/* ===== 数据服务页 /solutions/ · 能力说明 ===== */

.page-solutions {
  background: var(--color-surface);
  color: var(--color-ink);
}

/* ---------- 首屏 ---------- */

.page-solutions .sol-hero {
  padding-block: var(--space-6) var(--section-y);
  background: var(--color-surface);
}

.page-solutions .sol-hero .breadcrumbs {
  margin: 0 0 var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-solutions .sol-hero__grid {
  display: grid;
  gap: 0;
}

.page-solutions .sol-hero__blue {
  background: var(--color-primary);
  color: var(--color-primary-ink);
  padding: var(--space-6) var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.page-solutions .sol-hero__blue .eyebrow {
  color: var(--color-primary-ink);
  margin: 0;
}

.page-solutions .sol-hero__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: 1.02;
  letter-spacing: var(--tracking-heading);
  color: var(--color-primary-ink);
}

.page-solutions .sol-hero__lead {
  margin: 0;
  max-width: 46ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-primary-ink) 88%, transparent);
}

.page-solutions .sol-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.page-solutions .sol-hero__actions .btn {
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-pill);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  text-decoration: none;
  border: var(--border-thin) solid transparent;
  transition: background-color 0.16s ease, color 0.16s ease;
}

.page-solutions .sol-hero__actions .btn--primary {
  background: var(--color-primary-ink);
  color: var(--color-primary);
  border-color: var(--color-primary-ink);
}

.page-solutions .sol-hero__actions .btn--primary:hover {
  background: color-mix(in srgb, var(--color-primary-ink) 82%, var(--color-primary));
}

.page-solutions .sol-hero__actions .btn--outline {
  background: transparent;
  color: var(--color-primary-ink);
  border-color: var(--color-primary-ink);
}

.page-solutions .sol-hero__actions .btn--outline:hover {
  background: color-mix(in srgb, var(--color-primary-ink) 18%, transparent);
}

.page-solutions .sol-hero__strip {
  margin: auto 0 0;
  aspect-ratio: 16 / 5;
  overflow: hidden;
  background: var(--color-contrast-surface);
}

.page-solutions .sol-hero__strip img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}

/* 深墨控制台 */

.page-solutions .sol-hero__console {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding: var(--space-6) var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.page-solutions .sol-console__title {
  margin: 0;
  padding-bottom: var(--space-2);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  color: var(--color-contrast-ink);
}

.page-solutions .sol-console__rows {
  margin: 0;
  display: grid;
  gap: var(--space-2);
}

.page-solutions .sol-console__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-2);
  padding-bottom: var(--space-1);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
  font-size: var(--text-sm);
}

.page-solutions .sol-console__row dt {
  margin: 0;
  color: color-mix(in srgb, var(--color-contrast-ink) 70%, transparent);
}

.page-solutions .sol-console__row dd {
  margin: 0;
  font-family: var(--font-mono);
  color: var(--color-contrast-ink);
}

.page-solutions .sol-figures {
  margin-top: auto;
  display: grid;
  gap: var(--space-3);
}

.page-solutions .sol-figure {
  margin: 0;
  padding-left: var(--space-2);
  border-left: var(--border-thick) solid var(--color-contrast-accent);
}

.page-solutions .sol-figure:nth-child(2) {
  margin-left: var(--space-1);
}

.page-solutions .sol-figure:nth-child(3) {
  margin-left: var(--space-2);
}

.page-solutions .sol-figure__num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: 1;
  color: var(--color-primary-ink);
}

.page-solutions .sol-figure__label {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  line-height: var(--leading-heading);
  color: color-mix(in srgb, var(--color-contrast-ink) 74%, transparent);
}

/* ---------- 通用区块 ---------- */

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

.page-solutions .sol-section--sync {
  background: var(--color-primary-soft);
}

.page-solutions .sol-section--flow {
  background: var(--color-surface-alt);
}

.page-solutions .sol-section--past {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-solutions .sol-section--limit {
  background: var(--color-surface);
}

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

.page-solutions .sol-head {
  max-width: var(--measure);
  margin: 0 0 var(--space-6);
}

.page-solutions .sol-head > * + * {
  margin-top: var(--space-2);
}

.page-solutions .sol-head h2 {
  margin: 0;
}

.page-solutions .sol-head .prose {
  margin: 0;
}

.page-solutions .sol-section--past h2,
.page-solutions .sol-section--past .eyebrow {
  color: var(--color-contrast-ink);
}

.page-solutions .sol-section--past .prose {
  color: color-mix(in srgb, var(--color-contrast-ink) 84%, transparent);
}

.page-solutions .sol-section--next h2,
.page-solutions .sol-section--next .eyebrow {
  color: var(--color-primary-ink);
}

.page-solutions .sol-section--next .prose {
  color: color-mix(in srgb, var(--color-primary-ink) 88%, transparent);
}

/* ---------- 能力条目 ---------- */

.page-solutions .sol-caps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
  counter-reset: solcap;
}

.page-solutions .sol-cap {
  counter-increment: solcap;
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid var(--color-primary);
}

.page-solutions .sol-cap::before {
  content: counter(solcap, decimal-leading-zero);
  display: block;
  margin-bottom: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-ink-muted);
}

.page-solutions .sol-cap__title {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: inherit;
}

.page-solutions .sol-cap__use {
  margin: 0 0 var(--space-2);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-solutions .sol-cap__support,
.page-solutions .sol-cap__result {
  margin: 0 0 var(--space-1);
  max-width: min(100%, var(--measure));
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-solutions .sol-cap__key {
  display: inline-block;
  margin-right: var(--space-1);
  font-size: var(--text-xs);
  font-weight: var(--weight-heading);
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

/* 可展开的边界明细 */

.page-solutions .sol-cap__more {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
  max-width: min(100%, var(--measure));
}

.page-solutions .sol-cap__more > summary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  cursor: pointer;
  list-style: none;
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  color: var(--color-primary);
}

.page-solutions .sol-cap__more > summary::-webkit-details-marker {
  display: none;
}

.page-solutions .sol-cap__more > summary::after {
  content: "＋";
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}

.page-solutions .sol-cap__more[open] > summary::after {
  content: "－";
}

.page-solutions .sol-cap__more > p {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-solutions .sol-cap__more > p a {
  color: var(--color-primary);
}

/* 深墨区块里的条目 */

.page-solutions .sol-section--past .sol-cap {
  border-left-color: var(--color-primary-soft);
}

.page-solutions .sol-section--past .sol-cap::before {
  color: color-mix(in srgb, var(--color-contrast-ink) 60%, transparent);
}

.page-solutions .sol-section--past .sol-cap__use,
.page-solutions .sol-section--past .sol-cap__support,
.page-solutions .sol-section--past .sol-cap__result {
  color: color-mix(in srgb, var(--color-contrast-ink) 84%, transparent);
}

.page-solutions .sol-section--past .sol-cap__key {
  color: var(--color-primary-soft);
}

.page-solutions .sol-section--past .sol-cap__more {
  border-top-color: var(--color-contrast-line);
}

.page-solutions .sol-section--past .sol-cap__more > summary,
.page-solutions .sol-section--past .sol-cap__more > p a {
  color: var(--color-contrast-ink);
}

.page-solutions .sol-section--past .sol-cap__more > p {
  color: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent);
}

/* ---------- 图片容器 ---------- */

.page-solutions .sol-media {
  margin: 0 0 var(--space-4);
  overflow: hidden;
  background: var(--color-contrast-surface);
}

.page-solutions .sol-media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-solutions .sol-media--band {
  aspect-ratio: 16 / 6;
}

.page-solutions .sol-media--flow {
  aspect-ratio: 4 / 3;
}

.page-solutions .sol-media--past {
  aspect-ratio: 1 / 1;
}

/* ---------- 布局骨架（走势区块 / 回溯区块 / 出口区块） ---------- */

.page-solutions .sol-flow,
.page-solutions .sol-past,
.page-solutions .sol-next {
  display: grid;
  gap: var(--space-4);
}

.page-solutions .sol-flow > .sol-head,
.page-solutions .sol-past > .sol-head {
  margin-bottom: 0;
}

.page-solutions .sol-next__intro .sol-next__cta {
  display: inline-flex;
  align-items: center;
  margin-top: var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: var(--color-primary-ink);
  color: var(--color-primary);
  border: var(--border-thin) solid var(--color-primary-ink);
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  text-decoration: none;
}

.page-solutions .sol-next__links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.page-solutions .sol-next__links > li {
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid color-mix(in srgb, var(--color-primary-ink) 34%, transparent);
}

.page-solutions .sol-next__links a {
  display: block;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-primary-ink);
  text-decoration: none;
}

.page-solutions .sol-next__links a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.page-solutions .sol-next__links span {
  display: block;
  margin-top: var(--space-1);
  max-width: min(100%, var(--measure));
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-primary-ink) 84%, transparent);
}

/* ---------- 边界区块 ---------- */

.page-solutions .sol-limit {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: 50% 50% 0 0 / 90px 90px 0 0;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding: var(--space-8) var(--space-3) var(--space-6);
}

.page-solutions .sol-limit__img {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-solutions .sol-limit__scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: var(--overlay-scrim);
}

.page-solutions .sol-limit__inner {
  position: relative;
  z-index: 2;
  max-width: min(100%, var(--measure));
}

.page-solutions .sol-limit__inner h2 {
  margin: var(--space-2) 0 var(--space-2);
  color: var(--color-contrast-ink);
}

.page-solutions .sol-limit__inner .eyebrow {
  color: var(--color-contrast-ink);
  margin: 0;
}

.page-solutions .sol-limit__inner .prose {
  margin: 0;
  color: color-mix(in srgb, var(--color-contrast-ink) 84%, transparent);
}

.page-solutions .sol-limit__list {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.page-solutions .sol-limit__list > li {
  padding-left: var(--space-2);
  border-left: var(--border-thick) solid var(--color-contrast-accent);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 90%, transparent);
}

.page-solutions .sol-limit__inner .btn {
  display: inline-flex;
  align-items: center;
  margin-top: var(--space-4);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  text-decoration: none;
  border: var(--border-thin) solid var(--color-contrast-ink);
  background: transparent;
  color: var(--color-contrast-ink);
}

.page-solutions .sol-limit__inner .btn:hover {
  background: color-mix(in srgb, var(--color-contrast-ink) 16%, transparent);
}

/* ---------- 桌面端栅格 ---------- */

@media (min-width: 901px) {
  .page-solutions .sol-hero__grid {
    grid-template-columns: repeat(8, 1fr);
  }

  .page-solutions .sol-hero__blue {
    grid-column: span 5;
    padding: var(--space-8) var(--space-6);
    gap: var(--space-4);
  }

  .page-solutions .sol-hero__console {
    grid-column: span 3;
    padding: var(--space-8) var(--space-4);
  }

  .page-solutions .sol-figure__num {
    font-size: var(--text-3xl);
  }

  .page-solutions .sol-flow,
  .page-solutions .sol-past {
    grid-template-columns: repeat(8, 1fr);
    gap: var(--space-6) var(--gutter);
  }

  .page-solutions .sol-flow > .sol-head,
  .page-solutions .sol-past > .sol-head {
    grid-column: 1 / -1;
  }

  .page-solutions .sol-flow__media {
    grid-column: span 3;
    align-self: start;
    margin: 0;
  }

  .page-solutions .sol-flow__list {
    grid-column: span 5;
  }

  .page-solutions .sol-past__list {
    grid-column: span 5;
  }

  .page-solutions .sol-past__media {
    grid-column: span 3;
    align-self: start;
    margin: 0;
  }

  .page-solutions .sol-next {
    grid-template-columns: repeat(8, 1fr);
    gap: var(--gutter);
    align-items: start;
  }

  .page-solutions .sol-next__intro {
    grid-column: span 3;
  }

  .page-solutions .sol-next__links {
    grid-column: span 5;
  }

  .page-solutions .sol-limit {
    padding: var(--space-8) var(--space-6);
  }
}

@media (min-width: 1101px) {
  .page-solutions .sol-hero__blue {
    padding: var(--space-8) var(--space-8);
  }

  .page-solutions .sol-hero__console {
    padding: var(--space-8) var(--space-6);
  }
}

@media (max-width: 600px) {
  .page-solutions .sol-hero__actions .btn {
    flex: 1 1 auto;
    justify-content: center;
  }

  .page-solutions .sol-limit {
    border-radius: 50% 50% 0 0 / 56px 56px 0 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-solutions .sol-hero__actions .btn,
  .page-solutions .sol-next__links a,
  .page-solutions .sol-limit__inner .btn {
    transition: none;
  }
}