:root{--navy:#102b41;--ink:#0b2438;--orange:#ff7548;--pale:#edf3f7;--line:#ccdae4;--cyan:#62dff4}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#f9fbfd;font-family:Arial,Helvetica,sans-serif;line-height:1.55}.shell{width:min(1140px,calc(100% - 48px));margin:auto}.site-header{position:sticky;top:0;z-index:20;background:#f9fbfdf2;border-bottom:1px solid #d5e1e9;backdrop-filter:blur(12px)}.nav{height:76px;display:flex;align-items:center;gap:35px}.logo{margin-right:auto;color:var(--ink);font-size:24px;font-weight:900;letter-spacing:-1.5px;text-decoration:none}.logo span,.eyebrow{color:var(--orange)}.nav nav{display:flex;gap:26px}.nav nav a{color:var(--ink);text-decoration:none;font-size:14px;font-weight:700}.nav nav a.active{color:var(--orange)}.button{display:inline-flex;padding:13px 20px;border-radius:30px;background:var(--orange);color:var(--ink);font-weight:800;text-decoration:none}.button.small{padding:11px 18px;font-size:13px}.knowledge-hero,.listing-hero{padding:90px 0 72px;background:var(--pale)}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}.eyebrow{text-transform:uppercase;font-size:11px;font-weight:900;letter-spacing:2px}h1{font-size:clamp(44px,6vw,78px);line-height:.98;letter-spacing:-4px;margin:18px 0 26px}h2{line-height:1.13;letter-spacing:-1px}.lead{font-size:19px;color:#506b7b;max-width:780px}.blueprint{height:330px;border:1px solid #bfd2df;border-radius:18px;position:relative;overflow:hidden;background-color:#dce9f1;background-image:linear-gradient(#bdd0dc55 1px,transparent 1px),linear-gradient(90deg,#bdd0dc55 1px,transparent 1px);background-size:28px 28px}.blueprint span{position:absolute;left:24px;top:22px;font:10px monospace;color:#496c80}.blueprint i{position:absolute;inset:75px;background:linear-gradient(135deg,transparent 48%,#ff7548 49%,#ff7548 51%,transparent 52%);border:2px solid #173b52;transform:rotate(8deg)}.blueprint b{position:absolute;right:48px;bottom:35px;font:50px monospace;color:#173b52}.section-tabs{background:#0b2235;color:#fff}.section-tabs .shell{display:grid;grid-template-columns:repeat(3,1fr)}.section-tabs a{padding:26px 30px;border-right:1px solid #385268;color:#fff;text-decoration:none}.section-tabs a:first-child{border-left:1px solid #385268}.section-tabs strong,.section-tabs span{display:block}.section-tabs span{font-size:12px;color:#b7cad7;margin-top:5px}.listing{padding:70px 0 100px}.section-heading{margin-bottom:28px}.section-heading h2{font-size:42px;margin:9px 0}.section-heading.compact{display:flex;align-items:end;justify-content:space-between;margin-top:65px}.section-heading a{color:var(--ink);font-weight:800}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.content-card{display:flex;flex-direction:column;min-height:295px;padding:28px;border:1px solid #d5e1e9;border-radius:15px;background:#fff;color:var(--ink);text-decoration:none;transition:.2s}.content-card:hover{transform:translateY(-4px);box-shadow:0 18px 42px #19394e18}.content-card>span{font-size:10px;letter-spacing:1.4px;color:#d65f3e;font-weight:900;text-transform:uppercase}.content-card h2{font-size:23px;margin:21px 0 12px}.content-card p{color:#587080;font-size:14px}.content-card b{margin-top:auto;font-size:12px}.dictionary-grid{grid-template-columns:repeat(4,1fr)}.dictionary-grid .content-card{min-height:220px}.dictionary-grid .content-card h2{font-size:20px}.dictionary-grid .content-card p{font-size:13px}.dictionary-callout{display:flex;align-items:center;justify-content:space-between;gap:35px;margin-top:65px;padding:42px;border-radius:18px;background:#0b2235;color:#fff}.dictionary-callout h2{font-size:38px;margin:8px 0}.dictionary-callout p{color:#b8cbd7}.search{display:block;margin-top:36px;max-width:620px}.search span{display:block;font-size:12px;font-weight:800;margin-bottom:8px}.search input{width:100%;padding:16px 18px;border:1px solid #bcd0dc;border-radius:9px;background:#fff;font:inherit}.breadcrumbs{display:flex;gap:9px;flex-wrap:wrap;font-size:12px;color:#708797;margin-bottom:45px}.breadcrumbs a{color:inherit}.content-page{padding:55px 0 100px}.article-shell{max-width:920px}.article-head{padding:35px 0 42px;border-bottom:1px solid var(--line)}.article-head h1{font-size:clamp(42px,6vw,68px)}.article-body{max-width:760px;margin:50px auto}.article-body h2{font-size:30px;margin:48px 0 15px}.article-body p,.article-body li{font-size:17px;color:#38576a}.article-body li{margin:7px 0}.checklist{padding:20px 22px;border-left:4px solid var(--orange);background:#edf3f7}.content-image{margin:48px 0}.content-image img{display:block;width:100%;max-height:720px;object-fit:contain;background:#eaf1f5;border-radius:14px}.content-image figcaption{font-size:12px;color:#6a8291;margin-top:10px}.sources{max-width:760px;margin:48px auto 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:15px 0}.sources summary{font-weight:800;cursor:pointer}.sources a{color:#1c648c}.related{max-width:760px;margin:58px auto}.related>div{display:grid;gap:9px}.related a{display:flex;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--line);color:var(--ink);font-weight:800;text-decoration:none}.article-cta{display:flex;align-items:center;justify-content:space-between;gap:30px;margin-top:70px;padding:32px;border-radius:15px;background:#0b2235;color:#fff}.article-cta p{margin:0;font-size:17px}.footer-inner{min-height:100px;display:flex;align-items:center;justify-content:space-between;gap:30px}footer{background:#071827;color:#fff}footer .logo{color:#fff;margin:0}footer a{color:inherit}.no-results{padding:30px;background:#edf3f7;border-radius:12px}@media(max-width:900px){.hero-grid{grid-template-columns:1fr}.blueprint{height:230px}.card-grid,.dictionary-grid{grid-template-columns:1fr 1fr}.nav nav{display:none}}@media(max-width:620px){.shell{width:min(100% - 30px,1140px)}.nav .button{display:none}h1{letter-spacing:-2px}.knowledge-hero,.listing-hero{padding:60px 0 48px}.section-tabs .shell{grid-template-columns:1fr}.section-tabs a{border-left:1px solid #385268}.card-grid,.dictionary-grid{grid-template-columns:1fr}.content-card{min-height:0}.section-heading.compact,.dictionary-callout,.article-cta,.footer-inner{align-items:flex-start;flex-direction:column}.article-body p,.article-body li{font-size:16px}}/* Services */.services-hero{padding:90px 0;background:#edf3f7}.services-hero-grid{display:grid;grid-template-columns:1fr .85fr;gap:75px;align-items:end}.service-index{border-top:1px solid #bcd0dc}.service-index a{display:grid;grid-template-columns:42px 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img{display:block;width:100%;height:100%;object-fit:contain}.photogrammetry{padding:90px 0;background:#0b2235;color:#fff}.photo-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px}.photogrammetry h2{font-size:clamp(38px,5vw,60px);margin:15px 0 25px}.photogrammetry p{color:#b9ccd8}.photogrammetry a{color:#fff}.photo-flow{list-style:none;margin:0;padding:0;border-top:1px solid #385268}.photo-flow li{display:grid;grid-template-columns:45px 1fr;gap:4px 15px;padding:22px 0;border-bottom:1px solid #385268}.photo-flow span{grid-row:1/3;color:#72def1;font:10px monospace}.photo-flow strong{font-size:18px}.photo-flow p{margin:0;font-size:13px}.service-cta{padding:70px 0;background:#ff7548}.service-cta .shell{display:flex;align-items:center;justify-content:space-between;gap:45px}.service-cta h2{font-size:clamp(32px,4vw,48px);max-width:760px;margin:10px 0}.service-cta p{max-width:700px}.service-cta .button{background:#102b41;color:#fff;white-space:nowrap}@media(max-width:900px){.services-hero-grid,.service-card,.photo-grid{grid-template-columns:1fr}.service-card:nth-child(even) .service-copy{order:0}.service-card figure{min-height:320px}}@media(max-width:620px){.services-hero{padding:60px 0}.service-copy{padding:28px}.service-card figure{min-height:230px}.service-cta .shell{align-items:flex-start;flex-direction:column}}/* About */.about-hero{padding:72px 0;background:#edf3f7}.about-hero-grid{display:grid;grid-template-columns:1.05fr .75fr;gap:70px;align-items:center}.about-hero figure{height:520px;margin:0;border-radius:18px;overflow:hidden;background:#dfe9ef}.about-hero img{width:100%;height:100%;object-fit:cover}.about-position{padding:90px 0}.position-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:80px}.position-grid h2,.expert-chain h2{font-size:clamp(38px,5vw,60px);margin:13px 0 24px}.position-grid>div:first-child>p:last-child{color:#526d7d}.credentials{border-top:1px solid #cad9e3}.credentials article{display:grid;grid-template-columns:42px 1fr;gap:4px 15px;padding:22px 0;border-bottom:1px solid #cad9e3}.credentials span{grid-row:1/3;color:#dc6240;font:10px monospace}.credentials h3,.credentials p{margin:0}.credentials p{color:#597383;font-size:14px}.expert-chain{padding:90px 0;background:#0b2235;color:#fff}.expert-chain header{max-width:800px}.expert-chain header>p:last-child,.expert-chain li p,.expert-chain aside p{color:#b9ccd8}.expert-chain ol{list-style:none;margin:55px 0 40px;padding:0;display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid #385268;border-bottom:1px solid #385268}.expert-chain li{padding:25px 20px;border-right:1px solid #385268}.expert-chain li:first-child{border-left:1px solid #385268}.expert-chain li>span{color:#6fe0f3;font:10px monospace}.expert-chain li h3{font-size:17px;margin:18px 0 10px}.expert-chain li p{font-size:13px}.expert-chain aside{max-width:800px;padding:22px;border-left:3px solid #ff7548;background:#102d43}.expert-chain aside p{margin:7px 0 0}.about-principles{padding:90px 0}.principles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.principles-grid article{padding:30px;border:1px solid #d5e1e9;border-radius:14px;background:#fff}.principles-grid span{color:#dc6240;font:10px monospace}.principles-grid h3{font-size:22px;margin:24px 0 10px}.principles-grid p{color:#597383}@media(max-width:900px){.about-hero-grid,.position-grid{grid-template-columns:1fr}.about-hero figure{height:400px}.expert-chain ol{grid-template-columns:1fr 1fr}.expert-chain li{border-left:1px solid #385268;border-bottom:1px solid #385268}.principles-grid{grid-template-columns:1fr}}@media(max-width:620px){.about-hero{padding:55px 0}.about-hero figure{height:320px}.expert-chain ol{grid-template-columns:1fr}}