#screen-menu{--home-ink:#152b34;--home-muted:#53666c;--home-paper:#f0f1eb;--home-navy:#102630;--home-line:#d4dcd8;--home-accent:#e7b979;background:var(--home-paper);color:var(--home-ink);display:none;align-items:stretch;scroll-behavior:smooth;scroll-padding-top:94px}
#screen-menu.active{display:block}#screen-menu .archive-home{width:100%;overflow:hidden;font-family:var(--font)}
#screen-menu a{color:inherit;text-decoration:none}#screen-menu button{font:inherit}#screen-menu a:focus-visible,#screen-menu button:focus-visible,#screen-menu summary:focus-visible,#screen-menu [tabindex]:focus-visible{outline:3px solid #bf7328;outline-offset:5px}
#screen-menu figure{margin:0}#screen-menu .archive-nav{height:86px;padding:0 max(36px,calc((100vw - 1240px)/2));display:flex;align-items:center;gap:36px;border-bottom:1px solid #29404a;background:#102630;color:#f5f4e9}
#screen-menu .archive-brand{display:flex;align-items:center;gap:12px;white-space:nowrap;font-size:17px;letter-spacing:.06em}#screen-menu .brand-mark{font-family:Arial,sans-serif;font-size:36px;font-weight:900;letter-spacing:-.09em;padding-right:14px;border-right:1px solid #69818b;line-height:1}#screen-menu .archive-brand b{font-size:13px;font-weight:500;margin-left:7px}#screen-menu .archive-brand small{display:block;font-size:8px;letter-spacing:.20em;color:#9eb2b8;margin-top:5px}
#screen-menu .archive-nav nav{display:flex;gap:30px;margin-left:auto;font-size:13px;color:#c5d2d3}#screen-menu .archive-nav nav a{padding:13px 0;border-bottom:1px solid transparent}#screen-menu .archive-nav nav a:hover{color:#fff;border-color:#e7b979}#screen-menu .archive-edition{font:11px var(--mono);color:#a4b7bd;border-left:1px solid #415965;padding-left:28px;white-space:nowrap}
#screen-menu .archive-hero{display:grid;grid-template-columns:1fr 1.13fr;gap:56px;padding:56px max(36px,calc((100vw - 1240px)/2)) 58px;background:#102630;color:#f5f4e9;align-items:center}
#screen-menu .archive-eyebrow{font-size:11px;letter-spacing:.17em;color:#adc0c3;text-transform:uppercase;margin:0 0 24px;display:flex;gap:9px;align-items:center;font-weight:550}#screen-menu .archive-eyebrow i{display:inline-block;width:6px;height:6px;background:#e7b979;border-radius:50%}#screen-menu .archive-eyebrow.dark{color:#617775;margin-bottom:12px}
#screen-menu #home-title{font-size:clamp(38px,4.3vw,61px);font-weight:720;letter-spacing:-.035em;line-height:1.26;margin:0 0 24px}#screen-menu #home-title span{color:#e7b979}#screen-menu .hero-intro{font-size:14px;line-height:1.9;color:#c3d0d1;max-width:440px;margin-bottom:31px}
#screen-menu .hero-actions{display:flex;align-items:center;gap:27px;flex-wrap:wrap}#screen-menu .archive-button{display:inline-flex;align-items:center;justify-content:space-between;gap:24px;min-height:48px;padding:13px 19px;font-size:13px;font-weight:650;border-radius:3px;border:1px solid transparent;cursor:pointer;transition:background .18s,box-shadow .18s}#screen-menu .archive-button.primary{background:#e7b979;color:#182a30;border-color:#e7b979}#screen-menu .archive-button.primary:hover{background:#f2ca97;box-shadow:0 4px 18px #0001}#screen-menu .text-link{font-size:12px;color:#d8e0da;display:inline-flex;align-items:center;gap:12px;background:transparent;border:0;padding:10px 0;cursor:pointer}
#screen-menu .hero-format{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px;align-items:center;color:#afc1c3;font-size:10px}#screen-menu .hero-format span{border-right:1px solid #4b626a;padding-right:9px}#screen-menu .hero-format b{font-weight:500;color:#dfbd8c;font-size:10px}
#screen-menu .hero-photo{min-width:0;position:relative}#screen-menu .hero-photo img{display:block;width:100%;height:auto;aspect-ratio:1.49;object-fit:cover;border-radius:3px;background:#4678a4}#screen-menu .photo-stamp{position:absolute;top:18px;left:18px;font:11px var(--mono);padding:8px 11px;background:#102630da;color:white;border:1px solid #cad3d45c}#screen-menu .photo-stamp i{font:10px var(--font);font-style:normal;color:#c9d2d0;margin-left:9px}#screen-menu .hero-photo figcaption{display:flex;justify-content:space-between;flex-wrap:wrap;gap:5px;font-size:10px;color:#9fb4bb;margin-top:10px;line-height:1.7}#screen-menu .hero-photo figcaption a{color:#c7d5d6}
#screen-menu .remembrance{display:flex;align-items:center;gap:22px;padding:22px max(36px,calc((100vw - 1240px)/2));border-bottom:1px solid #d4dcd8;background:#e5e9e4}#screen-menu .remembrance-number{font:38px Georgia,serif;letter-spacing:-.04em;color:#233e47}#screen-menu .remembrance p{font-size:13px;line-height:1.7}#screen-menu .remembrance p span{display:block;color:#657575;font-size:11px}#screen-menu .remembrance a{margin-left:auto;font-size:11px;color:#536a6e}
#screen-menu .archive-section{max-width:1240px;margin:0 auto;padding:57px 0 53px}#screen-menu .section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:29px}#screen-menu .section-heading h2{font-size:29px;letter-spacing:-.025em;line-height:1.4;font-weight:650}#screen-menu .section-heading>p{color:#627573;font-size:12px;line-height:1.8;margin:0 0 3px}
#screen-menu .case-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}#screen-menu .flight-card{background:#fbfcf7;border:1px solid #d8deda;border-radius:5px;overflow:hidden;min-width:0}#screen-menu .flight-photo{position:relative;background:#bbc7d0}#screen-menu .flight-photo img{width:100%;height:280px;object-fit:cover;display:block;object-position:50% 50%}#screen-menu .ethiopian .flight-photo img{object-position:50% 50%}#screen-menu .flight-photo:after{content:'';position:absolute;inset:50% 0 0;background:linear-gradient(transparent,#071e32ac);pointer-events:none}#screen-menu .flight-photo figcaption{position:absolute;z-index:1;bottom:14px;left:23px;right:23px;display:flex;justify-content:space-between;gap:12px;color:#fff;font-size:10px;letter-spacing:.09em}#screen-menu .flight-photo figcaption span:last-child{letter-spacing:.02em}
#screen-menu .flight-body{padding:24px 26px 18px}#screen-menu .flight-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:13px}#screen-menu .flight-date{font:10px var(--mono);letter-spacing:.12em;color:#6a7f7d;margin-bottom:7px}#screen-menu .flight-heading h3{display:flex;gap:15px;align-items:baseline;flex-wrap:wrap;line-height:1.25}#screen-menu .flight-heading strong{font:600 35px var(--mono);letter-spacing:-.055em}#screen-menu .flight-heading h3 span{font-size:17px;font-weight:600}#screen-menu .case-index{font:46px Georgia,serif;line-height:1;color:#d9e0d9}#screen-menu .flight-route{font-size:13px;color:#36505a}#screen-menu .flight-route>span{padding:0 9px;color:#78918e}#screen-menu .flight-route small{font-size:10px;color:#77867d;margin-left:10px}
#screen-menu .flight-facts{display:flex;flex-wrap:wrap;gap:0;margin:17px 0 16px;border-top:1px solid #e1e6df;border-bottom:1px solid #e1e6df;padding:12px 0;color:#53686a;font-size:11px}#screen-menu .flight-facts>span{padding:0 14px;border-right:1px solid #d8dfd8}#screen-menu .flight-facts>span:first-child{padding-left:0}#screen-menu .flight-facts>span:last-child{border:0;padding-right:0}#screen-menu .flight-facts b{font:600 15px var(--mono);color:#203d46}#screen-menu .flight-summary{font-size:13px;line-height:1.85;color:#52656a;min-height:49px;max-width:48em}
#screen-menu .flight-track{display:flex;align-items:center;gap:10px;font-size:10px;color:#627c79;margin:18px 0 21px}#screen-menu .flight-track span{white-space:nowrap}#screen-menu .flight-track span:before{content:'';width:5px;height:5px;background:#8eaaa3;border-radius:50%;display:inline-block;margin-right:7px;vertical-align:2px}#screen-menu .flight-track span:last-child:before{background:#af6650}#screen-menu .flight-track i{height:1px;flex:1;min-width:8px;background:#c6d3cc}
#screen-menu .flight-actions{display:flex;align-items:center;gap:23px}#screen-menu .flight-actions .primary{flex:1;background:#183a46;color:#f7f8ef;border-color:#183a46}#screen-menu .flight-actions .primary:hover{background:#285466}#screen-menu .simulation-link{font-size:12px;color:#395761;background:transparent;white-space:nowrap;min-height:48px;padding:5px 0}#screen-menu .simulation-link span{margin-left:9px}#screen-menu .case-source{display:block;font-size:10px;margin-top:14px;color:#6a7b7b;width:fit-content}#screen-menu .case-source:hover{text-decoration:underline}#screen-menu .case-note{font-size:11px;line-height:1.7;color:#71827e;margin-top:18px;display:flex;gap:9px}
#screen-menu .mechanism-section{padding:51px max(36px,calc((100vw - 1240px)/2)) 31px;background:#102630;color:#f5f4e9}#screen-menu .mechanism-section .archive-eyebrow{margin-bottom:12px}#screen-menu .mechanism-section .section-heading>p{color:#9cb2b9}#screen-menu .mechanism-layout{display:grid;grid-template-columns:1.23fr 1fr;gap:40px;align-items:stretch}#screen-menu .mechanism-visual{background:#0d2029;border:1px solid #38535d;border-radius:4px;overflow:hidden;min-width:0;display:flex;flex-direction:column;justify-content:space-between}#screen-menu .diagram-topline{display:flex;justify-content:space-between;color:#8aa6ae;font:9px var(--mono);padding:15px 20px;gap:10px;border-bottom:1px solid #263f49}#screen-menu .diagram-topline span:last-child{font:10px var(--font)}#screen-menu .mechanism-visual svg{width:100%;display:block;font-family:var(--font)}#screen-menu .diagram-caption{font-size:11px;color:#bfcecd;line-height:1.7;border-top:1px solid #29424d;padding:13px 20px}
#screen-menu .diagram-aircraft{transform-box:view-box;transform-origin:50% 60%;transition:transform .6s ease}#screen-menu .command-label,#screen-menu .stabilizer-highlight,#screen-menu .nose-arrow{opacity:.2;transition:opacity .4s}#screen-menu .mechanism-visual[data-step="1"] .command-label,#screen-menu .mechanism-visual[data-step="1"] .stabilizer-highlight,#screen-menu .mechanism-visual[data-step="2"] .nose-arrow,#screen-menu .mechanism-visual[data-step="2"] .command-label,#screen-menu .mechanism-visual[data-step="2"] .stabilizer-highlight{opacity:1}#screen-menu .mechanism-visual[data-step="2"] .diagram-aircraft{transform:rotate(-5deg)}
#screen-menu .mechanism-tabs{display:flex;border-bottom:1px solid #4c6268;margin-bottom:22px;gap:0}#screen-menu .mechanism-tabs button{flex:1;min-width:0;padding:13px 0;background:transparent;color:#9bb3b7;font-size:12px;border:0;border-bottom:2px solid transparent;margin-bottom:-1px;text-align:left;cursor:pointer;white-space:nowrap}#screen-menu .mechanism-tabs button span{font:10px var(--mono);margin-right:5px;color:#71919a}#screen-menu .mechanism-tabs button[aria-selected="true"]{color:#efc792;border-color:#e7b979}#screen-menu .mechanism-tabs button[aria-selected="true"] span{color:#efc792}#screen-menu .mechanism-count{font:11px var(--mono);color:#9fb2b3;letter-spacing:.13em}#screen-menu #mechanismPanel h3{font-size:24px;line-height:1.55;margin:13px 0 15px;font-weight:600;max-width:420px}#screen-menu #mechanismPanel>p{font-size:13px;color:#c1d0d1;line-height:1.9;max-width:430px}#screen-menu #mechanismPanel .mechanism-detail{font-size:11px;color:#98afb4;margin-top:17px;padding-left:13px;border-left:2px solid #587580;min-height:43px}#screen-menu .mechanism-controls{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-top:20px}#screen-menu .mechanism-controls>a{font-size:10px;color:#99b1b7}#screen-menu .mechanism-controls .text-link{color:#e7bf89}
#screen-menu .systems-note{display:flex;gap:23px;align-items:center;border-top:1px solid #3b535b;margin-top:31px;padding-top:25px}#screen-menu .systems-note>span{color:#e1bb85;font-size:12px;white-space:nowrap}#screen-menu .systems-note p{font-size:11px;line-height:1.8;color:#a6bbc0;max-width:690px}#screen-menu .outline{color:#e2e9e4;background:transparent;border-color:#55717a;font-size:11px;white-space:nowrap;margin-left:auto;min-height:42px;padding:10px 15px}
#screen-menu .evidence-grid{display:grid;grid-template-columns:1.16fr 1fr;gap:37px;margin-bottom:28px}#screen-menu .source-list>a{display:flex;align-items:center;gap:17px;padding:18px 0;border-bottom:1px solid #d0dcd3}#screen-menu .source-list>a:first-child{padding-top:4px}#screen-menu .source-list>a>span:nth-child(2){flex:1}#screen-menu .source-mark{font:600 11px var(--mono);width:51px;height:44px;border:1px solid #c2d3c9;background:#e8ede5;display:flex;align-items:center;justify-content:center;flex:none}#screen-menu .source-list b{display:block;font-size:13px;font-weight:550;color:#29464f}#screen-menu .source-list small{display:block;font-size:10px;color:#6a7c79;margin-top:6px;line-height:1.5}#screen-menu .source-list>a:hover b{text-decoration:underline}
#screen-menu .evidence-context{padding:27px;background:#e4e9e0;border-left:3px solid #77998c}#screen-menu .context-label{font-size:10px;color:#597166;letter-spacing:.06em}#screen-menu .evidence-context h3{font-size:21px;line-height:1.5;margin:16px 0;font-weight:600}#screen-menu .evidence-context>p{font-size:12px;line-height:1.9;color:#5a6f68}#screen-menu .evidence-context>div{display:flex;gap:24px;margin-top:20px;font-size:11px;color:#325e53}
#screen-menu .archive-details{border-top:1px solid #d0dcd3}#screen-menu .archive-details:last-child{border-bottom:1px solid #d0dcd3}#screen-menu summary{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:13px;padding:19px 0;cursor:pointer;list-style:none;font-weight:550;line-height:1.65}#screen-menu summary::-webkit-details-marker{display:none}#screen-menu summary>span{font-size:18px;color:#647e73;transition:transform .2s}#screen-menu details[open] summary>span{transform:rotate(45deg)}#screen-menu .disclosure-grid{display:grid;grid-template-columns:1fr 1fr;gap:35px;padding:4px 0 23px}#screen-menu .disclosure-grid b{font-size:12px;color:#375950}#screen-menu .disclosure-grid p,#screen-menu .photo-credits p{font-size:12px;line-height:1.9;color:#62766f;margin-top:8px}#screen-menu .disclosure-grid a,#screen-menu .photo-credits a{text-decoration:underline;text-underline-offset:3px}#screen-menu .photo-credits{padding:0 0 20px;max-width:890px}#screen-menu .return-changes{display:grid;grid-template-columns:1fr 1fr 1fr;gap:25px;padding:5px 0 15px}#screen-menu .return-changes span{font:13px var(--mono);color:#88a295;margin-right:10px}#screen-menu .return-changes b{font-size:12px}#screen-menu .return-changes p{font-size:12px;line-height:1.8;color:#62766f;margin-top:8px}#screen-menu .disclosure-source{display:block;font-size:11px;color:#335d4e;margin-bottom:23px}
#screen-menu .archive-footer{border-top:1px solid #cbd6ce;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px max(36px,calc((100vw - 1240px)/2));font-size:10px;color:#78877f;background:#e5e9e1;line-height:1.8}#screen-menu .archive-footer b{font:600 12px var(--mono);color:#46615b;margin-right:8px}#screen-menu .release-label{margin-left:9px;color:#687f74}
@media(max-width:1312px){#screen-menu .archive-section{padding-left:36px;padding-right:36px}}
@media(max-width:1000px){#screen-menu .archive-hero{gap:30px;padding-top:38px;padding-bottom:40px}#screen-menu #home-title{font-size:42px}#screen-menu .hero-photo img{aspect-ratio:1.12;object-fit:contain;background:#477eaf}#screen-menu .archive-nav{gap:23px}#screen-menu .archive-edition{display:none}#screen-menu .hero-actions{gap:15px}#screen-menu .section-heading h2{font-size:26px}#screen-menu .flight-body{padding:21px}#screen-menu .flight-photo img{height:210px}#screen-menu .flight-heading h3 span{font-size:14px}#screen-menu .flight-track{gap:6px;font-size:9px}#screen-menu .flight-facts>span{padding:0 9px;font-size:10px}#screen-menu .mechanism-layout{grid-template-columns:1.06fr 1fr;gap:27px}#screen-menu #mechanismPanel h3{font-size:21px}#screen-menu .mechanism-tabs button{font-size:11px}#screen-menu .systems-note{flex-wrap:wrap;gap:14px}#screen-menu .systems-note p{flex:1}#screen-menu .systems-note .outline{margin-left:0}#screen-menu .evidence-grid{gap:26px}#screen-menu .archive-footer{flex-wrap:wrap;gap:8px 22px}}
@media(max-width:720px){#screen-menu .archive-nav{height:auto;min-height:78px;padding:17px 22px;flex-wrap:wrap;gap:17px}#screen-menu .archive-nav nav{gap:22px;font-size:11px;width:100%;border-top:1px solid #3a525d;padding-top:10px;margin:0}#screen-menu .archive-nav nav a{padding:4px 0}#screen-menu .archive-brand{font-size:15px}#screen-menu .brand-mark{font-size:31px}#screen-menu .archive-brand small{font-size:7px}#screen-menu .archive-hero{display:flex;flex-direction:column;align-items:stretch;padding:31px 22px 24px;gap:28px}#screen-menu .archive-eyebrow{font-size:10px;margin-bottom:18px}#screen-menu #home-title{font-size:43px;line-height:1.22;margin-bottom:18px}#screen-menu .hero-intro{font-size:13px;max-width:430px;margin-bottom:22px}#screen-menu .desktop-break{display:none}#screen-menu .hero-actions{gap:21px}#screen-menu .hero-actions .archive-button{min-height:46px;font-size:12px;padding:12px 15px;gap:20px}#screen-menu .hero-actions .text-link{font-size:11px}#screen-menu .hero-format{margin-top:19px;font-size:9px;gap:7px}#screen-menu .hero-format b{font-size:9px}#screen-menu .hero-photo img{aspect-ratio:1.5;object-fit:cover}#screen-menu .photo-stamp{top:12px;left:12px;font-size:10px;padding:6px 9px}#screen-menu .photo-stamp i{font-size:9px}#screen-menu .hero-photo figcaption{font-size:9px;gap:3px;margin-top:8px}#screen-menu .remembrance{padding:19px 22px;gap:17px}#screen-menu .remembrance-number{font-size:35px}#screen-menu .remembrance p{font-size:12px}#screen-menu .remembrance p span{font-size:10px}#screen-menu .remembrance>a{display:none}
 #screen-menu .archive-section{padding:36px 22px}#screen-menu .section-heading{display:block;margin-bottom:21px}#screen-menu .section-heading h2{font-size:24px}#screen-menu .section-heading>p{font-size:11px;margin-top:11px}#screen-menu .section-heading>p br{display:none}#screen-menu .case-grid{grid-template-columns:1fr;gap:24px}#screen-menu .flight-photo img{height:auto;aspect-ratio:1.8;object-fit:cover}#screen-menu .flight-body{padding:22px 20px 18px}#screen-menu .flight-heading strong{font-size:34px}#screen-menu .flight-heading h3{gap:12px}#screen-menu .flight-heading h3 span{font-size:15px}#screen-menu .case-index{font-size:39px}#screen-menu .flight-route{font-size:12px}#screen-menu .flight-route small{font-size:9px}#screen-menu .flight-facts>span{padding:0 10px;font-size:10px}#screen-menu .flight-summary{font-size:12px;min-height:0}#screen-menu .flight-track{gap:6px;font-size:9px}#screen-menu .flight-track span:before{margin-right:5px;width:4px;height:4px}#screen-menu .flight-actions{gap:20px}#screen-menu .flight-actions .primary{font-size:12px}#screen-menu .case-note{font-size:10px}
 #screen-menu .mechanism-section{padding:36px 22px 26px}#screen-menu .mechanism-layout{grid-template-columns:1fr;gap:22px}#screen-menu .diagram-topline{padding:12px;font-size:7px}#screen-menu .diagram-topline span:last-child{font-size:9px}#screen-menu .diagram-caption{font-size:10px;padding:11px 12px}#screen-menu .mechanism-tabs{margin-bottom:20px}#screen-menu .mechanism-tabs button{font-size:12px;min-height:44px}#screen-menu #mechanismPanel h3{font-size:23px;max-width:none;margin:12px 0}#screen-menu #mechanismPanel>p{font-size:12px;max-width:none}#screen-menu #mechanismPanel .mechanism-detail{min-height:0;margin-top:15px;font-size:11px}#screen-menu .mechanism-controls{margin-top:14px}#screen-menu .systems-note{display:block;margin-top:24px;padding-top:22px}#screen-menu .systems-note p{font-size:11px;margin:10px 0 16px}#screen-menu .outline{min-height:44px}#screen-menu .evidence-grid{grid-template-columns:1fr;gap:27px}#screen-menu .source-list b{font-size:12px}#screen-menu .source-list small{font-size:10px}#screen-menu .source-list>a{gap:12px}#screen-menu .evidence-context{padding:22px}#screen-menu .evidence-context h3{font-size:20px}#screen-menu summary{font-size:12px;padding:17px 0}#screen-menu .disclosure-grid,#screen-menu .return-changes{grid-template-columns:1fr;gap:20px}#screen-menu .archive-footer{display:block;padding:23px 22px;font-size:9px}#screen-menu .archive-footer>span{display:block;margin:7px 0}}
@media(max-width:360px){#screen-menu #home-title{font-size:38px}#screen-menu .hero-actions{gap:8px 17px}#screen-menu .flight-body{padding-left:16px;padding-right:16px}#screen-menu .flight-facts>span{padding:0 7px;font-size:9px}#screen-menu .flight-track{font-size:8px}#screen-menu .flight-heading h3{gap:9px}#screen-menu .flight-heading h3 span{font-size:13px}#screen-menu .mechanism-tabs button{font-size:11px}}
@media(prefers-reduced-motion:reduce){#screen-menu{scroll-behavior:auto}#screen-menu .diagram-aircraft,#screen-menu .command-label,#screen-menu .stabilizer-highlight,#screen-menu .nose-arrow,#screen-menu summary>span{transition:none}}

/* Body copy stays readable; small type is reserved for dates and photo credits. */
#screen-menu .hero-intro{font-size:15px}
#screen-menu .flight-summary,#screen-menu #mechanismPanel>p,#screen-menu .evidence-context>p{font-size:14px}
#screen-menu .source-list b{font-size:14px}
#screen-menu .command-label{opacity:.72}
#screen-menu .disclosure-grid p,#screen-menu .photo-credits p,#screen-menu .return-changes p{font-size:13px}
@media(max-width:720px){#screen-menu .hero-intro{font-size:14px}#screen-menu .flight-summary,#screen-menu #mechanismPanel>p,#screen-menu .evidence-context>p{font-size:14px}#screen-menu .section-heading>p{font-size:12px}#screen-menu .source-list b{font-size:13px}}
@media(max-width:720px){#screen-menu .sensor-label text:first-of-type,#screen-menu .tail-label text:first-of-type{font-size:27px}#screen-menu .sensor-label text:last-of-type,#screen-menu .tail-label text:last-of-type{display:none}#screen-menu .command-label text{font-size:25px}}