:root{
  --bg:#071926;
  --bg-2:#0b2233;
  --bg-3:#10314a;
  --panel:rgba(9,28,42,.72);
  --panel-strong:rgba(10,37,57,.92);
  --line:rgba(255,255,255,.10);
  --line-2:rgba(118,214,255,.20);
  --text:#eff8ff;
  --muted:#a7c6d9;
  --muted-2:#77a4bf;
  --accent:#39b8ff;
  --accent-2:#87dbff;
  --accent-3:#1b7fb8;
  --shadow:0 20px 60px rgba(0,0,0,.34);
  --shadow-soft:0 18px 40px rgba(0,0,0,.22);
  --radius:28px;
  --radius-sm:22px;
  --max:1280px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:Inter,Arial,Helvetica,sans-serif;
  color:var(--text);
  background:
   radial-gradient(circle at 15% 0%, rgba(57,184,255,.18), transparent 25%),
   radial-gradient(circle at 80% 15%, rgba(135,219,255,.12), transparent 22%),
   linear-gradient(180deg, #081521 0%, #091b2a 28%, #0b2233 100%);
}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.container{width:min(var(--max), calc(100% - 40px));margin:0 auto}
.page-shell{position:relative;overflow:hidden}

.topbar-wrap{
  position:sticky;top:0;z-index:50;
  background:rgba(6,17,26,.72);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.topbar-line{
  height:2px;
  background:linear-gradient(90deg, transparent, rgba(96,215,255,.85) 12%, rgba(255,255,255,.5) 34%, rgba(84,173,219,.2) 56%, transparent 72%);
}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:92px}
.brand{display:flex;align-items:center;gap:16px;position:relative;padding:6px 0}
.brand-logo{
  width:70px;height:70px;object-fit:contain;flex:0 0 70px;
  filter:drop-shadow(0 12px 26px rgba(7,24,35,.40));
  transform:translateY(-6px);
}
.brand-copy strong{display:block;font-size:14px;letter-spacing:.14em;text-transform:uppercase}
.brand-copy small{display:block;color:var(--muted);font-size:12px;margin-top:4px}
.main-nav{display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.nav-link{position:relative;padding:12px 0;color:var(--muted);font-weight:600}
.nav-link:after{content:"";position:absolute;left:0;right:0;bottom:7px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--accent),transparent);transform:scaleX(0);transform-origin:left center;transition:.22s ease}
.nav-link:hover,.nav-link.is-active{color:#fff}
.nav-link:hover:after,.nav-link.is-active:after{transform:scaleX(1)}
.nav-cta{padding:12px 18px;border-radius:999px;border:1px solid rgba(135,219,255,.24);background:linear-gradient(180deg, rgba(57,184,255,.28), rgba(57,184,255,.12));font-weight:700}

.hero-section{position:relative;padding:64px 0 48px}
.hero-bg{position:absolute;inset:0;pointer-events:none;opacity:.6;background:linear-gradient(90deg, rgba(8,21,33,.9) 0%, rgba(8,21,33,.65) 36%, rgba(8,21,33,.35) 60%, rgba(8,21,33,.9) 100%), url('../img/header-bg2.jpg') center/cover no-repeat}
.hero-grid,.split-layout{display:grid;grid-template-columns:1.04fr .96fr;gap:36px;align-items:center;position:relative;z-index:1}
.hero-grid{min-height:700px}
.hero-copy{display:flex;flex-direction:column;justify-content:center;min-height:100%}
.hero-copy h1,.section-heading h2{margin:0;line-height:.96;letter-spacing:-.04em}
.hero-copy h1{font-size:clamp(46px,7vw,82px);max-width:760px}
.hero-copy p,.section-heading p,.info-card p,.glass-panel p,.site-footer p,.metric-note,.product-card p,.timeline-card p{color:var(--muted)}
.hero-copy p{margin:24px 0 0;max-width:760px;font-size:18px}
.eyebrow,.mini-label,.timeline-step{font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-2)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.btn{min-height:52px;padding:13px 22px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;font-weight:800;transition:.2s ease;border:1px solid transparent}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(180deg,#76dbff,#28aef8);color:#062033;box-shadow:0 14px 36px rgba(57,184,255,.25)}
.btn-secondary{border-color:rgba(135,219,255,.26);background:rgba(255,255,255,.03);color:#fff}

.hero-panel,.glass-panel,.info-card,.stat-card,.product-card,.timeline-card,.quote-card{
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,.065), rgba(255,255,255,.03));
  box-shadow:var(--shadow);
}
.hero-panel,.glass-panel{border-radius:calc(var(--radius) + 4px)}
.hero-panel-inner,.glass-panel,.info-card,.stat-card,.product-card,.timeline-card,.quote-card{padding:28px}
.hero-panel .hero-panel-inner{height:100%}
.hero-panel{position:relative;overflow:hidden;min-height:640px}
.hero-panel:before{content:"";position:absolute;inset:auto -60px -120px auto;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle, rgba(57,184,255,.22), transparent 68%)}
.hero-panel:after{content:"";position:absolute;inset:12% auto auto 8%;width:180px;height:180px;border-radius:40px;border:1px solid rgba(255,255,255,.06);transform:rotate(32deg)}
.hero-art{position:relative;height:100%;display:flex;align-items:center;justify-content:center;padding-top:54px}
.logo-orb{position:absolute;top:34px;right:18px;width:140px;height:140px;border-radius:50%;background:radial-gradient(circle at 40% 40%, rgba(135,219,255,.4), rgba(57,184,255,.06) 58%, transparent 64%);animation:floaty 6s ease-in-out infinite}
.logo-slab{
  position:absolute;left:12%;right:12%;top:15%;height:292px;border-radius:42px;
  background:linear-gradient(180deg, rgba(57,184,255,.14), rgba(255,255,255,.03));
  border:1px solid rgba(135,219,255,.22);overflow:hidden;
  display:flex;align-items:center;justify-content:center;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12), 0 22px 52px rgba(0,0,0,.24);
}
.logo-slab img{width:80%;height:80%;object-fit:contain;opacity:.94;mix-blend-mode:screen;filter:drop-shadow(0 14px 44px rgba(57,184,255,.25));transform:translateY(18px)}
.arc{position:absolute;border:1px solid rgba(135,219,255,.14);border-radius:999px}
.arc.a1{width:420px;height:420px;bottom:-120px;left:-70px;transform:rotate(-8deg)}
.arc.a2{width:520px;height:520px;bottom:-190px;left:-20px;transform:rotate(-8deg)}
.arc.a3{width:620px;height:620px;bottom:-260px;left:40px;transform:rotate(-8deg)}
.metric-ribbon{
  position:absolute;
  left:34px;
  right:34px;
  bottom:-450px;
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
  z-index:4;
}
.metric-box{padding:18px 20px;border-radius:18px;background:linear-gradient(180deg, rgba(9,22,34,.76), rgba(8,18,28,.58));border:1px solid rgba(255,255,255,.08);backdrop-filter:blur(10px);box-shadow:0 12px 28px rgba(0,0,0,.18)}
.metric-box strong{display:block;font-size:28px;line-height:1.05}
.metric-note{font-size:13px;margin-top:8px;line-height:1.35}

.section{padding:40px 0 78px;position:relative}
.section-heading{max-width:860px;margin-bottom:26px}
.section-heading h2{font-size:clamp(34px,5vw,56px)}
.section-heading p{font-size:17px;margin-top:14px}
.grid-3,.grid-4,.stats-grid,.product-grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.stats-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.product-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.info-card,.stat-card,.product-card,.timeline-card,.quote-card{border-radius:var(--radius-sm);position:relative;overflow:hidden}
.info-card:before,.stat-card:before,.product-card:before,.timeline-card:before,.glass-panel:before,.quote-card:before{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(135deg, rgba(255,255,255,.12), transparent 32%, transparent 70%, rgba(57,184,255,.08));
  opacity:.75;
}
.info-card,.stat-card,.product-card,.timeline-card,.glass-panel{transform-style:preserve-3d;transition:transform .26s ease, box-shadow .26s ease, border-color .26s ease}
.info-card:hover,.stat-card:hover,.product-card:hover,.timeline-card:hover,.glass-panel:hover{
  transform:translateY(-6px) rotateX(1deg) rotateY(-1deg);
  box-shadow:0 26px 60px rgba(0,0,0,.34);
  border-color:rgba(135,219,255,.24);
}
.card-icon{width:64px;height:64px;padding:14px;border-radius:18px;background:linear-gradient(180deg, rgba(118,219,255,.16), rgba(57,184,255,.08));border:1px solid rgba(135,219,255,.16);display:grid;place-items:center;box-shadow:var(--shadow-soft)}
.card-icon img{max-width:100%;max-height:100%;filter:brightness(0) invert(1) opacity(.95)}
.info-card h3,.product-card h3,.glass-panel h3,.timeline-card h3,.quote-card h3{margin:18px 0 10px;font-size:24px;line-height:1.12}
.info-card p,.product-card p,.timeline-card p,.glass-panel p{font-size:17px;line-height:1.48}

.list-clean{display:grid;gap:16px;padding:0;margin:22px 0 0;list-style:none}
.list-clean li{display:flex;align-items:flex-start;gap:14px;padding-left:0;color:var(--muted);line-height:1.65}
.list-clean li:before{content:"";display:block;flex:0 0 9px;width:9px;height:9px;border-radius:50%;margin-top:10px;background:linear-gradient(180deg,var(--accent-2),var(--accent))}

.split-media{border-radius:calc(var(--radius) + 2px);overflow:hidden;position:relative;min-height:560px;border:1px solid var(--line);box-shadow:var(--shadow)}
.split-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.split-media:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg, rgba(4,16,25,.08), rgba(4,16,25,.42))}
.split-media-badge{position:absolute;left:24px;bottom:24px;z-index:2;padding:18px 20px;max-width:430px;border-radius:18px;background:rgba(8,21,33,.72);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.09)}

.stat-card{min-height:198px;padding:28px 26px;display:flex;flex-direction:column;justify-content:center}
.stat-card strong{display:block;font-size:clamp(20px,2.2vw,30px);line-height:1.04;letter-spacing:-.03em;white-space:nowrap}
.stat-card span{display:block;margin-top:12px;color:var(--muted);font-size:18px;line-height:1.35;max-width:250px}

.band-section{padding:30px 0 42px}
.logo-band{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.band-item{height:128px;border-radius:22px;border:1px solid rgba(255,255,255,.08);background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));display:grid;place-items:center;overflow:hidden;box-shadow:var(--shadow-soft)}
.band-item img{width:100%;height:100%;object-fit:cover;filter:saturate(.92) contrast(1.04)}

.product-card{min-height:280px;padding:28px}
.product-link-card{display:block}
.product-link-card:hover .product-link-text{color:#fff;transform:translateX(4px)}
.product-link-text{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-weight:700;color:var(--accent-2);transition:.22s ease}
.product-detail-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.product-detail-card{min-height:unset}
.product-detail-card h3{font-size:32px}

.quote-card{display:grid;grid-template-columns:1.05fr .95fr;gap:20px;align-items:center}
.quote-card img{border-radius:18px;min-height:320px;object-fit:cover;width:100%;height:100%}
.quote-mark{font-size:56px;line-height:.7;color:var(--accent-2);opacity:.9}
.quote-body p{font-size:18px;color:#d9eef9;line-height:1.55}

.footer-cta{padding:24px 28px;border-radius:30px;background:linear-gradient(135deg, rgba(57,184,255,.22), rgba(255,255,255,.05));border:1px solid rgba(135,219,255,.24);display:flex;align-items:center;justify-content:space-between;gap:24px}
.site-footer{padding:24px 0 44px;color:var(--muted-2)}
.footer-row{display:flex;justify-content:space-between;gap:20px;align-items:center;flex-wrap:wrap}

.reveal-on-scroll{opacity:0;transform:translateY(42px);transition:opacity .8s ease, transform .8s cubic-bezier(.2,.8,.2,1)}
.reveal-on-scroll.delay-1{transition-delay:.08s}
.reveal-on-scroll.delay-2{transition-delay:.16s}
.reveal-on-scroll.is-visible{opacity:1;transform:translateY(0)}

@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(10px)}}

@media (max-width: 1240px){
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-card strong{white-space:normal}
}
@media (max-width: 1100px){
  .hero-grid,.split-layout,.quote-card{grid-template-columns:1fr}
  .hero-grid{min-height:auto}
  .hero-panel{min-height:560px}
  .logo-band,.grid-4,.grid-3,.product-grid,.product-detail-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width: 760px){
  .container{width:min(var(--max), calc(100% - 24px))}
  .topbar{min-height:78px}
  .main-nav{gap:16px}
  .nav-cta{display:none}
  .brand-logo{width:58px;height:58px;flex-basis:58px;transform:none}
  .hero-section{padding:52px 0 26px}
  .hero-copy h1{font-size:40px}
  .hero-copy p{font-size:16px}
  .hero-panel{min-height:500px}
  .logo-slab{inset:8% 8% auto 8%;height:220px}
  .metric-ribbon{left:20px;right:20px;bottom:-450px}
  .metric-ribbon,.logo-band,.grid-4,.stats-grid,.product-grid,.product-detail-grid,.grid-3{grid-template-columns:1fr}
  .stat-card strong{white-space:normal}
  .product-detail-card h3{font-size:28px}
  .footer-cta,.footer-row{align-items:flex-start;flex-direction:column}
}



/* ===== Phase 1 restore: header + home stat row + why choose section ===== */

/* Keep the header fully transparent until scroll adds .is-scrolled */
.topbar-wrap:not(.is-scrolled){
  background:transparent !important;
  backdrop-filter:none !important;
  border-bottom-color:transparent !important;
  box-shadow:none !important;
}
.topbar-wrap:not(.is-scrolled) .topbar-line{
  opacity:0 !important;
}

/* Restore the 5 capability cards in a single desktop row */
.page-shell .stats-grid{
  display:grid;
  grid-template-columns:repeat(5, minmax(0, 1fr));
  gap:18px;
  align-items:stretch;
}
.page-shell .stat-card{
  min-width:0;
  min-height:180px;
}
.page-shell .stat-card strong{
  font-size:clamp(18px, 1.8vw, 28px);
  line-height:1.06;
  white-space:normal;
  overflow-wrap:anywhere;
}
.page-shell .stat-card span{
  font-size:16px;
  line-height:1.35;
  max-width:none;
}

/* Restore the visual 4-card "Commercially useful platform delivery..." section */
.why-choose-section{
  padding-top:24px;
}
.why-choose-section .reason-grid{
  display:grid;
  grid-template-columns:repeat(4, minmax(0, 1fr));
  gap:18px;
  align-items:stretch;
}
.why-choose-section .reason-card{
  min-height:340px;
}
.why-choose-section .reason-card-content{
  min-height:340px;
}
.why-choose-section .reason-card-content h3{
  font-size:28px;
  line-height:1.02;
}
.why-choose-section .reason-card-content p{
  font-size:16px;
  line-height:1.48;
}

/* Keep desktop/tablet behaviour stable before dropping to 2-up / 1-up */
@media (max-width: 1240px){
  .page-shell .stats-grid{
    grid-template-columns:repeat(5, minmax(0, 1fr));
    gap:16px;
  }
  .page-shell .stat-card{
    min-height:172px;
    padding:24px 22px;
  }
  .page-shell .stat-card strong{
    font-size:clamp(17px, 1.7vw, 25px);
  }
  .page-shell .stat-card span{
    font-size:15px;
  }
}
@media (max-width: 1100px){
  .page-shell .stats-grid{
    grid-template-columns:repeat(2, minmax(0, 1fr));
  }
  .why-choose-section .reason-grid{
    grid-template-columns:repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 760px){
  .page-shell .stats-grid{
    grid-template-columns:1fr;
  }
  .why-choose-section .reason-grid{
    grid-template-columns:1fr;
  }
}
/* Phase 2 patch: transparent header + restore modern Why Operators section */

.page-shell{
  overflow-x:hidden;
  overflow-y:visible;
}

.topbar-wrap{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:50;
  background:transparent !important;
  backdrop-filter:none !important;
  border-bottom:1px solid transparent !important;
  box-shadow:none !important;
  transition:background .24s ease,border-color .24s ease,backdrop-filter .24s ease,box-shadow .24s ease;
}

.topbar-wrap.is-scrolled{
  background:rgba(6,17,26,.72) !important;
  backdrop-filter:blur(16px) !important;
  border-bottom-color:rgba(255,255,255,.06) !important;
  box-shadow:0 10px 24px rgba(0,0,0,.18) !important;
}

.topbar-line{
  opacity:0;
  transition:opacity .24s ease;
}

.topbar-wrap.is-scrolled .topbar-line{
  opacity:1;
}

.hero-section{
  padding:128px 0 36px;
}

.hero-grid{
  min-height:620px;
}

.hero-panel{
  overflow:visible;
  min-height:560px;
}

.hero-art{
  padding-top:24px;
}

.logo-orb{
  top:16px;
  right:14px;
}

.logo-slab{
  inset:11% 11% auto 11%;
  height:254px;
}

.logo-slab img{
  width:82%;
  height:82%;
  transform:none;
}

.metric-ribbon{
  bottom:-440px;
}

.hero-section--home{
  padding-bottom:280px;
}

.why-choose-section{
  padding-top:18px;
}

.reason-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
}

.reason-card{
  position:relative;
  display:block;
  min-height:340px;
  border-radius:26px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.09);
  box-shadow:var(--shadow);
  background:#081521;
  transform-style:preserve-3d;
  transition:transform .28s ease, box-shadow .28s ease, border-color .28s ease;
}

.reason-card:hover{
  transform:translateY(-6px) rotateX(1deg) rotateY(-1deg);
  box-shadow:0 28px 64px rgba(0,0,0,.38);
  border-color:rgba(135,219,255,.24);
}

.reason-card-media{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  transform:scale(1.02);
  filter:saturate(.98) contrast(1.02);
}

.reason-card-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(3,11,18,.18) 0%, rgba(3,11,18,.36) 30%, rgba(3,11,18,.78) 74%, rgba(3,11,18,.94) 100%);
}

.reason-card-content{
  position:relative;
  z-index:1;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  min-height:340px;
  padding:24px;
}

.reason-card-content h3{
  margin:12px 0 10px;
  font-size:28px;
  line-height:1.02;
  letter-spacing:-.03em;
}

.reason-card-content p{
  margin:0;
  color:#d3e9f7;
  font-size:16px;
  line-height:1.48;
  max-width:34ch;
}

.reason-link-text{
  margin-top:16px;
}

@media (max-width: 1100px){
  .hero-grid,
  .split-layout,
  .quote-card{
    grid-template-columns:1fr;
  }

  .hero-grid{
    min-height:auto;
  }

  .hero-section--home{
    padding-bottom:220px;
  }

  .reason-grid{
    grid-template-columns:repeat(2,1fr);
  }
}

@media (max-width: 760px){
  .hero-section{
    padding:108px 0 24px;
  }

  .hero-panel{
    min-height:460px;
  }

  .logo-slab{
    inset:10% 8% auto 8%;
    height:210px;
  }

  .metric-ribbon{
    position:static;
    margin-top:330px;
    left:auto;
    right:auto;
    bottom:auto;
    grid-template-columns:1fr;
  }

  .hero-section--home{
    padding-bottom:40px;
  }

  .reason-grid{
    grid-template-columns:1fr;
  }
}