.page-faq {
  --faq-panel: rgba(7, 26, 43, .55);
  --faq-panel-soft: rgba(13, 43, 37, .55);
  --faq-gap: 1.25rem;
  background: var(--night);
  color: var(--paper);
}

.page-faq .section {
  padding-block: 2.5rem;
}

.page-faq .lede {
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.75;
}

.page-faq .section--paper .lede {
  color: var(--ink-soft);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  background:
    radial-gradient(circle at 88% 8%, rgba(18, 214, 196, .14), transparent 58%),
    linear-gradient(160deg, var(--night) 0%, var(--green) 100%);
  border-bottom: 1px solid var(--line);
  padding-block: 1.25rem 3rem;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 2rem;
  margin-top: 1.5rem;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 7vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -.01em;
  margin: .5rem 0 1rem;
}

.page-faq .faq-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.6rem;
}

.page-faq .faq-hero__meta {
  margin-top: 1.1rem;
  font-size: .78rem;
  color: var(--mist);
  letter-spacing: .04em;
}

.page-faq .faq-hero__board {
  position: relative;
  min-height: 300px;
  padding: 1.5rem 1.4rem;
  border-radius: var(--radius-l);
  border: 1px solid var(--line-strong);
  background:
    radial-gradient(circle at 78% 20%, rgba(18, 214, 196, .22), transparent 55%),
    repeating-linear-gradient(0deg, var(--line) 0 1px, transparent 1px 54px),
    repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 54px),
    var(--green-lift);
  overflow: hidden;
}

.page-faq .faq-hero__board-label {
  font-size: .76rem;
  letter-spacing: .18em;
  color: var(--cyan);
  margin: 0 0 1.2rem;
}

.page-faq .faq-hero__pins {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .7rem;
}

.page-faq .faq-hero__pin {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .65rem .85rem;
  border-left: 3px solid var(--cyan);
  background: rgba(7, 17, 13, .5);
  border-radius: var(--radius-s);
  font-size: .95rem;
}

.page-faq .faq-hero__pin .mono {
  color: var(--cyan-soft);
  font-size: .76rem;
}

.page-faq .faq-hero__board-note {
  margin: 1.4rem 0 0;
  font-size: .8rem;
  color: var(--mist);
}

/* ---------- 快速索引 ---------- */
.page-faq .faq-index {
  background: var(--green);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-index__grid {
  display: grid;
  gap: 1.75rem;
  margin-top: 1.75rem;
}

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

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .75rem;
}

.page-faq .faq-index__link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: .9rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-left: 3px solid var(--mist);
  border-radius: var(--radius-m);
  background: var(--faq-panel);
  text-decoration: none;
  color: var(--paper);
  transition: border-color .2s var(--ease), background .2s var(--ease), transform .2s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  border-left-color: var(--orange);
  background: rgba(7, 26, 43, .85);
  transform: translateX(3px);
}

.page-faq .faq-index__num {
  font-size: .82rem;
  color: var(--cyan);
}

.page-faq .faq-index__body {
  display: grid;
  gap: .3rem;
}

.page-faq .faq-index__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .01em;
}

.page-faq .faq-index__text {
  font-size: .86rem;
  line-height: 1.65;
  color: var(--mist);
}

.page-faq .faq-index__arrow {
  color: var(--orange);
  font-size: 1rem;
  line-height: 1.4;
}

/* ---------- 分类折叠手册 ---------- */
.page-faq .faq-cats {
  background: var(--night-deep);
}

.page-faq .faq-tabs {
  margin-top: 1.75rem;
  display: grid;
  gap: 1.5rem;
}

.page-faq .tablist {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.page-faq .tab {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .65rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: transparent;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: .88rem;
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .tab .mono {
  font-size: .72rem;
  color: var(--cyan);
}

.page-faq .tab[aria-selected="true"] {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
  font-weight: 700;
}

.page-faq .tab[aria-selected="true"] .mono {
  color: var(--ink);
}

.page-faq .tab:hover:not([aria-selected="true"]) {
  border-color: var(--cyan);
}

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

.page-faq .faq-panel {
  padding: 1.4rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: var(--faq-panel-soft);
}

.page-faq .faq-panel[hidden] {
  display: none;
}

.page-faq .faq-panel__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.3rem, 4.5vw, 1.75rem);
  margin: 0 0 .7rem;
  letter-spacing: .01em;
}

.page-faq .faq-panel__lede {
  margin: 0 0 1.4rem;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-panel__lede a,
.page-faq .faq-a a {
  color: var(--cyan-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-panel__figure {
  margin: 1.5rem 0 1.75rem;
}

/* 文件类型 */
.page-faq .faq-files {
  list-style: none;
  margin: 0 0 .5rem;
  padding: 0;
  display: grid;
  gap: .7rem;
}

.page-faq .faq-file {
  padding: .9rem 1rem;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius-m);
  background: rgba(7, 17, 13, .35);
}

.page-faq .faq-file__tag {
  display: inline-block;
  padding: .15rem .5rem;
  border: 1px solid var(--cyan);
  border-radius: var(--radius-s);
  color: var(--cyan);
  font-size: .72rem;
  letter-spacing: .08em;
}

.page-faq .faq-file__name {
  margin: .55rem 0 .3rem;
  font-weight: 700;
  font-size: .98rem;
}

.page-faq .faq-file__text {
  margin: 0;
  font-size: .86rem;
  line-height: 1.65;
  color: var(--mist);
}

/* 数据同步 */
.page-faq .faq-sync {
  display: grid;
  gap: 1rem;
  padding: 1.1rem;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  background: rgba(7, 17, 13, .38);
  margin-bottom: 1.5rem;
}

.page-faq .record {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
}

.page-faq .record__count {
  font-size: .76rem;
  color: var(--mist);
}

.page-faq .faq-sync .note {
  margin: 0;
}

/* 会员目录速度 */
.page-faq .faq-speed {
  padding: 1.1rem;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  background: rgba(7, 17, 13, .38);
  margin-bottom: 1.5rem;
}

.page-faq .faq-speed__title {
  margin: 0 0 1rem;
  font-size: .9rem;
  font-weight: 700;
  letter-spacing: .04em;
}

.page-faq .faq-speed__row {
  display: grid;
  grid-template-columns: 5.5rem 1fr 3rem;
  align-items: center;
  gap: .6rem;
  margin-bottom: .6rem;
}

.page-faq .faq-speed__label {
  font-size: .74rem;
  color: var(--mist);
}

.page-faq .faq-speed__bar {
  display: block;
  height: 10px;
  border-radius: 999px;
  background: rgba(169, 184, 179, .18);
  overflow: hidden;
}

.page-faq .faq-speed__fill {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan), var(--cyan-soft));
}

.page-faq .faq-speed__fill--old {
  background: rgba(169, 184, 179, .5);
}

.page-faq .faq-speed__val {
  font-size: .74rem;
  color: var(--cyan-soft);
  text-align: right;
}

.page-faq .faq-speed .note {
  margin: .6rem 0 0;
}

/* 入口示意 */
.page-faq .faq-navmap {
  padding: 1.1rem;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  background: rgba(7, 17, 13, .38);
  margin-bottom: 1.5rem;
}

.page-faq .faq-navmap__title {
  margin: 0 0 .9rem;
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-faq .faq-navmap__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
}

.page-faq .faq-navmap__item {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .45rem .7rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-s);
  font-size: .8rem;
  color: var(--mist);
}

.page-faq .faq-navmap__num {
  font-size: .68rem;
  color: var(--mist);
}

.page-faq .faq-navmap__item--spot {
  border-color: var(--cyan);
  color: var(--cyan-soft);
  background: rgba(18, 214, 196, .1);
}

.page-faq .faq-navmap__item--spot .quick-entry__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
  display: inline-block;
}

.page-faq .faq-navmap__note {
  margin: .9rem 0 0;
  font-size: .8rem;
  color: var(--mist);
}

/* 折叠问答 */
.page-faq .faq-qa {
  display: grid;
  gap: .7rem;
}

.page-faq .faq-q {
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: rgba(7, 17, 13, .4);
  transition: border-color .2s var(--ease);
}

.page-faq .faq-q[open] {
  border-color: rgba(18, 214, 196, .48);
}

.page-faq .faq-q > summary {
  display: flex;
  align-items: baseline;
  gap: .8rem;
  padding: 1rem 1.1rem;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: .95rem;
  line-height: 1.5;
}

.page-faq .faq-q > summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-q > summary::after {
  content: "+";
  margin-left: auto;
  padding-left: .6rem;
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1;
}

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

.page-faq .faq-q > summary:focus-visible {
  outline: 2px solid var(--cyan-soft);
  outline-offset: -2px;
  border-radius: var(--radius-m);
}

.page-faq .faq-q__no {
  font-size: .74rem;
  color: var(--cyan);
  flex: none;
}

.page-faq .faq-q__text {
  flex: 1;
}

.page-faq .faq-a {
  padding: 0 1.1rem 1.15rem 1.1rem;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 联系支持 ---------- */
.page-faq .faq-support {
  background: var(--paper);
  color: var(--ink);
}

.page-faq .faq-support h2 {
  color: var(--ink);
}

.page-faq .faq-support__grid {
  display: grid;
  gap: 1.75rem;
}

.page-faq .faq-support__mail {
  margin: 0 0 .9rem;
  font-size: .95rem;
  word-break: break-all;
  color: var(--ink);
}

.page-faq .faq-support__card {
  display: grid;
  gap: .8rem;
  justify-items: start;
  padding: 1.4rem 1.25rem;
  border-radius: var(--radius-l);
  background: var(--green);
  color: var(--paper);
}

.page-faq .faq-support__card .card__kicker {
  color: var(--cyan);
  font-size: .76rem;
  letter-spacing: .16em;
  margin: 0;
}

.page-faq .faq-support__card .card__text {
  color: var(--mist);
  font-size: .88rem;
  line-height: 1.7;
  margin: 0;
}

.page-faq .faq-support__card .btn {
  margin-top: .2rem;
}

.page-faq .faq-support__card .copy-btn {
  border: 1px solid var(--cyan);
  border-radius: var(--radius-s);
  background: transparent;
  color: var(--cyan-soft);
  padding: .45rem .8rem;
  font-size: .82rem;
  cursor: pointer;
  transition: background .2s var(--ease), color .2s var(--ease);
}

.page-faq .faq-support__card .copy-btn:hover,
.page-faq .faq-support__card .copy-btn:focus-visible {
  background: var(--cyan);
  color: var(--ink);
}

.page-faq .figcaption,
.page-faq .figure__caption {
  display: block;
  margin-top: .6rem;
  font-size: .78rem;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-faq .section {
    padding-block: 3.25rem;
  }

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

  .page-faq .faq-panel {
    padding: 1.75rem 1.6rem;
  }
}

@media (min-width: 900px) {
  .page-faq .section {
    padding-block: 4rem;
  }

  .page-faq .faq-hero {
    padding-block: 1.75rem 4.5rem;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: 1.08fr .92fr;
    align-items: center;
    gap: 3rem;
  }

  .page-faq .faq-hero__board {
    min-height: 380px;
    padding: 2rem 1.8rem;
  }

  .page-faq .faq-index__grid {
    grid-template-columns: .92fr 1.08fr;
    gap: 2.5rem;
    align-items: start;
  }

  .page-faq .faq-tabs {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 2.75rem;
    align-items: start;
  }

  .page-faq .tablist {
    flex-direction: column;
    flex-wrap: nowrap;
    position: sticky;
    top: 6rem;
  }

  .page-faq .tab {
    width: 100%;
    justify-content: flex-start;
    border-radius: var(--radius-s);
  }

  .page-faq .faq-panel {
    padding: 2rem 1.9rem;
  }

  .page-faq .faq-support__grid {
    grid-template-columns: 1fr .82fr;
    gap: 3rem;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index__link,
  .page-faq .tab,
  .page-faq .faq-q,
  .page-faq .copy-btn {
    transition: none;
  }

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