.sol-page {
  background: var(--o-bg);
}


.sol-hero {
  position: relative;
  background: var(--o-card);
  border-bottom: 1px solid var(--o-line);
  background-image:
    linear-gradient(rgba(22, 24, 29, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 24, 29, .035) 1px, transparent 1px);
  background-size: 28px 28px, 28px 28px;
  background-position: 0 0, 0 0;
}

.sol-hero__in {
  
  padding-top: 20px;
  padding-bottom: 56px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 380px);
  gap: 48px;
  align-items: end;
}

.sol-kick {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font: 700 11px/1 var(--o-font-mono);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--o-mut-2);
}

.sol-kick::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--o-accent);
}

.sol-h1 {
  margin: 0;
  font: 800 clamp(34px, 4.2vw, 52px)/1.08 var(--o-font-display);
  letter-spacing: -.03em;
  color: var(--o-ink);
  max-width: 25ch;
}

.sol-lead {
  margin: 18px 0 0;
  max-width: 62ch;
  color: var(--o-ink-2);
  font: 400 14.5px/1.75 var(--o-font-body);
}


.sol-facts {
  border-top: 1px solid var(--o-ink);
}

.sol-facts div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 2px;
  border-bottom: 1px solid var(--o-line);
  font: 600 11.5px/1.5 var(--o-font-mono);
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--o-mut-2);
}

.sol-facts div b {
  color: var(--o-ink);
  font-weight: 700;
  text-align: right;
}


.sol-wrap {
  
  padding-bottom: 72px;
}

.sol-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 56px;
  align-items: start;
  padding: 56px 0;
  border-top: 1px solid var(--o-line);
}

.sol-block:first-child {
  border-top: 0;
}

.sol-block--rev .sol-block__media {
  order: -1;
}

.sol-idx {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 12px;
  font: 700 11px/1 var(--o-font-mono);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--o-accent);
}

.sol-idx::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--o-line);
}

.sol-h2 {
  margin: 0 0 12px;
  font: 800 clamp(22px, 2.1vw, 30px)/1.2 var(--o-font-display);
  letter-spacing: -.02em;
  color: var(--o-ink);
}

.sol-p {
  margin: 0 0 20px;
  color: var(--o-ink-2);
  font: 400 14px/1.75 var(--o-font-body);
}

.sol-specs {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--o-line);
}

.sol-specs li {
  display: grid;
  grid-template-columns: minmax(150px, 196px) minmax(0, 1fr);
  gap: 6px 18px;
  padding: 9px 2px;
  border-bottom: 1px solid var(--o-line);
  font: 400 13.5px/1.6 var(--o-font-body);
  color: var(--o-ink-2);
}

.sol-specs li span:first-child {
  font: 700 10.5px/1.9 var(--o-font-mono);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--o-mut-2);
}

.sol-specs li em {
  color: var(--o-ink);
  font-style: normal;
  font-weight: 600;
}


.sol-specs li.is-plain {
  grid-template-columns: minmax(0, 1fr);
}

.sol-specs li.is-plain em {
  font-weight: 500;
}

.sol-figure {
  margin: 0;
}

.sol-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  border: 1px solid var(--o-line);
  border-radius: 12px;
  background: var(--o-bg-sunken);
}

.sol-figure picture {
  display: block;
  width: 100%;
}

.sol-figure figcaption {
  margin-top: 10px;
  font: 600 10.5px/1.6 var(--o-font-mono);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--o-mut-2);
}

.sol-figure--fit img {
  aspect-ratio: 16/9;
  object-fit: contain;
  background: var(--o-card);
}


@media (max-width: 991px) {
  .sol-hero__in {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
    padding-top: 20px;
    padding-bottom: 32px;
    align-items: start;
  }

  .sol-facts {
    margin-top: 8px;
  }

  .sol-block {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    padding: 40px 0;
  }

  .sol-block--rev .sol-block__media {
    order: 0;
  }

  .sol-specs li {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .sol-specs li span:first-child {
    font-size: 10px;
  }
}




.sol-crumb {
  
  padding-top: 20px;
}

.sol-crumb .x-breadcrumb {
  margin: 0;
}


.sol-more {
  margin: 20px 0 0;
}


.sol-cta {
  background: var(--o-card);
  border-top: 1px solid var(--o-line);
}

.sol-cta__in {
  
  padding-top: 48px;
  padding-bottom: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.sol-cta .sol-h2 {
  margin: 0 0 8px;
}

.sol-cta .sol-p {
  margin: 0;
}

.sol-cta__btns {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}


.sol-page--hub .sol-wrap {
  padding-bottom: 0;
}

@media (max-width: 991px) {
  .sol-crumb {
    padding-top: 14px;
  }

  .sol-cta__in {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    padding-top: 36px;
    padding-bottom: 36px;
  }

  .sol-cta__btns {
    width: 100%;
  }

  .sol-cta__btns .x-btn {
    flex: 1 1 0;
  }

  body.sol-page .x-fab-stack {
    bottom: calc(var(--o-bottomnav-h) + env(safe-area-inset-bottom) + 20px);
  }
  body.sol-page .x-inquiry-fab {
    bottom: calc(var(--o-bottomnav-h) + env(safe-area-inset-bottom) + 84px);
  }
  body.sol-page{padding-bottom: calc(var(--o-bottomnav-h) + env(safe-area-inset-bottom) + 140px);}
}


/* ---- sol-why: 差异化卖点卡片网格（替代被滥用的全局 .sol-specs） ---- */
.sol-why-sec {
  border-top: 1px solid var(--o-line);
  padding-top: 56px;
}

.sol-why {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  counter-reset: sol-why;
}

.sol-why__item {
  margin: 0;
  padding: 20px 22px;
  background: var(--o-card);
  border: 1px solid var(--o-line);
  border-radius: 14px;
  transition: border-color 200ms ease, box-shadow 200ms ease, transform 200ms ease;
}

.sol-why__item:hover {
  border-color: var(--o-line-soft, var(--o-line));
  box-shadow: 0 8px 24px rgba(22, 24, 29, .06);
  transform: translateY(-2px);
}

.sol-why__item::before {
  content: counter(sol-why, decimal-leading-zero);
  counter-increment: sol-why;
  display: block;
  margin: 0 0 10px;
  font: 700 11px/1 var(--o-font-mono);
  letter-spacing: .12em;
  color: var(--o-accent);
}

.sol-why__t {
  margin: 0 0 6px;
  font: 700 15.5px/1.35 var(--o-font-body);
  letter-spacing: -.01em;
  color: var(--o-ink);
}

.sol-why__d {
  margin: 0;
  font: 400 13.5px/1.6 var(--o-font-body);
  color: var(--o-ink-2);
}


/* ---- sol-faq: 原生 <details> 折叠手风琴（替代零样式的 .sol-faq-item + 误用的 .sol-cta） ---- */
.sol-faq {
  background: var(--o-card);
  border-top: 1px solid var(--o-line);
  padding: 56px 0;
}

.sol-faq-list {
  margin: 28px 0 0;
  border-top: 1px solid var(--o-line);
}

.sol-faq-item {
  border-bottom: 1px solid var(--o-line);
}

.sol-faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 4px;
  cursor: pointer;
  list-style: none;
  font: 700 15.5px/1.45 var(--o-font-body);
  letter-spacing: -.01em;
  color: var(--o-ink);
  transition: color 150ms ease;
}

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

.sol-faq-q::after {
  content: "";
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  margin-right: 2px;
  border-right: 2px solid var(--o-mut-2);
  border-bottom: 2px solid var(--o-mut-2);
  transform: rotate(45deg);
  transition: transform 200ms ease;
}

.sol-faq-item[open] .sol-faq-q::after { transform: rotate(225deg); }

.sol-faq-q:focus-visible {
  outline: 2px solid var(--o-accent);
  outline-offset: 2px;
  border-radius: 6px;
}

.sol-faq-a {
  padding: 0 4px 20px;
  font: 400 14px/1.75 var(--o-font-body);
  color: var(--o-ink-2);
  max-width: 72ch;
}

@media (max-width: 991px) {
  .sol-why {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .sol-why__item { padding: 18px; }

  .sol-why-sec { padding-top: 40px; }

  .sol-faq { padding: 40px 0; }

  .sol-faq-q {
    font-size: 15px;
    padding: 16px 2px;
  }

  .sol-faq-a { padding: 0 2px 18px; }
}