.page-faq {
  background:
    radial-gradient(130% 55% at 82% 0%, rgba(200, 255, 61, 0.06), transparent 62%),
    var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 54px) 0 clamp(30px, 5vw, 52px);
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 76%, var(--ink) 100%);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(47, 90, 72, 0.22) 0 1px, transparent 1px 132px),
    repeating-linear-gradient(0deg, rgba(47, 90, 72, 0.14) 0 1px, transparent 1px 132px);
  opacity: 0.55;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__body {
  display: grid;
  gap: 26px;
  margin-top: clamp(20px, 4vw, 34px);
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.06;
  letter-spacing: 0.01em;
  max-width: 14em;
}

.page-faq .faq-hero__lead {
  margin: 16px 0 0;
  max-width: 46em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper);
  opacity: 0.86;
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 14px;
  margin: 0;
  border-top: 1px solid var(--line-soft);
  padding-top: 18px;
}

.page-faq .faq-hero__stats dt {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .faq-hero__stats dd {
  margin: 7px 0 0;
  font-size: 16px;
  line-height: 1.4;
  color: var(--lime);
}

.page-faq .faq-hero__stats dd .mono {
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 700;
}

/* ---------- 场景选择器 ---------- */
.page-faq .faq-scenes__board {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 4vw, 40px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: linear-gradient(155deg, var(--ink-2) 0%, var(--ink-3) 58%, var(--ink-2) 100%);
}

.page-faq .faq-scenes__art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.15;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(118deg, rgba(0, 0, 0, 0.95), transparent 74%);
  mask-image: linear-gradient(118deg, rgba(0, 0, 0, 0.95), transparent 74%);
}

.page-faq .faq-scenes__content {
  position: relative;
  z-index: 1;
}

.page-faq .faq-scenes__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 4.4vw, 34px);
  line-height: 1.14;
}

.page-faq .faq-scenes__grid {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
}

.page-faq .scene {
  display: flex;
  flex-direction: column;
  gap: 7px;
  height: 100%;
  padding: 15px 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(7, 24, 18, 0.62);
  color: var(--paper);
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.page-faq .scene:hover,
.page-faq .scene:focus-visible {
  border-color: var(--lime);
  background: rgba(18, 59, 44, 0.88);
  transform: translateY(-2px);
}

.page-faq .scene__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--lime);
}

.page-faq .scene strong {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .scene__meta {
  margin-top: auto;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-faq .faq-toc__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
  border-left: 1px solid var(--line-soft);
}

.page-faq .faq-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-left: -1px;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  font-size: 13px;
  line-height: 1.4;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-faq .faq-toc__list a:hover,
.page-faq .faq-toc__list a:focus-visible {
  color: var(--paper);
  border-left-color: var(--lime);
  background: rgba(200, 255, 61, 0.06);
}

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

.page-faq .faq-toc__callout {
  margin-top: 22px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(13, 42, 32, 0.72);
}

.page-faq .faq-toc__callout-text {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 问题分组 ---------- */
.page-faq .faq-group {
  margin-bottom: 44px;
  padding-top: 6px;
  scroll-margin-top: calc(var(--header-h) + 20px);
}

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

.page-faq .faq-group__head {
  display: grid;
  gap: 8px;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-group__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.6vw, 31px);
  line-height: 1.16;
}

.page-faq .faq-group__idx {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--lime);
  flex: 0 0 auto;
}

.page-faq .faq-group__lead {
  margin: 0;
  max-width: 58ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-list {
  margin-top: 12px;
}

/* ---------- 手风琴 ---------- */
.page-faq .qa {
  position: relative;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .qa summary {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0 16px 18px;
  list-style: none;
  cursor: pointer;
  transition: color 0.2s ease;
}

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

.page-faq .qa summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 2px;
  background: var(--line);
  transition: background 0.2s ease;
}

.page-faq .qa[open] summary::before {
  background: var(--lime);
}

.page-faq .qa summary:hover,
.page-faq .qa summary:focus-visible {
  color: var(--lime-soft);
}

.page-faq .qa__q {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
}

.page-faq .qa__sign {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  margin-top: 6px;
}

.page-faq .qa__sign::before,
.page-faq .qa__sign::after {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 14px;
  height: 1.5px;
  background: var(--steel);
  transform: translateY(-50%);
  transition: transform 0.2s ease, background 0.2s ease;
}

.page-faq .qa__sign::after {
  transform: translateY(-50%) rotate(90deg);
}

.page-faq .qa[open] .qa__sign::before,
.page-faq .qa[open] .qa__sign::after {
  background: var(--lime);
}

.page-faq .qa[open] .qa__sign::after {
  transform: translateY(-50%) rotate(0deg);
}

.page-faq .qa__body {
  padding: 0 0 20px 18px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .qa__body p {
  margin: 0 0 10px;
}

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

.page-faq .qa__body ul {
  list-style: none;
  margin: 10px 0 12px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .qa__body li {
  position: relative;
  padding-left: 16px;
}

.page-faq .qa__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 8px;
  height: 1px;
  background: var(--steel);
}

/* ---------- 伤停分组：冷灰蓝独立色块 ---------- */
.page-faq .faq-group--steel {
  padding: clamp(16px, 3vw, 26px);
  border: 1px solid rgba(143, 179, 201, 0.3);
  border-left: 3px solid var(--steel);
  border-radius: var(--radius);
  background: linear-gradient(118deg, rgba(143, 179, 201, 0.11), rgba(143, 179, 201, 0.02));
}

.page-faq .faq-group--steel .faq-group__head {
  padding-top: 0;
  border-top: 0;
}

.page-faq .faq-group--steel .faq-group__idx {
  color: var(--steel);
}

/* ---------- 下载分组：橙色版本条 ---------- */
.page-faq .faq-version {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 18px;
  margin-top: 14px;
  padding: 10px 14px;
  border: 1px dashed rgba(255, 122, 26, 0.5);
  border-radius: var(--radius);
  background: rgba(255, 122, 26, 0.08);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--orange);
}

/* ---------- 配图 ---------- */
.page-faq .faq-figure {
  margin: 22px 0 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--ink-2);
  overflow: hidden;
}

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

.page-faq .faq-figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 联系支持 ---------- */
.page-faq .faq-support {
  padding: clamp(18px, 4vw, 32px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(200, 255, 61, 0.1), rgba(7, 24, 18, 0.68) 58%);
}

.page-faq .faq-support .faq-group__head {
  padding-top: 0;
  border-top: 0;
}

.page-faq .faq-support__channels {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-faq .faq-support__channels li {
  display: grid;
  gap: 5px;
  padding: 13px 14px;
  background: rgba(7, 24, 18, 0.82);
}

.page-faq .faq-support__key {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel);
}

.page-faq .faq-support__val {
  font-size: 14px;
  line-height: 1.65;
  color: var(--paper);
  overflow-wrap: anywhere;
}

.page-faq .faq-support__val.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

.page-faq .faq-support__tips {
  margin-top: 22px;
}

.page-faq .faq-support__tips ul {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-faq .faq-support__tips li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-support__tips li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 10px;
  height: 1px;
  background: var(--lime);
}

.page-faq .faq-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 24px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line-soft);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-scenes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-support__channels li {
    grid-template-columns: 92px minmax(0, 1fr);
    align-items: baseline;
    gap: 12px;
  }
}

@media (min-width: 880px) {
  .page-faq .faq-hero__body {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.85fr);
    align-items: end;
    gap: 52px;
  }

  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .page-faq .qa__q {
    font-size: 16px;
  }

  .page-faq .qa__body {
    font-size: 15px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-scenes__grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .scene,
  .page-faq .qa summary,
  .page-faq .qa summary::before,
  .page-faq .qa__sign::before,
  .page-faq .qa__sign::after,
  .page-faq .faq-toc__list a {
    transition: none;
  }

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