:root{--navy:#192139;--blue:#1d62ab;--red:#e71938;--muted:#637080;--line:#dce1e7}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:130px}body{margin:0;color:var(--navy);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.65}a{color:inherit;text-decoration:none}a:focus-visible,summary:focus-visible{outline:3px solid #388fde;outline-offset:6px}header{height:124px;padding:12px 5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:#fff}.brand img{display:block;width:126px;height:96px;object-fit:contain}nav{display:flex;align-items:center;gap:38px;font-size:15px}nav a:hover{color:var(--blue)}.nav-contact{border:1px solid var(--navy);padding:10px 19px}.nav-contact span{margin-left:28px}.hero{background:var(--navy);color:#fff;display:grid;grid-template-columns:1.02fr 1fr;min-height:620px}.hero-copy{padding:66px 7% 58px 10%}.eyebrow{font-size:12px;letter-spacing:2px;font-weight:bold;margin:0 0 30px}.hero .eyebrow{color:#c8d2e2;display:flex;align-items:center;gap:12px}.eyebrow span{display:inline-block;width:22px;height:2px;background:var(--red)}h1{font-size:clamp(38px,4.25vw,70px);font-weight:500;line-height:1.12;letter-spacing:-2.5px;margin:0 0 48px}h1 em{font-style:normal;color:#84b8ee}h2{font-weight:500;font-size:clamp(32px,3.1vw,48px);line-height:1.17;letter-spacing:-1.4px;margin:0}h3{font-size:21px;line-height:1.35;font-weight:500;letter-spacing:-.4px}.hero-bottom{display:flex;justify-content:space-between;gap:20px;align-items:end}.hero-bottom p{margin:0;color:#ced4df;font-size:17px}.button{display:flex;align-items:center;gap:30px;padding:13px 18px;border:1px solid #8290a3;font-size:14px;white-space:nowrap}.button:hover{background:#fff;color:var(--navy)}.hero-image{position:relative;min-width:0;overflow:hidden}.hero-image>img{width:100%;height:100%;position:absolute;object-fit:cover;object-position:53% center}.image-caption{position:absolute;bottom:47px;left:28px;right:28px;background:#ffffffed;color:var(--navy);padding:20px 24px;display:grid;grid-template-columns:1fr 30px}.image-caption span{font-size:11px;letter-spacing:1.8px}.image-caption strong{font-size:17px;font-weight:500}.image-caption a{grid-column:2;grid-row:1/3;align-self:center;font-size:27px}.hero-image small{position:absolute;bottom:14px;right:28px;font-size:11px;color:#fff;text-shadow:0 1px 5px #000}.disciplines{padding:24px 5%;display:flex;gap:32px;border-bottom:1px solid var(--line);font-size:14px}.disciplines>span+span{border-left:1px solid var(--line);padding-left:32px}.disciplines a{margin-left:auto;color:var(--blue)}.section{padding:95px 6%;scroll-margin-top:20px}.section-heading{display:grid;grid-template-columns:1fr 2fr;gap:35px;margin-bottom:55px}.section-heading .eyebrow{color:var(--blue);margin-top:10px}.services{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}.services article{border-top:1px solid var(--navy);padding-top:22px}.number{color:var(--blue);font-size:13px}.services h3{min-height:58px;margin:24px 0 18px}.services p{color:var(--muted);font-size:16px}.about{display:grid;grid-template-columns:1fr 2fr;gap:35px;background:#f0f3f6}.about>.eyebrow{color:var(--blue);padding-top:10px}.about>div>p{max-width:780px;color:var(--muted)}.about .lead{font-size:23px;line-height:1.5;color:var(--navy);margin-top:32px}.principles{display:grid;grid-template-columns:1fr 1fr;gap:35px;margin-top:34px;border-top:1px solid #cad2dc;padding-top:12px}.principles h3{font-size:19px}.principles p{color:var(--muted);font-size:16px}.reference-intro{max-width:760px;margin:0 0 38px auto;color:var(--muted)}details{border-top:1px solid var(--line)}details:last-child{border-bottom:1px solid var(--line)}summary{cursor:pointer;padding:25px 0;display:flex;align-items:center;justify-content:space-between;font-size:23px;list-style:none}summary::-webkit-details-marker{display:none}summary:after{content:'+';font-size:28px;color:var(--blue)}details[open]>summary:after{content:'−'}.projects{display:grid;grid-template-columns:1fr 1fr;gap:0 40px;padding-bottom:28px}.project{padding:22px 0;border-top:1px solid #e8ebef}.project h3{margin:0 0 10px}.project p{margin:5px 0;color:var(--muted);font-size:15px}.project .place{font-size:12px;letter-spacing:1px;color:var(--blue);text-transform:uppercase}.contact{background:var(--navy);color:#fff}.contact .eyebrow{color:#9ab7db}.contact-top{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:end}.contact-top p{color:#c5cddb}.email{font-size:clamp(21px,2.4vw,36px);border-bottom:1px solid #6e7b92;padding-bottom:10px;display:inline-block}.phone{display:block;font-size:20px;margin-top:17px}.locations{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:75px;padding-top:35px;border-top:1px solid #465066}address{font-style:normal;color:#c5cddb;font-size:15px}address span{font-size:11px;letter-spacing:1.7px}address h3{color:#fff;font-size:25px;margin:10px 0 18px}footer{display:flex;justify-content:space-between;gap:22px;padding:25px 6%;font-size:12px;color:var(--muted)}.skip{position:absolute;top:-100px}.skip:focus{top:5px;background:#fff;padding:10px;z-index:10}@media(min-width:1600px){.hero{min-height:720px}}@media(max-width:1050px){.hero-copy{padding:48px 7%}.hero-bottom{display:block}.button{display:inline-flex;margin-top:25px}.services{grid-template-columns:1fr 1fr}.disciplines{gap:20px}.disciplines>span+span{padding-left:20px}.disciplines a{display:none}}@media(max-width:700px){header{height:auto;min-height:100px;padding:12px 6%;gap:14px}.brand img{width:98px;height:76px}nav{gap:12px;flex-wrap:wrap;justify-content:flex-end;max-width:245px;font-size:13px}.nav-contact{padding:4px 9px}.nav-contact span{margin-left:8px}.hero{grid-template-columns:1fr}.hero-copy{padding:42px 6%}h1{font-size:44px;letter-spacing:-1.8px;margin-bottom:30px}.eyebrow{font-size:10px;letter-spacing:1.5px}.hero-bottom{display:flex;align-items:center}.hero-bottom p{font-size:15px}.button{margin:0;gap:13px;padding:12px;font-size:12px}.hero-image{height:420px}.image-caption{left:20px;right:20px;padding:17px}.image-caption strong{font-size:15px}.disciplines{padding:19px 6%;gap:10px;font-size:11px}.disciplines>span+span{padding-left:10px}.section{padding:60px 6%}.section-heading,.about{grid-template-columns:1fr;gap:0}.section-heading{margin-bottom:35px}.services{gap:22px}.services h3{font-size:19px;min-height:54px}.services p{font-size:15px}.principles{grid-template-columns:1fr;gap:0}.projects{grid-template-columns:1fr}.contact-top{grid-template-columns:1fr;gap:30px}.locations{grid-template-columns:1fr;gap:30px;margin-top:45px}.locations address{border-bottom:1px solid #465066;padding-bottom:22px}summary{font-size:20px}footer{flex-direction:column;gap:8px}.about .lead{font-size:21px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.legal-links{display:flex;gap:24px;flex-wrap:wrap}.legal-links a:hover{text-decoration:underline}.legal-page{max-width:1000px;margin:auto;padding:50px 6% 90px}.back-link{display:inline-block;margin-bottom:45px;color:var(--blue);font-size:14px}.legal-page>.eyebrow{color:var(--blue);margin-bottom:16px}.legal-page h1{font-size:clamp(32px,5.5vw,64px);overflow-wrap:anywhere;margin:0 0 16px;letter-spacing:-1.5px}.legal-date{color:var(--muted);font-size:14px;margin-bottom:48px}.legal-body section{margin:40px 0}.legal-body h2{font-size:25px;letter-spacing:-.5px;line-height:1.3;margin-bottom:20px}.legal-body p{line-height:1.8}.legal-body a{color:var(--blue);text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}.legal-body dl{display:grid;grid-template-columns:240px 1fr;gap:14px 24px;margin:30px 0}.legal-body dt{font-weight:bold}.legal-body dd{margin:0}.review-note{background:#f0f3f6;border-left:3px solid var(--blue);padding:24px}.review-note p{margin:12px 0 0}.pending{border-left:2px solid #bac7d6;padding-left:18px;color:#526173}@media(max-width:600px){.legal-body dl{grid-template-columns:1fr;gap:4px}.legal-body dd{margin-bottom:16px}.legal-page{padding-top:30px}.legal-links{gap:20px}}

/* ATLAS brand layout — large logo, separate navigation, coordinated sections. */
:root{--logo-blue:#237ab5;--section-gray:#f0f3f6}
header{height:auto;min-height:0;flex-direction:column;justify-content:center;gap:0;padding:30px 6% 0;background:#fff}
.brand{display:block;margin:0 auto 28px;width:min(420px,75vw)}
.brand img{width:100%;height:auto;object-fit:contain}
header nav{width:100%;max-width:none;justify-content:center;gap:52px;border-top:1px solid var(--line);padding:17px 0;font-size:16px;flex-wrap:wrap}
header nav a{padding:9px 3px;min-height:44px;display:inline-flex;align-items:center}
header nav .nav-contact{padding:8px 22px}
.about{background:var(--logo-blue);color:#fff;position:relative;isolation:isolate;overflow:hidden}
.about>.eyebrow,.about>div>p,.about .lead,.about .principles p{color:#fff}
.about .principles{border-color:#ffffff55}
.about::before{content:'';position:absolute;z-index:-1;pointer-events:none;left:-140px;bottom:-150px;width:460px;height:460px;border:1px solid #ffffff24;border-radius:50%;box-shadow:0 0 0 46px #ffffff0a,0 0 0 92px #ffffff08}
.services article{position:relative}
.services article::before{content:'';display:block;width:44px;height:4px;background:var(--blue);position:absolute;top:-2px;left:0}
.services article:nth-child(3)::before{background:var(--red)}
.contact{background:var(--section-gray);color:var(--navy)}
.contact-brand{margin-bottom:52px;display:flex;align-items:center;gap:55px}
.contact-brand::after{content:'';height:1px;background:#cbd4df;flex:1}
.contact-brand img{width:min(280px,68vw);height:auto;mix-blend-mode:multiply}
.contact .eyebrow{color:var(--blue)}
.contact-top p,.contact address{color:#526173}
.contact address h3{color:var(--navy)}
.contact .email{border-color:#a9b8ca;overflow-wrap:anywhere}
.contact .locations,.contact .locations address{border-color:#cbd4df}
footer{background:var(--navy);color:#fff;align-items:center;font-size:14px;border-top:4px solid var(--blue)}
footer a:hover{color:#b6d9ff}
footer a:focus-visible{outline-color:#b6d9ff}
@media(max-width:700px){
 header{padding:24px 6% 0;gap:0;min-height:0}
 .brand{width:min(320px,82vw);margin-bottom:24px}
 header nav{gap:8px 20px;padding:12px 0;font-size:14px}
 header nav .nav-contact{padding:7px 14px}
 .contact-brand{margin-bottom:35px;gap:25px}
 .contact-brand img{width:min(230px,62vw)}
 .about::before{left:-250px;bottom:-220px}
 footer{align-items:flex-start;gap:15px}
}
/* Navigation above the logo, in ATLAS dark blue. */
header{padding:0;flex-direction:column}
header nav{order:-1;margin:0 0 30px;padding:14px 6%;background:var(--navy);color:#fff;border-top:0;border-bottom:3px solid var(--logo-blue)}
header nav a:hover{color:#b6d9ff}
header nav .nav-contact{border-color:#8e9cb5}
header nav a:focus-visible{outline-color:#b6d9ff}
header .brand{margin-bottom:30px}
@media(max-width:700px){header{padding:0}header nav{padding:12px 4%;margin-bottom:24px;gap:8px 18px}header .brand{margin-bottom:24px}}
/* Full-width location band in the lighter ATLAS blue. */
.contact{padding-bottom:0}
.contact .locations{background:var(--logo-blue);margin:75px -6.8181818% 0;padding:48px 6.8181818%;border-top:0}
.contact .locations address,.contact .locations address h3{color:#fff}
.contact .locations address{border-color:#ffffff55}
@media(max-width:700px){.contact .locations{margin-top:45px;padding-top:36px;padding-bottom:36px}.contact .locations address:last-child{border-bottom:0;padding-bottom:0}}
/* Footer in ATLAS red. */
footer{background:var(--red);border-top-color:var(--red);color:#fff}
footer a:hover{color:#fff;text-decoration:underline}
footer a:focus-visible{outline-color:#fff}