.page-pricing {
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

/* ---------- 首屏 ---------- */

.page-pricing .pr-hero {
  padding-block: var(--space-6) var(--space-8);
  background: var(--color-surface);
}

.page-pricing .pr-hero-grid {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-6);
}

.page-pricing .pr-hero-lead .kicker {
  margin: 0 0 var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.14em;
  color: var(--color-primary);
}

.page-pricing .pr-hero-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: 1.02;
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-pricing .pr-hero-lede {
  margin: var(--space-6) 0 0;
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-pricing .pr-hero-figures {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}

.page-pricing .pr-figure {
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr);
  align-items: baseline;
  gap: var(--space-3);
  padding-block: var(--space-2);
}

.page-pricing .pr-figure-num {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}

.page-pricing .pr-figure-label {
  align-self: end;
  padding-bottom: 0.4em;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-ink-muted);
}

.page-pricing .pr-hero-figure {
  margin: var(--space-8) 0 0;
}

.page-pricing .pr-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.page-pricing .pr-hero-figure .figure-caption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
}

.page-pricing .pr-tickline {
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-3) var(--space-2);
}

.page-pricing .pr-tickline li {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
}

.page-pricing .pr-tickline li::before {
  content: "";
  width: 1px;
  height: 12px;
  background: var(--color-line);
}

/* ---------- 区段通用 ---------- */

.page-pricing .pr-head {
  margin-bottom: var(--space-8);
}

.page-pricing .section-num {
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.18em;
  color: var(--color-primary);
}

.page-pricing .section-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-pricing .pr-section-sub {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 口径目录 ---------- */

.page-pricing .pr-catalog {
  padding-block: var(--space-8);
  background: var(--color-surface);
}

.page-pricing .pr-filterbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.page-pricing .filter-btn {
  appearance: none;
  border: 0 none;
  background: transparent;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  color: var(--color-ink-soft);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color 200ms ease-out, color 200ms ease-out;
}

.page-pricing .filter-btn:hover {
  background: var(--color-surface-deep);
  color: var(--color-ink);
}

.page-pricing .filter-btn:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.page-pricing .filter-btn.is-active,
.page-pricing .filter-btn[aria-pressed="true"] {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.page-pricing .filter-btn .filter-count {
  margin-left: var(--space-1);
  color: var(--color-ink-muted);
  font-variant-numeric: tabular-nums;
}

.page-pricing .pr-entry-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-pricing .pr-entry {
  padding-block: var(--space-4);
}

.page-pricing .pr-details {
  margin: 0;
}

.page-pricing .pr-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2) var(--space-4);
  cursor: pointer;
  list-style: none;
  padding: 0;
}

.page-pricing .pr-summary::-webkit-details-marker {
  display: none;
}

.page-pricing .pr-summary::marker {
  content: "";
}

.page-pricing .pr-num {
  flex: 0 0 4.4em;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}

.page-pricing .pr-title {
  flex: 1 1 22ch;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  line-height: 1.45;
  letter-spacing: 0.012em;
  color: var(--color-ink);
}

.page-pricing .pr-summary:hover .pr-title {
  color: var(--color-focus);
}

.page-pricing .pr-summary:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 4px;
}

.page-pricing .pr-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.page-pricing .pr-tag {
  padding-block: var(--space-1);
  padding-inline: var(--space-2);
  border-radius: var(--radius-sm);
  background: var(--color-surface-deep);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink-soft);
}

.page-pricing .pr-batch {
  padding-block: var(--space-1);
  padding-inline: var(--space-2);
  border-radius: var(--radius-sm);
  background: var(--color-highlight);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
}

.page-pricing .pr-batch.is-marked {
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.page-pricing .pr-status {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

.page-pricing .pr-status--pending {
  color: var(--color-focus);
}

.page-pricing .pr-status--archived {
  color: var(--color-ink-muted);
  text-decoration: line-through;
}

.page-pricing .pr-entry-body {
  display: grid;
  gap: var(--space-3);
  max-width: var(--measure);
  padding: var(--space-4) 0 var(--space-2);
}

.page-pricing .pr-desc {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-pricing .pr-fields {
  display: grid;
  gap: var(--space-2);
  margin: 0;
}

.page-pricing .pr-field {
  display: grid;
  gap: var(--space-1);
}

.page-pricing .pr-field dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-muted);
}

.page-pricing .pr-field dd {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

/* ---------- 分组说明 ---------- */

.page-pricing .pr-groups {
  padding-block: var(--space-8);
  background: var(--color-surface-alt);
}

.page-pricing .pr-group-grid {
  display: grid;
  gap: var(--space-6);
}

.page-pricing .pr-group {
  display: grid;
  gap: var(--space-2);
  align-content: start;
}

.page-pricing .pr-group-range {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}

.page-pricing .pr-group-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-pricing .pr-group-note {
  margin: 0;
  max-width: 46ch;
  font-size: var(--text-base);
  line-height: 1.85;
  color: var(--color-ink-soft);
}

.page-pricing .pr-group-figure {
  margin: var(--space-8) 0 0;
}

.page-pricing .pr-group-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.page-pricing .pr-group-figure .figure-caption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
}

/* ---------- 包含与不包含 ---------- */

.page-pricing .pr-boundary {
  padding-block: var(--space-8);
  background: var(--color-surface);
}

.page-pricing .pr-boundary-grid {
  display: grid;
  gap: var(--space-6);
}

.page-pricing .pr-boundary-rule {
  display: none;
}

.page-pricing .pr-boundary-col h3 {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: 0 0 var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--weight-heading);
  letter-spacing: 0.12em;
  color: var(--color-ink);
}

.page-pricing .pr-boundary-col h3::before {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
}

.page-pricing .pr-boundary-col--out h3::before {
  background: var(--color-ink-muted);
}

.page-pricing .pr-boundary-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}

.page-pricing .pr-boundary-col li {
  position: relative;
  padding-left: var(--space-4);
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-ink-soft);
}

.page-pricing .pr-boundary-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: var(--space-2);
  height: 1px;
  background: var(--color-line);
}

/* ---------- 选择建议 ---------- */

.page-pricing .pr-choose {
  padding-block: var(--space-8);
  background: var(--color-surface-alt);
}

.page-pricing .pr-choose-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-6);
}

.page-pricing .pr-choose-item {
  display: grid;
  gap: var(--space-2);
  align-content: start;
}

.page-pricing .pr-choose-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}

.page-pricing .pr-choose-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-pricing .pr-choose-do {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-ink-soft);
}

.page-pricing .pr-choose-not {
  margin: 0;
  padding-left: var(--space-3);
  border-left: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-muted);
}

/* ---------- 变更与归档 ---------- */

.page-pricing .pr-changes {
  padding-block: var(--space-8);
  background: var(--color-surface);
}

.page-pricing .pr-rail {
  margin: 0 0 var(--space-6);
}

.page-pricing .pr-rail-svg {
  display: block;
  width: 100%;
  height: 80px;
}

.page-pricing .pr-rail-line {
  stroke: var(--color-line);
  stroke-width: 1;
}

.page-pricing .pr-rail-tick {
  stroke: var(--color-primary);
  stroke-width: 1;
}

.page-pricing .pr-rail-labels {
  position: relative;
  list-style: none;
  margin: var(--space-2) 0 0;
  padding: 0;
  height: 1.4em;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
  font-variant-numeric: tabular-nums;
}

.page-pricing .pr-rail-labels li {
  position: absolute;
  top: 0;
  transform: translateX(-50%);
}

.page-pricing .pr-change-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-pricing .pr-change-item {
  display: grid;
  gap: var(--space-2);
  padding-block: var(--space-4);
}

.page-pricing .pr-change-batch {
  justify-self: start;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-primary-soft);
  font-variant-numeric: tabular-nums;
}

.page-pricing .pr-change-batch:hover {
  color: var(--color-focus);
  border-bottom-color: var(--color-focus);
}

.page-pricing .pr-change-batch:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

.page-pricing .pr-change-note {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-ink-soft);
}

.page-pricing .pr-change-ref {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-ink-muted);
}

/* ---------- 收尾 ---------- */

.page-pricing .pr-tail {
  padding-block: var(--space-8);
  background: var(--color-surface-alt);
}

.page-pricing .pr-tail-title {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

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

.page-pricing .pr-tail-text a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: var(--color-primary-soft);
  text-underline-offset: 0.24em;
}

.page-pricing .pr-tail-text a:hover {
  color: var(--color-focus);
  text-decoration-color: var(--color-focus);
}

.page-pricing .pr-tail-text a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-pricing .pr-tickline {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--space-2);
  }

  .page-pricing .pr-group-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-8);
  }

  .page-pricing .pr-field {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: var(--space-4);
    align-items: baseline;
  }
}

@media (min-width: 820px) {
  .page-pricing .pr-boundary-grid {
    grid-template-columns: minmax(0, 1fr) 1px minmax(0, 1fr);
    gap: var(--space-8);
  }

  .page-pricing .pr-boundary-rule {
    display: block;
    background: var(--color-line);
  }

  .page-pricing .pr-change-item {
    grid-template-columns: 96px minmax(0, 1fr) auto;
    gap: var(--space-6);
    align-items: baseline;
  }
}

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

  .page-pricing .pr-hero-grid {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: var(--space-8);
    align-items: end;
    margin-top: var(--space-8);
  }

  .page-pricing .pr-choose-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-8);
  }

  .page-pricing .section-title {
    font-size: var(--text-3xl);
  }

  .page-pricing .pr-catalog,
  .page-pricing .pr-groups,
  .page-pricing .pr-boundary,
  .page-pricing .pr-choose,
  .page-pricing .pr-changes {
    padding-block: var(--section-y);
  }

  .page-pricing .pr-tail {
    padding-block: var(--section-y) calc(var(--section-y) * 0.72);
  }

  .page-pricing .pr-entry {
    padding-block: var(--space-6);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-pricing .filter-btn {
    transition: none;
  }
}