:root{--navy:#13567e;--navy-d:#0d3d5c;--sky:#90b7d9;--sky-l:#f5fafd;--gray:#959798;--ink:#26313a;--mut:#5b666e;--r:10px;--w:1160px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:#fff;-webkit-text-size-adjust:100%}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy)}
h1,h2,h3{line-height:1.2;color:var(--navy-d);margin:0 0 .6em}
h1{font-size:clamp(2rem,5vw,3.2rem)}
h2{font-size:clamp(1.5rem,3vw,2.1rem)}
h3{font-size:1.15rem}
p{margin:0 0 1em}
.wrap{max-width:var(--w);margin:0 auto;padding:0 20px}
.narrow{max-width:820px}
.center{text-align:center;max-width:860px;margin:0 auto 2rem}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:99}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.8rem;font-weight:700;color:var(--navy);margin-bottom:.5em}
.lead{font-size:1.12rem;color:var(--mut)}

/* header */
.hd{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid #e3ebf1}
.hd-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:84px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--navy-d)}
.brand img{width:68px;height:auto}
.brand b{display:block;font-size:1.05rem;line-height:1.1}
.brand small{color:var(--gray);font-size:.78rem}
.nav{display:flex;gap:4px}
.nav a{padding:8px 12px;border-radius:6px;text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem}
.nav a:hover{background:var(--sky-l);color:var(--navy)}
.nav a[aria-current]{background:var(--navy);color:#fff}
.burger{display:none;width:44px;height:44px;border:1px solid #cfdce6;border-radius:8px;background:#fff;cursor:pointer;position:relative}
.burger i,.burger i:before,.burger i:after{position:absolute;left:11px;width:20px;height:2px;background:var(--navy);content:""}
.burger i{top:20px}.burger i:before{left:0;top:-6px}.burger i:after{left:0;top:6px}
@media(max-width:860px){
.burger{display:block}
.nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;flex-direction:column;padding:10px 20px 16px;border-bottom:1px solid #e3ebf1}
.nav.open{display:flex}
.nav a{padding:12px}
}

/* buttons */
.btn{display:inline-block;background:var(--navy);color:#fff;padding:12px 24px;border-radius:8px;font-weight:700;text-decoration:none;border:2px solid var(--navy);cursor:pointer;font:inherit;font-weight:700}
.btn:hover{background:var(--navy-d);border-color:var(--navy-d)}
.btn.ghost{background:transparent;color:var(--navy)}
.btn.ghost:hover{background:var(--navy);color:#fff}
.btn.light{color:#fff;border-color:#fff}.btn.light:hover{background:#fff;color:var(--navy-d)}

/* hero */
.hero{position:relative;min-height:min(78vh,640px);display:flex;align-items:center;color:#fff;overflow:hidden;background:var(--navy-d)}
.hero-bg{position:absolute;inset:0}
.hs{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;will-change:opacity,transform;animation:hs 30s linear infinite both}
.hs:nth-child(1){animation-delay:-1.2s;transform-origin:60% 50%}
.hs:nth-child(2){animation-delay:4.8s;transform-origin:30% 40%}
.hs:nth-child(3){animation-delay:10.8s;transform-origin:70% 60%}
.hs:nth-child(4){animation-delay:16.8s;transform-origin:40% 55%}
.hs:nth-child(5){animation-delay:22.8s;transform-origin:55% 35%}
@keyframes hs{0%{opacity:0;transform:scale(1)}4%{opacity:1}20%{opacity:1}24%{opacity:0;transform:scale(1.14)}100%{opacity:0;transform:scale(1.14)}}
@media(prefers-reduced-motion:reduce){.hs{animation:none}.hs:first-child{opacity:1}}
.hero-ov{position:absolute;inset:0;background:linear-gradient(90deg,rgba(13,61,92,.88),rgba(13,61,92,.35))}
.hero-in{position:relative;width:100%;padding-top:56px;padding-bottom:56px}
.hero h1{color:#fff;max-width:760px}
.hero .eyebrow{color:var(--sky)}
.hero .lead{color:#e6f0f7;max-width:620px}
.stats{background:var(--navy);color:#fff}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding-top:24px;padding-bottom:24px}
.stats b{display:block;font-size:1.7rem;color:var(--sky)}
.stats span{font-size:.9rem;opacity:.9}
@media(max-width:760px){.stats .wrap{grid-template-columns:1fr 1fr}}

/* sections */
.sec{padding:64px 0}
.sec.alt{background:var(--sky-l)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:8px}
.trio{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px}
.trio img{border-radius:var(--r);width:100%;aspect-ratio:3/2;object-fit:cover}
@media(max-width:800px){.two,.grid3,.grid2,.trio{grid-template-columns:1fr}.sec{padding:44px 0}}
.rnd{border-radius:var(--r);width:100%}
.pil{text-align:center;padding:24px;border-top:4px solid var(--sky)}
.pil h3{letter-spacing:.06em}
.card{background:#fff;border:1px solid #dfe9f1;border-left:4px solid var(--sky);border-radius:var(--r);padding:22px}
.card h3{font-size:1rem;letter-spacing:.04em}
.card p:last-child{margin:0}
.card.dark{background:var(--navy);border-color:var(--navy);color:#fff}.card.dark h3{color:#fff}
.chk{list-style:none;margin:0 0 1em;padding:0}
.chk li{position:relative;padding:3px 0 3px 22px}
.chk li:before{content:"";position:absolute;left:2px;top:.85em;width:8px;height:8px;border-radius:50%;background:var(--sky)}
.h3{font-size:1.1rem;margin-top:1em}
.idx{columns:2;margin:0;padding-left:1.1em}@media(max-width:700px){.idx{columns:1}}

.svc{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;margin:0 0 48px}
.svc.rev .svc-i{order:2}
.svc-i img{border-radius:var(--r);width:100%;aspect-ratio:3/2;object-fit:cover}
@media(max-width:800px){.svc{grid-template-columns:1fr;gap:16px}.svc.rev .svc-i{order:0}}

.ct{margin:0 0 1.2em}.ct dt{font-weight:700;color:var(--navy);font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;margin-top:.8em}.ct dd{margin:0}
.mapbox{min-height:240px;border-radius:var(--r);background:var(--sky-l) linear-gradient(135deg,#dbe9f4,#f5fafd);display:grid;place-items:center}
.mapld{width:100%;min-height:320px;border:2px dashed var(--sky);border-radius:var(--r);background:var(--sky-l);color:var(--navy);font:inherit;font-weight:700;cursor:pointer}
.mapframe{width:100%;height:380px;display:block;border:0;border-radius:var(--r)}

/* page header */
.ph{background:linear-gradient(135deg,var(--navy-d),var(--navy));color:#fff;padding:48px 0}
.ph h1{color:#fff;margin:0 0 .3em}
.ph p{color:#dcebf6;margin:0;max-width:680px}
.crumbs{font-size:.85rem;margin-bottom:12px;color:var(--sky)}.crumbs a{color:#fff}

/* tiles */
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:900px){.tiles{grid-template-columns:1fr 1fr}}@media(max-width:560px){.tiles{grid-template-columns:1fr}}
.tile{position:relative;display:block;border-radius:var(--r);overflow:hidden;text-decoration:none;color:#fff;background:var(--navy-d);aspect-ratio:4/3}
.tile img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.tile:hover img{transform:scale(1.05)}
.tile span{position:absolute;inset:auto 0 0;padding:40px 18px 16px;background:linear-gradient(transparent,rgba(13,61,92,.95))}
.tile b{display:block;font-size:1.15rem}.tile small{display:block;opacity:.9;line-height:1.35;margin-top:4px}
@media(prefers-reduced-motion:reduce){.tile img{transition:none}html{scroll-behavior:auto}}

/* projects */
.proj{display:grid;grid-template-columns:5fr 7fr;gap:36px;padding:44px 0;border-bottom:1px solid #e3ebf1;scroll-margin-top:90px}
.proj:last-child{border:0}
.proj-t h2{font-size:1.4rem}
@media(max-width:900px){.proj{grid-template-columns:1fr;gap:20px}}
.gal{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.gal a{display:block;aspect-ratio:4/3;overflow:hidden;border-radius:6px;background:var(--sky-l)}
.gal img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.gal a:hover img{transform:scale(1.06)}
.more{margin-top:8px}.more summary{cursor:pointer;color:var(--navy);font-weight:700;padding:10px 0}.more .gal{margin-top:4px}
@media(max-width:480px){.gal{grid-template-columns:1fr 1fr}}

/* videos */
.vgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
@media(max-width:800px){.vgrid{grid-template-columns:1fr}}
.vid{position:relative;display:block;width:100%;padding:0;border:0;border-radius:var(--r);overflow:hidden;cursor:pointer;background:#000;aspect-ratio:16/9}
.vid img{width:100%;height:100%;object-fit:cover}
.vid iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.play{position:absolute;left:50%;top:50%;width:64px;height:64px;margin:-32px;border-radius:50%;background:rgba(19,86,126,.9)}
.play:after{content:"";position:absolute;left:25px;top:19px;border:13px solid transparent;border-left:20px solid #fff}
.vid:hover .play{background:var(--navy-d)}
.vcard h2{font-size:1.15rem;margin:14px 0 6px}.vcard p{color:var(--mut);font-size:.95rem}

/* cta + footer */
.cta{background:var(--sky);text-align:center;padding:52px 0}
.cta h2{margin-bottom:.3em}.cta p{color:var(--navy-d)}
.ft{background:var(--navy-d);color:#cfe0ec;font-size:.93rem}
.ft a{color:#fff}
.ft-in{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:32px;padding-top:48px;padding-bottom:32px}
@media(max-width:900px){.ft-in{grid-template-columns:1fr 1fr}}@media(max-width:520px){.ft-in{grid-template-columns:1fr}}
.ft h3{color:#fff;font-size:.9rem;text-transform:uppercase;letter-spacing:.08em}
.ft ul{list-style:none;margin:0;padding:0}.ft li{padding:2px 0}
.ft address{font-style:normal}
.flogo{width:72px;background:#fff;border-radius:8px;padding:6px;margin-bottom:12px}
.soc a{margin-right:12px}
.ft-bt{border-top:1px solid rgba(255,255,255,.15);padding-top:16px;padding-bottom:20px;font-size:.85rem}

/* lightbox */
dialog.lb{border:0;padding:0;background:transparent;max-width:100vw;max-height:100vh;width:100%;height:100%}
dialog.lb::backdrop{background:rgba(5,20,32,.92)}
.lb-in{display:grid;grid-template-rows:1fr auto;height:100%;padding:16px;color:#fff;text-align:center}
.lb img{max-width:100%;max-height:100%;margin:auto;object-fit:contain;min-height:0}
.lb figure{margin:0;display:contents}
.lb figcaption{padding:10px 60px;font-size:.9rem}
.lb button{position:absolute;background:rgba(255,255,255,.15);color:#fff;border:0;width:48px;height:48px;border-radius:50%;font-size:1.6rem;cursor:pointer}
.lb button:hover{background:rgba(255,255,255,.3)}
.lb .x{top:12px;right:12px}.lb .pv{left:12px;top:50%}.lb .nx{right:12px;top:50%}
:focus-visible{outline:3px solid var(--sky);outline-offset:2px}

/* integridade */
.doc{border:1px solid #dfe9f1;border-radius:var(--r);margin:0 0 10px;background:#fff}
.doc summary{cursor:pointer;padding:14px 18px;font-weight:700;color:var(--navy-d)}
.doc[open] summary{border-bottom:1px solid #e3ebf1}
.doc>div{padding:14px 18px 6px}
.doc h4{margin:1.2em 0 .4em;color:var(--navy)}
dialog.dn{border:0;border-radius:var(--r);padding:0;width:min(640px,calc(100% - 24px));max-height:calc(100% - 24px)}
dialog.dn::backdrop{background:rgba(5,20,32,.7)}
#dn-form{padding:28px;position:relative}
.dn-x{position:absolute;right:12px;top:10px;border:0;background:none;font-size:1.8rem;cursor:pointer;color:var(--mut)}
#dn-form label{font-weight:700;display:block;margin-bottom:6px}
#dn-form textarea{width:100%;font:inherit;padding:10px;border:1px solid #b9cbd9;border-radius:8px;resize:vertical}
.hp{position:absolute;left:-9999px}
.note{font-size:.85rem;color:var(--mut)}
.fb{min-height:1.4em;font-weight:600;color:var(--navy)}
.btn{margin:0 6px 8px 0}.cta .btn,.center .btn{margin:0 3px 8px}