.page-faq {
  --faq-panel: rgba(11, 26, 51, 0.78);
  --faq-line: rgba(200, 211, 224, 0.14);
  --faq-line-strong: rgba(34, 224, 214, 0.32);
  --faq-band: var(--wm-cyan);
  background:
    radial-gradient(1100px 560px at 82% -8%, rgba(34, 224, 214, 0.10), transparent 62%),
    radial-gradient(900px 520px at 8% 42%, rgba(154, 107, 255, 0.08), transparent 66%),
    linear-gradient(180deg, #050B18 0%, #0B1A33 46%, #050B18 100%);
  color: var(--wm-rock);
  font-family: var(--wm-sans);
  overflow-x: hidden;
  padding-bottom: 0;
}

.page-faq .wm-container {
  width: 100%;
  max-width: var(--wm-max);
  margin: 0 auto;
  padding: 0 var(--wm-gutter);
  box-sizing: border-box;
}

.page-faq .faq-eyebrow {
  font-family: var(--wm-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--wm-cyan);
  margin: 0 0 14px;
}

.page-faq .faq-h2 {
  font-size: clamp(1.5rem, 4.2vw, 2.5rem);
  font-weight: 900;
  line-height: 1.12;
  color: var(--wm-cream);
  margin: 0 0 16px;
  transform: rotate(-1.6deg);
  transform-origin: left center;
}

.page-faq .faq-h2--light {
  color: var(--wm-cream);
}

.page-faq .faq-lead {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--wm-rock);
  max-width: 34em;
  margin: 0;
}

.page-faq .faq-crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--wm-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--wm-cold);
  padding-top: calc(var(--wm-header-h) + 26px);
}

.page-faq .faq-crumb a {
  color: var(--wm-cold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-faq .faq-crumb a:hover,
.page-faq .faq-crumb a:focus-visible {
  color: var(--wm-cyan);
  border-bottom-color: var(--wm-cyan);
}

.page-faq .faq-crumb__sep {
  color: rgba(107, 124, 147, 0.7);
}

/* ---------- hero ---------- */
.page-faq .faq-hero {
  padding: 0 0 56px;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 32px;
  margin-top: 32px;
}

.page-faq .faq-hero__title {
  font-size: clamp(1.9rem, 6.2vw, 3.6rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--wm-cream);
  margin: 0 0 20px;
  max-width: 16em;
  transform: rotate(-2deg);
  transform-origin: left center;
}

.page-faq .faq-hero__lead {
  font-size: 1rem;
  line-height: 1.8;
  max-width: 34em;
  margin: 0;
  color: var(--wm-rock);
}

.page-faq .faq-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--faq-line);
  border: 1px solid var(--faq-line-strong);
  border-radius: 14px;
  overflow: hidden;
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px 16px;
  background: var(--faq-panel);
}

.page-faq .faq-stat__num {
  font-family: var(--wm-mono);
  font-size: 1.65rem;
  font-weight: 600;
  line-height: 1;
  color: var(--wm-cyan);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-stat__label {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--wm-cold);
}

/* ---------- 三步上手 ---------- */
.page-faq .faq-start {
  padding: 56px 0;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-start__head {
  margin-bottom: 28px;
}

.page-faq .faq-start__media {
  margin: 0 0 28px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--faq-line-strong);
  position: relative;
}

.page-faq .faq-start__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5, 11, 24, 0.15), rgba(5, 11, 24, 0.72)),
    repeating-linear-gradient(90deg, rgba(34, 224, 214, 0.07) 0 1px, transparent 1px 12px);
  pointer-events: none;
}

.page-faq .faq-start__media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-faq .faq-steps {
  display: grid;
  gap: 16px;
}

.page-faq .faq-step {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 20px;
  border: 1px solid var(--faq-line);
  border-top: 3px solid var(--wm-cyan);
  border-radius: 16px;
  background: linear-gradient(160deg, rgba(18, 48, 92, 0.86), rgba(11, 26, 51, 0.92));
}

.page-faq .faq-step--1 { border-top-color: var(--wm-orange); }
.page-faq .faq-step--2 { border-top-color: var(--wm-cyan); }
.page-faq .faq-step--3 { border-top-color: var(--wm-violet); }

.page-faq .faq-step__num {
  font-family: var(--wm-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--wm-cold);
}

.page-faq .faq-step__title {
  font-size: 1.12rem;
  font-weight: 900;
  color: var(--wm-cream);
  margin: 0;
  line-height: 1.4;
}

.page-faq .faq-step__text {
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--wm-rock);
  margin: 0;
}

.page-faq .faq-step__link {
  margin-top: auto;
  align-self: flex-start;
  font-family: var(--wm-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--wm-cyan);
  text-decoration: none;
  border-bottom: 2px solid rgba(34, 224, 214, 0.45);
  padding-bottom: 3px;
}

.page-faq .faq-step__link:hover,
.page-faq .faq-step__link:focus-visible {
  border-bottom-color: var(--wm-cyan);
}

/* ---------- 问题清单 ---------- */
.page-faq .faq-desk {
  padding: 56px 0;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-desk__head {
  display: grid;
  gap: 24px;
  margin-bottom: 28px;
}

.page-faq .faq-desk__figure {
  margin: 0;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--faq-line);
  background: rgba(5, 11, 24, 0.6);
}

.page-faq .faq-desk__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 32px;
}

.page-faq .faq-filter__btn {
  font-family: var(--wm-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--faq-line);
  background: rgba(18, 48, 92, 0.5);
  color: var(--wm-rock);
  cursor: pointer;
  transition: color 0.24s var(--wm-ease), border-color 0.24s var(--wm-ease), background 0.24s var(--wm-ease);
}

.page-faq .faq-filter__btn:hover {
  border-color: var(--faq-line-strong);
  color: var(--wm-cream);
}

.page-faq .faq-filter__btn[aria-pressed="true"] {
  background: rgba(34, 224, 214, 0.14);
  border-color: var(--wm-cyan);
  color: var(--wm-cyan);
}

.page-faq .faq-filter__btn:focus-visible {
  outline: 2px solid var(--wm-cyan);
  outline-offset: 3px;
}

.page-faq .faq-desk__body {
  display: grid;
  gap: 32px;
}

.page-faq .faq-index {
  display: none;
}

.page-faq .faq-list {
  min-width: 0;
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  margin-bottom: 48px;
}

.page-faq .faq-group--device { --faq-band: var(--wm-cyan); }
.page-faq .faq-group--subscribe { --faq-band: var(--wm-violet); }
.page-faq .faq-group--data { --faq-band: var(--wm-orange); }
.page-faq .faq-group--terms { --faq-band: var(--wm-moss); }

.page-faq .faq-group__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-group__letter {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex: 0 0 auto;
  border-radius: 6px;
  background: var(--faq-band);
  color: #050B18;
  font-family: var(--wm-mono);
  font-size: 13px;
  font-weight: 600;
}

.page-faq .faq-group__name {
  font-size: 1.08rem;
  font-weight: 900;
  color: var(--wm-cream);
  letter-spacing: 0.02em;
}

.page-faq .faq-group__count {
  margin-left: auto;
  font-family: var(--wm-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--wm-cold);
}

/* ---------- 问答手风琴 ---------- */
.page-faq .faq-q {
  background: var(--faq-panel);
  border-left: 3px solid rgba(200, 211, 224, 0.18);
  border-radius: 0 12px 12px 0;
  margin-bottom: 10px;
  transition: border-color 0.3s var(--wm-ease), background 0.3s var(--wm-ease);
}

.page-faq .faq-q[open] {
  border-left-color: var(--faq-band, var(--wm-cyan));
  background: rgba(18, 48, 92, 0.66);
}

.page-faq .faq-q summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-q summary:focus-visible {
  outline: 2px solid var(--wm-cyan);
  outline-offset: -2px;
}

.page-faq .faq-q__mark {
  flex: 0 0 auto;
  font-family: var(--wm-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--wm-cold);
  padding-top: 2px;
}

.page-faq .faq-q__title {
  flex: 1 1 auto;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--wm-cream);
}

.page-faq .faq-q__sign {
  flex: 0 0 auto;
  position: relative;
  width: 14px;
  height: 14px;
  align-self: center;
  transition: transform 0.3s var(--wm-ease);
}

.page-faq .faq-q__sign::before,
.page-faq .faq-q__sign::after {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
  background: var(--wm-cyan);
  border-radius: 2px;
}

.page-faq .faq-q__sign::after {
  transform: rotate(90deg);
}

.page-faq .faq-q[open] .faq-q__sign {
  transform: rotate(45deg);
}

.page-faq .faq-q__answer {
  padding: 0 18px 18px;
}

.page-faq .faq-q__answer p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--wm-rock);
  max-width: 34em;
}

/* ---------- 术语表 ---------- */
.page-faq .faq-terms {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 20px;
  border: 1px dashed rgba(31, 122, 92, 0.6);
  border-radius: 14px;
  background: rgba(31, 122, 92, 0.10);
}

.page-faq .faq-term {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 8px 15px;
  border-radius: 999px;
  border: 1px solid rgba(34, 224, 214, 0.30);
  background: rgba(5, 11, 24, 0.55);
  color: var(--wm-cream);
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  cursor: help;
  transition: border-color 0.24s var(--wm-ease), background 0.24s var(--wm-ease);
}

.page-faq .faq-term:hover,
.page-faq .faq-term:focus {
  border-color: var(--wm-cyan);
  background: rgba(34, 224, 214, 0.12);
}

.page-faq .faq-term:focus-visible {
  outline: 2px solid var(--wm-cyan);
  outline-offset: 3px;
}

.page-faq .faq-term__def {
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  z-index: 6;
  width: min(260px, 68vw);
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--faq-line-strong);
  background: #071427;
  color: var(--wm-rock);
  font-size: 0.82rem;
  line-height: 1.65;
  letter-spacing: 0;
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.24s var(--wm-ease), transform 0.24s var(--wm-ease), visibility 0.24s;
}

.page-faq .faq-term:hover .faq-term__def,
.page-faq .faq-term:focus .faq-term__def,
.page-faq .faq-term:focus-within .faq-term__def {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- 还没解决 ---------- */
.page-faq .faq-help {
  padding: 56px 0 80px;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-help__card {
  display: grid;
  gap: 28px;
  padding: 28px 22px;
  border-radius: 18px;
  border: 1px solid var(--faq-line-strong);
  background:
    radial-gradient(600px 300px at 100% 0%, rgba(201, 123, 74, 0.20), transparent 68%),
    linear-gradient(150deg, rgba(18, 48, 92, 0.92), rgba(5, 11, 24, 0.96));
}

.page-faq .faq-help__text {
  font-size: 0.96rem;
  line-height: 1.8;
  color: var(--wm-rock);
  max-width: 34em;
  margin: 0 0 22px;
}

.page-faq .faq-help__btn {
  display: inline-block;
}

.page-faq .faq-help__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-faq .faq-help__list li {
  display: grid;
  gap: 4px;
  padding-left: 14px;
  border-left: 2px solid rgba(201, 123, 74, 0.7);
}

.page-faq .faq-help__label {
  font-family: var(--wm-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--wm-cold);
}

.page-faq .faq-help__value {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--wm-cream);
  word-break: break-word;
}

.page-faq .faq-help__value a {
  color: var(--wm-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 214, 0.4);
}

.page-faq .faq-help__value a:hover,
.page-faq .faq-help__value a:focus-visible {
  border-bottom-color: var(--wm-cyan);
}

/* ---------- 显现 ---------- */
.page-faq [data-reveal] {
  opacity: 1;
}

.page-faq .wm-js [data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.42s var(--wm-ease), transform 0.42s var(--wm-ease);
}

.page-faq .wm-js [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

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

  .page-faq .faq-steps {
    grid-template-columns: 1fr 1fr;
  }

  .page-faq .faq-step--1 {
    grid-column: 1 / -1;
  }

  .page-faq .faq-help__card {
    padding: 34px 30px;
  }
}

/* ---------- 1024 ---------- */
@media (min-width: 1024px) {
  .page-faq .faq-hero {
    padding-bottom: 72px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: 48px;
    margin-top: 40px;
  }

  .page-faq .faq-stats {
    grid-template-columns: 1fr 1fr;
  }

  .page-faq .faq-start,
  .page-faq .faq-desk {
    padding: 88px 0;
  }

  .page-faq .faq-steps {
    grid-template-columns: 1.25fr 1fr 0.9fr;
    align-items: stretch;
    gap: 18px;
  }

  .page-faq .faq-step--1 {
    grid-column: auto;
  }

  .page-faq .faq-step:not(.faq-step--1) {
    padding-top: 34px;
  }

  .page-faq .faq-desk__head {
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: start;
    gap: 40px;
    margin-bottom: 36px;
  }

  .page-faq .faq-desk__body {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-index {
    display: flex;
    flex-direction: column;
    gap: 6px;
    position: sticky;
    top: calc(var(--wm-header-h) + 28px);
    align-self: start;
    padding-top: 4px;
  }

  .page-faq .faq-index__link {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: 8px 0 8px 12px;
    border-left: 2px solid rgba(200, 211, 224, 0.18);
    text-decoration: none;
    transition: border-color 0.24s var(--wm-ease);
  }

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

  .page-faq .faq-index__link:focus-visible {
    outline: 2px solid var(--wm-cyan);
    outline-offset: 2px;
  }

  .page-faq .faq-index__l {
    font-family: var(--wm-mono);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--wm-cyan);
    letter-spacing: 0.08em;
  }

  .page-faq .faq-index__t {
    font-size: 0.68rem;
    letter-spacing: 0.04em;
    color: var(--wm-cold);
    white-space: nowrap;
  }

  .page-faq .faq-q summary {
    padding: 18px 22px;
  }

  .page-faq .faq-q__answer {
    padding: 0 22px 20px;
  }

  .page-faq .faq-help__card {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    padding: 44px 40px;
  }
}

/* ---------- 1440 ---------- */
@media (min-width: 1440px) {
  .page-faq .faq-hero__title {
    max-width: 17em;
  }

  .page-faq .faq-step {
    padding: 26px 24px 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .wm-js [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-faq .faq-q__sign,
  .page-faq .faq-term__def {
    transition: none;
  }
}
<<<END>>>