:root{
  --ink:#0e1f2d; --ink-2:#17304a; --steel:#56677a; --line:#d6dde3; --paper:#f3f5f7;
  --amber:#e8a317; --amber-dark:#c98a0b; --blue:#1d5fa8;
  --font-head:"Barlow Semi Condensed","Arial Narrow",Arial,sans-serif;
  --font-body:"Barlow",system-ui,"Segoe UI",Arial,sans-serif;
  --stripe:linear-gradient(90deg,#7b4a22 0 20%,#15191d 20% 40%,#8d9296 40% 60%,#1d5fa8 60% 80%,
           #6aa22b 80% 90%,#e8d21a 90% 100%);
  --bs-body-font-family:var(--font-body); --bs-body-color:var(--ink); --bs-link-color:var(--blue);
}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);font-size:1.0625rem;line-height:1.6;color:var(--ink);background:#fff}
h1,h2,h3,h4,.navbar-nav{font-family:var(--font-head);letter-spacing:-.005em}
a{text-underline-offset:.18em}
:focus-visible{outline:3px solid var(--amber);outline-offset:2px}
.text-steel{color:var(--steel)}
.measure{max-width:68ch}
.skip-link{position:absolute;left:-999px;top:0;background:var(--amber);color:var(--ink);padding:.6rem 1rem;z-index:2000}
.skip-link:focus{left:0}

/* header */
.topbar{background:var(--ink);color:#c9d4de;font-size:.9rem;padding:.4rem 0}
.topbar a{color:#c9d4de;text-decoration:none}.topbar a:hover{color:#fff}
.site-header{background:#fff;position:sticky;top:0;z-index:1030}
.navbar{padding:.5rem 0}
.navbar .nav-link{font-weight:600;font-size:1.1rem;color:var(--ink);padding:.6rem .85rem}
.navbar .nav-link.active,.navbar .nav-link:hover{color:var(--blue)}
.dropdown-menu{border-radius:0;border:1px solid var(--line);box-shadow:0 8px 24px rgba(14,31,45,.12)}
.core-stripe{height:5px;background:var(--stripe)}
.btn{border-radius:2px;font-weight:600}
.btn-accent{background:var(--amber);color:var(--ink);border:1px solid var(--amber)}
.btn-accent:hover,.btn-accent:focus{background:var(--amber-dark);border-color:var(--amber-dark);color:var(--ink)}

/* hero */
.hero{background:var(--ink);color:#fff;padding:4.5rem 0;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(105deg,transparent 0 46px,rgba(255,255,255,.04) 46px 48px)}
.hero .container{position:relative}
.hero h1{font-weight:700;font-size:clamp(2.8rem,6.5vw,5.2rem);line-height:.98;margin:.4rem 0 1.2rem}
.hero-since{color:var(--amber);font-weight:600;margin:0}
.hero-lead{font-size:1.25rem;max-width:34ch;color:#d5dfe8;margin-bottom:1.8rem}
.hero h1{text-wrap:balance}
.hero-mosaic{display:grid;grid-template-columns:1.4fr 1fr;grid-template-rows:1fr 1fr;gap:.6rem;height:420px}
.hero-photo{position:relative;display:block;overflow:hidden;background:var(--ink-2);color:#fff;text-decoration:none}
.hero-photo:first-child{grid-row:1 / 3}
.hero-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-photo span{position:absolute;left:0;right:0;bottom:0;padding:1.6rem .8rem .6rem;font-family:var(--font-head);font-weight:600;font-size:1rem;line-height:1.2;background:linear-gradient(transparent,rgba(14,31,45,.92))}
.hero-photo:hover span{text-decoration:underline}
@media(max-width:991px){.hero-mosaic{height:320px}}
@media(max-width:575px){.hero-mosaic{grid-template-columns:1fr;grid-template-rows:220px;height:auto}.hero-photo:not(:first-child){display:none}.hero-photo:first-child{grid-row:auto}}

/* sections */
.section{padding:4rem 0}
.section-alt{background:var(--paper)}
.section-title{font-weight:700;font-size:clamp(1.8rem,3.4vw,2.6rem);margin-bottom:1rem}
.promises h2{font-size:1.6rem;font-weight:700;border-top:4px solid var(--amber);padding-top:.8rem}
.page-head{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:3rem 0 2.6rem}
.page-head.has-photo{display:flex;align-items:flex-end;min-height:300px;padding:5.5rem 0 2.6rem}
.page-head-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.page-head.has-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(14,31,45,.95) 0,rgba(14,31,45,.8) 42%,rgba(14,31,45,.3) 100%),linear-gradient(0deg,rgba(14,31,45,.55),transparent 55%)}
.page-head .container{position:relative;z-index:1}
.page-head h1{font-weight:700;font-size:clamp(2.2rem,5vw,3.6rem);margin:0}
.page-head .lead{color:#d5dfe8;max-width:60ch;margin:.7rem 0 0}
@media(max-width:575px){.page-head.has-photo{min-height:230px;padding-top:3.5rem}}

.tile{position:relative;display:block;overflow:hidden;background:var(--ink);color:#fff;text-decoration:none}
.tile img{width:100%;aspect-ratio:4/3;object-fit:cover;opacity:.78;transition:opacity .2s}
.tile:hover img{opacity:1}
.tile span{position:absolute;left:0;right:0;bottom:0;padding:.7rem .9rem;background:linear-gradient(transparent,rgba(14,31,45,.92));font-family:var(--font-head);font-weight:600;font-size:1.15rem}
.tile small{display:block;font-family:var(--font-body);font-weight:400;font-size:.9rem;color:#c9d4de}
.tile-lg img{aspect-ratio:1/1}

/* project datasheets: the memorable element */
.sheet{display:grid;grid-template-columns:260px 1fr;gap:1.5rem;padding:1.9rem 0;border-top:1px solid var(--line);scroll-margin-top:110px}
.sheet img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;background:var(--paper)}
.sheet h2,.sheet h3{font-weight:700;font-size:1.65rem;line-height:1.15;margin:0 0 .8rem}
.sheet h3 a{color:var(--ink);text-decoration:none}.sheet h3 a:hover{color:var(--blue);text-decoration:underline}
.sheet dl{display:grid;grid-template-columns:max-content 1fr;gap:.3rem 1.4rem;margin:0 0 1rem}
.sheet dt{color:var(--steel);font-weight:500}
.sheet dd{margin:0}
.sheet h3.h6{font-size:1rem;margin:0 0 .4rem}
.sheet-compact{grid-template-columns:200px 1fr;padding:1.2rem 0}
.sheet-compact h3{font-size:1.35rem;margin-bottom:.4rem}
.hours{display:flex;align-items:center;gap:.9rem}
.bar{display:block;flex:1;max-width:260px;height:10px;background:var(--paper);border:1px solid var(--line)}
.bar i{display:block;height:100%;background:var(--blue)}
.bar.live i{background:repeating-linear-gradient(45deg,var(--amber) 0 7px,#f7d78a 7px 14px)}
.scope{columns:2 320px;column-gap:2rem;padding-left:1.1rem;margin:0}
.scope li{break-inside:avoid;margin-bottom:.3rem}
.legend{max-width:70ch}
@media(max-width:767px){.sheet,.sheet-compact{grid-template-columns:1fr}}

/* stats */
.stats{background:var(--ink-2);color:#fff;padding:3.5rem 0}
.stat-value{font-family:var(--font-head);font-weight:700;font-size:3.4rem;line-height:1;color:var(--amber)}
.stats-note{max-width:70ch;margin:2.2rem auto 0;text-align:center;color:#c9d4de}

.group-card{border:1px solid var(--line);padding:1.5rem;height:100%}
.group-card img{display:block;max-width:100%;margin-bottom:1rem}
.group-card h3{font-weight:700;font-size:1.35rem}
.cert img{height:190px;width:auto;border:1px solid var(--line);background:#fff}
.person img{width:100%;aspect-ratio:1/1;object-fit:cover;background:var(--paper)}
.person h3{font-size:1.15rem;font-weight:700;margin:.7rem 0 0}
.person p{color:var(--steel);margin:0}
.cta{background:var(--amber);padding:2.6rem 0}
.cta h2{font-weight:700;font-size:clamp(1.5rem,3vw,2.2rem)}
.cta .btn-accent{background:var(--ink);border-color:var(--ink);color:#fff}
.cta .btn-accent:hover{background:var(--ink-2);border-color:var(--ink-2);color:#fff}

/* services / lists */
.service-row{display:grid;grid-template-columns:minmax(220px,1fr) 2fr;gap:2rem;padding:2rem 0;border-top:1px solid var(--line)}
.service-row h2{font-weight:700;font-size:1.8rem;margin-bottom:1rem}
.service-img{display:block;width:100%;max-width:380px;height:auto;aspect-ratio:4/3;object-fit:cover;background:var(--paper)}
.service-row p{max-width:68ch}
@media(max-width:767px){.service-row{grid-template-columns:1fr;gap:.6rem}}
.ticks{list-style:none;padding:0;columns:2 280px;column-gap:2rem}
.ticks li{position:relative;padding-left:1.5rem;margin-bottom:.45rem;break-inside:avoid}
.ticks li::before{content:"";position:absolute;left:0;top:.6em;width:.8rem;height:.35rem;border-left:3px solid var(--amber);border-bottom:3px solid var(--amber);transform:rotate(-45deg) translateY(-50%)}

/* forms, jobs */
.job,.form-panel{border:1px solid var(--line);padding:1.6rem;background:#fff;height:100%}
.job h2{font-weight:700;font-size:1.6rem}
.job ul{padding-left:1.1rem}
.two-col{columns:2 160px}
.form-panel{background:var(--paper)}
.form-control,.form-select{border-radius:2px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.map{width:100%;height:380px;border:1px solid var(--line)}
.pdf-frame{width:100%;height:80vh;border:1px solid var(--line)}

/* gallery */
.gallery{columns:4 220px;column-gap:.75rem}
.gallery button{display:block;width:100%;padding:0;border:0;background:none;margin-bottom:.75rem;break-inside:avoid;cursor:zoom-in}
.gallery img{width:100%;height:auto;display:block}
dialog#lightbox{border:0;padding:0;background:transparent;max-width:94vw;max-height:94vh;overflow:visible}
dialog#lightbox::backdrop{background:rgba(14,31,45,.88)}
dialog#lightbox img{max-width:94vw;max-height:90vh;display:block;margin:auto}
.lb-close{position:absolute;top:-2.4rem;right:0;background:none;border:0;color:#fff;font-size:2.2rem;line-height:1;cursor:pointer}

/* footer */
.site-footer{background:var(--ink);color:#c9d4de}
.site-footer a{color:#e6edf3}
.site-footer h2{color:#fff;font-family:var(--font-head);font-weight:700;font-size:1.15rem}
.footer-logo{background:#fff;padding:.3rem .5rem}
.footer-copy{border-top:1px solid rgba(255,255,255,.14);padding-top:1rem}
.whatsapp{position:fixed;right:1rem;bottom:1rem;z-index:1040;width:54px;height:54px;border-radius:50%;background:#1faa59;color:#fff;display:grid;place-items:center;box-shadow:0 4px 14px rgba(0,0,0,.28)}
.whatsapp:hover{background:#188a47;color:#fff}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.tile img{transition:none}}