.page-guarantee {
  --gt-hairline: var(--border-thin);
}

/* ---------- 面包屑 ---------- */
.page-guarantee .gt-crumb {
  background: var(--color-surface-alt);
  border-bottom: var(--gt-hairline) solid var(--color-line);
}

.page-guarantee .gt-crumb .shell {
  padding-block: var(--space-2);
}

/* ---------- 首屏 ---------- */
.page-guarantee .gt-hero {
  padding-block: var(--space-8) var(--space-6);
  border-bottom: var(--gt-hairline) solid var(--color-line);
}

.page-guarantee .gt-hero__eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  margin-bottom: var(--space-3);
}

.page-guarantee .gt-hero__tick {
  display: block;
  width: var(--space-4);
  height: calc(var(--gt-hairline) * 3);
  background: var(--color-accent);
  flex: none;
}

.page-guarantee .gt-hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  margin-bottom: var(--space-6);
  max-width: 20ch;
}

.page-guarantee .gt-hero__split {
  display: grid;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.page-guarantee .gt-hero__intro p {
  color: var(--color-ink);
  line-height: var(--leading-body);
  margin-bottom: var(--space-3);
}

.page-guarantee .gt-hero__intro p:last-child {
  margin-bottom: 0;
}

/* 深色节奏面板 */
.page-guarantee .gt-board {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border: var(--gt-hairline) solid var(--color-contrast-line);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}

.page-guarantee .gt-board__title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-contrast-accent);
  margin-bottom: var(--space-3);
}

.page-guarantee .gt-board__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-3);
  margin: 0;
}

.page-guarantee .gt-stat {
  border-left: calc(var(--gt-hairline) * 2) solid var(--color-contrast-line);
  padding-left: var(--space-2);
}

.page-guarantee .gt-stat__label {
  font-size: var(--text-xs);
  color: var(--color-contrast-ink);
  opacity: 0.72;
  margin-bottom: var(--space-1);
}

.page-guarantee .gt-stat__value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  line-height: var(--leading-heading);
  letter-spacing: -0.01em;
  color: var(--color-contrast-ink);
}

.page-guarantee .gt-stat--time .gt-stat__value {
  font-size: var(--text-lg);
}

/* 首屏图片 */
.page-guarantee .gt-hero__figure {
  margin: 0 0 var(--space-6);
}

.page-guarantee .gt-hero__figure .img-frame__media {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 横向旅程刻度 ---------- */
.page-guarantee .gt-track {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-1) var(--space-3);
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-guarantee .gt-track__link {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-2) 0 var(--space-3);
  border-top: calc(var(--gt-hairline) * 2) solid var(--color-line);
  text-decoration: none;
  color: var(--color-ink);
  transition: border-color 180ms ease, color 180ms ease;
}

.page-guarantee .gt-track__link:hover,
.page-guarantee .gt-track__link:focus-visible {
  border-top-color: var(--color-accent);
  color: var(--color-accent);
}

.page-guarantee .gt-track__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-guarantee .gt-track__name {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

/* ---------- 环节区块 ---------- */
.page-guarantee .gt-stage {
  padding-block: var(--space-8);
  border-top: var(--gt-hairline) solid var(--color-line);
}

.page-guarantee .gt-stage--alt {
  background: var(--color-surface-alt);
}

.page-guarantee .gt-stage > .shell {
  display: grid;
  gap: var(--space-4);
}

.page-guarantee .gt-stage__index {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.page-guarantee .gt-stage__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
  margin-bottom: var(--space-3);
}

.page-guarantee .gt-stage__owner {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  padding: calc(var(--space-1) / 2) var(--space-2);
  background: var(--color-primary);
  color: var(--color-primary-ink);
  border-radius: var(--radius-sm);
}

.page-guarantee .gt-stage__lead {
  color: var(--color-ink-soft);
  line-height: var(--leading-body);
  margin-bottom: var(--space-4);
  max-width: var(--measure);
}

/* 折叠内容 */
.page-guarantee .gt-stage__accordion .accordion__item {
  border-bottom: var(--gt-hairline) solid var(--color-line);
}

.page-guarantee .gt-stage__accordion .accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
  transition: color 160ms ease;
}

.page-guarantee .gt-stage__accordion .accordion__trigger:hover,
.page-guarantee .gt-stage__accordion .accordion__trigger:focus-visible {
  color: var(--color-accent);
}

.page-guarantee .gt-stage__accordion .accordion__panel {
  padding-bottom: var(--space-3);
}

.page-guarantee .gt-stage__accordion .accordion__panel p {
  color: var(--color-ink-soft);
  line-height: var(--leading-body);
  max-width: var(--measure);
  margin-bottom: var(--space-2);
}

.page-guarantee .gt-stage__accordion .accordion__panel p:last-child {
  margin-bottom: 0;
}

.page-guarantee .gt-stage__accordion .accordion__panel a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-guarantee .gt-stage__accordion .accordion__panel a:hover,
.page-guarantee .gt-stage__accordion .accordion__panel a:focus-visible {
  color: var(--color-accent);
}

/* 区块内图片 */
.page-guarantee .gt-stage__figure {
  margin: var(--space-4) 0 0;
}

.page-guarantee .gt-stage__figure .img-frame__media {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 行动出口 ---------- */
.page-guarantee .gt-exit {
  padding-block: var(--space-6) var(--space-8);
  border-top: var(--gt-hairline) solid var(--color-line);
}

.page-guarantee .gt-exit__panel {
  display: grid;
  gap: var(--space-4);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border: var(--gt-hairline) solid var(--color-contrast-line);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-4);
}

.page-guarantee .gt-exit__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-contrast-accent);
  margin-bottom: var(--space-2);
}

.page-guarantee .gt-exit__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
  margin-bottom: var(--space-3);
}

.page-guarantee .gt-exit__text p {
  color: var(--color-contrast-ink);
  opacity: 0.82;
  line-height: var(--leading-body);
}

.page-guarantee .gt-exit__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-items: stretch;
}

.page-guarantee .gt-exit__actions .btn {
  text-align: center;
}

/* ---------- 桌面 ---------- */
@media (min-width: 700px) {
  .page-guarantee .gt-track {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-guarantee .gt-hero {
    padding-block: var(--section-y-lg) var(--space-8);
  }

  .page-guarantee .gt-hero__split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-guarantee .gt-hero__figure {
    margin-bottom: var(--space-8);
  }

  .page-guarantee .gt-stage {
    padding-block: var(--section-y-lg);
  }

  .page-guarantee .gt-stage > .shell {
    grid-template-columns: minmax(0, 0.58fr) minmax(0, 1.42fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-guarantee .gt-stage__aside {
    position: sticky;
    top: var(--space-8);
  }

  .page-guarantee .gt-stage--alt > .shell {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 0.58fr);
  }

  .page-guarantee .gt-stage--alt .gt-stage__aside {
    order: 2;
  }

  .page-guarantee .gt-stage--alt .gt-stage__body {
    order: 1;
  }

  .page-guarantee .gt-exit__panel {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    gap: var(--space-8);
    align-items: center;
    padding: var(--space-8);
  }

  .page-guarantee .gt-exit__actions {
    align-items: flex-start;
  }

  .page-guarantee .gt-exit__actions .btn {
    text-align: left;
  }
}

@media (min-width: 1200px) {
  .page-guarantee .gt-stat__value {
    font-size: var(--text-4xl);
  }

  .page-guarantee .gt-stat--time .gt-stat__value {
    font-size: var(--text-xl);
  }
}
<<<END>>>