.page-faq {
  --faq-num: 34px;
  --faq-line: rgba(23, 40, 90, .18);
  --faq-shadow: 3px 3px 0 rgba(23, 40, 90, .09);
  --faq-elec-soft: rgba(23, 195, 178, .16);
  padding-bottom: 0;
}

@media (min-width: 640px) {
  .page-faq {
    --faq-num: 54px;
  }
}

/* 面包屑 */
.page-faq .faq-crumb {
  padding-top: 18px;
  padding-bottom: 6px;
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45em;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
}

.page-faq .breadcrumb__link {
  color: var(--indigo-2);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-faq .breadcrumb__link:hover,
.page-faq .breadcrumb__link:focus-visible {
  border-bottom-color: var(--electric);
  color: var(--indigo);
}

.page-faq .breadcrumb__sep {
  color: var(--mist);
}

.page-faq .breadcrumb__current {
  color: var(--mist);
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  margin-top: 10px;
  padding: 0 0 38px;
  background:
    radial-gradient(120% 92% at 88% 4%, var(--faq-elec-soft), transparent 62%),
    linear-gradient(168deg, var(--paper) 0%, var(--paper-2) 56%, rgba(232, 179, 58, .2) 100%);
  border-top: 1px solid var(--faq-line);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-flag {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
  height: 4px;
}

.page-faq .faq-flag span:nth-child(1) { background: var(--indigo-2); }
.page-faq .faq-flag span:nth-child(2) { background: var(--yellow); }
.page-faq .faq-flag span:nth-child(3) { background: var(--ochre); }
.page-faq .faq-flag span:nth-child(4) { background: var(--turquoise); }
.page-faq .faq-flag span:nth-child(5) { background: var(--electric); }

.page-faq .faq-hero__grid {
  display: grid;
  gap: 22px;
  padding-top: 30px;
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1fr) 84px;
    align-items: start;
    gap: 34px;
    padding-top: 46px;
  }
}

.page-faq .faq-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-faq .faq-hero__dot {
  width: 8px;
  height: 8px;
  background: var(--ochre);
  flex: none;
}

.page-faq .faq-hero h1 {
  margin: 0;
  font-size: clamp(32px, 7vw, 62px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--indigo);
}

.page-faq .faq-hero__lead {
  max-width: 34em;
  margin: 18px 0 0;
  font-size: 17px;
  line-height: 1.8;
  color: var(--ink);
}

.page-faq .faq-hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.page-faq .faq-chip {
  display: inline-block;
  padding: 6px 13px 6px 12px;
  border: 1px solid var(--indigo);
  background: var(--paper);
  color: var(--indigo);
  font-size: 13px;
  letter-spacing: .04em;
  text-decoration: none;
  box-shadow: 2px 2px 0 rgba(23, 40, 90, .12);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-chip:hover,
.page-faq .faq-chip:focus-visible {
  border-color: var(--electric);
  color: var(--ochre);
  transform: translateY(-1px);
}

.page-faq .faq-hero__side {
  display: none;
}

@media (min-width: 900px) {
  .page-faq .faq-hero__side {
    display: block;
    border-left: 1px solid var(--faq-line);
    padding-left: 14px;
    height: 100%;
  }
}

/* 章节头 */
.page-faq .section-head {
  margin-bottom: 22px;
}

/* 三步上手 */
.page-faq .faq-start {
  padding: 44px 0 8px;
}

.page-faq .faq-start__figure {
  margin: 0 0 26px;
  border: 1px solid var(--faq-line);
  background: var(--paper);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-start__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-faq .faq-start__caption {
  padding: 10px 14px;
  border-top: 1px solid var(--faq-line);
  font-size: 13px;
  color: var(--mist);
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  counter-reset: step;
}

@media (min-width: 760px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}

.page-faq .faq-step {
  position: relative;
  padding: 20px 18px 18px;
  background: var(--paper);
  border: 1px solid var(--faq-line);
  box-shadow: var(--faq-shadow);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-step:hover,
.page-faq .faq-step:focus-within {
  border-color: var(--electric);
  transform: translateY(-2px);
}

@media (min-width: 760px) {
  .page-faq .faq-step:not(:last-child)::after {
    content: "";
    position: absolute;
    right: -15px;
    top: 34px;
    width: 8px;
    height: 8px;
    border-top: 1.5px solid var(--indigo-2);
    border-right: 1.5px solid var(--indigo-2);
    transform: rotate(45deg);
  }
}

.page-faq .faq-step__idx {
  display: inline-block;
  margin-bottom: 10px;
  padding: 2px 8px;
  background: var(--indigo);
  color: var(--paper);
  font-size: 11px;
  letter-spacing: .18em;
}

.page-faq .faq-step__title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--indigo);
}

.page-faq .faq-step__text {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-faq .faq-step__link {
  display: inline-block;
  font-size: 14px;
  color: var(--ochre);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}

.page-faq .faq-step__link:hover,
.page-faq .faq-step__link:focus-visible {
  color: var(--indigo);
  border-bottom-color: var(--electric);
}

/* 主体两栏 */
.page-faq .faq-body {
  padding-top: 46px;
}

.page-faq .faq-body__grid {
  display: grid;
  gap: 34px;
}

@media (min-width: 940px) {
  .page-faq .faq-body__grid {
    grid-template-columns: minmax(0, 1fr) 232px;
    gap: 52px;
    align-items: start;
  }
}

/* 分组 */
.page-faq .faq-group {
  margin-bottom: 42px;
}

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

.page-faq .faq-group__title {
  display: inline-block;
  margin: 0 0 10px;
  padding: 8px 24px 8px 14px;
  background: var(--indigo);
  color: var(--paper);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .1em;
  clip-path: polygon(0 0, 100% 0, 100% 66%, 92% 100%, 0 100%);
}

.page-faq .faq-group__note {
  margin: 0 0 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* 折叠卡 */
.page-faq .faq-card {
  background: var(--paper);
  border: 1px solid var(--faq-line);
  box-shadow: var(--faq-shadow);
  margin-bottom: 12px;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-faq .faq-card:hover {
  border-color: var(--electric);
}

.page-faq .faq-card[open] {
  border-left: 3px solid var(--electric);
  box-shadow: 4px 4px 0 var(--faq-elec-soft);
}

.page-faq .faq-card__summary {
  display: grid;
  grid-template-columns: var(--faq-num) minmax(0, 1fr) 22px;
  align-items: start;
  gap: 10px;
  padding: 15px 14px 15px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-card__summary:focus-visible {
  outline: 3px solid var(--electric);
  outline-offset: -3px;
}

.page-faq .faq-card__num {
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--mist);
  padding-top: 2px;
}

.page-faq .faq-card__num::before {
  content: "";
  display: block;
  width: 7px;
  height: 7px;
  background: var(--yellow);
  margin-bottom: 8px;
}

.page-faq .faq-card__q {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--indigo);
}

@media (min-width: 640px) {
  .page-faq .faq-card__q {
    font-size: 17px;
  }
}

.page-faq .faq-card__mark {
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 2px;
}

.page-faq .faq-card__mark::before,
.page-faq .faq-card__mark::after {
  content: "";
  position: absolute;
  background: var(--indigo-2);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-card__mark::before {
  left: 0;
  top: 9px;
  width: 20px;
  height: 2px;
}

.page-faq .faq-card__mark::after {
  left: 9px;
  top: 0;
  width: 2px;
  height: 20px;
}

.page-faq .faq-card[open] .faq-card__mark::after {
  transform: scaleY(0);
}

.page-faq .faq-card[open] .faq-card__mark::before {
  background: var(--electric);
}

.page-faq .faq-card__body {
  padding: 2px 16px 20px calc(var(--faq-num) + 10px);
  border-top: 1px solid var(--faq-line);
  animation: faqFadeIn 120ms ease-out both;
}

@keyframes faqFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

.page-faq .faq-card__body p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
}

.page-faq .faq-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-list li {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
}

.page-faq .faq-ring {
  display: block;
  color: var(--indigo-2);
  line-height: 0;
  padding-top: 3px;
}

.page-faq .faq-bullets {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-bullets li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
}

.page-faq .faq-bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 10px;
  height: 2px;
  background: var(--ochre);
}

.page-faq .faq-bullets strong {
  color: var(--indigo);
  font-weight: 700;
}

.page-faq .faq-card__tail {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-inline {
  color: var(--ochre);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-faq .faq-inline:hover,
.page-faq .faq-inline:focus-visible {
  color: var(--indigo);
  border-bottom-color: var(--electric);
}

.page-faq .faq-card__more {
  margin-top: 18px;
}

.page-faq .faq-go::after {
  content: "→";
  display: inline-block;
  margin-left: .5em;
  transition: transform var(--dur) var(--ease);
}

.page-faq .faq-go:hover::after,
.page-faq .faq-go:focus-visible::after {
  transform: translateX(4px);
}

/* 侧栏 */
.page-faq .faq-body__aside {
  display: grid;
  gap: 26px;
}

@media (min-width: 940px) {
  .page-faq .faq-body__aside {
    position: sticky;
    top: 108px;
  }
}

.page-faq .faq-toc {
  border-top: 2px solid var(--indigo);
  padding-top: 12px;
}

.page-faq .faq-toc__head {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--mist);
}

.page-faq .faq-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
}

.page-faq .faq-toc__link {
  display: block;
  padding: 8px 8px 8px 11px;
  border-left: 2px solid rgba(23, 40, 90, .16);
  font-size: 14px;
  line-height: 1.5;
  color: var(--indigo-2);
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  border-left-color: var(--electric);
  background: var(--faq-elec-soft);
  color: var(--indigo);
}

.page-faq .faq-aside-figure {
  margin: 0;
  border: 1px solid var(--faq-line);
  background: var(--paper-2);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-aside-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-faq .faq-aside-figure figcaption {
  padding: 9px 11px;
  border-top: 1px solid var(--faq-line);
  font-size: 12px;
  line-height: 1.65;
  color: var(--mist);
}

/* 分流 */
.page-faq .faq-help {
  margin-top: 54px;
  padding: 40px 0 46px;
  background: var(--paper-2);
  border-top: 1px solid var(--faq-line);
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-help__lead {
  max-width: 34em;
  margin: 0 0 24px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

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

@media (min-width: 800px) {
  .page-faq .faq-help__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

.page-faq .faq-help__card {
  padding: 18px 16px 18px 18px;
  background: var(--paper);
  border: 1px solid var(--faq-line);
  border-left: 3px solid var(--ochre);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-help__tag {
  display: inline-block;
  margin: 0 0 10px;
  padding: 2px 9px;
  background: var(--paper-2);
  color: var(--yellow-ink);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
}

.page-faq .faq-help__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--indigo);
}

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

.page-faq .faq-help__foot {
  margin: 24px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-help__more {
  margin: 18px 0 0;
}

@media (min-width: 940px) {
  .page-faq .faq-card__body {
    padding-right: 24px;
  }
}
<<<END>>>