.page-faq {
  display: block;
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-block: 24px 36px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(90% 130% at 100% 0%, rgba(155, 92, 255, .16), transparent 62%),
    radial-gradient(80% 120% at 0% 0%, rgba(53, 240, 194, .10), transparent 60%);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 24px;
  margin-top: 20px;
}

.page-faq .faq-hero__copy h1 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(29px, 6vw, 52px);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-faq .faq-hero__copy .lede {
  max-width: 46em;
  color: var(--muted);
  font-size: 15.5px;
  line-height: 1.75;
}

.page-faq .jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .jump a {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  color: var(--text);
  font-size: 13.5px;
  text-decoration: none;
  transition: border-color .16s var(--ease), color .16s var(--ease), background .16s var(--ease);
}

.page-faq .jump a:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(53, 240, 194, .08);
}

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

.page-faq .faq-hero__media {
  border-radius: var(--radius-lg);
}

.page-faq .media-frame {
  border-radius: var(--radius-md);
}

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

/* ---------- 三栏索引骨架 ---------- */
.page-faq .faq-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  padding-block: 32px 72px;
  align-items: start;
}

.page-faq .faq-stream,
.page-faq .faq-side,
.page-faq .faq-rail {
  min-width: 0;
}

/* ---------- 左栏分类 ---------- */
.page-faq .faq-rail__inner {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  padding: 14px;
}

.page-faq .rail-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted-deep);
}

.page-faq .rail-list {
  display: flex;
  flex-direction: row;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-faq .rail-list::-webkit-scrollbar {
  display: none;
}

.page-faq .rail-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  color: var(--muted);
  font-size: 13.5px;
  text-decoration: none;
  white-space: nowrap;
  transition: color .16s var(--ease), border-color .16s var(--ease), background .16s var(--ease);
}

.page-faq .rail-link:hover {
  color: var(--text);
  border-color: var(--cyan);
  background: rgba(53, 240, 194, .08);
}

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

.page-faq .rail-no {
  font-size: 11px;
  color: var(--cyan);
  letter-spacing: .04em;
}

.page-faq .rail-count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--muted-deep);
}

.page-faq .rail-note {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--muted-deep);
}

/* ---------- 中栏问答 ---------- */
.page-faq .faq-group {
  padding-bottom: 30px;
  margin-bottom: 30px;
  border-bottom: 1px dashed var(--line);
  scroll-margin-top: calc(var(--header-h) + 16px);
}

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

.page-faq .group-head {
  margin-bottom: 18px;
}

.page-faq .group-kicker {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-faq .group-head h2 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.4vw, 31px);
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-faq .group-lede {
  margin: 0;
  max-width: 40em;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.75;
}

.page-faq .faq-figure {
  margin: 0 0 18px;
}

.page-faq .qa + .qa {
  margin-top: 10px;
}

.page-faq .qa {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(12, 18, 38, .92), rgba(12, 18, 38, .62));
  transition: border-color .16s var(--ease), box-shadow .16s var(--ease);
}

.page-faq .qa:hover {
  border-color: var(--line-strong);
}

.page-faq .qa[open] {
  border-color: rgba(53, 240, 194, .42);
  box-shadow: 0 0 0 1px rgba(53, 240, 194, .10);
}

.page-faq .qa summary {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  color: var(--text);
  font-weight: 600;
  font-size: 15.5px;
  line-height: 1.55;
}

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

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: var(--radius-md);
}

.page-faq .qa__mark {
  flex: none;
  width: 18px;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.35;
  text-align: center;
  color: var(--cyan);
}

.page-faq .qa__mark::before {
  content: "+";
}

.page-faq .qa[open] .qa__mark::before {
  content: "−";
}

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

.page-faq .qa__tag {
  flex: none;
  margin-left: auto;
  align-self: center;
  padding: 2px 8px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--muted-deep);
  white-space: nowrap;
}

.page-faq .qa__body {
  padding: 0 16px 16px 44px;
  border-top: 1px solid var(--line);
  margin-top: 2px;
  padding-top: 14px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.78;
}

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

.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, 240, 194, .35);
}

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

.page-faq .qa__body a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 3px;
}

.page-faq .qa__check {
  padding: 9px 12px;
  border-left: 2px solid var(--violet);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--violet-mist);
  color: var(--muted);
  font-size: 13.5px;
}

.page-faq .qa__next {
  font-size: 13.5px;
  color: var(--muted-deep);
}

/* 步骤列表 */
.page-faq .steps {
  counter-reset: faqstep;
  list-style: none;
  margin: 12px 0 12px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .steps li {
  position: relative;
  counter-increment: faqstep;
  padding-left: 34px;
  line-height: 1.72;
}

.page-faq .steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  padding: 1px 5px;
  border: 1px solid rgba(53, 240, 194, .38);
  border-radius: 6px;
  background: rgba(53, 240, 194, .08);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.4;
  color: var(--cyan);
}

/* 版本号结构 SVG */
.page-faq .vstruct {
  margin: 14px 0 12px;
  padding: 10px 12px 4px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(7, 11, 26, .72);
}

.page-faq .vstruct svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .vs-num {
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  fill: var(--text);
  text-anchor: middle;
  letter-spacing: .04em;
}

.page-faq .vs-dot {
  font-family: var(--font-mono);
  font-size: 24px;
  fill: var(--muted-deep);
  text-anchor: middle;
}

.page-faq .vs-line {
  stroke: var(--cyan);
  stroke-width: 1;
  stroke-dasharray: 3 4;
  opacity: .7;
}

.page-faq .vs-label {
  font-family: var(--font-body);
  font-size: 13px;
  fill: var(--text);
  text-anchor: middle;
}

.page-faq .vs-sub {
  font-family: var(--font-body);
  font-size: 11px;
  fill: var(--muted);
  text-anchor: middle;
}

/* ---------- 排错流程块 ---------- */
.page-faq .trouble {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
}

.page-faq .trouble + .trouble {
  margin-top: 14px;
}

.page-faq .trouble--pink {
  border-left: 3px solid var(--pink);
}

.page-faq .trouble--amber {
  border-left: 3px solid var(--amber);
}

.page-faq .trouble--cyan {
  border-left: 3px solid var(--cyan);
}

.page-faq .trouble__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.page-faq .trouble__head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.4;
  color: var(--text);
}

.page-faq .flow {
  list-style: none;
  margin: 0 0 12px 6px;
  padding: 0 0 0 22px;
  border-left: 1px dashed var(--line-strong);
}

.page-faq .flow__step {
  position: relative;
  padding-bottom: 14px;
}

.page-faq .flow__step:last-child {
  padding-bottom: 0;
}

.page-faq .flow__step p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.72;
}

.page-faq .flow__step::before {
  content: "";
  position: absolute;
  left: -29px;
  top: 5px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--abyss);
  border: 2px solid var(--muted-deep);
}

.page-faq .trouble--pink .flow__step::before {
  border-color: var(--pink);
  box-shadow: 0 0 0 3px rgba(255, 92, 122, .14);
}

.page-faq .trouble--amber .flow__step::before {
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(255, 176, 32, .14);
}

.page-faq .trouble--cyan .flow__step::before {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(53, 240, 194, .14);
}

.page-faq .flow__label {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--muted-deep);
}

.page-faq .trouble__check {
  margin: 0;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  background: rgba(15, 59, 55, .55);
  border-left: 2px solid var(--cyan);
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.7;
}

/* ---------- 右栏参考卡 ---------- */
.page-faq .side-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  padding: 16px;
}

.page-faq .side-card + .side-card {
  margin-top: 14px;
}

.page-faq .side-card__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

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

.page-faq .ver-list li {
  display: grid;
  gap: 3px;
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--line);
}

.page-faq .ver-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .ver-code {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--text);
}

.page-faq .ver-note {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
}

.page-faq .side-card--amber {
  border-color: rgba(255, 176, 32, .34);
  background: linear-gradient(180deg, rgba(255, 176, 32, .09), rgba(12, 18, 38, .9));
}

.page-faq .side-card--amber .side-card__title {
  color: var(--amber);
}

.page-faq .side-time {
  margin: 10px 0 0;
  font-size: 16px;
  letter-spacing: .04em;
  color: var(--text);
}

.page-faq .side-note {
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--muted);
}

.page-faq .side-card--violet {
  border-color: rgba(155, 92, 255, .34);
}

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

.page-faq .side-links a {
  display: block;
  padding: 8px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  color: var(--text);
  font-size: 13.5px;
  text-decoration: none;
  transition: border-color .16s var(--ease), color .16s var(--ease), background .16s var(--ease);
}

.page-faq .side-links a:hover {
  border-color: var(--violet);
  color: #d9c6ff;
  background: var(--violet-mist);
}

.page-faq .side-links a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 断点 ---------- */
@media (max-width: 519px) {
  .page-faq .qa__tag {
    display: none;
  }

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

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

@media (min-width: 760px) {
  .page-faq .faq-shell {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: 28px;
  }

  .page-faq .faq-side {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 14px;
    align-items: start;
  }

  .page-faq .side-card + .side-card {
    margin-top: 0;
  }

  .page-faq .rail-list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .rail-link {
    border-radius: var(--radius-pill);
    justify-content: flex-start;
  }

  .page-faq .rail-count {
    margin-left: auto;
  }
}

@media (min-width: 940px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
    gap: 40px;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-shell {
    grid-template-columns: 208px minmax(0, 1fr) 288px;
    gap: 32px;
  }

  .page-faq .faq-side {
    grid-column: auto;
    display: block;
  }

  .page-faq .side-card + .side-card {
    margin-top: 14px;
  }

  .page-faq .faq-rail__inner {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .jump a,
  .page-faq .rail-link,
  .page-faq .side-links a {
    transition: none;
  }
}
<<<PAGE_CSS_END>>>