.page-faq {
  --faq-cut: 22px;
  --faq-gap: clamp(16px, 2.4vw, 28px);
  background: var(--paper);
  color: var(--ink);
}

.page-faq h2,
.page-faq h3,
.page-faq h4 {
  font-family: var(--font-display);
  letter-spacing: 0.02em;
}

.page-faq a {
  color: inherit;
}

.page-faq a:focus-visible,
.page-faq summary:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.page-faq details[id],
.page-faq section[id] {
  scroll-margin-top: 104px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-top: clamp(100px, 13vw, 164px);
  padding-bottom: clamp(38px, 5vw, 68px);
  background:
    radial-gradient(120% 80% at 88% 6%, rgba(143, 179, 194, 0.26), transparent 58%),
    radial-gradient(90% 70% at 2% 98%, rgba(143, 191, 122, 0.22), transparent 62%),
    var(--paper);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 56px);
  margin-top: clamp(18px, 3vw, 32px);
}

.page-faq .faq-hero h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(31px, 6.4vw, 62px);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: 0.02em;
  max-width: 17em;
}

.page-faq .faq-hero h1 em {
  font-style: normal;
  color: var(--summer-deep);
  box-shadow: inset 0 -0.16em 0 rgba(242, 106, 75, 0.26);
}

.page-faq .faq-hero__text {
  margin: 18px 0 0;
  max-width: 36em;
  font-size: clamp(15px, 0.5vw + 13px, 18px);
  line-height: 1.8;
  color: var(--ink-70);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-faq .faq-hero__meta {
  margin: 26px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--ink-55);
}

.page-faq .faq-dial {
  display: grid;
  justify-items: stretch;
  gap: 16px;
  padding: clamp(18px, 2.6vw, 28px);
  background: var(--paper);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, 0 100%);
}

.page-faq .faq-dial__ring {
  position: relative;
  width: clamp(92px, 22vw, 128px);
  aspect-ratio: 1 / 1;
  margin: 0 auto;
  border-radius: 50%;
  background: conic-gradient(
    var(--spring) 0deg 90deg,
    var(--summer) 90deg 180deg,
    var(--autumn) 180deg 270deg,
    var(--winter) 270deg 360deg
  );
}

.page-faq .faq-dial__ring::after {
  content: "";
  position: absolute;
  inset: 28%;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--line-soft);
}

.page-faq .faq-dial__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-faq .faq-dial__item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 0 7px 12px;
  border-left: 3px solid var(--season, var(--ink));
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-70);
}

.page-faq .faq-dial__item--spring { --season: var(--spring-deep); }
.page-faq .faq-dial__item--summer { --season: var(--summer-deep); }
.page-faq .faq-dial__item--autumn { --season: var(--autumn-deep); }
.page-faq .faq-dial__item--winter { --season: var(--winter-deep); }

.page-faq .faq-dial__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-55);
}

/* ---------- 导览 ---------- */
.page-faq .faq-map__intro,
.page-faq .faq-guide__intro,
.page-faq .faq-versions__intro,
.page-faq .faq-list__intro {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-70);
}

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

.page-faq .faq-map__col {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: clamp(16px, 2.2vw, 24px);
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-top: 4px solid var(--season, var(--ink));
}

.page-faq .faq-map__col--spring { --season: var(--spring); }
.page-faq .faq-map__col--summer { --season: var(--summer); }
.page-faq .faq-map__col--autumn { --season: var(--autumn); }
.page-faq .faq-map__col--winter { --season: var(--winter); }

.page-faq .faq-map__title {
  margin: 0;
  font-size: clamp(17px, 0.8vw + 13px, 21px);
  line-height: 1.42;
  font-weight: 600;
}

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

.page-faq .faq-map__list a {
  position: relative;
  display: block;
  padding: 9px 0 9px 15px;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-70);
  text-decoration: none;
  transition: color var(--t), padding-left var(--t);
}

.page-faq .faq-map__list a::before {
  content: "›";
  position: absolute;
  left: 0;
  top: 8px;
  font-family: var(--font-mono);
  color: var(--season, var(--ink-55));
}

.page-faq .faq-map__list a:hover,
.page-faq .faq-map__list a:focus-visible {
  color: var(--ink);
  padding-left: 21px;
}

.page-faq .faq-map__media {
  margin: clamp(24px, 3.4vw, 40px) 0 0;
  max-width: 1000px;
}

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

.page-faq .faq-map__media .media__cap,
.page-faq .faq-guide__figure .media__cap {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-55);
}

/* ---------- 步骤 ---------- */
.page-faq .faq-guide__stage {
  display: grid;
  gap: var(--faq-gap);
  margin-top: clamp(22px, 3vw, 34px);
}

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

.page-faq .faq-flow {
  position: relative;
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 4px solid var(--season, var(--summer));
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
}

.page-faq .faq-flow--summer { --season: var(--summer); }
.page-faq .faq-flow--winter { --season: var(--winter); }

.page-faq .faq-flow__title {
  margin: 0;
  font-size: clamp(18px, 0.9vw + 14px, 22px);
  font-weight: 600;
  line-height: 1.4;
}

.page-faq .faq-flow__steps {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-flow__steps li {
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  min-width: 0;
}

.page-faq .faq-flow__num {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--season, var(--ink-55));
}

.page-faq .faq-flow h4 {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.page-faq .faq-flow__steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-70);
  overflow-wrap: break-word;
}

.page-faq .faq-guide__figure {
  margin: 0;
  max-width: 900px;
}

/* ---------- iOS 反馈 ---------- */
.page-faq .faq-ios__panel {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  padding: clamp(24px, 4vw, 52px);
  background: var(--ink);
  color: var(--paper);
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 0 100%);
}

.page-faq .faq-ios__eyebrow {
  color: var(--winter);
}

.page-faq .faq-ios h2 {
  margin: 10px 0 0;
  font-size: clamp(24px, 2.4vw + 14px, 40px);
  line-height: 1.28;
  font-weight: 600;
  color: var(--paper);
}

.page-faq .faq-ios__lead {
  margin: 14px 0 0;
  max-width: 44ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-80);
}

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

.page-faq .faq-ios__list li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-light);
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper-80);
}

.page-faq .faq-ios__list b {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--winter);
}

.page-faq .faq-ios__side {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: clamp(16px, 2vw, 24px);
  border: 1px solid var(--line-light);
}

.page-faq .faq-ios__side-title {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-faq .faq-ios__side p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper-80);
}

.page-faq .faq-ios__side a:not(.btn) {
  color: var(--winter);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-ios__btn {
  justify-self: start;
  margin-top: 6px;
  border-color: var(--line-light);
  color: var(--paper);
}

/* ---------- 版本 ---------- */
.page-faq .faq-versions__grid {
  display: grid;
  gap: var(--faq-gap);
  margin-top: clamp(22px, 3vw, 34px);
}

.page-faq .faq-versions__card {
  padding: clamp(18px, 2.4vw, 26px);
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-top: 3px solid var(--winter-deep);
}

.page-faq .faq-versions__card h3 {
  margin: 0 0 10px;
  font-size: clamp(17px, 0.7vw + 14px, 20px);
  font-weight: 600;
  line-height: 1.4;
}

.page-faq .faq-versions__card p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-faq .faq-ver {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 12px;
}

.page-faq .faq-ver__code {
  display: inline-block;
  padding: 4px 12px;
  background: var(--sand);
  color: var(--autumn-deep);
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 0.06em;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
}

.page-faq .faq-ver__desc {
  font-size: 13px;
  color: var(--ink-55);
  letter-spacing: 0.02em;
}

.page-faq .faq-versions__steps {
  margin: 0 0 10px;
  padding-left: 20px;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-faq .faq-versions__steps li::marker {
  color: var(--winter-deep);
  font-family: var(--font-mono);
}

.page-faq .faq-versions__foot {
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-faq .faq-versions__foot a,
.page-faq .faq-help a:not(.btn) {
  color: var(--winter-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- FAQ 列表 ---------- */
.page-faq .faq-list__layout {
  display: grid;
  gap: clamp(22px, 3vw, 44px);
  margin-top: clamp(22px, 3vw, 34px);
}

.page-faq .faq-rail {
  min-width: 0;
}

.page-faq .faq-rail__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ink-55);
}

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

.page-faq .faq-rail__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  flex: 0 0 auto;
  padding: 8px 14px;
  background: var(--sand);
  border-left: 3px solid var(--season, var(--ink));
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
  color: var(--ink);
  white-space: nowrap;
  transition: background var(--t), transform var(--t);
}

.page-faq .faq-rail__link--spring { --season: var(--spring); }
.page-faq .faq-rail__link--summer { --season: var(--summer); }
.page-faq .faq-rail__link--autumn { --season: var(--autumn); }
.page-faq .faq-rail__link--winter { --season: var(--winter); }

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  background: var(--paper);
  transform: translateY(-2px);
}

.page-faq .faq-rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-55);
}

.page-faq .faq-rail__note {
  display: none;
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.75;
  color: var(--ink-55);
}

.page-faq .faq-list__groups {
  min-width: 0;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(26px, 3.4vw, 44px);
}

.page-faq .faq-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--season, var(--ink));
}

.page-faq .faq-group--spring { --season: var(--spring); }
.page-faq .faq-group--summer { --season: var(--summer); }
.page-faq .faq-group--autumn { --season: var(--autumn); }
.page-faq .faq-group--winter { --season: var(--winter); }

.page-faq .faq-group__head h3 {
  margin: 0;
  font-size: clamp(19px, 1vw + 14px, 25px);
  font-weight: 600;
  line-height: 1.4;
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--line-soft);
  transition: background var(--t);
}

.page-faq .faq-item[open] {
  background: rgba(232, 224, 208, 0.42);
}

.page-faq .faq-item__summary {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 4px;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: clamp(15px, 0.4vw + 13px, 17px);
  line-height: 1.6;
  color: var(--ink);
}

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

.page-faq .faq-item__q {
  min-width: 0;
  overflow-wrap: break-word;
}

.page-faq .faq-item__sign {
  position: relative;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  margin-left: auto;
  margin-top: 4px;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  background: var(--ink-55);
  transition: opacity var(--t), transform var(--t);
}

.page-faq .faq-item__sign::before {
  left: 50%;
  top: 4px;
  width: 1px;
  height: 8px;
  transform: translateX(-50%);
}

.page-faq .faq-item__sign::after {
  top: 50%;
  left: 4px;
  width: 8px;
  height: 1px;
  transform: translateY(-50%);
}

.page-faq .faq-item[open] .faq-item__sign::before {
  opacity: 0;
}

.page-faq .faq-item__body {
  padding: 0 4px 20px;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-70);
}

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

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

.page-faq .faq-item__body a {
  color: var(--spring-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 仍未解决 ---------- */
.page-faq .faq-help__panel {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  padding: clamp(24px, 4vw, 48px);
  background: var(--sand);
  border-top: 4px solid var(--summer);
}

.page-faq .faq-help__main h2 {
  margin: 10px 0 0;
  font-size: clamp(22px, 2vw + 14px, 36px);
  line-height: 1.3;
  font-weight: 600;
}

.page-faq .faq-help__main p {
  margin: 12px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-70);
}

.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-help__aside {
  padding: clamp(16px, 2.2vw, 24px);
  background: var(--paper);
  border: 1px solid var(--line-soft);
}

.page-faq .faq-help__aside h3 {
  margin: 0 0 12px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.page-faq .faq-help__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-faq .faq-help__list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-faq .faq-help__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  background: var(--autumn);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

.page-faq .faq-help__contact {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: var(--ink-55);
  overflow-wrap: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-map__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-flow__steps {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-faq .faq-ios__panel {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-versions__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-help__panel {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-list__layout {
    grid-template-columns: 232px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 104px;
  }

  .page-faq .faq-rail__list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 6px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-rail__link {
    justify-content: flex-start;
    white-space: normal;
  }

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

@media (min-width: 1024px) {
  .page-faq .faq-map__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-guide__stage {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-guide__figure {
    position: sticky;
    top: 104px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 0.01ms !important;
  }

  .page-faq .faq-rail__link:hover,
  .page-faq .faq-rail__link:focus-visible {
    transform: none;
  }
}
<<<PAGE_CSS_DONE>>>