.page-faq {
  --faq-band: 4px;
  --faq-row-gap: clamp(52px, 7vw, 96px);
  display: block;
  padding-bottom: clamp(48px, 7vw, 88px);
}

.page-faq .breadcrumb {
  margin: clamp(16px, 3vw, 28px) auto 0;
  max-width: var(--maxw);
  padding: 0 var(--gutter);
  font-size: 0.8125rem;
  color: var(--mist);
}

.page-faq .breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  margin: 0;
  padding: 0;
}

.page-faq .breadcrumb li + li::before {
  content: "／";
  margin-right: 10px;
  color: var(--stone);
}

.page-faq .breadcrumb a {
  color: var(--paper-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-faq .breadcrumb a:hover {
  color: var(--away);
  border-bottom-color: var(--away);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-head {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(26px, 4vw, 52px) var(--gutter) clamp(26px, 4vw, 46px);
  display: grid;
  gap: 16px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-head h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 5vw, 3.3rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-head .lede {
  margin: 0;
  max-width: 62ch;
  color: var(--paper-dim);
  font-size: 16.5px;
  line-height: 1.75;
}

.page-faq .faq-facts {
  margin: 6px 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-faq .faq-facts > div {
  background: var(--green-stand);
  padding: 14px 16px 16px;
}

.page-faq .faq-facts dt {
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-faq .faq-facts dd {
  margin: 6px 0 0;
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--away);
  text-align: right;
}

/* ---------- 分组索引 ---------- */

.page-faq .faq-index {
  background: var(--glass);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  padding: clamp(12px, 2vw, 18px) 0;
}

.page-faq .faq-index .wrap {
  margin: 0 auto;
}

.page-faq .faq-index__label {
  margin: 0 0 10px;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-faq .faq-index ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 6px;
}

.page-faq .faq-index a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px 6px;
  font-size: 0.8125rem;
  color: var(--paper-dim);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-faq .faq-index__no {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-size: 0.75rem;
  color: var(--stone);
}

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

.page-faq .faq-index a.is-current {
  color: var(--away);
  border-bottom-color: var(--away);
}

.page-faq .faq-index a.is-current .faq-index__no {
  color: var(--away);
}

/* ---------- 问答分组 ---------- */

.page-faq .faq-group {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: var(--faq-row-gap) var(--gutter) 0;
}

.page-faq [data-chapter] {
  scroll-margin-top: calc(var(--header-h-sm) + 18px);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 16px;
  align-items: start;
  padding-top: 18px;
  border-top: var(--faq-band) solid var(--group-accent, var(--green-mid));
}

.page-faq .faq-group__no {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  line-height: 1;
  padding-top: 0.55em;
  color: var(--group-accent, var(--green-mid));
}

.page-faq .faq-group__head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-group__note {
  margin: 8px 0 0;
  max-width: 54ch;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--mist);
}

.page-faq .faq-group--access { --group-accent: var(--green-mid); }
.page-faq .faq-group--rules { --group-accent: var(--away); }
.page-faq .faq-group--cadence { --group-accent: var(--gold); }
.page-faq .faq-group--paths { --group-accent: var(--indigo); }
.page-faq .faq-group--season { --group-accent: var(--wine); }
.page-faq .faq-group--feedback { --group-accent: var(--stoppage); }
.page-faq .faq-group--terms { --group-accent: var(--stone); }

/* ---------- 折叠问答 ---------- */

.page-faq .qa-list {
  margin-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line-soft);
}

.page-faq .qa-item {
  border-bottom: 1px solid var(--line-soft);
  border-left: 3px solid var(--line-soft);
  background: transparent;
  transition: border-left-color 0.18s ease, background-color 0.18s ease;
}

.page-faq .qa-item[open] {
  border-left-color: var(--away);
  background: rgba(255, 122, 47, 0.05);
}

.page-faq .qa-item__q {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 17px 16px 17px 15px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--paper);
}

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

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

.page-faq .qa-item__q::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-data);
  font-weight: 500;
  font-size: 1.15rem;
  line-height: 1;
  color: var(--stone);
  transition: color 0.18s ease;
}

.page-faq .qa-item[open] .qa-item__q::after {
  content: "–";
  color: var(--away);
}

.page-faq .qa-item__q:hover {
  color: var(--away);
}

.page-faq .qa-item__a {
  padding: 0 18px 20px 15px;
  max-width: 64ch;
  color: var(--paper-dim);
  font-size: 16.5px;
  line-height: 1.75;
}

.page-faq .qa-item__a p {
  margin: 0 0 10px;
}

.page-faq .qa-item__a p:last-child {
  margin-bottom: 0;
}

.page-faq .qa-item__a a {
  color: var(--away);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 122, 47, 0.5);
}

.page-faq .qa-item__a a:hover {
  border-bottom-color: var(--away);
}

.page-faq .qa-item__a .mono {
  font-family: var(--font-data);
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  color: var(--paper);
}

/* ---------- 更新节奏双栏 ---------- */

.page-faq .faq-split {
  margin-top: clamp(20px, 3vw, 30px);
  display: grid;
  gap: clamp(22px, 3vw, 34px);
}

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

.page-faq .faq-aside {
  display: grid;
  gap: clamp(16px, 2.5vw, 26px);
  align-content: start;
}

.page-faq .rhythm-figure {
  margin: 0;
  aspect-ratio: 12 / 5;
  overflow: hidden;
  border: 1px solid var(--line-soft);
}

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

.page-faq .cadence-chart {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .cadence-chart .cc-rail {
  stroke: var(--line);
  stroke-width: 1.5;
}

.page-faq .cadence-chart .cc-node--away {
  fill: var(--away);
}

.page-faq .cadence-chart .cc-node--gold {
  fill: var(--gold);
}

.page-faq .cadence-chart .cc-label {
  fill: var(--paper);
  font-family: var(--font-data);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-anchor: middle;
}

.page-faq .cadence-chart .cc-tick {
  fill: var(--mist);
  font-family: var(--font-body);
  font-size: 11px;
  text-anchor: middle;
}

/* ---------- 术语速查 ---------- */

.page-faq .faq-figure {
  margin: clamp(20px, 3vw, 30px) 0 0;
  aspect-ratio: 2 / 1;
  overflow: hidden;
  border: 1px solid var(--line-soft);
}

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

.page-faq .term-jump {
  margin-top: clamp(18px, 2.5vw, 26px);
  display: flex;
  flex-wrap: wrap;
  gap: 6px 8px;
}

.page-faq .term-jump a {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  padding: 6px 11px;
  color: var(--paper-dim);
  text-decoration: none;
  background: var(--green-stand);
  border-left: 3px solid var(--stone);
  transition: color 0.18s ease, border-left-color 0.18s ease;
}

.page-faq .term-jump a:hover,
.page-faq .term-jump a:focus-visible {
  color: var(--away);
  border-left-color: var(--away);
}

.page-faq .term-list {
  margin: clamp(18px, 2.5vw, 26px) 0 0;
  border-top: 1px solid var(--line-soft);
}

.page-faq .term-list > .term {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 16px 0 17px;
  border-bottom: 1px solid var(--line-soft);
  scroll-margin-top: calc(var(--header-h-sm) + 24px);
}

.page-faq .term__key {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: var(--away);
}

.page-faq .term-list dd {
  margin: 0;
  max-width: 60ch;
  color: var(--paper-dim);
  font-size: 16px;
  line-height: 1.75;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-faq .faq-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .term-list > .term {
    grid-template-columns: minmax(0, 12rem) minmax(0, 1fr);
    gap: clamp(18px, 3vw, 42px);
    align-items: baseline;
  }
}

@media (min-width: 960px) {
  .page-faq [data-chapter] {
    scroll-margin-top: calc(var(--header-h) + 20px);
  }

  .page-faq .term-list > .term {
    scroll-margin-top: calc(var(--header-h) + 28px);
  }

  .page-faq .faq-head {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    grid-template-areas:
      "eyebrow facts"
      "title facts"
      "lede facts";
    column-gap: clamp(30px, 4vw, 64px);
    row-gap: 12px;
    align-items: start;
  }

  .page-faq .faq-head .eyebrow {
    grid-area: eyebrow;
  }

  .page-faq .faq-head h1 {
    grid-area: title;
  }

  .page-faq .faq-head .lede {
    grid-area: lede;
    max-width: none;
  }

  .page-faq .faq-facts {
    grid-area: facts;
    margin-top: 4px;
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}
<<<END>>>