@media (max-width: 1050px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .site-nav {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 54px;
  }

  .router-card {
    width: min(100%, 680px);
  }

  .journey-grid,
  .boundary-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .journey-card:last-child {
    grid-column: 1 / -1;
    min-height: 320px;
  }

  .capability-layout,
  .proof-layout {
    grid-template-columns: 1fr;
  }

  .tool-panel {
    grid-template-columns: repeat(2, 1fr);
  }

  .tool-panel-label {
    grid-column: 1 / -1;
  }

  .tool-item:nth-child(odd) {
    border-left: 1px solid var(--line);
  }

  .public-note {
    grid-template-columns: 1fr;
    gap: 26px;
  }
}

@media (max-width: 820px) {
  .section {
    width: min(calc(100% - 32px), var(--content));
    padding: 76px 0;
  }

  .demo-section,
  .boundaries-section {
    width: 100%;
    padding-right: 16px;
    padding-left: 16px;
  }

  .metrics {
    grid-template-columns: repeat(2, 1fr);
    width: calc(100% - 32px);
  }

  .metrics div:nth-child(2) {
    border-right: 0;
  }

  .metrics div:nth-child(-n+2) {
    border-bottom: 1px solid var(--line);
  }

  .demo-layout {
    grid-template-columns: 1fr;
  }

  .demo-menu {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  .demo-choice {
    min-height: 126px;
  }

  .demo-safety {
    grid-column: 1 / -1;
    margin-top: 0;
  }

  .demo-pipeline {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .flow-arrow {
    transform: rotate(90deg);
  }

  .evidence-node {
    min-height: 100px;
  }

  .evidence-rule {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .site-header {
    min-height: 62px;
    padding-right: 16px;
    padding-left: 16px;
  }

  .header-status {
    font-size: 0;
  }

  .header-status span {
    width: 8px;
    height: 8px;
  }

  .hero {
    min-height: 0;
    padding-top: 62px;
  }

  .hero h1 {
    font-size: clamp(46px, 15vw, 66px);
  }

  .hero-lead {
    font-size: 16px;
  }

  .router-card {
    box-shadow: 8px 10px 0 rgba(49, 94, 136, 0.16);
  }

  .stage {
    grid-template-columns: 82px 1fr;
  }

  .stage small {
    display: none;
  }

  .router-decision {
    align-items: flex-start;
    flex-direction: column;
  }

  .metrics strong {
    font-size: 25px;
  }

  .journey-grid,
  .boundary-grid {
    grid-template-columns: 1fr;
  }

  .journey-card:last-child {
    grid-column: auto;
  }

  .demo-menu {
    grid-template-columns: 1fr;
  }

  .demo-choice {
    min-height: 98px;
  }

  .demo-window-head {
    padding: 0 12px;
  }

  .demo-window-head > span {
    display: none;
  }

  .demo-conversation {
    min-height: 0;
    padding: 16px;
  }

  .message {
    max-width: 100%;
  }

  .agent-decision {
    grid-template-columns: 1fr;
  }

  .demo-pipeline {
    grid-template-columns: 1fr;
  }

  .demo-pipeline li {
    min-height: 70px;
  }

  .evidence-stack {
    grid-template-columns: 1fr;
  }

  .capability-table {
    min-width: 640px;
  }

  .tool-panel {
    grid-template-columns: 1fr;
  }

  .tool-item:nth-child(odd) {
    border-left: 0;
  }

  .boundary-grid article {
    min-height: 170px;
  }

  .report-sample {
    padding: 24px;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

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

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  .site-header,
  .hero-actions,
  .demo-menu,
  .replay-button {
    display: none;
  }

  body {
    background: white;
  }

  .section,
  .demo-section,
  .boundaries-section {
    width: 100%;
    padding: 32px 0;
    color: black;
    background: white;
  }
}