.page-faq {
  --faq-gap: clamp(16px, 3vw, 28px);
  --faq-radius: 4px;
  display: block;
  color: var(--text);
  background: var(--ink);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(20px, 4vw, 34px) 0 clamp(32px, 5vw, 62px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(53, 242, 206, 0.16), transparent 62%),
    linear-gradient(180deg, var(--panel-deep) 0%, var(--ink) 100%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(30, 74, 64, 0.5) 1px, transparent 1px),
    linear-gradient(180deg, rgba(30, 74, 64, 0.32) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 88%);
  pointer-events: none;
}

.page-faq .faq-hero > .wrap {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .crumbs {
  margin-bottom: clamp(16px, 3vw, 26px);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
}

.page-faq .faq-hero__title {
  margin: 0.24em 0 0.42em;
  font-size: clamp(28px, 5.6vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.03em;
  font-weight: 800;
}

.page-faq .faq-hero__text {
  max-width: 32em;
  margin: 0 0 clamp(20px, 3vw, 28px);
  font-size: clamp(15px, 1.6vw, 16.5px);
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-faq .faq-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.page-faq .faq-hero__facts strong {
  font-size: 18px;
  font-weight: 800;
  color: var(--cyan);
  letter-spacing: -0.02em;
}

/* 教程地图面板 */
.page-faq .faq-hero__panel {
  position: relative;
  padding: clamp(16px, 2.4vw, 22px);
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: linear-gradient(160deg, rgba(12, 43, 36, 0.96), rgba(8, 32, 26, 0.92));
  box-shadow: 0 28px 70px -48px rgba(0, 0, 0, 0.95);
}

.page-faq .faq-hero__panel::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 34px;
  height: 34px;
  border-top: 2px solid var(--cyan);
  border-left: 2px solid var(--cyan);
  border-top-left-radius: var(--faq-radius);
  pointer-events: none;
}

.page-faq .faq-hero__panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero__panel-kicker {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--cyan-soft);
}

.page-faq .faq-hero__panel-count {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-faq .faq-map {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-map__item {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-map__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 12px 8px;
  color: var(--text);
  text-decoration: none;
  transition: background-color 180ms ease, box-shadow 180ms ease;
}

.page-faq .faq-map__link:hover,
.page-faq .faq-map__link:focus-visible {
  background: rgba(53, 242, 206, 0.07);
  box-shadow: inset 3px 0 0 var(--cyan);
  outline: none;
}

.page-faq .faq-map__no {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--cyan);
}

.page-faq .faq-map__name {
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-faq .faq-map__sub {
  display: block;
  margin-top: 3px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 400;
  letter-spacing: 0.03em;
  color: var(--muted);
}

.page-faq .faq-map__count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
}

.page-faq .faq-hero__panel-note {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 通用区块 ---------- */
.page-faq .faq-block {
  padding: clamp(36px, 6vw, 76px) 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-block:last-of-type {
  border-bottom: 0;
}

.page-faq .faq-block__head {
  max-width: 40em;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-faq .faq-h2 {
  margin: 0.3em 0 0.45em;
  font-size: clamp(22px, 3.6vw, 33px);
  line-height: 1.22;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-faq .faq-lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-figure {
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-faq .faq-figure img,
.page-faq .faq-qa__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--faq-radius);
}

.page-faq .faq-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 206, 0.45);
  transition: border-color 160ms ease, color 160ms ease;
}

.page-faq .faq-inline-link:hover,
.page-faq .faq-inline-link:focus-visible {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan-soft);
}

/* ---------- 分步指引 ---------- */
.page-faq .faq-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 18px 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: linear-gradient(180deg, var(--panel), var(--panel-deep));
  transition: border-color 200ms ease, box-shadow 200ms ease, transform 200ms ease;
}

.page-faq .faq-step:hover,
.page-faq .faq-step:focus-within {
  border-color: var(--cyan);
  box-shadow: 0 0 0 1px rgba(53, 242, 206, 0.16), 0 22px 48px -36px rgba(53, 242, 206, 0.55);
}

.page-faq .faq-step__no {
  font-family: var(--font-mono);
  font-size: clamp(26px, 6vw, 40px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--cyan);
  text-shadow: 0 0 20px rgba(53, 242, 206, 0.32);
}

.page-faq .faq-step__title {
  margin: 0 0 8px;
  font-size: 17.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-faq .faq-step__text {
  max-width: 34em;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text);
}

/* ---------- 自查 ---------- */
.page-faq .faq-check__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
}

.page-faq .faq-refresh {
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid rgba(245, 184, 65, 0.42);
  border-radius: var(--faq-radius);
  background:
    radial-gradient(110% 90% at 10% 0%, rgba(245, 184, 65, 0.14), transparent 70%),
    var(--panel-deep);
}

.page-faq .faq-refresh__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--amber);
}

.page-faq .faq-refresh__value {
  display: block;
  margin: 10px 0 6px;
  font-family: var(--font-mono);
  font-size: clamp(64px, 14vw, 108px);
  font-weight: 800;
  line-height: 0.86;
  letter-spacing: -0.05em;
  color: var(--text);
  text-shadow: 0 0 28px rgba(245, 184, 65, 0.28);
}

.page-faq .faq-refresh__unit {
  margin-left: 8px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0;
  color: var(--amber);
}

.page-faq .faq-refresh__note {
  max-width: 26em;
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-causes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-faq .faq-cause {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--line);
  border-radius: var(--faq-radius);
  background: var(--panel);
  transition: border-color 200ms ease, background-color 200ms ease;
}

.page-faq .faq-cause:hover {
  border-left-color: var(--cyan);
  background: rgba(12, 43, 36, 0.92);
}

.page-faq .faq-cause__title {
  margin: 0 0 7px;
  font-size: 15.5px;
  font-weight: 700;
}

.page-faq .faq-cause__text {
  max-width: 34em;
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-selftest {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: clamp(16px, 2.4vw, 22px);
  list-style: none;
  border: 1px dashed var(--line);
  border-radius: var(--faq-radius);
  background: rgba(6, 26, 21, 0.55);
}

.page-faq .faq-selftest__item {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text);
}

.page-faq .faq-selftest__no {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--cyan);
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 1px 0;
}

/* ---------- 问答 ---------- */
.page-faq .faq-qa__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
}

.page-faq .faq-qa__figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
}

.page-faq .faq-qa {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-faq .faq-qa__item {
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: var(--panel-deep);
  transition: border-color 200ms ease, box-shadow 200ms ease;
}

.page-faq .faq-qa__item:hover {
  border-color: rgba(53, 242, 206, 0.55);
}

.page-faq .faq-qa__item[open] {
  border-color: rgba(53, 242, 206, 0.7);
  box-shadow: inset 2px 0 0 var(--cyan);
}

.page-faq .faq-qa__item summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-qa__q {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: -0.01em;
}

.page-faq .faq-qa__item summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1.3;
  color: var(--muted);
  transition: color 160ms ease, transform 200ms ease;
}

.page-faq .faq-qa__item[open] summary::after {
  content: "–";
  color: var(--cyan);
}

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

.page-faq .faq-qa__a p {
  max-width: 34em;
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 更新与支持 ---------- */
.page-faq .faq-support {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
}

.page-faq .faq-support__title {
  margin: 0 0 14px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-faq .faq-rhythm {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-faq .faq-rhythm__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-rhythm__when {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-faq .faq-rhythm__what {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text);
}

.page-faq .faq-support__card {
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: linear-gradient(170deg, rgba(12, 43, 36, 0.96), rgba(6, 26, 21, 0.98));
}

.page-faq .faq-prepare {
  margin: 0 0 18px;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.9;
  color: var(--text);
}

.page-faq .faq-prepare li::marker {
  color: var(--cyan);
}

.page-faq .faq-contact {
  margin: 0 0 18px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-contact__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-contact dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-faq .faq-contact dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
  word-break: break-word;
}

.page-faq .faq-support__btn {
  display: inline-block;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-faq .faq-causes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-cause:first-child {
    grid-column: 1 / -1;
  }

  .page-faq .faq-selftest {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-faq .faq-contact__row {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 12px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: start;
    gap: clamp(28px, 4vw, 52px);
  }

  .page-faq .faq-step {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 0 22px;
    padding: 22px 26px;
  }

  .page-faq .faq-step__no {
    padding-top: 2px;
  }

  .page-faq .faq-check__grid {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    align-items: start;
  }

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

  .page-faq .faq-cause:first-child {
    grid-column: auto;
  }

  .page-faq .faq-support {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(20px, 3vw, 36px);
  }
}

@media (min-width: 980px) {
  .page-faq .faq-qa__grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: start;
    gap: clamp(20px, 3vw, 36px);
  }

  .page-faq .faq-qa__figure {
    position: sticky;
    top: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-step,
  .page-faq .faq-cause,
  .page-faq .faq-map__link,
  .page-faq .faq-qa__item,
  .page-faq .faq-qa__item summary::after {
    transition: none;
  }
}
<<<END>>>