.page-faq {
  --faq-glow: rgba(255, 106, 43, .22);
  --faq-violet-soft: rgba(124, 108, 255, .14);
  --faq-amber-soft: rgba(255, 194, 75, .14);
  display: block;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 28px 0 48px;
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -150px;
  right: -130px;
  width: min(620px, 92vw);
  height: 470px;
  border-radius: var(--r-xl);
  background: linear-gradient(140deg, var(--faq-glow), rgba(124, 108, 255, .12) 55%, rgba(59, 201, 255, 0) 100%);
  transform: rotate(-12deg);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 12px;
  width: 168px;
  border-top: 1px dashed var(--dash-amber);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  display: grid;
  gap: 32px;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(29px, 5.4vw, 50px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-faq .faq-hero__lede {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--gray);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

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

/* 三步动作 */
.page-faq .faq-steps {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-faq .faq-steps__item {
  position: relative;
  padding: 16px 16px 16px 18px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--orange);
  border-radius: var(--r-md);
  background: var(--navy-850);
}

.page-faq .faq-steps__num {
  display: block;
  font-size: var(--fs-12);
  letter-spacing: .14em;
  color: var(--orange);
}

.page-faq .faq-steps__title {
  margin: 8px 0 4px;
  font-family: var(--font-display);
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--mist);
}

.page-faq .faq-steps__text {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--gray);
}

/* ---------- 主体 ---------- */
.page-faq .faq-body {
  padding: 4px 0 72px;
}

.page-faq .faq-body__title {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-size: var(--fs-28);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-faq .faq-layout {
  display: grid;
  gap: 26px;
}

/* 左侧问题索引 */
.page-faq .faq-side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-faq .faq-index {
  padding: 18px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--navy-850);
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-size: var(--fs-12);
  letter-spacing: .18em;
  color: var(--gray);
}

.page-faq .faq-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 4px;
}

.page-faq .faq-index .anchor-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--r-sm);
  font-size: var(--fs-14);
  line-height: 1.5;
  color: var(--gray);
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-index .anchor-index__link .mono {
  color: var(--violet);
  font-size: var(--fs-12);
}

.page-faq .faq-index .anchor-index__link:hover {
  color: var(--mist);
  background: var(--faq-violet-soft);
}

.page-faq .faq-index .anchor-index__link[aria-current="true"] {
  color: var(--mist);
  background: var(--faq-violet-soft);
  box-shadow: inset 3px 0 0 var(--violet);
}

.page-faq .faq-side__tip {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--navy-800);
}

.page-faq .faq-side__tip-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--mist);
}

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

/* 右侧问答 */
.page-faq .faq-list {
  display: grid;
  gap: 22px;
  min-width: 0;
}

.page-faq .faq-block {
  position: relative;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: linear-gradient(180deg, var(--navy-850), var(--navy-900));
  scroll-margin-top: 92px;
}

.page-faq .faq-block__head {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.page-faq .faq-block__num {
  flex: none;
  font-size: var(--fs-20);
  font-weight: 700;
  line-height: 1.25;
  color: var(--orange);
}

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

.page-faq .faq-block__q {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-faq .faq-block__see {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--gray);
}

.page-faq .faq-block__see-tag {
  display: inline-block;
  margin-right: 8px;
  padding: 2px 10px;
  border-radius: var(--r-pill);
  background: var(--faq-amber-soft);
  color: var(--amber);
  font-size: var(--fs-12);
  font-weight: 600;
}

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

.page-faq .faq-block__note {
  margin: 14px 0 0;
  padding: 12px 14px;
  border-left: 2px solid var(--dash-amber);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  background: var(--faq-amber-soft);
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--gray);
}

.page-faq .panel {
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--navy-800);
  overflow: hidden;
}

.page-faq .panel[open] {
  border-color: rgba(124, 108, 255, .42);
}

.page-faq .panel__summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  cursor: pointer;
  list-style: none;
  font-size: var(--fs-14);
  font-weight: 600;
  color: var(--mist);
}

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

.page-faq .panel__summary::after {
  content: "＋";
  margin-left: auto;
  font-size: var(--fs-16);
  color: var(--violet);
}

.page-faq .panel[open] .panel__summary::after {
  content: "－";
}

.page-faq .panel__body {
  padding: 2px 18px 18px;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--gray);
}

.page-faq .panel__body > p:first-child {
  margin-top: 0;
}

.page-faq .panel__body .btn {
  margin-top: 16px;
}

/* 步骤列表 */
.page-faq .faq-steps-list {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: fstep;
  display: grid;
  gap: 14px;
}

.page-faq .faq-steps-list > li {
  position: relative;
  padding-left: 44px;
  counter-increment: fstep;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-steps-list > li::before {
  content: counter(fstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px dashed var(--dash-amber);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  color: var(--amber);
}

.page-faq .faq-steps-list .copy-chip {
  vertical-align: baseline;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-hero {
    padding: 36px 0 56px;
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-faq .faq-block {
    padding: 26px 26px 28px;
  }
}

@media (min-width: 760px) {
  .page-faq .faq-side {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }

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

@media (min-width: 1000px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 52px;
    align-items: start;
  }

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

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

  .page-faq .faq-layout {
    grid-template-columns: 272px minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-faq .faq-side {
    position: sticky;
    top: 88px;
  }

  .page-faq .faq-block__q {
    font-size: var(--fs-28);
    line-height: 1.35;
  }

  .page-faq .faq-block__num {
    font-size: var(--fs-28);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index .anchor-index__link {
    transition: none;
  }
}
<<<END>>>