.page-faq {
  --faq-panel: rgba(17, 43, 74, .72);
  --faq-panel-deep: rgba(10, 26, 47, .9);
  --faq-gap: clamp(1rem, 3vw, 1.75rem);
  --faq-cut: 14px;
  display: block;
  color: var(--c-white);
}

/* ============ 首屏 ============ */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(1.5rem, 5vw, 3rem) clamp(2rem, 5vw, 3.5rem);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 26rem;
  background:
    radial-gradient(60% 70% at 18% 20%, rgba(57, 255, 136, .16), transparent 68%),
    radial-gradient(48% 60% at 84% 4%, rgba(255, 138, 61, .13), transparent 70%),
    radial-gradient(70% 80% at 50% 0%, rgba(30, 90, 58, .45), transparent 76%);
  pointer-events: none;
}

.page-faq .faq-hero .breadcrumb {
  position: relative;
}

.page-faq .faq-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: clamp(1.25rem, 3vw, 2rem);
}

.page-faq .faq-hero__lead h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.05rem, 6.4vw, 3.6rem);
  line-height: 1.12;
  letter-spacing: .01em;
  margin: .5rem 0 1rem;
  max-width: 22ch;
}

.page-faq .faq-hero__lead .lede {
  font-family: var(--font-body);
  color: var(--c-mist);
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.75;
  max-width: 54ch;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.6rem;
}

/* 数据带 */
.page-faq .faq-band {
  display: grid;
  gap: 0;
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, rgba(17, 43, 74, .85), rgba(5, 11, 20, .7));
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
}

.page-faq .faq-band__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: .85rem 1.1rem;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .faq-band__row:last-child {
  border-bottom: 0;
}

.page-faq .faq-band__num {
  font-family: var(--font-data);
  font-weight: 800;
  font-size: clamp(1.15rem, 2.4vw, 1.5rem);
  color: var(--c-signal);
  white-space: nowrap;
}

.page-faq .faq-band__num--flare {
  color: var(--c-flare);
}

.page-faq .faq-band__label {
  font-size: .82rem;
  color: var(--c-mist);
  text-align: right;
  line-height: 1.5;
}

.page-faq .faq-hero__figure {
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
}

, /* ============ 主体骨架 ============ */
.page-faq .faq-shell {
  padding-bottom: clamp(3rem, 7vw, 5rem);
}

/* 章节索引：窄屏横向滚动 */
.page-faq .faq-toc {
  position: relative;
  margin-bottom: clamp(1.5rem, 4vw, 2.25rem);
}

.page-faq .faq-toc__title {
  font-family: var(--font-data);
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-steel);
  margin-bottom: .6rem;
}

.page-faq .faq-toc__list {
  display: flex;
  gap: .5rem;
  list-style: none;
  margin: 0;
  padding: 0 0 .35rem;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-toc__item {
  flex: 0 0 auto;
}

.page-faq .faq-toc__link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .5rem .85rem;
  border: 1px solid var(--line-soft);
  background: rgba(17, 43, 74, .5);
  color: var(--c-mist);
  font-size: .86rem;
  text-decoration: none;
  white-space: nowrap;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: color .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  color: var(--c-white);
  border-color: var(--c-ice);
}

.page-faq .faq-toc__link[aria-current="true"] {
  color: var(--c-deep);
  background: var(--c-signal);
  border-color: var(--c-signal);
  font-weight: 600;
}

.page-faq .faq-toc__link[aria-current="true"] .faq-toc__num {
  color: var(--c-deep);
}

.page-faq .faq-toc__num {
  font-family: var(--font-data);
  font-size: .74rem;
  font-weight: 700;
  color: var(--c-signal);
}

/* ============ 章节块 ============ */
.page-faq .faq-block {
  padding-block: clamp(1.5rem, 4vw, 2.5rem);
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-block:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-block__head {
  display: grid;
  gap: .4rem;
  margin-bottom: clamp(1.1rem, 3vw, 1.75rem);
}

.page-faq .faq-block__index {
  font-family: var(--font-data);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--c-flare);
}

.page-faq .faq-block__head .section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.6vw, 2.1rem);
  line-height: 1.2;
  margin: 0;
}

.page-faq .faq-block__intro {
  color: var(--c-mist);
  line-height: 1.75;
  max-width: 60ch;
  margin: 0;
}

/* ============ 手风琴 ============ */
.page-faq .faq-list {
  display: grid;
  gap: .6rem;
}

.page-faq .faq-item {
  border: 1px solid var(--line-soft);
  background: var(--faq-panel-deep);
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
  transition: border-color .3s var(--ease), background .3s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: rgba(57, 255, 136, .4);
  background: var(--faq-panel);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: center;
  gap: .85rem;
  padding: 1rem 1.1rem;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  line-height: 1.5;
}

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

.page-faq .faq-item__q:hover .faq-item__text {
  color: var(--c-signal);
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--c-ice);
  outline-offset: -2px;
}

.page-faq .faq-item__mark {
  font-family: var(--font-data);
  font-size: .78rem;
  font-weight: 700;
  color: var(--c-deep);
  background: var(--c-signal);
  padding: .12rem .38rem;
  flex: 0 0 auto;
}

.page-faq .faq-item__text {
  flex: 1 1 auto;
  color: var(--c-white);
  font-weight: 600;
  transition: color .25s var(--ease);
}

.page-faq .faq-item__icon {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
}

.page-faq .faq-item__icon::before,
.page-faq .faq-item__icon::after {
  content: "";
  position: absolute;
  background: var(--c-mist);
  transition: transform .3s var(--ease), background .3s var(--ease);
}

.page-faq .faq-item__icon::before {
  inset: 6px 0 auto 0;
  height: 2px;
}

.page-faq .faq-item__icon::after {
  inset: 0 6px 0 auto;
  width: 2px;
}

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

.page-faq .faq-item[open] .faq-item__icon::before {
  background: var(--c-signal);
}

.page-faq .faq-item__a {
  padding: 0 1.1rem 1.15rem 3.05rem;
  color: var(--c-mist);
  line-height: 1.8;
  font-size: .95rem;
}

.page-faq .faq-item__a p {
  margin: 0 0 .7rem;
}

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

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

/* ============ 指标卡片 ============ */
.page-faq .faq-metrics {
  display: grid;
  gap: var(--faq-gap);
  margin-bottom: var(--faq-gap);
}

.page-faq .faq-metric {
  position: relative;
  padding: 1.2rem 1.25rem 1.35rem;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--c-signal);
  background: linear-gradient(150deg, rgba(17, 43, 74, .8), rgba(10, 26, 47, .92));
}

.page-faq .faq-metric:nth-child(2) {
  border-left-color: var(--c-flare);
}

.page-faq .faq-metric__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin: .7rem 0 .5rem;
}

.page-faq .faq-metric p {
  margin: 0;
  color: var(--c-mist);
  font-size: .94rem;
  line-height: 1.75;
}

.page-faq .faq-figure {
  margin: 0 0 var(--faq-gap);
}

/* ============ 提示块 ============ */
.page-faq .faq-note {
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--line);
  background: rgba(30, 90, 58, .22);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

.page-faq .faq-note--flare {
  background: var(--flare-soft);
  border-color: rgba(255, 138, 61, .42);
}

.page-faq .faq-note__title {
  font-family: var(--font-data);
  font-size: .8rem;
  letter-spacing: .12em;
  color: var(--c-signal);
  margin: 0 0 .45rem;
}

.page-faq .faq-note--flare .faq-note__title {
  color: var(--c-flare);
}

.page-faq .faq-note p:last-child {
  margin: 0;
  color: var(--c-mist);
  line-height: 1.75;
  font-size: .93rem;
}

/* ============ 步骤 ============ */
.page-faq .faq-steps {
  list-style: none;
  margin: 0 0 var(--faq-gap);
  padding: 0;
  display: grid;
  gap: 0;
  border-left: 1px dashed var(--line);
}

.page-faq .faq-step {
  position: relative;
  padding: 0 0 1.4rem 1.5rem;
}

.page-faq .faq-step:last-child {
  padding-bottom: 0;
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: -5px;
  top: .45rem;
  width: 9px;
  height: 9px;
  background: var(--c-signal);
  transform: rotate(45deg);
}

.page-faq .faq-step__num {
  font-family: var(--font-data);
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--c-flare);
}

.page-faq .faq-step__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: .2rem 0 .35rem;
}

.page-faq .faq-step p {
  margin: 0;
  color: var(--c-mist);
  font-size: .94rem;
  line-height: 1.75;
}

/* ============ 双面板 ============ */
.page-faq .faq-pair {
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-pair .panel {
  display: flex;
  flex-direction: column;
  gap: .85rem;
}

.page-faq .faq-pair .panel p {
  margin: 0;
  color: var(--c-mist);
  font-size: .94rem;
  line-height: 1.75;
}

.page-faq .faq-pair .panel .btn {
  align-self: flex-start;
}

/* ============ 联系方式 ============ */
.page-faq .faq-contact {
  display: grid;
  gap: var(--faq-gap);
  margin-bottom: var(--faq-gap);
}

.page-faq .faq-contact__item {
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--line-soft);
  background: rgba(5, 11, 20, .55);
}

.page-faq .faq-contact__key {
  font-family: var(--font-data);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--c-steel);
  margin: 0 0 .5rem;
}

.page-faq .faq-contact__val {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--c-white);
  margin: 0 0 .35rem;
  word-break: break-word;
}

.page-faq .faq-contact__val a {
  color: var(--c-ice);
  text-decoration: none;
}

.page-faq .faq-contact__val a:hover {
  text-decoration: underline;
}

.page-faq .faq-contact__hint {
  margin: 0;
  font-size: .82rem;
  color: var(--c-mist);
}

.page-faq .faq-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: var(--faq-gap);
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--line);
  background: linear-gradient(120deg, rgba(57, 255, 136, .1), rgba(17, 43, 74, .7) 55%, rgba(255, 138, 61, .1));
}

.page-faq .faq-cta__text {
  flex: 1 1 16rem;
  margin: 0;
  color: var(--c-white);
  line-height: 1.7;
  font-size: .95rem;
}

.page-faq .faq-fineprint {
  margin: 1.1rem 0 0;
  font-size: .84rem;
  color: var(--c-mist);
}

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

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-faq .faq-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 860px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(15rem, .85fr);
    align-items: end;
  }

  .page-faq .faq-shell {
    display: grid;
    grid-template-columns: 13.5rem minmax(0, 1fr);
    column-gap: clamp(2rem, 4vw, 3.5rem);
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 2rem;
    margin-bottom: 0;
  }

  .page-faq .faq-toc__list {
    flex-direction: column;
    gap: .35rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-toc__link {
    width: 100%;
    clip-path: none;
    border: 0;
    border-left: 2px solid var(--line-soft);
    background: transparent;
    padding: .45rem .6rem;
  }

  .page-faq .faq-toc__link:hover,
  .page-faq .faq-toc__link:focus-visible {
    border-left-color: var(--c-ice);
    background: rgba(17, 43, 74, .55);
  }

  .page-faq .faq-toc__link[aria-current="true"] {
    background: rgba(57, 255, 136, .12);
    border-left-color: var(--c-signal);
    color: var(--c-signal);
  }

  .page-faq .faq-toc__link[aria-current="true"] .faq-toc__num {
    color: var(--c-signal);
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-block__head {
    grid-template-columns: 3.5rem minmax(0, 1fr);
    column-gap: 1rem;
    align-items: baseline;
  }

  .page-faq .faq-block__index {
    grid-row: span 2;
    align-self: start;
    padding-top: .35rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-item__text,
  .page-faq .faq-toc__link {
    transition: none;
  }
}
</｜｜DSML｜｜ parameter>
</invoke>
</｜｜DSML｜｜ parameter>