:root{
  --navy:#0f2a3d; --navy-2:#173a52; --amber:#f2a51a; --amber-d:#d98c00;
  --green:#1f7a4d; --ink:#1b2430; --muted:#5b6673; --bg:#ffffff; --alt:#f5f3ee;
  --line:#e4e0d8; --radius:14px; --shadow:0 10px 30px rgba(15,42,61,.10);
  --font:"Inter","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{line-height:1.15;margin:0 0 .5em;color:var(--navy)}
h2{font-size:clamp(1.7rem,3vw,2.4rem);letter-spacing:-.01em}
h3{font-size:1.15rem}
p{margin:0 0 1em}
.container{width:min(1160px,100% - 40px);margin-inline:auto}
.ph{background:#fff3cd;color:#8a5a00;border:1px dashed #e0a800;border-radius:4px;padding:0 .35em;font-weight:600;font-size:.9em;white-space:nowrap}

/* draft bar */
.draft-bar{background:#fff8e1;color:#6b4a00;font-size:.85rem;text-align:center;padding:6px 16px;border-bottom:1px solid #f1d58a}

/* buttons */
.btn{display:inline-block;background:var(--amber);color:var(--navy);font-weight:700;text-decoration:none;padding:.85em 1.5em;border-radius:999px;border:2px solid var(--amber);transition:.2s;cursor:pointer;font-size:1rem}
.btn:hover{background:var(--amber-d);border-color:var(--amber-d)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-sm{padding:.55em 1.1em;font-size:.92rem}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid transparent;transition:.2s}
.site-header.scrolled{border-color:var(--line);box-shadow:0 4px 18px rgba(0,0,0,.05)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo-mark{width:40px;height:40px}
.logo-text{font-weight:800;letter-spacing:.08em;color:var(--navy);font-size:1.25rem;line-height:1;display:flex;flex-direction:column}
.logo-text small{font-size:.56rem;letter-spacing:.24em;font-weight:600;color:var(--muted);margin-top:4px}
.logo-text.light{color:#fff}.logo-text.light small{color:#a9b8c6}
.nav{display:flex;align-items:center;gap:28px}
.nav a{text-decoration:none;font-weight:600;font-size:.95rem;color:var(--navy)}
.nav a:not(.btn):hover{color:var(--amber-d)}
.nav-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--navy);margin:5px 0;border-radius:2px}

/* hero */
.hero{position:relative;color:#fff;overflow:hidden;min-height:620px;display:flex;align-items:center}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(10,30,45,.94) 0%,rgba(10,30,45,.80) 45%,rgba(10,30,45,.35) 100%)}
.hero-inner{position:relative;padding:96px 0 80px}
.hero h1{color:#fff;font-size:clamp(2.2rem,5vw,3.8rem);max-width:760px;letter-spacing:-.02em}
.hero h1 span{color:var(--amber)}
.hero .lead{font-size:clamp(1.05rem,1.6vw,1.2rem);max-width:600px;color:#dbe4ec}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.78rem;font-weight:700;color:var(--amber);margin-bottom:14px}
.eyebrow.dark{color:var(--green)}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0 40px}
.hero-badges{list-style:none;padding:0;margin:0;display:flex;gap:14px;flex-wrap:wrap}
.hero-badges li{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);padding:10px 16px;border-radius:10px;font-size:.92rem;color:#dbe4ec}
.hero-badges b{color:#fff;margin-right:4px}

/* sections */
.section{padding:96px 0}
.section.alt{background:var(--alt)}
.section.dark{background:var(--navy);color:#cfdae4}
.section-head{max-width:640px;margin-bottom:48px}
.section-head p{color:var(--muted)}
.section-head.light h2{color:#fff}

/* about */
.about-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:center}
.about-media{position:relative}
.about-media img{border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:4/3;object-fit:cover;width:100%}
.about-stat{position:absolute;right:-18px;bottom:-22px;background:var(--amber);color:var(--navy);padding:18px 22px;border-radius:12px;box-shadow:var(--shadow);display:flex;flex-direction:column}
.about-stat b{font-size:1.4rem}
.about-stat span{font-size:.85rem;font-weight:600}
.checks{list-style:none;padding:0;margin:24px 0 0}
.checks li{position:relative;padding-left:32px;margin-bottom:12px}
.checks li::before{content:"";position:absolute;left:0;top:4px;width:20px;height:20px;border-radius:50%;background:var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}

/* cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:0 2px 0 var(--line),var(--shadow);display:flex;flex-direction:column;transition:transform .2s}
.card:hover{transform:translateY(-4px)}
.card img{aspect-ratio:16/10;object-fit:cover;width:100%}
.card-body{padding:22px 24px 26px}
.card-body p{color:var(--muted);margin:0;font-size:.97rem}
.card-icon{background:var(--navy);color:#cfdae4}
.card-icon h3{color:#fff}.card-icon .card-body p{color:#b9c7d3}
.card-icon .icon{margin:26px 24px 0;width:56px;height:56px;border-radius:12px;background:rgba(242,165,26,.15);color:var(--amber);display:grid;place-items:center}
.card-icon .icon svg{width:30px;height:30px}

/* why */
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.why{border-top:3px solid var(--amber);padding-top:22px}
.why .num{font-weight:800;color:var(--amber);font-size:.9rem;letter-spacing:.1em}
.why h3{color:#fff;margin-top:8px}
.why p{font-size:.95rem}

/* sectors */
.sectors{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.sector{position:relative;min-height:300px;border-radius:var(--radius);overflow:hidden;background-size:cover;background-position:center;display:flex;flex-direction:column;justify-content:flex-end;padding:24px;color:#e6edf3}
.sector::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,42,61,.15) 0%,rgba(15,42,61,.92) 65%)}
.sector>*{position:relative}
.sector h3{color:#fff}
.sector p{font-size:.9rem;margin:0}
.clients{margin-top:56px;text-align:center}
.clients-label{font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.12em;font-size:.8rem}
.logo-row{display:flex;flex-wrap:wrap;justify-content:center;gap:16px}
.logo-ph{border:2px dashed #d9cfa8;background:#fffbea;color:#8a5a00;font-weight:600;font-size:.85rem;padding:22px 26px;border-radius:10px;min-width:160px}

/* CTA band */
.cta-band{background:linear-gradient(90deg,var(--green),#17643e);color:#fff;padding:48px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}
.cta-band h2{color:#fff;margin:0;font-size:clamp(1.4rem,2.4vw,1.9rem)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:64px;align-items:start}
.contact-list{list-style:none;padding:0;margin:28px 0 0}
.contact-list li{display:grid;grid-template-columns:90px 1fr;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.contact-list li>span:first-child{font-weight:700;color:var(--navy);font-size:.9rem;text-transform:uppercase;letter-spacing:.06em}
.contact-list a{color:var(--green);font-weight:600}
.contact-form{background:var(--alt);padding:32px;border-radius:var(--radius);display:grid;gap:16px}
.contact-form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact-form label{display:grid;gap:6px;font-weight:600;font-size:.9rem;color:var(--navy)}
.contact-form input,.contact-form select,.contact-form textarea{font:inherit;font-weight:400;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink)}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{outline:2px solid var(--amber);border-color:var(--amber)}
.contact-form .btn{justify-self:start}
.form-note{font-size:.82rem;color:var(--muted);margin:0}

/* footer */
.site-footer{background:#0a1d2b;color:#a9b8c6;padding:48px 0 28px;font-size:.92rem}
.foot-grid{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center}
.foot-grid p{margin:10px 0 0}
.foot-links{display:flex;gap:22px}
.foot-links a{text-decoration:none}
.foot-links a:hover{color:var(--amber)}
.copy{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.08);padding-top:20px;margin:8px 0 0;font-size:.82rem}

/* responsive */
@media (max-width:1024px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .why-grid,.sectors{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  .nav-toggle{display:block}
  .nav{position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 20px;border-bottom:1px solid var(--line);box-shadow:0 12px 24px rgba(0,0,0,.08);display:none}
  .nav.open{display:flex}
  .nav a{padding:12px 0;border-bottom:1px solid var(--line)}
  .nav a.btn{margin-top:12px;text-align:center;border-bottom:0}
  .about-grid,.contact-grid{grid-template-columns:1fr;gap:48px}
  .about-stat{right:12px}
  .section{padding:72px 0}
  .hero{min-height:auto}
  .hero-inner{padding:72px 0 64px}
}
@media (max-width:560px){
  .cards,.why-grid,.sectors{grid-template-columns:1fr}
  .sector{min-height:240px}
  .contact-form .row{grid-template-columns:1fr}
  .contact-form{padding:22px}
  .contact-list li{grid-template-columns:72px 1fr}
  .ph{white-space:normal}
  .foot-grid{grid-template-columns:1fr}
  .foot-links{flex-wrap:wrap}
  .hero-badges li{font-size:.85rem}
}
.contact-list li>.ph{justify-self:start}
/* image logo (swap file in index.html) */
.logo-img{height:54px;width:auto;display:block}
.site-footer .logo-img{height:44px}
.site-footer p a{text-decoration:none}.site-footer p a:hover{color:var(--amber)}
@media (max-width:560px){.site-header .logo-img{height:46px}}

.org-chip{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;background:#fff;border:1px solid #e3e7ec;border-top:3px solid var(--amber,#f2a51a);border-radius:10px;padding:16px 18px;min-width:150px;max-width:190px;box-shadow:0 2px 8px rgba(15,42,61,.06)}
.org-chip b{color:var(--navy,#0f2a3d);font-size:1.05rem;letter-spacing:.02em}
.org-chip small{color:var(--muted,#5b6b78);font-size:.72rem;line-height:1.3}
.clients-label{margin-bottom:18px}

/* Registered & certified by: logo strip */
.certs{background:#fff;border-top:1px solid var(--line);padding:40px 0 44px}
.certs-label{font-family:var(--font);line-height:1.4;text-align:center;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.12em;font-size:.8rem;margin:0 0 22px}
.cert-row{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:28px 24px}
.cert-row li{display:flex;align-items:center}
.cert-row img{height:56px;width:auto;display:block;transition:transform .2s}
.cert-row img:hover{transform:scale(1.04)}
.cert-row img.cert-square{height:76px} /* square logo (WRA): taller so its mark matches the wide logos visually */
.cert-badge{height:56px;display:inline-flex;align-items:center;gap:10px;color:#267a48;line-height:1.15}
.cert-badge b{font-size:2rem;font-weight:800;letter-spacing:.02em;padding-right:10px;border-right:2px solid #267a48}
.cert-badge small{font-size:.72rem;font-weight:600;color:#1f4f33}
@media (max-width:560px){
  .certs{padding:32px 0 36px}
  .cert-row{gap:20px 28px}
  .cert-row img,.cert-badge{height:40px}
  .cert-row img.cert-square{height:54px}
  .cert-badge b{font-size:1.45rem;padding-right:8px}
  .cert-badge small{font-size:.6rem}
}

/* Wide closing service card + plain (no-photo) sector tiles */
.card-wide{grid-column:1/-1;flex-direction:row;align-items:center}
.card-wide .icon{margin:0 0 0 24px;flex:none}
.sectors{grid-template-columns:repeat(3,1fr)}
.sector-plain{background-color:var(--navy)}
.sector-water{background-image:radial-gradient(circle at 85% 18%,rgba(70,160,220,.45),transparent 55%),linear-gradient(160deg,#1b5f8c 0%,#0f2a3d 80%)}
.sector-ict{background-image:radial-gradient(circle at 85% 18%,rgba(242,165,26,.30),transparent 55%),linear-gradient(160deg,#24476a 0%,#0f2a3d 80%)}
.sector-plain::before{background:linear-gradient(180deg,rgba(15,42,61,0) 0%,rgba(15,42,61,.55) 100%)}
@media (max-width:1024px){
  .card-wide{grid-column:auto;flex-direction:column;align-items:stretch}
  .card-wide .icon{margin:26px 24px 0}
  .sectors{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:560px){.sectors{grid-template-columns:1fr}}

/* Certs strip: one set of logos, each floating gently up and down (staggered). */
@keyframes cert-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
.cert-float li{animation:cert-float 5.5s ease-in-out infinite;will-change:transform}
.cert-float li:nth-child(2){animation-delay:-.9s}
.cert-float li:nth-child(3){animation-delay:-1.8s}
.cert-float li:nth-child(4){animation-delay:-2.7s}
.cert-float li:nth-child(5){animation-delay:-3.6s}
.cert-float li:nth-child(6){animation-delay:-4.5s}
.cert-row{padding:6px 0}
@media (prefers-reduced-motion:reduce){
  .cert-float li{animation:none}
  .cert-row img:hover{transform:none}
}

/* Contact icons (line style, brand colour) */
.ci{width:17px;height:17px;flex:none;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.contact-list li{grid-template-columns:118px 1fr}
.contact-list .cl-label{display:inline-flex;align-items:center;gap:9px;align-self:start;line-height:1.6}
.contact-list .cl-label .ci{color:var(--green)}
.foot-contact{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:7px}
.foot-contact li{display:flex;align-items:flex-start;gap:10px}
.foot-contact .ci{color:var(--amber);margin-top:3px}
.foot-contact a{color:inherit;text-decoration:none}.foot-contact a:hover{color:var(--amber)}
@media (max-width:820px){.contact-list li{grid-template-columns:108px 1fr}}
@media (max-width:560px){.contact-list li{grid-template-columns:104px 1fr;gap:8px}.contact-list .cl-label{font-size:.82rem}}
@media (max-width:560px){.foot-contact .sep{display:none}.foot-contact .sep~a,.foot-contact .sep+a{display:block}}