.page-faq {
  --faq-line: 1px solid var(--c-line);
  --faq-ease: 180ms ease;
  display: block;
  background-image: radial-gradient(1100px 460px at 84% -6%, rgba(59, 240, 208, 0.08), transparent 62%);
}

.page-faq .breadcrumbs {
  padding-top: clamp(14px, 2.4vw, 22px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  display: grid;
  gap: clamp(20px, 3.2vw, 40px);
  padding: clamp(16px, 2.6vw, 30px) 0 clamp(28px, 4.4vw, 52px);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--c-cyan), rgba(59, 240, 208, 0) 60%);
  opacity: 0.5;
}

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

.page-faq .faq-hero__title {
  margin: 0 0 16px;
  font-size: clamp(2.05rem, 6vw, 3.5rem);
  line-height: 1.02;
  font-weight: 700;
  letter-spacing: -0.022em;
  color: var(--c-mint);
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 36rem;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--c-cool);
}

.page-faq .faq-hero__media {
  margin: 0;
  border: var(--faq-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--c-night);
  box-shadow: var(--shadow-1);
}

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

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: end;
  }
  .page-faq .faq-hero__media img {
    aspect-ratio: 9 / 7;
  }
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
  padding: clamp(24px, 4vw, 46px) 0 clamp(48px, 7vw, 88px);
}

@media (min-width: 1000px) {
  .page-faq .faq-body {
    grid-template-columns: var(--col-index) minmax(0, 1fr);
  }
}

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

@media (min-width: 1000px) {
  .page-faq .faq-nav {
    position: sticky;
    top: calc(var(--header-h, 104px) + 24px);
  }
}

.page-faq .faq-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-nav__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 2px;
  border-bottom: var(--faq-line);
  color: var(--c-slate);
  text-decoration: none;
  font-size: 13.5px;
  line-height: 1.5;
  transition: color var(--faq-ease), border-color var(--faq-ease);
}

.page-faq .faq-nav__link:hover,
.page-faq .faq-nav__link:focus-visible {
  color: var(--c-cyan);
  border-bottom-color: rgba(59, 240, 208, 0.4);
}

.page-faq .faq-nav__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-cyan);
  opacity: 0.85;
}

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

@media (max-width: 999px) {
  .page-faq .faq-nav__list {
    display: flex;
    flex-wrap: nowrap;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
    scrollbar-width: none;
  }
  .page-faq .faq-nav__list::-webkit-scrollbar {
    display: none;
  }
  .page-faq .faq-nav__link {
    white-space: nowrap;
    border: var(--faq-line);
    border-radius: 999px;
    padding: 8px 14px;
    background: rgba(6, 25, 23, 0.6);
  }
}

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

/* ---------- 分组 ---------- */
.page-faq .faq-group + .faq-group {
  margin-top: clamp(38px, 5.6vw, 72px);
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  border-bottom: var(--faq-line);
}

.page-faq .faq-group__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--c-cyan);
  border-bottom: 2px solid var(--c-cyan);
  padding-bottom: 2px;
}

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(1.18rem, 2.6vw, 1.62rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--c-mint);
}

.page-faq .faq-group__lead {
  margin: 14px 0 0;
  max-width: 38rem;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-slate);
}

.page-faq .faq-group__body::after {
  content: "";
  display: block;
  clear: both;
}

/* ---------- 速查卡片 ---------- */
.page-faq .faq-quick {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

@media (min-width: 620px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1120px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-faq .faq-quick__card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 16px 14px;
  border: var(--faq-line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(22, 36, 63, 0.55), rgba(6, 25, 23, 0.6));
  text-decoration: none;
  color: inherit;
  transition: transform var(--faq-ease), border-color var(--faq-ease), box-shadow var(--faq-ease);
}

.page-faq .faq-quick__card:hover,
.page-faq .faq-quick__card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(59, 240, 208, 0.45);
  box-shadow: var(--shadow-2);
}

.page-faq .faq-quick__q {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-mint);
}

.page-faq .faq-quick__a {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--c-slate);
}

.page-faq .faq-quick__go {
  margin-top: auto;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--c-cyan);
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-item {
  border-bottom: var(--faq-line);
}

.page-faq .faq-item:first-of-type {
  border-top: var(--faq-line);
  margin-top: 18px;
}

.page-faq .faq-q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 2px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-cool);
  transition: color var(--faq-ease);
}

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

.page-faq .faq-q::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.4;
  color: var(--c-cyan);
  transition: transform var(--faq-ease);
}

.page-faq .faq-q:hover {
  color: var(--c-mint);
}

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

.page-faq .faq-item[open] .faq-q {
  color: var(--c-mint);
}

.page-faq .faq-item[open] .faq-q::after {
  transform: rotate(45deg);
}

.page-faq .faq-a {
  max-width: 40rem;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--c-cool);
}

.page-faq .faq-item[open] .faq-a {
  padding: 14px 18px 16px;
  margin: 0 0 16px;
  border-left: 2px solid var(--c-cyan);
  border-radius: var(--radius);
  background: rgba(232, 245, 241, 0.045);
  box-shadow: var(--shadow-1);
}

/* ---------- 章节配图 ---------- */
.page-faq .faq-figure {
  margin: 18px 0 0;
  border: var(--faq-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--c-night);
  box-shadow: var(--shadow-1);
}

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

.page-faq .faq-figure figcaption {
  padding: 10px 14px;
  border-top: var(--faq-line);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--c-slate);
}

@media (min-width: 780px) {
  .page-faq .faq-figure--float {
    float: right;
    width: 300px;
    margin: 22px 0 16px 28px;
  }
}

/* ---------- 联系区块 ---------- */
.page-faq .faq-help {
  margin-top: 22px;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid rgba(255, 162, 58, 0.28);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(94, 27, 46, 0.5), rgba(6, 25, 23, 0.74));
  box-shadow: var(--shadow-1);
}

.page-faq .faq-help__title {
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--c-mint);
}

.page-faq .faq-help__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-faq .faq-help__row {
  display: grid;
  gap: 4px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(199, 210, 208, 0.12);
}

.page-faq .faq-help__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-help__key {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--c-amber);
}

.page-faq .faq-help__val {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-cool);
  word-break: break-word;
}

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

.page-faq .faq-help__note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 162, 58, 0.22);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-slate);
}

.page-faq .faq-help__note a {
  color: var(--c-cool);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

@media (min-width: 560px) {
  .page-faq .faq-help__row {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 12px;
    align-items: baseline;
  }
}
</</PAGE_CSS>>>