:root{--navy:#1f3b6e;--navy-dk:#142849;--navy-lt:#2c5296;--accent:#e8572a;--accent-dk:#c9441b;--ink:#1d2433;--muted:#5b6475;--bg-alt:#f3f6fb;--line:#dde3ee;--radius:10px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);line-height:1.6;background:#fff}
a{color:var(--navy-lt)}
h1,h2,h3{line-height:1.2;margin:0 0 .6em}
h2{font-size:clamp(1.6rem,3vw,2.2rem);color:var(--navy)}
h2::after{content:"";display:block;width:56px;height:4px;background:var(--accent);margin-top:.45em;border-radius:2px}
.container{width:min(1140px,92%);margin:0 auto}
.skip{position:absolute;left:-999px}.skip:focus{left:1rem;top:1rem;background:#fff;padding:.5rem;z-index:99}
section[id]{scroll-margin-top:80px}

/* Header + logo */
.site-header{position:sticky;top:0;z-index:50;background:var(--navy);box-shadow:0 2px 10px rgba(0,0,0,.15)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:70px}
.logo{display:flex;flex-direction:column;text-decoration:none;color:#fff;line-height:1.1}
.logo-name{font-weight:800;letter-spacing:.06em;font-size:1.05rem}
.logo-sub{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;opacity:.9;border-top:2px solid var(--accent);padding-top:3px;margin-top:3px;align-self:flex-start}
.logo-sub em{font-style:italic;color:#ffb08f;text-transform:none;letter-spacing:.04em}
.nav{display:flex;gap:1.4rem;align-items:center}
.nav a{color:#fff;text-decoration:none;font-weight:600;font-size:.95rem}
.nav a:not(.btn):hover{color:#ffb08f}
.nav-toggle,.nav-burger{display:none}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.5em;padding:.8em 1.3em;border-radius:var(--radius);font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font-size:1rem;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn svg{width:1.15em;height:1.15em;fill:currentColor}
.btn-accent{background:var(--accent);color:#fff}.btn-accent:hover{background:var(--accent-dk)}
.btn-light{background:#fff;color:var(--navy)}
.btn-outline{border-color:#fff;color:#fff}.btn-outline:hover{background:rgba(255,255,255,.12)}
.btn-primary{background:var(--navy);color:#fff}.btn-primary:hover{background:var(--navy-dk)}
.btn-sm{padding:.5em 1em;font-size:.9rem}

/* Hero */
.hero{position:relative;overflow:hidden;color:#fff;background:radial-gradient(circle at 85% 20%,rgba(232,87,42,.25),transparent 40%),linear-gradient(135deg,var(--navy-dk) 0%,var(--navy) 55%,var(--navy-lt) 100%);padding:clamp(4rem,9vw,7rem) 0}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:40px 40px}
.hero-inner{position:relative;z-index:1;max-width:1140px}
.hero h1{font-size:clamp(2rem,5vw,3.4rem);max-width:22ch}
.hero h1 span{color:#ffb08f}
.eyebrow{display:inline-block;background:rgba(255,255,255,.12);border-left:4px solid var(--accent);padding:.3em .8em;font-weight:600;letter-spacing:.04em;font-size:.9rem}
.lead{font-size:1.15rem;max-width:58ch;opacity:.95}
.cta-row{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.8rem}
.hero-art{position:absolute;right:3%;bottom:8%;width:min(420px,38%);color:rgba(255,255,255,.22)}

/* Trust bar */
.trust{background:#fff;border-bottom:1px solid var(--line)}
.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);text-align:center}
.trust-grid div{padding:1.3rem .5rem;border-right:1px solid var(--line)}
.trust-grid div:last-child{border-right:0}
.trust strong{display:block;color:var(--navy);font-size:1.15rem}
.trust span{color:var(--muted);font-size:.9rem}

/* Sections */
.section{padding:clamp(3rem,7vw,5rem) 0}
.alt{background:var(--bg-alt)}
.section-lead{color:var(--muted);margin-top:-.2em;margin-bottom:2rem}
.two-col{display:grid;grid-template-columns:1.3fr 1fr;gap:3rem;align-items:start}
.checklist{list-style:none;padding:1.5rem;margin:0;background:var(--bg-alt);border-radius:var(--radius);border-top:4px solid var(--accent)}
.checklist li{padding:.5rem 0 .5rem 2rem;position:relative;font-weight:600}
.checklist li::before{content:"";position:absolute;left:0;top:.75rem;width:1.1rem;height:1.1rem;border-radius:50%;background:var(--navy) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z' fill='%23fff'/%3E%3C/svg%3E") center/80% no-repeat}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem}
@media (max-width:1000px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.cards{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;box-shadow:0 2px 8px rgba(31,59,110,.06)}
.card h3{color:var(--navy);font-size:1.15rem}
.card p,.card ul{color:var(--muted);margin:0}
.card ul{padding-left:1.1rem}
.icon{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--navy),var(--navy-lt));margin-bottom:1rem;color:#fff}
.icon svg{width:26px;height:26px;fill:#fff}

.projects{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1rem;margin-bottom:2rem}
.project{border-left:4px solid var(--accent);background:var(--bg-alt);padding:1rem 1.2rem;border-radius:0 var(--radius) var(--radius) 0}
.project h3{font-size:1.02rem;color:var(--navy);margin-bottom:.2em}
.project p{margin:0;color:var(--muted);font-size:.93rem}
.sub{color:var(--navy)}
.tags{list-style:none;padding:0;margin:0 0 2rem;display:flex;flex-wrap:wrap;gap:.6rem}
.tags li{border:1px solid var(--line);border-radius:999px;padding:.35em 1em;font-size:.93rem;background:#fff}

/* Contact */
.contact{background:linear-gradient(180deg,var(--bg-alt),#fff)}
.contact-list{display:grid;grid-template-columns:max-content 1fr;gap:.6rem 1.2rem;margin:1.5rem 0}
.contact-list dt{font-weight:700;color:var(--navy)}
.contact-list dd{margin:0;word-break:break-word}
.bid-form{background:#fff;border-radius:var(--radius);padding:1.8rem;box-shadow:0 8px 30px rgba(31,59,110,.12);border-top:5px solid var(--accent);display:grid;gap:.9rem}
.bid-form h3{color:var(--navy);font-size:1.35rem;margin:0}
.bid-form label{display:grid;gap:.3rem;font-weight:600;font-size:.92rem}
.bid-form .row{display:grid;grid-template-columns:1fr 1fr;gap:.9rem}
.bid-form input,.bid-form select,.bid-form textarea{font:inherit;padding:.65em .8em;border:1px solid var(--line);border-radius:8px;background:#fbfcfe;width:100%}
.bid-form input:focus,.bid-form select:focus,.bid-form textarea:focus{outline:2px solid var(--navy-lt);border-color:transparent}
.bid-form button{justify-content:center}
.form-note{font-size:.83rem;color:var(--muted);margin:0}

.site-footer{background:var(--navy-dk);color:#cdd6e6;padding:2rem 0}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}
.footer-inner p{margin:0;font-size:.9rem}

/* Mobile */
@media (max-width:860px){
  .nav-burger{display:block;width:44px;height:44px;cursor:pointer;position:relative;flex:0 0 44px}
  .nav-burger span,.nav-burger span::before,.nav-burger span::after{position:absolute;left:10px;width:24px;height:3px;background:#fff;border-radius:2px;content:""}
  .nav-burger span{top:20px}.nav-burger span::before{top:-8px;left:0}.nav-burger span::after{top:8px;left:0}
  .nav{position:absolute;top:70px;left:0;right:0;background:var(--navy);flex-direction:column;align-items:stretch;gap:0;padding:0 4%;max-height:0;overflow:hidden;transition:max-height .25s}
  .nav a{padding:.9rem 0;border-top:1px solid rgba(255,255,255,.1)}
  .nav .btn{justify-content:center;margin:.8rem 0}
  .nav-toggle:checked~.nav{max-height:400px}
  .two-col{grid-template-columns:1fr;gap:2rem}
  .hero-art{display:none}
  .trust-grid{grid-template-columns:1fr}
  .trust-grid div{border-right:0;border-bottom:1px solid var(--line);padding:.9rem}
  .trust-grid div:last-child{border-bottom:0}
}
@media (max-width:520px){
  .cta-row .btn{width:100%;justify-content:center}
  .bid-form .row{grid-template-columns:1fr}
  .logo-name{font-size:.92rem}
  .contact-list{grid-template-columns:1fr;gap:.1rem}
  .contact-list dd{margin-bottom:.6rem}
}

/* Hero photo */
.hero.hero-photo{background:linear-gradient(90deg,rgba(20,40,73,.94) 0%,rgba(20,40,73,.82) 45%,rgba(20,40,73,.45) 100%),url("images/hero-crane-set-modular.jpg") center 40%/cover no-repeat,var(--navy-dk)}
.hero.hero-photo::before{background:radial-gradient(circle at 85% 20%,rgba(232,87,42,.18),transparent 40%)}
.hero.hero-photo h1,.hero.hero-photo .lead{text-shadow:0 2px 12px rgba(0,0,0,.35)}
@media (max-width:860px){.hero.hero-photo{background:linear-gradient(180deg,rgba(20,40,73,.85),rgba(20,40,73,.68)),url("images/hero-crane-set-modular.jpg") 60% center/cover no-repeat,var(--navy-dk)}}

/* Gallery */
#gallery+#projects{border-top:1px solid var(--line)}
.gallery{display:grid;grid-template-columns:repeat(5,1fr);gap:1rem}
@media (max-width:1000px){.gallery{grid-template-columns:repeat(2,1fr);gap:.8rem}}
.gallery-item{display:flex;flex-direction:column;margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 2px 8px rgba(31,59,110,.06)}
.gallery-item a{display:block;overflow:hidden;background:var(--line)}
.gallery-item img{display:block;width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;transition:transform .3s}
.gallery-item a:hover img,.gallery-item a:focus-visible img{transform:scale(1.04)}
.gallery-item figcaption{padding:.65rem .8rem;font-weight:600;color:var(--navy);font-size:.88rem;line-height:1.35;border-top:3px solid var(--accent)}
@media (max-width:520px){.gallery-item figcaption{font-size:.8rem;padding:.5rem .6rem}}
.gallery-item.wide{grid-column:span 2}
.gallery-item.wide a{flex:1;position:relative;min-height:220px}
.gallery-item.wide img{position:absolute;top:0;left:0;inset:0;height:100%;aspect-ratio:auto}

/* Scopes of work */
.scopes{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
@media (max-width:1100px){.scopes{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.scopes{grid-template-columns:1fr}}
.scope{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 2px 8px rgba(31,59,110,.06);display:flex;flex-direction:column}
.scope-img{display:block;width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;border-bottom:3px solid var(--accent)}
.scope-body{padding:1.2rem 1.25rem 1.4rem}
.scope h3{color:var(--navy);font-size:1.1rem;margin-bottom:.5em}
.scope p{color:var(--muted);margin:0 0 .8em;font-size:.93rem}
.scope ul{margin:0;padding-left:1.1rem;color:var(--ink);font-size:.9rem}
.scope li{margin:.15em 0}
.scope li::marker{color:var(--accent)}
.scopes-cta{margin:2rem 0 0;text-align:center}

/* Brand logo (Concept A) */
.logo picture,.logo-img{display:block}
.logo-img{height:46px;width:auto}
.nav-wrap{gap:1rem}
.slogan{display:flex;align-items:center;gap:.55rem;margin:1.1rem 0 .5rem;font-size:clamp(1.35rem,3.2vw,2rem);font-weight:800;font-style:italic;letter-spacing:.01em;line-height:1.15;text-shadow:0 2px 12px rgba(0,0,0,.35)}
.slogan span{color:#ffb08f}
.slogan img{width:1.6em;height:1.6em;flex:0 0 auto;filter:drop-shadow(0 2px 6px rgba(0,0,0,.3))}
.footer-logo{display:block;height:56px;width:auto;max-width:100%}
@media (max-width:1060px){.logo-img{height:42px}.nav{gap:1.1rem}}
@media (max-width:520px){.logo-img{height:40px}.footer-logo{height:auto;width:100%;max-width:340px}}