.page-solutions {
  --sol-num-col: 168px;
  --sol-mark: var(--color-accent);
  display: block;
}

.page-solutions .shell {
  padding-inline: var(--gutter);
}

/* ---------- 首屏 ---------- */

.page-solutions .sol-hero {
  background: var(--color-surface);
  color: var(--color-ink);
  padding: var(--space-4) 0 0;
  overflow: hidden;
}

.page-solutions .sol-hero .breadcrumb {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  letter-spacing: 0.04em;
}

.page-solutions .sol-hero .breadcrumb a {
  color: inherit;
  text-decoration: none;
  transition: background-color 120ms ease-out, color 120ms ease-out;
}

.page-solutions .sol-hero .breadcrumb a:hover,
.page-solutions .sol-hero .breadcrumb a:focus-visible {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-solutions .sol-hero__title {
  margin: var(--space-6) 0 0;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: var(--text-display);
  line-height: 0.94;
  letter-spacing: -0.02em;
  max-width: 1000px;
}

.page-solutions .sol-hero__lead {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: 1.55;
  color: var(--color-ink-soft);
}

.page-solutions .sol-board {
  margin: var(--space-8) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-2);
}

.page-solutions .sol-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-1);
}

.page-solutions .sol-row__num {
  font-family: var(--font-mono);
  font-weight: 900;
  font-size: var(--text-2xl);
  line-height: 0.85;
  letter-spacing: -0.05em;
  font-variant-numeric: tabular-nums;
  color: var(--color-accent);
}

.page-solutions .sol-row__card {
  padding: var(--space-4);
  border-radius: 0;
  transition: background-color 120ms ease-out, color 120ms ease-out;
}

.page-solutions .sol-row--a .sol-row__card {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-solutions .sol-row--b .sol-row__card {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-solutions .sol-row--c .sol-row__card {
  background: var(--color-surface-deep);
  color: var(--color-ink);
}

.page-solutions .sol-row--a .sol-row__card:hover,
.page-solutions .sol-row--a .sol-row__card:focus-within {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-solutions .sol-row--b .sol-row__card:hover,
.page-solutions .sol-row--b .sol-row__card:focus-within,
.page-solutions .sol-row--c .sol-row__card:hover,
.page-solutions .sol-row--c .sol-row__card:focus-within {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-solutions .sol-row__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  opacity: 0.78;
}

.page-solutions .sol-row__name {
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--text-xl);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.page-solutions .sol-row__desc {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  opacity: 0.9;
}

.page-solutions .sol-row__stats {
  margin: var(--space-4) 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-2);
}

.page-solutions .sol-stat__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.3;
  opacity: 0.72;
}

.page-solutions .sol-stat__value {
  margin: var(--space-1) 0 0;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: var(--text-xl);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.page-solutions .sol-hero__figure {
  margin: var(--space-8) 0 0;
  position: relative;
}

.page-solutions .sol-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 0;
}

/* ---------- 方案细项 ---------- */

.page-solutions .sol-plan {
  padding: var(--section-y) 0;
}

.page-solutions .sol-plan--contrast {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  --sol-mark: var(--color-contrast-accent);
}

.page-solutions .sol-plan--primary {
  background: var(--color-primary);
  color: var(--color-primary-ink);
  --sol-mark: var(--color-highlight);
}

.page-solutions .sol-plan--light {
  background: var(--color-surface-alt);
  color: var(--color-ink);
  --sol-mark: var(--color-accent);
}

.page-solutions .sol-plan__grid {
  display: grid;
  gap: var(--space-6);
}

.page-solutions .sol-plan__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  opacity: 0.8;
}

.page-solutions .sol-plan__title {
  margin: var(--space-3) 0 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--text-2xl);
  line-height: 1.12;
  letter-spacing: -0.015em;
  max-width: 16em;
}

.page-solutions .sol-plan__lead {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  opacity: 0.92;
}

.page-solutions .sol-list {
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-4);
  max-width: var(--measure);
}

.page-solutions .sol-list > li {
  position: relative;
  padding-left: var(--space-4);
}

.page-solutions .sol-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: var(--space-2);
  height: var(--border-thick);
  background: var(--sol-mark);
}

.page-solutions .sol-list__key {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-base);
  line-height: 1.35;
}

.page-solutions .sol-list__text {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  opacity: 0.88;
}

.page-solutions .sol-plan__next {
  margin: var(--space-6) 0 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  opacity: 0.95;
}

.page-solutions .sol-plan__next a {
  color: inherit;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.28em;
  transition: background-color 120ms ease-out, color 120ms ease-out;
}

.page-solutions .sol-plan__next a:hover,
.page-solutions .sol-plan__next a:focus-visible {
  background: var(--color-accent);
  color: var(--color-accent-ink);
  text-decoration: none;
}

.page-solutions .sol-plan__figure {
  margin: 0;
  position: relative;
}

.page-solutions .sol-plan__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 0;
}

/* ---------- 对照带 ---------- */

.page-solutions .sol-compare-band {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding: var(--section-y) 0;
}

.page-solutions .sol-compare-band .section-num {
  color: var(--color-contrast-accent);
}

.page-solutions .sol-compare-band .section-title {
  color: var(--color-contrast-ink);
}

.page-solutions .sol-compare-band .section-kicker {
  color: var(--color-contrast-ink);
  opacity: 0.78;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-solutions .sol-compare-figure {
  margin: var(--space-6) 0 0;
  position: relative;
}

.page-solutions .sol-compare-figure img {
  display: block;
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-radius: 0;
}

.page-solutions .sol-compare-wrap {
  margin-top: var(--space-6);
  overflow-x: auto;
}

.page-solutions .sol-compare {
  width: 100%;
  min-width: 780px;
  border-collapse: collapse;
}

.page-solutions .sol-compare caption {
  text-align: left;
  padding-bottom: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-contrast-ink);
  opacity: 0.65;
}

.page-solutions .sol-compare th,
.page-solutions .sol-compare td {
  text-align: left;
  vertical-align: top;
  padding: var(--space-3) var(--space-2);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-solutions .sol-compare thead th {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
  border-bottom: var(--border-thick) solid var(--color-contrast-accent);
}

.page-solutions .sol-compare tbody th {
  width: 130px;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
  white-space: nowrap;
  color: var(--color-contrast-ink);
  opacity: 0.75;
}

.page-solutions .sol-compare tbody tr:last-child th,
.page-solutions .sol-compare tbody tr:last-child td {
  border-bottom: 0;
}

.page-solutions .sol-compare a {
  color: inherit;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.28em;
  transition: background-color 120ms ease-out, color 120ms ease-out;
}

.page-solutions .sol-compare a:hover,
.page-solutions .sol-compare a:focus-visible {
  background: var(--color-contrast-accent);
  color: var(--color-contrast-surface);
  text-decoration: none;
}

/* ---------- 判断与出口 ---------- */

.page-solutions .sol-decide {
  background: var(--color-primary);
  color: var(--color-primary-ink);
  padding: var(--section-y) 0;
}

.page-solutions .sol-decide .section-num {
  color: var(--color-highlight);
}

.page-solutions .sol-decide .section-title {
  color: var(--color-primary-ink);
}

.page-solutions .sol-decide__list {
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-6);
  max-width: 900px;
}

.page-solutions .sol-decide__item {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: var(--space-2) var(--space-3);
}

.page-solutions .sol-decide__num {
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-weight: 900;
  font-size: var(--text-lg);
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
  color: var(--color-highlight);
}

.page-solutions .sol-decide__q {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: var(--text-lg);
  line-height: 1.3;
}

.page-solutions .sol-decide__a {
  margin: 0;
  grid-column: 2;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  opacity: 0.92;
}

.page-solutions .sol-exit {
  margin-top: var(--space-8);
  max-width: 900px;
  display: grid;
  gap: var(--space-4);
}

.page-solutions .sol-exit__text {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-solutions .sol-exit__text a {
  color: inherit;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.28em;
}

.page-solutions .sol-exit__text a:hover,
.page-solutions .sol-exit__text a:focus-visible {
  background: var(--color-accent);
  color: var(--color-accent-ink);
  text-decoration: none;
}

.page-solutions .sol-exit__action {
  margin: 0;
}

.page-solutions .sol-cta {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary-ink);
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--text-base);
  letter-spacing: 0.05em;
  text-decoration: none;
  border-radius: 0;
  transition: background-color 120ms ease-out, color 120ms ease-out;
}

.page-solutions .sol-cta:hover,
.page-solutions .sol-cta:focus-visible {
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.page-solutions .sol-exit__meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.6;
  opacity: 0.78;
}

/* ---------- 焦点态 ---------- */

.page-solutions a:focus-visible,
.page-solutions .sol-row__card:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: var(--space-1);
}

/* ---------- 断点 ---------- */

@media (min-width: 720px) {
  .page-solutions .sol-row__card {
    padding: var(--space-6);
  }

  .page-solutions .sol-decide__item {
    grid-template-columns: 64px minmax(0, 1fr);
  }

  .page-solutions .sol-decide__num {
    font-size: var(--text-xl);
  }
}

@media (min-width: 960px) {
  .page-solutions .sol-hero {
    padding-top: var(--space-6);
  }

  .page-solutions .sol-row {
    grid-template-columns: var(--sol-num-col) minmax(0, 1fr);
    gap: var(--space-4);
    align-items: start;
  }

  .page-solutions .sol-row__num {
    font-size: var(--text-4xl);
    position: sticky;
    top: 96px;
  }

  .page-solutions .sol-row__stats {
    gap: var(--space-4);
  }

  .page-solutions .sol-hero__figure img {
    height: 460px;
    aspect-ratio: auto;
  }

  .page-solutions .sol-plan__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-solutions .sol-plan--media-left .sol-plan__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-solutions .sol-plan--media-left .sol-plan__figure {
    order: -1;
  }

  .page-solutions .sol-compare-figure img {
    height: 320px;
  }
}

@media (min-width: 1220px) {
  .page-solutions .sol-hero__figure {
    margin-inline: auto;
    max-width: var(--container);
  }
}
</>