.prototype-shell {
  --content-width: 1280px;
}

.prototype-header {
  margin-bottom: 24px;
}

.prototype-hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
  align-items: stretch;
}

.prototype-hero-copy h1 {
  margin: 0;
  font-size: clamp(3rem, 6vw, 5.8rem);
  line-height: 0.94;
  letter-spacing: -0.05em;
}

.prototype-hero-copy h1 span {
  display: block;
  font-family: "Instrument Serif", "Songti SC", serif;
  color: var(--accent-warm);
}

.prototype-summary {
  padding: 30px;
  background: linear-gradient(160deg, rgba(255, 249, 241, 0.95), rgba(241, 233, 219, 0.88));
}

.prototype-summary ul,
.map-card ul,
.module-card ul,
.scope-card ul {
  margin: 14px 0 0;
  padding-left: 18px;
}

.page-map-grid,
.flow-grid,
.scope-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.map-card,
.flow-card,
.scope-card,
.module-card {
  padding: 26px;
}

.map-card h3,
.flow-card h3,
.scope-card h3,
.module-card h3 {
  margin: 16px 0 10px;
  font-size: 1.4rem;
  line-height: 1.2;
}

.page-map-grid .map-card:nth-child(1),
.page-map-grid .map-card:nth-child(4) {
  transform: translateY(-6px);
}

.module-stack {
  display: grid;
  gap: 18px;
}

.module-card {
  background: rgba(255, 255, 255, 0.05);
}

.module-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}

.module-head h3 {
  margin: 0;
}

.module-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.module-columns div {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.openclaw-module {
  background: linear-gradient(160deg, rgba(187, 90, 44, 0.12), rgba(255, 255, 255, 0.05));
}

.flow-card ol {
  margin: 14px 0 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.75;
}

.data-table {
  overflow: hidden;
  padding: 0;
}

.data-row {
  display: grid;
  grid-template-columns: 0.9fr 1.7fr 1.2fr 1.3fr;
  gap: 16px;
  padding: 18px 22px;
  border-top: 1px solid var(--line);
  align-items: start;
}

.data-row span {
  line-height: 1.65;
}

.data-row span:first-child {
  font-weight: 800;
}

.data-head {
  border-top: 0;
  background: rgba(23, 23, 23, 0.06);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

@media (max-width: 1180px) {
  .prototype-hero,
  .page-map-grid,
  .flow-grid,
  .scope-grid,
  .module-columns,
  .data-row {
    grid-template-columns: 1fr;
  }

  .page-map-grid .map-card:nth-child(1),
  .page-map-grid .map-card:nth-child(4) {
    transform: none;
  }
}

@media (max-width: 760px) {
  .prototype-summary,
  .map-card,
  .flow-card,
  .scope-card,
  .module-card {
    padding: 22px;
  }

  .data-row {
    padding: 16px 18px;
  }
}