.page-faq {
  --faq-accent: var(--cyan);
  --faq-warm: var(--gold);
  --faq-radius: 0;
  background: var(--ink);
  color: var(--paper);
  padding-bottom: 0;
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 28px 0 52px;
  border-bottom: 1px solid var(--line-strong);
  background:
    radial-gradient(120% 90% at 88% 6%, rgba(139, 92, 255, .20), transparent 58%),
    radial-gradient(80% 70% at 4% 92%, rgba(56, 242, 224, .12), transparent 60%),
    repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, var(--line) 0 1px, transparent 1px 72px),
    var(--ink);
  background-size: auto, auto, auto, auto, auto;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 32px;
  margin-top: 22px;
}

.page-faq .faq-hero__copy h1 {
  margin: 14px 0 0;
  font-size: clamp(30px, 8.4vw, 58px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: .01em;
  color: var(--paper);
  text-shadow: 0 0 26px rgba(56, 242, 224, .28);
}

.page-faq .faq-hero__lead {
  margin: 20px 0 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.8;
  color: #d9d2e6;
}

.page-faq .faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
  color: var(--mist);
  letter-spacing: .04em;
}

.page-faq .faq-hero__fact-num {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--faq-warm);
}

.page-faq .faq-hero__visual {
  margin: 0;
  border: 1px solid var(--line-strong);
  background: var(--panel-deep);
  box-shadow: 0 0 0 1px rgba(56, 242, 224, .10), 0 24px 60px -34px rgba(139, 92, 255, .8);
}

.page-faq .faq-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 9 / 5;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.02);
}

/* ---------- 分类标签 ---------- */
.page-faq .faq-tags {
  border-bottom: 1px solid var(--line);
  background: var(--panel-deep);
}

.page-faq .faq-tags__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 16px 0;
}

.page-faq .faq-tags__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mist);
  margin-right: 6px;
}

.page-faq .faq-tag {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid var(--line-strong);
  color: var(--paper);
  font-size: 13px;
  text-decoration: none;
  background: rgba(56, 242, 224, .05);
  transition: border-color .25s var(--ease), color .25s var(--ease), background .25s var(--ease);
}

.page-faq .faq-tag:hover,
.page-faq .faq-tag:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(56, 242, 224, .12);
}

/* ---------- 主体骨架 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: 32px;
  padding: 44px 0 72px;
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-index {
  border-left: 2px solid var(--violet);
  padding: 0 0 0 16px;
}

.page-faq .faq-index__caption {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  color: #cfc7de;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-faq .faq-index__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--faq-warm);
}

.page-faq .faq-index__note {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.7;
  letter-spacing: .08em;
  color: var(--mist);
}

/* ---------- 章节 ---------- */
.page-faq .faq-section {
  padding-top: 26px;
  margin-bottom: 56px;
  border-top: 1px solid var(--line-strong);
  scroll-margin-top: 96px;
}

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

.page-faq .faq-section__head {
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-faq .faq-section__head h2 {
  margin: 0;
  font-size: clamp(21px, 5.4vw, 30px);
  font-weight: 800;
  line-height: 1.3;
  color: var(--paper);
}

.page-faq .faq-section__lead {
  margin: 16px 0 24px;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: #d5cde3;
}

/* ---------- 分步说明 ---------- */
.page-faq .faq-steps {
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
  border-left: 1px solid var(--line-strong);
}

.page-faq .faq-step {
  position: relative;
  padding: 12px 0 16px 26px;
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 20px;
  width: 7px;
  height: 7px;
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(56, 242, 224, .9);
}

.page-faq .faq-step__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--faq-warm);
  margin-bottom: 4px;
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--paper);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-qalist {
  border-top: 1px solid var(--line);
}

.page-faq .qa {
  border-bottom: 1px dashed var(--line-strong);
  background: linear-gradient(90deg, rgba(139, 92, 255, .07), transparent 42%);
}

.page-faq .qa__q {
  position: relative;
  display: block;
  padding: 17px 44px 17px 4px;
  cursor: pointer;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.65;
  color: var(--paper);
  list-style: none;
  transition: color .22s var(--ease);
}

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

.page-faq .qa__q::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1;
  color: var(--mist);
  transition: color .22s var(--ease);
}

.page-faq .qa[open] .qa__q {
  color: var(--cyan);
}

.page-faq .qa[open] .qa__q::after {
  content: "–";
  color: var(--cyan);
}

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

.page-faq .qa__a {
  padding: 0 44px 20px 4px;
}

.page-faq .qa__a p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: #cfc7de;
}

.page-faq .qa__a a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ---------- 资料包 ---------- */
.page-faq .faq-pack {
  display: grid;
  gap: 24px;
  margin: 0 0 28px;
  padding: 20px;
  border: 1px solid var(--line-strong);
  background: var(--panel);
}

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

.page-faq .faq-pack__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
}

.page-faq .faq-pack__title {
  margin: 0 0 16px;
  font-size: 17px;
  font-weight: 700;
  color: var(--faq-warm);
  letter-spacing: .02em;
}

.page-faq .faq-pack__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-pack__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-pack__list strong {
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
  min-width: 8.5em;
}

.page-faq .faq-pack__list span {
  font-size: 13.5px;
  color: var(--mist);
}

.page-faq .faq-pack__meta {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
}

/* ---------- 数字方块 ---------- */
.page-faq .faq-figures {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  margin: 0 0 28px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
}

.page-faq .faq-figure {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 18px;
  background: var(--panel-deep);
}

.page-faq .faq-figure__num {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
  text-shadow: 0 0 18px rgba(56, 242, 224, .45);
}

.page-faq .faq-figure__cap {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 联系信息 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 1px;
  margin: 0 0 28px;
  background: var(--line);
  border: 1px solid var(--line-strong);
}

.page-faq .faq-contact__item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 16px 18px;
  background: var(--panel-deep);
}

.page-faq .faq-contact__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-faq .faq-contact__val {
  font-size: 15px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- 下一步 ---------- */
.page-faq .faq-next {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-next a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(56, 242, 224, .45);
  padding-bottom: 2px;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-faq .faq-next a:hover,
.page-faq .faq-next a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 尾条 ---------- */
.page-faq .faq-tail {
  border-top: 1px solid var(--line-strong);
  background:
    linear-gradient(100deg, rgba(139, 92, 255, .22), rgba(56, 242, 224, .10) 62%, transparent),
    var(--panel-deep);
}

.page-faq .faq-tail__inner {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
  padding: 30px 0;
}

.page-faq .faq-tail__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--paper);
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-pack {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    padding: 24px;
  }

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

  .page-faq .faq-contact__item--wide {
    grid-column: 1 / -1;
  }

  .page-faq .faq-tail__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    padding: 34px 0;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-hero {
    padding: 34px 0 64px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: 48px;
    align-items: center;
    margin-top: 30px;
  }

  .page-faq .faq-body {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 48px;
    padding: 56px 0 88px;
  }

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

  .page-faq .faq-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 12px;
  }

  .page-faq .faq-section {
    padding-top: 32px;
    margin-bottom: 72px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-tag,
  .page-faq .qa__q,
  .page-faq .faq-index__link,
  .page-faq .faq-next a {
    transition: none;
  }
}
</final>