.page-faq {
  --faq-anchor-gap: 84px;
  --faq-line: rgba(90, 107, 133, 0.24);
  --faq-line-soft: rgba(90, 107, 133, 0.16);
  --faq-shadow: 0 18px 40px rgba(4, 8, 16, 0.45);
}

.page-faq [id] {
  scroll-margin-top: var(--faq-anchor-gap);
}

/* ---------- 页头 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 44px 0 40px;
  border-bottom: 1px solid var(--faq-line-soft);
  background:
    radial-gradient(900px 300px at 8% -10%, rgba(45, 225, 194, 0.14), transparent 64%),
    radial-gradient(700px 260px at 92% 10%, rgba(124, 92, 255, 0.12), transparent 62%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(90, 107, 133, 0.10) 1px, transparent 1px),
    linear-gradient(90deg, rgba(90, 107, 133, 0.10) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, 0.35) 60%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, 0.35) 60%, transparent 100%);
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .display {
  font-size: var(--fs-32);
  line-height: 1.14;
  letter-spacing: -0.015em;
  margin: 14px 0 16px;
  max-width: 20ch;
}

.page-faq .faq-hero .lede {
  max-width: 62ch;
  margin: 0;
  color: var(--text-dim);
  font-size: var(--fs-16);
  line-height: 1.75;
}

.page-faq .faq-hero__marks {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  font-size: var(--fs-14);
  color: var(--text-dim);
}

.page-faq .faq-hero__marks li {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}

.page-faq .faq-hero__marks .u-mono {
  color: var(--cyan);
  font-size: var(--fs-18);
  letter-spacing: 0.02em;
}

/* ---------- 分类索引 ---------- */
.page-faq .faq-index {
  padding: 28px 0 4px;
}

.page-faq .faq-index__head {
  display: grid;
  gap: 6px;
  margin-bottom: 16px;
}

.page-faq .faq-index__head .h3 {
  margin: 0;
  font-size: var(--fs-18);
}

.page-faq .faq-index__hint {
  margin: 0;
  font-size: var(--fs-14);
  color: var(--text-dim);
  line-height: 1.7;
  max-width: 60ch;
}

.page-faq .faq-index__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-index__list .pill {
  display: inline-block;
  padding: 9px 18px;
  border-radius: var(--r-capsule);
  border: 1px solid var(--faq-line);
  background: var(--ink-800);
  color: var(--text);
  font-size: var(--fs-14);
  text-decoration: none;
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-faq .faq-index__list .pill:hover,
.page-faq .faq-index__list .pill:focus-visible {
  transform: translateY(-2px);
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(45, 225, 194, 0.08);
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  padding: 48px 0 8px;
}

.page-faq .faq-group__head {
  display: grid;
  gap: 8px;
  padding-bottom: 4px;
}

.page-faq .faq-group__num {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.28em;
  color: var(--cyan);
}

.page-faq .faq-group__head .h2 {
  margin: 0;
  font-size: var(--fs-24);
  line-height: 1.25;
}

.page-faq .faq-group__note {
  margin: 8px 0 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--text-dim);
  max-width: 56ch;
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 22px 0 6px;
  border-radius: var(--r-card);
  overflow: hidden;
  border: 1px solid var(--faq-line-soft);
  background: var(--ink-800);
}

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

.page-faq .faq-figure .media-frame__caption {
  padding: 12px 16px;
  font-size: var(--fs-12);
  line-height: 1.6;
  color: var(--text-dim);
  border-top: 1px solid var(--faq-line-soft);
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-item {
  position: relative;
  border-radius: var(--r-card);
  border: 1px solid var(--faq-line-soft);
  background: var(--ink-800);
  overflow: hidden;
  transition: border-color 0.24s var(--ease), box-shadow 0.24s var(--ease), background 0.24s var(--ease);
}

.page-faq .faq-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), rgba(45, 225, 194, 0.25));
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform 0.3s var(--ease);
}

.page-faq .faq-item:hover {
  border-color: rgba(90, 107, 133, 0.42);
}

.page-faq .faq-item:has([aria-expanded="true"]) {
  border-color: rgba(45, 225, 194, 0.42);
  box-shadow: var(--faq-shadow);
  background: linear-gradient(180deg, rgba(45, 225, 194, 0.05), rgba(19, 28, 48, 1) 42%);
}

.page-faq .faq-item:has([aria-expanded="true"])::before {
  transform: scaleY(1);
}

.page-faq .faq-item__head {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-faq .faq-item .disclosure__btn {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 18px 18px;
  border: 0;
  background: none;
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 0.22s var(--ease);
}

.page-faq .faq-item .disclosure__btn:hover {
  background: rgba(90, 107, 133, 0.10);
}

.page-faq .faq-num {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--axis);
  transition: color 0.24s var(--ease);
}

.page-faq .faq-item:has([aria-expanded="true"]) .faq-num {
  color: var(--cyan);
}

.page-faq .faq-q {
  font-size: var(--fs-16);
  font-weight: 500;
  line-height: 1.55;
}

.page-faq .faq-item .disclosure__icon {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid rgba(90, 107, 133, 0.55);
  transition: border-color 0.24s var(--ease), background 0.24s var(--ease), transform 0.24s var(--ease);
}

.page-faq .faq-item .disclosure__icon::before,
.page-faq .faq-item .disclosure__icon::after {
  content: "";
  position: absolute;
  background: var(--text-dim);
  transition: transform 0.26s var(--ease), background 0.24s var(--ease);
}

.page-faq .faq-item .disclosure__icon::before {
  left: 5px;
  right: 5px;
  top: calc(50% - 1px);
  height: 1.5px;
}

.page-faq .faq-item .disclosure__icon::after {
  top: 5px;
  bottom: 5px;
  left: calc(50% - 0.75px);
  width: 1.5px;
}

.page-faq .faq-item [aria-expanded="true"] .disclosure__icon {
  border-color: var(--cyan);
  background: rgba(45, 225, 194, 0.12);
}

.page-faq .faq-item [aria-expanded="true"] .disclosure__icon::before,
.page-faq .faq-item [aria-expanded="true"] .disclosure__icon::after {
  background: var(--cyan);
}

.page-faq .faq-item [aria-expanded="true"] .disclosure__icon::after {
  transform: scaleY(0);
}

.page-faq .faq-item .disclosure__panel {
  padding: 0 18px 20px 46px;
}

.page-faq .faq-item .disclosure__panel[data-open="false"] {
  display: none;
}

.page-faq .faq-a {
  margin: 0;
  max-width: 76ch;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--text-dim);
}

.page-faq .faq-a a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-a + .faq-a {
  margin-top: 10px;
}

/* ---------- 答案内步骤 ---------- */
.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0;
}

.page-faq .faq-steps li {
  counter-increment: faqstep;
  display: grid;
  grid-template-columns: 2.4em minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--text-dim);
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--cyan);
}

/* ---------- 客服渠道 ---------- */
.page-faq .faq-channels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 24px;
}

.page-faq .faq-channel {
  display: grid;
  gap: 12px;
  padding: 20px 18px;
  border-radius: var(--r-card);
  border: 1px solid var(--faq-line-soft);
  background: var(--ink-800);
}

.page-faq .faq-channel .panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-faq .faq-channel .panel__title {
  margin: 0;
  font-size: var(--fs-18);
}

.page-faq .faq-channel .body-copy {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--text-dim);
}

.page-faq .faq-channel__value {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--faq-line);
  font-size: var(--fs-16);
  color: var(--cyan);
  letter-spacing: 0.02em;
  word-break: break-all;
}

.page-faq .faq-channel__note {
  margin: 18px 0 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--text-dim);
  max-width: 72ch;
}

.page-faq .faq-channel__note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-back {
  margin: 22px 0 40px;
  font-size: var(--fs-14);
  color: var(--text-dim);
}

.page-faq .faq-back a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 225, 194, 0.45);
  padding-bottom: 2px;
  transition: border-color 0.22s var(--ease);
}

.page-faq .faq-back a:hover {
  border-color: var(--cyan);
}

/* ---------- 交互降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item::before,
  .page-faq .faq-item .disclosure__icon,
  .page-faq .faq-item .disclosure__icon::before,
  .page-faq .faq-item .disclosure__icon::after,
  .page-faq .faq-index__list .pill {
    transition: none;
  }

  .page-faq .faq-index__list .pill:hover {
    transform: none;
  }
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-hero {
    padding: 60px 0 52px;
  }

  .page-faq .faq-hero .display {
    font-size: var(--fs-48);
    max-width: 18ch;
  }

  .page-faq .faq-group {
    padding: 64px 0 12px;
  }

  .page-faq .faq-group__head {
    grid-template-columns: 3.2em minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }

  .page-faq .faq-group__head .h2 {
    font-size: var(--fs-32);
  }

  .page-faq .faq-group__num {
    letter-spacing: 0.14em;
    padding-top: 6px;
  }

  .page-faq .faq-item .disclosure__btn {
    padding: 22px 24px;
    gap: 18px;
  }

  .page-faq .faq-q {
    font-size: var(--fs-18);
  }

  .page-faq .faq-item .disclosure__panel {
    padding: 0 24px 24px 62px;
  }

  .page-faq .faq-a {
    font-size: var(--fs-16);
  }

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

  .page-faq .faq-channel {
    padding: 24px 22px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1100px) {
  .page-faq .faq-index {
    padding: 36px 0 6px;
  }

  .page-faq .faq-index__head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
    align-items: baseline;
    gap: 24px;
  }

  .page-faq .faq-index__hint {
    text-align: right;
    justify-self: end;
  }

  .page-faq .faq-figure {
    margin: 26px 0 10px;
  }

  .page-faq .faq-list {
    gap: 14px;
    margin-top: 28px;
    max-width: 980px;
  }
}
</｜｜DSML｜｜ parameter>
</invoke>