.page-faq {
  --faq-index-w: 268px;
  --faq-sticky-top: calc(var(--header-space) + 28px);
  --faq-row-gap: 12px;
  padding-bottom: clamp(64px, 9vw, 120px);
}

.page-faq .faq-head {
  padding: clamp(26px, 5vw, 56px) 0 clamp(28px, 4vw, 44px);
  max-width: 760px;
}

.page-faq .faq-head .h-display {
  font-size: clamp(30px, 6.4vw, 56px);
  line-height: 1.12;
  margin: 14px 0 18px;
}

.page-faq .faq-head .lede {
  max-width: 40ch;
  color: var(--muted);
}

/* ---------- 四步速查 ---------- */
.page-faq .faq-steps {
  position: relative;
  display: grid;
  gap: clamp(22px, 3vw, 36px);
  padding: clamp(22px, 4vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(53, 240, 208, .10), transparent 55%),
    radial-gradient(120% 120% at 100% 100%, rgba(255, 61, 154, .12), transparent 58%),
    var(--panel-deep);
  overflow: hidden;
}

.page-faq .faq-steps::before,
.page-faq .faq-steps::after {
  content: "";
  position: absolute;
  width: 24px;
  height: 24px;
  border: 1px solid var(--cyan);
  pointer-events: none;
}

.page-faq .faq-steps::before {
  top: -1px;
  left: -1px;
  border-right: 0;
  border-bottom: 0;
  border-top-left-radius: var(--radius-xl);
}

.page-faq .faq-steps::after {
  right: -1px;
  bottom: -1px;
  border-top: 0;
  border-left: 0;
  border-bottom-right-radius: var(--radius-xl);
}

.page-faq .steps-copy .h-sub {
  margin: 0 0 18px;
}

.page-faq .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--faq-row-gap);
  counter-reset: none;
}

.page-faq .step-link {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  background: rgba(7, 11, 30, .55);
  color: var(--text);
  text-decoration: none;
  transition: border-color .24s var(--ease), background .24s var(--ease), transform .24s var(--ease);
}

.page-faq .step-link:hover,
.page-faq .step-link:focus-visible {
  border-color: var(--line);
  background: rgba(16, 26, 58, .9);
  transform: translateX(4px);
}

.page-faq .step-link:focus-visible {
  outline: 2px solid var(--cyan-soft);
  outline-offset: 2px;
}

.page-faq .step-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--cyan);
  padding-top: 3px;
  flex: none;
}

.page-faq .step-body {
  display: grid;
  gap: 4px;
}

.page-faq .step-body strong {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .01em;
}

.page-faq .step-body span {
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

.page-faq .steps-figure {
  margin: 0;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .steps-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-soft);
}

.page-faq .steps-figure figcaption {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  padding-left: 2px;
  border-left: 1px solid var(--cyan);
  padding-left: 12px;
}

/* ---------- 索引 + 问答 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(40px, 6vw, 76px);
}

.page-faq .faq-index {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-faq .index-title {
  display: none;
}

.page-faq .index-link {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--pill);
  border: 1px solid var(--line-soft);
  background: rgba(16, 26, 58, .7);
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  white-space: nowrap;
  transition: border-color .22s var(--ease), color .22s var(--ease), background .22s var(--ease);
}

.page-faq .index-link span {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
}

.page-faq .index-link em {
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted);
}

.page-faq .index-link:hover,
.page-faq .index-link:focus-visible {
  border-color: var(--cyan);
  background: rgba(53, 240, 208, .10);
  color: var(--cyan-soft);
}

.page-faq .index-link:focus-visible {
  outline: 2px solid var(--cyan-soft);
  outline-offset: 2px;
}

.page-faq .index-note {
  display: none;
}

.page-faq .faq-sheet {
  position: relative;
  display: grid;
  gap: clamp(18px, 3vw, 28px);
  min-width: 0;
  padding: clamp(14px, 2.4vw, 22px);
  border-radius: var(--radius-xl);
  background: linear-gradient(160deg, rgba(16, 26, 58, .55), rgba(7, 11, 30, .25));
  overflow: hidden;
}

.page-faq .sheet-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .16;
  pointer-events: none;
  z-index: 0;
}

.page-faq .faq-group {
  position: relative;
  z-index: 1;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: rgba(11, 19, 48, .82);
  scroll-margin-top: calc(var(--header-space) + 24px);
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}

.page-faq .faq-group:target {
  border-color: var(--cyan);
  box-shadow: var(--glow-cyan);
}

.page-faq .faq-group__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 14px;
  margin-bottom: 6px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-group__head .h-sub {
  margin: 0;
  font-size: clamp(19px, 2.6vw, 23px);
}

.page-faq .faq-group__head .tag {
  margin-left: auto;
  flex: none;
}

/* 手风琴 */
.page-faq .accordion {
  border-top: 1px solid var(--line-soft);
}

.page-faq .accordion:first-of-type {
  border-top: 0;
}

.page-faq .accordion > summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 4px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--text);
  list-style: none;
  transition: transform .26s var(--ease), color .22s var(--ease);
}

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

.page-faq .accordion > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--muted);
  padding-top: 3px;
  transition: color .22s var(--ease), transform .26s var(--ease);
}

.page-faq .accordion[open] > summary {
  transform: translateX(6px);
  color: var(--cyan-soft);
}

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

.page-faq .accordion > summary:hover::after,
.page-faq .accordion > summary:focus-visible::after {
  color: var(--cyan);
}

.page-faq .accordion > summary:focus-visible {
  outline: 2px solid var(--cyan-soft);
  outline-offset: 2px;
  border-radius: var(--radius-md);
}

.page-faq .q-mark {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--cyan);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 3px 5px;
  margin-top: 2px;
}

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

.page-faq .accordion__body {
  padding: 0 6px 18px 46px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 入口对照 ---------- */
.page-faq .faq-compare {
  margin-top: clamp(48px, 7vw, 96px);
  display: grid;
  gap: clamp(22px, 3vw, 36px);
}

.page-faq .compare-copy {
  max-width: 54ch;
}

.page-faq .compare-copy .h-section {
  font-size: clamp(24px, 4vw, 36px);
  margin: 12px 0 14px;
}

.page-faq .compare-copy p {
  color: var(--muted);
  line-height: 1.75;
}

.page-faq .compare-copy a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 208, .4);
}

.page-faq .compare-copy a:hover {
  color: var(--cyan-soft);
}

.page-faq .faq-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel-deep);
  scrollbar-width: thin;
}

.page-faq .faq-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-faq .faq-table caption {
  caption-side: top;
  text-align: left;
  padding: 0;
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
}

.page-faq .faq-table thead th {
  padding: 15px 18px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-deep);
  background: var(--cyan);
  white-space: nowrap;
}

.page-faq .faq-table thead th + th {
  background: linear-gradient(100deg, var(--cyan) 0%, var(--cyan-soft) 60%, var(--magenta) 130%);
}

.page-faq .faq-table thead th:first-child {
  clip-path: polygon(0 0, 100% 0, calc(100% - 22px) 100%, 0 100%);
}

.page-faq .faq-table thead th:nth-child(2) {
  clip-path: polygon(22px 0, 100% 0, calc(100% - 22px) 100%, 0 100%);
  margin-left: -10px;
}

.page-faq .faq-table tbody th,
.page-faq .faq-table tbody td {
  padding: 14px 18px;
  text-align: left;
  vertical-align: top;
  border-top: 1px solid var(--line-soft);
  line-height: 1.7;
}

.page-faq .faq-table tbody th {
  color: var(--text);
  font-weight: 600;
  white-space: nowrap;
}

.page-faq .faq-table tbody td {
  color: var(--muted);
}

.page-faq .faq-table tbody tr:hover td,
.page-faq .faq-table tbody tr:hover th {
  background: rgba(53, 240, 208, .05);
}

/* ---------- 栏目找回 ---------- */
.page-faq .faq-restore {
  margin-top: clamp(48px, 7vw, 96px);
  padding: clamp(24px, 4vw, 44px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--line-soft);
  background:
    linear-gradient(115deg, rgba(255, 178, 91, .07), transparent 42%),
    var(--panel-deep);
}

.page-faq .faq-restore .h-section {
  font-size: clamp(24px, 4vw, 34px);
  margin: 0 0 14px;
}

.page-faq .restore-lede {
  max-width: 52ch;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-faq .restore-list {
  list-style: none;
  margin: 0 0 clamp(18px, 3vw, 26px);
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .restore-list li {
  display: flex;
  gap: 16px;
  padding: 18px 4px 18px 0;
  border-top: 1px solid var(--line-soft);
}

.page-faq .restore-num {
  flex: none;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: var(--pill);
  border: 1px solid var(--amber);
  color: var(--amber);
  font-family: var(--font-mono);
  font-size: 13px;
}

.page-faq .restore-list .h-sub {
  margin: 0 0 6px;
  font-size: 17px;
}

.page-faq .restore-list p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
  max-width: 58ch;
}

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

.page-faq .restore-tail a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(124, 247, 228, .4);
}

.page-faq .restore-tail a:hover {
  color: var(--cyan);
}

/* ---------- 邮件求助 ---------- */
.page-faq .faq-mail {
  margin-top: clamp(48px, 7vw, 96px);
}

.page-faq .mail-inner {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  padding: clamp(24px, 4vw, 48px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(255, 61, 154, .16), transparent 60%),
    radial-gradient(90% 120% at 0% 100%, rgba(53, 240, 208, .14), transparent 62%),
    var(--panel);
}

.page-faq .mail-copy .h-section {
  font-size: clamp(24px, 4vw, 36px);
  margin: 12px 0 14px;
}

.page-faq .mail-copy p {
  color: var(--muted);
  line-height: 1.75;
  max-width: 46ch;
}

.page-faq .mail-address {
  display: inline-block;
  margin: 18px 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(15px, 2.6vw, 20px);
  letter-spacing: .01em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 240, 208, .45);
  word-break: break-all;
  transition: color .22s var(--ease);
}

.page-faq .mail-address:hover,
.page-faq .mail-address:focus-visible {
  color: var(--cyan-soft);
}

.page-faq .mail-address:focus-visible {
  outline: 2px solid var(--cyan-soft);
  outline-offset: 3px;
  border-radius: 4px;
}

.page-faq .mail-note {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
}

.page-faq .mail-list {
  padding-top: clamp(20px, 3vw, 4px);
  border-top: 1px solid var(--line-soft);
}

.page-faq .mail-list .h-sub {
  margin: 0 0 16px;
  font-size: 18px;
}

.page-faq .mail-list ol {
  list-style: none;
  counter-reset: mailstep;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 14px;
}

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

.page-faq .mail-list ol li::before {
  content: counter(mailstep);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-deep);
  background: var(--cyan);
  width: 22px;
  height: 22px;
  border-radius: var(--pill);
  display: grid;
  place-items: center;
}

.page-faq .mail-list ol li strong {
  display: block;
  color: var(--text);
  font-size: 15px;
  margin-bottom: 2px;
}

.page-faq .mail-list .btn {
  margin-bottom: 14px;
}

.page-faq .mail-back {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
}

.page-faq .mail-back a {
  color: var(--cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(124, 247, 228, .4);
}

.page-faq .mail-back a:hover {
  color: var(--cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-steps {
    grid-template-columns: 1.15fr .85fr;
    align-items: start;
  }

  .page-faq .faq-table {
    font-size: 15px;
  }
}

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

  .page-faq .faq-index {
    position: sticky;
    top: var(--faq-sticky-top);
    flex-direction: column;
    overflow: visible;
    gap: 6px;
    padding: 22px 18px;
    border: 1px solid var(--line-soft);
    border-radius: var(--radius-lg);
    background: rgba(11, 19, 48, .72);
  }

  .page-faq .index-title {
    display: block;
    margin: 0 0 8px;
    padding-left: 4px;
    font-family: var(--font-serif);
    font-size: 15px;
    letter-spacing: .06em;
    color: var(--muted);
  }

  .page-faq .index-link {
    border-radius: var(--radius-md);
    border-color: transparent;
    background: transparent;
    padding: 11px 12px;
    font-size: 15px;
    justify-content: flex-start;
  }

  .page-faq .index-link em {
    margin-left: auto;
  }

  .page-faq .index-link:hover,
  .page-faq .index-link:focus-visible {
    border-color: transparent;
    background: rgba(53, 240, 208, .09);
    transform: translateX(3px);
  }

  .page-faq .index-note {
    display: block;
    margin: 10px 0 0;
    padding: 12px 4px 0;
    border-top: 1px solid var(--line-soft);
    font-size: 12px;
    line-height: 1.7;
    color: var(--muted);
  }

  .page-faq .faq-compare {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    align-items: start;
    gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .mail-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
  }

  .page-faq .mail-list {
    padding-top: 0;
    padding-left: clamp(20px, 3vw, 40px);
    border-top: 0;
    border-left: 1px solid var(--line-soft);
  }
}

@media (min-width: 1180px) {
  .page-faq {
    --faq-index-w: 286px;
  }

  .page-faq .faq-steps {
    padding: 44px 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .step-link,
  .page-faq .accordion > summary,
  .page-faq .index-link {
    transition: opacity .2s linear;
  }

  .page-faq .step-link:hover,
  .page-faq .accordion[open] > summary,
  .page-faq .index-link:hover {
    transform: none;
  }
}
<<<END>>>