.page-custom-steps {
  --cs-measure: 62ch;
}

/* ---------- 引入 ---------- */
.page-custom-steps .cs-intro .crumbs {
  margin-bottom: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.page-custom-steps .cs-intro h1 {
  margin: 0 0 var(--space-3);
  max-width: var(--cs-measure);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-custom-steps .cs-lead {
  margin: 0 0 var(--space-3);
  max-width: var(--cs-measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-custom-steps .cs-chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

/* ---------- 通栏视觉带 ---------- */
.page-custom-steps .cs-band {
  margin: 0;
  background: var(--color-contrast-surface);
}

.page-custom-steps .cs-band img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-custom-steps .cs-band__cap {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-2) var(--space-2) var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.6;
  color: var(--color-contrast-ink);
  opacity: 0.78;
}

/* ---------- 六步时间轴 ---------- */
.page-custom-steps .cs-tl__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

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

.page-custom-steps .cs-tl__hint {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-custom-steps .cs-rail {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-2);
}

.page-custom-steps .cs-node {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-height: 132px;
  padding: var(--space-3) var(--space-2);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background-color 160ms linear, color 160ms linear;
}

.page-custom-steps .cs-node--alt {
  background: var(--color-surface-alt);
  color: var(--color-ink);
}

.page-custom-steps .cs-node--primary {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-custom-steps .cs-node--deep {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-custom-steps .cs-node--alt .cs-node__num {
  color: var(--color-primary);
}

.page-custom-steps .cs-node--primary:hover,
.page-custom-steps .cs-node--primary:focus-visible {
  background: var(--color-primary-soft);
  color: var(--color-ink);
}

.page-custom-steps .cs-node--alt:hover,
.page-custom-steps .cs-node--alt:focus-visible {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-custom-steps .cs-node--alt:hover .cs-node__num,
.page-custom-steps .cs-node--alt:focus-visible .cs-node__num {
  color: var(--color-contrast-accent);
}

.page-custom-steps .cs-node--deep:hover,
.page-custom-steps .cs-node--deep:focus-visible {
  background: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-custom-steps .cs-node:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

.page-custom-steps .cs-node__num {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: 1;
}

.page-custom-steps .cs-node__name {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  line-height: 1.25;
}

.page-custom-steps .cs-node__meta {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  opacity: 0.78;
}

/* ---------- 步骤区块 ---------- */
.page-custom-steps .cs-block__head {
  margin-bottom: var(--space-6);
  max-width: var(--cs-measure);
}

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

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

.page-custom-steps .cs-block__head--deep h2 {
  color: var(--color-contrast-ink);
}

.page-custom-steps .cs-block__head--deep p {
  color: var(--color-contrast-ink);
  opacity: 0.78;
}

.page-custom-steps .cs-step {
  scroll-margin-top: var(--space-6);
}

.page-custom-steps .cs-step + .cs-step {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: var(--border-thick) solid var(--color-line);
}

.page-custom-steps .cs-step__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.page-custom-steps .cs-step__idx {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1;
  color: var(--color-primary);
}

.page-custom-steps .cs-step__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-custom-steps .cs-step__dur {
  margin-left: auto;
  padding: 2px var(--space-1);
  background: var(--color-secondary, var(--color-surface-deep));
  background: var(--color-surface-deep);
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  border-radius: var(--radius-sm);
}

.page-custom-steps .cs-step__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-2);
}

.page-custom-steps .cs-step__box {
  padding: var(--space-3);
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
}

.page-custom-steps .cs-step__box--out {
  background: var(--color-primary-soft);
}

.page-custom-steps .cs-step__label {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  letter-spacing: 0.02em;
  color: var(--color-ink);
}

.page-custom-steps .cs-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-custom-steps .cs-list li {
  position: relative;
  padding-left: var(--space-3);
  margin-bottom: var(--space-1);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-custom-steps .cs-list li:last-child {
  margin-bottom: 0;
}

.page-custom-steps .cs-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 5px;
  height: 5px;
  background: var(--color-accent);
}

.page-custom-steps .cs-step__note {
  margin: var(--space-3) 0 0;
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid var(--color-primary);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
}

/* 字段示例 */
.page-custom-steps .cs-fields {
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: var(--space-3);
  background: var(--color-contrast-surface);
  border-radius: var(--radius-md);
}

.page-custom-steps .cs-fields__row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-1) var(--space-2);
  padding: var(--space-1) 0;
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  line-height: 1.5;
}

.page-custom-steps .cs-fields__row:last-child {
  border-bottom: 0;
}

.page-custom-steps .cs-fields__key {
  font-weight: var(--weight-body);
  color: var(--color-contrast-ink);
  opacity: 0.72;
}

.page-custom-steps .cs-fields__val {
  font-weight: var(--weight-heading);
  color: var(--color-contrast-accent);
}

.page-custom-steps .cs-fields__note {
  grid-column: 1 / -1;
  font-size: var(--text-xs);
  color: var(--color-contrast-ink);
  opacity: 0.62;
}

/* 步骤配图 */
.page-custom-steps .cs-step__media {
  margin: var(--space-3) 0 0;
}

.page-custom-steps .cs-step__media img {
  display: block;
  width: 100%;
  max-width: 720px;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
}

.page-custom-steps .cs-step__media figcaption {
  max-width: 720px;
  margin-top: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.6;
  color: var(--color-ink-muted);
}

/* ---------- 输入输出对照表 ---------- */
.page-custom-steps .cs-table-wrap {
  overflow-x: auto;
}

.page-custom-steps .cs-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: var(--text-sm);
  line-height: 1.5;
}

.page-custom-steps .cs-table th,
.page-custom-steps .cs-table td {
  padding: var(--space-2);
  text-align: left;
  vertical-align: top;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-custom-steps .cs-table thead th {
  background: var(--color-surface-deep);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-custom-steps .cs-table tbody th {
  font-weight: var(--weight-heading);
  color: var(--color-ink);
  white-space: nowrap;
}

.page-custom-steps .cs-table tbody td {
  color: var(--color-ink-soft);
}

.page-custom-steps .cs-table td:last-child {
  background: var(--color-primary-soft);
  color: var(--color-ink);
}

.page-custom-steps .cs-table tbody tr:hover td,
.page-custom-steps .cs-table tbody tr:hover th {
  background: var(--color-surface-alt);
}

.page-custom-steps .cs-table tbody tr:hover td:last-child {
  background: color-mix(in srgb, var(--color-primary) 16%, var(--color-primary-soft));
}

/* ---------- 卡点 ---------- */
.page-custom-steps .cs-traps__list {
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-custom-steps .cs-trap {
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-custom-steps .cs-trap__sum {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  cursor: pointer;
  list-style: none;
}

.page-custom-steps .cs-trap__sum::-webkit-details-marker {
  display: none;
}

.page-custom-steps .cs-trap__sum::after {
  content: "＋";
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: var(--text-base);
  color: var(--color-contrast-accent);
}

.page-custom-steps .cs-trap[open] .cs-trap__sum::after {
  content: "－";
}

.page-custom-steps .cs-trap__sum:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

.page-custom-steps .cs-flag {
  flex: none;
  padding: 2px var(--space-1);
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-heading);
  border-radius: var(--radius-sm);
}

.page-custom-steps .cs-trap__text {
  flex: 1 1 240px;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

.page-custom-steps .cs-trap__alt {
  margin: 0 0 var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: color-mix(in srgb, var(--color-contrast-ink) 8%, transparent);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

.page-custom-steps .cs-alt-mark {
  display: inline-block;
  margin-right: var(--space-1);
  padding: 1px var(--space-1);
  background: var(--color-primary);
  color: var(--color-primary-ink);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--weight-heading);
  border-radius: var(--radius-sm);
}

/* ---------- 出口 ---------- */
.page-custom-steps .cs-exit__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

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

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

.page-custom-steps .cs-exit__copy a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-custom-steps .cs-exit__copy a:hover,
.page-custom-steps .cs-exit__copy a:focus-visible {
  background: var(--color-primary);
  color: var(--color-primary-ink);
  text-decoration: none;
}

.page-custom-steps .cs-exit__acts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-content: flex-start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 520px) {
  .page-custom-steps .cs-rail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-custom-steps .cs-intro h1 {
    font-size: var(--text-3xl);
  }

  .page-custom-steps .cs-step__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .page-custom-steps .cs-exit__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: var(--space-6);
  }
}

@media (min-width: 900px) {
  .page-custom-steps .cs-rail {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: var(--space-1);
  }

  .page-custom-steps .cs-node {
    min-height: 168px;
  }

  .page-custom-steps .cs-node__num {
    font-size: var(--text-2xl);
  }
}

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

.page-custom-steps {
  --color-secondary: transparent;
}