.page-faq {
  --faq-gap: clamp(20px, 3.4vw, 44px);
  --faq-pad: clamp(16px, 2.4vw, 28px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-faq .breadcrumb {
  padding-top: clamp(16px, 2.4vw, 26px);
  padding-bottom: clamp(14px, 2vw, 22px);
}

/* 首屏 */
.page-faq .faq-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
  padding-bottom: clamp(28px, 4vw, 48px);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-hero__title {
  margin: 10px 0 16px;
  font-family: var(--font-display);
  font-size: clamp(30px, 7vw, 62px);
  line-height: 1.06;
  letter-spacing: 0.01em;
  color: var(--lamp);
  font-weight: 800;
}

.page-faq .faq-hero__intro {
  max-width: 34em;
  margin: 0 0 22px;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.8;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero__media {
  position: relative;
  align-self: start;
  border: 1px solid var(--line-soft);
  background: linear-gradient(155deg, var(--stand), var(--ink) 62%, var(--turf));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.page-faq .faq-hero__media::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 3px;
  background: linear-gradient(90deg, var(--score), rgba(255, 90, 54, 0));
}

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

.page-faq .media__caption {
  padding: 10px var(--faq-pad) 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--ink-faint);
}

/* 四类入口 */
.page-faq .faq-path {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(24px, 3.4vw, 40px) 0 0;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-faq .faq-path__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px var(--faq-pad);
  background: var(--ink);
  color: var(--lamp);
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-path__item:hover,
.page-faq .faq-path__item:focus-visible {
  background: var(--stand);
}

.page-faq .faq-path__num {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--ice);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-path__label {
  font-size: 14px;
  color: var(--ink-soft);
}

.page-faq .faq-path__item:hover .faq-path__num {
  color: var(--score);
}

/* 高频五问 */
.page-faq .faq-hot {
  margin-top: clamp(34px, 5vw, 62px);
}

.page-faq .faq-hot__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin-top: 18px;
  background: var(--line-soft);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-hot__card {
  display: block;
  padding: 18px var(--faq-pad) 20px;
  background: var(--ink);
  text-decoration: none;
  color: inherit;
  border-left: 2px solid transparent;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-hot__card:hover,
.page-faq .faq-hot__card:focus-visible {
  background: var(--stand);
  border-left-color: var(--score);
}

.page-faq .faq-hot__num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(34px, 6vw, 52px);
  font-weight: 800;
  line-height: 0.9;
  color: var(--score);
  font-variant-numeric: tabular-nums;
  margin-bottom: 10px;
}

.page-faq .faq-hot__q {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.55;
  font-weight: 700;
  color: var(--lamp);
}

.page-faq .faq-hot__a {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-faint);
}

/* 问答主体 */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
  margin-top: clamp(36px, 5vw, 66px);
}

.page-faq .faq-index__wrap {
  border: 1px solid var(--line-soft);
  background: var(--stand);
}

.page-faq .faq-index__summary {
  padding: 14px var(--faq-pad);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ice);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-index__summary::after {
  content: "＋";
  float: right;
  color: var(--score);
}

.page-faq .faq-index__wrap[open] .faq-index__summary::after {
  content: "－";
}

.page-faq .faq-index__nav {
  padding: 0 var(--faq-pad) 18px;
}

.page-faq .faq-index__group {
  margin: 18px 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 6px;
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-index__link {
  display: block;
  padding: 6px 0 6px 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-soft);
  text-decoration: none;
  border-left: 1px solid var(--line-soft);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--lamp);
  border-left-color: var(--score);
}

/* 分类分组 */
.page-faq .faq-group {
  margin-bottom: clamp(34px, 4.6vw, 56px);
  scroll-margin-top: 96px;
}

.page-faq .faq-group__intro {
  max-width: 36em;
  margin: 12px 0 6px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-faq .faq-q {
  border-bottom: 1px solid var(--line-soft);
  scroll-margin-top: 96px;
}

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

.page-faq .faq-q[open] {
  background: linear-gradient(180deg, rgba(28, 70, 58, 0.32), rgba(7, 31, 26, 0));
}

.page-faq .faq-q__summary {
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 16px 4px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-q__summary:hover .faq-q__num,
.page-faq .faq-q__summary:focus-visible .faq-q__num {
  color: var(--score);
}

.page-faq .faq-q__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ice);
  font-variant-numeric: tabular-nums;
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-q[open] .faq-q__num {
  color: var(--score);
}

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

.page-faq .faq-q__body {
  padding: 0 4px 20px 34px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .faq-q__body p {
  margin: 0 0 12px;
}

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

.page-faq .faq-steps {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-steps li {
  position: relative;
  padding: 8px 0 8px 18px;
  font-size: 14px;
  line-height: 1.7;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-steps li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 8px;
  height: 1px;
  background: var(--score);
}

/* 联系区 */
.page-faq .faq-contact {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
  margin: 14px 0 clamp(24px, 3vw, 36px);
  padding: var(--faq-pad);
  background: var(--paper);
  border: 1px solid var(--line-soft);
  color: var(--ink);
}

.page-faq .faq-contact__copy p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.8;
  color: #14261F;
}

.page-faq .faq-contact__list {
  margin: 18px 0 0;
  border-top: 1px solid rgba(7, 31, 26, 0.16);
}

.page-faq .faq-contact__item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(7, 31, 26, 0.16);
}

.page-faq .faq-contact__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ice-deep);
}

.page-faq .faq-contact__value {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: #0A211A;
}

.page-faq .faq-contact__media {
  align-self: start;
  border: 1px solid rgba(7, 31, 26, 0.16);
  background: linear-gradient(160deg, var(--turf), var(--stand));
  overflow: hidden;
}

.page-faq .faq-contact__media .media__caption {
  color: var(--ink-faint);
}

/* 还有问题 */
.page-faq .faq-more {
  margin-top: clamp(24px, 3.4vw, 40px);
  padding: var(--faq-pad);
  border: 1px solid var(--line-soft);
  background:
    radial-gradient(120% 140% at 0% 0%, rgba(157, 227, 240, 0.14), rgba(7, 31, 26, 0) 58%),
    linear-gradient(150deg, var(--stand), var(--ink));
}

.page-faq .faq-more__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-faq .faq-more__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 34px);
  font-weight: 800;
  line-height: 1.15;
  color: var(--lamp);
}

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

.page-faq .faq-more__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-content: start;
}

.page-faq .faq-more__fine {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-faint);
}

.page-faq .faq-more__fine a {
  color: var(--ice);
  text-decoration: none;
  border-bottom: 1px solid rgba(157, 227, 240, 0.4);
}

.page-faq .faq-more__fine a:hover {
  border-bottom-color: var(--score);
  color: var(--lamp);
}

.page-faq .faq-more__actions .btn {
  flex: 1 1 auto;
  min-width: 130px;
  text-align: center;
}

@media (min-width: 640px) {
  .page-faq .faq-path {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-faq .faq-contact__item {
    grid-template-columns: 118px 1fr;
    gap: 12px;
    align-items: baseline;
  }

  .page-faq .faq-more__actions .btn {
    flex: 0 0 auto;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-faq .faq-hot__grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-faq .faq-body {
    grid-template-columns: 264px minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index__wrap {
    position: sticky;
    top: 88px;
  }

  .page-faq .faq-index__nav {
    max-height: calc(100vh - 200px);
    overflow-y: auto;
  }

  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-faq .faq-more__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-faq .faq-more__actions {
    justify-content: flex-end;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-path__item,
  .page-faq .faq-hot__card,
  .page-faq .faq-index__link,
  .page-faq .faq-q__num {
    transition: none;
  }
}
<<<END>>>