/* Delta-Sierra Mars visual/readability QA contract V6.63 */
html{overflow-x:hidden}body{overflow-x:clip}
/* Dark heroes and dark editorial panels must never inherit a dark foreground. */
.mars-site .hero-landscape,.mars-site .mars-hero,.mars-site [class*="hero"][class*="dark"],
.mars-site .mars-technical-layer,.mars-site [class*="technical-layer"]{color:#f7fbff!important}
.mars-site .hero-landscape h1,.mars-site .hero-landscape h2,.mars-site .hero-landscape p,.mars-site .hero-landscape .kicker,
.mars-site .mars-hero h1,.mars-site .mars-hero h2,.mars-site .mars-hero p,.mars-site .mars-hero .kicker,
.mars-site [class*="technical-layer"] h1,.mars-site [class*="technical-layer"] h2,.mars-site [class*="technical-layer"] h3,.mars-site [class*="technical-layer"] p,.mars-site [class*="technical-layer"] a{color:#f7fbff!important;text-shadow:0 1px 3px rgba(0,0,0,.65)}
/* Dense premium infographics: readable in-page, not only in the lightbox. */
.mars-site figure.mars-inline-thumb{width:min(100%,680px)!important;max-width:680px!important;margin:1.4rem auto!important;overflow:visible!important}
.mars-site figure.mars-inline-thumb img{display:block;width:100%!important;max-width:100%!important;height:auto!important;object-fit:contain!important}
/* General figures cannot clip their own content. */
.mars-site main figure{box-sizing:border-box;max-width:100%}
.mars-site main figure img{height:auto;object-fit:contain;max-width:100%}
/* TOC stays within the viewport on every width. */
.mars-site .ds-page-toc{right:max(12px,env(safe-area-inset-right))!important;max-width:min(390px,calc(100vw - 32px))!important;box-sizing:border-box!important}
.mars-site .ds-page-toc__panel{max-width:min(390px,calc(100vw - 32px))!important;max-height:calc(100vh - 130px)!important;overflow:auto!important;box-sizing:border-box!important}
/* Information notice must not touch a hero or image. */
.mars-site .ds-information-notice,.mars-site [data-ds-info-notice]{margin:1.25rem 0 1.45rem!important;clear:both}
/* Structured biography identity row. */
.mars-site .people-facts{grid-template-columns:repeat(auto-fit,minmax(190px,1fr))!important}
.mars-site .people-fact[data-ds-identity="true"]{background:#f8fbff;border-color:#cbd8e6}
.mars-site .people-fact[data-ds-identity="true"] small{letter-spacing:.05em}
/* Academy structural safeguard: no dark text on the dark root surface. */
.mars-site .academy-page,.mars-site [data-academy-page]{--ds-dark-readable:#eef8ff}
.mars-site .academy-page [style*="background: #071018"],.mars-site .academy-page [style*="background:#071018"]{color:var(--ds-dark-readable)!important}
@media(max-width:700px){
 .mars-site .ds-page-toc{left:12px!important;right:12px!important;max-width:none!important;width:auto!important}
 .mars-site .ds-page-toc__panel{max-width:none!important;width:100%!important;max-height:70vh!important}
 .mars-site figure.mars-inline-thumb{width:min(100%,620px)!important;overflow-x:auto!important}
 .mars-site figure.mars-inline-thumb img{min-width:min(560px,92vw)}
}

/* Accessibility / layout closure */
.skip-link{position:fixed;left:12px;top:8px;z-index:2147483647;padding:.65rem .9rem;border-radius:.5rem;background:#fff;color:#071018!important;font-weight:800;box-shadow:0 4px 18px rgba(0,0,0,.28);transform:translateY(-180%);transition:transform .12s ease}
.skip-link:focus{transform:translateY(0)}
figure img{box-sizing:border-box}