.page-process {
  --wf-rail: 72px;
  --wf-aside: 280px;
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  overflow-x: clip;
}

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

/* ---------- 首屏 ---------- */

.page-process .wf-hero {
  padding: calc(var(--section-y-lg) + var(--space-3)) 0 var(--space-8);
  background: var(--color-surface);
}

.page-process .wf-hero .breadcrumb {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-muted);
  margin-bottom: var(--space-4);
}

.page-process .wf-hero .breadcrumb a {
  color: var(--color-ink-soft);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-process .wf-hero .breadcrumb a:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.page-process .wf-hero-top {
  display: grid;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.page-process .wf-hero-copy {
  display: grid;
  gap: var(--space-3);
  align-content: end;
}

.page-process .wf-hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  margin: 0;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--color-primary);
}

.page-process .wf-hero-kicker::before {
  content: "";
  width: 24px;
  height: var(--border-thin);
  background: var(--color-primary);
}

.page-process .wf-title {
  margin: 0;
  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);
}

.page-process .wf-hero-lede {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-process .wf-hero-figure {
  margin: 0;
  overflow: hidden;
}

.page-process .wf-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-process .wf-hero-top {
    grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
    gap: var(--space-6);
    align-items: end;
  }
}

/* ---------- 横向旅程刻度 ---------- */

.page-process .wf-ruler {
  list-style: none;
  margin: 0;
  padding: 0 var(--space-1) var(--space-2);
  display: flex;
  gap: var(--space-3);
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-process .wf-ruler-node {
  position: relative;
  flex: 0 0 152px;
  scroll-snap-align: start;
  padding-top: var(--space-6);
}

.page-process .wf-ruler-node::before {
  content: "";
  position: absolute;
  top: 13px;
  left: 0;
  right: calc(-1 * var(--space-3));
  height: var(--border-thin);
  background: var(--color-line);
}

.page-process .wf-ruler-node:last-child::before {
  right: 0;
}

.page-process .wf-ruler-dot {
  position: absolute;
  top: 0;
  left: 0;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  background: var(--color-primary);
  color: var(--color-primary-ink);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  line-height: 1;
}

.page-process .wf-ruler-link {
  display: grid;
  gap: var(--space-1);
  text-decoration: none;
  color: inherit;
}

.page-process .wf-ruler-name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.25;
  color: var(--color-ink);
  transition: color 140ms linear;
}

.page-process .wf-ruler-link:hover .wf-ruler-name,
.page-process .wf-ruler-link:focus-visible .wf-ruler-name {
  color: var(--color-primary);
}

.page-process .wf-ruler-meta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-accent);
}

.page-process .wf-ruler-out {
  font-size: var(--text-xs);
  line-height: 1.6;
  color: var(--color-ink-muted);
}

@media (min-width: 900px) {
  .page-process .wf-ruler {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: var(--space-2);
    overflow: visible;
  }

  .page-process .wf-ruler-node {
    flex: none;
  }

  .page-process .wf-ruler-node::before {
    right: calc(-1 * var(--space-2));
  }
}

/* ---------- 阶段区块 ---------- */

.page-process .wf-phase {
  padding: var(--section-y) 0;
  background: var(--color-surface);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-process .wf-phase--alt {
  background: var(--color-surface-alt);
}

.page-process .wf-phase-head {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}

.page-process .wf-phase-num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--color-primary);
}

.page-process .wf-phase-title {
  margin: 0;
  max-width: 24ch;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

@media (min-width: 720px) {
  .page-process .wf-phase-title {
    font-size: var(--text-2xl);
  }
}

.page-process .wf-phase-lede {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 环节条目 ---------- */

.page-process .wf-steps {
  display: grid;
  gap: var(--space-8);
}

.page-process .wf-step {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  scroll-margin-top: calc(var(--space-8) + var(--space-4));
}

.page-process .wf-step-rail {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.page-process .wf-step-num {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--color-primary);
}

.page-process .wf-step-tag {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
  padding-bottom: 2px;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-process .wf-step-body {
  display: grid;
  gap: var(--space-3);
  min-width: 0;
}

.page-process .wf-step-body > :not(.wf-step-media) {
  max-width: var(--measure);
}

.page-process .wf-step-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-process .wf-step-lede {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* 字段表 */

.page-process .wf-fields {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-process .wf-field {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-2) 0;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-process .wf-field dt {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-primary);
}

.page-process .wf-field dd {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-ink);
}

@media (min-width: 640px) {
  .page-process .wf-field {
    grid-template-columns: 110px minmax(0, 1fr);
    column-gap: var(--space-3);
    align-items: baseline;
  }
}

/* 折叠 */

.page-process .wf-fold {
  border-top: var(--border-thin) solid var(--color-line);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-process .wf-fold summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-ink);
}

.page-process .wf-fold summary::-webkit-details-marker {
  display: none;
}

.page-process .wf-fold summary::after {
  content: "＋";
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--text-base);
  line-height: 1;
  color: var(--color-primary);
}

.page-process .wf-fold[open] summary::after {
  content: "－";
}

.page-process .wf-fold-body {
  padding: 0 0 var(--space-3);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-ink-soft);
}

/* 图片 */

.page-process .wf-step-media {
  margin: 0;
  max-width: none;
  overflow: hidden;
}

.page-process .wf-step-media img,
.page-process .wf-step-side img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-process .wf-step-side img {
  aspect-ratio: 4 / 5;
}

/* 旁注 */

.page-process .wf-step-side {
  display: grid;
  gap: var(--space-3);
  align-content: start;
  min-width: 0;
}

.page-process .wf-note {
  padding: var(--space-3);
  background: var(--color-primary-soft);
  border-left: 3px solid var(--color-primary);
}

.page-process .wf-note-kicker {
  display: block;
  margin-bottom: var(--space-1);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--color-primary);
}

.page-process .wf-note p {
  margin: 0 0 var(--space-2);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink);
}

.page-process .wf-note p:last-child {
  margin-bottom: 0;
}

.page-process .wf-note strong {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-ink);
  word-break: break-all;
}

@media (min-width: 900px) {
  .page-process .wf-step {
    grid-template-columns: var(--wf-rail) minmax(0, 1fr);
    column-gap: var(--space-4);
    align-items: start;
  }

  .page-process .wf-step-rail {
    grid-column: 1;
    grid-row: 1 / span 2;
    flex-direction: column;
    align-items: flex-start;
  }

  .page-process .wf-step-body {
    grid-column: 2;
    grid-row: 1;
  }

  .page-process .wf-step-side {
    grid-column: 2;
    grid-row: 2;
    max-width: var(--measure);
  }

  .page-process .wf-aside-sticky {
    position: sticky;
    top: calc(var(--space-8) + var(--space-4));
  }
}

@media (min-width: 1120px) {
  .page-process .wf-step {
    grid-template-columns: var(--wf-rail) minmax(0, 1fr) minmax(200px, var(--wf-aside));
  }

  .page-process .wf-step-side {
    grid-column: 3;
    grid-row: 1;
    max-width: none;
  }
}

/* ---------- 深墨数据带 ---------- */

.page-process .wf-band {
  padding: var(--section-y) 0;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-process .wf-band-inner {
  display: grid;
  gap: var(--space-4);
}

.page-process .wf-band-quote {
  margin: 0;
  max-width: 34ch;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: 1.45;
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-process .wf-band-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-2);
  margin: 0;
  padding: var(--space-3) 0 0;
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-process .wf-band-facts > div {
  display: grid;
  gap: var(--space-1);
  min-width: 0;
}

.page-process .wf-band-facts dt {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-contrast-ink);
  opacity: 0.62;
}

.page-process .wf-band-facts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-contrast-accent);
}

@media (min-width: 900px) {
  .page-process .wf-band-inner {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.7fr);
    gap: var(--space-6);
    align-items: end;
  }
}

/* ---------- 行动出口 ---------- */

.page-process .wf-exit {
  padding: var(--section-y-lg) 0 var(--section-y);
  background: var(--color-surface);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-process .wf-exit-head {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.page-process .wf-exit-heading {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

@media (min-width: 720px) {
  .page-process .wf-exit-heading {
    font-size: var(--text-2xl);
  }
}

.page-process .wf-exit-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-process .wf-exit-item {
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-process .wf-exit-item a {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-3) var(--space-2);
  text-decoration: none;
  color: inherit;
  transition: background-color 140ms linear, padding-left 140ms linear;
}

.page-process .wf-exit-item a:hover {
  background: var(--color-surface-alt);
  padding-left: var(--space-3);
}

.page-process .wf-exit-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.3;
  color: var(--color-ink);
  transition: color 140ms linear;
}

.page-process .wf-exit-item a:hover .wf-exit-title {
  color: var(--color-primary);
}

.page-process .wf-exit-desc {
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
  max-width: var(--measure);
}

.page-process .wf-exit-desc strong {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-ink);
  word-break: break-all;
}

@media (min-width: 720px) {
  .page-process .wf-exit-item a {
    grid-template-columns: minmax(0, 0.4fr) minmax(0, 1fr);
    column-gap: var(--space-4);
    align-items: baseline;
    padding: var(--space-3) var(--space-2);
  }

  .page-process .wf-exit-desc {
    max-width: none;
  }
}