.page-faq {
  overflow-x: clip;
}

.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: clamp(18px, 3vw, 28px) 0 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--stone);
}

.page-faq .breadcrumb a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 160ms var(--ease);
}

.page-faq .breadcrumb a:hover {
  border-bottom-color: var(--ochre);
}

.page-faq .breadcrumb .breadcrumb__sep {
  color: var(--line-strong);
}

/* 首屏 */
.page-faq .faq-intro {
  padding: clamp(24px, 5vw, 56px) 0 clamp(40px, 7vw, 80px);
}

.page-faq .faq-intro__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 48px);
}

@media (min-width: 860px) {
  .page-faq .faq-intro__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }
}

.page-faq .faq-intro__text h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.4rem, 7vw, 5.5rem);
  line-height: 1.1;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-faq .faq-intro__lede {
  margin: 20px 0 0;
  max-width: 40ch;
  font-size: 17px;
  line-height: 1.85;
  color: var(--ink);
}

.page-faq .faq-intro__tags {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
}

.page-faq .faq-intro__tags li {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding-right: 22px;
  border-right: 1px solid var(--line);
}

.page-faq .faq-intro__tags li:last-child {
  padding-right: 0;
  border-right: none;
}

.page-faq .faq-intro__tags strong {
  font-family: var(--font-display);
  font-size: clamp(24px, 2.4vw, 30px);
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--ochre);
}

.page-faq .faq-intro__tags span {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--stone);
}

.page-faq .faq-intro__media {
  position: relative;
  margin: 0;
  padding: 0 0 24px 20px;
}

.page-faq .faq-intro__media::before {
  content: "";
  position: absolute;
  top: 16px;
  left: 0;
  right: 8px;
  bottom: 40px;
  background: var(--mist);
  opacity: .13;
  z-index: 0;
}

.page-faq .faq-intro__media-frame {
  position: relative;
  z-index: 1;
  padding: 10px;
  background: var(--paper-white);
  box-shadow: var(--shadow-sheet);
}

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

.page-faq .faq-intro__media > .sticker {
  position: absolute;
  top: 20px;
  left: 14px;
  z-index: 3;
  padding: 6px 12px;
  background: var(--cinnabar);
  color: var(--paper);
  font-size: 11px;
  letter-spacing: .2em;
  transform: rotate(-5deg);
  box-shadow: 0 2px 4px rgba(30, 46, 56, .14);
}

.page-faq .faq-intro__media figcaption {
  position: relative;
  z-index: 1;
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: .04em;
  color: var(--stone);
}

/* 三步自查 */
.page-faq .faq-steps-section {
  background: rgba(169, 194, 207, .16);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-steps-section__head,
.page-faq .faq-groups-section__head,
.page-faq .faq-glossary-section__head {
  max-width: 48ch;
}

.page-faq .faq-steps-section__head h2,
.page-faq .faq-groups-section__head h2,
.page-faq .faq-glossary-section__head h2 {
  margin: 10px 0 12px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.8rem, 4vw, 2.9rem);
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-faq .faq-steps-section__head > p:last-child,
.page-faq .faq-groups-section__head > p:last-child,
.page-faq .faq-glossary-section__head > p:last-child {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-faq .faq-steps-band {
  position: relative;
  margin: clamp(24px, 4vw, 36px) 0 0;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 22px 100%, 0 calc(100% - 22px));
}

.page-faq .faq-steps-band img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 5;
  object-fit: cover;
}

.page-faq .faq-steps {
  list-style: none;
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 760px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    align-items: start;
  }

  .page-faq .faq-step:nth-child(2) {
    margin-top: 22px;
  }

  .page-faq .faq-step:nth-child(3) {
    margin-top: 44px;
  }
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  padding: 20px 18px 22px;
  background: var(--paper-white);
  border: 1px solid var(--line);
  border-left: 3px solid var(--ochre);
  box-shadow: 0 1px 0 rgba(30, 46, 56, .05);
}

.page-faq .faq-step__node {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  color: var(--ochre);
}

.page-faq .faq-step__node svg {
  width: 22px;
  height: 22px;
}

.page-faq .faq-step__no {
  display: block;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--stone);
}

.page-faq .faq-step__body h3 {
  margin: 4px 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  color: var(--ink);
}

.page-faq .faq-step__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

/* 问答分组 */
.page-faq .faq-groups {
  margin: clamp(28px, 4vw, 40px) 0 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

@media (min-width: 680px) {
  .page-faq .faq-groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }
}

@media (min-width: 1060px) {
  .page-faq .faq-groups {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    align-items: start;
  }
}

.page-faq .faq-column {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 22px 16px 18px;
  background: var(--paper-white);
  border: 1px solid var(--line);
}

.page-faq .faq-column::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--ochre);
}

.page-faq .faq-column:last-child::before {
  background: var(--cinnabar);
}

.page-faq .faq-column__head {
  margin-bottom: 14px;
}

.page-faq .faq-column__no {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--ochre);
}

.page-faq .faq-column:last-child .faq-column__no {
  color: var(--cinnabar);
}

.page-faq .faq-column__head h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--ink);
}

.page-faq .faq-column__head p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--stone);
}

.page-faq .faq-column__body {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-faq .qa {
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid transparent;
  transition: border-color 200ms var(--ease), background 200ms var(--ease);
}

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

.page-faq .qa__q {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 12px 12px 14px;
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
}

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

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

.page-faq .qa__q > span:first-child {
  flex: 1;
}

.page-faq .qa__icon {
  flex: 0 0 auto;
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 3px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  transition: background 200ms var(--ease), border-color 200ms var(--ease);
}

.page-faq .qa__icon::before,
.page-faq .qa__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--ink);
  transition: transform 200ms var(--ease), background 200ms var(--ease);
}

.page-faq .qa__icon::before {
  width: 8px;
  height: 1.5px;
}

.page-faq .qa__icon::after {
  width: 1.5px;
  height: 8px;
}

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

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

.page-faq .qa[open] .qa__icon::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .qa__a {
  padding: 0 14px 14px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink);
  animation: faq-qa-in 220ms var(--ease);
}

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

.page-faq .qa__a a {
  color: var(--ochre);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color 160ms var(--ease);
}

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

@keyframes faq-qa-in {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* 术语小词典 */
.page-faq .faq-glossary-section {
  background: rgba(166, 90, 46, .05);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-glossary {
  margin: clamp(24px, 4vw, 36px) 0 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 600px) {
  .page-faq .faq-glossary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-glossary {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-faq .faq-term {
  padding: 14px 16px 16px;
  background: var(--paper-white);
  border: 1px solid var(--line);
  transition: transform 200ms var(--ease), border-color 200ms var(--ease);
}

.page-faq .faq-term:hover {
  transform: translateY(-2px);
  border-color: var(--ochre-soft);
}

.page-faq .faq-term dt {
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15.5px;
  color: var(--ink);
}

.page-faq .faq-term dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--stone);
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__a {
    animation: none;
  }

  .page-faq .qa,
  .page-faq .qa__icon,
  .page-faq .qa__icon::before,
  .page-faq .qa__icon::after,
  .page-faq .faq-term,
  .page-faq .breadcrumb a {
    transition: none;
  }

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