.agent-page {
  width: min(760px, calc(100% - 40px));
  padding-bottom: 4rem;
}

.agent-page .private-label {
  color: var(--accent);
  font-weight: 700;
}

.agent-page .private-header > p:not(.private-label),
.agent-page .prompt-overview > p {
  max-width: 100%;
}

.agent-overview {
  padding-bottom: clamp(2.5rem, 6vw, 3.5rem);
}

.project-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 2rem 0 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.project-facts div {
  padding: 1rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.project-facts dt,
.project-facts dd {
  margin: 0;
}

.project-facts dt {
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.68rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.project-facts dd {
  margin-top: 0.45rem;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.9rem;
  line-height: 1.5;
}

.agent-section {
  padding: clamp(3rem, 7vw, 5rem) 0;
  border-bottom: 1px solid var(--line);
}

.agent-section > h2 {
  max-width: 100%;
  margin: 0.7rem 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 400;
  line-height: 1.12;
}

.agent-section > p:not(.private-label),
.architecture-note {
  max-width: 100%;
  margin: 1rem 0 0;
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.96rem;
  line-height: 1.7;
}

.source-flow {
  margin-top: 2.25rem;
  border-top: 1px solid var(--line);
}

.source-flow article {
  display: grid;
  grid-template-columns: 9rem minmax(0, 1fr);
  gap: 1.5rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line);
}

.flow-code {
  grid-row: 1 / span 2;
  margin: 0;
  color: var(--accent);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.source-flow h3 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.3rem;
  font-weight: 400;
}

.source-flow ul,
.round-list {
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
}

.source-flow li,
.round-list li {
  position: relative;
  padding: 0.42rem 0 0.42rem 1rem;
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.84rem;
  line-height: 1.55;
}

.source-flow li::before,
.round-list li::before {
  position: absolute;
  top: 1rem;
  left: 0;
  width: 0.3rem;
  height: 0.3rem;
  background: var(--warm);
  content: "";
}

.harness-note {
  margin-top: 2.5rem;
  padding: 1.25rem 1.35rem;
  border-left: 3px solid var(--accent);
  background: rgba(255, 255, 255, 0.42);
}

.harness-note h3 {
  margin: 0.55rem 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.35rem;
  font-weight: 400;
}

.harness-note > p:last-child {
  margin: 0.7rem 0 0;
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.86rem;
  line-height: 1.65;
}

.subsection-heading {
  margin: 3rem 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.45rem;
  font-weight: 400;
}

.foundation-table {
  margin-top: 1.25rem;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.foundation-row {
  display: grid;
  grid-template-columns: minmax(230px, 0.95fr) minmax(0, 1.05fr);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.84rem;
}

.foundation-row > * {
  padding: 0.8rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.foundation-row strong {
  font-weight: 400;
}

.foundation-row strong span {
  display: inline-block;
  width: 1.8rem;
  color: var(--warm);
  font-size: 0.68rem;
}

.foundation-row--head {
  color: var(--muted);
  background: rgba(255, 255, 255, 0.4);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.build-stages {
  margin-top: 2rem;
}

.build-record {
  margin: 2.5rem 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.build-record > li {
  display: grid;
  grid-template-columns: 2.5rem minmax(180px, 0.8fr) minmax(220px, 1.2fr);
  gap: 1.25rem;
  align-items: start;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--line);
}

.build-number {
  color: var(--warm);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.72rem;
}

.build-record h3 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.2rem;
  font-weight: 400;
  line-height: 1.25;
}

.build-record p {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.84rem;
  line-height: 1.6;
}

.build-record .build-result {
  margin: 0;
  padding-left: 1.2rem;
  border-left: 1px solid var(--line);
  color: var(--ink);
}

.knowledge-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: stretch;
  margin-top: 2.25rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.knowledge-flow > div {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 1.15rem 0.75rem;
}

.knowledge-flow strong {
  color: var(--warm);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.8rem;
  font-weight: 400;
  line-height: 1;
}

.knowledge-flow span:not(.flow-arrow) {
  margin-top: 0.55rem;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.35;
}

.knowledge-flow small {
  margin-top: 0.35rem;
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.72rem;
}

.flow-arrow {
  display: grid;
  place-items: center;
  padding: 0 0.4rem;
  color: var(--accent);
}

.architecture-note {
  padding-left: 1rem;
  border-left: 2px solid var(--accent);
  font-size: 0.88rem;
}

.module-group {
  margin-top: 2.5rem;
}

.module-group + .module-group {
  margin-top: 3rem;
}

.module-group > header {
  display: grid;
  grid-template-columns: 8rem minmax(0, 1fr);
  gap: 1.5rem;
  align-items: baseline;
  padding-bottom: 0.9rem;
  border-bottom: 2px solid var(--accent);
}

.module-group > header .private-label,
.module-group > header h3 {
  margin: 0;
}

.module-group > header h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.25;
}

.module-list {
  margin: 0;
}

.module-list > div {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.2fr);
  gap: 1.5rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}

.module-list dt,
.module-list dd {
  margin: 0;
}

.module-list dt {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.02rem;
}

.module-list dt span {
  display: inline-block;
  width: 2rem;
  color: var(--warm);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.68rem;
}

.module-list dd {
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.86rem;
  line-height: 1.6;
}

.agent-principles {
  margin-top: 2rem;
}

.closing-note {
  margin-top: clamp(3rem, 7vw, 5rem);
  padding: clamp(2rem, 5vw, 3rem) 0;
  border-top: 3px solid var(--accent);
  border-bottom: 1px solid var(--line);
}

.closing-note h2 {
  max-width: 100%;
  margin: 0.7rem 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 400;
  line-height: 1.12;
}

.closing-note > p:last-child {
  max-width: 100%;
  margin: 1rem 0 0;
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.96rem;
  line-height: 1.7;
}

@media (max-width: 760px) {
  .agent-page {
    width: min(100% - 32px, 760px);
  }
}

@media (max-width: 720px) {
  .project-facts {
    grid-template-columns: 1fr;
  }

  .build-record > li {
    grid-template-columns: 2.25rem minmax(0, 1fr);
    gap: 0.75rem;
  }

  .build-record .build-result {
    grid-column: 2;
    padding: 0;
    border-left: 0;
  }

  .knowledge-flow {
    grid-template-columns: 1fr;
  }

  .knowledge-flow > div {
    padding-inline: 0;
  }

  .flow-arrow {
    justify-self: start;
    padding: 0;
    transform: rotate(90deg);
  }

  .module-group > header,
  .module-list > div {
    grid-template-columns: 1fr;
    gap: 0.45rem;
  }

  .module-list dd {
    padding-left: 2rem;
  }
}

@media (max-width: 420px) {
  .project-facts div {
    padding-inline: 0.8rem;
  }

  .source-flow article,
  .foundation-row,
  .build-record > li {
    grid-template-columns: 1fr;
  }

  .flow-code {
    grid-row: auto;
  }

  .build-record .build-result {
    grid-column: 1;
  }

  .module-list dd {
    padding-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}