.page-services-custom {
  --psc-shadowless-border: var(--border-thin) solid var(--color-line);
}

.page-services-custom__back {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--color-surface-alt);
}

.page-services-custom__back-inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-3);
  align-items: baseline;
  justify-content: space-between;
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
}

.page-services-custom__back-link {
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.page-services-custom__back-note {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-services-custom__back-link:focus-visible,
.page-services-custom__list a:focus-visible,
.page-services-custom__versus-link a:focus-visible,
.page-services-custom__exit a:focus-visible,
.page-services-custom__cond summary:focus-visible,
.page-services-custom__step summary:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

.page-services-custom .breadcrumb {
  padding-top: var(--space-4);
}

.page-services-custom__intro {
  max-width: var(--measure);
  padding: var(--space-6) 0 var(--space-8);
}

.page-services-custom__intro h1 {
  margin: 0 0 var(--space-3);
  font-size: var(--text-3xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-services-custom__lede {
  margin: 0;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* 首屏场景区块：图片作背景，文字压在遮罩上 */
.page-services-custom__scene .media {
  position: relative;
  overflow: hidden;
  border-radius: 0;
}

.page-services-custom__scene .media img {
  display: block;
  width: 100%;
  height: auto;
  min-height: calc(var(--space-8) * 5);
  object-fit: cover;
}

.page-services-custom__scene .media__scrim {
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
}

.page-services-custom__scene .media__content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-8) var(--gutter);
  color: var(--color-contrast-ink);
}

.page-services-custom__scene h2 {
  margin: 0 0 var(--space-3);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

.page-services-custom__scene-text {
  max-width: var(--measure);
}

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

.page-services-custom__scene-text p:last-child {
  margin-bottom: 0;
}

/* 适用与不适用对照 */
.page-services-custom__compare {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-6);
}

.page-services-custom__cond summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-2);
  align-items: baseline;
  justify-content: space-between;
  padding: var(--space-2) var(--space-2) var(--space-2) 0;
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
  border-bottom: var(--border-thin) solid var(--color-line);
  transition: background-color 120ms cubic-bezier(0.2, 0, 0.2, 1),
    color 120ms cubic-bezier(0.2, 0, 0.2, 1);
}

.page-services-custom__cond summary::-webkit-details-marker {
  display: none;
}

.page-services-custom__cond summary::after {
  content: "展开";
  font-size: var(--text-sm);
  font-weight: var(--weight-body);
  color: var(--color-ink-muted);
}

.page-services-custom__cond[open] summary {
  padding-left: var(--space-2);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.page-services-custom__cond[open] summary::after {
  content: "收起";
  color: var(--color-primary);
}

.page-services-custom__cond--no[open] summary {
  background: var(--color-surface-deep);
  color: var(--color-ink);
  border-bottom-color: var(--color-ink-muted);
}

.page-services-custom__cond--no[open] summary::after {
  color: var(--color-ink-soft);
}

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

.page-services-custom__list strong {
  display: block;
  margin-bottom: var(--space-1);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

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

/* 四个动作 */
.page-services-custom__steps {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-services-custom__step summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-3);
  align-items: baseline;
  padding: var(--space-3);
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-lg);
  transition: background-color 120ms cubic-bezier(0.2, 0, 0.2, 1),
    border-color 120ms cubic-bezier(0.2, 0, 0.2, 1);
}

.page-services-custom__step summary::-webkit-details-marker {
  display: none;
}

.page-services-custom__step summary:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
}

.page-services-custom__step[open] summary,
.page-services-custom__step details[open] summary {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
}

.page-services-custom__step-num {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
}

.page-services-custom__step-title {
  flex: 1 1 auto;
  min-width: 12ch;
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-services-custom__step-meta {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  font-variant-numeric: tabular-nums;
}

.page-services-custom__step-body {
  padding: var(--space-3) var(--space-3) var(--space-4);
}

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

/* 产出面板 */
.page-services-custom__panel-figure {
  margin: var(--space-6) 0 var(--space-6);
}

.page-services-custom__panel-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.page-services-custom__table {
  width: 100%;
  min-width: 620px;
  font-variant-numeric: tabular-nums;
}

.page-services-custom__table caption {
  text-align: left;
  padding-bottom: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-services-custom__table thead th {
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-services-custom__table tbody th {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-ink);
}

.page-services-custom__table td {
  font-size: var(--text-base);
  color: var(--color-ink-soft);
}

.page-services-custom__timeline {
  margin: var(--space-8) 0 0;
}

.page-services-custom__timeline img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.page-services-custom__timeline figcaption {
  margin-top: var(--space-2);
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* 深色对照块 */
.page-services-custom__deep {
  margin-top: var(--section-y);
  padding: var(--section-y) 0;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-services-custom__deep h2 {
  margin: 0 0 var(--space-2);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

.page-services-custom__deep-lead {
  margin: 0 0 var(--space-6);
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

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

.page-services-custom__versus-item {
  padding-top: var(--space-3);
}

.page-services-custom__versus-text {
  margin: var(--space-2) 0 var(--space-2);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

.page-services-custom__versus-fit {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-contrast-accent);
}

.page-services-custom__versus-link {
  margin: var(--space-6) 0 0;
  font-size: var(--text-base);
}

.page-services-custom__versus-link a {
  color: var(--color-contrast-accent);
  text-decoration: underline;
  text-underline-offset: 0.18em;
  font-weight: 600;
}

/* 第一步 */
.page-services-custom__start-list {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-4);
}

.page-services-custom__start-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-2) var(--space-3);
  align-items: start;
}

.page-services-custom__start-num {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
}

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

.page-services-custom__exit {
  margin-top: var(--space-8);
  padding: var(--space-6) var(--space-4);
  background: var(--color-primary-soft);
  border-radius: var(--radius-lg);
}

.page-services-custom__exit-title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-services-custom__exit p {
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-services-custom__exit p a {
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

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

@media (min-width: 760px) {
  .page-services-custom__compare {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .page-services-custom__versus {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .page-services-custom__start-list {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6) var(--space-8);
  }

  .page-services-custom__exit {
    padding: var(--space-8);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-services-custom__cond summary,
  .page-services-custom__step summary {
    transition: none;
  }
}