help-card-icon {
  display: inline-flex;
  font-size: 24px;
  color: var(--faq-help-accent);
  margin-bottom: 12px;
}

.page-faq .help-card-title {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-white);
  margin: 0 0 12px;
  line-height: 1.4;
}

.page-faq .help-card-text {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(232, 228, 216, 0.9);
  margin: 0 0 20px;
}

.page-faq .faq-copy-email {
  width: 100%;
  margin-bottom: 16px;
  justify-content: center;
}

.page-faq .faq-copy-email:focus-visible {
  outline: 2px dashed var(--color-gold);
  outline-offset: 2px;
}

.page-faq .help-card-phone {
  font-family: var(--font-mono);
  font-size: 14px;
  color: rgba(232, 228, 216, 0.7);
  margin: 0;
  letter-spacing: 0.03em;
}

.page-faq {
  --color-gold: #D4A017;
  --color-red: #E34234;
  --color-night: #1A1A2E;
  --color-orange: #FF6B35;
  --color-mist: #F5F0E6;
  --color-smoke: #2A2A3C;
  --color-fog: #E8E4D8;
  --color-steel: #4A90D9;
  --color-white: #FFFFFF;
  --color-darkgold: #B8860B;
  --bg-body: var(--color-mist);
  --bg-card: var(--color-white);
  --bg-deep: var(--color-night);
  --text-body: rgba(26, 26, 46, 0.88);
  --text-muted: rgba(26, 26, 46, 0.6);
  --text-invert: var(--color-mist);
  --line-color: rgba(26, 26, 46, 0.14);
  --font-head: "Noto Serif SC", "Songti SC", SimSun, Georgia, serif;
  --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Consolas, "Courier New", monospace;
  --transition-base: 180ms ease;
  --radius: 4px;
  --shadow-1: 0 1px 3px rgba(10, 10, 24, 0.12);
}

.page-faq .faq-quick-links {
  border: 1px solid var(--line-color);
  border-radius: 8px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow-1);
}

.page-faq .quick-links-title {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-night);
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(26, 26, 46, 0.1);
}

.page-faq .quick-links-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-faq .quick-links-list a {
  display: block;
  padding: 8px 0;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  transition: color var(--transition-base), padding-left var(--transition-base);
}

.page-faq .quick-links-list a::before {
  content: "→ ";
  color: var(--color-gold);
  font-family: var(--font-mono);
}

.page-faq .quick-links-list a:hover {
  color: var(--color-night);
  padding-left: 4px;
}

.page-faq .faq-status-card {
  border: 1px solid var(--line-color);
  border-radius: 8px;
  padding: 24px;
  background: linear-gradient(135deg, var(--color-mist), var(--color-fog));
  box-shadow: var(--shadow-1);
}

.page-faq .status-card-title {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-night);
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(26, 26, 46, 0.1);
}

.page-faq .status-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.page-faq .status-label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.page-faq .status-value {
  display: block;
  font-size: 22px;
  font-weight: 900;
  color: var(--color-red);
  font-family: var(--font-head);
  line-height: 1.2;
}

.page-faq .faq-bottom-note {
  margin-top: 48px;
  border-top: 2px solid var(--color-gold);
  padding-top: 24px;
}

.page-faq .bottom-note-inner {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 20px;
  background: rgba(212, 160, 23, 0.08);
  border-radius: var(--radius);
  border: 1px solid rgba(212, 160, 23, 0.2);
}

.page-faq .note-icon {
  color: var(--color-gold);
  font-size: 18px;
  flex-shrink: 0;
  margin-top: 2px;
}

.page-faq .bottom-note-inner p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-body);
}

@media (min-width: 880px) {
  .page-faq .faq-shell {
    padding: 36px 48px 80px;
  }

  .page-faq .faq-hero h1 {
    font-size: 40px;
  }

  .page-faq .faq-hero {
    padding: 8px 0 32px;
  }

  .page-faq .faq-sections-grid {
    grid-template-columns: 1fr 320px;
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-side-col {
    position: sticky;
    top: 24px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-sections-grid {
    grid-template-columns: 1fr 360px;
  }
}