.page-faq {
  --faq-card: #FBF8F0;
  --faq-panel-soft: #E7ECE6;
  --faq-hair: rgba(28, 26, 23, .14);
  --faq-hair-strong: rgba(28, 26, 23, .30);
  background: var(--paper);
  color: var(--ink);
  overflow-x: hidden;
}

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

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-block: 28px 40px;
  border-bottom: 1px solid var(--faq-hair);
  background:
    linear-gradient(180deg, rgba(225, 230, 224, .85) 0%, rgba(244, 240, 230, 0) 72%),
    repeating-linear-gradient(90deg, rgba(28, 26, 23, .045) 0 1px, transparent 1px 72px);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: 28px;
}

.page-faq .faq-hero__kicker {
  margin: 18px 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--clay);
  text-transform: uppercase;
}

.page-faq h1 {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(27px, 6.2vw, 46px);
  line-height: 1.18;
  letter-spacing: -.01em;
  color: var(--ink-green);
}

.page-faq .faq-hero__intro {
  margin: 0 0 22px;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

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

.page-faq .faq-hero__media {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--faq-hair-strong);
  background:
    repeating-linear-gradient(90deg, rgba(28, 26, 23, .06) 0 1px, transparent 1px 24px),
    repeating-linear-gradient(0deg, rgba(28, 26, 23, .05) 0 1px, transparent 1px 24px),
    var(--panel);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid rgba(28, 26, 23, .10);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: 30px;
  padding-block: 36px 64px;
}

/* 分组索引 */
.page-faq .faq-jump__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--mist-gray);
  text-transform: uppercase;
}

.page-faq .faq-jump__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-jump__list li { flex: 0 0 auto; }

.page-faq .faq-jump__list a {
  display: block;
  padding: 8px 12px;
  border: 1px solid var(--faq-hair);
  color: var(--ink-green);
  font-size: 13px;
  line-height: 1.5;
  white-space: nowrap;
  text-decoration: none;
  transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast);
}

.page-faq .faq-jump__list a .mono {
  margin-right: 6px;
  font-size: 11px;
  color: var(--clay);
}

.page-faq .faq-jump__list a:hover,
.page-faq .faq-jump__list a:focus-visible {
  background: var(--panel);
  border-color: var(--mist-gray);
}

/* 分组 */
.page-faq .faq-groups {
  display: grid;
  gap: 40px;
}

.page-faq .faq-group { scroll-margin-top: 28px; }

.page-faq .faq-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--faq-hair-strong);
}

.page-faq .faq-group__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--clay);
}

.page-faq .faq-group__head h2 {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(20px, 3.6vw, 27px);
  line-height: 1.3;
  color: var(--ink-green);
}

.page-faq .faq-group__note {
  flex: 1 0 100%;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--fog);
}

/* 折叠问答 */
.page-faq .accordion__item {
  border: 1px solid var(--faq-hair);
  border-top: 0;
  background: var(--paper);
  transition: background var(--t-fast), box-shadow var(--t-fast);
}

.page-faq .accordion__item:first-child { border-top: 1px solid var(--faq-hair); }

.page-faq .accordion__item:has(.accordion__trigger[aria-expanded="true"]) {
  background: var(--faq-card);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-faq .accordion__trigger {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  padding: 15px 16px;
  border: 0;
  background: transparent;
  color: var(--ink-green);
  font-family: var(--font-sans);
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.6;
  text-align: left;
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast);
}

.page-faq .accordion__trigger::before {
  content: "Q";
  flex: 0 0 auto;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--clay);
}

.page-faq .accordion__trigger::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.3;
  color: var(--mist-gray);
}

.page-faq .accordion__trigger[aria-expanded="true"]::after {
  content: "–";
  color: var(--clay);
}

.page-faq .accordion__trigger:hover { background: var(--panel); }

.page-faq .accordion__trigger:focus-visible {
  outline: 2px solid var(--ink-green);
  outline-offset: -2px;
}

.page-faq .accordion__panel {
  padding: 0 16px 18px 42px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-faq .accordion__panel p { margin: 0 0 10px; }
.page-faq .accordion__panel p:last-child { margin-bottom: 0; }

.page-faq .accordion__panel a {
  color: var(--ink-green);
  text-decoration: none;
  border-bottom: 1px solid var(--clay);
  transition: color var(--t-fast), border-color var(--t-fast);
}

.page-faq .accordion__panel a:hover {
  color: var(--clay);
}

/* ---------- 更新节奏刻度带 ---------- */
.page-faq .faq-rhythm {
  margin-top: 22px;
  border: 1px solid var(--faq-hair-strong);
  background: var(--faq-panel-soft);
}

.page-faq .faq-rhythm__title {
  margin: 0;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--faq-hair);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--ink-green);
  text-transform: uppercase;
}

.page-faq .faq-rhythm__track {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-rhythm__track li {
  position: relative;
  padding: 14px 18px 16px 36px;
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-rhythm__track li::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 22px;
  width: 7px;
  height: 7px;
  background: var(--paper);
  border: 1px solid var(--clay);
}

.page-faq .faq-rhythm__track li::after {
  content: "";
  position: absolute;
  left: 21px;
  top: 30px;
  bottom: -1px;
  width: 1px;
  background: var(--faq-hair-strong);
}

.page-faq .faq-rhythm__track li:last-child::after { display: none; }

.page-faq .faq-rhythm__time {
  display: block;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--ink-green);
}

.page-faq .faq-rhythm__desc {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist-gray);
}

.page-faq .faq-rhythm__media {
  margin: 0;
  border-top: 1px solid var(--faq-hair);
  background: var(--night);
}

.page-faq .faq-rhythm__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: .92;
}

/* ---------- 对错分栏 ---------- */
.page-faq .faq-tabs {
  margin-top: 22px;
  border: 1px solid var(--faq-hair-strong);
  background: var(--paper);
}

.page-faq .faq-tabs .tabs__list {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--faq-hair-strong);
}

.page-faq .faq-tabs .tabs__tab {
  flex: 1 1 0;
  padding: 13px 14px;
  border: 0;
  border-right: 1px solid var(--faq-hair);
  background: transparent;
  color: var(--mist-gray);
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: .02em;
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast);
}

.page-faq .faq-tabs .tabs__tab:last-child { border-right: 0; }

.page-faq .faq-tabs .tabs__tab[aria-selected="true"] {
  background: var(--ink-green);
  color: var(--paper);
  box-shadow: inset 0 -3px 0 var(--orange);
}

.page-faq .faq-tabs .tabs__tab:hover { background: var(--panel); }

.page-faq .faq-tabs .tabs__tab[aria-selected="true"]:hover {
  background: var(--ink-green);
}

.page-faq .faq-tabs .tabs__panel {
  padding: 18px 16px 20px;
}

.page-faq .faq-tabs__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-faq .faq-tabs__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink);
}

.page-faq .faq-tabs__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 1px;
  background: var(--clay);
}

.page-faq .faq-tabs__list strong {
  display: block;
  color: var(--ink-green);
  font-weight: 700;
}

/* ---------- 底部引导 ---------- */
.page-faq .faq-cta {
  border-top: 1px solid var(--faq-hair-strong);
  background:
    repeating-linear-gradient(90deg, rgba(53, 224, 200, .07) 0 1px, transparent 1px 40px),
    var(--night);
  color: var(--ink-invert);
}

.page-faq .faq-cta__inner {
  display: grid;
  gap: 22px;
  padding-block: 40px 44px;
}

.page-faq .faq-cta__kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-faq .faq-cta h2 {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(22px, 4.4vw, 32px);
  line-height: 1.25;
  color: var(--paper);
}

.page-faq .faq-cta__copy p:last-child {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(244, 240, 230, .78);
}

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

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero { padding-block: 40px 56px; }
  .page-faq .faq-group__note { flex: 0 0 auto; }
  .page-faq .accordion__trigger { font-size: 16px; padding: 17px 20px; }
  .page-faq .accordion__panel { padding: 0 20px 20px 50px; }

  .page-faq .faq-rhythm__track {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-rhythm__track li {
    padding: 44px 16px 20px;
    border-bottom: 0;
    border-left: 1px solid var(--faq-hair);
    border-top: 1px solid var(--faq-hair-strong);
  }

  .page-faq .faq-rhythm__track li:first-child { border-left: 0; }

  .page-faq .faq-rhythm__track li::before {
    left: 16px;
    top: -4px;
  }

  .page-faq .faq-rhythm__track li::after { display: none; }

  .page-faq .faq-tabs .tabs__tab { font-size: 14.5px; }
  .page-faq .faq-tabs .tabs__panel { padding: 22px 22px 24px; }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: end;
    gap: 48px;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-body {
    grid-template-columns: 218px minmax(0, 1fr);
    gap: 56px;
    padding-block: 48px 80px;
  }

  .page-faq .faq-jump {
    position: sticky;
    top: 32px;
    align-self: start;
    padding-left: 18px;
    border-left: 1px solid var(--faq-hair-strong);
  }

  .page-faq .faq-jump__list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-jump__list li { margin-bottom: 2px; }

  .page-faq .faq-jump__list a {
    padding: 10px 0;
    border: 0;
    border-bottom: 1px solid var(--faq-hair);
    font-size: 14px;
    white-space: normal;
  }

  .page-faq .faq-jump__list a:hover {
    background: transparent;
    color: var(--clay);
    border-bottom-color: var(--clay);
  }

  .page-faq .faq-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 40px;
    padding-block: 52px 56px;
  }

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

@media (min-width: 1280px) {
  .page-faq .faq-body { grid-template-columns: 248px minmax(0, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .accordion__trigger,
  .page-faq .accordion__item,
  .page-faq .faq-jump__list a,
  .page-faq .faq-tabs .tabs__tab {
    transition: none;
  }
}
<<<END>>>