/* Excelsis Development Corp. — site styles. Brand: Navy #012255, Gold #BB8A39 */
@font-face{font-family:"Montserrat";font-style:normal;font-weight:400 700;font-display:swap;src:url("../fonts/montserrat-latin-var.woff2") format("woff2")}
@font-face{font-family:"Saira Expanded";font-style:normal;font-weight:700;font-display:swap;src:url("../fonts/saira-expanded-700-latin.woff2") format("woff2")}
:root{
  --navy:#012255;--navy-900:#00163a;--navy-800:#011c47;--navy-700:#0a2d66;--navy-600:#1a3d78;
  --gold:#BB8A39;--gold-300:#d6b06d;--gold-100:#f4ead8;
  --ink:#0d1b33;--muted:#4a5872;--line:#dfe4ec;--paper:#ffffff;--mist:#f5f7fa;
  --max:1200px;--r:4px;
  --sans:"Montserrat",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --display:"Saira Expanded","Montserrat",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;display:block}
a{color:var(--navy);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--gold)}
h1,h2,h3,h4{font-family:var(--sans);line-height:1.18;margin:0 0 .6em;color:var(--navy);letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,4.6vw,3.9rem);font-weight:700}
h2{font-size:clamp(1.75rem,3vw,2.6rem);font-weight:700}
h3{font-size:1.18rem;font-weight:700}
p{margin:0 0 1.1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}
.skip{position:absolute;left:-9999px;top:0;background:var(--gold);color:#fff;padding:10px 16px;z-index:100}
.skip:focus{left:12px;top:12px}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

/* eyebrow / labels */
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-size:.78rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);margin:0 0 18px}
.eyebrow::before{content:"";width:34px;height:2px;background:var(--gold)}
.lead{font-size:1.15rem;color:var(--muted);max-width:760px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--sans);font-weight:600;font-size:.92rem;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;padding:15px 26px;border-radius:var(--r);border:1.5px solid transparent;transition:background .2s,color .2s,border-color .2s,transform .2s}
.btn svg{width:16px;height:16px}
.btn-gold{background:var(--gold);color:#fff;border-color:var(--gold)}
.btn-gold:hover{background:#a67a30;border-color:#a67a30;color:#fff}
.btn-ghost{color:#fff;border-color:rgba(255,255,255,.45)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-300)}
.btn-navy{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn-navy:hover{background:var(--navy-700);color:#fff}

/* header */
.site-header{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .25s,box-shadow .25s,padding .25s;padding:22px 0}
.site-header.scrolled,.site-header.open{background:#00163a;box-shadow:0 1px 0 rgba(187,138,57,.35);padding:12px 0}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand img{height:50px;width:auto}
.site-header.scrolled .brand img{height:40px}
.menu{display:flex;align-items:center;gap:26px;list-style:none;margin:0;padding:0}
.menu a{white-space:nowrap;color:#e8edf6;text-decoration:none;font-size:.76rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase}
.menu a:hover{color:var(--gold-300)}
.menu .menu-cta a{color:#fff;border:1.5px solid var(--gold);padding:10px 16px;border-radius:var(--r);display:inline-flex;align-items:center;gap:8px}
.menu .menu-cta a:hover{background:var(--gold);color:#fff}
.menu .menu-cta svg{width:14px;height:14px}
.nav-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer;color:#fff}
.nav-toggle span{display:block;width:26px;height:2px;background:currentColor;margin:6px 0;transition:transform .2s,opacity .2s}

/* hero */
.hero{position:relative;overflow:hidden;color:#fff;background:radial-gradient(1200px 700px at 85% 20%,#0b3478 0%,rgba(11,52,120,0) 60%),linear-gradient(160deg,#012255 0%,#00163a 70%);padding:190px 0 120px}
.hero .grid-bg{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(180deg,#000 0%,rgba(0,0,0,.35) 75%,transparent 100%);-webkit-mask-image:linear-gradient(180deg,#000 0%,rgba(0,0,0,.35) 75%,transparent 100%)}
.hero .art{position:absolute;right:-60px;top:110px;width:min(660px,52vw);opacity:.95;pointer-events:none}
.hero .wrap{position:relative}
.hero-copy{max-width:720px}
.hero h1{color:#fff}
.hero h1 em{font-style:normal;color:var(--gold-300)}
.hero .sub{font-size:1.2rem;color:#c9d3e4;max-width:640px;margin-bottom:38px}
.hero .ctas{display:flex;flex-wrap:wrap;gap:14px}
.spec-strip{position:relative;margin-top:96px;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.16)}
.spec{padding:26px 24px 0 0}
.spec+.spec{padding-left:24px;border-left:1px solid rgba(255,255,255,.12)}
.spec .k{font-family:var(--display);font-size:1.55rem;color:#fff;letter-spacing:.01em;line-height:1.2}
.spec .k small{font-size:.9rem;color:var(--gold-300)}
.spec .v{font-size:.84rem;color:#aab8cf;margin-top:6px;letter-spacing:.02em}

/* sections */
section{scroll-margin-top:70px}
.section{padding:120px 0}
.section.alt{background:var(--mist)}
.section-head{max-width:820px;margin-bottom:56px}
.two-col{display:grid;grid-template-columns:1.05fr 1fr;gap:72px;align-items:start}

/* about */
.pillars{display:grid;gap:0;border-top:1px solid var(--line)}
.pillar{display:grid;grid-template-columns:56px 1fr;gap:18px;padding:26px 0;border-bottom:1px solid var(--line)}
.pillar .n{font-family:var(--display);color:var(--gold);font-size:1.05rem;padding-top:2px}
.pillar h3{margin-bottom:.3em}
.pillar p{margin:0;color:var(--muted);font-size:.98rem}
.mission{position:relative;background:var(--navy);color:#dbe3f0;padding:44px 44px 40px;border-radius:var(--r);overflow:hidden}
.mission::after{content:"";position:absolute;right:-40px;bottom:-40px;width:200px;height:200px;background:url("../img/excelsis-icon.svg") no-repeat center/contain;opacity:.08;filter:brightness(0) invert(1)}
.mission .eyebrow{color:var(--gold-300)}
.mission blockquote{margin:0;font-size:1.28rem;line-height:1.55;color:#fff;font-weight:500}

/* project */
.project{background:linear-gradient(180deg,#fff 0%,#fff 55%,var(--mist) 55%)}
.project-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:0 30px 60px -30px rgba(1,34,85,.25);overflow:hidden}
.project-visual{position:relative;margin:0 0 32px;border-radius:var(--r);overflow:hidden;background:#00163a;box-shadow:0 30px 60px -30px rgba(1,34,85,.35),0 0 0 1px rgba(1,34,85,.06)}
.project-visual img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}
.project-visual figcaption{position:absolute;right:14px;bottom:12px;font-size:.66rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:#fff;background:rgba(0,22,58,.72);padding:6px 10px;border-radius:2px;line-height:1.2}
.project-top{display:grid;grid-template-columns:1.25fr 1fr}
.project-info{padding:48px}
.tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--navy);background:var(--gold-100);padding:6px 10px;border-radius:2px;margin-bottom:18px}
.facts{list-style:none;margin:26px 0 0;padding:0;border-top:1px solid var(--line)}
.facts li{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:13px 0;border-bottom:1px solid var(--line);font-size:.95rem}
.facts b{font-weight:600;color:var(--navy);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;padding-top:2px}
.project-diagram{background:linear-gradient(160deg,#012255,#00163a);padding:36px;display:flex;align-items:center;justify-content:center}
.config{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.config>div{padding:30px 28px}
.config>div+div{border-left:1px solid var(--line)}
.config .cap{font-family:var(--display);font-size:1.25rem;color:var(--navy);line-height:1.25}
.config .lbl{font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);font-weight:700;margin-bottom:8px}
.config p{margin:8px 0 0;font-size:.9rem;color:var(--muted)}
.phases{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:56px;counter-reset:ph}
.phase{position:relative;padding:28px 26px 26px;background:#fff;border:1px solid var(--line);border-top:3px solid var(--navy);border-radius:var(--r)}
.phase:nth-child(2){border-top-color:var(--gold)}
.phase .lbl{font-family:var(--display);font-size:.8rem;color:var(--gold);letter-spacing:.08em;margin-bottom:6px}
.phase p{margin:0;font-size:.94rem;color:var(--muted)}

/* technology */
.tech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.tech{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:34px 28px;transition:border-color .2s,transform .2s,box-shadow .2s}
.tech:hover{border-color:var(--gold);transform:translateY(-3px);box-shadow:0 20px 40px -24px rgba(1,34,85,.35)}
.tech .ico{width:54px;height:54px;border-radius:50%;background:var(--navy);display:grid;place-items:center;margin-bottom:22px}
.tech .ico svg{width:26px;height:26px}
.tech p{font-size:.95rem;color:var(--muted);margin:0}
.diff{margin-top:56px;display:grid;grid-template-columns:repeat(3,1fr);gap:0;background:var(--navy);border-radius:var(--r);color:#d3dcea;overflow:hidden}
.diff div{padding:34px 32px}
.diff div+div{border-left:1px solid rgba(255,255,255,.12)}
.diff h3{color:#fff;font-size:1.05rem}
.diff h3 span{color:var(--gold-300);font-family:var(--display);margin-right:10px}
.diff p{margin:0;font-size:.93rem}

/* approach */
.approach-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);border-radius:var(--r);background:#fff}
.approach-grid article{padding:42px 36px}
.approach-grid article+article{border-left:1px solid var(--line)}
.approach-grid .num{font-family:var(--display);font-size:2.4rem;color:var(--gold-100);-webkit-text-stroke:1px var(--gold);line-height:1;margin-bottom:18px}
.approach-grid ul{margin:14px 0 0;padding:0;list-style:none}
.approach-grid li{position:relative;padding-left:20px;margin:8px 0;font-size:.94rem;color:var(--muted)}
.approach-grid li::before{content:"";position:absolute;left:0;top:.68em;width:8px;height:2px;background:var(--gold)}

/* leadership */
.leaders{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.leader{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:44px 40px;position:relative}
.leader::before{content:"";position:absolute;left:0;top:44px;width:4px;height:58px;background:var(--gold)}
.leader .mono{width:72px;height:72px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-family:var(--display);font-size:1.3rem;letter-spacing:.04em;margin-bottom:22px;border:2px solid var(--gold)}
.leader h3{font-size:1.4rem;margin-bottom:.15em}
.leader .role{font-size:.8rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);margin-bottom:18px}
.leader p{color:var(--muted);font-size:.97rem}
.leader p:last-child{margin-bottom:0}

/* partner / data room */
.partner{background:linear-gradient(160deg,#012255 0%,#00163a 100%);color:#cfd8e8;position:relative;overflow:hidden}
.partner .grid-bg{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:64px 64px}
.partner .wrap{position:relative}
.partner h2,.partner h3{color:#fff}
.partner .lead{color:#b8c4d8}
.partner-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:32px;align-items:stretch}
.dataroom{background:#fff;color:var(--ink);border-radius:var(--r);padding:48px;border-top:4px solid var(--gold);position:relative}
.dataroom h3{color:var(--navy);font-size:1.6rem}
.dataroom .lock{width:56px;height:56px;border-radius:50%;background:var(--gold-100);display:grid;place-items:center;margin-bottom:22px}
.dataroom .lock svg{width:26px;height:26px}
.dataroom p{color:var(--muted)}
.dr-list{list-style:none;margin:6px 0 30px;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:10px 24px}
.dr-list li{position:relative;padding-left:26px;font-size:.93rem;color:var(--ink)}
.dr-list li::before{content:"";position:absolute;left:0;top:.42em;width:14px;height:8px;border-left:2px solid var(--gold);border-bottom:2px solid var(--gold);transform:rotate(-45deg)}
.dr-note{font-size:.82rem!important;color:var(--muted);margin:18px 0 0!important;padding-top:18px;border-top:1px solid var(--line)}
.contact-card{border:1px solid rgba(255,255,255,.18);border-radius:var(--r);padding:44px 40px;display:flex;flex-direction:column;gap:26px;background:rgba(255,255,255,.03)}
.contact-card .row .k{font-size:.74rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-300);margin-bottom:6px}
.contact-card .row a{color:#fff;font-size:1.15rem;font-weight:600;text-decoration:none;word-break:break-word}
.contact-card .row a:hover{color:var(--gold-300)}
.contact-card .row p{margin:0;color:#d5ddea}
.audiences{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:0 0 48px}
.aud{border-left:2px solid var(--gold);padding:4px 0 4px 22px}
.aud h3{font-size:1.05rem;margin-bottom:.35em}
.aud p{margin:0;font-size:.93rem;color:#b8c4d8}

/* footer */
.site-footer{background:#00102b;color:#8f9db5;padding:64px 0 36px;font-size:.88rem}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
.site-footer img{height:44px;width:auto;margin-bottom:18px}
.site-footer h4{color:#fff;font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px}
.site-footer a{color:#c8d2e3;text-decoration:none}
.site-footer a:hover{color:var(--gold-300)}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:6px 0}
.site-footer address{font-style:normal;line-height:1.7}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding-top:24px;font-size:.8rem}
.disclaimer{max-width:760px;font-size:.78rem;line-height:1.6;color:#6f7f9a}

/* reveal */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* responsive */
@media (max-width:1080px){
  .tech-grid{grid-template-columns:repeat(2,1fr)}
  .config{grid-template-columns:repeat(2,1fr)}
  .config>div:nth-child(3){border-left:0}
  .config>div:nth-child(n+3){border-top:1px solid var(--line)}
  .project-top{grid-template-columns:1fr}
  .hero .art{opacity:.35}
}
@media (max-width:1180px){
  .nav-toggle{display:block}
  .menu{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:flex-start;gap:0;background:#00163a;padding:8px 28px 28px;display:none;border-bottom:1px solid rgba(187,138,57,.35)}
  .site-header.open .menu{display:flex}
  .menu li{width:100%;border-bottom:1px solid rgba(255,255,255,.08)}
  .menu a{display:block;padding:16px 0}
  .menu .menu-cta{border:0;margin-top:18px}
  .menu .menu-cta a{display:inline-flex;padding:12px 18px}
  .site-header.open .nav-toggle span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .site-header.open .nav-toggle span:nth-child(2){opacity:0}
  .site-header.open .nav-toggle span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
}
@media (max-width:900px){
  .two-col,.partner-grid,.leaders{grid-template-columns:1fr;gap:36px}
  .approach-grid,.diff,.phases,.audiences{grid-template-columns:1fr}
  .approach-grid article+article{border-left:0;border-top:1px solid var(--line)}
  .diff div+div{border-left:0;border-top:1px solid rgba(255,255,255,.12)}
  .spec-strip{grid-template-columns:1fr 1fr}
  .spec:nth-child(3){border-left:0;padding-left:0}
  .foot-top{grid-template-columns:1fr 1fr}
  .foot-top>div:first-child{grid-column:1/-1}
}
@media (max-width:600px){
  body{font-size:16px}
  .wrap{padding:0 22px}
  .section{padding:84px 0}
  .site-header{padding:14px 0}
  .brand img,.site-header.scrolled .brand img{height:36px}
  .hero{padding:140px 0 72px}
  .hero .art{width:420px;right:-150px;top:70px;opacity:.22}
  .hero .sub{font-size:1.05rem}
  .hero .ctas .btn{width:100%;justify-content:center}
  .project-visual{margin-bottom:22px}
  .project-visual img{aspect-ratio:4/3;object-position:62% 60%}
  .project-visual figcaption{right:10px;bottom:10px;font-size:.6rem;padding:5px 8px}
  .spec-strip{margin-top:60px}
  .spec{padding:20px 12px 18px 0}
  .spec+.spec{padding-left:14px}
  .spec:nth-child(3){padding-left:0;border-left:0}
  .spec .k{font-size:1.15rem}
  .tech-grid,.config{grid-template-columns:1fr}
  .config>div+div{border-left:0;border-top:1px solid var(--line)}
  .project-info,.dataroom,.leader,.contact-card,.mission{padding:32px 26px}
  .project-diagram{padding:22px}
  .facts li{grid-template-columns:1fr;gap:2px}
  .dr-list{grid-template-columns:1fr}
  .dataroom .btn{width:100%;justify-content:center;letter-spacing:.03em;font-size:.86rem;padding:15px 16px}
  .foot-top{grid-template-columns:1fr}
}