.page-faq {
  --faq-gap: clamp(20px, 2.4vw, 40px);
  --faq-radius: var(--r-l);
  --faq-anchor-offset: 118px;
  background: var(--abyss-900);
  color: var(--text-body);
  padding-bottom: clamp(56px, 7vw, 112px);
}

.page-faq .faq-top {
  padding-top: clamp(36px, 5vw, 76px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: var(--faq-gap);
  margin-top: clamp(22px, 3vw, 44px);
}

.page-faq .faq-hero__kicker {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--cyan-400);
}

.page-faq .faq-hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-size: clamp(36px, 4.8vw, 66px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ice-050);
}

.page-faq .faq-hero__lead {
  max-width: 64ch;
  margin: 0;
  font-size: clamp(16px, 1.15vw, 18px);
  line-height: 1.85;
  color: var(--text-body);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 1px;
  border: 1px solid var(--line-700);
  border-radius: var(--r-m);
  background: var(--line-700);
  overflow: hidden;
}

.page-faq .faq-stat {
  background: var(--surface-900);
  padding: 18px 20px;
}

.page-faq .faq-stat dt {
  margin: 0;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--mist-400);
}

.page-faq .faq-stat dd {
  margin: 10px 0 0;
  font-size: 14px;
  color: var(--text-body);
}

.page-faq .faq-stat__num {
  margin-right: 4px;
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: var(--amber-400);
}

@media (min-width: 960px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-faq .faq-hero__stats {
    align-self: end;
  }
}

/* ---------- 通用章节间距 ---------- */
.page-faq .faq-index-sec,
.page-faq .faq-answers,
.page-faq .faq-contact {
  margin-top: clamp(56px, 7vw, 104px);
}

.page-faq .faq-group,
.page-faq .faq-answers {
  scroll-margin-top: var(--faq-anchor-offset);
}

/* ---------- 01 问题索引 ---------- */
.page-faq .faq-index-grid {
  display: grid;
  gap: var(--faq-gap);
  margin-top: 32px;
}

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

.page-faq .faq-index-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px 18px;
  align-items: center;
  padding: 18px 20px;
  border: 1px solid var(--line-700);
  border-radius: var(--r-m);
  background: var(--surface-900);
  color: inherit;
  text-decoration: none;
  transition: background .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease);
}

.page-faq .faq-index-card:hover,
.page-faq .faq-index-card:focus-visible {
  background: var(--teal-850);
  border-color: var(--cyan-400);
  transform: translateX(6px);
}

.page-faq .faq-index-card__no {
  grid-row: span 2;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 600;
  line-height: 1;
  color: var(--cyan-400);
}

.page-faq .faq-index-card__body {
  display: grid;
  gap: 6px;
}

.page-faq .faq-index-card__title {
  font-size: 17px;
  font-weight: 700;
  color: var(--ice-050);
}

.page-faq .faq-index-card__desc {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist-400);
}

.page-faq .faq-index-card__n {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--amber-400);
}

.page-faq .faq-index-visual {
  margin: 0;
  padding: 18px;
  border: 1px solid var(--line-700);
  border-radius: var(--faq-radius);
  background:
    radial-gradient(120% 120% at 100% 0%, rgba(53, 227, 196, .14), transparent 58%),
    linear-gradient(150deg, var(--teal-850) 0%, var(--indigo-800) 68%, var(--abyss-900) 100%);
}

.page-faq .faq-index-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--r-s);
  object-fit: cover;
}

.page-faq .faq-index-visual__cap {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist-400);
}

@media (min-width: 1024px) {
  .page-faq .faq-index-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: start;
  }

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

/* ---------- 02 三步方法 ---------- */
.page-faq .faq-record {
  margin-top: clamp(56px, 7vw, 104px);
  padding: clamp(36px, 4.5vw, 68px) 0 clamp(44px, 5vw, 76px);
  border-top: 1px solid var(--line-700);
  border-bottom: 1px solid var(--line-700);
  background:
    radial-gradient(90% 130% at 0% 0%, rgba(23, 30, 74, .85), transparent 62%),
    var(--teal-850);
}

.page-faq .faq-record__body {
  display: grid;
  gap: var(--faq-gap);
  margin-top: 36px;
}

.page-faq .faq-steps {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 1px;
  list-style: none;
  border: 1px solid var(--line-700);
  border-radius: var(--r-m);
  background: var(--line-700);
  overflow: hidden;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  padding: 22px 22px 24px;
  background: var(--surface-900);
  transition: background .3s var(--ease);
}

.page-faq .faq-step:hover {
  background: var(--abyss-900);
}

.page-faq .faq-step__no {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.1;
  color: var(--cyan-400);
}

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

.page-faq .faq-step__title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  color: var(--ice-050);
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-body);
}

.page-faq .faq-record__media {
  margin: 0;
  border: 1px solid var(--line-700);
  border-radius: var(--faq-radius);
  background: var(--abyss-900);
  overflow: hidden;
}

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

.page-faq .faq-record__media-cap {
  padding: 16px 20px 18px;
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist-400);
  border-top: 1px solid var(--line-700);
}

@media (min-width: 1024px) {
  .page-faq .faq-record__body {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.86fr);
    align-items: center;
  }
}

/* ---------- 03 分类问答 ---------- */
.page-faq .faq-answers__layout {
  display: grid;
  gap: var(--faq-gap);
  margin-top: 36px;
}

.page-faq .faq-rail {
  padding: 18px;
  border: 1px solid var(--line-700);
  border-radius: var(--r-m);
  background: var(--surface-900);
}

.page-faq .faq-rail__title {
  margin: 0 0 14px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--mist-400);
}

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

.page-faq .faq-rail__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  color: var(--mist-400);
  text-decoration: none;
  font-size: 14px;
  transition: color .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease);
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  color: var(--ice-050);
  background: var(--teal-850);
  border-color: var(--cyan-400);
}

.page-faq .faq-rail__no {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--cyan-400);
}

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

.page-faq .faq-rail__tip {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-700);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist-400);
}

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

.page-faq .faq-group + .faq-group {
  margin-top: 44px;
  padding-top: 40px;
  border-top: 1px solid var(--line-700);
}

.page-faq .faq-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 18px;
}

.page-faq .faq-group__no {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--amber-400);
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(20px, 1.6vw, 24px);
  font-weight: 700;
  color: var(--ice-050);
}

.page-faq .faq-q {
  margin: 0;
}

.page-faq .faq-q__btn {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  text-align: left;
}

.page-faq .faq-q__no {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--cyan-400);
}

.page-faq .faq-q__text {
  flex: 1 1 auto;
  min-width: 0;
  font-size: clamp(15.5px, 1.1vw, 17px);
  font-weight: 600;
  line-height: 1.6;
  color: var(--ice-050);
}

.page-faq .faq-q__mark {
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-right: 4px;
  border-right: 2px solid var(--cyan-400);
  border-bottom: 2px solid var(--cyan-400);
  transform: rotate(45deg);
  transition: transform .3s var(--ease);
}

.page-faq .accordion__trigger[aria-expanded="true"] .faq-q__mark {
  transform: rotate(225deg);
}

.page-faq .accordion__panel:not([hidden]) {
  animation: faq-panel-in .32s var(--ease);
}

@keyframes faq-panel-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-faq .accordion__body p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-body);
}

.page-faq .faq-mono {
  font-family: var(--font-mono);
  font-size: .92em;
  font-weight: 600;
  color: var(--amber-400);
}

.page-faq .faq-link {
  color: var(--cyan-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-link:hover,
.page-faq .faq-link:focus-visible {
  color: var(--ice-050);
}

@media (min-width: 1024px) {
  .page-faq .faq-answers__layout {
    grid-template-columns: 216px minmax(0, 1fr);
    align-items: start;
    gap: clamp(28px, 3.2vw, 56px);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 100px;
  }
}

/* ---------- 04 联系我们 ---------- */
.page-faq .faq-contact__panel {
  display: grid;
  gap: 1px;
  margin-top: 32px;
  padding: 1px;
  border: 1px solid var(--line-700);
  border-radius: var(--faq-radius);
  background: var(--line-700);
  overflow: hidden;
}

.page-faq .faq-contact__block {
  padding: clamp(24px, 2.8vw, 40px);
  background: var(--surface-900);
}

.page-faq .faq-contact__block--fill {
  background:
    radial-gradient(120% 130% at 100% 0%, rgba(244, 168, 60, .14), transparent 58%),
    var(--indigo-800);
}

.page-faq .faq-contact__label {
  margin: 0 0 20px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--cyan-400);
}

.page-faq .faq-contact__list {
  margin: 0;
  padding: 0;
}

.page-faq .faq-contact__row {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-700);
}

.page-faq .faq-contact__row:first-child {
  padding-top: 0;
}

.page-faq .faq-contact__row dt {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--mist-400);
}

.page-faq .faq-contact__row dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--ice-050);
  word-break: break-word;
}

.page-faq .faq-contact__note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist-400);
}

.page-faq .faq-contact__tips {
  display: grid;
  gap: 12px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-contact__tips li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-body);
}

.page-faq .faq-contact__tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber-400);
}

@media (min-width: 900px) {
  .page-faq .faq-contact__panel {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

@media (max-width: 480px) {
  .page-faq .faq-hero__stats {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-faq .faq-q__btn {
    gap: 12px;
  }

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

  .page-faq .faq-index-card__no {
    grid-row: auto;
  }

  .page-faq .faq-index-card__n {
    grid-column: 1;
  }
}
<<<END>>>