.page-solutions {
  --sol-rule: var(--border-thin) solid var(--color-line);
  --sol-rule-dark: var(--border-thin) solid var(--color-contrast-line);
  --sol-edge: var(--space-3);
  display: block;
  background: var(--color-surface);
  color: var(--color-ink);
}

/* ============ 首屏：不等宽分屏 ============ */
.page-solutions .sol-hero {
  display: grid;
  grid-template-columns: 1fr;
}

.page-solutions .sol-hero__aside {
  order: 2;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding: var(--space-8) var(--sol-edge);
}

.page-solutions .sol-hero__main {
  order: 1;
  background: var(--color-surface);
  padding: var(--space-8) var(--sol-edge) var(--space-6);
}

.page-solutions .sol-hero__eyebrow {
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.22em;
  color: var(--color-contrast-accent);
}

.page-solutions .sol-hero__hint {
  margin: 0;
  max-width: 26ch;
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--color-contrast-ink);
}

.page-solutions .sol-hero__title {
  margin: 0;
  padding-inline: var(--space-1);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: 1;
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  transform: rotate(-1.2deg);
  transform-origin: left center;
  text-wrap: balance;
}

.page-solutions .sol-hero__lede {
  margin: var(--space-4) 0 0;
  max-width: 52ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-solutions .sol-hero__figures {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-8);
  margin: var(--space-6) 0 0;
  padding: var(--space-4) 0 0;
  border-top: var(--sol-rule);
}

.page-solutions .sol-figure {
  display: flex;
  flex-direction: column-reverse;
  gap: var(--space-1);
  min-width: 120px;
}

.page-solutions .sol-figure__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--color-ink);
  -webkit-text-stroke: 1px color-mix(in srgb, var(--color-primary) 42%, transparent);
}

.page-solutions .sol-figure__unit {
  margin-left: 0.1em;
  font-size: var(--text-lg);
  -webkit-text-stroke: 0;
  color: var(--color-ink-muted);
}

.page-solutions .sol-figure__label {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

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

/* ============ 人群索引 ============ */
.page-solutions .sol-role-index {
  margin: var(--space-6) 0 0;
}

.page-solutions .sol-role-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--sol-rule-dark);
}

.page-solutions .sol-role-index__item {
  border-bottom: var(--sol-rule-dark);
}

.page-solutions .sol-role-index__link {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-2) var(--space-2) var(--space-1);
  font-size: var(--text-base);
  color: var(--color-contrast-ink);
  text-decoration: none;
  border-left: var(--border-thick) solid transparent;
  transition: color 150ms linear, border-color 150ms linear, background-color 150ms linear;
}

.page-solutions .sol-role-index__link:hover,
.page-solutions .sol-role-index__link:focus-visible {
  border-left-color: var(--color-contrast-accent);
  color: var(--color-contrast-accent);
  background: color-mix(in srgb, var(--color-contrast-accent) 12%, transparent);
  outline: none;
}

.page-solutions .sol-role-index__link.is-active {
  border-left-color: var(--color-primary);
  background: color-mix(in srgb, var(--color-primary) 30%, transparent);
  color: var(--color-primary-ink);
}

.page-solutions .sol-role-index__link.is-active .sol-role-index__num {
  color: var(--color-primary-ink);
}

.page-solutions .sol-role-index__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-contrast-accent);
}

/* ============ 分组与区块头 ============ */
.page-solutions .sol-group {
  padding-block: var(--section-y);
}

.page-solutions .sol-group--faq {
  padding-top: var(--space-8);
  border-top: var(--sol-rule);
}

.page-solutions .sol-group__head {
  display: grid;
  gap: var(--space-3);
  padding-bottom: var(--space-6);
  margin-bottom: var(--space-8);
  border-bottom: var(--sol-rule);
}

.page-solutions .sol-group__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.2em;
  color: var(--color-accent);
}

.page-solutions .sol-group__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

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

/* ============ 方案条目 ============ */
.page-solutions .sol-plan {
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid var(--color-primary);
}

.page-solutions .sol-plan + .sol-plan {
  margin-top: var(--space-8);
  padding-top: var(--space-8);
  border-top: var(--sol-rule);
  border-left: var(--border-thick) solid var(--color-primary);
}

.page-solutions .sol-plan__tag {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.18em;
  color: var(--color-primary);
}

.page-solutions .sol-plan__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-solutions .sol-plan__lede {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-solutions .sol-plan__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-top: var(--space-6);
}

.page-solutions .sol-plan__media,
.page-solutions .sol-plan__banner {
  margin: 0;
}

.page-solutions .sol-plan__banner {
  margin: var(--space-6) 0 var(--space-6);
}

.page-solutions .sol-plan__body {
  min-width: 0;
}

.page-solutions .sol-plan__next {
  margin: var(--space-6) 0 0;
  padding-top: var(--space-3);
  border-top: var(--sol-rule);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-solutions .sol-plan__next a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-solutions .sol-plan__next a:hover {
  color: var(--color-focus);
}

/* ============ 字段清单 ============ */
.page-solutions .sol-spec {
  margin: 0;
  border-top: var(--sol-rule);
}

.page-solutions .sol-spec__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-1);
  padding: var(--space-3) 0;
  border-bottom: var(--sol-rule);
}

.page-solutions .sol-spec__key {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.page-solutions .sol-spec__val {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

/* ============ 青训年龄刻度 ============ */
.page-solutions .sol-scale {
  list-style: none;
  display: flex;
  gap: var(--space-1);
  margin: var(--space-6) 0 0;
  padding: var(--space-3) 0 0;
  border-top: var(--sol-rule);
  overflow-x: auto;
}

.page-solutions .sol-scale__item {
  position: relative;
  flex: 1 1 0;
  min-width: 48px;
  padding-top: var(--space-3);
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent);
}

.page-solutions .sol-scale__item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: var(--border-thin);
  background: var(--color-line);
}

.page-solutions .sol-scale__item::after {
  content: "";
  position: absolute;
  top: -3px;
  left: 50%;
  width: var(--border-thin);
  height: 7px;
  background: var(--color-accent);
}

/* ============ 场景条目 ============ */
.page-solutions .sol-scene__banner {
  margin: 0 0 var(--space-8);
}

.page-solutions .sol-scene {
  padding: var(--space-6) 0;
  border-top: var(--sol-rule);
}

.page-solutions .sol-scene__title {
  margin: 0 0 var(--space-4);
  padding-left: var(--space-2);
  border-left: var(--border-thick) solid var(--color-accent);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-solutions .sol-scene__body {
  min-width: 0;
}

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

.page-solutions .sol-scene__next {
  margin: var(--space-4) 0 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-solutions .sol-scene__next a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-solutions .sol-scene__next a:hover {
  color: var(--color-focus);
}

/* ============ 下一步分支带 ============ */
.page-solutions .sol-branch {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding-block: var(--section-y-lg);
}

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

.page-solutions .sol-branch__eyebrow {
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.22em;
  color: var(--color-contrast-accent);
}

.page-solutions .sol-branch__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

.page-solutions .sol-branch__note {
  margin: var(--space-3) 0 0;
  max-width: 46ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 72%, transparent);
}

.page-solutions .sol-branch__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--sol-rule-dark);
}

.page-solutions .sol-branch__item {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-4) 0;
  border-bottom: var(--sol-rule-dark);
}

.page-solutions .sol-branch__who {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-contrast-accent);
}

.page-solutions .sol-branch__what {
  margin: 0;
  max-width: 56ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

.page-solutions .sol-branch__link {
  justify-self: start;
  font-size: var(--text-base);
  color: var(--color-primary-ink);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-primary);
  padding-bottom: 2px;
  transition: color 150ms linear, border-color 150ms linear;
}

.page-solutions .sol-branch__link:hover,
.page-solutions .sol-branch__link:focus-visible {
  color: var(--color-contrast-accent);
  border-bottom-color: var(--color-contrast-accent);
  outline: none;
}

/* ============ 折叠问答 ============ */
.page-solutions .sol-faq .panel {
  border-bottom: var(--sol-rule);
}

.page-solutions .sol-faq .panel__summary {
  cursor: pointer;
  padding-block: var(--space-4);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-solutions .sol-faq .panel__body {
  padding-bottom: var(--space-4);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-solutions .sol-faq .panel__body a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ============ 收尾出口 ============ */
.page-solutions .sol-exit {
  padding-block: var(--section-y);
  border-top: var(--sol-rule);
}

.page-solutions .sol-exit__inner {
  display: grid;
  gap: var(--space-4);
  align-items: start;
}

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

.page-solutions .sol-exit__inner .btn {
  justify-self: start;
}

/* ============ 桌面布局 ============ */
@media (min-width: 720px) {
  .page-solutions .sol-hero__aside,
  .page-solutions .sol-hero__main {
    padding-inline: var(--space-6);
  }

  .page-solutions .sol-spec__row {
    grid-template-columns: minmax(120px, 168px) 1fr;
    gap: var(--space-3);
    align-items: baseline;
  }

  .page-solutions .sol-exit__inner {
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: var(--space-6);
  }
}

@media (min-width: 900px) {
  .page-solutions .sol-hero {
    grid-template-columns: 5fr 7fr;
  }

  .page-solutions .sol-hero__aside {
    order: 1;
    padding-block: var(--section-y-lg);
  }

  .page-solutions .sol-hero__main {
    order: 2;
    padding-block: var(--section-y-lg) var(--section-y);
  }

  .page-solutions .sol-group__head {
    grid-template-columns: 5fr 7fr;
    gap: var(--space-3) var(--space-6);
    align-items: end;
  }

  .page-solutions .sol-group__eyebrow {
    grid-column: 1 / -1;
  }

  .page-solutions .sol-group__note {
    align-self: end;
  }

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

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

  .page-solutions .sol-scene {
    display: grid;
    grid-template-columns: 4fr 8fr;
    gap: var(--space-6);
    padding-block: var(--space-8);
  }

  .page-solutions .sol-scene__title {
    margin-bottom: 0;
    position: sticky;
    top: var(--space-6);
  }

  .page-solutions .sol-branch__inner {
    grid-template-columns: 4fr 8fr;
    gap: var(--space-8);
    align-items: start;
  }

  .page-solutions .sol-branch__list {
    border-top: none;
  }

  .page-solutions .sol-branch__item {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "who link"
      "what link";
    align-items: start;
    gap: var(--space-1) var(--space-6);
  }

  .page-solutions .sol-branch__who {
    grid-area: who;
  }

  .page-solutions .sol-branch__what {
    grid-area: what;
  }

  .page-solutions .sol-branch__link {
    grid-area: link;
    align-self: center;
    white-space: nowrap;
  }
}

@media (min-width: 1400px) {
  .page-solutions .sol-hero__aside {
    padding-left: max(var(--space-6), calc((100vw - var(--container)) / 2));
  }

  .page-solutions .sol-hero__main {
    padding-right: max(var(--space-6), calc((100vw - var(--container)) / 2));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-solutions .sol-hero__title {
    transform: none;
  }

  .page-solutions .sol-role-index__link,
  .page-solutions .sol-branch__link {
    transition: none;
  }
}