.page-faq {
  --faq-line: color-mix(in srgb, var(--edge) 62%, transparent);
  --faq-line-soft: color-mix(in srgb, var(--edge) 30%, transparent);
  --faq-glow: color-mix(in srgb, var(--glow) 14%, transparent);
  --faq-lime-wash: color-mix(in srgb, var(--lime) 12%, transparent);
  --faq-shadow: color-mix(in srgb, var(--ink-900) 70%, transparent);
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-body);
  padding-bottom: clamp(56px, 8vw, 96px);
  overflow-x: hidden;
}

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

.page-faq img {
  max-width: 100%;
  height: auto;
}

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

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(22px, 4vw, 48px) 0 clamp(28px, 4vw, 56px);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -32%;
  right: -18%;
  width: min(620px, 82vw);
  height: min(620px, 82vw);
  background: radial-gradient(circle at 50% 50%, var(--faq-glow), transparent 68%);
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  display: grid;
  gap: clamp(26px, 4vw, 52px);
  align-items: center;
}

.page-faq .faq-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-kicker__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 4px var(--faq-lime-wash);
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(29px, 5.4vw, 60px);
  line-height: 1.08;
  max-width: 18ch;
}

.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: clamp(14.5px, 1.6vw, 16.5px);
  line-height: 1.8;
  color: var(--mist);
}

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

.page-faq .faq-hero__jump a {
  display: inline-flex;
  align-items: center;
  padding: 7px 13px;
  border: 1px solid var(--faq-line-soft);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}

.page-faq .faq-hero__jump a:hover,
.page-faq .faq-hero__jump a:focus-visible {
  color: var(--ink-900);
  background: var(--lime);
  border-color: var(--lime);
}

.page-faq .faq-hero__media {
  margin: 0;
}

/* 主体两栏 */
.page-faq .faq-body__inner {
  display: grid;
  gap: clamp(24px, 3.4vw, 48px);
  align-items: start;
}

/* 左侧索引 */
.page-faq .faq-side {
  border-top: 1px solid var(--faq-line);
  padding-top: 16px;
}

.page-faq .faq-side__title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-side__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.page-faq .faq-side__list a {
  display: flex;
  gap: 8px;
  align-items: baseline;
  padding: 10px 12px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}

.page-faq .faq-side__list .num {
  font-size: 11px;
  color: var(--lime);
  letter-spacing: 0.08em;
}

.page-faq .faq-side__list a:hover,
.page-faq .faq-side__list a:focus-visible {
  color: var(--paper);
  border-color: var(--lime);
  background: var(--faq-lime-wash);
}

.page-faq .faq-side__note {
  margin: 16px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--mist);
}

/* 章节 */
.page-faq .faq-sec {
  padding: clamp(26px, 3.4vw, 42px) 0 0;
  border-top: 1px solid var(--faq-line-soft);
  margin-top: clamp(26px, 3.4vw, 42px);
}

.page-faq .faq-sec:first-child {
  margin-top: 0;
}

.page-faq .faq-sec__head {
  margin-bottom: 10px;
}

.page-faq .faq-sec__no {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orange);
}

.page-faq .faq-sec h2 {
  font-size: clamp(21px, 2.9vw, 32px);
  line-height: 1.22;
}

.page-faq .faq-sec__desc {
  margin: 10px 0 0;
  max-width: 58ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* 手风琴 */
.page-faq .faq-item {
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .faq-item__q {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  padding: 17px 2px 17px 0;
  cursor: pointer;
  list-style: none;
  transition: color var(--dur-fast) var(--ease);
}

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

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

.page-faq .faq-item__idx {
  font-size: 11px;
  line-height: 1.9;
  color: var(--lime);
  letter-spacing: 0.08em;
}

.page-faq .faq-item__text {
  font-size: clamp(14.5px, 1.7vw, 16.5px);
  font-weight: 500;
  line-height: 1.55;
  color: var(--paper);
}

.page-faq .faq-item__chev {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  margin-top: 1px;
  border: 1px solid var(--faq-line);
  border-radius: 50%;
  color: var(--mist);
  transition: transform var(--dur-base) var(--ease), color var(--dur-base) var(--ease), background var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease);
}

.page-faq .faq-item__q:hover .faq-item__chev,
.page-faq .faq-item__q:focus-visible .faq-item__chev {
  color: var(--lime);
  border-color: var(--lime);
}

.page-faq .faq-item[open] .faq-item__chev {
  transform: rotate(180deg);
  color: var(--ink-900);
  background: var(--lime);
  border-color: var(--lime);
}

.page-faq .faq-item[open] .faq-item__text {
  color: var(--lime);
}

.page-faq .faq-item__a {
  display: grid;
  gap: 12px;
  padding: 0 2px 20px 0;
  max-width: 64ch;
  animation: faqFade var(--dur-base) var(--ease) both;
}

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

.page-faq .faq-item__a strong {
  color: var(--paper);
  font-weight: 600;
}

.page-faq .faq-item__link {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 2px;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--orange) 45%, transparent);
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.page-faq .faq-item__link:hover,
.page-faq .faq-item__link:focus-visible {
  color: var(--lime);
  border-color: var(--lime);
}

@keyframes faqFade {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* 数据反馈区块 */
.page-faq .faq-feedback-grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin-top: 14px;
}

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

/* 客服准备步骤 */
.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-steps li {
  counter-increment: faqstep;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid var(--faq-line-soft);
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  grid-column: 1;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--lime);
  line-height: 1.5;
}

.page-faq .faq-steps__t {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--paper);
  line-height: 1.5;
}

.page-faq .faq-steps__d {
  grid-column: 2;
  margin: 4px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* 联系块 */
.page-faq .faq-contact {
  margin-top: 24px;
  padding: 20px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: linear-gradient(140deg, var(--faq-lime-wash), transparent 62%);
}

.page-faq .faq-contact__title {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-contact__list {
  margin: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-contact__row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  align-items: baseline;
}

.page-faq .faq-contact__row dt {
  min-width: 68px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-faq .faq-contact__row dd {
  margin: 0;
  font-size: 14px;
  color: var(--paper);
  word-break: break-all;
}

.page-faq .faq-contact__note {
  margin: 14px 0 16px;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* 相关入口 */
.page-faq .faq-next {
  margin-top: clamp(30px, 4vw, 48px);
  border-top: 1px solid var(--faq-line);
  padding-top: clamp(20px, 3vw, 30px);
}

.page-faq .faq-next__title {
  font-size: clamp(16px, 2vw, 20px);
  letter-spacing: -0.01em;
}

.page-faq .faq-next__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}

.page-faq .faq-next__list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  padding: 14px 2px;
  border-top: 1px solid var(--faq-line-soft);
  font-size: 14px;
  color: var(--paper);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease), padding-left var(--dur-fast) var(--ease);
}

.page-faq .faq-next__list a:hover,
.page-faq .faq-next__list a:focus-visible {
  color: var(--lime);
  padding-left: 8px;
}

.page-faq .faq-next__go {
  flex-shrink: 0;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

/* 固定返回入口 */
.page-faq .faq-return {
  position: fixed;
  right: max(12px, 2vw);
  bottom: max(12px, 2vw);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 14px;
  border-radius: 999px;
  background: var(--lime);
  color: var(--ink-900);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  box-shadow: 0 10px 26px var(--faq-shadow);
  transition: transform var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}

.page-faq .faq-return:hover,
.page-faq .faq-return:focus-visible {
  transform: translateY(-2px);
  background: var(--paper);
}

.page-faq .faq-return__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ink-900);
}

/* 平板与桌面 */
@media (min-width: 760px) {
  .page-faq .faq-item__a {
    padding-left: 30px;
  }

  .page-faq .faq-feedback-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.62fr);
    align-items: start;
  }

  .page-faq .faq-contact {
    padding: 24px 26px;
  }

  .page-faq .faq-steps li {
    grid-template-columns: 34px minmax(0, 1fr);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  }

  .page-faq .faq-body__inner {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: clamp(32px, 4.5vw, 68px);
  }

  .page-faq .faq-side {
    position: sticky;
    top: 104px;
    border-top: none;
    padding-top: 0;
  }

  .page-faq .faq-side__list {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .page-faq .faq-side__list a {
    border: none;
    border-left: 1px solid var(--faq-line-soft);
    border-radius: 0;
    padding: 10px 0 10px 14px;
    background: none;
    transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
  }

  .page-faq .faq-side__list a:hover,
  .page-faq .faq-side__list a:focus-visible {
    border-left-color: var(--lime);
    background: linear-gradient(90deg, var(--faq-lime-wash), transparent 72%);
  }

  .page-faq .faq-sec__head {
    margin-bottom: 6px;
  }

  .page-faq .faq-item__q {
    gap: 16px;
    padding: 20px 4px 20px 0;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-hero h1 {
    font-size: clamp(48px, 4.6vw, 64px);
  }
}
<<<PAGE_CSS_END>>>