/* ============================================================
   定制服务 · 页面专属样式
   作用域：.page-services-custom
   ============================================================ */

.page-services-custom {
  position: relative;
  overflow-wrap: break-word;
  color: var(--color-ink);
  background-color: var(--color-surface);
  background-image: linear-gradient(
    to right,
    color-mix(in srgb, var(--color-line) 34%, transparent) 1px,
    transparent 1px
  );
  background-size: 21px 100%;
}

/* ---------- 面包屑 ---------- */

.page-services-custom .cs-crumbs-wrap {
  padding-top: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-services-custom .crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-services-custom .crumbs a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) dotted var(--color-line);
}

.page-services-custom .crumbs a:hover,
.page-services-custom .crumbs a:focus-visible {
  border-bottom-color: var(--color-primary);
}

.page-services-custom .crumbs [aria-current="page"] {
  color: var(--color-ink-muted);
}

.page-services-custom .crumbs a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- 01 首屏 · 定义区 ---------- */

.page-services-custom .cs-intro {
  padding-block: var(--space-6) var(--space-8);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-services-custom .cs-intro__grid {
  display: grid;
  gap: var(--space-6);
}

.page-services-custom .cs-intro__lead h1 {
  max-width: 22ch;
  margin: var(--space-3) 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-services-custom .cs-intro__text {
  max-width: var(--measure);
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-services-custom .cs-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4) var(--space-3);
  align-content: start;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-services-custom .cs-figures li {
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-primary);
}

.page-services-custom .cs-figure {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--color-primary);
}

.page-services-custom .cs-figure__unit {
  margin-left: 3px;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-ink-soft);
}

.page-services-custom .cs-figure__label {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-xs);
  line-height: 1.5;
  color: var(--color-ink-muted);
}

/* ---------- 02 判断标准 ---------- */

.page-services-custom .cs-cases-sec {
  padding-block: var(--section-y);
}

.page-services-custom .cs-cases__head {
  margin-bottom: var(--space-6);
}

.page-services-custom .cs-cases__head h2 {
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-services-custom .cs-cases {
  display: grid;
  gap: var(--space-4);
}

.page-services-custom .cs-case {
  padding: var(--space-4) var(--space-4) var(--space-6);
  background-color: var(--color-surface-alt);
  border: var(--border-thin) solid var(--color-line);
}

.page-services-custom .cs-case__no {
  display: inline-block;
  margin: 0 0 var(--space-3);
  padding: 2px var(--space-2);
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  line-height: 1.5;
}

.page-services-custom .cs-case h3 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-services-custom .cs-case p {
  margin: 0 0 var(--space-2);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-services-custom .cs-case .cs-case__demo {
  margin: var(--space-3) 0 0;
  padding-left: var(--space-3);
  border-left: 2px solid var(--color-accent);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink);
}

/* ---------- 03 六个场景 ---------- */

.page-services-custom .cs-scenes-sec {
  padding-block: var(--section-y);
}

.page-services-custom .cs-scenes__head {
  max-width: var(--measure);
  margin-bottom: var(--space-6);
}

.page-services-custom .cs-scenes__head h2 {
  margin: var(--space-2) 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-services-custom .cs-scenes__lead {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-services-custom .cs-group-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: var(--space-8) 0 var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-body);
  letter-spacing: 0.2em;
  color: var(--color-primary);
}

.page-services-custom .cs-group-title::after {
  content: "";
  flex: 1;
  height: 1px;
  background-color: var(--color-line);
}

.page-services-custom .cs-scene-group {
  display: grid;
  gap: var(--space-4);
}

.page-services-custom .cs-scene {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  background-color: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-services-custom .cs-scene:hover,
.page-services-custom .cs-scene:focus-within {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.page-services-custom .cs-scene__head {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding-bottom: var(--space-2);
  border-bottom: var(--border-thin) dotted var(--color-line);
}

.page-services-custom .cs-scene__no {
  flex: none;
  padding: 2px var(--space-1);
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  line-height: 1.5;
}

.page-services-custom .cs-scene__head h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-services-custom .cs-scene__meta {
  display: grid;
  gap: var(--space-2);
  margin: 0;
}

.page-services-custom .cs-scene__meta > div {
  display: grid;
  grid-template-columns: 5.2em minmax(0, 1fr);
  gap: var(--space-2);
  align-items: start;
}

.page-services-custom .cs-scene__meta dt {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  line-height: 1.5;
  color: var(--color-ink-muted);
}

.page-services-custom .cs-scene__meta dd {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-ink);
}

.page-services-custom .cs-scene__more {
  margin-top: auto;
  padding-top: var(--space-2);
  border-top: var(--border-thin) dotted var(--color-line);
}

.page-services-custom .cs-scene__more summary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 2px 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-soft);
  cursor: pointer;
  list-style: none;
}

.page-services-custom .cs-scene__more summary::-webkit-details-marker {
  display: none;
}

.page-services-custom .cs-scene__more summary::before {
  content: "+";
  font-size: var(--text-sm);
  line-height: 1;
  color: var(--color-primary);
}

.page-services-custom .cs-scene__more[open] summary::before {
  content: "\2212";
  color: var(--color-accent);
}

.page-services-custom .cs-scene__more[open] summary {
  color: var(--color-accent);
}

.page-services-custom .cs-scene__more summary:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.page-services-custom .cs-scene__more p {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

.page-services-custom .cs-scene__note {
  margin: 0;
  padding-top: var(--space-2);
  border-top: var(--border-thin) dotted var(--color-line);
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--color-ink-muted);
}

.page-services-custom .cs-scene__note a {
  color: var(--color-primary);
}

.page-services-custom .cs-scene__note a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.page-services-custom .cs-scene-figure {
  margin: 0;
  display: flex;
  flex-direction: column;
}

.page-services-custom .cs-scene-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-services-custom .cs-scene-figure .frame-caption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--color-ink-muted);
}

/* ---------- 04 对接步骤 · 深色区 ---------- */

.page-services-custom .cs-steps {
  padding-block: var(--section-y-lg);
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-services-custom .cs-steps .eyebrow {
  color: var(--color-contrast-accent);
}

.page-services-custom .cs-steps__head {
  max-width: var(--measure);
  margin-bottom: var(--space-8);
}

.page-services-custom .cs-steps__head h2 {
  margin: var(--space-2) 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-services-custom .cs-steps__head p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 76%, transparent);
}

.page-services-custom .cs-timeline {
  position: relative;
  display: grid;
  gap: var(--space-6);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-services-custom .cs-timeline__item {
  position: relative;
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-services-custom .cs-timeline__no {
  display: inline-block;
  margin-bottom: var(--space-2);
  padding: 1px var(--space-1);
  background-color: var(--color-contrast-accent);
  color: var(--color-contrast-surface);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
}

.page-services-custom .cs-timeline__item h3 {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

.page-services-custom .cs-timeline__item p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.75;
  color: color-mix(in srgb, var(--color-contrast-ink) 74%, transparent);
}

.page-services-custom .cs-timeline__meta {
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-contrast-accent);
}

.page-services-custom .cs-timeline__item:hover .cs-timeline__no,
.page-services-custom .cs-timeline__item:focus-within .cs-timeline__no {
  background-color: var(--color-contrast-ink);
  color: var(--color-contrast-surface);
}

/* ---------- 05 边界与发起 ---------- */

.page-services-custom .cs-boundary {
  padding-block: var(--section-y-lg);
}

.page-services-custom .cs-boundary__head {
  margin-bottom: var(--space-6);
}

.page-services-custom .cs-boundary__head h2 {
  max-width: 30ch;
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-services-custom .cs-boundary__grid {
  display: grid;
  gap: var(--space-4);
}

.page-services-custom .cs-boundary__panel {
  padding: var(--space-4);
  border: var(--border-thin) dashed var(--color-line);
}

.page-services-custom .cs-boundary__panel--accent {
  border-style: solid;
  border-color: var(--color-primary);
}

.page-services-custom .cs-boundary__panel h3 {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-services-custom .cs-boundary__panel > p {
  margin: 0 0 var(--space-2);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-services-custom .cs-boundary__list {
  display: grid;
  gap: var(--space-3);
  margin: 0 0 var(--space-4);
  padding: 0;
  list-style: none;
}

.page-services-custom .cs-boundary__list li {
  position: relative;
  padding-left: var(--space-4);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

.page-services-custom .cs-boundary__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 5px;
  background-color: var(--color-primary);
}

.page-services-custom .cs-boundary__list strong {
  color: var(--color-ink);
  font-weight: var(--weight-heading);
}

.page-services-custom .cs-contact {
  display: grid;
  gap: var(--space-2);
  margin: 0 0 var(--space-4);
}

.page-services-custom .cs-contact > div {
  display: grid;
  grid-template-columns: 6em minmax(0, 1fr);
  gap: var(--space-2);
  align-items: start;
  padding-bottom: var(--space-2);
  border-bottom: var(--border-thin) dotted var(--color-line);
}

.page-services-custom .cs-contact dt {
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--color-ink-muted);
}

.page-services-custom .cs-contact dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.02em;
  line-height: 1.6;
  color: var(--color-ink);
  overflow-wrap: anywhere;
}

.page-services-custom .cs-boundary__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-4) 0 0;
}

/* ---------- 响应式 ---------- */

@media (max-width: 560px) {
  .page-services-custom .cs-scene__meta > div {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }

  .page-services-custom .cs-scene__meta dt {
    padding-top: 0;
  }

  .page-services-custom .cs-contact > div {
    grid-template-columns: minmax(0, 1fr);
    gap: 2px;
  }
}

@media (min-width: 760px) {
  .page-services-custom .cs-cases {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-6);
  }
}

@media (min-width: 860px) {
  .page-services-custom .cs-scenes__head {
    padding-left: var(--space-6);
  }

  .page-services-custom .cs-scene-group {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-6);
    align-items: start;
  }

  .page-services-custom .cs-scene-group > *:nth-child(even) {
    margin-top: var(--space-6);
  }
}

@media (min-width: 900px) {
  .page-services-custom .cs-intro {
    padding-block: var(--space-8) var(--section-y);
  }

  .page-services-custom .cs-intro__grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-services-custom .cs-figures {
    margin-top: var(--space-6);
  }

  .page-services-custom .cs-timeline {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
    padding-top: var(--space-4);
    border-top: var(--border-thin) solid var(--color-contrast-line);
  }

  .page-services-custom .cs-timeline__item {
    padding: var(--space-3) var(--space-3) 0;
    border-top: none;
    border-left: var(--border-thin) solid var(--color-contrast-line);
  }

  .page-services-custom .cs-timeline__item:first-child {
    border-left-color: var(--color-contrast-accent);
  }

  .page-services-custom .cs-boundary__grid {
    grid-template-columns: minmax(0, 10fr) minmax(0, 13fr);
    gap: var(--space-6);
    align-items: start;
  }

  .page-services-custom .cs-boundary__panel--accent {
    margin-top: var(--space-6);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-services-custom .cs-scene {
    transition: none;
  }

  .page-services-custom .cs-scene:hover,
  .page-services-custom .cs-scene:focus-within {
    transform: none;
  }
}