.page-faq {
  --faq-rule: rgba(43, 33, 24, .16);
  --faq-rule-dark: rgba(201, 212, 232, .18);
  --faq-card: #FFFBF3;
  background: var(--paper);
  color: var(--brown);
  font-family: var(--font-sans);
}

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

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

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.8rem, 6vw, 3.2rem) var(--edge) clamp(2.2rem, 7vw, 3.6rem);
  background:
    radial-gradient(120% 90% at 84% 6%, rgba(47, 107, 255, .24), transparent 58%),
    linear-gradient(158deg, var(--ink-0) 0%, var(--ink-1) 62%, var(--ink-2) 100%);
  color: var(--cool);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(201, 212, 232, .07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(201, 212, 232, .07) 1px, transparent 1px);
  background-size: 52px 52px;
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--orange), var(--print) 46%, var(--blue));
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 1180px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.8rem;
  align-items: center;
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .76rem;
}

.page-faq .breadcrumb__list li + li::before {
  content: "/";
  margin-right: .4rem;
  color: var(--cool-dim);
}

.page-faq .breadcrumb__link {
  color: var(--cool-dim);
  text-decoration: none;
}

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

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

.page-faq .faq-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-faq .faq-hero__title {
  margin: .65rem 0 0;
  color: var(--paper);
  font-size: clamp(2rem, 8vw, 3.5rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -.02em;
}

.page-faq .faq-hero__title span {
  display: inline-block;
  transform: skewX(-5deg);
  transform-origin: left bottom;
}

.page-faq .faq-hero__lead {
  margin: 1rem 0 0;
  max-width: 34em;
  font-size: clamp(.95rem, 3.1vw, 1.02rem);
  line-height: 1.85;
  color: var(--cool);
}

.page-faq .faq-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__chip {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 .9rem;
  border: 1px solid var(--faq-rule-dark);
  border-radius: var(--radius);
  background: rgba(47, 107, 255, .08);
  color: var(--cool);
  font-size: .84rem;
  font-weight: 500;
  text-decoration: none;
  transition: border-color .18s ease, color .18s ease, background-color .18s ease;
}

.page-faq .faq-hero__chip:hover,
.page-faq .faq-hero__chip:focus-visible {
  border-color: var(--orange);
  background: rgba(255, 106, 26, .16);
  color: var(--paper);
}

.page-faq .faq-hero__figure {
  margin: 0;
  padding: .55rem;
  border: 1px solid var(--faq-rule-dark);
  border-radius: var(--radius);
  background: var(--ink-1);
  box-shadow: var(--shadow-stack);
}

.page-faq .faq-hero__figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 2px;
}

.page-faq .faq-hero__figure figcaption {
  padding: .55rem .2rem .1rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  line-height: 1.6;
  color: var(--cool-dim);
}

/* ---------- 主体骨架 ---------- */
.page-faq .faq-body {
  max-width: 1180px;
  margin-inline: auto;
  padding: clamp(1.6rem, 5vw, 2.8rem) var(--edge) clamp(2.4rem, 7vw, 4rem);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.4rem;
}

.page-faq .faq-toc__title {
  margin: 0 0 .6rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--warm);
}

.page-faq .faq-toc__list {
  display: flex;
  gap: .45rem;
  margin: 0;
  padding: 0 0 .5rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-toc__link {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  min-height: 44px;
  padding: 0 .85rem;
  border: 1px solid var(--faq-rule);
  border-radius: 999px;
  background: rgba(255, 255, 255, .55);
  color: var(--brown);
  font-size: .84rem;
  font-weight: 500;
  white-space: nowrap;
  text-decoration: none;
}

.page-faq .faq-toc__num {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--print);
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  border-color: var(--orange);
  color: var(--print);
}

.page-faq .faq-toc__link.is-active {
  border-color: var(--orange);
  background: rgba(255, 106, 26, .14);
  color: var(--print);
}

.page-faq .faq-toc__hint {
  display: none;
  margin: 1.2rem 0 0;
  padding: .9rem 0 0;
  border-top: 1px dashed var(--faq-rule);
  font-size: .82rem;
  line-height: 1.75;
  color: var(--warm);
}

/* ---------- 章节 ---------- */
.page-faq .faq-flow {
  display: grid;
  gap: 2rem;
  min-width: 0;
}

.page-faq .faq-chapter {
  padding-top: 1.5rem;
  border-top: 1px solid var(--faq-rule);
  scroll-margin-top: 84px;
}

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

.page-faq .faq-chapter__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: .8rem;
  align-items: baseline;
  margin-bottom: 1rem;
}

.page-faq .faq-chapter__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 5vw, 2rem);
  font-weight: 700;
  line-height: 1;
  color: var(--print);
}

.page-faq .faq-chapter__title {
  margin: 0;
  font-size: clamp(1.22rem, 4.2vw, 1.7rem);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--brown);
}

.page-faq .faq-chapter__note {
  grid-column: 1 / -1;
  margin: .4rem 0 0;
  font-family: var(--font-serif);
  font-size: .83rem;
  line-height: 1.7;
  color: var(--warm);
}

.page-faq .faq-chapter__split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.4rem;
}

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

.page-faq .faq-chapter__more {
  margin: 1rem 0 0;
  font-size: .88rem;
  color: var(--warm);
}

/* ---------- 问答折叠 ---------- */
.page-faq .qa {
  border-bottom: 1px dashed var(--faq-rule);
  padding: .2rem 0;
}

.page-faq .qa:first-of-type {
  border-top: 1px dashed var(--faq-rule);
}

.page-faq .qa__q {
  display: flex;
  align-items: baseline;
  gap: .7rem;
  min-height: 44px;
  padding: .8rem 0;
  cursor: pointer;
  font-size: .99rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--brown);
  list-style: none;
}

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

.page-faq .qa__q::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--print);
}

.page-faq .qa[open] .qa__q::after {
  content: "\2212";
}

.page-faq .qa__q:hover,
.page-faq .qa__q:focus-visible {
  color: var(--print);
}

.page-faq .qa__idx {
  flex: none;
  font-family: var(--font-mono);
  font-size: .74rem;
  font-weight: 400;
  color: var(--orange);
}

.page-faq .qa__a {
  padding: 0 0 .95rem 1.75rem;
  font-size: .93rem;
  line-height: 1.85;
  color: var(--brown);
}

.page-faq .qa__a p {
  margin: 0 0 .5rem;
}

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

.page-faq .qa[open] .qa__a {
  animation: faq-fade .2s ease both;
}

@keyframes faq-fade {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 移动端示意图 ---------- */
.page-faq .faq-shot {
  margin: 0;
  padding: .55rem .55rem 0;
  background: var(--faq-card);
  border: 1px solid var(--faq-rule);
  border-radius: var(--radius);
  box-shadow: 0 16px 34px -28px rgba(43, 33, 24, .85);
}

.page-faq .faq-shot img {
  width: 100%;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border-radius: 2px;
}

.page-faq .faq-shot figcaption {
  padding: .5rem .2rem .55rem;
  font-family: var(--font-serif);
  font-size: .76rem;
  line-height: 1.6;
  color: var(--warm);
}

/* ---------- 版本时间轴 ---------- */
.page-faq .faq-versions {
  margin: .8rem 0 0;
  padding: 0 0 0 1.1rem;
  list-style: none;
  border-left: 2px solid var(--paper-shadow);
}

.page-faq .faq-versions__item {
  position: relative;
  padding: 0 0 .75rem .9rem;
}

.page-faq .faq-versions__item:last-child {
  padding-bottom: 0;
}

.page-faq .faq-versions__item::before {
  content: "";
  position: absolute;
  left: -1.55rem;
  top: .5rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
}

.page-faq .faq-versions__tag {
  font-family: var(--font-mono);
  font-size: .76rem;
  font-weight: 700;
  color: var(--print);
}

.page-faq .faq-versions__item p {
  margin: .15rem 0 0;
  font-size: .88rem;
  line-height: 1.7;
  color: var(--warm);
}

/* ---------- 人工支持 ---------- */
.page-faq .faq-chapter--dark {
  margin-top: .5rem;
  padding: clamp(1.3rem, 4.5vw, 2.2rem);
  border: 0;
  border-radius: var(--radius);
  background:
    radial-gradient(110% 90% at 90% 0%, rgba(47, 107, 255, .22), transparent 60%),
    linear-gradient(152deg, var(--ink-1), var(--ink-0));
  color: var(--cool);
}

.page-faq .faq-chapter--dark .faq-chapter__title {
  color: var(--paper);
}

.page-faq .faq-chapter--dark .faq-chapter__num {
  color: var(--orange);
}

.page-faq .faq-chapter--dark .faq-chapter__note {
  color: var(--cool-dim);
}

.page-faq .faq-contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .55rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-contact__item {
  display: grid;
  grid-template-columns: 5.2rem minmax(0, 1fr);
  gap: .6rem;
  align-items: baseline;
  padding: .7rem .8rem;
  border: 1px solid var(--faq-rule-dark);
  border-radius: var(--radius);
  background: rgba(11, 18, 32, .5);
}

.page-faq .faq-contact__label {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--cool-dim);
}

.page-faq .faq-contact__value {
  font-family: var(--font-mono);
  font-size: .9rem;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-faq a.faq-contact__value {
  color: var(--green);
  text-decoration: none;
}

.page-faq a.faq-contact__value:hover,
.page-faq a.faq-contact__value:focus-visible {
  color: var(--orange-soft);
  text-decoration: underline;
}

.page-faq .faq-help__note {
  margin: 1rem 0 0;
  font-size: .88rem;
  line-height: 1.8;
  color: var(--cool);
}

.page-faq .faq-top {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 1.1rem;
  padding: 0 1rem;
  border: 1px solid var(--faq-rule-dark);
  border-radius: var(--radius);
  color: var(--cool);
  font-size: .84rem;
  text-decoration: none;
}

.page-faq .faq-top:hover,
.page-faq .faq-top:focus-visible {
  border-color: var(--orange);
  color: var(--orange-soft);
}

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

@media (min-width: 780px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: 1.05fr .95fr;
    gap: 2.6rem;
  }

  .page-faq .faq-chapter__split {
    grid-template-columns: minmax(0, 1fr) 290px;
    align-items: start;
    gap: 1.8rem;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 3rem;
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 88px;
    align-self: start;
  }

  .page-faq .faq-toc__list {
    flex-direction: column;
    gap: .1rem;
    padding: 0;
    overflow: visible;
  }

  .page-faq .faq-toc__link {
    width: 100%;
    min-height: 42px;
    padding: 0 .2rem 0 .8rem;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    background: none;
    font-weight: 600;
  }

  .page-faq .faq-toc__link.is-active {
    background: none;
    border-left-color: var(--orange);
  }

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

  .page-faq .faq-flow {
    gap: 2.6rem;
  }

  .page-faq .qa__q {
    font-size: 1.03rem;
  }

  .page-faq .qa__a {
    padding-left: 2.1rem;
    font-size: .95rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa[open] .qa__a {
    animation: none;
  }

  .page-faq .faq-hero__chip {
    transition: none;
  }
}
<<<END>>>