:root{--navy:#0f2a44;--navy2:#173b5e;--amber:#f2a516;--ink:#1d2733;--muted:#5b6876;--bg:#f5f7fa;--r:10px;--btnfg:#1b1b1b;--o1:rgba(15,42,68,.93);--o2:rgba(23,59,94,.80);--band1:#0f2a44;--band2:#173b5e}
*{box-sizing:border-box}body{margin:0;font-family:"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);line-height:1.6;background:#fff}
a{color:var(--navy2)}img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
header{background:#0f2a44;color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 8px rgba(0,0,0,.2)}
.nav{display:flex;align-items:center;justify-content:space-between;min-height:68px}
.logo{color:#fff;text-decoration:none;font-weight:800;font-size:1.25rem;letter-spacing:.5px}.logo span{color:var(--amber)}
nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px;flex-wrap:wrap}
nav a{color:#dfe7ef;text-decoration:none;padding:8px 10px;border-radius:6px;font-size:.92rem}nav a:hover,nav a.active{background:var(--navy2);color:#fff}
.burger{display:none;background:none;border:0;color:#fff;font-size:1.8rem;cursor:pointer}
@media(max-width:900px){.burger{display:block}nav{display:none;position:absolute;top:68px;left:0;right:0;background:#0f2a44}nav.open{display:block}nav ul{flex-direction:column;padding:10px 20px}}
.hero{background:linear-gradient(135deg,var(--o1),var(--o2)),var(--img,linear-gradient(135deg,#0f2a44,#355c7d));background-size:cover;background-position:center;color:#fff;padding:90px 0 80px}
.hero h1{font-size:clamp(2rem,4.5vw,3.1rem);margin:0 0 14px;line-height:1.15}.hero p{font-size:1.15rem;max-width:720px;color:#e3eaf2}
.btn{display:inline-block;background:var(--amber);color:var(--btnfg);font-weight:700;text-decoration:none;padding:13px 24px;border-radius:8px;margin:8px 10px 0 0;border:0;cursor:pointer;font-size:1rem}
.btn:hover{filter:brightness(1.07)}.btn.ghost{background:transparent;color:#fff;border:2px solid #fff}.btn.dark{background:var(--navy);color:#fff}
section{padding:64px 0}section.alt{background:var(--bg)}h2{font-size:clamp(1.6rem,3vw,2.2rem);margin:0 0 10px;color:var(--navy)}
.lead{color:var(--muted);max-width:760px;margin-bottom:30px}
.grid{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{background:#fff;border-radius:var(--r);box-shadow:0 4px 18px rgba(15,42,68,.08);overflow:hidden;display:flex;flex-direction:column}
.card .body{padding:20px;flex:1;display:flex;flex-direction:column}.card h3{margin:0 0 8px;color:var(--navy)}.card p{margin:0 0 14px;color:var(--muted)}
.card .thumb{height:180px;background-size:cover;background-position:center;background-color:#d9e1ea}
.card .links{margin-top:auto;display:flex;flex-wrap:wrap;gap:8px}.card .links a{font-weight:700;font-size:.92rem}
.icon{width:52px;height:52px;border-radius:12px;background:var(--amber);display:grid;place-items:center;font-size:1.6rem;margin-bottom:12px}
.feature{background:#fff;border-radius:var(--r);padding:24px;border-top:4px solid var(--amber);box-shadow:0 4px 18px rgba(15,42,68,.06)}
.feature h3{margin:0 0 6px;color:var(--navy)}.feature p{margin:0;color:var(--muted)}
ul.ticks{list-style:none;padding:0}ul.ticks li{padding:6px 0 6px 30px;position:relative}ul.ticks li:before{content:"✔";position:absolute;left:0;color:var(--amber);font-weight:800}
.two{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}@media(max-width:800px){.two{grid-template-columns:1fr}}
.photo{border-radius:var(--r);overflow:hidden;box-shadow:0 8px 26px rgba(0,0,0,.15)}.photo img{width:100%;height:380px;object-fit:cover}
.ph{border:2px dashed #9aa8b6;background:repeating-linear-gradient(45deg,#eef2f6,#eef2f6 12px,#e5ebf1 12px,#e5ebf1 24px);color:#4a5866;border-radius:var(--r);padding:22px;text-align:center;font-weight:600;min-height:120px;display:grid;place-items:center}
.ph small{display:block;font-weight:400}
.gallery{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.gallery a{display:block;border-radius:8px;overflow:hidden;aspect-ratio:4/3;background:#ddd}.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .3s}.gallery a:hover img{transform:scale(1.05)}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.88);display:none;place-items:center;z-index:100;padding:20px}.lightbox.open{display:grid}.lightbox img{max-height:90vh;max-width:95vw;border-radius:6px}
.lightbox button{position:absolute;top:16px;right:22px;font-size:2.2rem;background:none;border:0;color:#fff;cursor:pointer}
.sitebar{background:var(--amber);padding:26px 0}.sitebar .wrap{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}.sitebar strong{font-size:1.15rem}
.cta{background:linear-gradient(135deg,var(--navy),var(--navy2));color:#fff;text-align:center}.cta h2{color:#fff}.cta p{color:#dbe4ee}
.facts{background:#fff;border-left:4px solid var(--navy);padding:16px 20px;border-radius:6px;font-size:.95rem;color:var(--muted)}
form{display:grid;gap:14px}label{font-weight:600;font-size:.92rem}input,select,textarea{width:100%;padding:12px;border:1px solid #c6d0da;border-radius:8px;font:inherit}textarea{min-height:140px}
footer{background:#0a1d30;color:#b9c6d3;padding:46px 0 20px;font-size:.92rem}footer a{color:#e6edf4}footer h4{color:#fff;margin:0 0 10px}
footer .cols{display:grid;gap:26px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}footer ul{list-style:none;padding:0;margin:0}footer li{margin:4px 0}
.legal{border-top:1px solid #23394f;margin-top:28px;padding-top:16px;font-size:.82rem}
.logo-chip{display:inline-block;background:#fff;border-radius:10px;padding:10px 16px;margin-bottom:14px}.logo-chip img{height:56px;width:auto}
.card-logo{height:40px;width:auto;margin-bottom:10px;align-self:flex-start}
.badges{display:flex;flex-wrap:wrap;gap:12px}.badge{background:#fff;border:1px solid #d3dbe4;border-left:4px solid var(--amber);border-radius:8px;padding:12px 18px;font-weight:700;color:var(--navy);box-shadow:0 2px 8px rgba(15,42,68,.05)}
.badge.logo{width:190px;height:86px;display:grid;place-items:center;padding:10px;border-left:1px solid #d3dbe4}.badge.logo img{max-width:100%;max-height:62px;opacity:.85}.badge.logo:hover img{opacity:1}
.badges{align-items:center}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}.fbtn{border:1px solid var(--navy);background:#fff;color:var(--navy);padding:9px 14px;border-radius:20px;cursor:pointer;font-weight:600}.fbtn.on{background:var(--navy);color:#fff}
.gallery a.hide{display:none}
.intro{max-width:860px;font-size:1.12rem}.intro p{margin:0 0 16px}
.sectors{background:var(--navy);color:#fff;padding:46px 0}.sectors h2{color:#fff}.sgrid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}
.sector{background:var(--navy2);border-radius:10px;padding:18px;display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center;font-weight:600}.sicon{font-size:2rem;background:var(--amber);width:58px;height:58px;border-radius:50%;display:grid;place-items:center}
.logo img{height:44px;width:auto}.flogo{height:52px;width:auto;margin-bottom:12px}
.bighero{position:relative;min-height:100vh;min-height:100svh;display:grid;place-items:center;text-align:center;color:#fff;background-size:cover;background-position:center;background-color:#0a1a30;padding:110px 20px 90px;margin-top:-68px}
.bh-in{max-width:1100px;width:100%}.bh-logo{margin:0}.bh-logo img{width:min(880px,92vw);height:auto;margin:0 auto;filter:drop-shadow(0 6px 24px rgba(0,0,0,.55))}
.bh-tag{font-size:clamp(1.15rem,2.6vw,1.9rem);font-weight:700;letter-spacing:.3px;margin:22px auto 30px;max-width:820px;text-shadow:0 2px 14px rgba(0,0,0,.6)}
.bh-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.btn.big{padding:16px 34px;font-size:1.08rem;margin:0;text-transform:uppercase;letter-spacing:1px}
.bh-scroll{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);color:#fff;font-size:2.2rem;text-decoration:none;opacity:.8;animation:bob 2s infinite}@keyframes bob{50%{transform:translate(-50%,8px)}}
.corow{background:#0a1a30;padding:34px 0}.corow-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}
.cotile{background:#fff;border-radius:12px;height:110px;display:grid;place-items:center;padding:14px;text-decoration:none;transition:transform .2s,box-shadow .2s}
.cotile:hover{transform:translateY(-4px);box-shadow:0 10px 26px rgba(0,0,0,.4)}.cotile img{max-height:80px;max-width:100%;object-fit:contain}
.cotxt{font-weight:800;color:var(--navy);font-size:.82rem;line-height:1.2;text-align:center;letter-spacing:.5px}
@media(max-width:900px){.corow-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:520px){.corow-grid{grid-template-columns:repeat(2,1fr)}.cotile{height:92px}.bh-btns .btn{width:100%}}
@media(min-height:1400px){.bighero{min-height:920px}}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.pcard{background:#fff;border-radius:var(--r);padding:22px;border-left:5px solid var(--navy2);box-shadow:0 4px 18px rgba(15,42,68,.08)}
.pcard h3{margin:6px 0 4px;color:var(--navy)}.pcard p{margin:0 0 8px;color:var(--muted)}.ploc{font-weight:700;color:var(--ink)!important}
.ptag{display:inline-block;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.6px;background:var(--bg);color:var(--navy2);padding:3px 9px;border-radius:20px}.phx{color:#8a5a00;font-weight:600}
.feature-band{background:linear-gradient(135deg,var(--band1),var(--band2));color:#fff}.feature-band h2{color:#fff}.feature-band .lead{color:#d6e0ea}.feature-band ul.ticks li{color:#eef3f8}
.kicker{display:inline-block;background:var(--amber);color:var(--btnfg);font-weight:800;text-transform:uppercase;letter-spacing:1px;font-size:.8rem;padding:4px 12px;border-radius:20px;margin-bottom:10px}
.feature-band .pcard{margin-top:16px}.current{margin-top:22px;padding:16px 20px;background:var(--bg);border-left:5px solid var(--amber);border-radius:8px}
.vh{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.logo-chip.big{padding:18px 28px;margin-bottom:10px}.logo-chip.big img{height:auto;max-height:150px;width:auto;max-width:min(520px,80vw)}
.card-logo{max-height:84px!important;height:auto;width:auto;max-width:100%;margin:2px 0 14px}

/* company themes sampled from logos */
.t-margav-energy{--navy:#1e2a8c;--navy2:#384ad4;--amber:#44d670;--btnfg:#0b1a3d;--o1:rgba(24,34,120,.92);--o2:rgba(56,74,212,.72);--band1:#1e2a8c;--band2:#384ad4}
.t-roofing{--navy:#3a2a26;--navy2:#d85532;--amber:#d85532;--btnfg:#fff;--o1:rgba(40,30,28,.92);--o2:rgba(216,85,50,.55);--band1:#2e2523;--band2:#6b2c1c}
.t-scaffolding{--navy:#2b2a26;--navy2:#8c7a40;--amber:#b39d5a;--btnfg:#1b1b1b;--o1:rgba(30,29,26,.92);--o2:rgba(179,157,90,.55);--band1:#2b2a26;--band2:#5e5230}
.t-groundworks{--navy:#5a1214;--navy2:#972022;--amber:#972022;--btnfg:#fff;--o1:rgba(50,10,12,.92);--o2:rgba(151,32,34,.62);--band1:#4a0f11;--band2:#972022}
.t-properties{--navy:#47046a;--navy2:#6c1f96;--amber:#8f3fc4;--btnfg:#fff;--o1:rgba(40,4,60,.92);--o2:rgba(71,4,106,.68);--band1:#330350;--band2:#47046a}
.partof{display:inline-flex;align-items:center;gap:10px;margin:14px 0 4px;padding:8px 14px;border:1px solid rgba(255,255,255,.35);border-radius:40px;background:rgba(0,0,0,.25);text-decoration:none;color:#fff;font-size:.8rem;text-transform:uppercase;letter-spacing:1px;font-weight:700}
.partof img{height:26px;width:auto}.partof:hover{background:rgba(0,0,0,.45)}.partof-f{margin:0 0 4px;text-transform:uppercase;letter-spacing:1px;font-size:.75rem;color:#9fb0c4}
.feature ul.ticks{margin:6px 0 0}.feature ul.ticks li{padding:3px 0 3px 26px;color:var(--muted);font-size:.95rem}
.partof{display:flex;width:max-content;max-width:100%}
.pimg{width:calc(100% + 44px);margin:-22px -22px 14px;height:190px;object-fit:cover;border-radius:var(--r) var(--r) 0 0;max-width:none}
.timg{width:calc(100% + 48px);max-width:none;margin:-24px -24px 14px;height:170px;object-fit:cover;border-radius:var(--r) var(--r) 0 0}.stocknote{font-size:.8rem;color:#c9d3de;margin-top:14px}
.areagrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px}.area{background:#fff;border-radius:var(--r);padding:16px 18px;box-shadow:0 4px 14px rgba(15,42,68,.06)}.area h3{margin:0 0 6px;color:var(--navy);font-size:1.05rem}.area ul{margin:0;padding-left:18px}.area li{font-size:.92rem}
.crumbs{font-size:.88rem;color:#cfd9e3!important;margin:0 0 8px}.crumbs a{color:#fff}
.article{max-width:860px}.article h2{margin-top:34px}.article p{font-size:1.04rem}.artimg{width:100%;max-height:440px;object-fit:cover;border-radius:var(--r);margin:10px 0 20px}
details.faq{background:#fff;border:1px solid #dde4ec;border-radius:8px;padding:14px 18px;margin:10px 0}details.faq summary{font-weight:700;cursor:pointer;color:var(--navy)}details.faq p{margin:10px 0 0;color:var(--muted)}
.pcard h3 a{color:inherit;text-decoration:none}.pcard h3 a:hover{text-decoration:underline}

/* seo-build */
footer h4.follow{margin-top:16px}.social{list-style:none;display:flex;gap:10px;padding:0;margin:8px 0 0}.social a{display:inline-flex;align-items:center;gap:6px;color:#e6edf4;text-decoration:none;padding:6px 10px;border:1px solid #2c4560;border-radius:20px;font-size:.85rem}.social a:hover{background:#173b5e}.social svg{width:18px;height:18px}
.team{display:grid;gap:22px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}.tcard img{width:100%;height:220px;object-fit:cover;background:#dfe6ee}.tcard .role{font-weight:700;color:var(--navy2)!important;margin:-4px 0 8px!important}.t-about .sectors .feature h3{color:var(--navy)}
@media(min-width:901px){nav ul{gap:2px}nav a{padding:8px 7px;font-size:.85rem}}
/* home page: centre company blocks and grids (Tom, 17 Oct) */
.t-index main h2,.t-index main .lead{text-align:center;margin-left:auto;margin-right:auto}.t-index main .wrap>p,.t-index .intro,.t-index .teaser{text-align:center}.t-index .intro{margin:0 auto}.t-index .teaser p{max-width:760px;margin:0 auto 16px}
.t-index .corow-grid{display:flex;flex-wrap:wrap;justify-content:center}.t-index .cotile{flex:0 1 calc((100% - 70px)/6)}@media(max-width:900px){.t-index .cotile{flex-basis:calc((100% - 28px)/3)}}@media(max-width:520px){.t-index .cotile{flex-basis:calc((100% - 14px)/2)}}
.t-index main .grid,.t-index .pgrid,.t-index .sgrid,.t-index .areagrid,.t-index .gallery,.t-index .badges{display:flex;flex-wrap:wrap;justify-content:center}
.t-index main .grid>*{flex:1 1 250px;max-width:380px}.t-index #companies .grid>.card{flex:1 1 300px;max-width:370px}.t-index .pgrid>*{flex:1 1 280px;max-width:380px}.t-index .sgrid>*{flex:1 1 150px;max-width:200px}.t-index .areagrid>*{flex:1 1 200px;max-width:250px}.t-index .gallery>a{flex:1 1 220px;max-width:280px}
.t-index .card,.t-index .feature,.t-index .pcard,.t-index .area,.t-index .two{text-align:center}.t-index .card .body{align-items:center}.t-index .card-logo{align-self:center!important;margin-left:auto;margin-right:auto}.t-index .card .links{justify-content:center}.t-index .feature .icon{margin-left:auto;margin-right:auto}.t-index .area ul{list-style:none;padding:0}.t-index .two .photo{margin:0 auto}
.t-index #faq .wrap{max-width:900px}.t-index details.faq{text-align:left}
.t-plant-hire{--navy:#0b3a3f;--navy2:#006d77;--amber:#006d77;--btnfg:#fff;--o1:rgba(8,46,50,.92);--o2:rgba(0,109,119,.55);--band1:#0b3a3f;--band2:#006d77}
.t-plant-hire .hero{--o1:rgba(8,46,50,.86);--o2:rgba(0,109,119,.25);background-position:center 62%}
.t-plant-hire .hero{padding:150px 0 140px}@media(max-width:700px){.t-plant-hire .hero{padding:110px 0 90px}}.t-plant-hire .timg{height:210px}
.plant-showcase{background:radial-gradient(circle at 20% 0,#0e4a50,#06292d 70%);color:#fff;padding:72px 0}.plant-showcase h2{color:#fff;font-size:clamp(1.7rem,3.2vw,2.4rem)}.plant-showcase .lead{color:#cfe3e5;max-width:760px}
.ps-grid{display:grid;grid-template-columns:1.45fr 1fr;grid-template-rows:250px 250px;gap:14px;margin:26px 0 26px;width:100%}.ps-grid figure{position:relative;margin:0;border-radius:14px;overflow:hidden;box-shadow:0 16px 36px rgba(0,0,0,.4);background:#0b3a3f}.ps-grid .ps-big{grid-row:1/3}
.ps-grid img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s}.ps-grid figure:hover img{transform:scale(1.04)}.ps-grid figcaption{position:absolute;left:0;right:0;bottom:0;padding:46px 18px 14px;background:linear-gradient(transparent,rgba(4,30,33,.9));font-weight:800;font-size:1.2rem;color:#fff}.ps-grid figcaption span{display:block;font-weight:500;font-size:.92rem;color:#a8dde1}
@media(max-width:760px){.ps-grid{grid-template-columns:1fr;grid-template-rows:auto}.ps-grid .ps-big{grid-row:auto}.ps-grid figure{height:230px}}
/* logos: consistent size (vector rebuild 17 Oct). STAFF4DSHIRE family logos share one aspect ratio; Margav is wider so it is set slightly narrower to match visual weight */
.card-logo{width:min(100%,280px)!important;height:auto!important;max-height:none!important;max-width:100%!important;margin:4px auto 16px!important}.card-logo[src*="margav"]{width:min(100%,250px)!important}
.logo-chip.big img{width:min(440px,72vw);height:auto;max-height:none;max-width:100%}.logo-chip.big img[src*="margav"]{width:min(420px,70vw)}
.cotile img{width:100%;height:auto;max-height:70px;object-fit:contain}.cotile img[src*="margav"]{width:92%}
.social.dark a{color:var(--navy);border-color:#c6d0da}.social.dark a:hover{background:var(--bg)}.area h3 a{color:inherit;text-decoration:none}.area h3 a:hover{text-decoration:underline}.feature h3 a{color:inherit}