.page-faq {
  --faq-index-w: 218px;
  --faq-sticky: 28px;
  padding-block: clamp(24px, 4.4vw, 56px) clamp(64px, 9vw, 120px);
  background:
    radial-gradient(1080px 520px at 86% -10%, rgba(47, 123, 255, .14), transparent 62%),
    radial-gradient(760px 460px at 2% 34%, rgba(255, 178, 74, .06), transparent 66%);
}

.page-faq a:focus-visible,
.page-faq summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  margin-top: 14px;
  padding-bottom: clamp(24px, 4vw, 46px);
  border-bottom: 1px solid var(--line-strong);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: clamp(84px, 18vw, 190px);
  height: 2px;
  background: linear-gradient(90deg, var(--gold), rgba(255, 178, 74, 0));
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  max-width: 16ch;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(32px, 5.2vw, 58px);
  line-height: 1.06;
  letter-spacing: .035em;
  color: var(--paper);
}

.page-faq .faq-hero .lede {
  margin: 18px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-top: 22px;
}

.page-faq .faq-hero__link {
  font-size: 14px;
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 123, 255, .42);
  padding-bottom: 2px;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-faq .faq-hero__link:hover {
  color: var(--cyan);
  border-color: rgba(79, 245, 224, .6);
}

/* ---------- 整体骨架 ---------- */
.page-faq .faq-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: clamp(26px, 4vw, 44px);
}

@media (min-width: 1000px) {
  .page-faq .faq-shell {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    gap: clamp(28px, 3.6vw, 54px);
    align-items: start;
  }
}

/* ---------- 问题索引 ---------- */
.page-faq .faq-index {
  padding-top: 12px;
  border-top: 1px solid var(--line-strong);
}

.page-faq .faq-index__caption {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
}

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

.page-faq .faq-index__list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 12px;
  border: 1px solid var(--line);
  font-size: 13.5px;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  transition: color .18s var(--ease), border-color .18s var(--ease), background .18s var(--ease);
}

.page-faq .faq-index__list a:hover {
  color: var(--paper);
  border-color: rgba(47, 123, 255, .5);
  background: rgba(47, 123, 255, .08);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--gold);
}

@media (min-width: 1000px) {
  .page-faq .faq-index {
    position: sticky;
    top: var(--faq-sticky);
    padding: 0 0 0 18px;
    border-top: none;
    border-left: 1px solid var(--line-strong);
  }

  .page-faq .faq-index__list {
    display: block;
    overflow: visible;
    padding: 0;
    margin-top: 14px;
  }

  .page-faq .faq-index__list > li {
    border-bottom: 1px solid var(--line);
  }

  .page-faq .faq-index__list > li:first-child {
    border-top: 1px solid var(--line);
  }

  .page-faq .faq-index__list a {
    border: none;
    padding: 11px 0;
    white-space: normal;
  }

  .page-faq .faq-index__list a:hover {
    background: none;
  }

  .page-faq .faq-index__list a:hover .faq-index__num {
    color: var(--cyan);
  }
}

/* ---------- 内容块 ---------- */
.page-faq .faq-block {
  padding-block: clamp(26px, 3.6vw, 46px);
  border-top: 1px solid var(--line);
  scroll-margin-top: 24px;
}

.page-faq .faq-body > .faq-block:first-child {
  border-top: none;
  padding-top: 0;
}

.page-faq .faq-block__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(21px, 2.7vw, 31px);
  line-height: 1.26;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-faq .faq-block__num {
  flex: none;
  font-family: var(--font-editorial);
  font-size: clamp(24px, 3.4vw, 40px);
  line-height: 1;
  letter-spacing: -.02em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 178, 74, .72);
}

.page-faq .faq-block__intro {
  margin: 0 0 22px;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-block__more {
  margin: 22px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-block__more a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 123, 255, .42);
}

.page-faq .faq-block__more a:hover {
  color: var(--cyan);
  border-color: rgba(79, 245, 224, .6);
}

/* ---------- 问题类型卡片 ---------- */
.page-faq .type-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

@media (min-width: 620px) {
  .page-faq .type-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-faq .type-card {
  position: relative;
  display: block;
  padding: 18px 18px 20px;
  border: 1px solid var(--line);
  background: linear-gradient(158deg, rgba(36, 44, 51, .82), rgba(12, 16, 20, .94));
  color: var(--paper);
  text-decoration: none;
  transition: border-color .2s var(--ease), transform .2s var(--ease), background .2s var(--ease);
}

.page-faq .type-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 26px;
  height: 26px;
  border-top: 1px solid var(--blue);
  border-left: 1px solid var(--blue);
  opacity: .75;
}

.page-faq .type-card:hover {
  transform: translateY(-2px);
  border-color: rgba(47, 123, 255, .55);
  background: linear-gradient(158deg, rgba(36, 44, 51, .95), rgba(12, 16, 20, .98));
}

.page-faq .type-card__kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .type-card__title {
  margin: 10px 0 8px;
  font-size: 16.5px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--paper);
}

.page-faq .type-card__text {
  margin: 0;
  font-size: 13.8px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 编号步骤条 ---------- */
.page-faq .step-list {
  counter-reset: faqstep;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .step-list > li {
  position: relative;
  counter-increment: faqstep;
  padding-left: 52px;
  padding-bottom: 26px;
}

.page-faq .step-list > li:last-child {
  padding-bottom: 0;
}

.page-faq .step-list > li::before {
  content: counter(faqstep);
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--gold);
  color: #080B0F;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  box-shadow: 0 0 0 4px rgba(255, 178, 74, .12);
}

.page-faq .step-list > li::after {
  content: "";
  position: absolute;
  left: 15.5px;
  top: 38px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(180deg, rgba(255, 178, 74, .34), rgba(168, 178, 188, .06));
}

.page-faq .step-list > li:last-child::after {
  display: none;
}

.page-faq .step-list strong {
  display: block;
  margin-bottom: 6px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--paper);
}

.page-faq .step-list li > span {
  display: block;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

@media (min-width: 760px) {
  .page-faq .step-list--wide {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
    row-gap: 26px;
  }

  .page-faq .step-list--wide > li {
    padding-bottom: 0;
  }

  .page-faq .step-list--wide > li::after {
    display: none;
  }
}

/* ---------- 图片 ---------- */
.page-faq .faq-media-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

@media (min-width: 900px) {
  .page-faq .faq-media-row {
    grid-template-columns: minmax(0, 1fr) 246px;
    gap: 30px;
    align-items: start;
  }
}

.page-faq .media-frame {
  margin: 0;
  max-width: 100%;
}

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

.page-faq .faq-figure {
  margin-top: 24px;
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-acc {
  border-top: 1px solid var(--line-strong);
}

.page-faq .faq-acc details {
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-acc summary {
  position: relative;
  padding: 16px 46px 16px 0;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper);
  cursor: pointer;
  list-style: none;
  transition: color .18s var(--ease);
}

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

.page-faq .faq-acc summary:hover {
  color: var(--blue);
}

.page-faq .faq-acc summary::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 15px;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .faq-acc details[open] summary::after {
  content: "−";
  color: var(--gold);
}

.page-faq .faq-acc details[open] summary {
  color: var(--paper);
}

.page-faq .faq-acc details > p {
  margin: 0 0 18px;
  padding-right: 12px;
  max-width: 68ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 联系区块 ---------- */
.page-faq .faq-contact {
  position: relative;
  padding: clamp(20px, 3.4vw, 34px);
  border: 1px solid var(--line-strong);
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(47, 123, 255, .17), rgba(7, 9, 12, 0) 48%),
    linear-gradient(315deg, rgba(255, 178, 74, .13), rgba(7, 9, 12, 0) 44%),
    var(--ink-1);
}

.page-faq .faq-contact::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    180deg,
    rgba(168, 178, 188, .05) 0,
    rgba(168, 178, 188, .05) 1px,
    transparent 1px,
    transparent 4px
  );
  opacity: .5;
}

.page-faq .faq-contact > * {
  position: relative;
  z-index: 1;
}

.page-faq .faq-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin: 0;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(168, 178, 188, .18);
}

.page-faq .faq-contact__label {
  min-width: 78px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-contact__value {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-contact__value a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 123, 255, .45);
}

.page-faq .faq-contact__value a:hover {
  color: var(--cyan);
  border-color: rgba(79, 245, 224, .6);
}

.page-faq .faq-contact__note {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-contact__link {
  margin: 14px 0 0;
  font-size: 13.5px;
}

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

.page-faq .faq-contact__link a:hover {
  color: var(--gold);
  border-color: rgba(255, 178, 74, .55);
}

/* ---------- 动效退化 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .type-card,
  .page-faq .faq-index__list a,
  .page-faq .faq-acc summary,
  .page-faq .faq-hero__link {
    transition: none;
  }

  .page-faq .type-card:hover {
    transform: none;
  }
}
<<<END>>>