/* =========================================================
   DHCS CORPORATE REFRESH — V4
   Visual direction: premium mining contractor / navy + gold
   ========================================================= */
:root{
  --dh-navy:#071d36;
  --dh-navy-2:#0d2c50;
  --dh-blue:#174b79;
  --dh-gold:#d7aa3e;
  --dh-gold-light:#f0cc70;
  --dh-paper:#f5f4f0;
  --dh-white:#fff;
  --dh-text:#182638;
  --dh-muted:#6c7887;
  --dh-line:#e1e5e9;
  --dh-max:1280px;
}
body{background:var(--dh-paper);color:var(--dh-text)}
.container{width:min(calc(100% - 56px),var(--dh-max))}
.topline{height:32px;background:var(--dh-navy);color:#c8d2df;font-size:9px;letter-spacing:.13em}
.topline-inner{display:flex;align-items:center;justify-content:space-between;height:100%}
.topline-kicker{display:flex;align-items:center;gap:10px;font-weight:800}
.topline-kicker i{width:6px;height:6px;background:var(--dh-gold);border-radius:50%;display:inline-block}
.topline-note{font-size:8px;letter-spacing:.16em;color:#9eafc2}
.topline-note b{color:var(--dh-gold);padding:0 7px}
.site-header{background:rgba(255,255,255,.97);color:var(--dh-navy);border-bottom:1px solid rgba(7,29,54,.1);box-shadow:0 6px 24px rgba(7,29,54,.045);backdrop-filter:blur(16px)}
.nav-shell{height:82px;gap:24px}
.brand{min-width:205px;gap:11px}
.brand-emblem{width:53px;height:53px;border-radius:50%;background:#fff;display:grid;place-items:center;box-shadow:0 0 0 1px rgba(7,29,54,.08);flex:0 0 auto}
.brand img{width:49px;height:49px;object-fit:contain}
.brand-copy b{font-size:13px;letter-spacing:.11em;color:var(--dh-navy)}
.brand-copy small{font-size:8px;letter-spacing:.2em;color:#7a8794;margin-top:5px}
.main-nav{gap:20px;color:#34445a;font-size:11px;font-weight:700;letter-spacing:.015em}
.main-nav>a,.nav-trigger{height:82px;display:flex;align-items:center;position:relative;color:#34445a}
.main-nav>a:after,.nav-group>.nav-trigger:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background:var(--dh-gold);transform:scaleX(0);transform-origin:left;transition:transform .22s}
.main-nav>a:hover,.main-nav>a.active,.nav-trigger:hover,.nav-trigger.active{color:var(--dh-navy)}
.main-nav>a:hover:after,.main-nav>a.active:after,.nav-group>.nav-trigger:hover:after,.nav-group>.nav-trigger.active:after{transform:scaleX(1)}
.nav-trigger{border:0;background:transparent;padding:0;gap:8px;font-size:inherit;font-weight:inherit;cursor:pointer}
.nav-trigger b{font-size:13px;color:var(--dh-gold);transition:transform .2s}
.nav-group.open .nav-trigger b{transform:rotate(180deg)}
.nav-menu{display:none;position:absolute;top:calc(100% - 1px);left:-16px;width:300px;padding:9px;background:#fff;border:1px solid #e6e9ed;border-radius:7px;box-shadow:0 20px 45px rgba(7,29,54,.16)}
.nav-group:hover .nav-menu,.nav-group:focus-within .nav-menu,.nav-group.open .nav-menu{display:block}
.nav-menu a{display:block;padding:12px 13px;border:0;border-radius:4px;color:var(--dh-navy);font-size:11px;line-height:1.35}
.nav-menu a:hover,.nav-menu a.active{background:#f3f5f7;color:var(--dh-navy)}
.nav-menu a span{display:block;font-size:11px;font-weight:800}
.nav-menu a small{display:block;margin-top:4px;font-size:9px;letter-spacing:0;text-transform:none;color:#7c8997}
.nav-actions{display:flex;align-items:center}
.nav-cta{height:44px;padding:0 16px;background:var(--dh-navy);color:#fff;border-radius:3px;display:flex;align-items:center;gap:18px;font-size:9px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;transition:background .2s,transform .2s}
.nav-cta:hover{background:var(--dh-blue);transform:translateY(-1px)}
.nav-cta b{color:var(--dh-gold-light);font-size:15px}
.nav-toggle{display:none}
.nav-mobile-cta{display:none!important}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Home hero */
.dh-hero{background:var(--dh-navy);color:#fff;position:relative;overflow:hidden}
.dh-hero-grid{max-width:1600px;margin:0 auto;display:grid;grid-template-columns:minmax(0, .93fr) minmax(0,1.07fr);min-height:635px}
.dh-hero-copy{padding:88px 55px 75px max(28px,calc((100vw - var(--dh-max))/2));display:flex;flex-direction:column;justify-content:center;position:relative;z-index:2}
.dh-eyebrow,.dh-overline{font-size:9px;line-height:1.5;letter-spacing:.18em;font-weight:800;text-transform:uppercase;color:#a67e25;margin:0 0 19px}
.dh-eyebrow{color:var(--dh-gold-light);display:flex;align-items:center;gap:9px;flex-wrap:wrap}
.dh-eyebrow span{width:28px;height:1px;background:var(--dh-gold);display:inline-block}
.dh-eyebrow i{font-style:normal;color:#657b91}
.dh-hero h1{font:400 clamp(46px,4.8vw,66px)/1.01 var(--serif);letter-spacing:-.035em;max-width:680px;margin:0 0 25px;color:#fff;text-wrap:balance}
.dh-hero h1 em,.dh-section-head h2 em,.dh-about-copy h2 em,.dh-fleet-copy h2 em,.dh-cta h2 em,.dh-page-hero h1 em,.dh-process-band h2 em,.dh-equipment-cta h2 em,.dh-proof-grid h2 em{font-style:italic;color:var(--dh-gold-light)}
.dh-hero-lead{max-width:570px;color:#bdc9d5;font-size:14px;line-height:1.9;margin:0 0 28px}
.dh-hero-actions{display:flex;gap:11px;flex-wrap:wrap}
.dh-button{min-height:48px;padding:0 19px;display:inline-flex;align-items:center;justify-content:center;gap:20px;font-size:9px;line-height:1.2;font-weight:800;letter-spacing:.075em;text-transform:uppercase;border:1px solid transparent;border-radius:2px;transition:transform .2s,background .2s,border-color .2s}
.dh-button:hover{transform:translateY(-2px)}
.dh-button b{font-size:15px}
.dh-button-gold{background:var(--dh-gold);color:var(--dh-navy);border-color:var(--dh-gold)}
.dh-button-gold:hover{background:var(--dh-gold-light);border-color:var(--dh-gold-light)}
.dh-button-outline{color:#fff;border-color:rgba(255,255,255,.35);background:transparent}
.dh-button-outline:hover{background:rgba(255,255,255,.08);border-color:#fff}
.dh-button-dark{background:var(--dh-navy);color:#fff;border-color:var(--dh-navy)}
.dh-button-dark:hover{background:var(--dh-blue)}
.dh-hero-pillars{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:44px;color:#aebdcc;font-size:8px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
.dh-hero-pillars i{width:4px;height:4px;border-radius:50%;background:var(--dh-gold);display:inline-block}
.dh-hero-visual{position:relative;min-height:635px;overflow:hidden;background:#142a41}
.dh-hero-main-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;filter:saturate(.78) contrast(1.04)}
.dh-hero-image-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,29,54,.34),transparent 36%),linear-gradient(0deg,rgba(7,29,54,.82),transparent 42%)}
.dh-image-caption{position:absolute;left:42px;bottom:42px;display:flex;flex-direction:column;gap:5px}
.dh-image-caption span{font-size:8px;letter-spacing:.17em;color:var(--dh-gold-light);font-weight:800}
.dh-image-caption b{font:400 28px/1.1 var(--serif);color:#fff}
.dh-image-caption small{font-size:8px;color:#c0cad5;letter-spacing:.06em}
.dh-hero-inset{position:absolute;right:35px;top:35px;width:230px;padding:8px;background:#fff;color:var(--dh-navy);box-shadow:0 16px 40px rgba(0,0,0,.22)}
.dh-hero-inset img{width:100%;height:105px;object-fit:cover}
.dh-hero-inset div{padding:9px 8px 7px;display:flex;flex-direction:column;gap:4px}
.dh-hero-inset small{font-size:7px;letter-spacing:.16em;color:#a67e25;font-weight:800}
.dh-hero-inset b{font:400 17px/1.2 var(--serif)}
.dh-hero-index{position:absolute;right:36px;bottom:38px;display:flex;align-items:center;gap:22px;color:#d8e1e9;font-size:8px;letter-spacing:.18em}
.dh-hero-index span{font-weight:800;color:var(--dh-gold-light)}
.dh-hero-index b{font-weight:700}
.dh-hero-index i{font-style:normal;color:var(--dh-gold)}
.dh-hero-ribbon{display:grid;grid-template-columns:repeat(3,1fr) 1.1fr;background:#fff;color:var(--dh-navy);padding:0 max(28px,calc((100vw - var(--dh-max))/2));min-height:83px;align-items:center}
.dh-hero-ribbon>div{min-height:49px;padding:6px 22px;border-right:1px solid #e5e8eb;display:flex;flex-direction:column;justify-content:center;gap:3px}
.dh-hero-ribbon>div:first-child{padding-left:0}
.dh-ribbon-mark{font-size:7px;letter-spacing:.16em;color:#ad8123;font-weight:800}
.dh-hero-ribbon b{font-size:10px;letter-spacing:.035em}
.dh-hero-ribbon small{font-size:8px;color:#7b8794}
.dh-hero-ribbon .dh-ribbon-scroll{border:0;align-items:flex-end;color:#8995a2;font-size:8px;letter-spacing:.15em;font-weight:800}
.dh-ribbon-scroll span{color:#b7892d;font-size:15px}

/* Facts strip */
.dh-facts{background:#0c2b4d;color:#fff;padding:30px 0 17px}
.dh-facts-grid{display:grid;grid-template-columns:1.35fr repeat(4,1fr);align-items:stretch}
.dh-facts-intro,.dh-fact{padding:15px 25px;border-right:1px solid rgba(255,255,255,.13)}
.dh-facts-intro{padding-left:0}
.dh-overline{color:#a77d27;margin-bottom:12px}
.dh-overline-light{color:var(--dh-gold-light)}
.dh-facts-intro .dh-overline{color:var(--dh-gold-light)}
.dh-facts-intro h2{font:400 26px/1.12 var(--serif);margin:0;color:#fff}
.dh-fact strong{display:block;font:400 46px/.95 var(--serif);color:var(--dh-gold-light)}
.dh-fact span{display:block;margin-top:9px;font-size:9px;line-height:1.55;color:#b3c1ce}
.dh-facts-note{padding-top:13px;text-align:right;color:#8ea2b5;font-size:8px;line-height:1.6}

/* Main sections */
.dh-section{padding:100px 0}
.dh-about{background:#f4f2ed}
.dh-about-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}
.dh-about-visual{position:relative;padding:0 34px 34px 0}
.dh-about-visual>img{width:100%;height:520px;object-fit:cover;object-position:center}
.dh-about-accent{position:absolute;right:0;bottom:0;width:56%;height:58%;border:1px solid var(--dh-gold);z-index:0}
.dh-photo-stamp{position:absolute;left:22px;bottom:55px;background:var(--dh-navy);color:#fff;padding:15px 19px;display:flex;flex-direction:column;gap:4px;min-width:190px}
.dh-photo-stamp span{font-size:7px;letter-spacing:.16em;color:var(--dh-gold-light);font-weight:800}
.dh-photo-stamp b{font:400 22px var(--serif)}
.dh-photo-stamp small{font-size:8px;color:#b6c3d0}
.dh-about-copy h2,.dh-fleet-copy h2{font:400 clamp(38px,4.3vw,60px)/1.04 var(--serif);letter-spacing:-.025em;margin:0 0 22px;color:var(--dh-navy)}
.dh-about-copy>p:not(.dh-overline){font-size:12px;line-height:1.95;color:#566477;margin:0 0 17px}
.dh-about-points{border-top:1px solid #d8dce0;margin:28px 0 25px}
.dh-about-points>div{display:grid;grid-template-columns:135px 1fr;gap:18px;padding:13px 0;border-bottom:1px solid #d8dce0}
.dh-about-points b{font-size:10px;color:var(--dh-navy)}
.dh-about-points span{font-size:10px;color:#74808c}
.dh-text-link{display:inline-flex;align-items:center;gap:18px;padding-bottom:7px;border-bottom:1px solid var(--dh-gold);font-size:9px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--dh-navy)}
.dh-text-link b{font-size:15px;color:#b4882c}
.dh-capabilities{background:#fff}
.dh-section-head{display:grid;grid-template-columns:1.05fr .75fr;gap:70px;align-items:end;margin-bottom:42px}
.dh-section-head h2{font:400 clamp(38px,4.5vw,62px)/1.02 var(--serif);letter-spacing:-.03em;color:var(--dh-navy);margin:0;text-wrap:balance}
.dh-section-head>p{font-size:12px;line-height:1.9;color:#687687;margin:0 0 4px;max-width:530px}
.dh-work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
.dh-work-card{position:relative;display:block;min-height:365px;background:var(--dh-navy);overflow:hidden;color:#fff}
.dh-work-card>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.78);transition:transform .6s}
.dh-work-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(7,29,54,.95),rgba(7,29,54,.05) 75%)}
.dh-work-card:hover>img{transform:scale(1.05)}
.dh-work-card-body{position:absolute;z-index:1;left:24px;right:22px;bottom:22px}
.dh-work-card-body small{font-size:7px;letter-spacing:.16em;color:var(--dh-gold-light);font-weight:800}
.dh-work-card-body h3{font:400 27px/1.05 var(--serif);margin:10px 0 18px}
.dh-work-card-body>span{display:flex;justify-content:space-between;align-items:center;border-top:1px solid rgba(255,255,255,.28);padding-top:11px;color:#d4dce4;font-size:8px;letter-spacing:.1em;text-transform:uppercase}
.dh-work-card-body>span b{font-size:15px;color:var(--dh-gold-light)}
.dh-section-foot{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:27px;color:#8a96a2;font-size:8px;letter-spacing:.14em;font-weight:800}
.dh-fleet-feature{background:var(--dh-navy);color:#fff}
.dh-fleet-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:75px;align-items:center}
.dh-fleet-copy h2{color:#fff}
.dh-fleet-copy>p:not(.dh-overline){max-width:520px;color:#bdc9d5;font-size:12px;line-height:1.9;margin:0 0 26px}
.dh-fleet-mini-stats{display:flex;gap:42px;margin:30px 0}
.dh-fleet-mini-stats>div{display:flex;flex-direction:column;gap:4px}
.dh-fleet-mini-stats strong{font:400 39px/1 var(--serif);color:var(--dh-gold-light)}
.dh-fleet-mini-stats span{font-size:8px;color:#aebdcb;letter-spacing:.1em;text-transform:uppercase}
.dh-muted-note{display:block;margin-top:17px;color:#8ea2b5;font-size:8px;line-height:1.7}
.dh-fleet-visual{position:relative;min-height:520px;padding:0 0 70px 70px}
.dh-fleet-main{width:100%;height:450px;object-fit:cover;object-position:center}
.dh-fleet-secondary{position:absolute;left:0;bottom:0;display:flex;gap:9px;padding:8px;background:#fff;width:62%;box-shadow:0 14px 35px rgba(0,0,0,.2)}
.dh-fleet-secondary img{width:50%;height:125px;object-fit:cover}
.dh-fleet-visual-label{position:absolute;right:0;top:24px;background:var(--dh-gold);color:var(--dh-navy);padding:13px 16px;display:flex;flex-direction:column;gap:4px}
.dh-fleet-visual-label b{font-size:10px;letter-spacing:.1em}
.dh-fleet-visual-label span{font-size:7px;letter-spacing:.13em}
.dh-portfolio-preview{background:#f4f2ed}
.dh-portfolio-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.dh-portfolio-card{background:#fff;display:flex;flex-direction:column;box-shadow:0 12px 32px rgba(7,29,54,.06);transition:transform .25s,box-shadow .25s}
.dh-portfolio-card:hover{transform:translateY(-4px);box-shadow:0 18px 38px rgba(7,29,54,.11)}
.dh-portfolio-card img{width:100%;height:240px;object-fit:cover}
.dh-portfolio-card>div{padding:21px 22px 22px}
.dh-portfolio-card small{font-size:7px;letter-spacing:.16em;color:#a77d27;font-weight:800}
.dh-portfolio-card h3{font:400 25px/1.15 var(--serif);color:var(--dh-navy);margin:10px 0 15px}
.dh-portfolio-card span{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--dh-line);padding-top:11px;font-size:8px;color:#758292;letter-spacing:.1em;text-transform:uppercase}
.dh-portfolio-card span b{font-size:15px;color:#b4882c}
.dh-cta{background:#0c2b4d;color:#fff;padding:83px 0;position:relative;overflow:hidden}
.dh-cta:after{content:"2HRI";position:absolute;right:-10px;bottom:-100px;font:400 250px/1 var(--serif);color:rgba(255,255,255,.035);letter-spacing:-.08em}
.dh-cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:end}
.dh-cta h2{font:400 clamp(40px,5vw,68px)/1 var(--serif);margin:0;color:#fff}
.dh-cta-inner>div:last-child p{font-size:12px;line-height:1.9;color:#b8c6d4;max-width:440px;margin:0 0 22px}

/* Shared inner page hero */
.dh-page-hero{position:relative;min-height:490px;background:var(--dh-navy);color:#fff;display:flex;align-items:flex-end;overflow:hidden}
.dh-page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,29,54,.96) 0%,rgba(7,29,54,.83) 48%,rgba(7,29,54,.25) 100%),linear-gradient(0deg,rgba(7,29,54,.48),transparent 70%),var(--dh-page-image) center/cover no-repeat;filter:saturate(.76)}
.dh-page-hero-inner{position:relative;z-index:1;padding:65px 0 68px}
.dh-breadcrumb{display:flex;align-items:center;gap:10px;margin-bottom:43px;color:#afbdca;font-size:8px;letter-spacing:.13em;text-transform:uppercase}
.dh-breadcrumb span:last-child{color:var(--dh-gold-light)}
.dh-breadcrumb a:hover{color:#fff}
.dh-page-hero .dh-overline{color:var(--dh-gold-light)}
.dh-page-hero h1{font:400 clamp(45px,5.7vw,76px)/1 var(--serif);letter-spacing:-.035em;max-width:850px;margin:0 0 19px;color:#fff}
.dh-page-hero-inner>p:last-child{max-width:650px;color:#c4cfda;font-size:12px;line-height:1.9;margin:0}
.dh-page-hero-side{position:absolute;right:max(28px,calc((100vw - var(--dh-max))/2));bottom:38px;z-index:1;display:flex;flex-direction:column;align-items:flex-end;gap:7px;color:var(--dh-gold-light)}
.dh-page-hero-side span{font-size:8px;letter-spacing:.2em;font-weight:800}
.dh-page-hero-side b{font:400 22px/1 var(--serif);text-align:right;color:#fff;letter-spacing:.05em}

/* Fleet catalog */
.dh-fleet-summary{background:#0c2b4d;color:#fff;padding:27px 0}
.dh-fleet-summary-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.dh-fleet-summary-grid>div{padding:10px 25px;border-right:1px solid rgba(255,255,255,.14);display:flex;flex-direction:column;gap:4px}
.dh-fleet-summary-grid>div:first-child{padding-left:0}
.dh-fleet-summary-grid>div:last-child{border:0}
.dh-fleet-summary-grid span{font-size:7px;letter-spacing:.15em;color:#9fb0c1;font-weight:800}
.dh-fleet-summary-grid strong{font:400 38px/1 var(--serif);color:var(--dh-gold-light)}
.dh-fleet-summary-grid small{font-size:9px;color:#c0cbd5}
.dh-equipment-section{background:#f5f4f0}
.dh-section-head-stack{grid-template-columns:1fr .8fr}
.dh-filter-row{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 26px}
.dh-filter{border:1px solid #d6dce2;background:transparent;color:#5e6b7b;padding:10px 14px;font-size:9px;font-weight:800;letter-spacing:.06em;cursor:pointer;transition:.2s}
.dh-filter span{margin-left:7px;color:#a47b2b}
.dh-filter:hover,.dh-filter.is-active{background:var(--dh-navy);border-color:var(--dh-navy);color:#fff}
.dh-filter.is-active span{color:var(--dh-gold-light)}
.dh-equipment-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px}
.dh-equipment-card{background:#fff;border:1px solid #e3e6e8;min-width:0;transition:transform .2s,box-shadow .2s}
.dh-equipment-card:hover{transform:translateY(-3px);box-shadow:0 14px 28px rgba(7,29,54,.08)}
.dh-equipment-photo{height:175px;position:relative;background:#e7ebee;overflow:hidden}
.dh-equipment-photo img{width:100%;height:100%;object-fit:cover;transition:transform .45s}
.dh-equipment-card:hover .dh-equipment-photo img{transform:scale(1.04)}
.dh-equipment-photo>span{position:absolute;left:10px;top:10px;background:rgba(7,29,54,.88);color:#fff;padding:6px 8px;font-size:6px;letter-spacing:.14em;font-weight:800}
.dh-equipment-info{padding:14px 14px 15px;display:flex;align-items:flex-start;justify-content:space-between;gap:10px;min-height:94px}
.dh-equipment-info small{font-size:6px;letter-spacing:.14em;color:#a77d27;font-weight:800}
.dh-equipment-info h3{font:600 12px/1.35 var(--sans);color:var(--dh-navy);margin:5px 0 0}
.dh-quantity{white-space:nowrap;color:var(--dh-navy);font:400 23px/1 var(--serif);padding-left:8px;border-left:1px solid #e2e6e9}
.dh-quantity small{display:block;font:700 6px var(--sans);color:#85919d;text-transform:uppercase;letter-spacing:.1em;margin-top:3px}
.dh-source-note{display:grid;grid-template-columns:145px 1fr;gap:20px;padding:18px 20px;margin-top:26px;background:#e9edf1;border-left:3px solid var(--dh-gold);font-size:9px;line-height:1.8;color:#687687}
.dh-source-note b{color:var(--dh-navy);font-size:10px}
.dh-equipment-cta{background:#fff;padding:72px 0}
.dh-equipment-cta-inner{display:flex;justify-content:space-between;align-items:center;gap:35px}
.dh-equipment-cta h2{font:400 clamp(34px,4vw,52px)/1.04 var(--serif);color:var(--dh-navy);margin:0}
.dh-equipment-cta .dh-overline{margin-bottom:13px}

/* Work portfolio */
.dh-portfolio-intro{background:#f5f4f0;padding-bottom:90px}
.dh-portfolio-intro>.container.dh-section-head{margin-bottom:40px}
.dh-project-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}
.dh-project-card{background:#fff;border:1px solid #e5e7e8;display:flex;flex-direction:column;min-width:0}
.dh-project-image{height:215px;position:relative;overflow:hidden;background:#dce2e7}
.dh-project-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.dh-project-card:hover .dh-project-image img{transform:scale(1.04)}
.dh-project-image>span{position:absolute;left:13px;top:13px;width:31px;height:31px;display:grid;place-items:center;background:var(--dh-gold);color:var(--dh-navy);font:400 17px var(--serif)}
.dh-project-content{padding:20px 21px 23px;flex:1}
.dh-project-content small{font-size:7px;letter-spacing:.13em;color:#a77d27;font-weight:800}
.dh-project-content h3{font:400 23px/1.15 var(--serif);color:var(--dh-navy);margin:9px 0 10px}
.dh-project-content p{font-size:10px;line-height:1.8;color:#697687;margin:0}
.dh-project-card-wide{grid-column:span 3;display:grid;grid-template-columns:1.05fr .95fr}
.dh-project-card-wide .dh-project-image{height:100%;min-height:230px}
.dh-project-card-wide .dh-project-content{padding:30px 35px;align-self:center}
.dh-process-band{background:var(--dh-navy);color:#fff;padding:78px 0}
.dh-process-band h2{font:400 clamp(36px,4.5vw,58px)/1.02 var(--serif);margin:0 0 35px}
.dh-process-track{display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid rgba(255,255,255,.18);padding-top:24px}
.dh-process-track>div{display:flex;flex-direction:column;gap:9px;min-width:0}
.dh-process-track span{font-size:8px;color:var(--dh-gold-light);letter-spacing:.15em;font-weight:800}
.dh-process-track b{font-size:10px;color:#d6e0e9}
.dh-process-track>i{font-style:normal;color:#9a7a35;font-size:14px}
.dh-portfolio-proof{background:#fff}
.dh-proof-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:80px;align-items:start}
.dh-proof-grid h2{font:400 clamp(38px,4.4vw,58px)/1.04 var(--serif);color:var(--dh-navy);margin:0}
.dh-proof-grid>div:last-child p{font-size:11px;line-height:1.95;color:#637184;margin:0 0 17px}
.dh-proof-grid .dh-text-link{margin-top:8px}

/* Gallery */
.dh-gallery-section{background:#f5f4f0}
.dh-gallery-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:190px;grid-auto-flow:dense;gap:13px}
.dh-gallery-card{position:relative;margin:0;overflow:hidden;background:#dfe4e8;min-width:0}
.dh-gallery-card.dh-gallery-feature{grid-column:span 2;grid-row:span 2}
.dh-gallery-open{position:absolute;inset:0;padding:0;border:0;background:transparent;width:100%;height:100%;cursor:zoom-in;text-align:left}
.dh-gallery-open img{width:100%;height:100%;object-fit:cover;transition:transform .55s,filter .3s;filter:saturate(.88)}
.dh-gallery-card:hover .dh-gallery-open img{transform:scale(1.045);filter:saturate(1)}
.dh-gallery-card figcaption{position:absolute;left:0;right:0;bottom:0;pointer-events:none;padding:35px 15px 14px;background:linear-gradient(0deg,rgba(7,29,54,.94),transparent);color:#fff}
.dh-gallery-card figcaption small{display:block;color:var(--dh-gold-light);font-size:6px;letter-spacing:.13em;font-weight:800;margin-bottom:5px}
.dh-gallery-card figcaption b{display:block;font:400 18px/1.15 var(--serif)}
.dh-gallery-feature figcaption{padding:55px 22px 21px}
.dh-gallery-feature figcaption b{font-size:26px}
.dh-gallery-zoom{position:absolute;right:12px;top:12px;width:31px;height:31px;background:rgba(7,29,54,.8);color:#fff;display:grid;place-items:center;font-size:14px;opacity:0;transition:opacity .2s}
.dh-gallery-card:hover .dh-gallery-zoom,.dh-gallery-open:focus-visible .dh-gallery-zoom{opacity:1}
.dh-gallery-filters{margin-bottom:25px}
.dh-lightbox{width:min(92vw,1100px);max-width:1100px;max-height:90vh;border:0;padding:14px;background:#071d36;color:#fff;box-shadow:0 25px 80px rgba(0,0,0,.45)}
.dh-lightbox::backdrop{background:rgba(2,10,20,.82);backdrop-filter:blur(4px)}
.dh-lightbox>img{width:100%;max-height:calc(90vh - 95px);object-fit:contain;background:#06172a}
.dh-lightbox-close{position:absolute;right:21px;top:20px;width:36px;height:36px;border:1px solid rgba(255,255,255,.55);background:rgba(7,29,54,.85);color:#fff;font-size:24px;line-height:1;cursor:pointer;z-index:2}
.dh-lightbox-caption{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:12px 4px 2px}
.dh-lightbox-caption b{font:400 19px var(--serif)}
.dh-lightbox-caption small{font-size:8px;color:#aebdcb;letter-spacing:.08em}
.dh-gallery-section .dh-source-note{margin-top:32px}

/* Footer refinements */
.site-footer{background:#061625;padding-top:68px}
.footer-bottom{font-size:7px;letter-spacing:.12em}
.visual-note{max-width:1000px}

/* Responsive */
@media(max-width:1120px){
  .main-nav{gap:13px;font-size:10px}
  .brand{min-width:185px}
  .nav-cta{padding:0 12px;gap:10px;font-size:8px}
  .dh-hero-copy{padding-right:35px}
  .dh-facts-grid{grid-template-columns:1.15fr repeat(4,1fr)}
  .dh-about-grid,.dh-fleet-grid{gap:50px}
}
@media(max-width:1020px){
  .nav-shell{height:74px}
  .nav-toggle{display:flex;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;border:1px solid #dce2e8;background:#fff;padding:10px;cursor:pointer;margin-left:auto}
  .nav-toggle span:not(.sr-only){height:1px;min-height:1px;flex:0 0 1px;width:100%;margin:0;background:var(--dh-navy);display:block}
  .nav-actions{display:none}
  .main-nav{display:none;position:absolute;top:100%;left:0;right:0;height:auto;padding:12px max(28px,calc((100vw - var(--dh-max))/2)) 22px;background:#fff;border-top:1px solid #e4e8ec;box-shadow:0 18px 35px rgba(7,29,54,.13);align-items:stretch;flex-direction:column;gap:0;color:var(--dh-navy)}
  .site-header.nav-open .main-nav{display:flex}
  .main-nav>a,.nav-group{height:auto;min-height:48px;border-bottom:1px solid #edf0f2}
  .main-nav>a{align-items:center}
  .nav-trigger{height:48px;width:100%;justify-content:space-between;color:var(--dh-navy)}
  .nav-menu{position:static;width:100%;box-shadow:none;border:0;border-top:1px solid #edf0f2;border-radius:0;padding:4px 0 9px 12px;background:#f8f9fa}
  .nav-group:hover .nav-menu{display:none}
  .nav-group.open .nav-menu,.nav-group:focus-within .nav-menu{display:block}
  .nav-menu a{padding:11px 13px}
  .nav-mobile-cta{display:flex!important;justify-content:space-between;align-items:center;background:var(--dh-navy);color:#fff!important;padding:14px 16px;margin-top:13px;font-size:9px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
  .nav-mobile-cta b{color:var(--dh-gold-light);font-size:15px}
  .dh-hero-grid{grid-template-columns:1fr 1fr}
  .dh-hero-copy{padding-left:28px}
  .dh-hero h1{font-size:clamp(45px,6vw,66px)}
  .dh-hero-ribbon{padding-inline:28px}
  .dh-facts-grid{grid-template-columns:repeat(4,1fr)}
  .dh-facts-intro{grid-column:1/-1;border-bottom:1px solid rgba(255,255,255,.13);padding:10px 0 18px}
  .dh-fact:first-of-type{padding-left:0}
  .dh-about-grid,.dh-fleet-grid,.dh-proof-grid{grid-template-columns:1fr}
  .dh-about-grid{gap:45px}
  .dh-about-visual{max-width:700px}
  .dh-fleet-grid{gap:45px}
  .dh-section-head{grid-template-columns:1fr .85fr;gap:35px}
  .dh-equipment-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .dh-project-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .dh-project-card-wide{grid-column:span 2}
  .dh-gallery-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:700px){
  .container{width:min(calc(100% - 36px),var(--dh-max))}
  .topline{height:28px;font-size:7px}
  .topline-note{font-size:6px;letter-spacing:.1em}
  .nav-shell{height:68px}
  .brand{min-width:0;gap:8px}
  .brand-emblem{width:43px;height:43px}
  .brand img{width:40px;height:40px}
  .brand-copy b{font-size:10px;letter-spacing:.1em}
  .brand-copy small{font-size:6px;letter-spacing:.17em}
  .main-nav{padding:10px 18px 20px}
  .dh-hero-grid{grid-template-columns:1fr}
  .dh-hero-copy{padding:68px 20px 48px}
  .dh-hero h1{font-size:clamp(43px,12vw,62px);margin-bottom:19px}
  .dh-hero-lead{font-size:12px}
  .dh-hero-pillars{margin-top:29px;font-size:7px;gap:8px}
  .dh-hero-visual{min-height:390px}
  .dh-hero-inset{right:15px;top:15px;width:160px;padding:6px}
  .dh-hero-inset img{height:75px}
  .dh-hero-inset b{font-size:14px}
  .dh-image-caption{left:20px;bottom:24px}
  .dh-image-caption b{font-size:23px}
  .dh-hero-index{right:17px;bottom:22px}
  .dh-hero-ribbon{grid-template-columns:repeat(3,1fr);padding:0 18px;min-height:72px}
  .dh-hero-ribbon>div{padding:7px 9px;min-height:48px}
  .dh-hero-ribbon>div:first-child{padding-left:0}
  .dh-hero-ribbon b{font-size:8px}
  .dh-hero-ribbon small{font-size:6px}
  .dh-hero-ribbon .dh-ribbon-scroll{display:none}
  .dh-facts{padding-top:23px}
  .dh-facts-grid{grid-template-columns:repeat(2,1fr)}
  .dh-facts-intro{grid-column:1/-1}
  .dh-fact{padding:15px 12px;border-bottom:1px solid rgba(255,255,255,.13)}
  .dh-fact:nth-child(3),.dh-fact:nth-child(5){border-right:0}
  .dh-fact strong{font-size:39px}
  .dh-fact span{font-size:8px}
  .dh-facts-note{text-align:left;font-size:7px}
  .dh-section{padding:68px 0}
  .dh-about-grid{gap:36px}
  .dh-about-visual{padding:0 18px 18px 0}
  .dh-about-visual>img{height:360px}
  .dh-photo-stamp{left:12px;bottom:34px;padding:11px 13px;min-width:155px}
  .dh-photo-stamp b{font-size:19px}
  .dh-about-copy h2,.dh-fleet-copy h2{font-size:42px}
  .dh-about-copy>p:not(.dh-overline){font-size:11px}
  .dh-about-points>div{grid-template-columns:110px 1fr;gap:10px}
  .dh-about-points b,.dh-about-points span{font-size:9px}
  .dh-section-head{grid-template-columns:1fr;gap:15px;margin-bottom:28px}
  .dh-section-head h2{font-size:43px}
  .dh-section-head>p{font-size:11px}
  .dh-work-grid{grid-template-columns:1fr 1fr;gap:10px}
  .dh-work-card{min-height:290px}
  .dh-work-card-body{left:13px;right:12px;bottom:13px}
  .dh-work-card-body h3{font-size:22px;margin:8px 0 13px}
  .dh-work-card-body small{font-size:6px}
  .dh-work-card-body>span{font-size:7px}
  .dh-section-foot{align-items:flex-start;flex-direction:column;font-size:7px}
  .dh-fleet-grid{gap:30px}
  .dh-fleet-copy>p:not(.dh-overline){font-size:11px}
  .dh-fleet-visual{min-height:360px;padding:0 0 50px 35px}
  .dh-fleet-main{height:310px}
  .dh-fleet-secondary{width:70%;gap:5px;padding:5px}
  .dh-fleet-secondary img{height:85px}
  .dh-fleet-visual-label{top:12px;padding:9px 11px}
  .dh-fleet-visual-label b{font-size:8px}
  .dh-fleet-visual-label span{font-size:6px}
  .dh-portfolio-cards{grid-template-columns:1fr;gap:13px}
  .dh-portfolio-card img{height:220px}
  .dh-cta{padding:62px 0}
  .dh-cta-inner{grid-template-columns:1fr;gap:25px}
  .dh-cta h2{font-size:47px}
  .dh-cta-inner>div:last-child p{font-size:11px}
  .dh-page-hero{min-height:465px}
  .dh-page-hero-inner{padding:50px 0 58px}
  .dh-breadcrumb{margin-bottom:35px;font-size:7px}
  .dh-page-hero h1{font-size:47px}
  .dh-page-hero-inner>p:last-child{font-size:11px;max-width:100%}
  .dh-page-hero-side{display:none}
  .dh-fleet-summary{padding:18px 0}
  .dh-fleet-summary-grid{grid-template-columns:repeat(2,1fr)}
  .dh-fleet-summary-grid>div{padding:11px 12px;border-bottom:1px solid rgba(255,255,255,.14)}
  .dh-fleet-summary-grid>div:nth-child(2){border-right:0}
  .dh-fleet-summary-grid>div:nth-child(3){padding-left:0}
  .dh-fleet-summary-grid>div:last-child{border-bottom:0}
  .dh-fleet-summary-grid strong{font-size:32px}
  .dh-fleet-summary-grid small{font-size:8px}
  .dh-section-head-stack{grid-template-columns:1fr}
  .dh-filter-row{gap:6px}
  .dh-filter{padding:9px 10px;font-size:8px}
  .dh-equipment-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
  .dh-equipment-photo{height:125px}
  .dh-equipment-info{padding:11px 10px;min-height:89px;gap:6px}
  .dh-equipment-info h3{font-size:10px}
  .dh-equipment-info small{font-size:5px}
  .dh-quantity{font-size:20px;padding-left:6px}
  .dh-source-note{grid-template-columns:1fr;gap:6px;padding:15px;font-size:8px}
  .dh-equipment-cta{padding:55px 0}
  .dh-equipment-cta-inner{align-items:flex-start;flex-direction:column}
  .dh-equipment-cta h2{font-size:40px}
  .dh-project-grid{grid-template-columns:1fr}
  .dh-project-card-wide{grid-column:auto;display:flex}
  .dh-project-card-wide .dh-project-image{height:215px;min-height:0}
  .dh-project-card-wide .dh-project-content{padding:20px 21px 23px}
  .dh-process-band{padding:62px 0}
  .dh-process-band h2{font-size:43px}
  .dh-process-track{display:grid;grid-template-columns:1fr 1fr;gap:16px 20px}
  .dh-process-track>i{display:none}
  .dh-process-track>div{border-left:1px solid var(--dh-gold);padding-left:12px}
  .dh-proof-grid{gap:22px}
  .dh-proof-grid h2{font-size:43px}
  .dh-proof-grid>div:last-child p{font-size:10px}
  .dh-gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr));grid-auto-rows:155px;gap:9px}
  .dh-gallery-card.dh-gallery-feature{grid-column:span 2;grid-row:span 2}
  .dh-gallery-card figcaption{padding:28px 10px 10px}
  .dh-gallery-card figcaption b{font-size:15px}
  .dh-gallery-feature figcaption b{font-size:22px}
  .dh-gallery-card figcaption small{font-size:5px}
  .dh-gallery-filters .dh-filter{font-size:7px;padding:8px}
  .dh-lightbox{padding:8px;width:96vw}
  .dh-lightbox-caption{align-items:flex-start;flex-direction:column;gap:4px}
  .dh-lightbox-caption b{font-size:17px}
}
@media(max-width:390px){
  .dh-hero-actions{flex-direction:column;align-items:stretch}
  .dh-button{width:100%}
  .dh-hero-pillars{font-size:6px}
  .dh-work-card{min-height:260px}
  .dh-work-card-body h3{font-size:20px}
  .dh-filter{font-size:7px;padding:8px}
}
@media(prefers-reduced-motion:reduce){
  .dh-work-card>img,.dh-equipment-card,.dh-equipment-photo img,.dh-gallery-open img,.dh-portfolio-card{transition:none}
}

.dh-equipment-card[hidden],.dh-gallery-card[hidden]{display:none!important}
.nav-group>.nav-trigger:focus-visible,.main-nav>a:focus-visible,.nav-menu a:focus-visible,.nav-cta:focus-visible,.nav-toggle:focus-visible,.dh-filter:focus-visible,.dh-button:focus-visible,.dh-gallery-open:focus-visible{outline:2px solid var(--dh-gold);outline-offset:3px}

.dh-pillar-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}
.dh-pillar-card{background:#fff;border:1px solid #e3e7eb;min-width:0}
.dh-pillar-card>img{width:100%;height:230px;object-fit:cover}
.dh-pillar-content{padding:23px}
.dh-pillar-content>small{font-size:7px;letter-spacing:.15em;color:#a77d27;font-weight:800}
.dh-pillar-content h3{font:400 28px/1.1 var(--serif);color:var(--dh-navy);margin:10px 0}
.dh-pillar-content p{font-size:10px;line-height:1.85;color:#687687;min-height:76px;margin:0 0 17px}
.dh-pillar-content ul{list-style:none;margin:0;padding:0;border-top:1px solid var(--dh-line)}
.dh-pillar-content li{padding:9px 0;border-bottom:1px solid var(--dh-line);font-size:9px;color:#566477}
.dh-pillar-content li:before{content:"+";color:#b4882c;font-weight:800;margin-right:9px}
@media(max-width:1020px){.dh-pillar-grid{grid-template-columns:1fr 1fr}}
@media(max-width:700px){.dh-pillar-grid{grid-template-columns:1fr}.dh-pillar-card>img{height:205px}.dh-pillar-content{padding:20px}.dh-pillar-content p{min-height:0}}