.page-faq {
  --faq-radius: 4px;
  --faq-line: rgba(201, 210, 224, 0.14);
  display: block;
  background: var(--void);
  color: var(--silver);
  font-family: var(--font-body);
  padding-bottom: clamp(64px, 10vw, 128px);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(40px, 7vw, 88px) 0 clamp(32px, 5vw, 64px);
}

.page-faq .faq-hero .breadcrumbs {
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-faq .faq-hero__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--signal);
  text-transform: uppercase;
}

.page-faq .faq-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(46px, 11vw, 120px);
  line-height: 0.94;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-faq .faq-hero__lede {
  max-width: 60ch;
  margin: clamp(20px, 3vw, 30px) 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: var(--silver);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--silver-dim);
}

/* ---------- 速查卡 ---------- */
.page-faq .faq-quick {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-top: clamp(34px, 5vw, 58px);
}

.page-faq .faq-quick__card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: clamp(20px, 2.6vw, 30px);
  border: 1px solid var(--line-strong);
  border-radius: var(--faq-radius);
  background: var(--glass-bg);
  text-decoration: none;
  transition: border-color 0.22s ease, transform 0.22s ease, background-color 0.22s ease;
}

.page-faq .faq-quick__card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  border-radius: var(--faq-radius) 0 0 var(--faq-radius);
  background: var(--signal);
  opacity: 0.85;
}

.page-faq .faq-quick__card--b::before { background: var(--mint); }
.page-faq .faq-quick__card--c::before { background: var(--silver-dim); }

.page-faq .faq-quick__card:hover,
.page-faq .faq-quick__card:focus-visible {
  border-color: var(--signal);
  background: rgba(23, 40, 74, 0.85);
  transform: translateY(-4px);
}

.page-faq .faq-quick__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--signal);
}

.page-faq .faq-quick__card--b .faq-quick__num { color: var(--mint); }
.page-faq .faq-quick__card--c .faq-quick__num { color: var(--silver-dim); }

.page-faq .faq-quick__t {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.2;
  color: var(--white);
}

.page-faq .faq-quick__d {
  font-size: 13px;
  line-height: 1.75;
  color: var(--silver-dim);
}

.page-faq .faq-quick__go {
  margin-top: auto;
  padding-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--signal-soft);
}

/* ---------- 斜切过渡 ---------- */
.page-faq .faq-slant {
  height: clamp(40px, 6vw, 72px);
  margin: clamp(8px, 2vw, 20px) 0 clamp(24px, 4vw, 44px);
  background: linear-gradient(100deg, rgba(255, 107, 44, 0.16), rgba(79, 224, 181, 0.10) 52%, rgba(201, 210, 224, 0) 88%);
  clip-path: polygon(0 0, 100% 42%, 100% 100%, 0 100%);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 56px);
}

.page-faq .faq-side__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--silver-dim);
  text-transform: uppercase;
}

.page-faq .faq-side__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-side__link {
  position: relative;
  display: block;
  padding: 7px 13px;
  border: 1px solid var(--faq-line);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--silver-dim);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-faq .faq-side__link:hover,
.page-faq .faq-side__link:focus-visible {
  color: var(--white);
  border-color: var(--line-strong);
}

/* ---------- 章节 ---------- */
.page-faq .faq-chapter {
  padding-top: clamp(38px, 5vw, 58px);
  scroll-margin-top: 120px;
}

.page-faq .faq-chapter:first-child {
  padding-top: 0;
}

.page-faq .faq-chapter__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: clamp(14px, 2vw, 24px);
  align-items: baseline;
  padding-bottom: 16px;
  margin-bottom: clamp(20px, 3vw, 30px);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-chapter__index {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(20px, 3vw, 30px);
  line-height: 1;
  color: rgba(201, 210, 224, 0.26);
  transition: color 0.3s ease;
}

.page-faq .faq-chapter__index.is-active {
  color: var(--signal);
}

.page-faq .faq-chapter__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(23px, 3.4vw, 38px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .faq-chapter__lead {
  grid-column: 1 / -1;
  max-width: 66ch;
  margin: 13px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--silver-dim);
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .faq-item {
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
  background: rgba(14, 26, 51, 0.6);
  transition: border-color 0.22s ease, background-color 0.22s ease;
}

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

.page-faq .faq-item[open] {
  border-color: var(--signal);
  background: rgba(23, 40, 74, 0.72);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: clamp(16px, 2.2vw, 22px) clamp(16px, 2.4vw, 26px);
  font-size: clamp(15px, 1.5vw, 16.5px);
  font-weight: 500;
  line-height: 1.6;
  color: var(--white);
  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__q::after {
  content: "";
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  margin-left: auto;
  margin-top: 6px;
  border-right: 2px solid var(--silver-dim);
  border-bottom: 2px solid var(--silver-dim);
  transform: rotate(45deg);
  transition: transform 0.22s ease, border-color 0.22s ease;
}

.page-faq .faq-item[open] .faq-item__q::after {
  border-color: var(--mint);
  transform: rotate(-135deg);
}

.page-faq .faq-item__a {
  padding: 0 clamp(16px, 2.4vw, 26px) clamp(18px, 2.4vw, 24px);
}

.page-faq .faq-item__a::before {
  content: "";
  display: block;
  height: 1px;
  margin-bottom: 15px;
  background: var(--faq-line);
}

.page-faq .faq-item__a p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--silver);
}

.page-faq .faq-item__a a {
  color: var(--signal-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

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

/* ---------- 示意图 ---------- */
.page-faq .faq-figure {
  margin: clamp(26px, 4vw, 42px) 0 0;
  border: 1px solid var(--faq-line);
  border-radius: var(--faq-radius);
  overflow: hidden;
  background: var(--deep);
}

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

.page-faq .faq-figure figcaption {
  padding: 13px 18px 15px;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--silver-dim);
  border-top: 1px solid var(--faq-line);
  background: rgba(23, 40, 74, 0.5);
}

/* ---------- 结尾指引 ---------- */
.page-faq .faq-more {
  margin-top: clamp(44px, 6vw, 72px);
  padding: clamp(22px, 3vw, 32px);
  border-top: 2px solid var(--signal);
  border-radius: 0 0 var(--faq-radius) var(--faq-radius);
  background: rgba(14, 26, 51, 0.7);
}

.page-faq .faq-more__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--signal);
  text-transform: uppercase;
}

.page-faq .faq-more__text {
  max-width: 58ch;
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--silver);
}

.page-faq .faq-more__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-quick {
    grid-template-columns: 1.4fr 1fr 1.15fr;
    align-items: stretch;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(160px, 208px) minmax(0, 1fr);
    gap: clamp(40px, 6vw, 88px);
  }

  .page-faq .faq-side {
    position: sticky;
    top: 104px;
    align-self: start;
  }

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

  .page-faq .faq-side__link {
    padding: 9px 0;
    border: 0;
    border-radius: 0;
    font-size: 14px;
  }

  .page-faq .faq-side__link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 5px;
    width: 0;
    height: 1px;
    background: var(--signal);
    transition: width 0.24s ease;
  }

  .page-faq .faq-side__link:hover::after,
  .page-faq .faq-side__link:focus-visible::after {
    width: 100%;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-chapter__head {
    grid-template-columns: auto minmax(0, 1fr) minmax(0, 30ch);
    align-items: start;
  }

  .page-faq .faq-chapter__lead {
    grid-column: 3;
    margin-top: 6px;
  }
}
<<<END>>>