.page-faq {
  --faq-index-w: 244px;
  --faq-group-data: var(--cyan);
  --faq-group-league: var(--signal);
  --faq-group-device: var(--pos);
  --faq-group-report: var(--track);
  --faq-group-contact: var(--mist);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(92% 120% at 100% 0%, rgba(53, 242, 208, 0.11), transparent 58%),
    radial-gradient(70% 110% at 0% 110%, rgba(255, 90, 54, 0.08), transparent 62%),
    linear-gradient(180deg, var(--night) 0%, var(--abyss) 100%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, var(--line-faint) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, var(--line-faint) 0 1px, transparent 1px 64px);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent 88%);
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 32px;
  padding-block: clamp(36px, 6vw, 80px);
}

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

.page-faq .faq-hero__copy .eyebrow {
  margin: 18px 0 12px;
}

.page-faq .faq-hero h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(34px, 6.4vw, 66px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--mist);
}

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

.page-faq .faq-hero__dials {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  align-self: stretch;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-faq .dial {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 6px;
  min-height: 88px;
  padding: 16px 18px;
  background: rgba(15, 42, 66, 0.8);
}

.page-faq .dial__num {
  font-family: var(--font-mono);
  font-size: clamp(22px, 3.2vw, 30px);
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .dial--time .dial__num {
  color: var(--track);
}

.page-faq .dial__lbl {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---------- 主体分栏 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: 36px;
  padding-block: var(--section-gap);
}

/* ---------- 目录 ---------- */
.page-faq .faq-index {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: rgba(10, 27, 46, 0.72);
  box-shadow: var(--shadow-panel);
}

.page-faq .faq-index__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-index__nav {
  display: grid;
}

.page-faq .faq-index__link {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 11px 10px 11px 0;
  border-top: 1px solid var(--line-faint);
  border-left: 2px solid transparent;
  padding-left: 10px;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: color 0.16s ease, border-color 0.16s ease, background-color 0.16s ease;
}

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

.page-faq .faq-index__link[href="#q-data"] { --grp: var(--faq-group-data); }
.page-faq .faq-index__link[href="#q-league"] { --grp: var(--faq-group-league); }
.page-faq .faq-index__link[href="#q-device"] { --grp: var(--faq-group-device); }
.page-faq .faq-index__link[href="#q-report"] { --grp: var(--faq-group-report); }
.page-faq .faq-index__link[href="#q-contact"] { --grp: var(--faq-group-contact); }

.page-faq .faq-index__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--grp, var(--cyan));
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--white);
  border-left-color: var(--grp, var(--cyan));
  background: rgba(20, 58, 86, 0.5);
  outline: none;
}

/* ---------- 分组 ---------- */
.page-faq .faq-stream {
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: 96px;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(44px, 6vw, 76px);
  padding-top: clamp(36px, 5vw, 56px);
  border-top: 1px solid var(--line-faint);
}

.page-faq .faq-group--data { --grp: var(--faq-group-data); }
.page-faq .faq-group--league { --grp: var(--faq-group-league); }
.page-faq .faq-group--device { --grp: var(--faq-group-device); }
.page-faq .faq-group--report { --grp: var(--faq-group-report); }
.page-faq .faq-group--contact { --grp: var(--faq-group-contact); }

.page-faq .faq-group__head {
  padding-left: 16px;
  border-left: 2px solid var(--grp, var(--cyan));
  margin-bottom: 24px;
}

.page-faq .faq-group__no {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--grp, var(--cyan));
  margin-bottom: 8px;
}

.page-faq .faq-group__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(21px, 3vw, 30px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .faq-group__lede {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-group__media {
  margin: 0 0 26px;
}

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

/* ---------- 问答条目 ---------- */
.page-faq .qa {
  border-top: 1px solid var(--line-soft);
  transition: background-color 0.18s ease, box-shadow 0.18s ease;
}

.page-faq .qa:last-of-type {
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .qa[open] {
  background: rgba(15, 42, 66, 0.5);
  box-shadow: inset 2px 0 0 var(--grp, var(--cyan));
}

.page-faq .qa__summary {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 20px;
  gap: 12px;
  align-items: start;
  padding: 18px 14px 18px 14px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa__summary:focus-visible {
  outline: 1px solid var(--cyan);
  outline-offset: -2px;
}

.page-faq .qa__no {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--grp, var(--cyan));
}

.page-faq .qa__q {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--white);
}

.page-faq .qa__tick {
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  justify-self: end;
}

.page-faq .qa__tick::before,
.page-faq .qa__tick::after {
  content: "";
  position: absolute;
  background: var(--mist);
  transition: transform 0.2s ease, opacity 0.2s ease, background-color 0.2s ease;
}

.page-faq .qa__tick::before {
  left: 0;
  top: 9px;
  width: 20px;
  height: 2px;
}

.page-faq .qa__tick::after {
  left: 9px;
  top: 0;
  width: 2px;
  height: 20px;
}

.page-faq .qa[open] .qa__tick::before {
  background: var(--grp, var(--cyan));
}

.page-faq .qa[open] .qa__tick::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .qa__body {
  padding: 0 16px 22px 60px;
}

.page-faq .qa__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

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

.page-faq .qa__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 208, 0.35);
}

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

/* ---------- 联系卡片 ---------- */
.page-faq .faq-contact-card {
  margin-top: 28px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(20, 58, 86, 0.62), rgba(10, 27, 46, 0.85));
  box-shadow: var(--shadow-lift);
}

.page-faq .faq-contact-card__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--white);
}

.page-faq .faq-contact-card__list {
  margin: 0 0 20px;
  display: grid;
  gap: 12px;
}

.page-faq .faq-contact-card__row {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-faint);
}

.page-faq .faq-contact-card__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .faq-contact-card__row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-faq .faq-contact-card__row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--white);
  word-break: break-word;
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero__dials {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .dial {
    min-height: 104px;
  }

  .page-faq .qa__summary {
    grid-template-columns: 40px minmax(0, 1fr) 22px;
    padding: 22px 18px;
  }

  .page-faq .qa__q {
    font-size: 17px;
  }

  .page-faq .qa__body {
    padding: 0 22px 26px 80px;
  }

  .page-faq .faq-contact-card__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 28px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    gap: 56px;
    align-items: end;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: clamp(72px, 9vh, 104px);
  }

  .page-faq .qa__body p {
    font-size: 15.5px;
  }
}

@media (min-width: 1280px) {
  .page-faq {
    --faq-index-w: 268px;
  }

  .page-faq .faq-body {
    gap: 80px;
  }
}
<<<END>>>