.page-faq {
  --faq-index-w: 216px;
  background: var(--night);
  color: var(--glass);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(34px, 5.6vw, 82px) 0 clamp(32px, 4.6vw, 66px);
  border-bottom: 1px solid var(--line);
  background: var(--night);
}

.page-faq .faq-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-faq .faq-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 38%;
  opacity: 0.26;
}

.page-faq .faq-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg,
      rgba(7, 28, 22, 0.97) 0%,
      rgba(7, 28, 22, 0.88) 48%,
      rgba(14, 51, 39, 0.74) 100%);
}

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

.page-faq .faq-hero h1 {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.05rem, 5.6vw, 3.55rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--glass);
  max-width: 16em;
}

.page-faq .faq-hero .lede {
  margin: 18px 0 0;
  max-width: 37em;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin-top: 26px;
}

.page-faq .faq-hero__meta span {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--cyan);
  border-left: 2px solid var(--cyan);
  padding-left: 9px;
}

.page-faq .faq-hero__meta span:nth-child(2) {
  color: var(--orange);
  border-left-color: var(--orange);
}

.page-faq .faq-hero__meta span:nth-child(3) {
  color: var(--lemon);
  border-left-color: var(--lemon);
}

/* ---------- 通用区块标题 ---------- */
.page-faq .faq-head {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-faq .faq-head .sec-title {
  margin: 10px 0 0;
}

.page-faq .faq-head__sub {
  margin: 10px 0 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 速答卡 ---------- */
.page-faq .faq-quick__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gap);
}

.page-faq .faq-quick__card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 22px 22px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(158deg, rgba(43, 240, 200, 0.08) 0%, rgba(10, 36, 28, 0.94) 56%),
    var(--panel);
}

.page-faq .faq-quick__card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  bottom: 20px;
  width: 2px;
  background: var(--cyan);
}

.page-faq .faq-quick__card:nth-child(2)::before { background: var(--orange); }
.page-faq .faq-quick__card:nth-child(3)::before { background: var(--lemon); }
.page-faq .faq-quick__card:nth-child(4)::before { background: var(--orange); }
.page-faq .faq-quick__card:nth-child(5)::before { background: var(--cyan); }

.page-faq .faq-quick__no {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-faq .faq-quick__q {
  align-self: flex-start;
  font-family: var(--font-display);
  font-size: 1.24rem;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--glass);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(43, 240, 200, 0.4);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-faq .faq-quick__q:hover,
.page-faq .faq-quick__q:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-faq .faq-quick__card p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 筛选 ---------- */
.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.page-faq .faq-filter .chip[aria-pressed="true"] {
  background: var(--lemon);
  border-color: var(--lemon);
  color: var(--night);
}

/* ---------- 问答主体 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 44px);
  align-items: start;
}

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

.page-faq .faq-item {
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 90px;
}

.page-faq .faq-item:first-child {
  border-top: 1px solid var(--line);
}

.page-faq .faq-item__q {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) 16px;
  align-items: start;
  gap: 4px 10px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item__no {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
  padding-top: 5px;
}

.page-faq .faq-item__title {
  font-family: var(--font-display);
  font-size: 1.16rem;
  font-weight: 600;
  line-height: 1.42;
  letter-spacing: -0.01em;
  color: var(--glass);
  transition: color 0.2s ease;
}

.page-faq .faq-item__q:hover .faq-item__title,
.page-faq .faq-item__q:focus-visible .faq-item__title {
  color: var(--cyan);
}

.page-faq .faq-item__mark {
  position: relative;
  width: 14px;
  height: 14px;
  margin-top: 6px;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  transition: transform 0.24s ease, background-color 0.24s ease;
}

.page-faq .faq-item__mark::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-faq .faq-item__mark::after {
  top: 0;
  left: 6px;
  width: 2px;
  height: 14px;
}

.page-faq .faq-item[open] .faq-item__mark::after {
  transform: scaleY(0);
}

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

.page-faq .faq-item__a {
  padding: 0 0 24px 36px;
  font-size: 0.98rem;
  line-height: 1.68;
  color: var(--mist);
}

.page-faq .faq-item__a p {
  margin: 0 0 12px;
  max-width: 40em;
}

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

.page-faq .faq-item__a a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

.page-faq .faq-item__fig img {
  display: block;
  width: 100%;
  max-width: 380px;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

/* ---------- 索引 ---------- */
.page-faq .faq-index {
  display: none;
}

.page-faq .faq-index__title {
  margin: 0 0 14px;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
  counter-reset: faqidx;
}

.page-faq .faq-index__list a {
  display: block;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-faq .faq-index__list a .mono {
  margin-right: 7px;
  font-size: 0.7rem;
  color: rgba(43, 240, 200, 0.62);
}

.page-faq .faq-index__list a:hover,
.page-faq .faq-index__list a:focus-visible {
  color: var(--cyan);
}

/* ---------- 联系收束 ---------- */
.page-faq .faq-contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.4vw, 52px);
  align-items: start;
}

.page-faq .faq-contact__lead .sec-title {
  margin: 10px 0 0;
  max-width: 18em;
}

.page-faq .faq-contact__lead p {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-contact__lead .btn {
  margin-top: 24px;
}

.page-faq .faq-contact__ways {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .faq-contact__ways li {
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--orange);
  border-radius: var(--radius);
  background: rgba(7, 28, 22, 0.5);
}

.page-faq .faq-contact__label {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--mist);
  margin-bottom: 9px;
}

.page-faq .faq-contact__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--glass);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 240, 200, 0.4);
  padding-bottom: 2px;
  word-break: break-all;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-faq .faq-contact__link:hover,
.page-faq .faq-contact__link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-faq .faq-contact__ways p {
  margin: 12px 0 0;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .page-faq .faq-quick__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .page-faq .faq-quick__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-faq .faq-quick__card {
    padding: 18px 18px 20px;
  }

  .page-faq .faq-item__q {
    padding: 16px 0;
    gap: 3px 10px;
  }

  .page-faq .faq-item__title {
    font-size: 1.06rem;
  }

  .page-faq .faq-item__a {
    padding: 0 0 20px 36px;
    font-size: 0.95rem;
  }

  .page-faq .faq-item__fig img {
    max-width: 100%;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(0, 1fr) var(--faq-index-w);
  }

  .page-faq .faq-index {
    display: block;
    position: sticky;
    top: 34px;
    align-self: start;
    padding-left: 18px;
    border-left: 1px solid var(--line);
  }

  .page-faq .faq-item__q {
    grid-template-columns: 34px minmax(0, 1fr) 18px;
    gap: 4px 14px;
    padding: 22px 0;
  }

  .page-faq .faq-item__title {
    font-size: 1.24rem;
  }

  .page-faq .faq-item__a {
    padding-left: 48px;
  }

  .page-faq .faq-contact__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  }
}
<<<END>>>