@media(max-width:1050px){
  .site-header{grid-template-columns:auto auto}.nav-links{display:none}.nav-actions{justify-content:end}
  .hero{grid-template-columns:1fr;padding-top:70px}.hero-copy{max-width:760px}.system-stage{min-height:0}.video-frame{max-width:830px}
  .participation,.safety-section{grid-template-columns:1fr;gap:55px}.example-grid{grid-template-columns:1fr}
  .experience-card{min-height:340px}.experience-card h3{margin-top:115px}
}
@media(max-width:720px){
  .site-header,.hero,.proof-rail,.section,.final-cta,.site-footer{width:calc(100% - 30px)}
  .site-header{min-height:72px;gap:14px}.brand{font-size:10px}.brand-mark{width:20px;height:20px}
  .nav-actions .text-action{display:none}.button-small{min-height:38px;padding:0 13px}
  .hero{padding:58px 0 55px;gap:38px}.hero h1{font-size:clamp(46px,14vw,66px)}.hero-summary{font-size:16px}.hero-actions{flex-direction:column;align-items:stretch}
  .video-frame{border-radius:20px}.entity-chip{display:none}.stage-caption{left:16px;right:16px;bottom:15px}.stage-caption span{max-width:180px;font-size:14px}
  .proof-rail{grid-template-columns:repeat(2,1fr)}.proof-rail div:nth-child(2){border-right:0}.proof-rail div:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .section{padding:100px 0}.step-grid,.pricing-grid{grid-template-columns:1fr}.panel{min-height:260px}.panel h3{margin-top:60px}
  .mode-list article{grid-template-columns:105px 1fr;gap:14px}.price-card{min-height:460px;padding:28px}.site-footer{grid-template-columns:1fr;gap:32px}.final-cta{padding:82px 24px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}.button{transition:none}.button:hover,.button:focus-visible{transform:none}.orbital-video{display:none}
  .video-frame{background:linear-gradient(0deg,rgba(4,4,8,.4),rgba(4,4,8,.18)),url("/assets/images/orbital-poster.jpg") center/cover no-repeat}
}