.page-faq {
  --faq-rail: 236px;
  --faq-gap: clamp(20px, 2.6vw, 40px);
  --faq-block-gap: clamp(34px, 4.4vw, 60px);
}

.page-faq a {
  color: inherit;
}

/* ---------- 头部 / mast ---------- */

.page-faq .faq-mast {
  position: relative;
  padding: clamp(26px, 4.6vw, 60px) 0 clamp(24px, 3.4vw, 44px);
  border-bottom: 1px solid var(--hair);
  background:
    radial-gradient(120% 150% at 92% -20%, rgba(63, 224, 198, 0.13), transparent 58%),
    radial-gradient(90% 120% at 4% 110%, rgba(124, 92, 255, 0.10), transparent 62%),
    var(--ink);
}

.page-faq .faq-crumbs {
  margin-bottom: clamp(22px, 3vw, 38px);
}

.page-faq .faq-mast-grid {
  display: grid;
  gap: clamp(22px, 3vw, 48px);
  grid-template-columns: 1fr;
  align-items: end;
}

@media (min-width: 900px) {
  .page-faq .faq-mast-grid {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 1fr);
  }
}

.page-faq .faq-mast-text .eyebrow {
  color: var(--cyan);
}

.page-faq .faq-mast h1 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(30px, 4.8vw, 58px);
  line-height: 1.04;
  margin: 0.34em 0 0.5em;
  color: var(--text);
  text-wrap: balance;
  max-width: 16em;
}

.page-faq .faq-mast .lede {
  max-width: 38em;
  color: var(--muted);
  font-size: clamp(15px, 1.05vw, 17px);
  line-height: 1.78;
  margin: 0;
}

.page-faq .faq-mast-meta {
  list-style: none;
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px clamp(16px, 3vw, 34px);
  font-size: 13px;
  color: var(--muted);
}

.page-faq .faq-mast-meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}

.page-faq .faq-mast-meta .mono {
  font-size: 18px;
  color: var(--gold-soft);
  letter-spacing: 0.01em;
}

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

.page-faq .faq-mast-media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r);
  border: 1px solid var(--rule-2);
  object-fit: cover;
  box-shadow: var(--shadow-2);
}

.page-faq .faq-mast-media .media-caption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- 主外壳 ---------- */

.page-faq .faq-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
  padding-top: clamp(28px, 3.8vw, 52px);
  padding-bottom: clamp(40px, 6vw, 90px);
}

@media (min-width: 1024px) {
  .page-faq .faq-shell {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    align-items: start;
  }
}

/* ---------- 左侧索引 ---------- */

.page-faq .faq-rail-stick {
  border: 1px solid var(--rule);
  border-radius: var(--r);
  background: var(--panel);
  padding: 18px 18px 16px;
  box-shadow: var(--shadow-1);
}

@media (min-width: 1024px) {
  .page-faq .faq-rail-stick {
    position: sticky;
    top: 84px;
  }
}

.page-faq .faq-rail-title {
  margin: 0 0 14px;
  color: var(--gold-soft);
  font-size: 11px;
  letter-spacing: 0.22em;
}

.page-faq .faq-cat-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.page-faq .faq-cat-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 10px;
  border-radius: 6px;
  font-size: 14px;
  color: var(--text);
  text-decoration: none;
  border: 1px solid transparent;
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-faq .faq-cat-list a:hover,
.page-faq .faq-cat-list a:focus-visible {
  background: var(--panel-2);
  border-color: var(--rule);
}

.page-faq .faq-sw {
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 2px;
  display: inline-block;
}
.page-faq .faq-sw--data    { background: var(--cyan); }
.page-faq .faq-sw--rating  { background: var(--violet); }
.page-faq .faq-sw--use     { background: var(--orange); }
.page-faq .faq-sw--account { background: var(--gold-soft); }
.page-faq .faq-sw--partner { background: var(--warn); }
.page-faq .faq-sw--contact { background: var(--muted); }

.page-faq .faq-rail-note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--hair);
  font-size: 12px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-rail-note .mono {
  color: var(--gold-soft);
}

@media (max-width: 1023px) {
  .page-faq .faq-rail-stick {
    display: flex;
    align-items: center;
    gap: 14px;
    overflow-x: auto;
    padding: 12px 14px;
    -webkit-overflow-scrolling: touch;
  }
  .page-faq .faq-rail-title {
    margin: 0;
    flex: none;
  }
  .page-faq .faq-cat-list {
    flex-direction: row;
    gap: 6px;
    flex: none;
  }
  .page-faq .faq-cat-list li { flex: none; }
  .page-faq .faq-cat-list a {
    padding: 8px 12px;
    white-space: nowrap;
    border-color: var(--rule);
    background: var(--panel-2);
  }
  .page-faq .faq-rail-note { display: none; }
}

/* ---------- 问答流 ---------- */

.page-faq .faq-stream {
  display: flex;
  flex-direction: column;
  gap: var(--faq-block-gap);
  min-width: 0;
}

.page-faq .faq-block {
  scroll-margin-top: 96px;
  min-width: 0;
}

.page-faq .faq-block-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px 14px;
  padding-bottom: 14px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--rule);
}

.page-faq .faq-block-idx {
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-faq .faq-block-head .h-2 {
  margin: 0;
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: clamp(21px, 2.1vw, 28px);
}

.page-faq .faq-block-sub {
  flex: 1 1 100%;
  margin: 0;
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.7;
}

/* ---------- 折叠问答卡 ---------- */

.page-faq .qa {
  position: relative;
  border: 1px solid var(--rule);
  border-radius: var(--r);
  background: var(--panel);
  box-shadow: var(--shadow-1);
  transition: border-color var(--t-base) var(--ease), transform var(--t-base) var(--ease);
}

.page-faq .qa + .qa { margin-top: 10px; }

.page-faq .qa:hover { border-color: var(--rule-2); }

.page-faq .qa[open] { border-color: var(--rule-2); }

.page-faq .qa-q {
  list-style: none;
  position: relative;
  cursor: pointer;
  padding: 16px 20px 16px 22px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: clamp(15px, 1.1vw, 16.5px);
  line-height: 1.6;
  color: var(--text);
  transition: background var(--t-fast) var(--ease);
}

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

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

.page-faq .qa-q::after {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  margin-left: auto;
  margin-top: 7px;
  border-right: 1.5px solid var(--muted);
  border-bottom: 1.5px solid var(--muted);
  transform: rotate(45deg);
  transition: transform var(--t-base) var(--ease), border-color var(--t-base) var(--ease);
}

.page-faq .qa[open] .qa-q::after {
  transform: rotate(225deg);
  border-color: var(--cyan);
}

.page-faq .qa[open] .qa-q {
  background: linear-gradient(90deg, rgba(63, 224, 198, 0.07), transparent 46%);
  border-bottom: 1px solid var(--hair);
}

.page-faq .qa[open] .qa-q::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 3px;
  border-radius: 3px;
  background: var(--cyan);
}

.page-faq .qa-id {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
  margin-top: 4px;
  min-width: 40px;
}

.page-faq .qa[open] .qa-id {
  color: var(--cyan);
}

.page-faq .qa-text {
  flex: 1 1 auto;
  font-weight: 600;
  letter-spacing: -0.005em;
}

.page-faq .qa-a {
  padding: 14px 20px 18px 76px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

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

.page-faq .qa-a .link-cyan {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 224, 198, 0.4);
}

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

@media (max-width: 560px) {
  .page-faq .qa-q {
    padding: 14px 16px 14px 16px;
    gap: 10px;
  }
  .page-faq .qa-id { min-width: 34px; }
  .page-faq .qa-a { padding: 12px 16px 16px 40px; }
}

/* ---------- 入口与观看：左问右图错位 ---------- */

.page-faq .faq-block-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}

@media (min-width: 860px) {
  .page-faq .faq-block-body {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  }
  .page-faq .faq-block-media {
    margin-top: 40px;
  }
}

.page-faq .faq-block-media {
  margin: 0;
}

.page-faq .faq-block-media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r);
  border: 1px solid var(--rule);
  object-fit: cover;
  box-shadow: var(--shadow-1);
}

.page-faq .faq-block-media .media-caption {
  margin-top: 9px;
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--muted);
}

/* ---------- 找人协助 ---------- */

.page-faq .faq-block--contact .contact-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 720px) {
  .page-faq .faq-block--contact .contact-split {
    grid-template-columns: 1fr 1fr;
  }
}

.page-faq .contact-split-item {
  border: 1px solid var(--rule);
  border-radius: var(--r);
  background: var(--panel);
  padding: 20px 20px 22px;
  box-shadow: var(--shadow-1);
}

.page-faq .contact-split-item--alt {
  background: var(--panel-2);
  border-color: var(--rule-2);
}

.page-faq .contact-split-item .eyebrow {
  margin: 0 0 10px;
  color: var(--gold-soft);
  font-size: 11px;
  letter-spacing: 0.2em;
}

.page-faq .contact-split-val {
  margin: 0 0 12px;
  font-size: clamp(15px, 1.3vw, 18px);
  color: var(--text);
  letter-spacing: 0.01em;
  word-break: break-all;
}

.page-faq .contact-split-item p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

.page-faq .contact-tail {
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--hair);
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .contact-tail .link-cyan {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 224, 198, 0.4);
}

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

/* ---------- 动效 ---------- */

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