.page-faq {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.2rem, 4vw, 2.2rem) 0 clamp(2.2rem, 6vw, 3.8rem);
  background:
    radial-gradient(130% 100% at 100% 0%, rgba(231, 215, 189, 0.92) 0%, rgba(231, 215, 189, 0) 62%),
    var(--paper);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -14%;
  bottom: -42%;
  width: min(520px, 72vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background: rgba(168, 199, 197, 0.16);
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.8rem);
}

.page-faq .faq-hero-copy {
  min-width: 0;
}

.page-faq .faq-crumb {
  font-size: 0.8rem;
  margin-bottom: 0.7rem;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.85rem, 6vw, 3.5rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 0.6rem 0 0;
  max-width: 18ch;
}

.page-faq .faq-hero .lede {
  margin-top: 1rem;
  max-width: 46ch;
  font-size: clamp(0.95rem, 2.6vw, 1.05rem);
  line-height: 1.85;
  color: #33454b;
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: clamp(1.1rem, 3vw, 1.7rem);
}

.page-faq .faq-jump a {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(92, 104, 104, 0.34);
  background: rgba(255, 252, 243, 0.78);
  color: var(--abyss);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  background: var(--abyss);
  border-color: var(--abyss);
  color: var(--paper);
}

.page-faq .faq-hero-media {
  margin: 0;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 22px 44px -30px rgba(11, 42, 58, 0.6);
}

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

/* ---------- 主体两列 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: clamp(1.3rem, 4vw, 2.4rem);
  padding: clamp(1.8rem, 5vw, 3rem) 0 clamp(3rem, 8vw, 5rem);
}

.page-faq .faq-rail {
  display: grid;
  gap: 1rem;
  align-content: start;
  min-width: 0;
}

.page-faq .faq-index {
  position: relative;
  overflow: hidden;
  padding: clamp(1.1rem, 3vw, 1.5rem);
  border-radius: var(--radius-lg);
  background: var(--abyss);
  color: var(--paper);
}

.page-faq .faq-index::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  background: var(--signal);
}

.page-faq .faq-index-title {
  margin: 0 0 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
}

.page-faq .faq-index-link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.55rem;
  padding: 0.5rem 0.65rem;
  border-radius: 12px;
  background: rgba(255, 252, 243, 0.06);
  color: var(--paper);
  font-size: 0.9rem;
  text-decoration: none;
  transition: background var(--dur) var(--ease);
}

.page-faq .faq-index-link:hover,
.page-faq .faq-index-link:focus-visible {
  background: rgba(242, 106, 46, 0.22);
}

.page-faq .faq-index-num {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--signal);
}

.page-faq .faq-index-count {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--mist);
}

.page-faq .faq-links {
  padding: 1rem 1.1rem;
  border: 1px dashed rgba(92, 104, 104, 0.45);
  border-radius: var(--radius-md);
  background: rgba(255, 252, 243, 0.72);
}

.page-faq .faq-links-title {
  margin: 0 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--stone);
}

.page-faq .faq-links-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.page-faq .faq-links-list a {
  color: var(--abyss-700);
  font-size: 0.88rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(18, 63, 87, 0.25);
  padding-bottom: 1px;
}

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

/* ---------- 问答组 ---------- */
.page-faq .faq-groups {
  display: grid;
  gap: clamp(1rem, 3.2vw, 1.6rem);
  min-width: 0;
}

.page-faq .faq-group {
  padding: clamp(1.1rem, 3.4vw, 1.9rem);
  border-radius: var(--radius-lg);
  background: var(--paper-hi);
  border: 1px solid rgba(92, 104, 104, 0.16);
  scroll-margin-top: 1.5rem;
}

.page-faq .faq-group--version {
  background: linear-gradient(180deg, rgba(168, 199, 197, 0.24), rgba(255, 252, 243, 0.9) 42%);
  border-color: rgba(18, 63, 87, 0.2);
}

.page-faq .faq-group--archive {
  background: var(--sand);
  border-color: rgba(183, 102, 79, 0.4);
}

.page-faq .faq-group--offline {
  background: linear-gradient(200deg, rgba(168, 199, 197, 0.3), var(--paper-hi) 60%);
}

.page-faq .faq-group--contact {
  background: linear-gradient(180deg, rgba(231, 215, 189, 0.55), rgba(255, 252, 243, 0.95) 70%);
}

.page-faq .faq-group-head {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  flex-wrap: wrap;
  padding-bottom: 0.7rem;
  border-bottom: 2px solid rgba(11, 42, 58, 0.12);
}

.page-faq .faq-group-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--signal);
}

.page-faq .faq-group-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.1rem, 3.4vw, 1.38rem);
  line-height: 1.35;
  color: var(--abyss);
}

.page-faq .faq-group-sub {
  margin: 0.65rem 0 0.4rem;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--stone);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-item {
  border-top: 1px solid rgba(92, 104, 104, 0.22);
}

.page-faq .faq-item:first-of-type {
  border-top: 0;
}

.page-faq .faq-q {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  padding: 0.95rem 0;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: clamp(0.97rem, 2.6vw, 1.05rem);
  line-height: 1.55;
  color: var(--ink);
}

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

.page-faq .faq-q::after {
  content: "+";
  flex: 0 0 auto;
  margin-left: auto;
  width: 1.55rem;
  height: 1.55rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(11, 42, 58, 0.08);
  color: var(--abyss);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  line-height: 1;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-item[open] > .faq-q::after {
  content: "–";
  background: var(--signal);
  color: #ffffff;
}

.page-faq .faq-q:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
  border-radius: 6px;
}

.page-faq .faq-a {
  padding: 0 0 1.15rem;
  font-size: 0.94rem;
  line-height: 1.85;
  color: #2b3b41;
}

.page-faq .faq-a p {
  margin: 0 0 0.5rem;
}

.page-faq .faq-a a {
  color: var(--abyss-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

.page-faq .faq-steps {
  counter-reset: faqstep;
  list-style: none;
  margin: 0.7rem 0 0.3rem;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-faq .faq-steps li {
  counter-increment: faqstep;
  display: grid;
  grid-template-columns: 1.6rem minmax(0, 1fr);
  gap: 0.6rem;
  align-items: start;
  line-height: 1.75;
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--signal);
  border: 1px solid rgba(242, 106, 46, 0.45);
  border-radius: 6px;
  height: 1.35rem;
  display: grid;
  place-items: center;
  margin-top: 0.28rem;
}

.page-faq .faq-note {
  margin-top: 0.75rem;
  padding: 0.6rem 0.85rem;
  border-left: 3px solid var(--mist);
  border-radius: 0 10px 10px 0;
  background: rgba(168, 199, 197, 0.2);
  font-size: 0.87rem;
  line-height: 1.75;
  color: #3b4a50;
}

.page-faq .faq-a .tag {
  font-size: 0.7rem;
  vertical-align: middle;
}

.page-faq .faq-a .meta-mono {
  font-size: 0.82rem;
}

.page-faq .faq-figure {
  margin: 1rem 0 0.2rem;
  border-radius: var(--radius-md);
  overflow: hidden;
}

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

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero-inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
  }

  .page-faq .faq-hero-media {
    aspect-ratio: 5 / 4;
  }

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

@media (min-width: 960px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(0, 252px) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 1.5rem;
  }

  .page-faq .faq-index-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-faq .faq-figure {
    max-width: 62%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump a,
  .page-faq .faq-index-link,
  .page-faq .faq-q::after {
    transition: none;
  }
}
<<<END>>>