/* Horizon / editorial engineering system. Existing hero and compact masthead rules remain authoritative. */
.ed-home{overflow:hidden}
.ed-container{max-width:1500px;margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}
.ed-home h2{font-size:clamp(40px,4.7vw,74px);line-height:1.05;letter-spacing:-.05em;font-weight:400}
.ed-home h2 em{font-family:Georgia,'Times New Roman',serif;font-weight:400;letter-spacing:-.05em}
.ed-link{display:inline-flex;justify-content:space-between;align-items:center;gap:36px;padding:11px 0;border-bottom:1px solid #b59865;font-size:12px;line-height:1.5;max-width:100%}
.ed-link span{font-size:23px;color:var(--gold);transition:transform .2s}
.ed-link:hover span{transform:translate(3px,-3px)}
.ed-intro{padding:100px 0 104px;background:var(--paper);color:var(--ink);position:relative}
.ed-intro:before{position:absolute;top:0;left:var(--gutter);height:50px;width:1px;background:#8c794e;content:''}
.ed-intro .eyebrow{color:#7d6135}
.ed-intro-top{display:grid;grid-template-columns:1fr 2.2fr .75fr;gap:38px;align-items:start}
.ed-intro-top>.eyebrow{padding-top:10px;font-size:9px;line-height:1.9}
.ed-intro-top h2{font-size:clamp(44px,5.15vw,82px);margin:0;letter-spacing:-.058em;line-height:1.03}
.ed-intro-top h2 em{color:#7f6135}
.ed-intro-aside{border-top:1px solid #112c3330;padding-top:12px}
.ed-intro-aside p{font-size:12px;line-height:1.8;color:#5b696c}
.ed-cross{font-size:30px;line-height:1;display:block;color:#8b6c3d;margin-bottom:38px}
.ed-intro-bottom{display:grid;grid-template-columns:1fr 2.2fr .75fr;gap:38px;margin-top:48px}
.ed-intro-stamp{display:flex;align-items:center;gap:18px;align-self:end}
.ed-intro-stamp>span{font-family:Georgia,serif;font-weight:700;font-size:53px;letter-spacing:-.07em}
.ed-intro-stamp small{font-size:8px;letter-spacing:.12em;line-height:1.7;border-left:1px solid #112c3330;padding-left:18px;color:#506164}
.ed-intro-copy{max-width:670px}
.ed-intro-copy>p{font-size:16px;line-height:1.85;color:#45565b}
.ed-intro .ed-link{color:#122f38;margin-top:10px}
.ed-intro .ed-link span{color:#7f6135}
.ed-capabilities{padding:104px 0 115px;background:#091921}
.ed-section-head{display:flex;justify-content:space-between;align-items:end;gap:55px;margin-bottom:54px}
.ed-section-head h2{margin:0}
.ed-section-head .eyebrow{margin-bottom:22px;font-size:9px}
.ed-section-head>.ed-link{flex-shrink:0;margin-bottom:5px}
.ed-head-copy{font-size:14px;line-height:1.8;color:var(--muted);max-width:310px;margin-bottom:0}
.ed-discipline-layout{display:grid;grid-template-columns:minmax(230px,.75fr) minmax(0,2.2fr);gap:65px}
.ed-discipline-tabs{border-top:1px solid #ffffff35}
.ed-discipline-tabs>button{display:grid;grid-template-columns:29px 1fr 18px;gap:13px;width:100%;padding:24px 0;background:none;border-bottom:1px solid var(--line);text-align:left;color:#9db0bc;align-items:center;font-size:15px;line-height:1.3;transition:color .2s,padding .2s}
.ed-discipline-tabs>button:hover{color:var(--paper);padding-left:5px}
.ed-discipline-tabs>button[aria-selected=true]{color:var(--gold)}
.ed-tab-num{font-size:9px;letter-spacing:.1em}
.ed-tab-arrow{font-size:20px;opacity:.35}
.ed-discipline-tabs>button[aria-selected=true] .ed-tab-arrow{opacity:1}
.ed-disciplines-note{margin-top:48px;display:flex;gap:18px;align-items:start;color:#718d9d}
.ed-disciplines-note>span{font-size:24px;color:var(--gold);line-height:1.2}
.ed-disciplines-note p{font-size:11px;line-height:1.8}
.ed-discipline-panel{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:38px;min-width:0}
.ed-discipline-media{position:relative;min-height:510px;overflow:hidden;background:#17313c}
.ed-discipline-media:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,#03121ae0,#03121a00 55%);pointer-events:none}
.ed-discipline-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;filter:saturate(.78)}
.ed-discipline-index{position:absolute;top:14px;left:22px;font-size:90px;letter-spacing:-.08em;line-height:1;color:#f2efe7;z-index:1;mix-blend-mode:screen}
.ed-discipline-index small{font-size:10px;letter-spacing:.07em;margin-left:15px;vertical-align:top;display:inline-block;padding-top:14px}
.ed-discipline-caption{position:absolute;bottom:24px;left:24px;right:24px;z-index:1;font-size:9px;letter-spacing:.12em;line-height:1.9;text-transform:uppercase;color:#c5d1d5}
.ed-discipline-copy{padding-top:20px;align-self:center;min-width:0}
.ed-discipline-copy .eyebrow{font-size:8px;letter-spacing:.16em;line-height:1.9;margin-bottom:22px}
.ed-discipline-copy h3{font-size:clamp(28px,2.5vw,40px);line-height:1.12;letter-spacing:-.04em;margin-bottom:24px}
.ed-discipline-copy>p:not(.eyebrow){font-size:14px;line-height:1.85;color:#adc0ca}
.ed-discipline-copy ul{padding:0;list-style:none;margin:25px 0 30px;border-top:1px solid var(--line)}
.ed-discipline-copy li{font-size:11px;line-height:1.7;color:#c0ccd2;padding:12px 0;border-bottom:1px solid var(--line)}
.ed-discipline-copy li:before{content:'↳';color:var(--gold);margin-right:10px}
.ed-handoff{background:#102934;padding:104px 0;position:relative}
.ed-handoff:before{content:'';position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(#ffffff04 1px,transparent 1px),linear-gradient(90deg,#ffffff04 1px,transparent 1px);background-size:70px 70px}
.ed-handoff-layout{position:relative;display:grid;grid-template-columns:1fr 1.4fr;gap:110px}
.ed-handoff-heading h2{font-size:clamp(36px,3.8vw,59px);margin-bottom:30px}
.ed-handoff-heading>p:not(.eyebrow){font-size:14px;line-height:1.9;color:#a8bfcb;max-width:330px}
.ed-method-signature{display:flex;gap:20px;align-items:center;border-top:1px solid #9ab1bc3a;padding-top:24px;margin-top:50px;max-width:330px}
.ed-signature-mark{font-size:42px;line-height:1;color:var(--gold)}
.ed-method-signature small{font-size:8px;line-height:1.8;letter-spacing:.12em;color:#8ca7b6}
.ed-method-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid #8fa9b544;padding-top:18px;gap:18px}
.ed-method-tabs button{background:none;padding:0 0 20px;text-align:left;font-size:10px;line-height:1.6;color:#8ca7b6;position:relative;display:flex;flex-direction:column;gap:12px;min-width:0}
.ed-method-tabs button>span:first-child{font-size:11px;color:#95aebb}
.ed-method-tabs button[aria-selected=true]{color:#f1eee6}
.ed-method-tabs button[aria-selected=true]>span:first-child{color:var(--gold)}
.ed-method-tabs i{width:7px;height:7px;position:absolute;bottom:-4px;left:0;background:#5c7e8e;border-radius:50%}
.ed-method-tabs button[aria-selected=true] i{background:var(--gold);box-shadow:0 0 0 5px #d7bd8c14}
.ed-method-panel{position:relative;border-top:1px solid #8fa9b544;padding:38px 0 0;min-height:343px}
.ed-phase-number{position:absolute;right:0;top:25px;font-size:140px;line-height:1;letter-spacing:-.08em;color:#ffffff05;pointer-events:none}
.ed-method-panel .eyebrow{font-size:9px;letter-spacing:.13em}
.ed-method-panel h3{font-size:31px;line-height:1.15;position:relative;margin-bottom:18px}
.ed-method-panel>p:not(.eyebrow){font-size:14px;line-height:1.85;color:#abc0ca;max-width:550px;position:relative}
.ed-method-panel ul{list-style:none;padding:0;margin:25px 0 20px;border-top:1px solid #8fa9b530;display:grid;grid-template-columns:1fr}
.ed-method-panel li{font-size:11px;color:#c7d2d7;padding:9px 0;border-bottom:1px solid #8fa9b530}
.ed-method-panel li:before{content:'＋';margin-right:13px;color:var(--gold)}
.ed-phase-note{font-size:7px;letter-spacing:.09em;color:#7c98a8}
.ed-evidence{padding:110px 0;background:#06131b}
.ed-evidence-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:90px;align-items:center}
.ed-evidence-photo{min-height:630px;position:relative;background:#1a3641;overflow:hidden}
.ed-evidence-photo>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.65)}
.ed-image-foot{position:absolute;left:22px;right:22px;bottom:20px;border-top:1px solid #ffffff85;padding-top:15px;display:flex;justify-content:space-between;gap:20px;align-items:center}
.ed-image-foot>span:first-child{font-size:7px;letter-spacing:.08em;color:#f5f3eb;text-shadow:0 1px 8px #000}
.ed-image-foot>span:last-child{font:700 30px/1 Georgia,serif;letter-spacing:-.07em;color:#f5f3eb}
.ed-evidence-copy h2{font-size:clamp(36px,3.5vw,56px);margin-bottom:25px}
.ed-evidence-copy>p:not(.eyebrow){font-size:14px;line-height:1.9;color:#a6bac6;max-width:460px}
.ed-cert-list{margin:33px 0;border-top:1px solid var(--line)}
.ed-cert-list>a{display:grid;grid-template-columns:1fr 1fr 18px;align-items:center;gap:10px;border-bottom:1px solid var(--line);padding:21px 0}
.ed-cert-list strong{font-weight:400;font-size:21px;letter-spacing:-.02em}
.ed-cert-list span{font-size:8px;letter-spacing:.1em;line-height:1.8;color:#93aab7}
.ed-cert-list b{font-size:18px;font-weight:400;color:var(--gold)}
.ed-procurement{background:var(--paper);color:var(--ink);padding:108px 0 80px}
.ed-procurement .eyebrow{color:#8a6a39}
.ed-procurement h2{font-size:clamp(37px,4.15vw,66px)}
.ed-procurement h2 em{color:#7e6238}
.ed-procurement .ed-head-copy{color:#5c6a6b}
.ed-vehicle-lines{border-top:1px solid #17343c40}
.ed-vehicle-lines>a{display:grid;grid-template-columns:50px 1.2fr 1.1fr 35px;gap:30px;align-items:center;padding:30px 0;border-bottom:1px solid #17343c30}
.ed-vehicle-no{font-size:10px;color:#80643b;letter-spacing:.08em}
.ed-vehicle-lines h3{font-size:30px;line-height:1.2;letter-spacing:-.03em;margin:0}
.ed-vehicle-scope{color:#596c70;font-size:12px;line-height:1.9;max-height:6em;overflow:hidden}
.ed-vehicle-arrow{color:#8e6c37;font-size:26px;text-align:right}
.ed-procurement-bottom{display:flex;justify-content:space-between;align-items:center;gap:30px;padding-top:28px}
.ed-procurement-bottom>span{font-size:11px;color:#6b7778}
.ed-procurement .ed-link{color:#12343f}.ed-procurement .ed-link span{color:#8e6c37}
.ed-procurement-plain{display:flex;justify-content:space-between;gap:50px;align-items:end;border-top:1px solid #17343c30;padding-top:25px}
.ed-procurement-plain h3{font-size:30px;line-height:1.3;margin:0}
.ed-history{background:#dfe2dc;color:#43585c;padding:38px 0}
.ed-history .eyebrow{font-size:8px;color:#6b7b79;margin-bottom:20px}
.ed-history .ed-container>div{display:flex;flex-wrap:wrap;gap:14px 35px;align-items:center;margin-bottom:23px}
.ed-history .ed-container>div>span{font-size:14px;letter-spacing:-.02em;color:#24424b}
.ed-history .ed-link{font-size:10px;color:#486268;padding-bottom:5px}.ed-history .ed-link span{color:#7e6238;font-size:18px}
.ed-journal{padding:110px 0 120px;background:#0a1b24}
.ed-journal-layout{display:grid;grid-template-columns:1.4fr 1fr;gap:34px 55px}
.ed-article{min-width:0}
.ed-article-1{grid-row:1/3}
.ed-article-photo{position:relative;overflow:hidden;aspect-ratio:1.35;background:#142f3b}
.ed-article-photo>img{width:100%;height:100%;object-fit:cover;filter:saturate(.65);transition:transform .65s}
.ed-article:hover img{transform:scale(1.025)}
.ed-article-photo>span{position:absolute;bottom:17px;left:18px;font-size:8px;letter-spacing:.13em;color:#fff;text-shadow:0 1px 8px #000}
.ed-article-copy{padding-top:25px}
.ed-article-copy .eyebrow{font-size:8px;margin-bottom:14px}
.ed-article-copy h3{font-size:clamp(30px,3vw,45px);line-height:1.1;letter-spacing:-.035em;margin-bottom:18px;max-width:650px}
.ed-article-copy>p:not(.eyebrow){color:#a4b9c5;font-size:14px;line-height:1.8;max-width:560px}
.ed-read{display:flex;justify-content:space-between;gap:30px;font-size:11px;line-height:1.7;padding:17px 0 10px;border-top:1px solid var(--line);margin-top:25px;color:#d5ddd9}
.ed-read>span{color:var(--gold);font-size:20px}
.ed-article-2,.ed-article-3{display:grid;grid-template-columns:1fr 1.45fr;gap:25px;border-top:1px solid var(--line);padding-top:25px;align-content:start}
.ed-article-2 .ed-article-photo,.ed-article-3 .ed-article-photo{aspect-ratio:.86}
.ed-article-2 .ed-article-copy,.ed-article-3 .ed-article-copy{padding-top:2px}
.ed-article-2 h3,.ed-article-3 h3{font-size:25px}
.ed-article-2 .ed-article-copy>p:not(.eyebrow),.ed-article-3 .ed-article-copy>p:not(.eyebrow){font-size:12px;line-height:1.8}
.ed-article-2 .ed-read,.ed-article-3 .ed-read{font-size:10px;margin-top:15px;padding-top:12px}
.ed-people{padding:90px 0;background:#142d37}
.ed-people-layout{display:grid;grid-template-columns:1.5fr 1fr;align-items:center;gap:100px}
.ed-people h2{font-size:clamp(36px,4.1vw,64px)}
.ed-people-layout>div:first-child>p:not(.eyebrow){color:#b4c3ca;font-size:15px;line-height:1.9;max-width:580px}
.ed-people-links{display:flex;flex-wrap:wrap;gap:22px 40px;margin-top:35px}
.ed-people-art{border-left:1px solid #ffffff30;padding-left:65px;min-width:0}
.ed-people-art>img{width:100%;aspect-ratio:4/4.4;object-fit:cover;object-position:center top;filter:saturate(.75) contrast(1.03);background:#d8dbd6}
.ed-people-art>img{aspect-ratio:auto;height:310px;object-fit:contain;object-position:center;padding:50px;background:#e2e5de}
.ed-people-art>div:not(.ed-people-wordmark){padding:18px 0;border-bottom:1px solid var(--line)}
.ed-people-art>div>p{font-size:20px;margin:0 0 4px;letter-spacing:-.025em}.ed-people-art>div>span{color:#9eb4c1;font-size:11px}
.ed-people-wordmark{font:700 clamp(80px,13vw,190px)/1 Georgia,serif;letter-spacing:-.095em;color:#d7bd8c}
.ed-people-wordmark>span{display:block;font:9px/1.8 Arial,sans-serif!important;letter-spacing:.17em!important;margin-top:26px;color:#a5bdc7!important}
.ed-contact-band{padding:88px 0 98px;background:#06131b}
.ed-contact-band>.ed-container>.eyebrow{font-size:8px}
.ed-contact-band a{display:flex;justify-content:space-between;align-items:center;gap:50px;font-size:clamp(42px,6vw,94px);line-height:1.02;letter-spacing:-.055em}
.ed-contact-band em{font-family:Georgia,serif;font-weight:400}
.ed-contact-band b{font-size:60px;font-weight:400;color:var(--gold);line-height:1;transition:transform .2s}
.ed-contact-band a:hover b{transform:translate(5px,-5px)}
/* Clear navigation domains and technical reading layouts. */
.header nav{gap:clamp(14px,1.5vw,24px)}
.header .nav-menu{position:relative;min-width:0}
.header .nav-menu>summary{font-size:11px;line-height:1.5;cursor:pointer;list-style:none;color:#dfe7e9;white-space:nowrap;padding:14px 0}
.header .nav-menu>summary::-webkit-details-marker{display:none}
.header .nav-menu>summary:after{content:'＋';color:#9bb2bf;font-size:10px;margin-left:9px}
.header .nav-menu[open]>summary{color:var(--gold)}
.header .nav-menu.active>summary{color:var(--gold)}
.header .nav-menu>summary>span{display:none}
.header .nav-menu[open]>summary:after{content:'−';color:var(--gold)}
.header .nav-menu>summary:focus-visible{outline:2px solid var(--gold);outline-offset:5px}
.header .nav-dropdown{position:absolute;top:100%;left:-22px;min-width:270px;max-width:340px;padding:19px 22px 22px;background:#0c2430;border-top:1px solid #c1a56e;box-shadow:0 18px 45px #0007;z-index:40}
.header .nav-menu:nth-last-child(-n+4) .nav-dropdown{left:auto;right:-15px}
.header .nav-dropdown>a{display:block!important;font-size:12px!important;line-height:1.7;padding:11px 0!important;white-space:normal!important;border-bottom:1px solid var(--line);color:#bfd0d8!important}
.header .nav-dropdown>a:hover,.header .nav-dropdown>a[aria-current=page]{color:var(--gold)!important}
.header .nav-dropdown>a:first-child{font-weight:500;color:#f0eee5!important}
.header .nav-search{background:none;color:var(--gold);font-size:25px;line-height:1;min-width:44px;min-height:44px;padding:8px 0 8px 20px;border-left:1px solid var(--line);margin-left:2px}
.header .nav-search:hover{color:var(--paper)}
body:has(.ed-home) .footer-top{display:none}
#footer-links{grid-template-columns:repeat(4,minmax(0,1fr))}
.technical-layout{display:grid;grid-template-columns:215px minmax(0,1fr);gap:75px;max-width:var(--max);margin:auto;padding:52px var(--gutter) 85px;align-items:start}
.wrap>.technical-layout{padding-left:0;padding-right:0}
.technical-article{min-width:0;max-width:100%;color:#b8c7cf}
.technical-article>p{font-size:16px;line-height:1.95;max-width:930px;margin-bottom:24px}
.technical-article>.lead,.technical-article>.article-lead{font-size:21px;line-height:1.65;letter-spacing:-.02em;color:#e5e8e4;max-width:900px;margin-bottom:30px}
.context-nav{position:sticky;top:119px;min-width:0;border-top:1px solid #ffffff3a}
.context-nav>p,.context-nav>h2,.context-nav>span{display:block;font-size:8px;line-height:1.8;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);font-weight:400;margin:0;padding:18px 0}
.context-nav>a,.context-nav>nav>a{display:block;font-size:11px;line-height:1.8;padding:13px 0;border-top:1px solid var(--line);color:#91a9b7}
.context-nav a:hover,.context-nav a[aria-current=page]{color:var(--paper)}
.context-subnav{margin-top:20px;border-top:1px solid #ffffff35;padding-top:15px}
.context-subnav>p{font-size:7px;line-height:1.8;letter-spacing:.12em;color:var(--gold);margin-bottom:13px}
.context-subnav>a{font-size:10px;line-height:1.7;display:block;color:#8fa9b7;padding:9px 0;border-top:1px solid var(--line)}
.context-nav>.section-nav{display:block;margin:25px 0 0;padding:15px 0;border-bottom:0}
.context-nav .section-nav>p{font-size:7px;letter-spacing:.12em;color:var(--gold);margin-bottom:12px}
.section-nav button{display:block;background:none;text-align:left;font-size:9px;line-height:1.7;color:#8fa9b7;border:0;padding:8px 0;cursor:pointer;width:100%}
.section-nav button:hover{color:var(--gold)}
.technical-sections{margin-top:40px}
.technical-article .evidence-card .eyebrow{font-size:8px}
.vehicle-card{margin:35px 0 50px;padding:30px;background:#102833;border-top:1px solid #c1a56e;min-width:0}
.vehicle-card h2,.vehicle-card h3{font-size:28px;line-height:1.2;color:#e8eae5}
.vehicle-card p{font-size:14px;line-height:1.9;color:#a8beca}
.vehicle-card .vehicle-facts{margin-bottom:0}
.portrait-initials{width:100%;aspect-ratio:4/4.7;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1b3a46,#0a1d28);color:#b29a6b;font:80px/1 Georgia,serif;letter-spacing:-.06em;margin-bottom:24px}
.portrait-frame{position:relative;background:linear-gradient(135deg,#e8e9e2,#c6cec9);height:300px;display:flex;align-items:center;justify-content:center;margin-bottom:25px;overflow:hidden;border-top:1px solid #d7bd8c}
.portrait-frame img{width:auto!important;height:220px!important;max-width:80%;aspect-ratio:auto!important;object-fit:contain!important;object-position:center!important;filter:saturate(.6) contrast(1.025)!important}
.portrait-card:nth-child(2) .portrait-frame img{height:200px!important}
.portrait-frame>.portrait-initials{height:100%;width:100%;margin:0;aspect-ratio:auto}
.portrait-frame>span{position:absolute;bottom:14px;left:18px;font-size:7px;letter-spacing:.12em;color:#4c6267;background:#e4e7dfd9;padding:6px 9px}
.portrait-frame:has(.portrait-initials)>span{background:#183744;color:#9eb8c6}
.technical-article .portrait-card p{font-size:14px;line-height:1.85}
.evidence-list .evidence-card{display:grid!important;grid-template-columns:110px minmax(0,1fr);gap:30px;padding:30px 0!important}
.evidence-number{font-size:42px;line-height:1.2;letter-spacing:-.05em;color:#7d9baa;min-width:0;align-self:start}
.evidence-logo{display:block;width:100px;height:100px;object-fit:contain;background:#f1f0e9;padding:10px;border:1px solid #a4b8bb30}
.evidence-area{color:var(--gold);font-size:14px!important;line-height:1.6!important;margin:0 0 16px!important}
.evidence-card a[href^=https],.public-source{font-size:10px;line-height:1.8;color:#9db5c2;text-decoration:underline;text-underline-offset:4px}
.vehicle-status{font-size:10px;line-height:1.8;display:block;color:#c5ad80;border-top:1px solid var(--line);margin-top:18px;padding-top:13px}
.journal-opening{border-bottom:1px solid var(--line);padding-bottom:26px;margin-bottom:25px}
.journal-opening h2{font-size:39px;line-height:1.1;color:#e8eae3;margin-bottom:22px}
.journal-opening>p:not(.eyebrow){font-size:15px;line-height:1.85;max-width:700px}
.insight-filters{display:flex;gap:10px;flex-wrap:wrap;margin:30px 0}
.insight-filters button{font-size:10px;line-height:1.6;background:#ffffff04;color:#9db6c4;padding:11px 16px;border:1px solid #ffffff25}
.insight-filters button.active{background:var(--gold);color:#14252d;border-color:var(--gold)}
.technical-cta{margin-top:50px;padding:30px 0 0;border-top:1px solid #ffffff35}.technical-cta .eyebrow{font-size:8px}.technical-cta h2{font-size:34px;line-height:1.2;margin:0 0 22px;color:#e2e7e3}
/* Technical interior components: evidence, scope and reading hierarchy. */
.technical-section{margin:0 0 48px;padding-top:30px;border-top:1px solid var(--line);scroll-margin-top:125px}
.technical-section h2{font-size:clamp(27px,2.8vw,38px);line-height:1.18;letter-spacing:-.03em;margin-bottom:22px}
.technical-section h3{font-size:22px;line-height:1.3;letter-spacing:-.02em;margin-top:25px}
.technical-section p,.technical-section li{font-size:15px;line-height:1.9;color:#afc0ca}
.technical-section ul{padding-left:18px}.technical-section li{padding-left:6px;margin-bottom:10px}.technical-section li::marker{color:var(--gold)}
.deliverables{background:#122c37;border-left:2px solid var(--gold);padding:30px 32px;margin:35px 0}
.deliverables h2,.deliverables h3{font-size:27px;line-height:1.2;margin-bottom:18px}
.deliverables ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 26px}
.deliverables li{font-size:13px;line-height:1.8;padding:13px 0;border-top:1px solid #ffffff25;color:#bfd0d8}.deliverables li:before{content:'↳';color:var(--gold);margin-right:12px}
.technical-faq{margin:40px 0 50px}.technical-faq>h2{font-size:30px}
.technical-faq details{border-top:1px solid var(--line);padding:20px 0}.technical-faq details:last-child{border-bottom:1px solid var(--line)}
.technical-faq summary{font-size:16px;line-height:1.6;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:25px;color:#e0e6e6}.technical-faq summary:after{content:'＋';color:var(--gold);font-size:20px}.technical-faq details[open] summary:after{content:'−'}
.technical-faq details p{font-size:14px;line-height:1.9;color:#aebfca;margin:18px 0 0}
.vehicle-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin:30px 0 45px;border-top:1px solid #ffffff3a;border-bottom:1px solid #ffffff3a;background:#102833}
.vehicle-facts>div,.vehicle-facts>dl{padding:20px 24px;border-bottom:1px solid var(--line);margin:0;min-width:0}
.vehicle-facts dt,.vehicle-facts small{display:block;font-size:8px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold);margin:0 0 8px}
.vehicle-facts dd,.vehicle-facts strong{font-size:15px;line-height:1.7;color:#d1dde2;font-weight:400;margin:0;overflow-wrap:anywhere}
.vehicle-facts>div:nth-last-child(-n+2),.vehicle-facts>dl:nth-last-child(-n+2){border-bottom:0}
.leadership-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:50px 32px;margin:35px 0 55px}
.portrait-card{min-width:0}.portrait-card figure{margin:0 0 24px;background:#dfe2dd;overflow:hidden}.portrait-card img{width:100%;aspect-ratio:4/4.7;object-fit:cover;object-position:center top;filter:saturate(.7) contrast(1.03)}
.portrait-card h2,.portrait-card h3{font-size:27px;margin:0 0 8px;line-height:1.2;letter-spacing:-.025em}.portrait-card .role,.portrait-card .portrait-role{color:var(--gold);font-size:11px;line-height:1.6;margin:0 0 18px}.portrait-card p{font-size:14px;line-height:1.85;color:#b0c2ca}.portrait-card details summary{font-size:11px;color:var(--gold);cursor:pointer}
.evidence-list{margin:30px 0 50px;border-top:1px solid var(--line)}.evidence-list>article,.evidence-list>div,.evidence-list>a{display:block;border-bottom:1px solid var(--line);padding:26px 0}.evidence-list h2,.evidence-list h3{font-size:25px;line-height:1.25;margin-bottom:15px}.evidence-list p{font-size:14px;line-height:1.9;color:#b4c5cd}.evidence-list blockquote{border-left:2px solid var(--gold);margin:20px 0;padding:0 0 0 23px;font:24px/1.5 Georgia,serif;color:#e1e4df}.evidence-list cite{font:11px/1.8 Arial,sans-serif;color:#95acba}
.insight-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:35px;margin:35px 0}.insight-grid>a,.insight-grid>article{min-width:0}.insight-grid img{width:100%;aspect-ratio:1.5;object-fit:cover;margin-bottom:23px}.insight-grid h2,.insight-grid h3{font-size:27px;line-height:1.2}.insight-grid p{font-size:14px;line-height:1.8}
.section-nav{display:flex;flex-wrap:wrap;gap:6px 21px;border-top:1px solid #ffffff35;border-bottom:1px solid #ffffff35;padding:15px 0;margin:0 0 35px}.section-nav a{font-size:10px;color:#a6beca;padding:4px 0}.section-nav a:hover,.section-nav a[aria-current]{color:var(--gold)}
@media(min-width:1650px){.ed-container{padding-left:80px;padding-right:80px}.ed-intro-top h2{font-size:85px}}
@media(max-width:1160px){.header{height:78px}.header .brand{flex-basis:150px}.header .brand img{width:150px;max-height:56px}.header .menu-toggle{display:flex;align-items:center;gap:15px;background:none;padding:10px 0;font-size:12px;min-height:44px}.header .menu-toggle span{font-size:23px;color:var(--gold)}.header nav{position:absolute;top:77px;left:0;right:0;background:#0b1d28;display:none;padding:20px var(--gutter) 30px;box-shadow:0 20px 35px #0006;border-top:1px solid var(--line);max-height:calc(100svh - 78px);overflow:auto}.header nav.open{display:block}.header .nav-menu>summary{font-size:18px;padding:13px 0;border-bottom:1px solid var(--line);white-space:normal}.header .nav-menu>summary:after{float:right;font-size:13px;margin-top:5px}.header .nav-dropdown,.header .nav-menu:nth-last-child(-n+4) .nav-dropdown{position:static;min-width:0;max-width:none;border-top:0;padding:0 0 12px 20px;box-shadow:none;background:none}.header nav>a{display:block;font-size:18px!important;padding:13px 0!important;border-bottom:1px solid var(--line)}.header nav>a:after{display:none}.header .portal-button{border-left:0;padding:22px 0 0!important;display:block;text-align:left;font-size:12px}.technical-layout{grid-template-columns:180px minmax(0,1fr);gap:38px}.context-nav{top:108px}.technical-article>p{font-size:15px}}
@media(max-width:1200px){.ed-intro-top,.ed-intro-bottom{grid-template-columns:.8fr 2.3fr;gap:35px}.ed-intro-aside{display:none}.ed-discipline-layout{gap:35px;grid-template-columns:minmax(190px,.8fr) minmax(0,2.3fr)}.ed-discipline-panel{gap:25px}.ed-discipline-media{min-height:465px}.ed-discipline-copy h3{font-size:30px}.ed-handoff-layout{gap:65px}.ed-evidence-layout{gap:50px}.ed-evidence-photo{min-height:560px}.ed-journal-layout{gap:30px}.ed-article-2,.ed-article-3{grid-template-columns:1fr}.ed-article-2 .ed-article-photo,.ed-article-3 .ed-article-photo{aspect-ratio:1.8}.ed-article-2 .ed-article-copy>p:not(.eyebrow),.ed-article-3 .ed-article-copy>p:not(.eyebrow){display:none}.ed-article-2 h3,.ed-article-3 h3{font-size:24px}.ed-people-layout{gap:65px}.ed-people-art{padding-left:40px}}
@media(max-width:900px){.ed-intro,.ed-capabilities,.ed-handoff,.ed-evidence,.ed-procurement,.ed-journal{padding-top:75px;padding-bottom:75px}.ed-intro-top,.ed-intro-bottom{grid-template-columns:1fr;gap:20px}.ed-intro-top h2{font-size:clamp(43px,7vw,66px)}.ed-intro-top>.eyebrow{padding:0}.ed-intro-bottom{margin-top:35px}.ed-intro-stamp{display:none}.ed-intro-copy{margin-left:13%;max-width:660px}.ed-section-head{gap:25px;align-items:start}.ed-home h2{font-size:clamp(37px,5.8vw,55px)}.ed-discipline-layout{grid-template-columns:1fr;gap:30px}.ed-discipline-tabs{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border-bottom:1px solid #ffffff35;gap:15px}.ed-discipline-tabs>button{grid-template-columns:1fr;gap:13px;border-bottom:0;padding:19px 0;font-size:11px;align-content:start}.ed-tab-arrow,.ed-disciplines-note{display:none}.ed-discipline-panel{grid-template-columns:1.1fr 1fr;gap:35px}.ed-discipline-media{min-height:480px}.ed-discipline-copy h3{font-size:34px}.ed-handoff-layout{grid-template-columns:1fr;gap:40px}.ed-handoff-heading{display:grid;grid-template-columns:1fr 1fr;gap:0 35px}.ed-handoff-heading>.eyebrow{grid-column:1/-1}.ed-handoff-heading>h2{margin-bottom:0}.ed-handoff-heading>p:not(.eyebrow){align-self:end;max-width:none}.ed-method-signature{display:none}.ed-method-panel{min-height:310px}.ed-method-panel>p:not(.eyebrow){max-width:620px}.ed-evidence-layout{grid-template-columns:1fr 1fr;gap:35px}.ed-evidence-photo{min-height:570px}.ed-cert-list strong{font-size:18px}.ed-cert-list span{font-size:7px}.ed-cert-list>a{grid-template-columns:1fr 1fr 12px;gap:6px}.ed-vehicle-lines>a{grid-template-columns:30px 1fr 1fr 20px;gap:20px}.ed-vehicle-lines h3{font-size:25px}.ed-vehicle-scope{font-size:11px}.ed-people-layout{gap:40px;grid-template-columns:1.5fr 1fr}.ed-people-art{padding-left:30px}.ed-people h2{font-size:40px}.ed-people-links{flex-direction:column;align-items:start;gap:10px}.ed-people-art>div>p{font-size:17px}.technical-section h2{font-size:30px}}
@media(max-width:760px){.technical-layout{grid-template-columns:1fr;gap:30px;padding-top:30px;padding-bottom:60px}.context-nav{position:static;display:flex;flex-wrap:wrap;gap:0 20px;padding:12px 0;border-bottom:1px solid #ffffff3a}.context-nav>p,.context-nav>h2,.context-nav>span{width:100%;padding:0 0 10px;font-size:7px}.context-nav>a,.context-nav>nav>a{font-size:10px;padding:6px 0;border:0}.context-nav>nav{display:flex;flex-wrap:wrap;gap:0 20px}.technical-article>p{font-size:14px;line-height:1.9}.technical-article>.lead,.technical-article>.article-lead{font-size:19px}}
@media(max-width:760px){.context-nav>.context-subnav{display:none}.context-nav>.section-nav{display:flex;flex-wrap:nowrap;gap:0 20px;width:100%;max-width:100%;overflow-x:auto;padding:12px 0 3px;margin:3px 0 0;border-top:1px solid var(--line);scrollbar-width:thin}.context-nav>.section-nav>p{flex:0 0 65px;line-height:1.7;margin:0;padding:8px 0;font-size:6px}.context-nav>.section-nav>button{flex:0 0 135px;width:135px;max-width:135px;font-size:9px;line-height:1.7;align-self:start}}
@media(max-width:840px){#footer-links{grid-template-columns:repeat(2,minmax(0,1fr))}.header .nav-search{border-left:0;margin-top:16px;padding-left:0;text-align:left}}
@media(max-width:650px){.ed-intro,.ed-capabilities,.ed-handoff,.ed-evidence,.ed-procurement,.ed-journal{padding-top:60px;padding-bottom:60px}.ed-home .eyebrow{font-size:8px}.ed-intro:before{height:27px}.ed-intro-top h2{font-size:46px;line-height:1.05}.ed-intro-copy{margin-left:0}.ed-intro-copy>p{font-size:15px;line-height:1.85}.ed-intro-bottom{margin-top:28px}.ed-home h2{font-size:36px;line-height:1.12}.ed-section-head{flex-direction:column;gap:22px;margin-bottom:30px}.ed-section-head .eyebrow{margin-bottom:18px}.ed-section-head>.ed-link{margin:0}.ed-head-copy{font-size:13px;max-width:none}.ed-discipline-tabs{gap:13px;grid-template-columns:repeat(5,115px);overflow:auto;scrollbar-width:thin;padding-bottom:5px}.ed-discipline-tabs>button{font-size:11px;min-height:95px}.ed-discipline-panel{grid-template-columns:1fr;gap:25px}.ed-discipline-media{min-height:360px}.ed-discipline-index{font-size:85px}.ed-discipline-copy{padding-top:0}.ed-discipline-copy h3{font-size:33px;max-width:400px}.ed-discipline-copy ul{margin-top:22px}.ed-handoff-heading{grid-template-columns:1fr;gap:0}.ed-handoff-heading>p:not(.eyebrow){font-size:14px;margin-top:23px}.ed-handoff-layout{gap:22px}.ed-method-tabs{gap:12px}.ed-method-tabs button{font-size:9px;line-height:1.6;padding-bottom:18px}.ed-method-tabs button>span:first-child{font-size:10px}.ed-method-panel{padding-top:28px;min-height:0}.ed-method-panel h3{font-size:29px}.ed-method-panel>p:not(.eyebrow){font-size:14px}.ed-phase-number{font-size:110px;top:20px}.ed-phase-note{font-size:6px;line-height:1.8;display:block}.ed-evidence-layout{grid-template-columns:1fr;gap:38px}.ed-evidence-photo{min-height:420px}.ed-evidence-copy>p:not(.eyebrow){max-width:none}.ed-cert-list strong{font-size:21px}.ed-cert-list span{font-size:8px}.ed-cert-list>a{grid-template-columns:1.1fr 1fr 17px;gap:12px;padding:20px 0}.ed-evidence-copy h2{font-size:37px}.ed-vehicle-lines>a{grid-template-columns:27px 1fr 20px;gap:12px;padding:23px 0}.ed-vehicle-lines h3{font-size:25px}.ed-vehicle-scope{grid-column:2;grid-row:2;max-height:none;font-size:11px}.ed-vehicle-arrow{grid-column:3;grid-row:1/3;font-size:24px}.ed-procurement-bottom{flex-direction:column;align-items:start;gap:20px}.ed-procurement-bottom>span{font-size:10px}.ed-procurement-plain{flex-direction:column;align-items:start;gap:28px}.ed-procurement-plain h3{font-size:27px}.ed-history{padding:30px 0}.ed-history .ed-container>div{gap:10px 25px}.ed-history .ed-container>div>span{font-size:12px}.ed-journal-layout{grid-template-columns:1fr;gap:38px}.ed-article-1{grid-row:auto}.ed-article-1 .ed-article-photo{aspect-ratio:1.4}.ed-article-copy{padding-top:21px}.ed-article-copy h3{font-size:32px;max-width:100%}.ed-article-copy>p:not(.eyebrow){font-size:13px}.ed-article-2,.ed-article-3{grid-template-columns:.85fr 1.2fr;gap:20px;padding-top:23px}.ed-article-2 .ed-article-photo,.ed-article-3 .ed-article-photo{aspect-ratio:.85}.ed-article-2 h3,.ed-article-3 h3{font-size:24px}.ed-article-2 .ed-article-photo>span,.ed-article-3 .ed-article-photo>span{font-size:6px;left:10px;bottom:12px}.ed-read{font-size:10px}.ed-article-2 .ed-read,.ed-article-3 .ed-read{font-size:9px}.ed-people{padding:60px 0}.ed-people-layout{grid-template-columns:1fr;gap:40px}.ed-people h2{font-size:36px}.ed-people-layout>div:first-child>p:not(.eyebrow){font-size:14px}.ed-people-art{border:0;border-top:1px solid #ffffff30;padding:35px 0 0;max-width:410px}.ed-people-art>img{aspect-ratio:1.1}.ed-people-wordmark{font-size:135px}.ed-people-wordmark>span{font-size:8px!important;display:inline-block;margin:0 0 0 35px;letter-spacing:.1em!important}.ed-contact-band{padding:60px 0 65px}.ed-contact-band a{font-size:44px;gap:22px}.ed-contact-band b{font-size:37px}.technical-section{margin-bottom:35px;padding-top:25px}.technical-section h2{font-size:28px}.technical-section p,.technical-section li{font-size:14px;line-height:1.9}.deliverables{padding:25px 22px}.deliverables ul{grid-template-columns:1fr}.deliverables h2,.deliverables h3{font-size:25px}.vehicle-facts{grid-template-columns:1fr}.vehicle-facts>div,.vehicle-facts>dl{padding:19px 22px;border-bottom:1px solid var(--line)!important}.vehicle-facts>div:last-child,.vehicle-facts>dl:last-child{border-bottom:0!important}.leadership-grid{grid-template-columns:1fr;gap:40px}.portrait-card figure{max-width:430px}.portrait-card h2,.portrait-card h3{font-size:26px}.insight-grid{grid-template-columns:1fr;gap:35px}.section-nav{gap:4px 17px;margin-bottom:28px}.section-nav a{font-size:9px}.technical-faq summary{font-size:15px}.technical-faq details p{font-size:13px}}
@media(max-width:360px){.ed-intro-top h2{font-size:40px}.ed-home h2{font-size:32px}.ed-discipline-media{min-height:310px}.ed-discipline-copy h3{font-size:29px}.ed-article-2,.ed-article-3{grid-template-columns:1fr}.ed-article-2 .ed-article-photo,.ed-article-3 .ed-article-photo{aspect-ratio:1.6}.ed-contact-band a{font-size:37px}.ed-contact-band b{font-size:29px}.ed-people-wordmark{font-size:105px}.ed-people-wordmark>span{margin-left:22px}}
/* Final reading details for the integrated technical, procurement and careers views. */
.technical-section{display:grid;grid-template-columns:35px minmax(0,1fr);gap:22px}
.technical-section-index{font-size:9px;letter-spacing:.08em;color:var(--gold);padding-top:9px}
.expertise-points{list-style:none;padding:0;margin:30px 0 45px;border-top:1px solid var(--line)}
.expertise-points>li{font-size:14px;line-height:1.85;padding:15px 0;border-bottom:1px solid var(--line);color:#bdcdd4}.expertise-points>li:before{content:'↳';color:var(--gold);margin-right:14px}
.technical-interfaces{background:#102630;border-top:1px solid #486574;padding:28px 30px;margin:35px 0}
.technical-interfaces h2{font-size:27px;line-height:1.2;margin-bottom:20px}.technical-interfaces ul{list-style:none;padding:0;margin:0}.technical-interfaces li{font-size:13px;line-height:1.85;padding:10px 0;border-top:1px solid var(--line)}
.further-reading{padding:25px 0 0;border-top:1px solid var(--line);margin-top:35px}.further-reading h2{font-size:23px!important;line-height:1.2}.further-reading a{font-size:11px;line-height:1.8;text-decoration:underline;text-underline-offset:4px;color:#9cb7c5;overflow-wrap:anywhere}.further-reading li{margin:12px 0}
.article-byline{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #ffffff35;border-bottom:1px solid #ffffff35;padding:15px 0;margin-bottom:30px;color:var(--gold);font-size:9px;letter-spacing:.04em}
.longform-article>.technical-section{margin-top:30px}
.insight-card{display:block;border-top:1px solid var(--line);padding-top:22px}
.insight-photo{position:relative;overflow:hidden;margin-bottom:24px}.insight-photo img{margin:0;width:100%;aspect-ratio:1.5;object-fit:cover;transition:transform .5s}.insight-card:hover img{transform:scale(1.025)}
.insight-meta{font-size:8px;letter-spacing:.1em;color:var(--gold);text-transform:uppercase;display:flex;justify-content:space-between;gap:15px;margin:0 0 15px}
.insight-card h2,.insight-card h3{font-size:28px;line-height:1.16;letter-spacing:-.03em;margin:0 0 18px}.insight-card p{font-size:13px;line-height:1.85;color:#acbfca}
.capability-index{border-top:1px solid #ffffff35}
.capability-index>a{display:grid;grid-template-columns:35px minmax(0,1fr) 25px;gap:25px;padding:32px 0;border-bottom:1px solid var(--line)}
.capability-index>a>span{font-size:9px;letter-spacing:.08em;color:var(--gold);padding-top:6px}.capability-index h2{font-size:32px;line-height:1.16;margin-bottom:17px;color:#e1e8e6}.capability-index p{font-size:14px;line-height:1.9;color:#a5bdca}.capability-index ul{padding:0;list-style:none;margin:20px 0 0}.capability-index li{font-size:11px;line-height:1.8;color:#91acbc}.capability-index li:before{content:'↳';color:var(--gold);margin-right:12px}.capability-index>a>b{font-weight:400;color:var(--gold);font-size:25px;padding-top:5px}
.vehicle-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:25px}.vehicle-grid .vehicle-card{margin:0}.vehicle-card h3>span{float:right;color:var(--gold);font-size:23px;margin-left:15px}
.vehicle-scope{list-style:none;padding:0;margin:30px 0}.vehicle-scope li{font-size:14px;line-height:1.9;padding:14px 0;border-bottom:1px solid var(--line)}.vehicle-scope li:before{content:'＋';color:var(--gold);margin-right:15px}
.vehicle-reference{margin:25px 0 40px;padding-top:20px;border-top:1px solid #ffffff35;display:flex;flex-wrap:wrap;gap:10px 24px}.vehicle-reference a,.source-link{font-size:10px;line-height:1.8;color:#9cb8c7;text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}
.acquisition-note,.record-note{font-size:11px!important;line-height:1.9!important;color:#8ea6b3!important;margin:25px 0}
.recognition-intro{padding-bottom:25px;margin-bottom:35px;border-bottom:1px solid var(--line)}.recognition-intro h2{font-size:36px;line-height:1.15;color:#e3e7e2}.recognition-intro p{font-size:15px;line-height:1.9;color:#a7bdc9}
.recognition-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;margin:35px 0}
.recognition-grid>article,.recognition-grid>a{padding:27px;background:#102833;border-top:1px solid #b69c6c}.recognition-grid h2,.recognition-grid h3{font-size:25px;line-height:1.2;color:#dfe7e6}.recognition-grid p{font-size:13px;line-height:1.9;color:#a4bdca}
.careers-opening{padding:35px;background:#eeeae0;color:#122e39;margin-bottom:35px;border-top:2px solid #b69c6c}.careers-opening .eyebrow{color:#8d6d3b}.careers-opening h2{font-size:38px;line-height:1.1;color:#122e39}.careers-opening p{font-size:15px;line-height:1.85;color:#4d676e}.careers-opening .button{background:#15313d;color:#f1eee5;border-color:#15313d;margin-top:15px}
.career-disciplines,.career-process{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:25px;margin:35px 0}.career-disciplines>div,.career-disciplines>article,.career-process>div,.career-process>article{padding:25px;background:#102833;border-top:1px solid #ffffff35}.career-disciplines h3,.career-process h3{font-size:23px;line-height:1.2}.career-disciplines p,.career-process p{font-size:13px;line-height:1.85;color:#a4bdca}
.captcha-label{display:block;font-size:10px;line-height:1.8;color:var(--gold);letter-spacing:.06em;margin-bottom:13px}.turnstile-block{margin:25px 0;border-top:1px solid var(--line);padding:22px 0}.captcha-status{font-size:11px!important;line-height:1.8;color:#9eb6c3!important;margin-top:12px}.captcha-retry{background:none;font-size:11px;padding:0 0 5px;color:var(--gold);border-bottom:1px solid #7e6a44;margin-top:10px}
@media(max-width:650px){.technical-section{grid-template-columns:1fr;gap:10px}.technical-section-index{padding:0}.vehicle-grid,.recognition-grid,.career-disciplines,.career-process{grid-template-columns:1fr}.vehicle-card{padding:25px}.vehicle-card h2,.vehicle-card h3{font-size:26px}.careers-opening{padding:26px}.careers-opening h2{font-size:32px}.capability-index>a{grid-template-columns:25px minmax(0,1fr) 20px;gap:15px;padding:27px 0}.capability-index h2{font-size:27px}.capability-index p{font-size:13px}.recognition-grid>article,.recognition-grid>a{padding:24px}.technical-interfaces{padding:25px}.ed-people-art>img{height:300px;aspect-ratio:auto;padding:45px}}
@media(prefers-reduced-motion:reduce){.ed-home *,.ed-home *:before,.ed-home *:after{animation:none!important;transition:none!important}}
