.page-faq {
  --faq-gap: clamp(1.5rem, 4vw, 2.75rem);
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq a {
  color: inherit;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(1.25rem, 3vw, 2rem) clamp(2.25rem, 6vw, 4.5rem);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(92, 255, 194, 0.16), transparent 62%),
    radial-gradient(80% 70% at 0% 0%, rgba(255, 138, 61, 0.10), transparent 60%),
    var(--ink-900);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(to right, rgba(31, 74, 58, 0.55) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(31, 74, 58, 0.45) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(90% 82% at 70% 0%, #000 18%, transparent 78%);
  mask-image: radial-gradient(90% 82% at 70% 0%, #000 18%, transparent 78%);
  opacity: 0.6;
  pointer-events: none;
}

.page-faq .faq-crumb {
  margin-bottom: clamp(1rem, 2.5vw, 1.75rem);
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-index);
  letter-spacing: 0.06em;
}

.page-faq .breadcrumb__link {
  color: var(--mute);
  text-decoration: none;
}

.page-faq .breadcrumb__link:hover,
.page-faq .breadcrumb__link:focus-visible {
  color: var(--signal);
}

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

.page-faq .breadcrumb__item[aria-current="page"] {
  color: var(--signal-soft);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 2.5rem);
  grid-template-columns: minmax(0, 1fr);
}

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

.page-faq .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--signal);
}

.page-faq .faq-hero__title {
  margin: 0.7rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--paper);
  text-wrap: balance;
}

.page-faq .faq-hero__title em {
  font-style: normal;
  color: var(--signal);
  box-shadow: inset 0 -0.4em 0 rgba(92, 255, 194, 0.16);
}

.page-faq .faq-hero__lede {
  margin: 1.1rem 0 0;
  max-width: 40rem;
  font-size: clamp(0.9688rem, 1.6vw, 1.0625rem);
  line-height: 1.78;
  color: var(--mute-strong);
}

.page-faq .faq-hero__tags {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-faq .faq-hero__tags li {
  font-family: var(--font-mono);
  font-size: var(--fs-index);
  letter-spacing: 0.06em;
  color: var(--signal-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.35rem 0.72rem;
  background: rgba(14, 42, 33, 0.7);
}

.page-faq .faq-hero__aside {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem 1.2rem;
  background: linear-gradient(160deg, rgba(14, 42, 33, 0.92), rgba(7, 26, 20, 0.92));
  box-shadow: var(--shadow-signal);
}

.page-faq .faq-hero__aside-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-faq .faq-mini {
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.page-faq .faq-mini__item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.55rem 0.65rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.035);
  border-left: 2px solid var(--signal);
}

.page-faq .faq-mini__num {
  font-family: var(--font-mono);
  font-size: var(--fs-index);
  color: var(--signal);
  letter-spacing: 0.05em;
}

.page-faq .faq-mini__label {
  font-size: 0.9375rem;
  color: var(--paper);
  font-weight: 500;
}

.page-faq .faq-hero__aside-note {
  margin: 0.85rem 0 0;
  font-size: var(--fs-index);
  line-height: 1.7;
  color: var(--mute);
}

/* ---------- 布局：侧边目录 + 正文 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
  padding-block: clamp(2rem, 5vw, 3.25rem) clamp(2.5rem, 6vw, 4rem);
  border-top: 1px solid var(--line-soft);
}

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

.page-faq .faq-toc {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(14, 42, 33, 0.55);
  padding: 0.9rem 0.9rem 0.85rem;
}

.page-faq .faq-toc__title {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mute);
}

.page-faq .toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.12rem;
}

.page-faq .toc__link {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  padding: 0.42rem 0.5rem;
  border-radius: 6px;
  border-left: 2px solid transparent;
  font-size: var(--fs-aux);
  color: var(--mute-strong);
  text-decoration: none;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .toc__link:hover,
.page-faq .toc__link:focus-visible {
  color: var(--paper);
  background: rgba(92, 255, 194, 0.08);
}

.page-faq .toc__link.is-active {
  color: var(--signal);
  border-left-color: var(--signal);
  background: rgba(92, 255, 194, 0.1);
}

.page-faq .faq-toc__num {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--mute);
  flex: none;
}

.page-faq .toc__link.is-active .faq-toc__num {
  color: var(--signal-soft);
}

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

/* ---------- 章节 ---------- */
.page-faq .faq-section {
  scroll-margin-top: 6.5rem;
}

.page-faq .faq-section + .faq-section {
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  padding-top: clamp(1.75rem, 4vw, 2.5rem);
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-section__head {
  position: relative;
  padding-left: clamp(2.4rem, 6vw, 3.1rem);
}

.page-faq .faq-section__index {
  position: absolute;
  left: 0;
  top: 0.15rem;
  font-family: var(--font-mono);
  font-size: clamp(1.25rem, 3vw, 1.6rem);
  line-height: 1;
  color: var(--signal);
  opacity: 0.6;
}

.page-faq .faq-section__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-section__lede {
  margin: 0.55rem 0 0;
  max-width: 44rem;
  font-size: 0.9688rem;
  line-height: 1.78;
  color: var(--mute-strong);
}

/* ---------- 步骤 ---------- */
.page-faq .faq-start-grid {
  margin-top: clamp(1.35rem, 3.5vw, 1.9rem);
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-faq .faq-step {
  position: relative;
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  gap: 0.85rem;
  padding: 0.95rem 1rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(14, 42, 33, 0.88), rgba(7, 26, 20, 0.74));
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: calc(1rem + 1.04rem);
  top: 3rem;
  bottom: -1.15rem;
  width: 1px;
  background: linear-gradient(to bottom, var(--signal), transparent);
  opacity: 0.42;
}

.page-faq .faq-step:last-child::before {
  display: none;
}

.page-faq .faq-step__node {
  display: grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--ink-900);
  background: var(--signal);
  box-shadow: 0 0 0 4px rgba(92, 255, 194, 0.12);
}

.page-faq .faq-step:last-child .faq-step__node {
  background: var(--score);
  box-shadow: 0 0 0 4px rgba(255, 138, 61, 0.14);
}

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

.page-faq .faq-step__title {
  margin: 0.15rem 0 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-faq .faq-step__text {
  margin: 0.35rem 0 0;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--mute-strong);
}

.page-faq .faq-step__check {
  margin: 0.65rem 0 0;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: var(--fs-aux);
  line-height: 1.65;
  color: var(--signal-soft);
}

.page-faq .faq-step__check-label {
  flex: none;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mute);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0.1rem 0.35rem;
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: clamp(1.25rem, 3vw, 1.6rem) 0 0;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--ink-800);
}

.page-faq .faq-start-grid .faq-figure {
  margin-top: 0;
}

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

.page-faq .faq-figure__cap {
  padding: 0.7rem 0.95rem 0.85rem;
  border-top: 1px solid var(--line-soft);
  font-size: var(--fs-aux);
  line-height: 1.65;
  color: var(--mute);
}

/* ---------- 并列图文块 ---------- */
.page-faq .faq-media-grid {
  margin-top: clamp(1.25rem, 3vw, 1.75rem);
}

.page-faq .faq-media-grid__text {
  min-width: 0;
}

.page-faq .faq-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-faq .faq-points li {
  position: relative;
  padding-left: 1.4rem;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--mute-strong);
}

.page-faq .faq-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 0.62rem;
  height: 2px;
  border-radius: 2px;
  background: var(--signal);
}

.page-faq .faq-points strong {
  color: var(--paper);
  font-weight: 600;
}

.page-faq .faq-inline-note {
  margin: clamp(1rem, 2.5vw, 1.35rem) 0 0;
  padding: 0.85rem 1rem;
  border-left: 2px solid var(--score);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 138, 61, 0.08);
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--mute-strong);
}

.page-faq .faq-inline-note a {
  color: var(--signal);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 排查清单 ---------- */
.page-faq .faq-checks {
  list-style: none;
  margin: clamp(1.25rem, 3vw, 1.6rem) 0 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-faq .faq-checks li {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(14, 42, 33, 0.62);
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--mute-strong);
}

.page-faq .faq-checks strong {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--paper);
  font-weight: 600;
}

/* ---------- 权益对照表 ---------- */
.page-faq .faq-table-wrap {
  margin-top: clamp(1.25rem, 3vw, 1.6rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(10, 32, 26, 0.72);
  overflow: hidden;
}

.page-faq .faq-table {
  display: block;
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.page-faq .faq-table__caption {
  caption-side: top;
  text-align: left;
  padding: 0.8rem 1rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mute);
}

.page-faq .faq-table thead {
  display: none;
}

.page-faq .faq-table tbody {
  display: block;
}

.page-faq .faq-table tr {
  display: block;
  padding: 0.85rem 1rem;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-table th[scope="row"] {
  display: block;
  margin: 0 0 0.4rem;
  text-align: left;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
}

.page-faq .faq-table td {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.18rem 0;
  font-size: var(--fs-aux);
  color: var(--mute-strong);
}

.page-faq .faq-table td::before {
  content: attr(data-label);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--mute);
}

.page-faq .faq-yes {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--signal);
  font-size: 0.9375rem;
}

.page-faq .faq-no {
  font-family: var(--font-mono);
  color: var(--mute);
  opacity: 0.7;
}

/* ---------- 常见问题 ---------- */
.page-faq .faq-qa {
  margin-top: clamp(1.35rem, 3.5vw, 1.9rem);
  display: grid;
  gap: clamp(1.25rem, 3vw, 1.75rem);
}

.page-faq .faq-qa__group-title {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--signal-soft);
}

.page-faq .faq-qa__group-num {
  display: inline-grid;
  place-items: center;
  flex: none;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 4px;
  border: 1px solid var(--line);
  background: rgba(92, 255, 194, 0.12);
  color: var(--signal);
  font-size: 0.6875rem;
  letter-spacing: 0;
}

.page-faq .faq-qa__item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(14, 42, 33, 0.6);
  overflow: hidden;
}

.page-faq .faq-qa__item + .faq-qa__item {
  margin-top: 0.5rem;
}

.page-faq .faq-qa__item[open] {
  border-color: rgba(92, 255, 194, 0.4);
  background: rgba(14, 42, 33, 0.92);
}

.page-faq .faq-qa__summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  list-style: none;
  cursor: pointer;
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.62;
  color: var(--paper);
}

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

.page-faq .faq-qa__summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: -2px;
}

.page-faq .faq-qa__sign {
  position: relative;
  flex: none;
  width: 1.05rem;
  height: 1.05rem;
  margin-top: 0.25rem;
}

.page-faq .faq-qa__sign::before,
.page-faq .faq-qa__sign::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  border-radius: 2px;
  background: var(--signal);
  transform: translateY(-50%);
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}

.page-faq .faq-qa__sign::after {
  transform: translateY(-50%) rotate(90deg);
}

.page-faq .faq-qa__item[open] .faq-qa__sign::after {
  transform: translateY(-50%) rotate(0deg);
  opacity: 0;
}

.page-faq .faq-qa__answer {
  padding: 0 1rem 0.95rem;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--mute-strong);
}

.page-faq .faq-qa__answer p {
  margin: 0;
}

.page-faq .faq-qa__answer p + p {
  margin-top: 0.5rem;
}

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

/* ---------- 收尾 ---------- */
.page-faq .faq-cta {
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid rgba(92, 255, 194, 0.28);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(92, 255, 194, 0.16), transparent 62%),
    linear-gradient(150deg, rgba(14, 42, 33, 0.95), rgba(7, 26, 20, 0.95));
}

.page-faq .faq-cta h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.24;
  color: var(--paper);
}

.page-faq .faq-cta p {
  margin: 0.65rem 0 0;
  max-width: 40rem;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--mute-strong);
}

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-table {
    display: table;
  }

  .page-faq .faq-table thead {
    display: table-header-group;
  }

  .page-faq .faq-table tbody {
    display: table-row-group;
  }

  .page-faq .faq-table tr {
    display: table-row;
    padding: 0;
    border-top: 0;
  }

  .page-faq .faq-table tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.022);
  }

  .page-faq .faq-table thead th {
    padding: 0.7rem 0.9rem;
    border-bottom: 1px solid var(--line);
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-align: center;
    color: var(--mute);
  }

  .page-faq .faq-table thead th:first-child {
    text-align: left;
  }

  .page-faq .faq-table th[scope="row"],
  .page-faq .faq-table td {
    display: table-cell;
    margin: 0;
    padding: 0.72rem 0.9rem;
    border-bottom: 1px solid var(--line-soft);
    vertical-align: middle;
  }

  .page-faq .faq-table th[scope="row"] {
    text-align: left;
  }

  .page-faq .faq-table td {
    text-align: center;
  }

  .page-faq .faq-table td::before {
    content: none;
  }

  .page-faq .faq-table tbody tr:last-child th,
  .page-faq .faq-table tbody tr:last-child td {
    border-bottom: 0;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 0.82fr);
    align-items: end;
  }

  .page-faq .faq-start-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.78fr);
    gap: clamp(1.25rem, 3vw, 2rem);
    align-items: start;
  }

  .page-faq .faq-media-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
    gap: clamp(1.25rem, 3vw, 2rem);
    align-items: start;
  }

  .page-faq .faq-media-grid .faq-figure {
    margin-top: 0;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .toc__link,
  .page-faq .faq-qa__sign::before,
  .page-faq .faq-qa__sign::after {
    transition-duration: 0.001ms;
  }
}
<<<END>>>