/* ── RESET & ROOT ─────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg0:#04080F;--bg1:#071525;--bg2:#0A1B32;--bg3:#0D2240;
  --blue:#0A548D;--blue-lt:#1976C2;--blue-bright:#2E9FE6;
  --teal:#00A99D;--teal-lt:#2EC4B6;--teal-dk:#007A70;
  --gold:#F0A500;--gold-lt:#FFB930;
  --lt:#C8D4E8;--muted:#8A9BB8;
  --red:#d32f2f;--red-bg:rgba(211,47,47,0.08);
  --grad-blue:linear-gradient(135deg,#1976C2 0%,#2E9FE6 100%);
  --grad-teal:linear-gradient(135deg,#00A99D 0%,#0A548D 100%);
  --font-head:'Montserrat',sans-serif;
  --font-body:'Inter',sans-serif;
  --radius:12px;--radius-sm:8px;
}
html{scroll-behavior:smooth}
body{background:var(--bg0);color:var(--lt);font-family:var(--font-body);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,h5{font-family:var(--font-head);line-height:1.25}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1160px;margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section-sm{padding:48px 0}
.section-alt{background:var(--bg1)}
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(4,8,15,0.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(46,159,230,0.1);transition:all .3s}
.header-inner{max-width:1160px;margin:0 auto;padding:0 24px;height:68px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.nav{display:flex;align-items:center;gap:8px}
.nav a{font-size:13px;font-weight:500;color:var(--muted);padding:6px 12px;border-radius:6px;transition:all .2s;white-space:nowrap}
.nav a:hover,.nav a.active{color:#fff;background:rgba(255,255,255,0.06)}
.nav-cta{background:var(--grad-blue) !important;color:#fff !important;border-radius:6px;font-weight:600 !important;padding:8px 16px !important}
.nav-cta:hover{opacity:.9 !important}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:4px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--lt);border-radius:2px;transition:all .3s}
.label{display:inline-block;font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--teal-lt);background:rgba(0,169,157,0.12);border:1px solid rgba(0,169,157,0.25);border-radius:20px;padding:4px 14px}
.label-blue{color:var(--blue-bright);background:rgba(46,159,230,0.1);border-color:rgba(46,159,230,0.25)}
.sku-badge{display:inline-block;font-size:10px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:4px;padding:3px 10px;font-family:var(--font-body)}
.ds-hero{padding:140px 0 80px;position:relative;overflow:hidden}
.ds-hero::before{content:'';position:absolute;top:-100px;right:-100px;width:600px;height:600px;background:radial-gradient(circle,rgba(46,159,230,0.06) 0%,transparent 65%);pointer-events:none}
.ds-hero::after{content:'';position:absolute;bottom:-80px;left:-80px;width:400px;height:400px;background:radial-gradient(circle,rgba(0,169,157,0.05) 0%,transparent 65%);pointer-events:none}
.hero-inner{display:grid;grid-template-columns:1fr auto;gap:48px;align-items:center}
.hero-left .sku-badge{margin-bottom:16px}
.hero-left h1{font-size:clamp(34px,5vw,52px);font-weight:800;color:#fff;margin:12px 0 8px;line-height:1.1}
.hero-left h1 span{color:var(--blue-bright)}
.hero-left .tagline{font-size:18px;color:var(--muted);margin:16px 0 0;max-width:580px;line-height:1.55}
.hero-meta{display:flex;gap:20px;margin-top:32px;flex-wrap:wrap}
.hero-stat{background:var(--bg2);border:1px solid rgba(46,159,230,0.12);border-radius:var(--radius-sm);padding:16px 22px;text-align:center;min-width:120px}
.hero-stat .val{font-size:22px;font-weight:800;color:var(--blue-bright);font-family:var(--font-head)}
.hero-stat .lbl{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;margin-top:4px}
.hero-right{background:var(--bg2);border:1px solid rgba(46,159,230,0.15);border-radius:var(--radius);padding:28px;min-width:260px;max-width:300px}
.hero-right h2{font-size:13px;font-weight:700;color:#fff;text-transform:uppercase;letter-spacing:1px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid rgba(46,159,230,0.1)}
.hero-checklist{list-style:none;padding:0;display:flex;flex-direction:column;gap:10px;margin-bottom:20px}
.hero-checklist li{font-size:13px;color:var(--muted);padding-left:20px;position:relative;line-height:1.45}
.hero-checklist li::before{content:"✓";position:absolute;left:0;color:var(--teal-lt);font-weight:700}
.btn-hero{display:block;width:100%;padding:12px 20px;background:var(--grad-blue);color:#fff;border-radius:6px;font-size:13px;font-weight:600;text-align:center;transition:opacity .2s}
.btn-hero:hover{opacity:.85}
.btn-hero-sec{display:block;width:100%;padding:10px 20px;background:transparent;color:var(--lt);border:1px solid rgba(200,212,232,0.2);border-radius:6px;font-size:13px;font-weight:500;text-align:center;transition:all .2s;margin-top:10px}
.btn-hero-sec:hover{background:rgba(255,255,255,0.05)}
.sh{margin-bottom:40px}
.sh h2{font-size:clamp(24px,3.5vw,34px);font-weight:700;color:#fff;margin-top:10px}
.sh p{font-size:15px;color:var(--muted);margin-top:12px;max-width:640px;line-height:1.6}
.challenge-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:36px}
.challenge-item{background:rgba(240,165,0,0.08);border-left:3px solid var(--gold);border-radius:6px;padding:18px 20px}
.challenge-item strong{font-size:14px;font-weight:600;color:#fff;display:block;margin-bottom:5px}
.challenge-item p{font-size:13px;color:var(--muted);line-height:1.5}
.challenge-callout{margin-top:24px;background:rgba(240,165,0,0.05);border:1px solid rgba(240,165,0,0.2);border-radius:var(--radius-sm);padding:20px 24px;font-size:14px;color:var(--muted);text-align:center;font-style:italic}
.challenge-callout strong{color:#fff}
.scope-list{list-style:none;padding:0;display:flex;flex-direction:column;gap:10px;margin-top:36px}
.scope-list li{background:rgba(10,84,141,0.08);border-left:3px solid var(--blue-bright);padding:14px 16px;border-radius:6px;font-size:13px;color:var(--muted);line-height:1.5}
.scope-list li strong{color:#fff;display:block;margin-bottom:3px}
.delivery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.delivery-card{background:var(--bg2);border:1px solid rgba(46,159,230,0.1);border-radius:var(--radius);padding:24px;text-align:center;transition:border-color .3s}
.delivery-card:hover{border-color:var(--blue-bright)}
.delivery-card .d-icon{font-size:32px;margin-bottom:14px}
.delivery-card h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:8px}
.delivery-card p{font-size:13px;color:var(--muted);line-height:1.5}
.deliverables-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:36px}
.del-card{background:var(--bg2);border:1px solid rgba(46,159,230,0.1);border-radius:var(--radius-sm);padding:22px 18px;text-align:center;transition:all .3s}
.del-card:hover{border-color:var(--blue-bright);transform:translateY(-3px)}
.del-card .d-icon{font-size:28px;margin-bottom:12px}
.del-card h4{font-size:13px;font-weight:600;color:#fff;line-height:1.35}
.two-col-cards{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:36px}
.info-card{background:var(--bg2);border:1px solid rgba(46,159,230,0.1);border-radius:var(--radius);padding:28px}
.info-card h3{font-size:16px;font-weight:700;color:#fff;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.info-card h3 span{font-size:22px}
.info-list{list-style:none;padding:0;display:flex;flex-direction:column;gap:10px}
.info-list li{font-size:13px;color:var(--muted);padding-left:20px;position:relative;line-height:1.5}
.info-list.check li::before{content:"✓";position:absolute;left:0;color:var(--teal-lt);font-weight:700}
.info-list.arrow li::before{content:"→";position:absolute;left:0;color:var(--blue-bright)}
.tier-compare{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.tier-compare-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px}
.tier-col{background:var(--bg2);border:1px solid rgba(46,159,230,0.1);border-radius:var(--radius);padding:28px;transition:all .3s;opacity:.6}
.tier-col.active{border-color:var(--blue-bright);opacity:1;box-shadow:0 0 0 1px var(--blue-bright),0 12px 40px rgba(46,159,230,0.15)}
.tier-col.active .tier-label{color:var(--blue-bright)}
.tier-col .tier-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:var(--muted);margin-bottom:8px}
.tier-col h4{font-size:18px;font-weight:700;color:#fff;margin-bottom:4px}
.tier-col .tier-meta{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,0.06);margin-bottom:16px}
.tier-col ul{list-style:none;padding:0;display:flex;flex-direction:column;gap:7px}
.tier-col ul li{font-size:12px;color:var(--muted);padding-left:16px;position:relative}
.tier-col ul li::before{content:"✓";position:absolute;left:0;color:var(--blue-bright);font-weight:700}
.tier-col.active .btn-tier{background:var(--grad-blue);color:#fff}
.btn-tier{display:block;width:100%;padding:11px 20px;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);color:var(--lt);border-radius:6px;font-size:13px;font-weight:600;text-align:center;transition:all .2s;margin-top:20px}
.btn-tier:hover{opacity:.85}
.tier-you-are-here{text-align:center;margin-bottom:8px}
.you-are-here-badge{display:inline-block;font-size:10px;font-weight:700;letter-spacing:1px;text-transform:uppercase;background:var(--blue-bright);color:#fff;border-radius:4px;padding:3px 10px;margin-bottom:8px}
.mesh-card{background:linear-gradient(135deg,rgba(0,169,157,0.08) 0%,rgba(10,84,141,0.08) 100%);border:1px solid rgba(0,169,157,0.2);border-radius:var(--radius);padding:28px;margin-top:36px}
.mesh-card h3{font-size:16px;font-weight:700;color:#fff;margin-bottom:10px}
.mesh-card .mesh-tag{display:inline-block;font-size:11px;font-weight:700;color:var(--teal-lt);background:rgba(0,169,157,0.12);border:1px solid rgba(0,169,157,0.25);border-radius:20px;padding:3px 12px;margin-bottom:14px}
.mesh-card p{font-size:13px;color:var(--muted);line-height:1.6}
.takeaway{background:linear-gradient(135deg,rgba(10,84,141,0.15) 0%,rgba(0,169,157,0.08) 100%);border:1px solid rgba(46,159,230,0.2);border-radius:var(--radius);padding:48px;text-align:center;margin:0}
.takeaway .tk-icon{font-size:40px;margin-bottom:16px}
.takeaway h2{font-size:clamp(22px,3vw,30px);font-weight:800;color:#fff;margin-bottom:16px}
.takeaway p{font-size:16px;color:var(--muted);max-width:600px;margin:0 auto 32px;line-height:1.6}
.btn-group{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 28px;border-radius:8px;font-size:14px;font-weight:600;transition:all .2s;cursor:pointer;border:none;text-decoration:none}
.btn-primary{background:var(--grad-blue);color:#fff}
.btn-primary:hover{opacity:.88;transform:translateY(-1px)}
.btn-sec{background:transparent;color:var(--lt);border:1px solid rgba(200,212,232,0.25)}
.btn-sec:hover{background:rgba(255,255,255,0.06);transform:translateY(-1px)}
.svc-divider{height:1px;background:linear-gradient(90deg,transparent,rgba(46,159,230,0.2),transparent)}
.site-footer{background:#020609;border-top:1px solid rgba(46,159,230,0.1);padding:60px 0 32px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer-brand p{font-size:13px;color:var(--muted);line-height:1.6;margin-top:12px;max-width:260px}
.footer-social{display:flex;gap:10px;margin-top:20px}
.footer-social a{width:34px;height:34px;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--muted);transition:all .2s}
.footer-social a:hover{background:rgba(46,159,230,0.15);color:#fff;border-color:var(--blue-bright)}
.footer-col h5{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:#fff;margin-bottom:16px}
.footer-col ul{list-style:none;padding:0;display:flex;flex-direction:column;gap:8px}
.footer-col ul li a{font-size:13px;color:var(--muted);transition:color .2s}
.footer-col ul li a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.06);padding-top:24px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.footer-bottom p,.footer-bottom a{font-size:12px;color:var(--muted)}
.footer-bottom a:hover{color:#fff}
.reveal{opacity:1;transform:none;transition:opacity .55s ease,transform .55s ease}
.reveal.visible{opacity:1;transform:none}
@media(max-width:960px){
  .hero-inner{grid-template-columns:1fr}
  .hero-right{max-width:100%;min-width:0}
  .challenge-grid,.two-col-cards{grid-template-columns:1fr}
  .delivery-grid{grid-template-columns:repeat(2,1fr)}
  .deliverables-grid{grid-template-columns:repeat(3,1fr)}
  .tier-compare,.tier-compare-4{grid-template-columns:1fr 1fr}
  .tier-col{opacity:1}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .delivery-grid,.deliverables-grid{grid-template-columns:1fr 1fr}
  .hero-meta{gap:12px}
  .footer-grid{grid-template-columns:1fr}
  .takeaway{padding:40px 24px}
  .tier-compare,.tier-compare-4{grid-template-columns:1fr}
}