.page-faq {
  --faq-entry: #FF6A1F;
  --faq-tag: #8A5CFF;
  --faq-rule: #FFB347;
  --faq-down: #2FE0C8;
  display: block;
  padding-bottom: 56px;
  color: var(--white);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: 22px 0 44px;
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

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

.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-hero__facts {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  font-size: 13.5px;
  color: var(--mist);
}

.page-faq .faq-hero__facts li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-faq .faq-hero__facts a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 179, 71, .35);
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-faq .faq-hero__facts a:hover {
  color: var(--neon);
  border-color: var(--neon);
}

.page-faq .faq-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(47, 224, 200, .8);
  flex: none;
}

.page-faq .faq-dot--amber {
  background: var(--amber);
  box-shadow: var(--glow-amber);
}

.page-faq .faq-hero__fig {
  width: 100%;
  aspect-ratio: 14 / 9;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--hair-strong);
}

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

/* ---------- 编号导航条 ---------- */
.page-faq .faq-index {
  background: linear-gradient(180deg, rgba(14, 22, 51, .85), rgba(7, 11, 30, 0));
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  padding: 14px 0;
}

.page-faq .faq-index__inner {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .faq-index__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  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;
}

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0 10px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .04em;
  color: var(--amber);
  text-shadow: var(--glow-amber);
  background: rgba(27, 36, 80, .45);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  text-decoration: none;
  transition: background .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease), transform .18s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--ink-900);
  background: var(--neon);
  border-color: var(--neon);
  text-shadow: none;
  transform: translateY(-2px);
  box-shadow: var(--glow-neon);
}

/* ---------- 分组导语 ---------- */
.page-faq .faq-intro {
  padding: 30px 0 6px;
}

.page-faq .faq-intro p {
  margin: 0;
  max-width: 68ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 分组 ---------- */
.page-faq .faq-groups {
  padding-top: 26px;
}

.page-faq .faq-group {
  position: relative;
  margin: 0 0 46px;
  padding: 18px 16px 8px 18px;
  border-left: 3px solid var(--faq-accent, var(--neon));
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  background: linear-gradient(90deg, rgba(14, 22, 51, .55), rgba(7, 11, 30, 0) 78%);
  transition: background .4s var(--ease);
}

.page-faq .faq-group:has(.faq-item:target) {
  background: linear-gradient(90deg, rgba(27, 36, 80, .8), rgba(7, 11, 30, 0) 88%);
}

.page-faq .faq-group--entry { --faq-accent: var(--faq-entry); }
.page-faq .faq-group--tag   { --faq-accent: var(--faq-tag); }
.page-faq .faq-group--rule  { --faq-accent: var(--faq-rule); }
.page-faq .faq-group--down  { --faq-accent: var(--faq-down); }

.page-faq .faq-group__head {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--hair);
}

.page-faq .faq-group__code {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 58px;
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .1em;
  color: var(--faq-accent, var(--neon));
  border: 1px solid var(--faq-accent, var(--neon));
  border-radius: 999px;
  background: rgba(7, 11, 30, .6);
}

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

.page-faq .faq-group__title {
  margin: 0 0 6px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 21px;
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-faq .faq-group__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 问题条目 ---------- */
.page-faq .faq-item {
  border-bottom: 1px solid var(--hair);
  scroll-margin-top: 88px;
}

.page-faq .faq-item:last-child {
  border-bottom: none;
}

.page-faq .faq-q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 17px 12px 17px 4px;
  cursor: pointer;
  list-style: none;
  font-size: 16.5px;
  line-height: 1.6;
  color: var(--white);
  transition: color .18s var(--ease);
}

.page-faq .faq-q::-webkit-details-marker { display: none; }
.page-faq .faq-q::marker { content: ""; }

.page-faq .faq-q:hover,
.page-faq .faq-q:focus-visible {
  color: var(--faq-accent, var(--neon));
}

.page-faq .faq-q:focus-visible {
  outline: 1px solid var(--faq-accent, var(--neon));
  outline-offset: 2px;
}

.page-faq .faq-num {
  flex: none;
  min-width: 28px;
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--amber);
  text-shadow: var(--glow-amber);
}

.page-faq .faq-q__text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-q::after {
  content: "+";
  flex: none;
  margin-left: 8px;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--faq-accent, var(--neon));
  opacity: .75;
  transition: transform .22s var(--ease), opacity .22s var(--ease);
}

.page-faq .faq-item[open] .faq-q::after {
  content: "−";
  opacity: 1;
}

.page-faq .faq-item[open] .faq-q__text {
  color: var(--faq-accent, var(--neon));
}

.page-faq .faq-a {
  padding: 0 12px 20px 44px;
  font-size: 15px;
  line-height: 1.88;
  color: var(--mist);
  animation: faq-fade .3s var(--ease);
}

.page-faq .faq-a p {
  margin: 0 0 .8em;
}

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

.page-faq .faq-a a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 179, 71, .4);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-faq .faq-a a:hover {
  color: var(--neon);
  border-color: var(--neon);
}

@keyframes faq-fade {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- 两步自查 ---------- */
.page-faq .faq-selfcheck {
  margin-top: 26px;
  padding: 46px 0 50px;
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(138, 92, 255, .16), transparent 62%),
    linear-gradient(180deg, rgba(14, 22, 51, .85), rgba(7, 11, 30, .55));
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
}

.page-faq .faq-selfcheck__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

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

.page-faq .faq-selfcheck__title {
  margin: 10px 0 22px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 22px;
  line-height: 1.4;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-faq .faq-selfcheck__svg {
  display: block;
  width: 100%;
  height: auto;
  max-width: 480px;
  margin: 0 0 26px;
}

.page-faq .faq-selfcheck__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 20px;
}

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

.page-faq .faq-selfcheck__stepnum {
  flex: none;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .05em;
  color: var(--amber);
  text-shadow: var(--glow-amber);
  padding-top: 2px;
}

.page-faq .faq-selfcheck__steptitle {
  margin: 0 0 6px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.5;
  color: var(--white);
}

.page-faq .faq-selfcheck__steps p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-selfcheck__fig {
  width: 100%;
  aspect-ratio: 10 / 7;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--hair-strong);
}

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

/* ---------- 留言通道 ---------- */
.page-faq .faq-help {
  padding: 48px 0 24px;
}

.page-faq .faq-help__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
}

.page-faq .faq-help__title {
  margin: 10px 0 14px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 22px;
  line-height: 1.42;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-faq .faq-help__lead p {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-help__channels {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--hair);
}

.page-faq .faq-help__channel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--hair);
}

.page-faq .faq-help__key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--amber);
  text-shadow: var(--glow-amber);
}

.page-faq .faq-help__val {
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
  overflow-wrap: anywhere;
}

.page-faq .faq-help__val a {
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--hair-strong);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-faq .faq-help__val a:hover {
  color: var(--neon);
  border-color: var(--neon);
}

/* ---------- 尾部一行 ---------- */
.page-faq .faq-tail {
  padding: 8px 0 10px;
}

.page-faq .faq-tail p {
  margin: 0;
  max-width: 72ch;
  padding: 16px 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
  border: 1px solid var(--hair);
  border-left: 3px solid var(--neon);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(14, 22, 51, .5);
}

.page-faq .faq-tail a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 179, 71, .4);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-faq .faq-tail a:hover {
  color: var(--neon);
  border-color: var(--neon);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 860px) {
  .page-faq .faq-hero {
    padding: 34px 0 56px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
  }

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

  .page-faq .faq-index__inner {
    flex-direction: row;
    align-items: center;
    gap: 20px;
  }

  .page-faq .faq-index__label {
    flex: none;
  }

  .page-faq .faq-intro {
    padding-top: 40px;
  }

  .page-faq .faq-intro p {
    font-size: 16.5px;
  }

  .page-faq .faq-group {
    padding: 22px 26px 10px 26px;
    margin-bottom: 52px;
  }

  .page-faq .faq-group__title {
    font-size: 24px;
  }

  .page-faq .faq-group__desc {
    font-size: 14.5px;
  }

  .page-faq .faq-q {
    font-size: 17.5px;
    padding: 19px 16px 19px 4px;
  }

  .page-faq .faq-a {
    padding: 0 16px 22px 48px;
    font-size: 15.5px;
  }

  .page-faq .faq-selfcheck {
    padding: 60px 0 64px;
  }

  .page-faq .faq-selfcheck__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 52px;
    align-items: center;
  }

  .page-faq .faq-selfcheck__title {
    font-size: 26px;
  }

  .page-faq .faq-help {
    padding: 62px 0 30px;
  }

  .page-faq .faq-help__grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 52px;
  }

  .page-faq .faq-help__title {
    font-size: 26px;
  }

  .page-faq .faq-help__channel {
    grid-template-columns: 110px 1fr;
    gap: 14px;
    align-items: baseline;
  }

  .page-faq .faq-tail {
    padding: 12px 0 20px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 1.12fr 0.88fr;
    gap: 64px;
  }

  .page-faq .faq-hero__lead {
    font-size: 17.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-a {
    animation: none;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    transform: none;
  }
}
<<<END>>>