/* Reset & variables */
:root{
  --primary:#0B1F3A;
  --primary-2:#132a4d;
  --accent:#2F80ED;
  --accent-2:#1a65c8;
  --text:#0f172a;
  --muted:#5b6475;
  --bg:#ffffff;
  --card:#ffffff;
  --border:#e6e8ee;
  --light:#f6f8fb;
}
:root.dark{
  --text:#e6eaf2;
  --muted:#a7b0c0;
  --bg:#0b1220;
  --card:#0f172a;
  --border:#1f2a44;
  --light:#0e1528;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{scroll-behavior:smooth}
body{
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.65;
}
.container{max-width:1120px;margin:0 auto;padding:24px}
.section{padding:72px 0}
.section--tight{padding:48px 0}
h1{font-family:'IBM Plex Sans',Inter,sans-serif;font-size:44px;line-height:1.1;margin-bottom:16px;font-weight:700}
h2{font-family:'IBM Plex Sans',Inter,sans-serif;font-size:30px;margin-bottom:16px;font-weight:700;letter-spacing:-.02em}
h3{font-size:17px;margin-bottom:8px;font-weight:600}
p{color:var(--muted)}
a{color:inherit}
strong{font-weight:600;color:var(--text)}

/* Header */
.header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(140%) blur(12px);
  background:rgba(255,255,255,.8);
  border-bottom:1px solid var(--border);
  transition:.3s background;
}
:root.dark .header{background:rgba(10,15,30,.75)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px}

/* Logo */
.logo{
  display:flex;align-items:center;gap:9px;
  font-weight:700;font-size:17px;letter-spacing:-.01em;
  text-decoration:none;color:var(--text);
  flex-shrink:0;
}
.logo-icon{width:28px;height:28px;flex-shrink:0}
.logo-sub{
  font-size:10px;font-weight:400;color:var(--muted);
  display:block;letter-spacing:.04em;margin-top:-2px;
  text-transform:uppercase;
}

.menu a{margin-left:20px;text-decoration:none;position:relative;color:var(--muted);font-size:14px}
.menu a.active{color:var(--text)}
.menu a::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--accent);transition:.25s}
.menu a:hover::after,.menu a.active::after{width:100%}

/* Buttons */
.btn{
  display:inline-block;padding:11px 22px;border-radius:10px;
  background:var(--accent);color:#fff;text-decoration:none;
  font-size:14px;font-weight:600;
  box-shadow:0 8px 24px rgba(47,128,237,.28);
  transition:.25s transform, .25s box-shadow;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(47,128,237,.35)}
.btn-outline{
  background:transparent;color:var(--accent);
  border:1.5px solid var(--accent);box-shadow:none;
}
.btn-outline:hover{background:var(--accent);color:#fff}

/* Hero */
.hero{
  background:linear-gradient(140deg,var(--primary) 0%,var(--primary-2) 100%);
  color:#fff;position:relative;overflow:hidden;min-height:520px;
  display:flex;align-items:center;
}
.hero .container{padding-top:96px;padding-bottom:96px;position:relative;z-index:2}
.hero h1{color:#fff}
.hero p{color:#c0cfea;font-size:17px}
.hero .cta{margin-top:28px;display:flex;gap:12px;flex-wrap:wrap}
.hero-bg{
  position:absolute;inset:0;width:100%;height:100%;
  opacity:.8;pointer-events:none;
}
.hero-eyebrow{
  display:inline-block;color:#7eb8ff;font-size:13px;
  font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  margin-bottom:14px;
}

/* Stats bar */
.stats-bar{background:var(--light);border-bottom:1px solid var(--border)}
.stats-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:0;text-align:center;
}
@media(max-width:700px){.stats-grid{grid-template-columns:repeat(2,1fr)}}
.stat-item{
  padding:24px 12px;
  border-right:1px solid var(--border);
}
.stat-item:last-child{border-right:none}
.stat-num{
  font-family:'IBM Plex Sans',Inter,sans-serif;
  font-size:32px;font-weight:700;
  color:var(--accent);line-height:1;
  margin-bottom:4px;
}
.stat-label{font-size:12px;color:var(--muted);letter-spacing:.04em;text-transform:uppercase}

/* Subpage hero */
.subhero{
  background:linear-gradient(140deg,var(--primary),var(--primary-2));
  color:#fff;
}
.subhero .container{padding:52px 24px}
.subhero h1{color:#fff;font-size:36px;margin-bottom:8px}
.subhero p{color:#c0cfea}

/* Section heading with eyebrow */
.section-eyebrow{
  display:inline-block;color:var(--accent);font-size:12px;
  font-weight:600;letter-spacing:.1em;text-transform:uppercase;
  margin-bottom:10px;
}

/* Grid & cards */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:720px){.grid-2{grid-template-columns:1fr}}

.card{
  background:var(--card);border:1px solid var(--border);
  border-radius:16px;padding:26px;
  transition:.28s transform,.28s box-shadow,.28s border-color;
}
.card:hover{transform:translateY(-5px);box-shadow:0 20px 48px rgba(0,0,0,.07);border-color:var(--accent)}
.card-icon{
  width:44px;height:44px;margin-bottom:14px;
  background:rgba(47,128,237,.08);border-radius:10px;
  display:flex;align-items:center;justify-content:center;
}
.card-icon svg{width:22px;height:22px;color:var(--accent)}
:root.dark .card-icon{background:rgba(47,128,237,.15)}

/* Lists */
.checklist{margin-top:12px}
.checklist li{list-style:none;margin:10px 0;color:var(--muted);padding-left:24px;position:relative}
.checklist li::before{
  content:"";position:absolute;left:0;top:7px;
  width:10px;height:10px;border-radius:50%;
  background:var(--accent);opacity:.7;
}

/* Projects */
.project{display:flex;gap:16px;align-items:flex-start}
.project .meta{font-size:12px;color:var(--accent);font-weight:600;letter-spacing:.05em;text-transform:uppercase;margin-bottom:6px;margin-top:2px}
.project-client{
  display:inline-block;font-size:11px;padding:3px 8px;
  border-radius:999px;border:1px solid var(--border);
  color:var(--muted);margin-bottom:8px;
}

/* Client logo area */
.clients-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
  gap:1px;background:var(--border);border:1px solid var(--border);border-radius:12px;overflow:hidden;
}
.client-item{
  background:var(--card);padding:28px 20px;
  display:flex;align-items:center;justify-content:center;
  font-weight:600;font-size:14px;color:var(--muted);
  text-align:center;
}

/* Timeline */
.timeline{position:relative;padding-left:28px}
.timeline::before{
  content:"";position:absolute;left:6px;top:6px;bottom:6px;
  width:2px;background:linear-gradient(to bottom,var(--accent),transparent);
  border-radius:2px;
}
.timeline-item{position:relative;margin-bottom:32px}
.timeline-item::before{
  content:"";position:absolute;left:-25px;top:6px;
  width:10px;height:10px;border-radius:50%;
  background:var(--accent);border:2px solid var(--bg);
  box-shadow:0 0 0 2px var(--accent);
}
.timeline-year{
  font-size:12px;font-weight:700;color:var(--accent);
  letter-spacing:.08em;text-transform:uppercase;margin-bottom:4px;
}
.timeline-text{font-size:15px;color:var(--muted)}
.timeline-text strong{color:var(--text)}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
@media (max-width: 900px){.contact-grid{grid-template-columns:1fr}}
.input{
  width:100%;padding:12px 14px;border:1.5px solid var(--border);
  border-radius:10px;background:var(--bg);color:var(--text);
  font-family:inherit;font-size:15px;transition:.2s border-color;
}
.input:focus{outline:none;border-color:var(--accent)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:600px){.form-row{grid-template-columns:1fr}}

/* Footer */
.footer{border-top:1px solid var(--border);padding:28px 0;color:var(--muted);text-align:center;font-size:14px}
.footer-content{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer-links{display:flex;gap:20px}
.footer-links a{text-decoration:none;color:var(--muted);font-size:13px;transition:.2s color}
.footer-links a:hover{color:var(--accent)}

/* Feature highlight box */
.highlight-box{
  background:linear-gradient(135deg,rgba(47,128,237,.08),rgba(47,128,237,.03));
  border:1px solid rgba(47,128,237,.2);
  border-radius:16px;padding:32px;
}

/* Image with overlay */
.section-image{
  width:100%;border-radius:14px;object-fit:cover;
  border:1px solid var(--border);display:block;
}
.image-caption{font-size:12px;color:var(--muted);margin-top:8px;text-align:center}

/* Reveal animations */
.reveal{opacity:0;transform:translateY(28px);transition:.65s ease}
.reveal.active{opacity:1;transform:translateY(0)}
.reveal[data-delay="1"]{transition-delay:.1s}
.reveal[data-delay="2"]{transition-delay:.2s}
.reveal[data-delay="3"]{transition-delay:.3s}

/* Small utilities */
.muted{color:var(--muted)}
.spacer{height:12px}
.spacer-sm{height:6px}
.text-center{text-align:center}
.right{display:flex;gap:12px;align-items:center}
.toggle{border:1.5px solid var(--border);padding:7px 10px;border-radius:10px;background:var(--card);cursor:pointer;font-size:14px}
.badge{display:inline-block;border:1px solid var(--border);padding:5px 12px;border-radius:999px;font-size:12px;color:var(--muted)}
.badge-accent{background:rgba(47,128,237,.1);border-color:rgba(47,128,237,.3);color:var(--accent)}

/* Responsive */
@media(max-width:768px){
  h1{font-size:32px}
  h2{font-size:24px}
  .hero .container{padding-top:64px;padding-bottom:64px}
  .menu{display:none}
  .stat-num{font-size:26px}
}