.page-faq {
  --faq-answer: rgba(245, 239, 228, .84);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.24;
  margin: 0;
  color: var(--ink);
}

.page-faq .faq-head {
  padding: 44px 0 36px;
}

.page-faq .faq-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ink-soft);
  margin-bottom: 22px;
}

.page-faq .faq-crumb a {
  color: var(--jade);
  text-decoration: none;
  border-bottom: 1px solid var(--jade-soft);
}

.page-faq .faq-crumb a:hover {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar-soft);
}

.page-faq .faq-head__title {
  display: flex;
  align-items: flex-start;
  gap: 18px;
}

.page-faq .faq-head__title h1 {
  flex: 1;
  min-width: 0;
  font-size: clamp(30px, 6.4vw, 58px);
}

.page-faq .faq-head__title .v-note {
  flex: none;
  margin-top: 10px;
}

.page-faq .faq-lead {
  max-width: 34em;
  margin: 22px 0 0;
  font-size: 17px;
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-faq .faq-stats {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 30px;
  margin: 30px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
}

.page-faq .faq-stats li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  color: var(--ink-soft);
}

.page-faq .faq-stats .mono {
  font-family: var(--font-mono);
  font-size: 17px;
  letter-spacing: .02em;
  color: var(--ink);
}

/* ---------- 主体双栏 ---------- */

.page-faq .faq-body {
  padding: 48px 0 64px;
}

.page-faq .faq-layout {
  display: grid;
  gap: 40px;
}

.page-faq .faq-side__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--ink-soft);
  margin: 0 0 6px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ink-14);
}

.page-faq .faq-topics-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-topics-nav a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  transition: color 200ms var(--ease), padding-left 200ms var(--ease);
}

.page-faq .faq-topics-nav a:hover {
  color: var(--cinnabar);
  padding-left: 6px;
}

.page-faq .faq-topics-nav .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--cinnabar);
}

.page-faq .faq-side__figure {
  margin: 32px 0 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 2 / 3;
}

.page-faq .faq-side__figure .figure__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 六条高频问答 ---------- */

.page-faq .faq-main__head {
  margin-bottom: 8px;
}

.page-faq .faq-main__head .tag {
  display: inline-block;
  margin-bottom: 16px;
}

.page-faq .faq-main__head h2 {
  font-size: clamp(24px, 4.4vw, 36px);
}

.page-faq .faq-main__head p {
  max-width: 34em;
  margin: 14px 0 28px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-faq .qa {
  border-bottom: 1px solid var(--line);
}

.page-faq .qa:first-of-type {
  border-top: 1px solid var(--line);
}

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 22px 0;
  list-style: none;
  cursor: pointer;
}

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

.page-faq .qa__q::marker {
  content: "";
}

.page-faq .qa__idx {
  flex: none;
  padding-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cinnabar);
}

.page-faq .qa__title {
  flex: 1;
  min-width: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 18px;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--ink);
  transition: color 200ms var(--ease);
}

.page-faq .qa__q:hover .qa__title {
  color: var(--cinnabar);
}

.page-faq .qa__mark {
  position: relative;
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 4px;
  margin-left: auto;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--sand);
  transition: background 220ms var(--ease), border-color 220ms var(--ease);
}

.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  background: var(--ink-soft);
  border-radius: 2px;
  transition: transform 240ms var(--ease), opacity 240ms var(--ease), background 220ms var(--ease);
}

.page-faq .qa__mark::before {
  left: 5px;
  right: 5px;
  top: 50%;
  height: 1.5px;
  margin-top: -.75px;
}

.page-faq .qa__mark::after {
  top: 5px;
  bottom: 5px;
  left: 50%;
  width: 1.5px;
  margin-left: -.75px;
}

.page-faq .qa[open] .qa__mark {
  background: var(--cinnabar);
  border-color: var(--cinnabar);
}

.page-faq .qa[open] .qa__mark::before,
.page-faq .qa[open] .qa__mark::after {
  background: var(--sand);
}

.page-faq .qa[open] .qa__mark::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .qa__a {
  padding: 0 0 22px;
}

.page-faq .qa[open] .qa__a {
  animation: faq-answer-in 260ms var(--ease) both;
}

.page-faq .qa__a p {
  max-width: 40em;
  margin: 0 0 .9em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-soft);
}

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

.page-faq .qa__a a {
  color: var(--jade);
  text-decoration: none;
  border-bottom: 1px solid var(--jade-soft);
}

.page-faq .qa__a a:hover {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar-soft);
}

.page-faq .qa__a mark {
  background: rgba(217, 168, 92, .34);
  color: var(--ink);
  padding: 1px 5px;
  border-radius: 5px;
}

@keyframes faq-answer-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 深青步骤区 ---------- */

.page-faq .faq-steps {
  position: relative;
  margin: 24px 0;
  padding: 56px 0 64px;
  color: var(--paper);
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(63, 111, 106, .55), transparent 62%),
    var(--deep);
}

.page-faq .faq-steps__grid {
  display: grid;
  gap: 40px;
}

.page-faq .faq-steps__eyebrow {
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-faq .faq-steps h2 {
  font-size: clamp(26px, 5vw, 42px);
  color: var(--paper);
}

.page-faq .faq-steps__lead {
  max-width: 32em;
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--faq-answer);
}

.page-faq .step-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .step-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 30px 0 26px;
}

.page-faq .step-tab {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid rgba(245, 239, 228, .3);
  color: rgba(245, 239, 228, .72);
  font-size: 14px;
  line-height: 1.4;
  cursor: pointer;
  transition: background 240ms var(--ease), color 240ms var(--ease), border-color 240ms var(--ease);
}

.page-faq .step-tab .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  opacity: .85;
}

.page-faq .step-tab:hover {
  border-color: rgba(217, 168, 92, .85);
  color: var(--paper);
}

.page-faq .step-panel {
  display: none;
}

.page-faq #vstep-1:checked ~ .step-tabs label[for="vstep-1"],
.page-faq #vstep-2:checked ~ .step-tabs label[for="vstep-2"],
.page-faq #vstep-3:checked ~ .step-tabs label[for="vstep-3"] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

.page-faq #vstep-1:checked ~ .step-panels .step-panel--1,
.page-faq #vstep-2:checked ~ .step-panels .step-panel--2,
.page-faq #vstep-3:checked ~ .step-panels .step-panel--3 {
  display: block;
  animation: faq-panel-in 280ms var(--ease) both;
}

@keyframes faq-panel-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-faq .step-list {
  list-style: none;
  counter-reset: st;
  margin: 0 0 20px;
  padding: 0;
}

.page-faq .step-list > li {
  counter-increment: st;
  position: relative;
  padding-left: 36px;
  margin-bottom: 16px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--faq-answer);
}

.page-faq .step-list > li:last-child {
  margin-bottom: 0;
}

.page-faq .step-list > li::before {
  content: counter(st, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: .2em;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-faq .step-tip {
  margin: 0;
  padding: 4px 0 4px 16px;
  border-left: 2px solid var(--cinnabar-soft);
  font-size: 15px;
  line-height: 1.78;
  color: rgba(245, 239, 228, .74);
}

.page-faq .faq-steps__figure {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(245, 239, 228, .06);
}

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

.page-faq .figcaption {
  display: block;
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: rgba(245, 239, 228, .6);
}

/* ---------- 五组主题 ---------- */

.page-faq .faq-topics {
  padding: 64px 0 56px;
}

.page-faq .faq-topics__head {
  max-width: 34em;
  margin-bottom: 34px;
}

.page-faq .faq-topics__head .tag {
  display: inline-block;
  margin-bottom: 16px;
}

.page-faq .faq-topics__head h2 {
  font-size: clamp(24px, 4.6vw, 38px);
}

.page-faq .faq-topics__head p {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ink-soft);
}

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

.page-faq .topic {
  position: relative;
  scroll-margin-top: 100px;
  padding: 24px 22px 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: var(--sand);
  transition: border-color 240ms var(--ease), box-shadow 240ms var(--ease), transform 240ms var(--ease);
}

.page-faq .topic:hover {
  border-color: var(--cinnabar-soft);
  box-shadow: 0 16px 34px -26px rgba(20, 16, 14, .55);
  transform: translateY(-2px);
}

.page-faq .topic__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--cinnabar);
}

.page-faq .topic h3 {
  margin: 10px 0 8px;
  font-size: 20px;
  color: var(--ink);
}

.page-faq .topic__count {
  margin: 0 0 14px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--jade);
}

.page-faq .topic__count .mono {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--jade);
}

.page-faq .topic__q {
  margin: 0 0 10px;
  padding-left: 13px;
  border-left: 2px solid var(--jade-soft);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.page-faq .topic__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ---------- 联系收尾 ---------- */

.page-faq .faq-help {
  padding: 0 0 84px;
}

.page-faq .faq-help__card {
  display: grid;
  gap: 20px;
  padding: 34px 24px;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(110% 120% at 100% 0%, rgba(63, 111, 106, .45), transparent 60%),
    var(--ink);
  color: var(--paper);
}

.page-faq .faq-help__card h2 {
  font-size: clamp(22px, 4.2vw, 32px);
  color: var(--paper);
}

.page-faq .faq-help__lead {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(245, 239, 228, .74);
}

.page-faq .faq-help__rows {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(245, 239, 228, .16);
}

.page-faq .faq-help__rows li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 18px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(245, 239, 228, .16);
}

.page-faq .faq-help__k {
  min-width: 76px;
  font-size: 13px;
  letter-spacing: .1em;
  color: rgba(245, 239, 228, .58);
}

.page-faq .faq-help__v {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .01em;
  color: var(--sand);
  overflow-wrap: anywhere;
}

.page-faq .faq-help__hint {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(245, 239, 228, .62);
}

.page-faq .faq-help__card .btn {
  justify-self: start;
}

/* ---------- 断点 ---------- */

@media (max-width: 559px) {
  .page-faq .faq-head__title .v-note {
    display: none;
  }

  .page-faq .qa__title {
    font-size: 17px;
  }
}

@media (min-width: 640px) {
  .page-faq .faq-topics__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-help__card {
    padding: 42px 38px;
  }
}

@media (min-width: 768px) {
  .page-faq .faq-head {
    padding: 76px 0 56px;
  }

  .page-faq .qa__q {
    gap: 18px;
    padding: 26px 0;
  }

  .page-faq .qa__title {
    font-size: 21px;
  }

  .page-faq .qa__a {
    padding: 0 40px 26px 42px;
  }

  .page-faq .faq-steps {
    padding: 72px 0 80px;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-body {
    padding: 64px 0 88px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 64px;
    align-items: start;
  }

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

  .page-faq .faq-steps__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-topics {
    padding: 88px 0 72px;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-topics__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa[open] .qa__a,
  .page-faq #vstep-1:checked ~ .step-panels .step-panel--1,
  .page-faq #vstep-2:checked ~ .step-panels .step-panel--2,
  .page-faq #vstep-3:checked ~ .step-panels .step-panel--3 {
    animation: none;
  }

  .page-faq .topic:hover {
    transform: none;
  }
}
<<<END>>>