.page-services {
  --sv-offset: var(--space-3);
  --sv-pad: var(--space-4);
  background: var(--color-surface);
  color: var(--color-ink);
  overflow-x: hidden;
}

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

/* ---------- 首屏 ---------- */
.page-services .sv-hero {
  padding-bottom: var(--section-y);
}

.page-services .sv-hero__stack {
  position: relative;
}

.page-services .sv-hero__media {
  margin: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-services .sv-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-services .sv-hero__media img {
    aspect-ratio: 15 / 7;
  }
}

.page-services .sv-hero__title {
  position: relative;
  z-index: 2;
  margin: calc(var(--space-6) * -1) 0 0;
  padding: var(--space-4) var(--space-6) var(--space-3) 0;
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-size: var(--text-display);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: var(--weight-heading);
  max-width: 18ch;
}

@media (min-width: 900px) {
  .page-services .sv-hero__title {
    margin-top: calc(var(--space-8) * -1);
    padding-right: var(--space-8);
  }
}

.page-services .sv-hero__lede {
  margin-top: var(--space-6);
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

/* ---------- 三档色块 ---------- */
.page-services .sv-tiers {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.page-services .sv-tier {
  position: relative;
  padding: var(--sv-pad) var(--sv-pad) var(--space-6);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.page-services .sv-tier--a {
  background: var(--color-surface-deep);
  color: var(--color-ink);
}

.page-services .sv-tier--b {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-services .sv-tier--c {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-services .sv-tier--c .sv-tier__figure {
  color: var(--color-contrast-accent);
}

.page-services .sv-tier--a .sv-tier__audience,
.page-services .sv-tier__audience {
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
  opacity: 0.86;
}

.page-services .sv-tier__name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
}

.page-services .sv-tier__figure {
  margin: var(--space-2) 0 0;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  line-height: 1;
  letter-spacing: -0.03em;
}

.page-services .sv-tier__figure-note {
  margin: 0;
  font-size: var(--text-xs);
  line-height: 1.5;
  max-width: 26ch;
  opacity: 0.9;
}

.page-services .sv-tier__desc {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  max-width: 30ch;
  opacity: 0.94;
}

@media (min-width: 900px) {
  .page-services .sv-tiers {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
    align-items: start;
  }

  .page-services .sv-tier--b {
    margin-top: var(--sv-offset);
  }

  .page-services .sv-tier--c {
    margin-top: calc(var(--sv-offset) * 2);
  }
}

/* ---------- 切换区 ---------- */
.page-services .sv-switch__box {
  margin-top: var(--space-6);
}

.page-services .sv-switch .tabs__panel {
  padding-top: var(--space-6);
}

.page-services .sv-detail {
  display: grid;
  gap: var(--space-8);
}

.page-services .sv-detail__item {
  display: grid;
  gap: var(--space-4);
  align-items: start;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-line);
}

.page-services .sv-detail__tag {
  margin: 0 0 var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-services .sv-detail__body h3 {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: var(--weight-heading);
}

.page-services .sv-detail__body > p {
  margin: 0 0 var(--space-3);
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

.page-services .sv-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-1);
}

.page-services .sv-list li {
  padding-left: var(--space-3);
  position: relative;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
}

.page-services .sv-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-ink-muted);
}

.page-services .sv-detail__media {
  margin: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.page-services .sv-detail__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 11 / 7;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-services .sv-detail__item {
    grid-template-columns: 7fr 5fr;
    gap: var(--space-6);
    margin-top: var(--space-2);
  }

  .page-services .sv-detail__item--plain {
    grid-template-columns: 1fr;
  }

  .page-services .sv-detail__media {
    margin-top: calc(var(--space-6) * -1);
    position: relative;
    z-index: 1;
  }
}

/* ---------- 差异矩阵 ---------- */
.page-services .sv-matrix-wrap {
  overflow-x: auto;
  border-top: 1px solid var(--color-line);
}

.page-services .sv-matrix {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.page-services .sv-matrix th,
.page-services .sv-matrix td {
  text-align: left;
  vertical-align: top;
  padding: var(--space-3) var(--space-3) var(--space-3) 0;
  border-bottom: 1px solid var(--color-line);
}

.page-services .sv-matrix thead th {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  padding-top: var(--space-2);
}

.page-services .sv-matrix tbody th {
  font-weight: var(--weight-heading);
  color: var(--color-ink);
  width: 22%;
}

.page-services .sv-matrix td {
  color: var(--color-ink-soft);
}

.page-services .sv-matrix__idx {
  display: block;
  color: var(--color-accent);
  font-size: var(--text-xs);
  margin-bottom: var(--space-1);
}

/* ---------- 加项区 ---------- */
.page-services .sv-addon-section {
  background: var(--color-surface-alt);
}

.page-services .sv-addon-section__lede {
  margin-top: var(--space-3);
  max-width: var(--measure);
  color: var(--color-ink-soft);
}

.page-services .sv-addon-grid {
  margin-top: var(--space-6);
  display: grid;
  gap: var(--space-6);
}

.page-services .sv-addon-list {
  display: grid;
  gap: var(--space-4);
}

.page-services .sv-addon {
  background: var(--color-surface-deep);
  border: 2px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
}

.page-services .sv-addon__index {
  margin: 0 0 var(--space-1);
  font-size: var(--text-xs);
  color: var(--color-accent);
}

.page-services .sv-addon__name {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: var(--weight-heading);
}

.page-services .sv-addon__desc {
  margin: 0 0 var(--space-2);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-services .sv-addon__fit {
  margin: 0;
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-services .sv-addon-media {
  margin: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  align-self: start;
}

.page-services .sv-addon-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 11 / 7;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-services .sv-addon-grid {
    grid-template-columns: 7fr 5fr;
    gap: var(--space-6);
    align-items: start;
  }

  .page-services .sv-addon-list {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }

  .page-services .sv-addon-media {
    position: sticky;
    top: var(--space-8);
  }
}

/* ---------- 生效之后 ---------- */
.page-services .sv-after {
  padding-block: var(--section-y);
  background: var(--color-surface);
}

.page-services .sv-after__list {
  margin: var(--space-6) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-4);
}

.page-services .sv-after__item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: baseline;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-line);
}

.page-services .sv-after__idx {
  margin: 0;
  font-size: var(--text-2xl);
  line-height: 1;
  color: var(--color-primary);
}

.page-services .sv-after__name {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: var(--weight-heading);
}

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

.page-services .sv-after__item p a {
  color: var(--color-primary);
}

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

@media (min-width: 900px) {
  .page-services .sv-after__list {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4) var(--space-6);
  }
}

/* ---------- 建议区 ---------- */
.page-services .sv-advice {
  display: grid;
  gap: 0;
  background: var(--color-surface-alt);
}

.page-services .sv-advice__body {
  background: var(--color-accent);
  color: var(--color-accent-ink);
  padding: var(--space-8) var(--space-6);
}

.page-services .sv-advice__tag {
  margin: 0 0 var(--space-3);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  opacity: 0.9;
}

.page-services .sv-advice__title {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: var(--weight-heading);
  max-width: 24ch;
}

.page-services .sv-advice__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-3);
}

.page-services .sv-advice__list li {
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  padding-left: var(--space-3);
  border-left: 2px solid var(--color-accent-ink);
}

.page-services .sv-advice__list strong {
  font-weight: var(--weight-heading);
}

.page-services .sv-advice__media {
  margin: 0;
  border-radius: 0;
  overflow: hidden;
}

.page-services .sv-advice__media img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-services .sv-advice {
    grid-template-columns: 7fr 5fr;
    align-items: stretch;
  }

  .page-services .sv-advice__media {
    margin-left: calc(var(--space-6) * -1);
    margin-top: var(--space-6);
    margin-bottom: calc(var(--space-8) * -1);
    position: relative;
    z-index: 1;
  }

  .page-services .sv-advice__media img {
    aspect-ratio: 12 / 9;
  }
}

/* ---------- 行动出口 ---------- */
.page-services .sv-exit__grid {
  margin-top: var(--space-6);
  display: grid;
  gap: var(--space-3);
}

.page-services .sv-exit__item {
  display: block;
  padding: var(--space-4);
  background: var(--color-surface-deep);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius-sm);
  color: var(--color-ink);
  text-decoration: none;
  transition: background-color 140ms ease, border-color 140ms ease;
}

.page-services .sv-exit__item:hover,
.page-services .sv-exit__item:focus-visible {
  background: var(--color-primary-soft);
  border-left-color: var(--color-accent);
}

.page-services .sv-exit__item:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.page-services .sv-exit__tag {
  margin: 0 0 var(--space-1);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-services .sv-exit__item h3 {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: var(--weight-heading);
}

.page-services .sv-exit__item p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

@media (min-width: 900px) {
  .page-services .sv-exit__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-services .sv-exit__item {
    transition: none;
  }
}