.page-faq {
  --faq-accent: var(--cyan);
  --faq-wine: #C4517A;
  padding-bottom: 64px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding: 22px 0 30px;
  background:
    radial-gradient(88% 120% at 6% 0%, rgba(37, 225, 212, .13), transparent 60%),
    radial-gradient(70% 100% at 94% 6%, rgba(255, 138, 43, .10), transparent 62%);
}

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

.page-faq .faq-hero__kicker {
  margin: 0;
  color: var(--film);
}

.page-faq .faq-hero__title {
  margin: 8px 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.6rem, 12vw, 5.4rem);
  line-height: .92;
  letter-spacing: -.03em;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  max-width: 48ch;
  margin: 0 0 22px;
  color: var(--mist);
  font-size: 1.02rem;
  line-height: 1.8;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero__meta {
  margin: 18px 0 0;
  font-size: .76rem;
  letter-spacing: .08em;
  color: var(--film);
}

.page-faq .faq-hero__media {
  width: 100%;
  margin: 0;
  aspect-ratio: 12 / 7;
}

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

/* ---------- 两栏索引布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding-top: 6px;
}

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

.page-faq .faq-index__label {
  margin: 0 0 10px;
  color: var(--film);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--mist);
  font-size: .86rem;
  text-decoration: none;
  transition: color .3s var(--ease), border-color .3s var(--ease), background-color .3s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--paper);
  border-color: var(--cyan);
  background: rgba(37, 225, 212, .10);
}

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

.page-faq .faq-index__hint {
  margin: 14px 0 0;
  font-size: .82rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-index__hint a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(37, 225, 212, .35);
}

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

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

/* ---------- 分类区块 ---------- */
.page-faq .faq-sec {
  scroll-margin-top: 92px;
  padding-bottom: 36px;
}

.page-faq .faq-sec + .faq-sec {
  border-top: 1px solid var(--line-soft);
  padding-top: 34px;
}

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

.page-faq #faq-download { --faq-accent: var(--cyan); }
.page-faq #faq-stats    { --faq-accent: var(--film); }
.page-faq #faq-clips    { --faq-accent: var(--amber); }
.page-faq #faq-fix      { --faq-accent: var(--mist); }
.page-faq #faq-license  { --faq-accent: var(--faq-wine); }
.page-faq #faq-contact  { --faq-accent: var(--cyan); }

/* ---------- 折叠问答 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 10px;
}

.page-faq .faq-item {
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--faq-accent, var(--cyan));
  border-radius: 0 12px 12px 0;
  background: linear-gradient(180deg, rgba(26, 35, 64, .50), rgba(14, 23, 40, .78));
  overflow: hidden;
  transition: border-color .3s var(--ease), background-color .3s var(--ease);
}

.page-faq .faq-item:hover {
  border-top-color: var(--line);
  border-right-color: var(--line);
  border-bottom-color: var(--line);
}

.page-faq .faq-item[open] {
  background: linear-gradient(180deg, rgba(26, 35, 64, .82), rgba(14, 23, 40, .88));
}

.page-faq .faq-item__q {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 15px 18px;
  color: var(--paper);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
  transition: background-color .3s var(--ease);
}

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

.page-faq .faq-item__q::marker {
  content: "";
}

.page-faq .faq-item__q:hover {
  background: rgba(244, 247, 252, .035);
}

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

.page-faq .faq-item__q::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1.2;
  color: var(--faq-accent, var(--cyan));
}

.page-faq .faq-item[open] .faq-item__q::after {
  content: "–";
}

.page-faq .faq-item__a {
  padding: 14px 18px 20px;
  border-top: 1px solid var(--line-soft);
  color: var(--mist);
  font-size: .95rem;
  line-height: 1.85;
}

.page-faq .faq-item__a p {
  max-width: 62ch;
  margin: 0 0 10px;
}

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

.page-faq .faq-lead {
  color: var(--paper);
  font-weight: 500;
}

.page-faq .faq-note {
  display: inline-block;
  margin-top: 4px;
  padding: 4px 10px;
  border: 1px solid var(--line-film);
  border-radius: 999px;
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--film);
}

/* ---------- 章节配图 ---------- */
.page-faq .faq-figure {
  width: 100%;
  margin: 22px 0 0;
  aspect-ratio: 5 / 3;
}

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

/* ---------- 邮箱复制 ---------- */
.page-faq .faq-copy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  padding: 12px 14px;
  border: 1px dashed var(--line);
  border-radius: 12px;
  background: var(--ink-800);
}

.page-faq .faq-copy__val {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: .9rem;
  color: var(--paper);
  word-break: break-all;
}

/* ---------- 收尾 ---------- */
.page-faq .faq-tail {
  margin: 24px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
  font-size: .92rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-tail a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(37, 225, 212, .35);
}

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

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: end;
    gap: 44px;
    padding: 38px 0 46px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 28px;
    padding-left: 18px;
    border-left: 2px solid var(--line);
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-faq .faq-index__link {
    width: 100%;
    padding: 9px 10px;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
  }

  .page-faq .faq-index__link:hover,
  .page-faq .faq-index__link:focus-visible {
    border-left-color: var(--cyan);
    background: linear-gradient(90deg, rgba(37, 225, 212, .16), transparent 78%);
  }

  .page-faq .faq-figure {
    max-width: 620px;
  }
}

@media (min-width: 1280px) {
  .page-faq .faq-layout {
    grid-template-columns: 248px minmax(0, 1fr);
  }
}
<<<END>>>