/* ELM Construction – mobile-first styles. Brand: navy #0A3B51, gray #5C5C5C */
:root{--navy:#0A3B51;--navy-2:#0d4a66;--navy-dark:#072a3a;--gray:#5C5C5C;--light:#f3f6f8;--line:#dde4e9;--text:#1d2a31;--radius:14px;--max:1120px;--shadow:0 6px 24px rgba(10,59,81,.10)}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--text);line-height:1.6;background:#fff;padding-bottom:64px}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy)}
h1,h2,h3{line-height:1.2;color:var(--navy);margin:0 0 .5em}
h1{font-size:clamp(2rem,7vw,3.4rem);letter-spacing:-.02em}
h2{font-size:clamp(1.6rem,5vw,2.3rem);letter-spacing:-.01em}
h3{font-size:1.15rem}
p{margin:0 0 1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:56px 0}
.section.alt{background:var(--light)}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--gray);margin-bottom:.5em}
.lead{font-size:1.1rem;color:#3b4a52;max-width:62ch}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:saturate(1.4) blur(6px)}
.site-header{transition:box-shadow .3s,background .3s}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:80px;transition:height .3s ease}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand img{height:62px;width:auto;transition:height .3s ease}
.site-header.scrolled{box-shadow:0 4px 18px rgba(10,59,81,.12)}
.site-header.scrolled .wrap{height:64px}
.site-header.scrolled .brand img{height:48px}
.nav-toggle{background:none;border:0;padding:10px;cursor:pointer;color:var(--navy)}
.nav-toggle svg{width:28px;height:28px}
.site-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
.site-nav.open{display:block}
.site-nav ul{list-style:none;margin:0;padding:8px 20px 16px}
.site-nav a{display:block;padding:12px 0;text-decoration:none;font-weight:600;color:var(--navy);border-bottom:1px solid var(--line)}
.site-nav a[aria-current=page]{color:var(--gray)}
.site-header .header-call{padding:10px 14px;font-size:.92rem}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 22px;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;font-size:1rem;cursor:pointer;line-height:1.1}
.btn svg{width:20px;height:20px;flex:none}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-2)}
.btn-light{background:#fff;color:var(--navy)}
.btn-outline{border-color:currentColor;color:var(--navy);background:transparent}
.btn-outline-light{border-color:#fff;color:#fff;background:transparent}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}

/* Page header (inner pages) */
.page-hero{background:var(--navy);color:#fff;padding:48px 0 40px}
.page-hero h1{color:#fff;font-size:clamp(1.9rem,6vw,2.8rem)}
.page-hero p{color:#dbe6ec;max-width:60ch;margin:0}

/* Services */
.grid{display:grid;gap:16px}
.services{grid-template-columns:repeat(2,1fr)}
.service{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 16px}
.service svg{width:30px;height:30px;color:var(--navy);margin-bottom:8px}
.service h3{font-size:1rem;margin:0 0 4px}
.service p{font-size:.9rem;color:#4b5a62;margin:0}

/* Projects */
.projects{grid-template-columns:1fr}
.project{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
.project img{width:100%;aspect-ratio:4/3;object-fit:cover}
.project .body{padding:18px}
.tag{display:inline-block;background:var(--light);color:var(--navy);font-size:.78rem;font-weight:700;padding:4px 10px;border-radius:999px;margin-bottom:8px}
.project p{color:#4b5a62;font-size:.95rem;margin:0}

/* Gallery */
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
.gallery a{display:block;border-radius:10px;overflow:hidden;background:var(--light)}
.gallery img{width:100%;aspect-ratio:1/1;object-fit:cover;transition:transform .3s}
.gallery a:hover img{transform:scale(1.03)}
.gallery .wide{grid-column:span 2}
.gallery .wide img{aspect-ratio:16/9}
/* legacy strip */ .strip{display:flex;gap:10px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;-webkit-overflow-scrolling:touch}
.strip figure{flex:0 0 72%;margin:0;scroll-snap-align:start}
.strip img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:10px}
.strip figcaption{font-size:.85rem;color:var(--gray);margin-top:6px}
.project-block{margin-bottom:48px}
.project-block header{margin-bottom:14px}
.note{font-size:.85rem;color:var(--gray)}

/* Reviews */
.reviews{grid-template-columns:1fr}
.review{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin:0}
.stars{color:#e3a008;letter-spacing:2px;font-size:1.05rem}
.review blockquote{margin:8px 0 12px;font-size:1rem}
.review figcaption{font-size:.85rem;color:var(--gray);font-weight:600}

/* Areas */
.areas{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr;gap:10px}
.areas li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.areas strong{color:var(--navy);display:block}
.areas span{font-size:.9rem;color:#4b5a62}

/* Stats */
.facts{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:24px 0}
.fact{background:var(--light);border-radius:12px;padding:16px}
.fact strong{display:block;font-size:1.5rem;color:var(--navy);line-height:1.1}
.fact span{font-size:.88rem;color:#4b5a62}

/* CTA band */
.cta-band{background:var(--navy);color:#fff;text-align:center;padding:56px 0}
.cta-band h2{color:#fff}
.cta-band p{color:#dbe6ec}
.cta-band .btn-row{justify-content:center}

/* Contact */
.contact-grid{display:grid;gap:28px}
.contact-card{background:var(--light);border-radius:var(--radius);padding:22px}
.contact-card dl{margin:0}
.contact-card dt{font-weight:700;color:var(--navy);margin-top:12px}
.contact-card dd{margin:0}
form{display:grid;gap:14px}
label{font-weight:600;font-size:.92rem;display:block;margin-bottom:4px}
input,select,textarea{width:100%;font:inherit;padding:12px 14px;border:1px solid #b9c6ce;border-radius:10px;background:#fff;color:var(--text)}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(10,59,81,.25);border-color:var(--navy)}
textarea{min-height:130px;resize:vertical}
.form-status{font-size:.92rem;color:var(--navy);min-height:1.2em}
.hp{position:absolute;left:-5000px}

/* About */
.about-grid{display:grid;gap:28px}
.about-logo{background:var(--light);border-radius:var(--radius);padding:32px;display:flex;align-items:center;justify-content:center}
.checklist{list-style:none;padding:0;margin:0 0 1em}
.checklist li{padding-left:28px;position:relative;margin-bottom:8px}
.checklist li::before{content:"";position:absolute;left:0;top:.45em;width:16px;height:16px;border-radius:50%;background:var(--navy) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/11px no-repeat}

/* Footer */
.site-footer{background:var(--navy-dark);color:#c9d6dd;padding:40px 0 24px;font-size:.92rem}
.site-footer a{color:#fff}
.footer-grid{display:grid;gap:24px}
.site-footer img{height:64px;width:auto;margin-bottom:10px}
.site-footer h3{color:#fff;font-size:1rem}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:6px}
.legal{border-top:1px solid rgba(255,255,255,.15);margin-top:28px;padding-top:16px;font-size:.85rem}

/* Sticky mobile call/text bar */
.mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:60;display:grid;grid-template-columns:1fr 1fr;background:var(--navy);box-shadow:0 -4px 16px rgba(0,0,0,.15);padding-bottom:env(safe-area-inset-bottom)}
.mobile-bar a{display:flex;align-items:center;justify-content:center;gap:8px;color:#fff;text-decoration:none;font-weight:700;padding:16px 0}
.mobile-bar a+a{border-left:1px solid rgba(255,255,255,.2)}
.mobile-bar svg{width:20px;height:20px}

/* Lightbox */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:100;display:none;align-items:center;justify-content:center;padding:16px}
.lightbox.open{display:flex}
.lightbox img{max-height:86vh;width:auto;border-radius:8px}
.lightbox button{position:absolute;top:12px;right:12px;background:#fff;border:0;border-radius:999px;width:44px;height:44px;font-size:24px;cursor:pointer}
.lightbox p{position:absolute;bottom:16px;left:16px;right:16px;color:#fff;text-align:center;font-size:.9rem;margin:0}

@media (min-width:640px){
  .services{grid-template-columns:repeat(3,1fr)}
  .projects{grid-template-columns:repeat(2,1fr)}
  .reviews{grid-template-columns:repeat(2,1fr)}
  .areas{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:repeat(3,1fr)}
  .strip figure{flex-basis:38%}
  .facts{grid-template-columns:repeat(4,1fr)}
}
@media (min-width:960px){
  body{padding-bottom:0}
  .mobile-bar{display:none}
  .nav-toggle{display:none}
  .site-nav{display:block;position:static;border:0;box-shadow:none;background:none}
  .site-nav ul{display:flex;gap:28px;padding:0}
  .site-nav a{border:0;padding:6px 0}
  .header-call{display:inline-flex;padding:10px 18px}
  .services{grid-template-columns:repeat(4,1fr)}
  .projects{grid-template-columns:repeat(3,1fr)}
  .reviews{grid-template-columns:repeat(3,1fr)}
  .hero .wrap{padding-top:140px;padding-bottom:110px}
  .contact-grid{grid-template-columns:1.3fr 1fr}
  .about-grid{grid-template-columns:1.4fr 1fr;align-items:start}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
  .gallery{grid-template-columns:repeat(4,1fr)}
  .strip figure{flex-basis:23%}
  .section{padding:80px 0}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}


/* ================= v2: hero, motion, team ================= */
/* Hero with crossfading Ken Burns slideshow + big centered logo */
.hero{position:relative;color:#fff;background:var(--navy-dark);overflow:hidden;text-align:center;min-height:min(88vh,820px);display:flex;align-items:center}
.hero-slides{position:absolute;inset:0}
.hero-slides .slide{position:absolute;inset:0;opacity:0;animation:heroFade 24s infinite}
.hero-slides .slide:nth-child(1){opacity:1;animation-delay:0s}
.hero-slides .slide:nth-child(2){animation-delay:6s}
.hero-slides .slide:nth-child(3){animation-delay:12s}
.hero-slides .slide:nth-child(4){animation-delay:18s}
.hero-slides img{width:100%;height:100%;object-fit:cover;animation:kenburns 24s linear infinite;transform-origin:60% 40%}
.hero-slides .slide:nth-child(2) img{animation-delay:6s;transform-origin:30% 60%}
.hero-slides .slide:nth-child(3) img{animation-delay:12s;transform-origin:70% 70%}
.hero-slides .slide:nth-child(4) img{animation-delay:18s;transform-origin:40% 30%}
@keyframes heroFade{0%{opacity:0}4%{opacity:1}25%{opacity:1}30%{opacity:0}100%{opacity:0}}
@keyframes kenburns{0%{transform:scale(1)}30%{transform:scale(1.12)}100%{transform:scale(1.12)}}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(10,59,81,.42) 0%,rgba(7,42,58,.78) 75%),linear-gradient(180deg,rgba(7,42,58,.25),rgba(7,42,58,.7))}
.hero-inner{position:relative;z-index:1;padding-top:40px;padding-bottom:72px;display:flex;flex-direction:column;align-items:center;width:100%}
.hero-logo{background:rgba(255,255,255,.96);border-radius:28px;padding:18px 26px;box-shadow:0 18px 50px rgba(0,0,0,.35);margin-bottom:26px;animation:logoIn .9s cubic-bezier(.2,.8,.2,1) both}
.hero-logo img{height:180px;width:auto}
.hero h1{color:#fff;margin-bottom:.35em;animation:riseIn .9s .15s cubic-bezier(.2,.8,.2,1) both}
.hero .lead{color:#e4edf2;margin:0 auto 24px;animation:riseIn .9s .3s cubic-bezier(.2,.8,.2,1) both}
.hero .btn-row{justify-content:center;animation:riseIn .9s .45s cubic-bezier(.2,.8,.2,1) both}
@keyframes logoIn{from{opacity:0;transform:scale(.9) translateY(10px)}to{opacity:1;transform:none}}
@keyframes riseIn{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.scroll-cue{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);width:26px;height:42px;border:2px solid rgba(255,255,255,.7);border-radius:14px}
.scroll-cue span{position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;border-radius:2px;background:#fff;animation:cue 1.8s infinite}
@keyframes cue{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(14px)}}

/* Nav underline */
.site-nav a{position:relative}
@media (min-width:960px){
  .site-nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--navy);transform:scaleX(0);transform-origin:left;transition:transform .3s ease}
  .site-nav a:hover::after,.site-nav a[aria-current=page]::after{transform:scaleX(1)}
  .site-nav a[aria-current=page]::after{background:var(--gray)}
  .site-header .wrap{height:96px}
  .brand img{height:76px}
  .site-header.scrolled .wrap{height:70px}
  .site-header.scrolled .brand img{height:54px}
  .hero-logo{padding:24px 34px}
  .hero-logo img{height:280px}
  .hero-inner{padding-top:56px;padding-bottom:96px}
}
@media (min-width:640px) and (max-width:959px){.hero-logo img{height:230px}}

/* Hover lifts / zooms */
.btn{transition:transform .2s ease,box-shadow .2s ease,background .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,.18)}
.project{transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s}
.project>a{display:block;overflow:hidden}
.project img{transition:transform .6s cubic-bezier(.2,.8,.2,1)}
.project:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(10,59,81,.18)}
.project:hover img{transform:scale(1.06)}
.service{transition:transform .3s cubic-bezier(.2,.8,.2,1),box-shadow .3s,border-color .3s}
.service svg{transition:transform .35s cubic-bezier(.2,.8,.2,1)}
.service:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c5d3db}
.service:hover svg{transform:scale(1.15) rotate(-4deg)}
.review,.areas li{transition:transform .3s,box-shadow .3s}
.review:hover,.areas li:hover{transform:translateY(-3px);box-shadow:var(--shadow)}

/* Scroll reveal (only when JS is running; content visible otherwise) */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.2,1);transition-delay:var(--d,0s)}
.js .reveal.in{opacity:1;transform:none}

/* Counter */
.facts{grid-template-columns:1fr!important;max-width:none;margin-top:32px}
.fact{display:flex;align-items:center;gap:18px;background:linear-gradient(120deg,var(--navy),var(--navy-dark));color:#fff;padding:22px 26px;border-radius:16px}
.fact strong{display:inline-flex;align-items:baseline;font-size:3rem;color:#fff;font-variant-numeric:tabular-nums;font-weight:800}
.fact strong .count{font-size:inherit;color:inherit;min-width:2ch;text-align:right}
.fact>span{color:#dbe7ee;font-size:1.05rem}

/* Auto-scrolling work-in-progress marquee */
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.marquee-track{display:flex;gap:12px;width:max-content;animation:marquee 60s linear infinite}
.marquee:hover .marquee-track,.marquee:focus-within .marquee-track,.marquee.paused .marquee-track{animation-play-state:paused}
.marquee figure{margin:0;width:64vw;max-width:300px;flex:none}
.marquee img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:12px}
.marquee figcaption{font-size:.85rem;color:var(--gray);margin-top:6px}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(calc(-50% - 6px))}}
@media (min-width:640px){.marquee figure{width:36vw}}
@media (min-width:960px){.marquee figure{width:22vw}}

/* Team */
.team{list-style:none;padding:0;margin:24px 0 0;display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.member{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 14px;text-align:center;display:flex;flex-direction:column;align-items:center;transition:transform .3s,box-shadow .3s}
.member:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.avatar{width:84px;height:84px;border-radius:50%;background:linear-gradient(145deg,var(--navy-2),var(--navy-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.6rem;letter-spacing:.04em;margin-bottom:12px;box-shadow:0 6px 16px rgba(10,59,81,.25)}
.m-name{font-weight:700;color:var(--navy);font-size:1.05rem}
.m-role{font-size:.9rem;color:var(--gray);min-height:1.4em}
.member.compact{padding:16px 10px;flex-direction:column}
.member.compact .avatar{width:64px;height:64px;font-size:1.25rem}
.team-home .lead{margin-bottom:0}
.link-arrow{font-weight:700;text-decoration:none}
.link-arrow:hover{text-decoration:underline}
@media (min-width:640px){.team{grid-template-columns:repeat(4,1fr)}}

/* Lightbox v2: smooth transitions + prev/next */
.lightbox{display:flex;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility 0s linear .3s}
.lightbox.open{opacity:1;visibility:visible;transition:opacity .3s ease}
.lightbox img{transform:scale(.94);transition:transform .35s cubic-bezier(.2,.8,.2,1),opacity .25s;opacity:0}
.lightbox.open img.loaded{transform:none;opacity:1}
.lightbox .lb-close{position:absolute;top:12px;right:12px}
.lightbox .lb-prev,.lightbox .lb-next{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.9);border:0;border-radius:999px;width:46px;height:46px;font-size:28px;line-height:1;cursor:pointer;color:var(--navy)}
.lightbox .lb-prev{left:12px}.lightbox .lb-next{right:12px}
.lightbox button{transition:transform .2s}
.lightbox button:hover{transform:scale(1.08)}
.lightbox .lb-prev:hover,.lightbox .lb-next:hover{transform:translateY(-50%) scale(1.08)}

/* Reduced motion: no animation, everything visible, marquee becomes a swipeable row */
@media (prefers-reduced-motion:reduce){
  .hero-slides .slide{animation:none;opacity:0}.hero-slides .slide:first-child{opacity:1}
  .hero-slides img,.hero-logo,.hero h1,.hero .lead,.hero .btn-row,.scroll-cue span{animation:none!important}
  .js .reveal{opacity:1;transform:none;transition:none}
  .marquee{overflow-x:auto;-webkit-mask-image:none;mask-image:none}
  .marquee-track{animation:none}
  .marquee figure[aria-hidden=true]{display:none}
  .project:hover,.service:hover,.member:hover,.review:hover,.btn:hover{transform:none}
  .project:hover img,.service:hover svg{transform:none}
}