.page-faq {
  --faq-edge: rgba(201, 195, 182, .18);
  --faq-edge-gold: rgba(242, 169, 59, .38);
  display: block;
  padding-bottom: clamp(48px, 8vw, 104px);
  background:
    radial-gradient(1100px 520px at 10% -8%, rgba(38, 224, 214, .07), transparent 62%),
    radial-gradient(880px 420px at 92% 2%, rgba(255, 61, 139, .06), transparent 66%),
    var(--ink);
  color: var(--stone);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(28px, 6vw, 76px) 0 clamp(24px, 4vw, 44px);
  border-bottom: 1px solid var(--hairline);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
}

.page-faq .faq-hero__title {
  margin: 0;
  max-width: 24ch;
  font-size: clamp(30px, 6vw, 60px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-hero__title em {
  display: block;
  font-style: normal;
  color: var(--gold);
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 66ch;
  font-size: clamp(15px, 1.7vw, 18px);
  line-height: 1.85;
  color: var(--stone);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: rgba(201, 195, 182, .72);
}

.page-faq .faq-hero__meta span {
  position: relative;
  padding-left: 14px;
}

.page-faq .faq-hero__meta span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  border-radius: 50%;
  background: var(--gold);
  opacity: .8;
}

/* ---------- 主题刻度条 ---------- */
.page-faq .faq-index {
  border-bottom: 1px solid var(--hairline);
  background: rgba(22, 21, 39, .5);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 12px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-index__item {
  flex: 0 0 auto;
}

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  color: var(--stone);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color .2s ease, color .2s ease, background .2s ease;
}

.page-faq .faq-index__no {
  color: var(--gold);
  font-size: 11px;
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-color: var(--faq-edge-gold);
  color: var(--gold-soft);
  background: rgba(242, 169, 59, .09);
}

/* ---------- 面板与章节头 ---------- */
.page-faq .panel {
  padding: clamp(20px, 3.4vw, 40px);
}

.page-faq .panel__lead {
  margin: 0 0 clamp(18px, 2.6vw, 28px);
  max-width: 68ch;
  line-height: 1.8;
  color: var(--stone);
}

.page-faq .section-head {
  margin-bottom: clamp(16px, 2.4vw, 26px);
}

.page-faq .section-head__title {
  margin: 8px 0 10px;
  font-size: clamp(23px, 3.2vw, 34px);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .section-head__lead {
  margin: 0;
  max-width: 64ch;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 入口对照表 ---------- */
.page-faq .compare {
  margin-top: clamp(16px, 2.4vw, 26px);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel-deep);
}

.page-faq .compare__head {
  display: none;
}

.page-faq .compare__row {
  display: grid;
  gap: 12px;
  padding: clamp(14px, 2vw, 20px) clamp(14px, 2.2vw, 24px);
  border-top: 1px solid var(--hairline);
}

.page-faq .compare__row:first-child {
  border-top: 0;
}

.page-faq .compare__key {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-faq .compare__cell p {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--stone);
}

.page-faq .compare__platform {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.08em;
  border: 1px solid var(--hairline);
  color: var(--stone);
}

.page-faq .compare__cell--desk {
  padding-left: 12px;
  border-left: 2px solid var(--gold);
}

.page-faq .compare__cell--lite {
  padding-left: 12px;
  border-left: 2px solid rgba(201, 195, 182, .24);
}

.page-faq .entry-visual {
  margin-top: clamp(18px, 2.6vw, 30px);
}

/* ---------- 问答列表 ---------- */
.page-faq .qa-column {
  display: grid;
  gap: 0;
}

.page-faq .qa-grid {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hairline);
}

.page-faq .qa {
  border-bottom: 1px solid var(--hairline);
  padding: clamp(12px, 1.8vw, 18px) 0;
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-size: clamp(16px, 1.9vw, 18px);
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
  padding-right: 30px;
  position: relative;
  transition: color .2s ease;
}

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

.page-faq .qa__q::after {
  content: "+";
  position: absolute;
  right: 2px;
  top: 0;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--gold);
  transition: transform .2s ease;
}

.page-faq .qa[open] > .qa__q::after {
  content: "−";
}

.page-faq .qa__q:hover,
.page-faq .qa__q:focus-visible {
  color: var(--gold-soft);
}

.page-faq .qa__dot {
  flex: 0 0 auto;
  width: 8px;
  height: 8px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--gold);
}

.page-faq .qa__dot--cyan { background: var(--cyan); }
.page-faq .qa__dot--rose { background: var(--rose); }
.page-faq .qa__dot--moss { background: var(--moss); }

.page-faq .qa__a {
  padding: 10px 0 2px 18px;
}

.page-faq .qa__a p {
  margin: 0;
  max-width: 72ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--stone);
}

/* ---------- 侧栏 ---------- */
.page-faq .qa-side {
  display: grid;
  gap: 18px;
  align-content: start;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-faq .side-note {
  padding: 18px;
  border: 1px solid var(--hairline);
  border-left: 2px solid var(--cyan);
  border-radius: var(--radius-sm);
  background: rgba(22, 21, 39, .7);
}

.page-faq .side-note__kicker {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-faq .side-note__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--stone);
}

/* ---------- 专栏简介块 ---------- */
.page-faq .column-brief {
  align-self: start;
  padding: clamp(18px, 2.6vw, 30px);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  border-top: 3px solid var(--rose);
  background: linear-gradient(180deg, rgba(255, 61, 139, .09), rgba(22, 21, 39, .9));
}

.page-faq .column-brief__text {
  margin: 0 0 20px;
  max-width: 46ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--stone);
}

/* ---------- 米白阅读区 ---------- */
.page-faq .section--paper {
  background: transparent;
}

.page-faq .paper-frame {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper);
  color: #241F18;
  box-shadow: var(--shadow-panel);
}

.page-faq .paper-frame__head {
  padding: clamp(20px, 3vw, 34px) clamp(18px, 3vw, 38px) 0;
}

.page-faq .paper-frame__head .section-head__title {
  color: #241F18;
}

.page-faq .paper-frame__head .eyebrow {
  color: var(--clay);
}

.page-faq .paper-frame__body {
  padding: 0 clamp(18px, 3vw, 38px);
}

.page-faq .paper-frame__foot {
  padding: 18px clamp(18px, 3vw, 38px) clamp(22px, 3vw, 34px);
}

.page-faq .qa--paper {
  border-bottom: 1px solid rgba(36, 31, 24, .14);
}

.page-faq .qa--paper .qa__q {
  color: #241F18;
}

.page-faq .qa--paper .qa__q:hover,
.page-faq .qa--paper .qa__q:focus-visible {
  color: var(--clay);
}

.page-faq .qa--paper .qa__a p {
  color: #4A4136;
}

/* ---------- 版本差异看板 ---------- */
.page-faq .diff-board {
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel-deep);
}

.page-faq .diff-board__head {
  display: none;
}

.page-faq .diff-board__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 12px;
  padding: 14px clamp(14px, 2.2vw, 24px);
  border-top: 1px solid var(--hairline);
  position: relative;
}

.page-faq .diff-board__row:first-child {
  border-top: 0;
}

.page-faq .diff-board__no {
  font-size: 12px;
  color: var(--gold);
  padding-top: 2px;
}

.page-faq .diff-board__label {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--paper);
}

.page-faq .diff-board__val {
  grid-column: 2 / -1;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--stone);
}

.page-faq .diff-board__val--desk {
  color: var(--gold-soft);
}

/* ---------- 收尾 ---------- */
.page-faq .support-card {
  padding: clamp(24px, 4vw, 46px);
  border: 1px solid var(--faq-edge-gold);
  border-radius: var(--radius);
  background:
    radial-gradient(600px 260px at 88% 10%, rgba(242, 169, 59, .13), transparent 70%),
    var(--panel);
}

.page-faq .support-card__kicker {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-faq .support-card__title {
  margin: 0 0 14px;
  max-width: 26ch;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .support-card__text {
  margin: 0 0 22px;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--stone);
}

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

.page-faq .support-card__actions .btn {
  text-decoration: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 780px) {
  .page-faq .compare__head {
    display: grid;
    grid-template-columns: minmax(130px, .85fr) 1fr 1fr;
    gap: 0 22px;
    padding: 14px clamp(16px, 2.2vw, 24px);
    background: rgba(242, 169, 59, .06);
    border-bottom: 1px solid var(--hairline);
  }

  .page-faq .compare__row {
    grid-template-columns: minmax(130px, .85fr) 1fr 1fr;
    gap: 0 22px;
    align-items: start;
  }

  .page-faq .compare__platform {
    display: none;
  }

  .page-faq .compare__cell p {
    margin-top: 0;
  }

  .page-faq .compare__head-col {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--stone);
  }

  .page-faq .compare__head-col--desk {
    color: var(--gold);
  }

  .page-faq .diff-board__head {
    display: grid;
    grid-template-columns: 42px minmax(120px, 1fr) 1.35fr 1fr;
    gap: 0 18px;
    padding: 13px clamp(16px, 2.2vw, 24px);
    background: rgba(38, 224, 214, .06);
    border-bottom: 1px solid var(--hairline);
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--stone);
  }

  .page-faq .diff-board__col-name {
    color: var(--cyan);
  }

  .page-faq .diff-board__row {
    grid-template-columns: 42px minmax(120px, 1fr) 1.35fr 1fr;
    gap: 0 18px;
    align-items: baseline;
  }

  .page-faq .diff-board__val {
    grid-column: auto;
  }
}

@media (min-width: 980px) {
  .page-faq .qa-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(24px, 3vw, 46px);
  }

  .page-faq .qa-side {
    margin-top: 0;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__q,
  .page-faq .qa__q::after,
  .page-faq .faq-index__link {
    transition: none;
  }
}
<<<END>>>