.page-faq {
  --faq-ink: var(--mg-cream);
  --faq-dim: rgba(248, 241, 231, .72);
  --faq-line: rgba(201, 162, 75, .24);
  --faq-line-soft: rgba(248, 241, 231, .09);
  position: relative;
  color: var(--faq-ink);
  background:
    radial-gradient(1100px 520px at 78% -8%, rgba(142, 27, 44, .5), transparent 68%),
    linear-gradient(180deg, #2A0509 0%, #101010 44%, #0B0B0B 100%);
  padding-bottom: clamp(40px, 7vw, 96px);
}

.page-faq [data-reveal] { opacity: 1; }
.page-faq [data-reveal].is-in { animation: faq-rise .5s ease both; }
@keyframes faq-rise {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-top: clamp(20px, 3.6vw, 42px);
}
.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  margin-top: clamp(18px, 3.2vw, 34px);
  align-items: end;
}
@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }
}
.page-faq .faq-hero__title {
  font-family: var(--mg-serif);
  font-weight: 500;
  font-size: clamp(34px, 7.2vw, 76px);
  line-height: 1.07;
  letter-spacing: -.012em;
  margin: .18em 0 .34em;
  color: var(--mg-cream);
}
.page-faq .faq-hero__title span {
  color: var(--mg-gold);
  font-weight: 400;
}
.page-faq .faq-hero__lede {
  max-width: 54ch;
  margin: 0;
  font-size: clamp(15px, 1.55vw, 17px);
  line-height: 1.9;
  color: var(--faq-dim);
}
.page-faq .faq-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}
.page-faq .faq-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  padding: 9px 15px;
  font-size: 13.5px;
  line-height: 1.4;
  color: var(--faq-dim);
  text-decoration: none;
  background: rgba(16, 16, 16, .55);
  border: 1px solid var(--faq-line);
  transition: color .22s ease, border-color .22s ease, background .22s ease;
}
.page-faq .faq-chip__n {
  font-family: var(--mg-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--mg-graygold);
}
.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  color: var(--mg-cream);
  background: rgba(201, 162, 75, .12);
  border-color: var(--mg-gold);
}
.page-faq .faq-chip:focus-visible {
  outline: 2px solid var(--mg-neon);
  outline-offset: 2px;
}

.page-faq .faq-hero__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--faq-line);
  background: var(--mg-black);
}
.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(.62) contrast(1.1) brightness(.92);
}
.page-faq .faq-hero__figure::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 62px;
  height: 62px;
  border-right: 2px solid var(--mg-gold);
  border-bottom: 2px solid var(--mg-gold);
  pointer-events: none;
}

/* ---------- 索引 + 答案流 ---------- */
.page-faq .faq-body {
  padding-top: clamp(40px, 7vw, 84px);
}
.page-faq .faq-body__grid {
  display: grid;
  gap: clamp(30px, 4.5vw, 60px);
  align-items: start;
}
@media (min-width: 1000px) {
  .page-faq .faq-body__grid {
    grid-template-columns: minmax(230px, 286px) minmax(0, 1fr);
  }
}
.page-faq .faq-index__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-faq .faq-index__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 12px 14px;
  color: var(--faq-dim);
  text-decoration: none;
  border-left: 2px solid var(--faq-line-soft);
  transition: color .22s ease, border-color .22s ease, background .22s ease, padding-left .22s ease;
}
.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--mg-cream);
  border-left-color: var(--mg-gold);
  background: rgba(201, 162, 75, .08);
  padding-left: 20px;
}
.page-faq .faq-index__link:focus-visible {
  outline: 2px solid var(--mg-neon);
  outline-offset: -2px;
}
.page-faq .faq-index__n {
  font-family: var(--mg-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--mg-graygold);
}
.page-faq .faq-index__t {
  font-size: 14.5px;
  line-height: 1.55;
}
.page-faq .faq-index__figure {
  margin: 26px 0 0;
  border: 1px solid var(--faq-line);
  background: var(--mg-black);
}
.page-faq .faq-index__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  filter: saturate(.6) contrast(1.12) brightness(.9);
}

/* ---------- 问答组 ---------- */
.page-faq .faq-group { scroll-margin-top: 108px; }
.page-faq .faq-group + .faq-group { margin-top: clamp(34px, 5vw, 56px); }
.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--faq-line);
  margin-bottom: 4px;
}
.page-faq .faq-group__num {
  font-family: var(--mg-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--mg-gold);
}
.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--mg-serif);
  font-size: clamp(19px, 2.3vw, 26px);
  font-weight: 600;
  line-height: 1.35;
  color: var(--mg-cream);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--faq-line-soft);
  transition: background .24s ease;
}
.page-faq .faq-item[open] {
  background: linear-gradient(90deg, rgba(142, 27, 44, .22), rgba(142, 27, 44, 0) 84%);
}
.page-faq .faq-item__q {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 17px 14px;
  cursor: pointer;
  list-style: none;
  color: var(--mg-cream);
  font-size: clamp(14.5px, 1.55vw, 16px);
  line-height: 1.6;
  transition: color .22s ease;
}
.page-faq .faq-item__q::-webkit-details-marker { display: none; }
.page-faq .faq-item__q::marker { content: ""; }
.page-faq .faq-item__q:hover { color: var(--mg-gold); }
.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--mg-neon);
  outline-offset: -2px;
}
.page-faq .faq-item__num {
  font-family: var(--mg-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--mg-graygold);
}
.page-faq .faq-item__mark {
  position: relative;
  width: 15px;
  height: 15px;
}
.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--mg-gold);
  transform: translate(-50%, -50%);
  transition: transform .26s ease, background .26s ease;
}
.page-faq .faq-item__mark::before { width: 15px; height: 1.5px; }
.page-faq .faq-item__mark::after { width: 1.5px; height: 15px; }
.page-faq .faq-item[open] .faq-item__mark::after { transform: translate(-50%, -50%) scaleY(0); }
.page-faq .faq-item[open] .faq-item__mark::before { background: var(--mg-jade); }

.page-faq .faq-item__a {
  padding: 0 14px 20px 46px;
  max-width: 68ch;
}
.page-faq .faq-item__a::before {
  content: "";
  display: block;
  width: 26px;
  height: 2px;
  margin-bottom: 12px;
  background: var(--mg-jade);
}
.page-faq .faq-item__a p {
  margin: 0;
  font-size: 14.8px;
  line-height: 1.9;
  color: var(--faq-dim);
  overflow-wrap: anywhere;
}

/* ---------- 下载中心 ---------- */
.page-faq .faq-downloads {
  padding-top: clamp(44px, 7.5vw, 92px);
}
.page-faq .faq-downloads__head { max-width: 62ch; }
.page-faq .faq-downloads__head h2 {
  margin: .3em 0 .5em;
  font-family: var(--mg-serif);
  font-size: clamp(24px, 3.4vw, 38px);
  font-weight: 600;
  line-height: 1.3;
  color: var(--mg-cream);
}
.page-faq .faq-downloads__head p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.9;
  color: var(--faq-dim);
}
.page-faq .faq-down__tabs {
  margin-top: clamp(24px, 3.6vw, 38px);
  border-top: 1px solid var(--faq-line);
  padding-top: clamp(20px, 3vw, 30px);
}
.page-faq .mg-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-faq .mg-tabs__btn {
  font-family: var(--mg-mono);
  font-size: 12.5px;
  letter-spacing: .08em;
  padding: 10px 16px;
  color: var(--faq-dim);
  background: rgba(16, 16, 16, .55);
  border: 1px solid var(--faq-line);
  cursor: pointer;
  transition: color .22s ease, background .22s ease, border-color .22s ease;
}
.page-faq .mg-tabs__btn:hover {
  color: var(--mg-cream);
  border-color: var(--mg-gold);
}
.page-faq .mg-tabs__btn[aria-selected="true"] {
  color: #1A0507;
  background: var(--mg-gold);
  border-color: var(--mg-gold);
}
.page-faq .mg-tabs__btn:focus-visible {
  outline: 2px solid var(--mg-neon);
  outline-offset: 2px;
}
.page-faq .mg-tabs__panel {
  padding-top: clamp(20px, 3vw, 30px);
}
.page-faq .faq-down__grid {
  display: grid;
  gap: clamp(16px, 2.4vw, 30px);
}
@media (min-width: 720px) {
  .page-faq .faq-down__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.page-faq .faq-down__cell {
  padding-top: 14px;
  border-top: 2px solid var(--mg-graygold);
}
.page-faq .faq-down__k {
  margin: 0;
  font-family: var(--mg-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--mg-gold);
}
.page-faq .faq-down__v {
  margin: 9px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--faq-dim);
}

/* ---------- 联系收尾 ---------- */
.page-faq .faq-help-shell {
  padding-top: clamp(44px, 8vw, 96px);
}
.page-faq .faq-help {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
  padding: clamp(24px, 3.6vw, 46px);
  border: 1px solid var(--faq-line);
  background: linear-gradient(115deg, rgba(107, 15, 26, .92) 0%, rgba(59, 7, 13, .92) 62%, rgba(16, 16, 16, .94) 100%);
}
@media (min-width: 820px) {
  .page-faq .faq-help {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}
.page-faq .faq-help h2 {
  margin: .28em 0 .45em;
  font-family: var(--mg-serif);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 600;
  line-height: 1.3;
  color: var(--mg-cream);
}
.page-faq .faq-help p {
  margin: 0;
  max-width: 64ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--faq-dim);
  overflow-wrap: anywhere;
}
.page-faq .faq-help__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 640px) {
  .page-faq .faq-hero__title { font-size: clamp(30px, 9.4vw, 46px); }
  .page-faq .faq-item__q {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 10px;
    padding: 15px 10px;
  }
  .page-faq .faq-item__a {
    padding: 0 10px 18px 10px;
  }
  .page-faq .faq-chip {
    flex: 1 1 100%;
    justify-content: flex-start;
  }
  .page-faq .faq-help__actions .mg-btn {
    flex: 1 1 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq [data-reveal],
  .page-faq [data-reveal].is-in {
    animation: none;
    opacity: 1;
    transform: none;
  }
  .page-faq .faq-item__mark::before,
  .page-faq .faq-item__mark::after,
  .page-faq .faq-index__link {
    transition: none;
  }
}