.demo-section {
  width: 100%;
  max-width: none;
  padding-right: max(24px, calc((100vw - var(--content)) / 2));
  padding-left: max(24px, calc((100vw - var(--content)) / 2));
  background: var(--green-deep);
}

.narrow-heading {
  max-width: var(--content);
  color: var(--surface);
}

.narrow-heading .eyebrow,
.inverted-heading .eyebrow {
  color: #8bc6ac;
}

.narrow-heading > p:last-child,
.inverted-heading > p:last-child {
  color: rgba(255, 255, 255, 0.63);
}

.demo-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 22px;
}

.demo-menu {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.demo-choice {
  display: grid;
  gap: 5px;
  width: 100%;
  min-height: 110px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.68);
  background: rgba(255, 255, 255, 0.035);
  text-align: left;
  cursor: pointer;
  transition: border-color 160ms ease, background-color 160ms ease, transform 160ms ease;
}

.demo-choice:hover,
.demo-choice:focus-visible {
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateX(3px);
}

.demo-choice.active {
  border-color: var(--yellow);
  color: white;
  background: rgba(228, 184, 79, 0.11);
}

.demo-choice-index {
  color: #8bc6ac;
  font-family: ui-monospace, monospace;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.demo-choice strong {
  font-size: 15px;
}

.demo-choice small {
  font-size: 11px;
}

.demo-safety {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
  padding: 18px;
  border: 1px dashed rgba(139, 198, 172, 0.38);
  color: #b9dcca;
}

.demo-safety div {
  display: grid;
}

.demo-safety strong {
  font-size: 12px;
}

.demo-safety span {
  color: rgba(255, 255, 255, 0.55);
  font-size: 10px;
}

.demo-panel {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: #f4f1e9;
  box-shadow: 18px 20px 0 rgba(0, 0, 0, 0.16);
}

.demo-window-head {
  color: rgba(255, 255, 255, 0.72);
  background: #15231f;
}

.window-dots {
  display: flex;
  gap: 6px;
}

.window-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #5a6762;
}

.window-dots span:first-child {
  background: var(--rust);
}

.window-dots span:nth-child(2) {
  background: var(--yellow);
}

.window-dots span:last-child {
  background: #4f9d78;
}

.replay-button {
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 0.78);
  background: transparent;
  font-size: 10px;
  font-weight: 800;
  cursor: pointer;
}

.demo-conversation {
  display: grid;
  gap: 18px;
  min-height: 640px;
  padding: 30px;
}

.message {
  display: grid;
  gap: 8px;
  max-width: 88%;
  padding: 18px 20px;
  border: 1px solid var(--line);
}

.message p,
.message h3 {
  margin: 0;
}

.message-user {
  justify-self: end;
  background: #e3e9e1;
}

.message-agent {
  max-width: 94%;
  background: var(--surface);
}

.message-author {
  color: var(--ink-muted);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.agent-decision {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.agent-decision > div {
  display: grid;
  gap: 3px;
  padding: 14px 16px;
  background: #ebe7dc;
}

.agent-decision span {
  color: var(--ink-muted);
  font-size: 10px;
  font-weight: 800;
}

.agent-decision strong {
  color: var(--green-deep);
  font-size: 12px;
}

.demo-pipeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.demo-pipeline li {
  display: grid;
  align-content: start;
  gap: 9px;
  min-height: 96px;
  padding: 12px;
  border-top: 2px solid var(--green);
  color: var(--ink-muted);
  background: rgba(25, 90, 73, 0.055);
}

.demo-pipeline li span {
  color: var(--green);
  font-family: ui-monospace, monospace;
  font-size: 10px;
  font-weight: 900;
}

.demo-pipeline li strong {
  font-size: 11px;
  line-height: 1.55;
}

.pending-step {
  opacity: 0;
  transform: translateY(7px);
  transition: opacity 220ms ease, transform 220ms ease;
}

.visible-step {
  opacity: 1;
  transform: translateY(0);
}

.output-kicker {
  color: var(--rust);
  font-family: ui-monospace, monospace;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.message-agent h3 {
  font-family: "STSong", "SimSun", serif;
  font-size: 24px;
  line-height: 1.3;
}

.message-agent > p:not(.output-kicker) {
  color: var(--ink-muted);
  font-size: 13px;
}

.message-agent ul {
  display: grid;
  gap: 6px;
  margin: 4px 0;
  padding-left: 18px;
  color: var(--ink-muted);
  font-size: 12px;
}

.evidence-stamp {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 4px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 10px;
}

.evidence-stamp span {
  color: var(--ink-muted);
}

.evidence-stamp strong {
  color: var(--blue);
}

.evidence-flow {
  display: grid;
  grid-template-columns: 180px 34px minmax(0, 1fr) 34px 180px;
  align-items: center;
  gap: 12px;
}

.evidence-node {
  display: grid;
  min-height: 150px;
  align-content: center;
  gap: 8px;
  padding: 20px;
  border: 1px solid var(--ink);
  text-align: center;
}

.evidence-node span {
  color: var(--ink-muted);
  font-family: ui-monospace, monospace;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.output-node {
  color: white;
  border-color: var(--green-deep);
  background: var(--green-deep);
}

.output-node span {
  color: rgba(255, 255, 255, 0.6);
}

.flow-arrow {
  color: var(--line);
  font-family: serif;
  font-size: 36px;
  text-align: center;
}

.evidence-stack {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.evidence-stack div {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 2px 10px;
  min-height: 88px;
  align-content: center;
  padding: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 253, 247, 0.62);
}

.evidence-stack span {
  grid-row: 1 / 3;
  color: var(--green);
  font-family: ui-monospace, monospace;
  font-size: 11px;
  font-weight: 900;
}

.evidence-stack strong {
  font-size: 13px;
}

.evidence-stack small {
  color: var(--ink-muted);
  font-size: 10px;
}

.evidence-rule {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  margin-top: 20px;
  padding: 24px;
  border-left: 4px solid var(--yellow);
  background: #ebe4d5;
}

.evidence-rule p {
  margin: 0;
  color: var(--ink-muted);
}

.capability-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.5fr);
  gap: 20px;
}

.capability-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: rgba(255, 253, 247, 0.7);
}

.capability-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.capability-table th,
.capability-table td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.capability-table tr:last-child td {
  border-bottom: 0;
}

.capability-table th {
  color: var(--surface);
  background: var(--green-deep);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.capability-table td:last-child {
  color: var(--ink-muted);
}

.status-pill {
  display: inline-block;
  min-width: 66px;
  padding: 4px 7px;
  border: 1px solid currentColor;
  font-size: 10px;
  font-weight: 900;
  text-align: center;
}

.verified {
  color: var(--green);
  background: var(--green-soft);
}

.conditional {
  color: var(--blue);
  background: var(--blue-soft);
}

.limited {
  color: var(--rust);
  background: var(--rust-soft);
}

.tool-panel {
  display: grid;
  align-content: start;
  border: 1px solid var(--line);
  background: #e9e3d6;
}

.tool-panel-label {
  margin: 0;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-muted);
  font-family: ui-monospace, monospace;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.tool-item {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 10px;
  padding: 18px;
  border-bottom: 1px solid var(--line);
}

.tool-item:last-child {
  border-bottom: 0;
}

.tool-index {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  color: white;
  background: var(--green);
  font-family: ui-monospace, monospace;
  font-size: 11px;
  font-weight: 900;
}

.tool-item div {
  display: grid;
  gap: 3px;
}

.tool-item strong {
  font-size: 13px;
}

.tool-item small {
  color: var(--ink-muted);
  font-size: 10px;
}

.muted-tool .tool-index {
  background: var(--rust);
}

.boundaries-section {
  width: 100%;
  max-width: none;
  padding-right: max(24px, calc((100vw - var(--content)) / 2));
  padding-left: max(24px, calc((100vw - var(--content)) / 2));
  color: white;
  background:
    radial-gradient(circle at 86% 18%, rgba(181, 78, 47, 0.3), transparent 28rem),
    #1c211f;
}

.boundary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.boundary-grid article {
  min-height: 210px;
  padding: 26px;
  border-right: 1px solid rgba(255, 255, 255, 0.18);
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.boundary-index {
  color: #c78d79;
  font-family: ui-monospace, monospace;
  font-size: 11px;
  font-weight: 900;
}

.boundary-grid h3 {
  margin: 18px 0 9px;
  font-size: 19px;
}

.boundary-grid p {
  margin: 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
}

.proof-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.75fr) minmax(0, 1.25fr);
  gap: 32px;
}

.run-timeline {
  padding: 8px 0;
}

.timeline-row {
  display: grid;
  grid-template-columns: 72px 18px 1fr;
  gap: 12px;
  min-height: 102px;
}

.timeline-row time {
  padding-top: 1px;
  color: var(--ink-muted);
  font-family: ui-monospace, monospace;
  font-size: 11px;
  font-weight: 800;
}

.timeline-row > span {
  position: relative;
  width: 9px;
  height: 9px;
  margin-top: 5px;
  border: 2px solid var(--green);
  border-radius: 50%;
  background: var(--paper);
}

.timeline-row > span::after {
  position: absolute;
  top: 11px;
  left: 2px;
  width: 1px;
  height: 76px;
  background: var(--line);
  content: "";
}

.final-row > span {
  border-color: var(--rust);
  background: var(--rust);
}

.final-row > span::after {
  display: none;
}

.timeline-row div {
  display: grid;
  align-content: start;
  gap: 4px;
}

.timeline-row strong {
  font-size: 14px;
}

.timeline-row small {
  color: var(--ink-muted);
  font-size: 11px;
}

.report-sample {
  padding: 34px;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: 12px 14px 0 var(--paper-deep);
}

.report-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-muted);
  font-family: ui-monospace, monospace;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.report-head span:last-child {
  color: var(--rust);
}

.report-sample h3 {
  margin: 26px 0 14px;
  font-family: "STSong", "SimSun", serif;
  font-size: 31px;
  line-height: 1.3;
}

.report-sample p {
  color: var(--ink-muted);
  font-size: 13px;
}

.report-verdict {
  padding-left: 16px;
  border-left: 3px solid var(--green);
  color: var(--ink) !important;
  font-weight: 700;
}

.report-formula {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  margin: 22px 0;
  padding: 16px;
  background: #eee9dd;
}

.report-formula span {
  padding: 4px 7px;
  border: 1px solid var(--line);
  background: var(--surface);
  font-size: 10px;
  font-weight: 800;
}

.report-formula b {
  color: var(--rust);
  font-size: 12px;
}

.report-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.report-foot span {
  padding: 4px 8px;
  color: var(--blue);
  background: var(--blue-soft);
  font-size: 10px;
  font-weight: 800;
}

.public-note {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 80px;
  align-items: start;
  padding-top: 48px;
  padding-bottom: 80px;
  border-top: 1px solid var(--line);
}

.public-note-copy {
  display: grid;
  gap: 14px;
  padding-top: 8px;
}

.public-note-copy p {
  margin: 0;
  color: var(--ink-muted);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 36px max(24px, calc((100vw - var(--content)) / 2));
  color: rgba(255, 255, 255, 0.68);
  background: var(--green-deep);
}

.site-footer > div {
  display: grid;
  gap: 3px;
}

.site-footer strong {
  color: white;
  font-size: 14px;
}

.site-footer span {
  font-size: 11px;
}

.footer-meta {
  text-align: right;
}

:focus-visible {
  outline: 3px solid var(--yellow);
  outline-offset: 3px;
}