:root{--blue:#063b88;--cyan:#09a9df;--ink:#122c60;--paper:#f7f8fa;--max:1180px;font-family:Arial,Helvetica,sans-serif;color:#20252d}*{box-sizing:border-box}body{margin:0;background:var(--paper)}.site-header{position:sticky;top:0;z-index:20;height:88px;padding:0 clamp(18px,5vw,76px);display:flex;align-items:center;gap:clamp(14px,2vw,34px);background:#fff;box-shadow:0 3px 14px #001b3d20}.brand img{display:block;width:145px;height:auto}.nav{display:flex;align-items:center;gap:clamp(14px,2vw,32px);margin-left:auto}.nav a{color:var(--ink);font-size:16px;text-decoration:none;white-space:nowrap}.nav a:hover,.nav a.active{color:var(--cyan)}.language{display:flex;gap:8px;align-items:center}.language button{border:0;background:transparent;padding:0;cursor:pointer}.language img{display:block;width:28px;height:19px;object-fit:cover}.language button[aria-pressed=true]{outline:2px solid var(--cyan);outline-offset:2px}.menu-button{display:none;border:0;background:none;color:#111;font-size:34px;line-height:1;cursor:pointer}.hero{color:#fff;background:linear-gradient(120deg,#13addc,#073686);padding:clamp(46px,8vw,104px) clamp(22px,8vw,112px)}.hero-inner{max-width:var(--max);margin:auto}.hero p{font-size:clamp(16px,2vw,23px);font-weight:300;margin:0 0 26px}.hero h1{max-width:720px;font-size:clamp(42px,7vw,76px);line-height:1.05;margin:0}.hero strong{display:block;margin-top:24px;font-size:clamp(17px,2vw,24px)}.section{max-width:var(--max);margin:auto;padding:clamp(48px,8vw,96px) clamp(22px,5vw,64px)}.two-col{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(30px,6vw,76px);align-items:center}.kicker{text-transform:uppercase;letter-spacing:.08em;font-size:14px;color:#495565}.section h2{font-size:clamp(32px,4.5vw,55px);line-height:1.08;color:var(--ink);margin:14px 0 26px}.section p{font-size:clamp(17px,2.1vw,22px);line-height:1.55}.photo{width:100%;max-height:520px;object-fit:cover;box-shadow:0 12px 36px #001b3d28}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.card{background:#fff;box-shadow:0 8px 28px #001b3d16}.card img{width:100%;aspect-ratio:1.5;object-fit:cover;display:block}.card div{padding:22px}.card h3{font-size:25px;color:var(--ink);margin:0 0 12px}.card p{font-size:17px;margin:0}.page-hero{padding:50px clamp(22px,8vw,112px);color:#fff;background:linear-gradient(120deg,#13addc,#073686)}.page-hero h1{max-width:var(--max);margin:auto;font-size:clamp(38px,6vw,64px)}.contact-form{max-width:620px;display:grid;gap:12px}.contact-form input,.contact-form textarea{font:inherit;padding:14px;border:1px solid #c8d0da;border-radius:4px}.contact-form textarea{min-height:150px}.button{display:inline-block;width:max-content;padding:14px 28px;border:0;border-radius:4px;background:var(--cyan);color:#fff;font-weight:700;font-size:17px}.notice{background:#e9f7fd;border-left:4px solid var(--cyan);padding:18px 22px}.footer{background:#20262c;color:#fff}.footer-inner{max-width:var(--max);margin:auto;padding:42px clamp(22px,5vw,64px);display:flex;justify-content:space-between;gap:30px}.footer img{width:150px;filter:brightness(0) invert(1)}.footer p{max-width:470px;line-height:1.55}.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:20px}.video-card{border:0;padding:0;background:#fff;text-align:left;box-shadow:0 8px 28px #001b3d16;cursor:pointer;position:relative}.video-card img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover}.video-card strong{display:block;padding:16px;color:var(--ink)}.play{position:absolute;left:50%;top:38%;transform:translate(-50%,-50%);display:grid;place-items:center;width:58px;height:58px;border-radius:50%;background:#09a9df;color:#fff;font-size:25px;padding-left:4px}.video-player{aspect-ratio:16/9;background:#000}.video-player iframe{display:block;border:0;width:100%;height:100%}@media(max-width:900px){.site-header{height:78px}.brand img{width:125px}.menu-button{display:block;margin-left:auto}.nav{display:none;position:absolute;left:0;right:0;top:78px;padding:18px 26px;background:#fff;box-shadow:0 10px 20px #001b3d18;flex-direction:column;align-items:flex-start;gap:18px}.nav.open{display:flex}.language{order:1}.two-col{grid-template-columns:1fr}.cards,.video-grid{grid-template-columns:1fr}.footer-inner{display:block}.footer-inner img{margin-bottom:18px}}@media(max-width:460px){.site-header{padding:0 20px;gap:13px}.brand img{width:112px}.language{gap:6px}.language img{width:25px;height:17px}.menu-button{font-size:31px}.hero{padding-top:48px}.section{padding-top:46px;padding-bottom:46px}}
body.lightbox-open{overflow:hidden}.image-lightbox{position:fixed;z-index:100;inset:0;display:none;align-items:center;justify-content:center;padding:max(18px,env(safe-area-inset-top)) max(18px,env(safe-area-inset-right)) max(18px,env(safe-area-inset-bottom)) max(18px,env(safe-area-inset-left));background:#05080ce8;cursor:zoom-out}.image-lightbox.open{display:flex}.image-lightbox img{display:block;max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;box-shadow:0 18px 60px #000}.image-lightbox-close{position:absolute;top:max(18px,env(safe-area-inset-top));right:max(18px,env(safe-area-inset-right));z-index:1;width:44px;height:44px;border:0;border-radius:50%;background:#fff;color:#071c45;font-size:32px;line-height:1;cursor:pointer;box-shadow:0 4px 16px #0008}main img:not(.slide-brand){cursor:zoom-in}.partner-logos img,.video-card img{cursor:default}

body.project-gallery-open{overflow:hidden}.project-gallery-picker{position:fixed;z-index:99;inset:0;display:none;overflow:auto;padding:max(24px,env(safe-area-inset-top)) max(18px,env(safe-area-inset-right)) max(24px,env(safe-area-inset-bottom)) max(18px,env(safe-area-inset-left));background:#05080ce8}.project-gallery-picker.open{display:block}.project-gallery-panel{position:relative;max-width:1100px;margin:0 auto;background:#fff;padding:clamp(24px,4vw,46px);box-shadow:0 18px 60px #000}.project-gallery-panel h2{color:var(--ink);font-size:clamp(28px,4vw,44px);margin:0 52px 28px 0}.project-gallery-close{position:absolute;top:16px;right:16px;width:44px;height:44px;border:0;border-radius:50%;background:var(--ink);color:#fff;font-size:32px;line-height:1;cursor:pointer}.project-gallery-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.project-gallery-grid button{padding:0;border:0;background:#e9eef2;cursor:zoom-in}.project-gallery-grid img{display:block;width:100%;aspect-ratio:1.42;object-fit:cover}@media(max-width:700px){.project-gallery-panel{padding:22px}.project-gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.project-gallery-panel h2{margin-bottom:20px}}

.footer-inner{padding:56px clamp(22px,5vw,64px) 70px;display:grid;grid-template-columns:minmax(280px,.85fr) minmax(360px,1.15fr);gap:clamp(35px,7vw,92px);align-items:start}.footer-contact>img{display:block;width:150px;filter:brightness(0) invert(1);margin-bottom:32px}.footer h2{font-size:30px;margin:0 0 28px}.footer p{font-size:18px}.footer-phone,.footer-map-label{color:#12aee4;text-decoration:none;font-size:19px}.footer-phone{display:block;margin-bottom:22px}.footer-map{display:block}.footer-map img{display:block;width:100%;aspect-ratio:1.55;object-fit:cover;filter:none}.footer-map-label{display:inline-block;margin-top:15px}@media(max-width:900px){.footer-inner{grid-template-columns:1fr;gap:30px;padding-top:42px}.footer-contact>img{margin-bottom:24px}.footer h2{font-size:25px;margin-bottom:22px}.footer p{font-size:17px}.footer-location{max-width:540px}}@media(max-width:460px){.footer-inner{padding-bottom:54px}.footer-map img{aspect-ratio:1.35}.footer-map-label{font-size:17px}}
#who-we-are,#special-projects,#technology-partners,#employment-opportunities{scroll-margin-top:100px}
.footer-contact>img{filter:none}
.footer-email{display:block;color:#12aee4;text-decoration:none;font-size:19px;margin:-10px 0 22px}
.footer{position:relative}.footer-admin{position:absolute;right:clamp(18px,3vw,44px);bottom:18px;color:#ffffff73;text-decoration:none;font-size:13px;letter-spacing:.02em}.footer-admin:hover,.footer-admin:focus{color:#fff;text-decoration:underline}
.website-field{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}
.about-hero{background:linear-gradient(122deg,#17addb 0%,#063b8e 100%);color:#fff;padding:clamp(46px,7vw,86px) 22px 92px}.about-shell{max-width:1120px;margin:auto}.about-heading{display:flex;align-items:baseline;justify-content:space-between;gap:24px}.about-heading h1{margin:0;font-size:clamp(35px,4.7vw,62px);line-height:1.08;font-weight:300}.about-heading p{margin:0;font-size:clamp(16px,1.8vw,22px);white-space:nowrap}.about-hero h2{margin:clamp(48px,7vw,80px) 0 0;font-size:clamp(38px,5vw,58px)}.about-body{background:#fff;padding:0 22px clamp(68px,9vw,120px)}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(35px,7vw,110px);align-items:start}.about-story{padding-top:0}.about-tabs{display:flex;margin-top:0;background:linear-gradient(90deg,#00a8f0,#0087db);box-shadow:0 8px 15px #001b3d24;width:max-content;max-width:100%}.about-tabs a{min-width:160px;padding:16px 22px;border-right:1px solid #168bd1;color:#fff;text-align:center;text-decoration:none;font-style:italic;font-weight:700}.about-tabs a:last-child{border:0}.about-story-copy{padding-top:58px;scroll-margin-top:110px}.about-story-copy p,.about-principles p,.about-ltcd p{font-size:17px;line-height:1.6;margin:0 0 16px}.about-collage{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:-116px}.about-collage img{display:block;width:100%;aspect-ratio:1.33;object-fit:cover;box-shadow:0 10px 20px #001b3d28}.about-collage .about-primary{grid-column:1/-1;aspect-ratio:1.34}.about-principles,.about-ltcd{scroll-margin-top:110px;max-width:840px;margin-top:clamp(72px,11vw,140px)}.about-principles h2,.about-ltcd h2{color:var(--ink);font-size:clamp(32px,4.5vw,52px);line-height:1.1;margin:14px 0 22px}.principle-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:30px}.principle-grid p{padding:24px;background:#f2f8fb}.about-ltcd ul{margin:26px 0 0;padding:0;list-style:none;display:grid;gap:13px;font-size:18px}.about-ltcd li{padding-left:30px;position:relative}.about-ltcd li::before{content:'✓';position:absolute;left:0;color:var(--cyan);font-weight:800}@media(max-width:800px){.about-hero{padding-bottom:52px}.about-heading{display:block}.about-heading p{margin-top:18px;white-space:normal}.about-grid{grid-template-columns:1fr;gap:34px}.about-collage{order:-1;margin:-26px 0 0}.about-tabs{width:100%;margin-top:0}.about-tabs a{min-width:0;flex:1;padding:14px 8px;font-size:14px}.about-story-copy{padding-top:36px}.principle-grid{grid-template-columns:1fr}}@media(max-width:460px){.about-body{padding-left:18px;padding-right:18px}.about-collage{gap:10px}.about-tabs a{font-size:12px;padding:13px 5px}.about-story-copy p,.about-principles p,.about-ltcd p{font-size:16px}}
.about-lead{max-width:800px;font-size:clamp(19px,2.2vw,25px)!important;line-height:1.5!important}.about-principle-cards{display:grid;gap:30px;margin-top:42px}.about-principle-cards article{display:grid;grid-template-columns:1fr 1fr;background:#f4f8fa}.about-principle-cards article>div{padding:clamp(28px,5vw,58px)}.about-principle-cards h3,.about-ltcd-grid h3{margin:0 0 18px;color:var(--ink);font-size:clamp(24px,3vw,34px)}.about-principle-cards img{width:100%;height:100%;min-height:275px;object-fit:cover}.about-ltcd{max-width:1120px}.about-ltcd-grid{display:grid;grid-template-columns:1fr 1fr 160px;gap:30px;align-items:start;margin-top:36px}.about-ltcd-grid article{padding:30px;background:#f4f8fa}.about-ltcd-grid ul{margin-top:20px;font-size:17px}.about-ses{display:grid;place-items:center;background:#fff;padding:12px}.about-ses img{display:block;width:100%;height:auto}@media(max-width:800px){.about-principle-cards article,.about-principle-cards article.reverse{grid-template-columns:1fr}.about-principle-cards article.reverse img{order:0}.about-principle-cards article.reverse div{order:1}.about-ltcd-grid{grid-template-columns:1fr 1fr}.about-ses{grid-column:1/-1;max-width:180px}}@media(max-width:520px){.about-ltcd-grid{grid-template-columns:1fr}.about-ltcd-grid article{padding:24px}.about-ses{grid-column:auto}}

/* SDS video overlay: keeps YouTube playback on the SDS website and expands cleanly on phones/tablets. */
body.video-lightbox-open{overflow:hidden}
.video-lightbox{position:fixed;z-index:1000;inset:0;display:none;align-items:center;justify-content:center;padding:max(18px,env(safe-area-inset-top)) max(18px,env(safe-area-inset-right)) max(18px,env(safe-area-inset-bottom)) max(18px,env(safe-area-inset-left));background:#000e}
.video-lightbox.open{display:flex}
.video-lightbox-player{width:min(1200px,calc(100vw - 80px));aspect-ratio:16/9;background:#000;box-shadow:0 18px 60px #000}
.video-lightbox-player iframe{display:block;width:100%;height:100%;border:0}
.video-lightbox-close{position:absolute;z-index:2;top:max(14px,env(safe-area-inset-top));right:max(14px,env(safe-area-inset-right));width:48px;height:48px;border:0;border-radius:50%;background:#fff;color:#071c45;font-size:34px;line-height:1;cursor:pointer;box-shadow:0 4px 16px #0008}
@media(max-width:700px){.video-lightbox{padding:0;background:#000}.video-lightbox-player{width:100vw;height:100dvh;aspect-ratio:auto;display:flex;align-items:center}.video-lightbox-player iframe{width:100vw;height:min(56.25vw,100dvh)}.video-lightbox-close{top:max(10px,env(safe-area-inset-top));right:max(10px,env(safe-area-inset-right))}}
@media(orientation:landscape) and (max-height:700px){.video-lightbox-player iframe{width:100vw;height:100dvh}}

/* Instagram Reels in the existing SDS video area */
.instagram-preview{display:flex;aspect-ratio:16/9;align-items:center;justify-content:center;gap:12px;background:linear-gradient(135deg,#4327a6,#c72b7c,#f47b20);color:#fff;font-weight:700;font-size:20px}
.instagram-mark{font-size:42px;line-height:1}
.video-lightbox.instagram-video .video-lightbox-player{width:min(460px,calc(100vw - 40px));height:min(820px,calc(100dvh - 40px));aspect-ratio:9/16;background:#fff}
.video-lightbox.instagram-video .video-lightbox-player iframe{width:100%;height:100%;background:#fff}
@media(max-width:700px){
  .video-lightbox.instagram-video{padding:0}
  .video-lightbox.instagram-video .video-lightbox-player{width:100vw;height:100dvh;max-width:none}
  .video-lightbox.instagram-video .video-lightbox-player iframe{width:100vw;height:100dvh}
}

/* Partner logos are external links, not lightbox images. */
.partner-logos a{display:block;cursor:pointer;text-decoration:none}.partner-logos a img{cursor:pointer}

.project-gallery-report{margin:-12px 0 24px}.project-report-link{display:inline-block;padding:11px 16px;border-radius:8px;background:#078ecb;color:#fff!important;text-decoration:none;font-weight:800}.project-report-link:hover{background:#006ca6;color:#fff!important}