.page-faq {
  --faq-shell-gap: clamp(1.25rem, 3vw, 2.75rem);
  --faq-panel: rgba(255, 255, 255, .055);
  --faq-edge: rgba(174, 190, 214, .18);
  --faq-shadow: 0 28px 60px rgba(0, 0, 0, .45);
  --faq-skew: polygon(0 0, 100% 4%, 100% 100%, 0 96%);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumbs {
  padding-top: clamp(1.25rem, 3vw, 2rem);
  font-size: .8125rem;
}

.page-faq .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.page-faq .breadcrumbs li + li::before {
  content: "/";
  margin-right: .5rem;
  color: var(--line-strong);
}

.page-faq .breadcrumbs a {
  color: var(--text-soft);
  text-decoration: none;
}

.page-faq .breadcrumbs a:hover,
.page-faq .breadcrumbs a:focus-visible {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(2rem, 6vw, 4.5rem) 0 clamp(2.5rem, 7vw, 5rem);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -18%;
  right: -12%;
  width: min(680px, 78vw);
  height: min(680px, 78vw);
  background: radial-gradient(circle at 34% 30%, rgba(255, 77, 28, .34), rgba(201, 47, 8, .08) 48%, transparent 72%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 46%;
  height: 3px;
  background: linear-gradient(90deg, var(--action), rgba(255, 77, 28, 0));
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}

.page-faq .section__kicker {
  margin: 0 0 .9rem;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.page-faq .faq-hero__title {
  margin: 0 0 1.15rem;
  font-size: clamp(2.1rem, 7.2vw, 3.9rem);
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-faq .faq-hero__lede {
  max-width: 46ch;
  margin: 0 0 1.75rem;
  color: var(--text-soft);
  font-size: clamp(1rem, 2.4vw, 1.095rem);
  line-height: 1.75;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  margin-bottom: clamp(1.75rem, 5vw, 2.75rem);
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1px;
  margin: 0;
  background: var(--faq-edge);
  border: 1px solid var(--faq-edge);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-faq .faq-hero__stats > div {
  padding: 1rem 1.15rem;
  background: var(--ink-800);
}

.page-faq .faq-hero__stats dt {
  margin-bottom: .45rem;
  color: var(--text-dim);
  font-size: .78125rem;
  letter-spacing: .06em;
}

.page-faq .faq-hero__stats dd {
  margin: 0;
  color: var(--text);
  font-size: 1.25rem;
  font-weight: 700;
}

.page-faq .faq-hero__figure {
  margin: 0;
  clip-path: var(--faq-skew);
  border: 1px solid var(--faq-edge);
  background: linear-gradient(160deg, rgba(47, 240, 207, .12), rgba(255, 77, 28, .07));
  padding: clamp(.5rem, 1.5vw, .75rem);
}

.page-faq .faq-hero__figure .media-frame {
  border-radius: var(--r-sm);
}

.page-faq .media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--ink-700);
}

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

.page-faq .media-frame__caption {
  margin-top: .75rem;
  color: var(--text-dim);
  font-size: .8125rem;
  line-height: 1.6;
}

.page-faq .faq-hero__figure .media-frame__caption {
  padding: 0 .35rem;
}

/* ---------- 通用区块标题 ---------- */
.page-faq .section__head {
  max-width: 60ch;
  margin-bottom: clamp(1.75rem, 4.5vw, 2.75rem);
}

.page-faq .section__title {
  margin: 0 0 .85rem;
  font-size: clamp(1.5rem, 4.4vw, 2.35rem);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -.015em;
  color: var(--text);
}

.page-faq .section__lede {
  margin: 0;
  color: var(--text-soft);
  font-size: 1rem;
  line-height: 1.75;
}

/* ---------- 三步上手 ---------- */
.page-faq .faq-steps__list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--faq-edge);
  border: 1px solid var(--faq-edge);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-faq .faq-step {
  position: relative;
  padding: clamp(1.4rem, 4vw, 2.1rem);
  background: var(--ink-800);
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--cyan), rgba(47, 240, 207, 0));
  opacity: .55;
}

.page-faq .faq-step__num {
  display: inline-block;
  margin-bottom: .8rem;
  color: var(--action);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: .06em;
}

.page-faq .faq-step__title {
  margin: 0 0 .7rem;
  font-size: clamp(1.125rem, 3vw, 1.35rem);
  font-weight: 700;
  color: var(--text);
}

.page-faq .faq-step__text {
  margin: 0 0 .9rem;
  color: var(--text-soft);
  font-size: .96875rem;
  line-height: 1.78;
}

.page-faq .faq-step__hint {
  margin: 0;
  color: var(--text-dim);
  font-size: .78125rem;
  letter-spacing: .08em;
}

/* ---------- 设备适配 ---------- */
.page-faq .faq-devices__grid {
  margin-bottom: clamp(1.75rem, 4vw, 2.5rem);
}

.page-faq .faq-device {
  padding: clamp(1.35rem, 4vw, 2rem);
}

.page-faq .faq-device .card__title {
  margin: 0 0 .4rem;
  font-size: clamp(1.1rem, 2.8vw, 1.3rem);
  line-height: 1.35;
  color: var(--text);
}

.page-faq .faq-device .card__meta {
  margin: 0 0 1rem;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: .78125rem;
  letter-spacing: .06em;
}

.page-faq .faq-device p:not(.card__meta) {
  margin: 0 0 1.1rem;
  color: var(--text-soft);
  font-size: .9375rem;
  line-height: 1.78;
}

.page-faq .faq-device__list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px dashed var(--faq-edge);
}

.page-faq .faq-device__list li {
  position: relative;
  padding: .7rem 0 .7rem 1.5rem;
  color: var(--text-soft);
  font-size: .9rem;
  line-height: 1.65;
  border-bottom: 1px dashed var(--faq-edge);
}

.page-faq .faq-device__list li::before {
  content: "";
  position: absolute;
  left: .2rem;
  top: 1.2rem;
  width: .45rem;
  height: .45rem;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
}

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

.page-faq .faq-devices__figure .media-frame {
  border-radius: var(--r-md);
  border: 1px solid var(--faq-edge);
}

.page-faq .faq-devices__figure .media-frame__caption {
  max-width: 60ch;
}

/* ---------- 权益与记录 ---------- */
.page-faq .faq-benefits__grid {
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}

.page-faq .faq-benefits__note {
  margin: 0 0 1.5rem;
  padding-left: 1rem;
  border-left: 2px solid var(--action);
  color: var(--text-soft);
  font-size: .96875rem;
  line-height: 1.78;
}

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

.page-faq .faq-benefit {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.1rem;
  padding: clamp(1.15rem, 3.5vw, 1.6rem);
  border: 1px solid var(--faq-edge);
  border-radius: var(--r-md);
  background: var(--faq-panel);
  backdrop-filter: blur(10px);
}

.page-faq .faq-benefit__idx {
  display: grid;
  place-items: center;
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 50%;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-size: .875rem;
  font-weight: 700;
}

.page-faq .faq-benefit__title {
  margin: 0 0 .5rem;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text);
}

.page-faq .faq-benefit p {
  margin: 0;
  color: var(--text-soft);
  font-size: .9375rem;
  line-height: 1.78;
}

/* ---------- 常见问题 ---------- */
.page-faq .faq-qa__list {
  display: grid;
  gap: .75rem;
}

.page-faq .faq-item {
  border: 1px solid var(--faq-edge);
  border-radius: var(--r-md);
  background: var(--ink-800);
  overflow: hidden;
  transition: border-color .25s ease, background-color .25s ease;
}

.page-faq .faq-item[open] {
  border-color: rgba(255, 77, 28, .55);
  background: var(--ink-700);
}

.page-faq .faq-item summary {
  position: relative;
  cursor: pointer;
  list-style: none;
  padding: 1.1rem 3.25rem 1.1rem 1.25rem;
  color: var(--text);
  font-size: clamp(.96875rem, 2.5vw, 1.0625rem);
  font-weight: 600;
  line-height: 1.6;
}

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

.page-faq .faq-item summary::after {
  content: "+";
  position: absolute;
  right: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 1.35rem;
  line-height: 1;
}

.page-faq .faq-item[open] summary::after {
  content: "–";
  color: var(--action);
}

.page-faq .faq-item summary:hover {
  color: var(--cyan);
}

.page-faq .faq-item p {
  margin: 0;
  padding: 0 1.25rem 1.35rem;
  color: var(--text-soft);
  font-size: .9375rem;
  line-height: 1.82;
  border-top: 1px dashed var(--faq-edge);
  padding-top: 1rem;
}

/* ---------- 协助区 ---------- */
.page-faq .faq-help__panel {
  display: grid;
  gap: clamp(1.75rem, 4.5vw, 3rem);
  padding: clamp(1.6rem, 5vw, 3rem);
  border-radius: var(--r-lg);
  background:
    linear-gradient(135deg, rgba(255, 77, 28, .18), rgba(47, 240, 207, .08) 65%, transparent),
    var(--ink-800);
  border: 1px solid var(--line-strong);
  box-shadow: var(--faq-shadow);
}

.page-faq .faq-help__text p {
  margin: 0;
  color: var(--text-soft);
  font-size: .96875rem;
  line-height: 1.8;
  max-width: 52ch;
}

.page-faq .faq-help__text .section__title {
  margin-bottom: .85rem;
}

.page-faq .faq-help__channels {
  display: grid;
  gap: .3rem;
  align-content: start;
  padding: clamp(1.1rem, 3vw, 1.5rem);
  border-radius: var(--r-md);
  background: rgba(5, 8, 15, .6);
  border: 1px solid var(--faq-edge);
}

.page-faq .faq-help__label {
  margin: 0;
  color: var(--text-dim);
  font-size: .78125rem;
  letter-spacing: .1em;
}

.page-faq .faq-help__value {
  margin: 0 0 .9rem;
  color: var(--text);
  font-size: 1.0625rem;
  font-weight: 700;
  word-break: break-word;
}

.page-faq .faq-help__channels .btn {
  margin-top: .5rem;
  justify-self: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-steps__list {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-faq .faq-step::before {
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--cyan), rgba(47, 240, 207, 0));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 1.06fr .94fr;
    align-items: end;
  }

  .page-faq .faq-benefits__grid {
    grid-template-columns: .92fr 1.08fr;
  }

  .page-faq .faq-help__panel {
    grid-template-columns: 1.15fr .85fr;
    align-items: center;
  }

  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(3, minmax(110px, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero {
    padding-top: clamp(3rem, 6vw, 5.5rem);
  }

  .page-faq .faq-qa__list {
    grid-template-columns: repeat(2, 1fr);
    align-items: start;
  }
}

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