.page-scenarios {
  --sc-cap-bg: color-mix(in srgb, var(--color-contrast-surface) 66%, transparent);
  --sc-fade: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent);
}

/* ---------- 首屏 ---------- */

.page-scenarios .sc-hero {
  background: linear-gradient(
    180deg,
    var(--color-primary-soft) 0%,
    var(--color-highlight) 40%,
    var(--color-surface) 100%
  );
  padding-block: var(--space-6) var(--section-y);
  overflow: hidden;
}

.page-scenarios .sc-hero .breadcrumb {
  margin-bottom: var(--space-4);
}

.page-scenarios .sc-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: var(--space-3) 0 var(--space-3);
  max-width: 18ch;
}

.page-scenarios .sc-title em {
  font-style: normal;
  color: var(--color-primary);
}

.page-scenarios .sc-lede {
  margin: 0;
  color: var(--color-ink-soft);
}

.page-scenarios .sc-figures {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-2);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 26%, transparent);
}

.page-scenarios .sc-figure {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.page-scenarios .sc-figure-value {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}

.page-scenarios .sc-figure-label {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-ink-soft);
}

/* 四张高低不一的图卡 */

.page-scenarios .sc-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
  gap: var(--space-2);
  margin-top: var(--space-6);
}

.page-scenarios .sc-card {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  aspect-ratio: 4 / 3;
  box-shadow: var(--shadow-1);
  transition: box-shadow 0.24s ease;
}

.page-scenarios .sc-card img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-scenarios .sc-card .plate-scrim {
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
  pointer-events: none;
}

.page-scenarios .sc-card:hover {
  box-shadow: var(--shadow-2);
}

.page-scenarios .sc-cap {
  position: absolute;
  left: var(--space-2);
  right: var(--space-2);
  bottom: var(--space-2);
  margin: 0;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  background: var(--sc-cap-bg);
  backdrop-filter: blur(10px);
  color: var(--color-contrast-ink);
}

.page-scenarios .sc-cap strong {
  display: block;
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  line-height: 1.35;
}

.page-scenarios .sc-cap span {
  display: block;
  margin-top: 4px;
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--sc-fade);
}

.page-scenarios .sc-badge {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  padding: 5px 11px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.4;
  letter-spacing: 0.02em;
  background: color-mix(in srgb, var(--color-surface) 90%, transparent);
  color: var(--color-ink);
  transition: background 0.2s ease, color 0.2s ease;
}

.page-scenarios .sc-card:hover .sc-badge {
  background: var(--color-contrast-accent);
  color: var(--color-contrast-surface);
}

/* ---------- 区块标题 ---------- */

.page-scenarios .sc-head {
  max-width: var(--measure);
}

.page-scenarios .sc-head .section-lede {
  margin-top: var(--space-2);
  color: var(--color-ink-soft);
}

/* ---------- 筛选与四类场景 ---------- */

.page-scenarios .sc-filter {
  margin-top: var(--space-4);
}

.page-scenarios .sc-panels {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.page-scenarios .sc-panel {
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-line);
  box-shadow: var(--shadow-1);
  transition: box-shadow 0.24s ease;
}

.page-scenarios .sc-panel:hover {
  box-shadow: var(--shadow-2);
}

.page-scenarios .sc-panel-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.page-scenarios .sc-index {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary);
  letter-spacing: 0.06em;
  font-variant-numeric: tabular-nums;
}

.page-scenarios .sc-panel-title {
  margin: 0;
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.3;
  color: var(--color-ink);
}

.page-scenarios .sc-panel-badge {
  margin-left: auto;
  font-size: var(--text-xs);
}

.page-scenarios .sc-fields {
  margin: var(--space-3) 0 0;
}

.page-scenarios .sc-field {
  display: grid;
  grid-template-columns: 5.2em minmax(0, 1fr);
  gap: var(--space-2);
  padding-block: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-scenarios .sc-field-key {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.9;
  color: var(--color-ink-muted);
}

.page-scenarios .sc-field-val {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.72;
  color: var(--color-ink);
}

.page-scenarios .sc-sub {
  margin: var(--space-4) 0 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
}

.page-scenarios .sc-list {
  list-style: none;
  margin: var(--space-2) 0 0;
  padding: 0;
}

.page-scenarios .sc-list li {
  position: relative;
  padding-left: var(--space-3);
  font-size: var(--text-base);
  line-height: 1.72;
  color: var(--color-ink);
}

.page-scenarios .sc-list li + li {
  margin-top: var(--space-1);
}

.page-scenarios .sc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.74em;
  width: 10px;
  height: 2px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
}

.page-scenarios .sc-start {
  margin: var(--space-4) 0 0;
  padding-top: var(--space-3);
  border-top: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.page-scenarios a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-primary) 38%, transparent);
}

.page-scenarios a:hover {
  border-bottom-color: var(--color-primary);
}

.page-scenarios a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: 3px;
}

/* ---------- 轻量用法三则 ---------- */

.page-scenarios .sc-extra-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.page-scenarios .sc-extra-item {
  padding: var(--space-3) var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  border-top: 3px solid var(--color-accent);
  box-shadow: var(--shadow-1);
}

.page-scenarios .sc-extra-title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.3;
  color: var(--color-ink);
}

.page-scenarios .sc-extra-note {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.page-scenarios .sc-extra-rows {
  margin-top: var(--space-3);
}

.page-scenarios .sc-extra-row + .sc-extra-row {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-scenarios .sc-extra-row span {
  display: block;
  margin-bottom: 3px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  color: var(--color-ink-muted);
}

.page-scenarios .sc-extra-row p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink);
}

/* ---------- 深色对照表 ---------- */

.page-scenarios .section--deck .sc-head .section-title,
.page-scenarios .section--deck .sc-head .section-lede {
  color: var(--color-contrast-ink);
}

.page-scenarios .section--deck .sc-head .section-lede {
  color: var(--sc-fade-c-deck, color-mix(in srgb, var(--color-contrast-ink) 76%, transparent));
}

.page-scenarios .section--deck .eyebrow {
  color: var(--color-contrast-accent);
}

.page-scenarios .sc-map {
  margin-top: var(--space-6);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: color-mix(in srgb, var(--color-contrast-surface) 82%, var(--color-contrast-line));
  overflow: hidden;
}

.page-scenarios .sc-caption {
  caption-side: top;
  text-align: left;
  padding: 0 0 var(--space-2);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent);
}

.page-scenarios .sc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
}

.page-scenarios .sc-table thead {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-scenarios .sc-table tbody tr {
  display: block;
  padding-block: var(--space-3);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-scenarios .sc-table tbody tr:last-child {
  border-bottom: 0;
}

.page-scenarios .sc-table th,
.page-scenarios .sc-table td {
  display: block;
  text-align: left;
  padding: 3px 0;
  border: 0;
  line-height: 1.7;
}

.page-scenarios .sc-table tbody th {
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-contrast-ink);
  margin-bottom: var(--space-1);
}

.page-scenarios .sc-table td::before {
  content: attr(data-label) "：";
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: color-mix(in srgb, var(--color-contrast-ink) 58%, transparent);
}

.page-scenarios .sc-table tbody tr:hover {
  background: color-mix(in srgb, var(--color-contrast-accent) 10%, transparent);
}

.page-scenarios .section--deck a {
  color: var(--color-contrast-accent);
  border-bottom-color: color-mix(in srgb, var(--color-contrast-accent) 45%, transparent);
}

.page-scenarios .section--deck a:hover {
  border-bottom-color: var(--color-contrast-accent);
}

/* ---------- 行动出口 ---------- */

.page-scenarios .sc-start-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.page-scenarios .sc-start-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--color-primary-soft) 0%, var(--color-surface) 62%);
  border: var(--border-thin) solid var(--color-line);
  box-shadow: var(--shadow-1);
}

.page-scenarios .sc-start-kicker {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.05em;
  color: var(--color-accent);
}

.page-scenarios .sc-start-title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.32;
  color: var(--color-ink);
}

.page-scenarios .sc-start-body {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.72;
  color: var(--color-ink-soft);
}

.page-scenarios .sc-start-link {
  margin: auto 0 0;
  padding-top: var(--space-3);
  font-size: var(--text-sm);
}

.page-scenarios .sc-contact {
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-ink-soft);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-scenarios .sc-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-scenarios .sc-card {
    aspect-ratio: 5 / 4;
  }
  .page-scenarios .sc-extra-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-scenarios .sc-panels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
  }
  .page-scenarios .sc-extra-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-scenarios .sc-start-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-scenarios .sc-map {
    padding: var(--space-4) var(--space-6);
  }
}

@media (min-width: 820px) {
  .page-scenarios .sc-table {
    display: table;
  }
  .page-scenarios .sc-table thead {
    position: static;
    width: auto;
    height: auto;
    overflow: visible;
    clip-path: none;
    white-space: normal;
  }
  .page-scenarios .sc-table thead tr {
    display: table-row;
  }
  .page-scenarios .sc-table tbody {
    display: table-row-group;
  }
  .page-scenarios .sc-table tbody tr {
    display: table-row;
    padding: 0;
    border-bottom: 0;
  }
  .page-scenarios .sc-table th,
  .page-scenarios .sc-table td {
    display: table-cell;
    padding: var(--space-3) var(--space-3) var(--space-3) 0;
    border-bottom: var(--border-thin) solid var(--color-contrast-line);
    vertical-align: top;
  }
  .page-scenarios .sc-table tbody tr:last-child th,
  .page-scenarios .sc-table tbody tr:last-child td {
    border-bottom: 0;
  }
  .page-scenarios .sc-table tbody th {
    width: 22%;
    margin-bottom: 0;
    font-size: var(--text-base);
  }
  .page-scenarios .sc-table thead th {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.05em;
    color: color-mix(in srgb, var(--color-contrast-ink) 66%, transparent);
    border-bottom-color: var(--color-contrast-accent);
  }
  .page-scenarios .sc-table td::before {
    content: none;
  }
}

@media (min-width: 1000px) {
  .page-scenarios .sc-cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-2);
    align-items: start;
  }
  .page-scenarios .sc-card {
    aspect-ratio: 0.74;
  }
  .page-scenarios .sc-card:nth-child(2) {
    aspect-ratio: 0.8;
  }
  .page-scenarios .sc-card:nth-child(3) {
    aspect-ratio: 0.77;
  }
  .page-scenarios .sc-card:nth-child(4) {
    aspect-ratio: 0.71;
  }
  .page-scenarios .sc-cap {
    left: var(--space-2);
    right: var(--space-2);
    bottom: var(--space-2);
    padding: var(--space-2);
  }
}

@media (min-width: 1200px) {
  .page-scenarios .sc-title {
    max-width: 20ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-scenarios .sc-card,
  .page-scenarios .sc-panel,
  .page-scenarios .sc-badge {
    transition: none;
  }
}

.page-scenarios {
  --sc-fade-c-deck: currentColor;
}