/* ============================================================
   WESONS ENGINEERS LIMITED — Version 3
   Font: Instrument Sans (head) + Inter (body)
   Dark: #04141d  |  Teal: #519bae  |  White: #fff
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Sans:ital,wdth,wght@0,75..125,400..700;1,75..125,400..700&family=Inter:wght@300;400;500;600;700&display=swap');

:root{
  --dark:    #04141d;
  --dark2:   #0a1f2e;
  --teal:    #519bae;
  --teal2:   #3d8ea3;
  --white:   #ffffff;
  --off:     #f5f5f5;
  --text:    #555;
  --muted:   #777;
  --border:  #e5e5e5;
  --head:    'Instrument Sans', sans-serif;
  --body:    'Inter', sans-serif;
  --t:       all .3s ease;
  --sh:      0 16px 48px rgba(0,0,0,.12);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--body);color:var(--text);background:#fff;line-height:1.7;font-size:16px;overflow-x:hidden}
html{scrollbar-gutter:stable}
a{text-decoration:none;color:inherit;transition:var(--t)}
img{max-width:100%;display:block}
ul{list-style:none}
button{cursor:pointer;border:none;background:none;font-family:var(--body)}

h1,h2,h3,h4,h5,h6{font-family:var(--head);line-height:1.05;letter-spacing:-.5px;color:var(--dark)}
h1{font-size:clamp(3.2rem,6.5vw,6.5rem);font-weight:800}
h2{font-size:clamp(2.2rem,4.5vw,4.5rem);font-weight:700}
h3{font-size:clamp(1.4rem,2.5vw,2rem);font-weight:700}
h4{font-size:1.15rem;font-weight:700}
p{margin-bottom:1rem}

/* ============================================================
   LAYOUT
   ============================================================ */
.container{max-width:1280px;margin:0 auto;padding:0 48px}
.sec{padding:110px 0}
.sec-sm{padding:70px 0}
.sec-dark{background:var(--dark)}
.sec-dark h2,.sec-dark h3,.sec-dark h4,.sec-dark h5{color:#fff}
.sec-off{background:var(--off)}
.tc{text-align:center}

.sec-label{display:block;font-family:var(--body);font-size:.82rem;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:var(--teal);margin-bottom:14px}
.ghost{color:rgba(119,119,119,.42);display:block}
.sec-hd{margin-bottom:52px}
.sec-hd.tc{text-align:center}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn{display:inline-flex;align-items:stretch;font-family:var(--body);font-weight:600;font-size:.8rem;letter-spacing:1.2px;text-transform:uppercase;border:1px solid transparent;border-radius:0;transition:var(--t);cursor:pointer}
.btn span{padding:13px 22px 13px 26px;display:flex;align-items:center}
.btn-arr{width:46px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.btn-arr svg{width:15px;height:15px}
.btn-dark{background:var(--dark);color:#fff;border-color:var(--dark)}
.btn-dark .btn-arr{background:var(--teal);color:#fff}
.btn-dark:hover{background:#0d2233}
.btn-teal{background:var(--teal);color:#fff;border-color:var(--teal)}
.btn-teal .btn-arr{background:rgba(0,0,0,.15);color:#fff}
.btn-teal:hover{background:var(--teal2);border-color:var(--teal2)}
.btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn-outline span{padding:13px 26px}
.btn-outline:hover{background:#fff;color:var(--dark)}
.btn-outline-dark{background:transparent;color:var(--dark);border-color:var(--dark)}
.btn-outline-dark span{padding:13px 26px}
.btn-outline-dark:hover{background:var(--dark);color:#fff}

/* ============================================================
   NAVBAR — transparent over hero, white when scrolled
   ============================================================ */
.site-header{
  position:fixed;top:0;left:0;width:100%;z-index:999;
  transition:background .35s ease, box-shadow .35s ease;
}

/* Default: fully transparent, no box */
.navbar{
  display:flex;align-items:center;justify-content:space-between;
  max-width:1280px;margin:0 auto;padding:0 48px;height:84px;
  background:transparent;border-bottom:none;transition:var(--t);
}

/* Full-width wrapper needed for bg to span 100% */
.site-header .navbar-bg{
  position:absolute;inset:0;
  background:transparent;
  transition:background .35s ease, box-shadow .35s ease;
  z-index:-1;
}

/* Scrolled: white background */
.site-header.scrolled .navbar-bg{
  background:#fff;
  box-shadow:0 2px 20px rgba(0,0,0,.1);
}

/* Logo original color (transparent nav state) */
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-img{
  height:46px;width:auto;object-fit:contain;display:block;
  /* No filter — show in original color always */
}
/* Fallback SVG mark */
.logo-mark{width:38px;height:38px;background:var(--teal);display:flex;align-items:center;justify-content:center;border-radius:2px}
.logo-mark svg{width:20px;height:20px;color:#fff}
.logo-name{font-family:var(--head);font-size:1.1rem;font-weight:800;letter-spacing:-.3px;display:block;line-height:1.1}
.logo-sub{font-size:.58rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;display:block}

/* Logo text: white on transparent, dark when scrolled */
.logo-name{color:#fff}
.logo-sub{color:rgba(255,255,255,.7)}
.site-header.scrolled .logo-name{color:var(--dark)}
.site-header.scrolled .logo-sub{color:var(--teal)}

/* Nav links: white/light on transparent, dark when scrolled */
.nav-list{display:flex;align-items:center;gap:4px}
.nav-item{position:relative}
.nav-a{
  display:block;padding:8px 16px;
  font-size:.88rem;font-weight:500;letter-spacing:.2px;
  color:rgba(255,255,255,.85);transition:var(--t);
}
.nav-a:hover{color:#fff}
.nav-a.active{color:#fff;font-weight:600}

/* Scrolled nav links */
.site-header.scrolled .nav-a{color:var(--dark)}
.site-header.scrolled .nav-a:hover{color:var(--teal)}
.site-header.scrolled .nav-a.active{color:var(--teal);font-weight:600}

/* CTA button */
.nav-cta{margin-left:24px}
/* CTA: show as teal on transparent */
.nav-cta .btn-teal{background:var(--teal);color:#fff;border-color:var(--teal)}
.nav-cta .btn-teal .btn-arr{background:rgba(0,0,0,.2)}
/* CTA: dark on scrolled */
.site-header.scrolled .nav-cta .btn-teal{background:var(--dark);border-color:var(--dark)}
.site-header.scrolled .nav-cta .btn-teal .btn-arr{background:var(--teal)}

/* Logo swap: logo.png → transparent navbar, logo2.png → scrolled white navbar */
.logo-img-default{display:block}    /* shown when transparent */
.logo-img-scrolled{display:none}    /* shown when scrolled */
.site-header.scrolled .logo-img-default{display:none}
.site-header.scrolled .logo-img-scrolled{display:block}

/* Hamburger */
.hamburger{display:none;flex-direction:column;gap:5px;padding:6px;cursor:pointer}
.hamburger span{width:24px;height:2px;background:#fff;display:block;transition:var(--t)}
.site-header.scrolled .hamburger span{background:var(--dark)}

/* ============================================================
   MOBILE NAV
   ============================================================ */
.mob-nav{display:none;position:fixed;inset:0;z-index:998;background:var(--dark);padding:90px 28px 40px;overflow-y:auto;flex-direction:column}
.mob-nav.open{display:flex}
.mob-nav a{color:rgba(255,255,255,.7);font-family:var(--head);font-weight:700;font-size:1.3rem;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.08);display:block}
.mob-nav a:hover{color:var(--teal)}
.mob-close{position:absolute;top:22px;right:22px;color:#fff;cursor:pointer}
.mob-close svg{width:26px;height:26px}

/* ============================================================
   HERO (homepage) — full screen, no padding-top (navbar transparent)
   ============================================================ */
.hero{
  position:relative;min-height:100vh;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
  background:var(--dark);
  width:100%;
}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.55; /* increased — lighter overlay means more photo visible */
}
/* Reduced overlay — lighter than before */
.hero-ov{
  position:absolute;inset:0;
  background:linear-gradient(to right,rgba(4,20,29,.65) 35%,rgba(4,20,29,.30) 100%);
}
.hero-inner{position:relative;z-index:2;padding-top:200px;padding-bottom:100px;width:100%;max-width:1280px;box-sizing:border-box}
.hero-tag{font-family:var(--body);font-size:.8rem;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:var(--teal);display:block;margin-bottom:20px}
.hero h1{color:#fff;text-rendering:geometricPrecision;-webkit-font-smoothing:antialiased}
.hero-bottom{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:32px 48px;margin-top:56px;padding-top:40px;
  border-top:1px solid rgba(255,255,255,.12);
}
.hero-desc{flex:1;min-width:260px}
.hero-stat{flex-shrink:0}
.hero-bottom>div:last-child{flex-shrink:0;margin-left:auto;min-width:220px}
.hero-desc{color:rgba(255,255,255,.7);font-size:1rem;max-width:480px;line-height:1.8;margin:0}
.hero-stat{text-align:right}
.hero-stat-n{font-family:var(--head);font-size:4.5rem;font-weight:800;color:var(--teal);line-height:1;display:block}
.hero-stat-label{font-size:.7rem;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,.45);font-weight:600;margin-top:4px;display:block}
.hero-stat-sub{font-size:.9rem;color:rgba(255,255,255,.7);font-weight:600}
.hero-down-btn{
  position:absolute;bottom:36px;right:48px;z-index:2;
  width:46px;height:46px;border:1px solid rgba(255,255,255,.18);
  display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,.5);cursor:pointer;transition:var(--t);
}
.hero-down-btn:hover{border-color:var(--teal);color:var(--teal)}
.hero-down-btn svg{width:18px;height:18px}

/* ============================================================
   PAGE HERO (inner pages) — photo + overlay + title
   ============================================================ */
.page-hero{
  background:var(--dark);
  padding:150px 0 90px;
  position:relative;overflow:hidden;
  min-height:360px;display:flex;align-items:flex-end;
}
/* Background image */
.ph-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.45; /* enough to see photo */
}
/* Overlay — lighter so photo shows */
.ph-ov{
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(4,20,29,.75) 50%,rgba(4,20,29,.50) 100%);
}
.page-hero .container{position:relative;z-index:2;width:100%}
.page-hero h1{color:#fff}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:.78rem;color:rgba(255,255,255,.45);font-weight:500;letter-spacing:.5px;margin-top:12px}
.breadcrumb a{color:var(--teal)}
.breadcrumb-sep{font-size:.6rem;opacity:.4}

/* ============================================================
   TWO-COLUMN SECTIONS
   ============================================================ */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.two-col.rev{direction:rtl}
.two-col.rev>*{direction:ltr}
.col-img{position:relative;overflow:visible;min-height:520px}
.col-img-main{
  width:100%;height:520px;object-fit:cover;display:block;
  position:relative;z-index:1;
}
/* Placeholder — always visible behind image, acts as fallback */
.col-img::before{
  content:'';
  position:absolute;inset:0;
  background:linear-gradient(135deg,var(--dark2),#163055);
  z-index:0;
}
.exp-badge{
  position:absolute;bottom:-28px;left:-28px;
  background:var(--teal);color:#fff;padding:22px 26px;
  font-family:var(--head);box-shadow:var(--sh);
  z-index:10;
}
.exp-n{font-size:3rem;font-weight:800;line-height:1;display:block}
.exp-t{font-size:.68rem;text-transform:uppercase;letter-spacing:1.5px;font-weight:600;margin-top:4px}

/* Numbered list */
.num-list{display:flex;flex-direction:column}
.num-item{display:grid;grid-template-columns:52px 1fr 90px;gap:16px;align-items:start;padding:26px 0;border-bottom:1px solid var(--border);cursor:pointer;transition:var(--t)}
.num-item:last-child{border-bottom:none}
.num-item:hover .ni-title{color:var(--teal)}
.ni-n{font-family:var(--body);font-size:.78rem;font-weight:600;color:var(--muted);letter-spacing:.5px;padding-top:4px}
.ni-title{font-family:var(--head);font-size:1.25rem;font-weight:700;margin-bottom:8px;transition:var(--t)}
.ni-text{font-size:.88rem;color:var(--muted);line-height:1.7;margin:0}
.ni-result{text-align:right;flex-shrink:0}
.ni-rl{font-size:.65rem;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);display:block;margin-bottom:3px}
.ni-rv{font-family:var(--head);font-size:1.05rem;font-weight:700;color:var(--dark);line-height:1.1}

/* ============================================================
   STATS (dark section)
   ============================================================ */
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr)}
.stat-item{padding:72px 48px;border-right:1px solid rgba(255,255,255,.08)}
.stat-item:last-child{border-right:none}
.stat-lbl{font-size:.72rem;letter-spacing:2px;text-transform:uppercase;color:var(--teal);font-weight:600;margin-bottom:16px}
.stat-num{font-family:var(--head);font-size:5.5rem;font-weight:800;color:#fff;line-height:1;margin-bottom:8px;display:block}
.stat-sub{font-size:.9rem;color:rgba(255,255,255,.45)}
.stat-dots{display:flex;gap:8px;margin-top:18px}
.sd{width:20px;height:2px;background:rgba(255,255,255,.15)}
.sd.a{background:var(--teal)}

/* ============================================================
   PROJECTS GRID — NO dark blue gap below image
   ============================================================ */
.proj-header{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.pf-btns{display:flex;gap:10px;flex-wrap:wrap}
.pf-btn{font-family:var(--body);font-size:.75rem;font-weight:500;letter-spacing:1px;text-transform:uppercase;padding:8px 18px;border:1px solid var(--border);background:#fff;color:var(--muted);cursor:pointer;transition:var(--t)}
.pf-btn:hover,.pf-btn.active{background:var(--dark);color:#fff;border-color:var(--dark)}
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.proj-card{position:relative;overflow:hidden;cursor:pointer;background:linear-gradient(135deg,var(--dark),var(--dark2))}
.proj-card.hidden{display:none}
/* The image fills the card — no separate dark region below */
.proj-card > img{
  width:100%;
  height:300px; /* fixed height — image always fills this */
  object-fit:cover;
  display:block;
  transition:transform .5s ease, filter .3s;
  filter:grayscale(10%);
}
.proj-card:hover > img{transform:scale(1.06);filter:grayscale(0)}
/* Overlay gradient from bottom — sits over image */
.proj-ov{
  position:absolute;inset:0;z-index:2;
  background:linear-gradient(to top,rgba(4,20,29,.88) 0%,rgba(4,20,29,.2) 55%,transparent 100%);
  padding:22px;
  display:flex;flex-direction:column;justify-content:flex-end;
  opacity:.7;transition:var(--t);
}
.proj-card:hover .proj-ov{opacity:1}
.pcat{font-size:.7rem;letter-spacing:1.5px;text-transform:uppercase;color:var(--teal);font-weight:600;margin-bottom:5px}
.pname{font-family:var(--head);font-size:1.05rem;font-weight:700;color:#fff;margin-bottom:3px}
.pval{font-size:.75rem;color:rgba(255,255,255,.55)}

/* ============================================================
   DARK STEPS GRID
   ============================================================ */
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.steps-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.06)}
.step-item{padding:40px;background:var(--dark);transition:var(--t)}
.step-item:hover{background:rgba(255,255,255,.03)}
.step-n{font-size:.72rem;letter-spacing:2px;text-transform:uppercase;color:var(--teal);font-weight:600;margin-bottom:14px}
.step-title{font-family:var(--head);font-size:1.35rem;font-weight:700;color:#fff;margin-bottom:10px}
.step-text{font-size:.88rem;color:rgba(255,255,255,.45);line-height:1.75;margin:0}
.step-foot{margin-top:22px;display:flex;align-items:center;justify-content:space-between}
.step-rl{font-size:.67rem;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,.25)}
.step-rv{font-family:var(--head);font-size:.95rem;font-weight:700;color:var(--teal)}
.step-arrow{width:30px;height:30px;border:1px solid rgba(255,255,255,.12);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.3);cursor:pointer;transition:var(--t)}
.step-arrow:hover{border-color:var(--teal);color:var(--teal)}
.step-arrow svg{width:12px;height:12px}

/* Why feats list */
.why-feats{display:flex;flex-direction:column}
.why-feat{display:flex;gap:22px;padding:26px 0;border-bottom:1px solid var(--border);align-items:flex-start}
.why-feat:last-child{border-bottom:none}
.wf-n{font-family:var(--head);font-size:2rem;font-weight:800;color:rgba(81,155,174,.18);flex-shrink:0;line-height:1;min-width:40px}
.wf-title{font-family:var(--head);font-size:1.05rem;font-weight:700;margin-bottom:6px}
.wf-text{font-size:.88rem;color:var(--muted);line-height:1.7;margin:0}

/* ============================================================
   CTA BAND — supports background image
   ============================================================ */
.cta-band{
  position:relative;padding:100px 0;overflow:hidden;
  background:var(--dark); /* fallback color */
}
/* Background image layer — images/cta-bg.jpg */
.cta-band-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.55;
}
.cta-band-ov{
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(4,20,29,.70) 0%,rgba(4,20,29,.50) 100%);
}
.cta-band::before{content:'';position:absolute;right:-120px;top:-120px;width:450px;height:450px;border-radius:50%;background:rgba(81,155,174,.05);z-index:1}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-left h2{color:#fff;margin-bottom:12px}
.cta-left p{color:rgba(255,255,255,.5);max-width:540px;margin:0}
.cta-btns{display:flex;gap:16px;flex-shrink:0;flex-wrap:wrap}

/* ============================================================
   SERVICE BLOCKS
   ============================================================ */
.srv-block{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center;padding:80px 0;border-bottom:1px solid var(--border)}
.srv-block:last-child{border-bottom:none}
.srv-block.rev{direction:rtl}
.srv-block.rev>*{direction:ltr}
.srv-img{height:400px;overflow:hidden;background:linear-gradient(135deg,var(--dark),var(--dark2))}
.srv-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s}
.srv-img:hover img{transform:scale(1.04)}
.srv-num{font-family:var(--body);font-size:.78rem;font-weight:600;letter-spacing:2px;color:var(--teal);text-transform:uppercase;margin-bottom:10px}
.srv-subs{list-style:none;margin:20px 0 28px;display:flex;flex-direction:column}
.srv-subs li{padding:10px 0;border-bottom:1px solid var(--border);font-size:.9rem;display:flex;align-items:center;gap:12px}
.srv-subs li:last-child{border-bottom:none}
.srv-subs li::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--teal);flex-shrink:0}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid{display:grid;grid-template-columns:1fr 1.6fr;gap:56px;align-items:start}
.contact-info{background:var(--dark);padding:44px 36px}
.contact-info h3{color:#fff;margin-bottom:26px}
.ci-row{display:flex;gap:14px;margin-bottom:22px;padding-bottom:22px;border-bottom:1px solid rgba(255,255,255,.07)}
.ci-row:last-of-type{border-bottom:none}
.ci-ico{width:38px;height:38px;background:rgba(81,155,174,.1);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.ci-ico svg{width:17px;height:17px;color:var(--teal)}
.ci-lbl{font-size:.68rem;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,.3);font-weight:600;margin-bottom:3px}
.ci-val{font-size:.9rem;color:#fff}
.branches{margin-top:24px;padding-top:20px;border-top:1px solid rgba(255,255,255,.07)}
.branches h4{font-size:.68rem;letter-spacing:1.5px;text-transform:uppercase;color:var(--teal);margin-bottom:12px}
.btags{display:flex;flex-wrap:wrap;gap:8px}
.btag{font-size:.73rem;background:rgba(255,255,255,.05);color:rgba(255,255,255,.55);padding:5px 12px;font-weight:500}
.form-box{border:1px solid var(--border);padding:44px 36px}
.form-box h3{margin-bottom:26px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.f-group{margin-bottom:18px}
.f-group label{display:block;font-size:.72rem;letter-spacing:1px;text-transform:uppercase;font-weight:600;color:var(--dark);margin-bottom:7px}
.f-group input,.f-group select,.f-group textarea{width:100%;padding:12px 15px;border:1px solid var(--border);border-radius:0;font-family:var(--body);font-size:.9rem;color:var(--dark);background:#fff;transition:var(--t)}
.f-group input:focus,.f-group select:focus,.f-group textarea:focus{outline:none;border-color:var(--teal)}
.f-group textarea{resize:vertical;min-height:130px}
.map-wrap{width:100%;line-height:0;overflow:hidden}
.map-wrap iframe{width:100%;height:450px;display:block;border:0}

/* ============================================================
   CERTIFICATIONS — with certificate image popup
   ============================================================ */
.cert-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.cert-card{border:1px solid var(--border);overflow:hidden;transition:var(--t)}
.cert-card:hover{border-color:var(--teal);transform:translateY(-4px);box-shadow:var(--sh)}
.cert-hd{background:var(--dark);padding:22px;display:flex;align-items:center;gap:14px}
.cert-ico{width:42px;height:42px;background:rgba(81,155,174,.12);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.cert-ico svg{width:20px;height:20px;color:var(--teal)}
.cert-title{font-family:var(--head);font-size:.95rem;font-weight:700;color:#fff;margin-bottom:2px}
.cert-cat{font-size:.66rem;color:var(--teal);text-transform:uppercase;letter-spacing:1px;font-weight:600}
/* Certificate scan image thumbnail — A4 ratio ≈ 1:1.414 */
.cert-scan-wrap{
  padding:16px 22px 0;
  background:#fafafa;
  border-bottom:1px solid var(--border);
}
.cert-scan{
  display:block;
  width:100%;
  aspect-ratio:1/1.414; /* A4 portrait ratio */
  object-fit:cover;
  cursor:pointer;
  transition:opacity .2s;
  border:1px solid var(--border);
}
.cert-scan:hover{opacity:.88}
.cert-scan-ph{
  width:100%;
  aspect-ratio:1/1.414;
  background:linear-gradient(135deg,#f0f0f0,#e5e5e5);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:10px;color:var(--muted);cursor:pointer;border:1px dashed var(--border);
  transition:var(--t);
}
.cert-scan-ph:hover{border-color:var(--teal);background:#f5fafb}
.cert-scan-ph svg{width:36px;height:36px;opacity:.4}
.cert-scan-ph span{font-size:.75rem;letter-spacing:1px;text-transform:uppercase;font-weight:600;opacity:.5}
.cert-bd{padding:18px 22px}
.cert-row{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px solid var(--border);font-size:.86rem}
.cert-row:last-of-type{border-bottom:none}
.cr-l{color:var(--muted);font-size:.72rem;text-transform:uppercase;letter-spacing:.8px;font-weight:600}
.cr-r{font-weight:700;color:var(--dark);font-size:.88rem}
.cert-ok{background:rgba(34,197,94,.08);color:#16a34a;font-size:.66rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;padding:3px 10px}

/* Certificate lightbox / popup */
.cert-popup{
  display:none;position:fixed;inset:0;z-index:2000;
  background:rgba(4,20,29,.9);backdrop-filter:blur(6px);
  align-items:center;justify-content:center;padding:24px;
}
.cert-popup.open{display:flex}
.cert-popup-inner{
  position:relative;max-width:600px;width:100%;
  max-height:90vh;overflow:auto;
  background:#fff;
}
.cert-popup-img{width:100%;display:block}
.cert-popup-close{
  position:absolute;top:-44px;right:0;
  width:36px;height:36px;border:1px solid rgba(255,255,255,.3);
  display:flex;align-items:center;justify-content:center;
  color:#fff;cursor:pointer;font-size:1.2rem;font-weight:700;
  background:rgba(255,255,255,.1);transition:var(--t);
}
.cert-popup-close:hover{background:var(--teal);border-color:var(--teal)}
.cert-popup-close svg{width:18px;height:18px}

/* ============================================================
   ORG CHART
   ============================================================ */
.org-node{background:var(--dark);color:#fff;padding:10px 18px;font-family:var(--body);font-weight:600;font-size:.78rem;text-align:center;display:inline-block;min-width:130px;letter-spacing:.3px;border:1px solid rgba(255,255,255,.07)}
.org-node.tl{background:var(--teal)}
.org-node.d2{background:var(--dark2)}

/* ============================================================
   FOOTER — logo stays white-filtered
   ============================================================ */
.footer{background:var(--dark)}
.footer-main{padding:80px 0 48px}
.footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1.4fr;gap:48px}
.footer-about p{font-size:.84rem;color:rgba(255,255,255,.38);line-height:1.8;margin:16px 0 22px}
.f-logo{display:flex;align-items:center;gap:12px}
.footer-logo-img{height:42px;width:auto;object-fit:contain;display:block;filter:brightness(0) invert(1);opacity:.85;margin-bottom:16px}
.fsoc-row{display:flex;gap:10px}
.fsoc{width:34px;height:34px;border:1px solid rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.28);transition:var(--t)}
.fsoc:hover{background:var(--teal);border-color:var(--teal);color:#fff}
.fsoc svg{width:13px;height:13px}
.footer-col h5{font-family:var(--body);font-size:.7rem;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:#fff;margin-bottom:20px;display:flex;align-items:center;gap:8px}
.footer-col h5::before{content:'■';font-size:.35rem;color:var(--teal)}
.footer-links li{margin-bottom:9px}
.footer-links a{font-size:.84rem;color:rgba(255,255,255,.38);display:flex;align-items:center;gap:8px;transition:var(--t)}
.footer-links a::before{content:'›';color:var(--teal);opacity:.7}
.footer-links a:hover{color:#fff;padding-left:4px}
.fc-row{display:flex;gap:10px;margin-bottom:12px;font-size:.83rem;color:rgba(255,255,255,.38)}
.fc-row svg{width:13px;height:13px;color:var(--teal);flex-shrink:0;margin-top:3px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.06);padding:18px 0}
.fb-inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:.76rem;color:rgba(255,255,255,.22)}
.fb-inner a{color:var(--teal)}

/* ============================================================
   ANIMATIONS
   ============================================================ */
.fade-up{opacity:0;transform:translateY(24px);transition:opacity .65s ease,transform .65s ease}
.fade-up.vis{opacity:1;transform:translateY(0)}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:1024px){
  .two-col,.why-grid,.contact-grid{grid-template-columns:1fr}
  .two-col.rev{direction:ltr}
  .srv-block{grid-template-columns:1fr;gap:32px}
  .srv-block.rev{direction:ltr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .proj-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .steps-grid{grid-template-columns:1fr}
  .cert-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .sec{padding:68px 0}
  .container{padding:0 18px}
  .nav-list,.nav-cta{display:none}
  .hamburger{display:flex}
  .navbar{padding:0 18px;max-width:none}
  .stats-grid{grid-template-columns:1fr}
  .stat-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.07);padding:44px 28px}
  .proj-grid{grid-template-columns:1fr}
  .cert-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .fb-inner{flex-direction:column;text-align:center}
  .f-row{grid-template-columns:1fr}
  .cta-inner{flex-direction:column}
  .cta-btns{flex-direction:column}
  /* Hero mobile: stack cleanly */
  .hero{min-height:100svh;min-height:100vh}
  .hero-inner{padding-top:100px;padding-bottom:60px}
  .hero h1{font-size:clamp(2.4rem,9vw,4rem);line-height:1.08}
  .hero-bottom{flex-direction:column;gap:20px;align-items:flex-start}
  .hero-desc{max-width:100%;font-size:.95rem}
  .hero-stat{text-align:left}
  .hero-stat-n{font-size:3rem}
  /* hero buttons stack */
  .hero-bottom>div:last-child{display:flex;flex-direction:column;gap:10px;width:100%}
  .hero-bottom .btn{width:100%;justify-content:center}
  /* two-col stacks */
  .two-col,.why-grid,.contact-grid{grid-template-columns:1fr;gap:40px}
  .two-col.rev{direction:ltr}
  .col-img-main{height:320px}
  .col-img-ph{height:320px}
}
@media(max-width:480px){
  .hero h1{font-size:3rem}
  h2{font-size:2.2rem}
  .proj-grid{grid-template-columns:1fr}
}
/* ============================================================
   HERO BACKGROUND SLIDER (3 images fade in/out)
   ============================================================ */
.hero-slider{position:absolute;inset:0;z-index:0}
.hero-slide{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:0;
  transition:opacity 1.4s ease-in-out;
}
.hero-slide.active{opacity:.55}
/* Override single hero-bg when slider is used */
.hero-bg{display:none}
/* ============================================================
   TEAM SECTION
   ============================================================ */
.team-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
}
.team-card{
  border:1px solid var(--border);
  overflow:hidden;
  transition:var(--t);
  background:#fff;
}
.team-card:hover{
  border-color:var(--teal);
  box-shadow:0 12px 40px rgba(4,20,29,.1);
  transform:translateY(-4px);
}
.team-card-num{
  padding:14px 18px;
  font-size:.75rem;font-weight:600;letter-spacing:.5px;
  color:var(--muted);border-bottom:1px solid var(--border);
  display:flex;justify-content:space-between;align-items:center;
}
.team-card-num span:last-child{
  width:8px;height:8px;background:var(--border);display:block;border-radius:50%;
}
.team-card:hover .team-card-num span:last-child{background:var(--teal)}
.team-photo{
  width:100%;aspect-ratio:3/4;
  overflow:hidden;position:relative;
  background:linear-gradient(135deg,var(--dark2),#0d2233);
}
.team-photo img{
  width:100%;height:100%;object-fit:cover;object-position:top;
  display:block;
  transition:transform .5s ease;
}
.team-card:hover .team-photo img{transform:scale(1.04)}
.team-photo-ph{
  width:100%;height:100%;
  display:flex;align-items:center;justify-content:center;
}
.team-photo-ph svg{width:80px;height:80px;color:rgba(255,255,255,.1)}
.team-info{padding:20px 18px 22px}
.team-name{
  font-family:var(--head);font-size:1.15rem;font-weight:700;
  color:var(--dark);margin-bottom:6px;
}
.team-role{
  font-size:.72rem;font-weight:600;letter-spacing:1.5px;
  text-transform:uppercase;color:var(--teal);margin-bottom:14px;
}
.team-divider{width:28px;height:2px;background:var(--border)}
.team-card:hover .team-divider{background:var(--teal)}

@media(max-width:900px){
  .team-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:560px){
  .team-grid{grid-template-columns:1fr}
}
/* Hero buttons fill their column width */
.hero-bottom > div:last-child .btn{width:100%;justify-content:space-between}