.page-faq {
  --faq-radius: 6px;
  --faq-accent: var(--lime-pulse);
  background:
    radial-gradient(95% 60% at 88% -8%, rgba(200, 255, 61, 0.1), transparent 62%),
    radial-gradient(70% 45% at 0% 0%, rgba(159, 216, 255, 0.08), transparent 60%),
    var(--arena-deep);
  color: var(--ink);
  overflow-x: hidden;
  padding-bottom: clamp(36px, 6vw, 72px);
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0;
}

.page-faq a:focus-visible {
  outline: 2px solid var(--focus-cyan);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: calc(var(--header-h) + 20px) 0 clamp(22px, 4.5vw, 44px);
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: clamp(20px, 4vw, 40px);
  margin-top: 16px;
}

.page-faq h1 {
  margin-top: 12px;
  font-size: clamp(32px, 8vw, 62px);
  line-height: 1.03;
  color: var(--warm-white);
  max-width: 18ch;
}

.page-faq .faq-lead {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-faq .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-faq .hero-stats {
  list-style: none;
  margin: 26px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.page-faq .hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.page-faq .hero-stat-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(15px, 3.4vw, 20px);
  line-height: 1.2;
  color: var(--lime-pulse);
}

.page-faq .hero-stat-label {
  font-size: 12px;
  line-height: 1.55;
  color: var(--ink-mute);
}

.page-faq .faq-hero-visual {
  margin: 0;
  position: relative;
}

.page-faq .visual-wrap {
  position: relative;
  overflow: hidden;
  border-radius: 3px;
}

.page-faq .visual-wrap img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  background: var(--pitch-shadow);
}

.page-faq .visual-scan {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.55;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(11, 31, 26, 0.45) 0 1px,
    transparent 1px 4px
  );
}

.page-faq .media-caption {
  margin-top: 8px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--data-gray);
}

/* ---------- 索引 + 问答主体 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(20px, 4vw, 44px);
  padding-top: clamp(18px, 4vw, 40px);
}

.page-faq .index-map {
  border: 1px solid var(--line-strong);
  background: var(--glass-mint);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-radius: var(--faq-radius);
  padding: 16px 14px;
}

.page-faq .index-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--ice-blue);
}

.page-faq .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-faq .index-link {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 9px 8px;
  border-left: 2px solid transparent;
  border-radius: 3px;
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 14px;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .index-link:hover,
.page-faq .index-link:focus-visible {
  background: rgba(244, 241, 232, 0.07);
  color: var(--warm-white);
  border-left-color: var(--lime-pulse);
}

.page-faq .index-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--lime-pulse);
}

.page-faq .index-label {
  min-width: 0;
  overflow-wrap: anywhere;
}

.page-faq .index-count {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--data-gray);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 1px 6px;
}

.page-faq .index-note {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-mute);
}

.page-faq .faq-body {
  display: grid;
  gap: clamp(26px, 5vw, 44px);
  min-width: 0;
}

.page-faq .faq-section {
  scroll-margin-top: calc(var(--header-h) + 24px);
  border-top: 1px solid var(--line);
  padding-top: clamp(20px, 3.5vw, 30px);
}

.page-faq .faq-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--lime-pulse);
}

.page-faq .faq-kicker::after {
  content: "";
  flex: 0 0 34px;
  height: 1px;
  background: var(--lime-line);
}

.page-faq .faq-section h2 {
  font-size: clamp(23px, 4.6vw, 36px);
  line-height: 1.15;
  color: var(--warm-white);
  max-width: 22ch;
}

.page-faq .faq-intro {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-faq .faq-intro a {
  color: var(--ice-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-meta {
  display: inline-block;
  margin: 14px 0 0;
  padding: 4px 10px;
  border: 1px solid var(--lime-line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--lime-pulse);
  background: rgba(200, 255, 61, 0.06);
}

/* ---------- 步骤条 ---------- */
.page-faq .steps {
  list-style: none;
  margin: 18px 0 4px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .step {
  display: flex;
  gap: 10px;
  padding: 12px 13px;
  background: var(--pitch-shadow);
  border: 1px solid var(--line);
  border-radius: 4px;
}

.page-faq .step-index {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--lime-pulse);
  padding-top: 2px;
}

.page-faq .step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--ink-soft);
}

/* ---------- 四条检索路径 ---------- */
.page-faq .path-grid {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .path-card {
  --path-accent: var(--lime-pulse);
  padding: 14px 16px 16px;
  background: var(--pitch-shadow);
  border: 1px solid var(--line);
  border-top: 2px solid var(--path-accent);
  border-radius: 4px;
}

.page-faq .path-card:nth-child(2) {
  --path-accent: var(--ice-blue);
}

.page-faq .path-card:nth-child(3) {
  --path-accent: var(--orange-volt);
}

.page-faq .path-card:nth-child(4) {
  --path-accent: var(--warm-white);
}

.page-faq .path-tag {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--path-accent);
}

.page-faq .path-card h3 {
  font-size: 17px;
  color: var(--warm-white);
  margin-bottom: 6px;
}

.page-faq .path-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* ---------- 资料库数字条 ---------- */
.page-faq .lib-stats {
  list-style: none;
  margin: 16px 0 0;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 12px;
}

.page-faq .lib-num {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(18px, 3.6vw, 22px);
  line-height: 1.1;
  color: var(--ice-blue);
}

.page-faq .lib-label {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--ink-mute);
}

/* ---------- 问答折叠 ---------- */
.page-faq .faq-item {
  margin-top: 10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--carbon);
  overflow: hidden;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: var(--lime-line);
  background: var(--pitch-shadow);
}

.page-faq .faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: clamp(15px, 2.6vw, 16.5px);
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink);
}

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

.page-faq .faq-q::marker {
  content: "";
}

.page-faq .faq-q:hover {
  color: var(--warm-white);
}

.page-faq .faq-toggle {
  position: relative;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}

.page-faq .faq-toggle::before,
.page-faq .faq-toggle::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  background: var(--lime-pulse);
}

.page-faq .faq-toggle::before {
  width: 8px;
  height: 1.5px;
}

.page-faq .faq-toggle::after {
  width: 1.5px;
  height: 8px;
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}

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

.page-faq .faq-a {
  padding: 0 16px 16px;
  border-top: 1px solid var(--line);
  margin-top: 2px;
  padding-top: 12px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-faq .faq-a p {
  margin: 0 0 10px;
  max-width: 64ch;
}

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

.page-faq .faq-a a {
  color: var(--ice-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 赛后配图 ---------- */
.page-faq .faq-figure {
  margin: 18px 0 4px;
}

/* ---------- 联系卡 ---------- */
.page-faq .contact-card {
  margin-top: 18px;
  padding: clamp(16px, 3vw, 22px);
  background: var(--carbon);
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--lime-pulse);
  border-radius: 4px;
  display: grid;
  gap: 12px;
}

.page-faq .contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
  min-width: 0;
}

.page-faq .contact-label {
  flex: 0 0 72px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--data-gray);
}

.page-faq .contact-value {
  color: var(--ice-blue);
  font-size: 15px;
  line-height: 1.6;
  text-decoration: none;
  border-bottom: 1px solid rgba(159, 216, 255, 0.35);
  overflow-wrap: anywhere;
}

.page-faq a.contact-value:hover {
  border-bottom-color: var(--ice-blue);
}

.page-faq .contact-note {
  margin: 0;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-mute);
}

/* ---------- 后续入口 ---------- */
.page-faq .faq-next {
  margin-top: clamp(14px, 3vw, 26px);
  padding: clamp(26px, 5vw, 44px) 0 clamp(18px, 3vw, 26px);
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(30, 46, 40, 0.62), transparent 88%);
}

.page-faq .faq-next-grid {
  display: grid;
  gap: 20px;
}

.page-faq .faq-next h2 {
  margin-top: 8px;
  font-size: clamp(22px, 4vw, 32px);
  line-height: 1.15;
  color: var(--warm-white);
}

.page-faq .faq-next p {
  margin: 10px 0 0;
  max-width: 52ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-faq .next-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-faq .next-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: rgba(244, 241, 232, 0.03);
  color: var(--ink);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .next-links a::after {
  content: "→";
  color: var(--lime-pulse);
}

.page-faq .next-links a:hover,
.page-faq .next-links a:focus-visible {
  border-color: var(--lime-line);
  background: rgba(200, 255, 61, 0.08);
}

.page-faq .to-top {
  display: inline-flex;
  margin-top: 22px;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line-strong);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-mute);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .to-top:hover,
.page-faq .to-top:focus-visible {
  color: var(--lime-pulse);
  border-color: var(--lime-pulse);
}

/* ---------- 断点 ---------- */
@media (min-width: 560px) {
  .page-faq .next-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 640px) {
  .page-faq .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 700px) {
  .page-faq .path-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .lib-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .contact-row {
    flex-wrap: nowrap;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-faq .faq-next-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: end;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 260px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .index-map {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}
</main>