.page-faq {
  --faq-rail-w: 216px;
  --faq-gap: clamp(16px, 2.2vw, 26px);
  padding-bottom: clamp(44px, 6vw, 84px);
}

.page-faq .faq-top {
  padding-top: clamp(14px, 2vw, 22px);
}

/* 首屏 */
.page-faq .faq-hero {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  align-items: end;
  padding-block: clamp(20px, 3.4vw, 44px) clamp(20px, 3vw, 32px);
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(27px, 5vw, 50px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--heading);
  margin: 10px 0 14px;
  max-width: 16em;
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 33em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--text);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-faq .faq-hero__figure {
  margin: 0;
  position: relative;
}

.page-faq .faq-hero__figure::before {
  content: "";
  position: absolute;
  inset: auto 0 -10px auto;
  width: 46%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--orange));
}

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

/* 首屏数据条 */
.page-faq .faq-stats {
  list-style: none;
  margin: 0;
  padding: clamp(16px, 2.4vw, 26px) 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 14px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-stats li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 12px;
  border-left: 2px solid var(--line);
  min-width: 0;
}

.page-faq .faq-stats .data-num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(23px, 3vw, 32px);
  line-height: 1.1;
  color: var(--heading);
}

.page-faq .data-num--live {
  color: var(--orange);
}

.page-faq .faq-stats__label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist);
}

/* 四宫格分组卡 */
.page-faq .faq-groups {
  padding-block: clamp(30px, 4.4vw, 56px);
}

.page-faq .faq-groups__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--faq-gap);
  margin-top: clamp(18px, 2.4vw, 28px);
}

.page-faq .faq-card {
  position: relative;
  display: grid;
  align-content: start;
  gap: 6px;
  padding: clamp(18px, 2vw, 24px);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--line-soft);
  transition: box-shadow 180ms var(--ease), background 180ms var(--ease);
}

.page-faq .faq-card:hover {
  background: var(--surface-2);
  box-shadow: inset 0 0 0 1px var(--line);
}

.page-faq .faq-card__idx {
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-faq .faq-card__count {
  position: absolute;
  top: clamp(16px, 2vw, 22px);
  right: clamp(16px, 2vw, 22px);
  font-size: 12.5px;
  color: var(--sand);
}

.page-faq .faq-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.2vw, 23px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--heading);
}

.page-faq .faq-card__title a {
  color: inherit;
  text-decoration: none;
}

.page-faq .faq-card__title a:hover,
.page-faq .faq-card__title a:focus-visible {
  color: var(--orange);
}

.page-faq .faq-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

.page-faq .faq-card__links {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.page-faq .faq-card__links li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 7px;
  align-items: baseline;
  font-size: 13.5px;
  line-height: 1.55;
}

.page-faq .faq-card__links li::before {
  content: "→";
  color: var(--orange);
  font-size: 12px;
}

.page-faq .faq-card__links a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

/* 主体：索引栏 + 问答列 */
.page-faq .faq-body {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
  padding-top: clamp(24px, 3.4vw, 44px);
  border-top: 1px solid var(--line-soft);
}

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

.page-faq .faq-rail__title {
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-faq .faq-rail__nav {
  display: grid;
  gap: 2px;
}

.page-faq .faq-rail__nav a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 8px;
  align-items: baseline;
  padding: 9px 10px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: border-color 150ms var(--ease), background 150ms var(--ease), color 150ms var(--ease);
}

.page-faq .faq-rail__nav a .mono {
  font-size: 11.5px;
  color: var(--mist);
}

.page-faq .faq-rail__n {
  font-size: 11.5px;
  color: var(--mist);
}

.page-faq .faq-rail__nav a:hover,
.page-faq .faq-rail__nav a:focus-visible {
  border-left-color: var(--cyan);
  background: var(--surface);
  color: var(--heading);
}

.page-faq .faq-body:has(#g-install:target) .faq-rail__nav a[href="#g-install"],
.page-faq .faq-body:has(#g-login:target) .faq-rail__nav a[href="#g-login"],
.page-faq .faq-body:has(#g-save:target) .faq-rail__nav a[href="#g-save"],
.page-faq .faq-body:has(#g-metrics:target) .faq-rail__nav a[href="#g-metrics"],
.page-faq .faq-body:has(#help:target) .faq-rail__nav a[href="#help"] {
  border-left-color: var(--cyan);
  background: var(--surface-2);
  color: var(--heading);
}

/* 问答列 */
.page-faq .faq-stack {
  display: grid;
  gap: clamp(26px, 3.6vw, 44px);
  min-width: 0;
}

.page-faq .faq-stack__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--line-soft);
}

.page-faq .faq-stack__hint {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--mist);
  max-width: 34em;
}

.page-faq .faq-group {
  scroll-margin-top: calc(var(--cmd-h) + var(--scale-h) + 20px);
  min-width: 0;
}

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

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 800;
  line-height: 1.25;
  color: var(--heading);
}

.page-faq .faq-group__count {
  margin-left: auto;
  font-size: 12.5px;
  color: var(--mist);
}

.page-faq .faq-group__lead {
  margin: 12px 0 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-faq .faq-figure {
  margin: 18px 0 6px;
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
}

/* 可展开条目 */
.page-faq .disclosure {
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .disclosure__trigger {
  width: 100%;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 2px;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.55vw, 16.5px);
  font-weight: 600;
  line-height: 1.6;
  color: var(--heading);
  transition: color 150ms var(--ease);
}

.page-faq .disclosure__trigger:hover {
  color: var(--orange);
}

.page-faq .disclosure__sign {
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.5;
  color: var(--orange);
}

.page-faq .disclosure.is-open .disclosure__sign {
  color: var(--cyan);
}

.page-faq .disclosure__inner {
  border-left: 2px solid var(--cyan);
  margin: 0 0 16px 1px;
  padding: 2px 0 2px 14px;
}

.page-faq .disclosure__inner p {
  margin: 0;
  max-width: 40em;
  font-size: 14.8px;
  line-height: 1.8;
  color: var(--text);
}

.page-faq .faq-link {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-faq .faq-link:hover,
.page-faq .faq-link:focus-visible {
  color: var(--cloud);
  text-decoration-color: var(--orange);
}

/* 人工求助 */
.page-faq .faq-help {
  padding: clamp(20px, 3vw, 34px);
  background: linear-gradient(145deg, var(--surface) 0%, var(--surface-2) 100%);
  clip-path: polygon(
    0 var(--cut),
    var(--cut) 0,
    100% 0,
    100% calc(100% - var(--cut)),
    calc(100% - var(--cut)) 100%,
    0 100%
  );
  scroll-margin-top: calc(var(--cmd-h) + var(--scale-h) + 20px);
}

.page-faq .faq-help__title {
  margin: 8px 0 12px;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.8vw, 30px);
  font-weight: 800;
  color: var(--heading);
}

.page-faq .faq-help__text {
  margin: 0 0 10px;
  max-width: 40em;
  font-size: 14.8px;
  line-height: 1.8;
  color: var(--text);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* 继续入口 */
.page-faq .faq-continue {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
}

.page-faq .faq-continue a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  font-size: 14px;
  color: var(--heading);
  text-decoration: none;
  box-shadow: inset 0 0 0 1px var(--line);
  transition: box-shadow 150ms var(--ease), color 150ms var(--ease);
}

.page-faq .faq-continue a span {
  color: var(--orange);
}

.page-faq .faq-continue a:hover,
.page-faq .faq-continue a:focus-visible {
  color: var(--orange);
  box-shadow: inset 0 0 0 1px var(--mist);
}

/* 断点 */
@media (min-width: 560px) {
  .page-faq .faq-groups__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (min-width: 860px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }

  .page-faq .faq-hero__figure {
    padding-bottom: 6px;
  }
}

@media (min-width: 940px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-rail {
    display: block;
    position: sticky;
    top: calc(var(--cmd-h) + var(--scale-h) + 18px);
  }

  .page-faq .faq-stack__bar {
    position: sticky;
    top: calc(var(--cmd-h) + var(--scale-h) + 8px);
    z-index: 2;
    backdrop-filter: blur(6px);
  }

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

@media (min-width: 1180px) {
  .page-faq .faq-groups__grid {
    gap: 22px;
  }
}
<<<PAGE_CSS_END>>>