.page-faq {
  --faq-space: clamp(56px, 9vw, 112px);
  --faq-stack: clamp(24px, 4vw, 40px);
  color: var(--snow);
  font-family: var(--font-body);
  padding-bottom: clamp(56px, 9vw, 112px);
}

.page-faq .breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-top: clamp(14px, 2.6vw, 30px);
  padding-bottom: var(--faq-space);
  border-bottom: 2px solid var(--line-soft);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 5vw, 52px);
  align-items: end;
}

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

.page-faq .faq-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.4rem, 8.4vw, 5.2rem);
  line-height: 0.95;
  letter-spacing: -0.035em;
  margin: clamp(14px, 2.4vw, 22px) 0 clamp(16px, 2.4vw, 22px);
  text-wrap: balance;
}

.page-faq .faq-hero__lede {
  max-width: 38ch;
  margin: 0;
  font-size: clamp(1rem, 2.2vw, 1.125rem);
  line-height: 1.85;
  color: var(--snow);
  opacity: 0.92;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3.4vw, 32px);
}

.page-faq .faq-hero__figure {
  margin: 0;
  min-width: 0;
  border: 2px solid var(--line);
  background: var(--ink-2);
  padding: 8px;
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.06);
}

.page-faq .faq-hero__figure figcaption {
  padding: 10px 6px 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 问题目录 ---------- */
.page-faq .faq-index {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 18px;
  padding-top: clamp(22px, 3.6vw, 34px);
  padding-bottom: clamp(22px, 3.6vw, 34px);
  border-bottom: 2px solid var(--line-soft);
}

.page-faq .faq-index__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--ochre);
}

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

.page-faq .faq-index__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--line-soft);
  color: var(--snow);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

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

.page-faq .faq-index__list span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

/* ---------- 通用区块 ---------- */
.page-faq .faq-block {
  padding-top: var(--faq-space);
  padding-bottom: var(--faq-space);
  border-bottom: 2px solid var(--line-soft);
}

.page-faq .faq-block--last {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-block__head {
  max-width: 62ch;
}

.page-faq .faq-h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.7rem, 5.4vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin: 12px 0 0;
  text-wrap: balance;
}

.page-faq .faq-block__intro {
  margin: 14px 0 0;
  max-width: 54ch;
  font-size: clamp(0.95rem, 2vw, 1.02rem);
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 三步入口 ---------- */
.page-faq .step-track {
  list-style: none;
  margin: var(--faq-stack) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-faq .step {
  border: 2px solid var(--line);
  background: var(--ink-2);
  padding: 20px 18px 22px;
  box-shadow: 6px 6px 0 rgba(56, 242, 208, 0.12);
}

.page-faq .step__num {
  display: inline-block;
  margin-bottom: 12px;
  padding: 2px 8px;
  background: var(--ink);
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-faq .step__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 3vw, 1.3rem);
  font-weight: 800;
  line-height: 1.35;
  color: var(--snow);
}

.page-faq .step__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .step-veins {
  display: block;
  width: 100%;
  height: 62px;
  margin-top: 18px;
  opacity: 0.9;
}

/* ---------- 收藏 / 分栏 ---------- */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

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

.page-faq .faq-figure {
  margin: 0;
  min-width: 0;
  border: 2px solid var(--line);
  background: var(--ink-2);
  padding: 8px;
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 460px;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 10px 6px 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  line-height: 1.6;
  color: var(--mist);
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa {
  margin-top: 12px;
  border: 2px solid var(--line-soft);
  background: var(--ink-2);
  transition: border-color 0.2s var(--ease);
}

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

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-height: 44px;
  padding: 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--snow);
}

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

.page-faq .qa__q::marker {
  content: "";
}

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

.page-faq .qa__mark {
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  margin-top: 5px;
  border: 2px solid var(--cyan);
  background: transparent;
  transition: transform 0.22s var(--ease), background 0.22s var(--ease);
}

.page-faq .qa[open] .qa__mark {
  transform: rotate(45deg);
  background: var(--cyan);
}

.page-faq .qa__a {
  padding: 0 16px 18px;
  border-top: 1px dashed var(--line-soft);
}

.page-faq .qa__a p {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .qa__a p strong {
  color: var(--snow);
  font-weight: 600;
}

.page-faq .faq-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

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

.page-faq .faq-qa-stack {
  margin-top: 8px;
  max-width: 74ch;
}

/* ---------- 比分节奏 ---------- */
.page-faq .score-timeline {
  list-style: none;
  margin: var(--faq-stack) 0 var(--faq-stack);
  padding: 0 0 0 22px;
  border-left: 2px solid var(--line);
}

.page-faq .score-timeline li {
  position: relative;
  padding-bottom: 26px;
}

.page-faq .score-timeline li:last-child {
  padding-bottom: 4px;
}

.page-faq .score-timeline li::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 5px;
  width: 12px;
  height: 12px;
  background: var(--ink);
  border: 2px solid var(--cyan);
}

.page-faq .score-timeline__time {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-faq .score-timeline p {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 设备 ---------- */
.page-faq .device-list {
  list-style: none;
  margin: var(--faq-stack) 0 clamp(20px, 3vw, 28px);
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-faq .device-list__item {
  border: 2px solid var(--line-soft);
  border-left: 4px solid var(--ochre);
  background: var(--ink-2);
  padding: 18px 18px 20px;
}

.page-faq .device-list__name {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--snow);
}

.page-faq .device-list__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 客服 ---------- */
.page-faq .contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: var(--faq-stack);
}

.page-faq .contact-card {
  border: 2px solid var(--line);
  background: var(--ink-2);
  padding: 18px 16px 20px;
}

.page-faq .contact-card__key {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--ochre);
}

.page-faq .contact-card__value {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--snow);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-faq .faq-support-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 4vw, 36px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-faq .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-faq .step-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

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

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1fr);
    gap: clamp(32px, 4vw, 56px);
  }

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

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

  .page-faq .faq-block__head,
  .page-faq .faq-qa-stack {
    margin-left: clamp(0px, 2vw, 28px);
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-hero {
    padding-top: clamp(24px, 3vw, 44px);
  }

  .page-faq .faq-hero__figure {
    padding: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .qa__mark,
  .page-faq .faq-index__list a {
    transition: none;
  }
}
<<<END>>>