.page-faq {
  --faq-gap: 28px;
  color: var(--paper);
  background:
    radial-gradient(900px 470px at 88% -6%, rgba(39, 230, 255, 0.12), transparent 68%),
    radial-gradient(680px 420px at -4% 108%, rgba(245, 184, 75, 0.07), transparent 70%),
    var(--ink);
  padding-bottom: 68px;
}

.page-faq [id] {
  scroll-margin-top: 112px;
}

.page-faq .wrap {
  padding-left: 20px;
  padding-right: 20px;
}

.page-faq .crumbs {
  margin: 20px 0 0;
}

.page-faq .crumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--stone);
}

.page-faq .crumbs__list > li {
  display: inline-flex;
  align-items: center;
}

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

.page-faq .crumbs__link:hover,
.page-faq .crumbs__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: rgba(39, 230, 255, 0.55);
}

.page-faq .crumbs__sep {
  color: var(--line);
}

.page-faq .crumbs__list > li:last-child {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  display: grid;
  gap: var(--faq-gap);
  padding: 24px 0 44px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero__copy {
  min-width: 0;
}

.page-faq .faq-hero .eyebrow {
  display: block;
}

.page-faq .faq-hero h1 {
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(30px, 7.2vw, 52px);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .hl {
  color: var(--cyan);
  background: linear-gradient(180deg, transparent 64%, rgba(39, 230, 255, 0.2) 64%);
  padding-bottom: 2px;
}

.page-faq .faq-hero .lede {
  max-width: 62ch;
  margin: 0 0 26px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--stone);
}

.page-faq .faq-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 32px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.page-faq .faq-stat__num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .faq-stat--amber .faq-stat__num {
  color: var(--amber);
}

.page-faq .faq-stat__label {
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--stone);
}

.page-faq .faq-hero__media {
  margin: 0;
  min-width: 0;
}

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

.page-faq .faq-hero__media figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--stone);
}

/* ---------- 双栏骨架 ---------- */

.page-faq .faq-shell {
  display: grid;
  gap: var(--faq-gap);
  padding-top: 36px;
}

.page-faq .faq-index {
  padding: 18px 16px;
  background: linear-gradient(180deg, var(--panel) 0%, var(--ink-deep) 100%);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 0 100%);
}

.page-faq .faq-index__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.page-faq .faq-index__list {
  list-style: none;
  display: grid;
  gap: 2px;
  margin: 0 0 16px;
  padding: 0;
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 8px 10px 12px;
  border-left: 2px solid transparent;
  color: var(--paper);
  font-size: 14px;
  text-decoration: none;
  transition: background var(--ease), border-color var(--ease), color var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  background: rgba(39, 230, 255, 0.08);
  border-left-color: var(--cyan);
  color: var(--cyan);
}

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

.page-faq .faq-index__more {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--amber);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px dashed rgba(245, 184, 75, 0.45);
}

.page-faq .faq-index__more:hover,
.page-faq .faq-index__more:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--amber);
}

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

/* ---------- 章节 ---------- */

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

.page-faq .faq-block + .faq-block {
  padding-top: 36px;
  border-top: 1px solid var(--line);
}

.page-faq .faq-block__head {
  margin-bottom: 22px;
}

.page-faq .faq-block__head h2,
.page-faq .faq-cta h2 {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(23px, 4.6vw, 33px);
  line-height: 1.18;
  font-weight: 800;
  color: var(--paper);
}

.page-faq .faq-block__lede {
  max-width: 68ch;
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--stone);
}

/* ---------- 配图 ---------- */

.page-faq .faq-figure {
  margin: 0 0 22px;
}

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

.page-faq .faq-figure figcaption {
  margin-top: 9px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--stone);
}

/* ---------- 手风琴 ---------- */

.page-faq .q-grid {
  display: grid;
  gap: 12px;
}

.page-faq .q-item {
  background: linear-gradient(180deg, var(--panel) 0%, rgba(14, 34, 56, 0.72) 100%);
  border: 1px solid var(--line);
  border-left: 2px solid var(--line);
  transition: border-color var(--ease), background var(--ease), box-shadow var(--ease);
}

.page-faq .q-item:hover {
  border-left-color: rgba(39, 230, 255, 0.55);
}

.page-faq .q-item[open] {
  border-left-color: var(--cyan);
  background: linear-gradient(180deg, var(--panel-2) 0%, rgba(14, 34, 56, 0.92) 100%);
  box-shadow: 0 0 0 1px rgba(39, 230, 255, 0.14);
}

.page-faq .q-item__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 14px 14px;
  list-style: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
}

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

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

.page-faq .q-item__head:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-faq .q-item__badge {
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--cyan);
  padding: 4px 6px;
  background: rgba(39, 230, 255, 0.1);
  border: 1px solid rgba(39, 230, 255, 0.28);
}

.page-faq .q-item__label {
  min-width: 0;
}

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

.page-faq .q-item__mark::before,
.page-faq .q-item__mark::after {
  content: "";
  position: absolute;
  background: var(--stone);
  transition: transform var(--ease), background var(--ease);
}

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

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

.page-faq .q-item[open] .q-item__mark::before {
  background: var(--cyan);
}

.page-faq .q-item[open] .q-item__mark::after {
  transform: scaleY(0);
  background: var(--cyan);
}

.page-faq .q-item__body {
  padding: 0 14px 18px;
  margin-top: 0;
  border-top: 1px dashed var(--line);
}

.page-faq .q-item__body > p {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 步骤 ---------- */

.page-faq .step-list {
  list-style: none;
  counter-reset: step;
  display: grid;
  gap: 10px;
  margin: 14px 0 16px;
  padding: 0;
}

.page-faq .step-list li {
  counter-increment: step;
  position: relative;
  padding-left: 34px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
}

.page-faq .step-list li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  padding: 2px 4px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1;
  color: var(--cyan);
  background: rgba(7, 20, 38, 0.9);
  border: 1px solid var(--line);
}

.page-faq .tip {
  display: block;
  margin: 14px 0 16px;
  padding: 10px 12px;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--paper);
  background: rgba(245, 184, 75, 0.07);
  border-left: 2px solid var(--amber);
}

.page-faq .copy-btn {
  margin-top: 2px;
}

/* ---------- 状态图例 ---------- */

.page-faq .status-legend {
  list-style: none;
  display: grid;
  gap: 9px;
  margin: 14px 0 0;
  padding: 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--stone);
}

.page-faq .status-legend li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

/* ---------- 反馈区 ---------- */

.page-faq .faq-cta {
  display: grid;
  gap: 22px;
  padding: 22px 18px;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(39, 230, 255, 0.1), transparent 56%),
    var(--panel);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
}

.page-faq .faq-cta__text {
  min-width: 0;
}

.page-faq .faq-cta h2 {
  margin-top: 8px;
  font-size: clamp(21px, 4.2vw, 28px);
}

.page-faq .faq-cta .faq-block__lede {
  margin-bottom: 18px;
  font-size: 14px;
}

.page-faq .check-list {
  list-style: none;
  display: grid;
  gap: 8px;
  margin: 0 0 22px;
  padding: 0;
}

.page-faq .check-list li {
  position: relative;
  padding-left: 22px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--paper);
}

.page-faq .check-list li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 7px;
  width: 10px;
  height: 10px;
  background: var(--mint);
  clip-path: polygon(14% 46%, 0 61%, 40% 100%, 100% 24%, 86% 10%, 38% 72%);
}

.page-faq .faq-cta__side {
  min-width: 0;
}

.page-faq .meta-list {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-faq .meta-list li {
  padding: 11px 12px;
  background: var(--ink-deep);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--stone);
}

.page-faq .meta-list strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-faq .faq-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin: 24px 0 0;
  padding: 0;
}

.page-faq .faq-links a {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(39, 230, 255, 0.32);
  transition: color var(--ease), border-color var(--ease);
}

.page-faq .faq-links a:hover,
.page-faq .faq-links a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--cyan);
}

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
  .page-faq .wrap {
    padding-left: 32px;
    padding-right: 32px;
  }

  .page-faq .faq-cta {
    padding: 28px 26px;
  }

  .page-faq .q-item__head {
    padding: 16px 18px;
    font-size: 15.5px;
  }

  .page-faq .q-item__body {
    padding: 0 18px 20px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: center;
    gap: 46px;
    padding: 34px 0 56px;
  }

  .page-faq .faq-shell {
    grid-template-columns: 258px minmax(0, 1fr);
    align-items: start;
    gap: 46px;
    padding-top: 48px;
  }

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

  .page-faq .faq-cta {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 0.88fr);
    gap: 32px;
    padding: 32px 30px;
  }

  .page-faq .faq-block {
    padding-bottom: 54px;
  }

  .page-faq .faq-block + .faq-block {
    padding-top: 46px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-shell {
    grid-template-columns: 276px minmax(0, 1fr);
    gap: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }
}
<<<END>>>