.page-faq {
  --faq-cut: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
  --faq-cut-sm: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  padding-bottom: clamp(56px, 9vw, 120px);
}

/* ---------- 首屏 ---------- */

.page-faq .faq-hero {
  padding-top: clamp(26px, 5vw, 54px);
}

.page-faq .faq-hero .crumbs {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(18px, 3vw, 38px);
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-faq .faq-hero__lead .mono-index {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--neon);
  letter-spacing: 0.08em;
}

.page-faq .faq-hero__lead h1 {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: 0.03em;
  line-height: 1.24;
  font-size: clamp(30px, 5.4vw, 54px);
  color: var(--mist);
}

.page-faq .faq-hero__sub {
  margin: 0;
  max-width: 44ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--slate);
}

.page-faq .faq-hero__side {
  align-self: end;
  padding: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--neon);
  background: linear-gradient(160deg, rgba(22, 36, 74, 0.92), rgba(15, 26, 54, 0.5));
  clip-path: var(--faq-cut);
}

.page-faq .faq-hero__side p {
  margin: 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--slate);
}

.page-faq .faq-hero__media {
  margin: 0;
  position: relative;
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
  filter: saturate(0.92);
}

/* ---------- 分组索引条 ---------- */

.page-faq .faq-index {
  margin-top: clamp(28px, 4vw, 50px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(7, 12, 28, 0.85), rgba(22, 36, 74, 0.6), rgba(7, 12, 28, 0.85));
}

.page-faq .faq-index__inner {
  display: flex;
  gap: clamp(8px, 1.4vw, 16px);
  padding-top: 12px;
  padding-bottom: 12px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-index__item {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 16px;
  font-size: 15px;
  color: var(--slate);
  text-decoration: none;
  border: 1px solid transparent;
  clip-path: var(--faq-cut-sm);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-faq .faq-index__item:hover,
.page-faq .faq-index__item:focus-visible {
  background: var(--orange);
  border-color: var(--orange-soft);
  color: var(--deep);
  outline: none;
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--neon);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-index__item:hover .faq-index__num,
.page-faq .faq-index__item:focus-visible .faq-index__num {
  color: var(--deep);
}

/* ---------- 分组骨架 ---------- */

.page-faq .faq-group {
  scroll-margin-top: 92px;
  padding-top: clamp(44px, 6vw, 78px);
}

.page-faq .faq-group__grid {
  display: grid;
  gap: clamp(20px, 3vw, 44px);
}

.page-faq .faq-group__head .faq-group__num {
  display: block;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--orange);
}

.page-faq .faq-group__head h2 {
  margin: 14px 0 10px;
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: 0.03em;
  font-size: clamp(22px, 2.6vw, 30px);
  color: var(--mist);
}

.page-faq .faq-group__head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--slate);
  max-width: 30ch;
}

/* ---------- 折叠条目 ---------- */

.page-faq .faq-item {
  border: 1px solid var(--line);
  border-left: 3px solid var(--line);
  background: linear-gradient(180deg, rgba(22, 36, 74, 0.5), rgba(15, 26, 54, 0.32));
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-item + .faq-item {
  margin-top: 12px;
}

.page-faq .faq-item:hover {
  border-color: var(--neon);
}

.page-faq .faq-item[open] {
  border-color: rgba(53, 227, 201, 0.42);
  border-left-color: var(--neon);
  background: linear-gradient(180deg, rgba(22, 36, 74, 0.95), rgba(15, 26, 54, 0.6));
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px clamp(16px, 2.4vw, 24px);
  list-style: none;
  cursor: pointer;
  font-family: var(--font-head);
  font-weight: 500;
  font-size: clamp(16px, 1.6vw, 17px);
  line-height: 1.62;
  color: var(--mist);
  transition: color var(--dur) var(--ease);
}

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

.page-faq .faq-item summary::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1.1;
  color: var(--orange);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-item[open] summary {
  color: #ffffff;
}

.page-faq .faq-item[open] summary::after {
  content: "\2013";
  color: var(--neon);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: -3px;
}

.page-faq .faq-item__a {
  padding: 0 clamp(16px, 2.4vw, 24px) 20px;
  animation: faq-open 220ms var(--ease) both;
}

@keyframes faq-open {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-faq .faq-item__a p {
  margin: 0 0 12px;
  max-width: 42ch;
  font-size: 16px;
  line-height: 1.9;
  color: var(--slate);
}

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

/* ---------- 组尾转跳 ---------- */

.page-faq .faq-tail {
  margin: 22px 0 0;
  font-size: 15px;
  line-height: 1.9;
  color: var(--slate);
  max-width: 46ch;
}

.page-faq .faq-jump {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 122, 44, 0.5);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-jump::after {
  content: attr(data-target);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--slate);
  opacity: 0;
  transform: translateX(-5px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-jump:hover,
.page-faq .faq-jump:focus-visible {
  color: var(--orange-soft);
  border-bottom-color: var(--orange-soft);
  outline: none;
}

.page-faq .faq-jump:hover::after,
.page-faq .faq-jump:focus-visible::after {
  opacity: 1;
  transform: none;
}

/* ---------- 设备与网络配图 ---------- */

.page-faq .faq-figure {
  margin: clamp(22px, 3vw, 32px) 0 0;
  max-width: 440px;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-faq .faq-figure figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 兜底分组 ---------- */

.page-faq .faq-group--fallback {
  padding-top: clamp(52px, 7vw, 96px);
}

.page-faq .faq-fallback {
  display: grid;
  gap: 14px;
}

.page-faq .faq-fallback__card {
  display: grid;
  gap: 8px;
  padding: clamp(20px, 2.6vw, 28px);
  text-decoration: none;
  border: 1px solid var(--line);
  border-bottom: 3px solid var(--line);
  background: linear-gradient(180deg, rgba(22, 36, 74, 0.7), rgba(15, 26, 54, 0.4));
  clip-path: var(--faq-cut);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.page-faq .faq-fallback__card .mono-index {
  color: var(--neon);
  letter-spacing: 0.08em;
}

.page-faq .faq-fallback__card strong {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(18px, 2vw, 21px);
  letter-spacing: 0.02em;
  color: var(--mist);
}

.page-faq .faq-fallback__card span:last-child {
  font-size: 15px;
  line-height: 1.85;
  color: var(--slate);
}

.page-faq .faq-fallback__card:hover,
.page-faq .faq-fallback__card:focus-visible {
  border-color: var(--neon);
  border-bottom-color: var(--orange);
  background: linear-gradient(180deg, rgba(43, 74, 150, 0.6), rgba(15, 26, 54, 0.5));
  transform: translateY(-3px);
  outline: none;
}

.page-faq .faq-fallback__note {
  margin: 24px 0 0;
  padding-left: 18px;
  border-left: 2px solid var(--orange);
  max-width: 48ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--slate);
}

/* ---------- 宽屏 ---------- */

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    align-items: end;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-group__grid {
    grid-template-columns: 240px minmax(0, 1fr);
    align-items: start;
    gap: clamp(32px, 4vw, 64px);
  }

  .page-faq .faq-group__head {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-fallback {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-group--fallback .faq-group__grid {
    padding-bottom: clamp(20px, 3vw, 40px);
  }
}

@media (min-width: 1120px) {
  .page-faq .faq-group__body {
    max-width: 780px;
  }
}
</｜｜DSML｜｜ parameter>
</invoke>
</output>