.page-faq {
  --faq-pad: clamp(18px, 4.2vw, 64px);
  --faq-gap: clamp(44px, 6vw, 82px);
  --faq-line: var(--line-ink);
  --faq-line-ink: rgba(255, 255, 255, 0.18);
  background: var(--paper-100);
  color: var(--brown-900);
  font-family: var(--font-sans);
  padding-top: var(--header-h);
  overflow-x: clip;
}

.page-faq *,
.page-faq *::before,
.page-faq *::after {
  box-sizing: border-box;
}

.page-faq .faq-shell {
  width: 100%;
  max-width: 1300px;
  margin-inline: auto;
  padding-inline: var(--faq-pad);
}

.page-faq .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-mast {
  padding-block: clamp(22px, 3.4vw, 40px) clamp(30px, 4vw, 52px);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--brown-900);
  opacity: 0.68;
  margin-bottom: clamp(20px, 3vw, 34px);
}

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

.page-faq .faq-crumbs a:hover,
.page-faq .faq-crumbs a:focus-visible {
  border-bottom-color: var(--orange-500);
}

.page-faq .faq-mast__grid {
  display: grid;
  gap: 18px;
  max-width: 62rem;
}

.page-faq .faq-mast__index {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.24em;
  color: var(--orange-500);
  font-weight: 700;
}

.page-faq .faq-mast__title {
  margin: 0;
  font-size: clamp(2rem, 6.2vw, 4.2rem);
  line-height: 1.04;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.page-faq .faq-mast__lede {
  margin: 0;
  max-width: 58ch;
  font-size: clamp(0.96rem, 1.6vw, 1.08rem);
  line-height: 1.85;
  color: var(--brown-900);
  opacity: 0.8;
}

.page-faq .faq-mast__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
}

.page-faq .faq-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  border: 1px solid var(--brown-900);
  background: transparent;
  color: var(--brown-900);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-btn--solid {
  background: var(--ink-900);
  border-color: var(--ink-900);
  color: var(--white-000);
}

.page-faq .faq-btn--solid:hover,
.page-faq .faq-btn--solid:focus-visible {
  background: var(--teal-700);
  border-color: var(--teal-700);
}

.page-faq .faq-btn--line:hover,
.page-faq .faq-btn--line:focus-visible {
  background: var(--brown-900);
  color: var(--paper-100);
}

.page-faq .faq-btn:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-faq .faq-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
}

.page-faq .faq-chip {
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  padding: 5px 11px;
  border: 1px solid var(--faq-line);
  color: var(--brown-900);
  opacity: 0.72;
}

/* ---------- 快速三步 ---------- */
.page-faq .quickpath {
  list-style: none;
  margin: clamp(30px, 4vw, 48px) 0 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-faq .quickpath__item {
  position: relative;
  padding-top: 16px;
  border-top: 2px solid var(--brown-900);
  min-width: 0;
}

.page-faq .quickpath__item:nth-child(2) {
  border-top-color: var(--orange-500);
}

.page-faq .quickpath__item:nth-child(3) {
  border-top-color: var(--teal-700);
}

.page-faq .quickpath__num {
  display: block;
  font-size: clamp(1.7rem, 3.4vw, 2.3rem);
  font-weight: 700;
  line-height: 1;
  color: var(--steel-500);
}

.page-faq .quickpath__item:nth-child(1) .quickpath__num { color: var(--brown-900); }
.page-faq .quickpath__item:nth-child(2) .quickpath__num { color: var(--orange-500); }
.page-faq .quickpath__item:nth-child(3) .quickpath__num { color: var(--teal-700); }

.page-faq .quickpath__title {
  margin: 10px 0 6px;
  font-size: 1.06rem;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.page-faq .quickpath__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  opacity: 0.78;
}

/* ---------- 双栏主体 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: clamp(30px, 4vw, 52px);
  padding-block: clamp(34px, 4.6vw, 60px) clamp(50px, 6vw, 90px);
}

.page-faq .faq-side {
  min-width: 0;
  border-top: 1px solid var(--faq-line);
  padding-top: 18px;
}

.page-faq .faq-side__label {
  margin: 0 0 14px;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  color: var(--steel-500);
}

.page-faq .faq-side__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-faq .faq-side__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 12px 7px 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--brown-900);
  text-decoration: none;
  border: 1px solid var(--faq-line);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-side__link:hover,
.page-faq .faq-side__link:focus-visible {
  background: var(--white-000);
  border-color: var(--brown-900);
}

.page-faq .faq-side__link:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-faq .faq-side__num {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  font-size: 0.7rem;
  background: var(--ink-900);
  color: var(--lime-400);
}

.page-faq .faq-side__note {
  display: none;
  margin: 18px 0 0;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--steel-500);
  border-left: 2px solid var(--orange-500);
  padding-left: 12px;
}

.page-faq .faq-track {
  min-width: 0;
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-sec {
  scroll-margin-top: calc(var(--header-h) + 24px);
  min-width: 0;
}

.page-faq .faq-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--faq-line);
  margin-bottom: 22px;
}

.page-faq .faq-sec__no {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--orange-500);
  letter-spacing: 0.16em;
}

.page-faq .faq-sec__title {
  margin: 0;
  font-size: clamp(1.24rem, 3vw, 1.72rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-faq .faq-sec__lede {
  margin: 0 0 24px;
  max-width: 60ch;
  font-size: 0.96rem;
  line-height: 1.85;
  opacity: 0.82;
}

/* ---------- 路径图 ---------- */
.page-faq .faq-route {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: 26px;
  max-width: 720px;
}

/* ---------- 步骤序列 ---------- */
.page-faq .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-faq .steps__item {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 18px;
  border-bottom: 1px dashed var(--faq-line);
}

.page-faq .steps__item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .steps__num {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  font-size: 0.86rem;
  font-weight: 700;
  border: 1px solid var(--brown-900);
  color: var(--brown-900);
}

.page-faq .steps__title {
  margin: 3px 0 7px;
  font-size: 1.02rem;
  font-weight: 800;
}

.page-faq .steps__item p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.8;
  opacity: 0.82;
}

/* ---------- 关注列表区 ---------- */
.page-faq .faq-sec--slab {
  background: var(--paper-200);
  border: 1px solid var(--faq-line);
  padding: clamp(20px, 3vw, 34px);
}

.page-faq .faq-split {
  display: grid;
  gap: 24px;
}

.page-faq .faq-figure {
  margin: 0;
  border: 1px solid var(--faq-line);
  background: var(--white-000);
}

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

.page-faq .faq-figure__cap {
  padding: 9px 12px;
  font-size: 0.76rem;
  letter-spacing: 0.03em;
  border-top: 1px solid var(--faq-line);
  color: var(--steel-500);
}

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

.page-faq .faq-points__title {
  margin: 0 0 5px;
  font-size: 0.94rem;
  font-weight: 800;
  padding-left: 12px;
  border-left: 3px solid var(--orange-500);
}

.page-faq .faq-points li p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.78;
  opacity: 0.82;
}

.page-faq .faq-points--tight {
  gap: 14px;
  margin-bottom: 18px;
}

/* ---------- 深色射手榜区 ---------- */
.page-faq .faq-band--ink {
  background: var(--ink-900);
  color: var(--white-000);
  padding: clamp(24px, 3.6vw, 42px);
  border-top: 3px solid var(--lime-400);
}

.page-faq .faq-band--ink .faq-sec__head {
  border-bottom-color: var(--faq-line-ink);
}

.page-faq .faq-band--ink .faq-sec__no {
  color: var(--lime-400);
}

.page-faq .faq-band--ink .faq-sec__lede {
  opacity: 0.76;
}

.page-faq .faq-compare__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  border-bottom: 1px solid var(--faq-line-ink);
  padding-bottom: 14px;
}

.page-faq .faq-tab {
  font: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  padding: 10px 18px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: transparent;
  color: var(--white-000);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-tab:hover {
  border-color: var(--cyan-400);
  color: var(--cyan-400);
}

.page-faq .faq-tab[aria-selected="true"] {
  background: var(--lime-400);
  border-color: var(--lime-400);
  color: var(--ink-900);
}

.page-faq .faq-tab:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-faq .faq-panel {
  padding-top: 20px;
}

.page-faq .faq-panel[hidden] {
  display: none;
}

.page-faq .faq-panel__title {
  margin: 0 0 10px;
  font-size: 1.06rem;
  font-weight: 800;
  color: var(--lime-400);
}

.page-faq .faq-panel p {
  margin: 0 0 14px;
  font-size: 0.93rem;
  line-height: 1.82;
  max-width: 62ch;
  opacity: 0.84;
}

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

.page-faq .faq-panel__list li {
  position: relative;
  padding-left: 16px;
  font-size: 0.88rem;
  line-height: 1.7;
  opacity: 0.78;
}

.page-faq .faq-panel__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  background: var(--cyan-400);
}

/* ---------- 对比表 ---------- */
.page-faq .faq-tablewrap {
  margin-top: 28px;
  overflow-x: auto;
  border: 1px solid var(--faq-line-ink);
}

.page-faq .faq-table {
  width: 100%;
  min-width: 460px;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.page-faq .faq-table__cap {
  text-align: left;
  padding: 11px 14px;
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  color: var(--steel-500);
  border-bottom: 1px solid var(--faq-line-ink);
}

.page-faq .faq-table th,
.page-faq .faq-table td {
  padding: 11px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--faq-line-ink);
  line-height: 1.6;
}

.page-faq .faq-table thead th {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
  font-weight: 700;
}

.page-faq .faq-table tbody th {
  font-weight: 600;
  color: rgba(255, 255, 255, 0.62);
  white-space: nowrap;
}

.page-faq .faq-table tbody td {
  color: var(--white-000);
}

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

.page-faq .faq-tick {
  display: inline-block;
  margin-right: 6px;
  color: var(--lime-400);
  font-weight: 700;
}

.page-faq .faq-figure--ink {
  margin-top: 26px;
  background: var(--ink-800);
  border-color: var(--faq-line-ink);
}

.page-faq .faq-figure--ink .faq-figure__cap {
  border-top-color: var(--faq-line-ink);
  color: rgba(255, 255, 255, 0.6);
}

/* ---------- 收藏与订阅 ---------- */
.page-faq .faq-callout {
  display: grid;
  gap: 22px;
  background: var(--white-000);
  border: 1px solid var(--faq-line);
  border-left: 4px solid var(--orange-500);
  padding: clamp(20px, 3vw, 32px);
}

.page-faq .faq-callout__body p {
  margin: 0 0 18px;
  font-size: 0.94rem;
  line-height: 1.82;
  opacity: 0.84;
}

.page-faq .faq-callout__foot {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--faq-line);
  font-size: 0.86rem;
  line-height: 1.7;
  opacity: 0.8;
}

.page-faq .faq-callout__foot .mono {
  color: var(--teal-700);
  font-weight: 700;
}

.page-faq .faq-callout__badge {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 4px;
  padding: 18px 14px;
  background: var(--ink-900);
  color: var(--lime-400);
  align-self: start;
}

.page-faq .faq-callout__badge-num {
  font-size: clamp(2.2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1;
}

.page-faq .faq-callout__badge-txt {
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--white-000);
  opacity: 0.7;
}

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

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

.page-faq .faq-q summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  font-size: 0.98rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-q summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--orange-500);
  line-height: 1;
}

.page-faq .faq-q[open] summary::after {
  content: "−";
}

.page-faq .faq-q summary:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-faq .faq-q__body {
  padding: 0 0 18px;
}

.page-faq .faq-q__body p {
  margin: 0;
  max-width: 64ch;
  font-size: 0.9rem;
  line-height: 1.82;
  opacity: 0.82;
}

.page-faq .faq-q__body .mono {
  color: var(--teal-700);
  font-weight: 700;
}

/* ---------- 术语表 ---------- */
.page-faq .gloss {
  margin: 0;
  border-top: 1px solid var(--faq-line);
}

.page-faq .gloss__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .gloss dt {
  font-size: 0.94rem;
  font-weight: 800;
  color: var(--teal-700);
}

.page-faq .gloss dd {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.75;
  opacity: 0.8;
}

/* ---------- 结尾 CTA ---------- */
.page-faq .faq-cta {
  background: var(--ink-900);
  color: var(--white-000);
  padding: clamp(22px, 3.2vw, 36px);
  display: grid;
  gap: 18px;
  border-left: 4px solid var(--lime-400);
}

.page-faq .faq-cta__text {
  margin: 0;
  font-size: clamp(1rem, 2.2vw, 1.22rem);
  font-weight: 700;
  line-height: 1.6;
  max-width: 44ch;
}

.page-faq .faq-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-cta .faq-btn--solid {
  background: var(--lime-400);
  border-color: var(--lime-400);
  color: var(--ink-900);
}

.page-faq .faq-cta .faq-btn--solid:hover,
.page-faq .faq-cta .faq-btn--solid:focus-visible {
  background: var(--cyan-400);
  border-color: var(--cyan-400);
}

.page-faq .faq-cta .faq-btn--line {
  border-color: rgba(255, 255, 255, 0.34);
  color: var(--white-000);
}

.page-faq .faq-cta .faq-btn--line:hover,
.page-faq .faq-cta .faq-btn--line:focus-visible {
  background: var(--white-000);
  color: var(--ink-900);
  border-color: var(--white-000);
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 560px) {
  .page-faq .quickpath {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-faq .faq-callout {
    grid-template-columns: minmax(0, 1fr) 150px;
    align-items: start;
  }

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

  .page-faq .gloss__row {
    grid-template-columns: minmax(0, 1fr);
    padding: 14px 18px 14px 0;
    border-right: 1px solid var(--faq-line);
  }

  .page-faq .gloss__row:nth-child(2n) {
    padding-left: 18px;
    padding-right: 0;
    border-right: 0;
  }

  .page-faq .faq-cta {
    grid-template-columns: minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }

  .page-faq .faq-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 24px;
  }

  .page-faq .faq-cta__links {
    justify-content: flex-end;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-body {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 60px);
    align-items: start;
  }

  .page-faq .faq-side {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    border-top: 0;
    padding-top: 0;
    border-left: 1px solid var(--faq-line);
    padding-left: 16px;
  }

  .page-faq .faq-side__nav {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 4px;
  }

  .page-faq .faq-side__link {
    border: 0;
    border-left: 2px solid transparent;
    padding: 8px 10px 8px 8px;
    width: 100%;
  }

  .page-faq .faq-side__link:hover,
  .page-faq .faq-side__link:focus-visible {
    background: var(--white-000);
    border-left-color: var(--cyan-400);
  }

  .page-faq .faq-side__note {
    display: block;
  }

  .page-faq .faq-mast__grid {
    grid-template-columns: minmax(0, 1fr);
    max-width: 68rem;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-mast__grid {
    max-width: none;
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    column-gap: clamp(30px, 4vw, 64px);
    row-gap: 16px;
    align-items: start;
  }

  .page-faq .faq-mast__index {
    grid-column: 1 / -1;
  }

  .page-faq .faq-mast__title {
    grid-column: 1;
    grid-row: 2;
  }

  .page-faq .faq-mast__lede {
    grid-column: 2;
    grid-row: 2;
    padding-top: 8px;
    border-top: 2px solid var(--brown-900);
  }

  .page-faq .faq-mast__actions {
    grid-column: 1;
    grid-row: 3;
    margin-top: 4px;
  }

  .page-faq .faq-chips {
    grid-column: 2;
    grid-row: 3;
    align-self: end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-btn,
  .page-faq .faq-tab,
  .page-faq .faq-side__link,
  .page-faq .faq-crumbs a {
    transition: none;
  }
}
<<<END>>>