.page-faq {
  --faq-radius: 10px;
  --faq-hair: 1px solid var(--hairline-soft);
  background:
    radial-gradient(1100px 520px at 88% -8%, rgba(47, 242, 200, 0.1), transparent 62%),
    radial-gradient(820px 460px at -6% 6%, rgba(255, 106, 43, 0.08), transparent 58%),
    var(--ink);
  color: var(--paper);
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  margin: 0;
}

.page-faq a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 242, 200, 0.35);
}

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

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-block: calc(var(--header-h) + clamp(28px, 6vw, 72px)) clamp(44px, 7vw, 84px);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(47, 242, 200, 0.55), rgba(255, 106, 43, 0.55), transparent);
}

.page-faq .faq-hero-inner {
  display: grid;
  gap: clamp(26px, 5vw, 52px);
  align-items: center;
}

.page-faq .breadcrumb {
  margin-bottom: 20px;
}

.page-faq .faq-hero-copy .eyebrow {
  margin: 0;
}

.page-faq .faq-hero-copy h1 {
  margin-top: 14px;
  font-size: clamp(32px, 6.2vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.025em;
  color: var(--paper);
}

.page-faq .faq-hero-copy .lede {
  margin: 20px 0 0;
  max-width: 50ch;
  color: var(--silver);
  font-size: clamp(15px, 1.5vw, 17.5px);
  line-height: 1.8;
}

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

.page-faq .faq-hero-note {
  margin: 18px 0 0;
  color: var(--muted);
}

.page-faq .faq-hero-media {
  position: relative;
  margin: 0;
  aspect-ratio: 14 / 9;
  overflow: hidden;
  border: 1px solid var(--hairline);
  border-radius: var(--faq-radius);
  box-shadow: var(--shadow-float);
  background: linear-gradient(140deg, rgba(47, 242, 200, 0.16), rgba(255, 106, 43, 0.1) 55%, rgba(8, 13, 36, 0.92));
}

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

/* ---------- 双栏问答 ---------- */
.page-faq .faq-board {
  position: relative;
  padding-block: clamp(40px, 6vw, 84px);
}

.page-faq .faq-board-inner {
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  min-width: 0;
  scroll-margin-top: calc(var(--header-h) + 20px);
}

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

.page-faq .faq-side-inner {
  display: grid;
  gap: 16px;
}

.page-faq .faq-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-filter-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .faq-filter {
  display: inline-flex;
  align-items: center;
  padding: 6px 13px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  cursor: pointer;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-filter:hover {
  color: var(--paper);
  border-color: var(--hairline-strong);
}

.page-faq .faq-filter-input:checked + .faq-filter {
  background: var(--orange);
  border-color: var(--orange);
  color: #0a1026;
  font-weight: 600;
}

.page-faq .faq-filter-input:focus-visible + .faq-filter {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .faq-index-title {
  margin: 6px 0 0;
  color: var(--muted);
}

.page-faq .faq-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-index-item a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 0 9px 12px;
  border-left: 1px solid var(--hairline);
  border-bottom: 0;
  color: var(--silver);
  font-size: 13.5px;
  line-height: 1.5;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-index-item a:hover {
  color: var(--paper);
  border-left-color: var(--cyan);
  background: rgba(47, 242, 200, 0.06);
}

.page-faq .faq-index-item .mono {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.08em;
}

/* ---------- 答案区 ---------- */
.page-faq .faq-answers {
  display: grid;
  gap: clamp(30px, 4vw, 48px);
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-h) + 24px);
  min-width: 0;
}

.page-faq .faq-group-head {
  margin-bottom: 8px;
}

.page-faq .faq-group-head h2 {
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-group-lede {
  margin: 10px 0 0;
  max-width: 58ch;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .faq-item {
  border-bottom: var(--faq-hair);
}

.page-faq .faq-group-head + .faq-item {
  border-top: var(--faq-hair);
}

.page-faq .faq-item > summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 15px 2px 15px 0;
  cursor: pointer;
  list-style: none;
  color: var(--paper);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.55;
  transition: color 0.2s var(--ease);
}

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

.page-faq .faq-item > summary:hover,
.page-faq .faq-item[open] > summary {
  color: var(--cyan);
}

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

.page-faq .faq-marker {
  position: relative;
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  border: 1px solid var(--hairline-strong);
  border-radius: 50%;
  transition: border-color 0.2s var(--ease);
}

.page-faq .faq-marker::before,
.page-faq .faq-marker::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--cyan);
  transition: transform 0.22s var(--ease), background 0.22s var(--ease);
}

.page-faq .faq-marker::before {
  width: 8px;
  height: 1px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-marker::after {
  width: 1px;
  height: 8px;
  transform: translate(-50%, -50%);
}

.page-faq .faq-item[open] .faq-marker {
  border-color: var(--orange);
}

.page-faq .faq-item[open] .faq-marker::before {
  background: var(--orange);
}

.page-faq .faq-item[open] .faq-marker::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .faq-a {
  max-width: 64ch;
  padding: 0 6px 20px 0;
  color: var(--silver);
  font-size: 14.5px;
  line-height: 1.78;
}

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

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

.page-faq .faq-steps {
  list-style: none;
  margin: 2px 0 12px;
  padding: 0;
  display: grid;
  gap: 8px;
  counter-reset: faqstep;
}

.page-faq .faq-steps li {
  display: flex;
  gap: 10px;
  align-items: baseline;
  counter-increment: faqstep;
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  flex: 0 0 auto;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-faq .faq-copy-list {
  display: grid;
  gap: 10px;
  margin: 12px 0 0;
}

.page-faq .faq-copy-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-copy-key {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.page-faq .copy-btn {
  appearance: none;
  padding: 7px 12px;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--radius-s);
  background: rgba(201, 211, 227, 0.05);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .copy-btn:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(47, 242, 200, 0.08);
}

.page-faq .copy-btn[data-copied="true"] {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(47, 242, 200, 0.12);
}

.page-faq .faq-figure {
  margin: 22px 0 4px;
  overflow: hidden;
  border: 1px solid var(--hairline);
  border-radius: var(--faq-radius);
  background: rgba(24, 36, 76, 0.5);
}

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

/* ---------- 底部动线 ---------- */
.page-faq .faq-path {
  padding-block: clamp(40px, 6vw, 78px) clamp(48px, 7vw, 88px);
  border-top: 1px solid var(--hairline-soft);
  background: linear-gradient(180deg, rgba(17, 26, 61, 0) 0%, rgba(17, 26, 61, 0.55) 100%);
}

.page-faq .faq-path-head h2 {
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.page-faq .faq-path-head p {
  margin: 12px 0 0;
  max-width: 56ch;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.75;
}

.page-faq .faq-path-list {
  list-style: none;
  margin: clamp(24px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-path-step {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 15px;
  border: 1px solid var(--hairline);
  border-radius: var(--faq-radius);
  background: rgba(24, 36, 76, 0.45);
}

.page-faq .faq-path-num {
  flex: 0 0 auto;
  color: var(--cyan);
  font-size: 12px;
}

.page-faq .faq-path-text {
  color: var(--paper);
  font-size: 14px;
  line-height: 1.5;
}

.page-faq .faq-path-step:last-child {
  border-color: rgba(255, 106, 43, 0.5);
  background: rgba(255, 106, 43, 0.1);
}

/* ---------- 筛选态（渐进增强） ---------- */
.page-faq .faq-board-inner:has(#faq-filter-score:checked) .faq-group:not([data-cat~="score"]),
.page-faq .faq-board-inner:has(#faq-filter-score:checked) .faq-index-item:not([data-cat~="score"]),
.page-faq .faq-board-inner:has(#faq-filter-version:checked) .faq-group:not([data-cat~="version"]),
.page-faq .faq-board-inner:has(#faq-filter-version:checked) .faq-index-item:not([data-cat~="version"]),
.page-faq .faq-board-inner:has(#faq-filter-highlight:checked) .faq-group:not([data-cat~="highlight"]),
.page-faq .faq-board-inner:has(#faq-filter-highlight:checked) .faq-index-item:not([data-cat~="highlight"]),
.page-faq .faq-board-inner:has(#faq-filter-contact:checked) .faq-group:not([data-cat~="contact"]),
.page-faq .faq-board-inner:has(#faq-filter-contact:checked) .faq-index-item:not([data-cat~="contact"]) {
  display: none;
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-hero-inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: clamp(36px, 5vw, 68px);
  }
}

@media (min-width: 980px) {
  .page-faq .faq-board-inner {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: clamp(36px, 4vw, 68px);
    align-items: start;
  }

  .page-faq .faq-side-inner {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    padding-bottom: 8px;
  }
}

@media (min-width: 860px) {
  .page-faq .faq-path-list {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
  }

  .page-faq .faq-path-step {
    position: relative;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 22px 18px 0 0;
    border: 0;
    border-top: 1px solid var(--hairline);
    border-radius: 0;
    background: none;
  }

  .page-faq .faq-path-step::before {
    content: "";
    position: absolute;
    top: -1px;
    left: 0;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--cyan);
    transform: translate(-50%, -50%);
  }

  .page-faq .faq-path-step:last-child {
    border-top-color: rgba(255, 106, 43, 0.45);
    background: none;
  }

  .page-faq .faq-path-step:last-child::before {
    background: var(--orange);
  }

  .page-faq .faq-path-text {
    font-size: 13.5px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero-media {
    aspect-ratio: 3 / 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-filter,
  .page-faq .faq-item > summary,
  .page-faq .faq-marker,
  .page-faq .faq-marker::before,
  .page-faq .faq-marker::after,
  .page-faq .faq-index-item a,
  .page-faq .copy-btn {
    transition: none;
  }
}
<<<PAGE_CSS_DONE>>>