.page-faq {
  --faq-accent: var(--lake);
  --faq-hair: rgba(79, 163, 209, 0.2);
  --faq-hair-soft: rgba(79, 163, 209, 0.1);
  --faq-body-text: rgba(247, 250, 252, 0.78);
  background:
    radial-gradient(1100px 480px at 92% -8%, rgba(27, 127, 184, 0.2), transparent 62%),
    radial-gradient(700px 420px at -10% 30%, rgba(255, 106, 26, 0.07), transparent 60%),
    var(--arena);
  color: var(--snow);
  padding-bottom: 72px;
  overflow-x: hidden;
}

.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 22px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--cold);
}

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

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--ice);
  border-bottom-color: var(--orange);
}

.page-faq .breadcrumb span:last-child {
  color: var(--snow);
}

/* ---------- Hero ---------- */

.page-faq .faq-hero {
  display: grid;
  gap: 26px;
  padding: 26px 0 10px;
}

.page-faq .faq-hero-copy > * + * {
  margin-top: 16px;
}

.page-faq h1 {
  margin: 0;
  font-size: clamp(1.9rem, 8vw, 3.4rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
  font-weight: 900;
  text-wrap: balance;
}

.page-faq .faq-lead {
  margin: 0;
  max-width: 60ch;
  font-size: 1rem;
  line-height: 1.85;
  color: var(--faq-body-text);
}

.page-faq .faq-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 22px 0 0;
  background: var(--faq-hair);
  border-top: 1px solid var(--faq-hair);
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-metrics > div {
  background: var(--arena);
  padding: 11px 12px;
}

.page-faq .faq-metrics dt {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  color: var(--cold);
}

.page-faq .faq-metrics dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.01em;
}

.page-faq .faq-hero-media {
  position: relative;
  margin: 0;
  padding: 6px;
  background: var(--graphite);
  box-shadow: inset 0 0 0 1px var(--faq-hair);
}

.page-faq .faq-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 7;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.06);
}

.page-faq .faq-hero-media::after {
  content: "";
  position: absolute;
  right: 6px;
  bottom: 6px;
  width: 66px;
  height: 66px;
  background: linear-gradient(135deg, transparent 50%, var(--orange) 50%);
  opacity: 0.9;
}

/* ---------- 分类轴 ---------- */

.page-faq .faq-axis {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 24px 0 4px;
}

.page-faq .axis-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  padding: 13px 14px;
  background: var(--graphite);
  color: var(--snow);
  text-decoration: none;
  box-shadow: inset 3px 0 0 var(--faq-accent, var(--lake));
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .axis-card:hover,
.page-faq .axis-card:focus-visible {
  background: var(--deep-lake);
  box-shadow: inset 7px 0 0 var(--faq-accent, var(--lake));
  transform: translateX(3px);
}

.page-faq .axis-card:focus-visible {
  outline: 2px solid var(--ice);
  outline-offset: 2px;
}

.page-faq .axis-card:nth-child(1) { --faq-accent: var(--lake); }
.page-faq .axis-card:nth-child(2) { --faq-accent: var(--ice); }
.page-faq .axis-card:nth-child(3) { --faq-accent: var(--orange); }
.page-faq .axis-card:nth-child(4) { --faq-accent: var(--amber); }
.page-faq .axis-card:nth-child(5) { --faq-accent: var(--snow); }

.page-faq .axis-num {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--faq-accent, var(--ice));
}

.page-faq .axis-body {
  display: block;
  min-width: 0;
}

.page-faq .axis-title {
  display: block;
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-faq .axis-sub {
  display: block;
  margin-top: 3px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  color: var(--cold);
  overflow-wrap: anywhere;
}

/* ---------- 区块 ---------- */

.page-faq .faq-block {
  padding: 36px 0 6px;
  scroll-margin-top: 96px;
}

.page-faq .faq-block + .faq-block {
  border-top: 1px solid var(--faq-hair-soft);
  margin-top: 26px;
}

.page-faq #faq-dl { --faq-accent: var(--lake); }
.page-faq #faq-nav { --faq-accent: var(--ice); }
.page-faq #faq-venue { --faq-accent: var(--orange); }
.page-faq #faq-check { --faq-accent: var(--amber); }
.page-faq #faq-account { --faq-accent: var(--snow); }
.page-faq #faq-help { --faq-accent: var(--orange); }

.page-faq .faq-block-head {
  position: relative;
  display: grid;
  gap: 10px;
  padding-bottom: 16px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-block-head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 72px;
  height: 2px;
  background: var(--faq-accent, var(--lake));
}

.page-faq .faq-block-head h2 {
  margin: 0;
  font-size: clamp(1.42rem, 5.2vw, 2rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  font-weight: 800;
  color: var(--snow);
  text-wrap: balance;
}

.page-faq .faq-block-lead {
  margin: 0;
  max-width: 64ch;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--faq-body-text);
}

.page-faq .faq-block-head .stamp {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  padding: 4px 9px;
  color: var(--amber);
  box-shadow: inset 0 0 0 1px rgba(255, 176, 32, 0.45);
}

/* ---------- 折叠条目 ---------- */

.page-faq .faq-list {
  display: grid;
  gap: 9px;
}

.page-faq .faq-item {
  position: relative;
  background: var(--graphite);
  box-shadow: inset 0 0 0 1px rgba(79, 163, 209, 0.15);
  transition: box-shadow var(--dur) var(--ease);
}

.page-faq .faq-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--faq-accent, var(--lake));
  transition: width var(--dur) var(--ease);
}

.page-faq .faq-item:hover,
.page-faq .faq-item[open] {
  box-shadow: inset 0 0 0 1px rgba(79, 163, 209, 0.32);
}

.page-faq .faq-item:hover::before,
.page-faq .faq-item[open]::before {
  width: 7px;
}

.page-faq .faq-item > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 14px 16px 14px 18px;
  cursor: pointer;
  list-style: none;
  transition: background var(--dur) var(--ease);
}

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

.page-faq .faq-item > summary::marker {
  content: "";
}

.page-faq .faq-item > summary:hover {
  background: rgba(27, 127, 184, 0.12);
}

.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--ice);
  outline-offset: -2px;
}

.page-faq .faq-idx {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: var(--faq-accent, var(--ice));
  padding: 3px 6px;
  box-shadow: inset 0 0 0 1px currentColor;
}

.page-faq .faq-symptom {
  font-size: 0.96rem;
  line-height: 1.55;
  font-weight: 600;
  color: var(--snow);
  overflow-wrap: anywhere;
}

.page-faq .faq-toggle {
  position: relative;
  width: 16px;
  height: 16px;
  flex: none;
}

.page-faq .faq-toggle::before,
.page-faq .faq-toggle::after {
  content: "";
  position: absolute;
  background: var(--cold);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-toggle::before {
  left: 0;
  right: 0;
  top: 7px;
  height: 2px;
}

.page-faq .faq-toggle::after {
  top: 0;
  bottom: 0;
  left: 7px;
  width: 2px;
}

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

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

.page-faq .faq-body {
  padding: 0 18px 18px 18px;
  border-top: 1px solid var(--faq-hair-soft);
}

.page-faq .faq-body > p {
  margin: 14px 0 0;
  max-width: 66ch;
  font-size: 0.92rem;
  line-height: 1.8;
  color: var(--faq-body-text);
}

.page-faq .faq-steps {
  counter-reset: step;
  list-style: none;
  display: grid;
  gap: 12px;
  margin: 14px 0 0;
  padding: 0;
}

.page-faq .faq-steps > li {
  counter-increment: step;
  position: relative;
  padding-left: 33px;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--faq-body-text);
}

.page-faq .faq-steps > li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 2px;
  display: grid;
  place-items: center;
  width: 21px;
  height: 21px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 700;
  color: var(--arena);
  background: var(--faq-accent, var(--ice));
  clip-path: polygon(0 0, 100% 0, 100% 68%, 68% 100%, 0 100%);
}

.page-faq .faq-steps > li::after {
  content: "";
  position: absolute;
  left: 10px;
  top: 25px;
  bottom: -13px;
  width: 1px;
  background: var(--faq-hair);
}

.page-faq .faq-steps > li:last-child::after {
  display: none;
}

.page-faq .faq-body a {
  color: var(--ice);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-hair);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-body a:hover,
.page-faq .faq-body a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-faq .faq-note {
  margin: 14px 0 0;
  padding: 10px 12px;
  background: rgba(255, 176, 32, 0.08);
  box-shadow: inset 2px 0 0 var(--amber);
  font-size: 0.86rem;
  line-height: 1.72;
  color: rgba(247, 250, 252, 0.74);
}

/* ---------- 图片块 ---------- */

.page-faq .faq-figure {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  box-shadow: inset 0 0 0 1px var(--faq-hair);
  filter: saturate(0.9);
}

.page-faq .faq-figure .media-caption {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--cold);
  border-left: 2px solid var(--faq-accent, var(--lake));
  padding-left: 10px;
}

/* ---------- 人工支持 ---------- */

.page-faq .help-grid {
  display: grid;
  gap: 14px;
}

.page-faq .help-contact {
  display: grid;
  gap: 1px;
  background: var(--faq-hair);
  box-shadow: inset 0 0 0 1px var(--faq-hair);
}

.page-faq .help-cell {
  background: var(--graphite);
  padding: 14px 15px;
}

.page-faq .help-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  color: var(--cold);
}

.page-faq .help-value {
  margin: 7px 0 0;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--snow);
  overflow-wrap: anywhere;
}

.page-faq .help-value--mail {
  color: var(--orange);
}

.page-faq .help-value--addr {
  font-size: 0.86rem;
  font-weight: 400;
  line-height: 1.75;
  color: var(--faq-body-text);
}

.page-faq .help-hint {
  margin: 6px 0 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--cold);
}

.page-faq .help-checklist {
  padding: 16px 15px;
  background: var(--night);
  box-shadow: inset 0 0 0 1px var(--faq-hair);
}

.page-faq .help-checklist h3 {
  margin: 0 0 12px;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--snow);
}

.page-faq .help-checklist ul {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
}

.page-faq .help-checklist li {
  position: relative;
  padding-left: 20px;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--faq-body-text);
}

.page-faq .help-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 9px;
  height: 9px;
  background: var(--orange);
  clip-path: polygon(0 0, 100% 0, 100% 60%, 60% 100%, 0 100%);
}

.page-faq .help-tail {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--faq-hair-soft);
  font-size: 0.86rem;
  line-height: 1.78;
  color: var(--cold);
}

.page-faq .help-tail a {
  color: var(--ice);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-hair);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .help-tail a:hover,
.page-faq .help-tail a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 断点 ---------- */

@media (min-width: 600px) {
  .page-faq .faq-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-axis {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-faq .faq-block-head .eyebrow,
  .page-faq .faq-block-head h2,
  .page-faq .faq-block-head .faq-block-lead {
    grid-column: 1;
  }

  .page-faq .faq-block-head .stamp {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
    align-self: start;
  }
}

@media (min-width: 900px) {
  .page-faq {
    padding-bottom: 96px;
  }

  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
    gap: 40px;
    padding-top: 34px;
  }

  .page-faq .faq-axis {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    padding-top: 30px;
  }

  .page-faq .faq-block {
    padding-top: 44px;
  }

  .page-faq .faq-figure {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: center;
    gap: 22px;
  }

  .page-faq .help-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 18px;
  }
}

@media (min-width: 1280px) {
  .page-faq h1 {
    font-size: 3.5rem;
  }

  .page-faq .faq-block-head h2 {
    font-size: 2.1rem;
  }
}

@media (max-width: 400px) {
  .page-faq h1 {
    font-size: 1.72rem;
  }

  .page-faq .faq-item > summary {
    padding-right: 12px;
    gap: 9px;
  }

  .page-faq .faq-body {
    padding: 0 13px 16px 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .axis-card,
  .page-faq .faq-item,
  .page-faq .faq-item::before,
  .page-faq .faq-toggle::before,
  .page-faq .faq-toggle::after {
    transition: none;
  }

  .page-faq .axis-card:hover,
  .page-faq .axis-card:focus-visible {
    transform: none;
  }
}
<<<END>>>