@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&display=swap');

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
:root{
  --primary:#31587D; --accent:#7ea2c9;
  --dark:#0f1724; --muted:#5c6675; --light:#f4f6f9;
  --border:#dde4ed; --radius:14px; --transition:.35s ease;
  --header-h:74px; --shadow:0 18px 50px rgba(17,37,59,0.12);
}

body{
  font-family:'Space Grotesk', 'Inter', system-ui,-apple-system,sans-serif;
  background:linear-gradient(180deg,#f7f9fc 0%,#f4f6f9 100%);
  color:var(--dark);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
h1{font-size:3rem;line-height:1.1;}
h2{font-size:2.1rem;line-height:1.2;}
h3{font-size:1.2rem;}
section{padding:5rem 1.25rem;width:100%;}
.section-header{text-align:center;max-width:760px;margin:0 auto 2.5rem;}
.section-title{margin-bottom:.75rem;}
.section-subtitle{color:var(--muted);}

.btn{display:inline-flex;align-items:center;gap:.4rem;padding:.8rem 1.4rem;border-radius:999px;
     border:1px solid transparent;font-weight:600;transition:var(--transition);cursor:pointer;}
.btn-main{background:var(--primary);color:#fff;box-shadow:var(--shadow);}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(49,88,125,.3);}
.btn-ghost{background:#fff;border-color:var(--border);color:var(--dark);}
.btn-ghost:hover{border-color:var(--primary);transform:translateY(-1px);}

.topbar{
  height:var(--header-h);
  position:sticky;top:0;z-index:1000;
  display:flex;align-items:center;justify-content:space-between;
  padding:1rem 1.25rem;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.logo img{height:42px;}
.hamburger{
  display:flex;flex-direction:column;gap:5px;border:0;background:0;cursor:pointer;
}
.hamburger span{
  width:28px;height:3px;background:var(--primary);border-radius:4px;
  transition:all .4s ease;box-shadow:0 1px 4px rgba(49,88,125,.14);
}
.hamburger.open span:nth-child(1){transform:translateY(8px) rotate(45deg);}
.hamburger.open span:nth-child(2){opacity:0;}
.hamburger.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg);}
.nav{
  position:fixed;top:var(--header-h);right:1.25rem;
  background:#fff;border-radius:var(--radius);border:1px solid var(--border);
  box-shadow:var(--shadow);transform:scale(.95);opacity:0;
  transform-origin:top right;transition:transform .35s ease,opacity .35s ease;
}
.nav.open{transform:scale(1);opacity:1;}
.nav ul{list-style:none;padding:.35rem 0;}
.nav a{
  display:block;padding:.85rem 1.4rem;font-size:1rem;color:var(--dark);
  transition:color .2s ease,transform .2s ease,background-color .2s ease;
}
.nav a:hover{color:#fff;background:var(--primary);transform:translateX(6px);}

.hero{
  min-height:calc(100vh - var(--header-h));
  display:flex;align-items:center;
  position:relative;
  overflow:hidden;
  isolation:isolate;
  background:linear-gradient(120deg,rgba(49,88,125,.12),rgba(49,88,125,.04) 40%,#fff 70%);
}
.hero::before,
.hero::after{
  content:"";
  position:absolute;
  filter:blur(38px);
  opacity:.6;
  pointer-events:none;
  z-index:1;
}
.hero::before{
  width:320px;height:320px;
  background:radial-gradient(circle at 30% 30%,rgba(49,88,125,.25),transparent 60%);
  top:-60px;left:-40px;
}
.hero::after{
  width:280px;height:280px;
  background:radial-gradient(circle at 70% 50%,rgba(126,162,201,.35),transparent 65%);
  bottom:-40px;right:-60px;
}
.hero-video{
  position:absolute;inset:0;
  width:100%;height:100%;
  object-fit:cover;
  opacity:.32;
  filter:saturate(1.05);
  z-index:0;
  pointer-events:none;
}
.video-control{
  position:absolute;right:1.25rem;bottom:1.25rem;
  z-index:3;
  width:44px;height:44px;
  border-radius:50%;border:1px solid rgba(255,255,255,.5);
  background:rgba(15,23,36,.55);
  color:#fff;font-size:1rem;
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;
  transition:transform .2s ease,opacity .2s ease,background .2s ease;
  backdrop-filter:blur(6px);
  box-shadow:0 10px 24px rgba(0,0,0,.25);
}
.video-control:hover{transform:translateY(-2px);background:rgba(15,23,36,.7);}
.video-control:focus-visible{outline:2px solid #fff;outline-offset:3px;}
.hero-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
  gap:2rem;align-items:center;
  max-width:1200px;margin:0 auto;width:100%;
  padding:1rem;
  position:relative;
  z-index:2;
}
.hero-copy{display:flex;flex-direction:column;gap:1.5rem;}
.award{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.5rem .9rem;border-radius:999px;
  background:rgba(49,88,125,.12);color:var(--primary);font-weight:600;
  width:max-content;font-size:.95rem;
}
.lead{color:var(--muted);font-size:1.05rem;}
.hero-actions{display:flex;flex-wrap:wrap;gap:.75rem;}
.hero-highlights{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:.75rem;margin-top:.5rem;
}
.highlight{
  position:relative;
  padding:1rem 1.1rem;
  border-radius:var(--radius);
  border:1px solid var(--border);
  background:#fff;
  color:var(--muted);
  overflow:hidden;
}
.highlight::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(49,88,125,.08),transparent 60%);
  opacity:0;transition:opacity .25s ease;pointer-events:none;
}
.highlight:hover::after{opacity:1;}
.highlight span{
  display:block;font-weight:700;font-size:1.35rem;color:var(--primary);
  margin-bottom:.2rem;
}
.hero-visual{justify-self:end;display:flex;justify-content:flex-end;}
.glass-card{
  width:320px;
  padding:1.5rem;
  border-radius:18px;
  background:linear-gradient(145deg,rgba(255,255,255,.82),rgba(244,248,254,.9));
  border:1px solid rgba(49,88,125,.12);
  backdrop-filter:blur(16px);
  box-shadow:0 20px 60px rgba(17,37,59,.16);
  display:flex;flex-direction:column;gap:1rem;
  position:relative;
  overflow:hidden;
}
.glass-card::after{
  content:"";
  position:absolute;inset:-1px;
  background:linear-gradient(145deg,rgba(49,88,125,.12),transparent 55%);
  pointer-events:none;
}
.glass-label{font-weight:600;color:var(--primary);}
.glass-metric{display:flex;flex-direction:column;gap:.1rem;}
.metric-value{font-size:2rem;font-weight:700;color:var(--dark);}
.metric-caption{color:var(--muted);font-size:.95rem;}
.glass-chart{display:grid;grid-template-columns:repeat(5,1fr);gap:.45rem;align-items:flex-end;height:120px;}
.glass-chart .bar{display:block;width:100%;border-radius:10px 10px 6px 6px;background:linear-gradient(180deg,rgba(49,88,125,.9),rgba(49,88,125,.5));}
.bar-1{height:60%;}
.bar-2{height:70%;}
.bar-3{height:52%;}
.bar-4{height:90%;}
.bar-5{height:78%;}
.glass-foot{color:var(--muted);font-size:.9rem;}

#services{background:#fff;}
.services-grid::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(circle at 20% 20%,rgba(49,88,125,.05),transparent 35%),
             radial-gradient(circle at 80% 10%,rgba(126,162,201,.07),transparent 30%);
  pointer-events:none;
  z-index:0;
}
.services-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:1.25rem;
  max-width:1100px;margin:0 auto;
  position:relative;
  z-index:1;
}
.service-card{
  background:linear-gradient(180deg,#fff 0%,#f9fbff 100%);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:1.4rem 1.5rem 1.6rem;
  box-shadow:0 12px 30px rgba(17,37,59,0.08);
  display:flex;flex-direction:column;gap:.65rem;
  cursor:pointer;
  transition:transform .3s ease, box-shadow .3s ease;
  position:relative;
  overflow:hidden;
}
.service-card:hover{transform:translateY(-6px);box-shadow:0 16px 34px rgba(17,37,59,0.16);}
.service-card::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(145deg,rgba(126,162,201,.16),transparent 55%);
  opacity:0;transition:opacity .3s ease;pointer-events:none;
}
.service-card:hover::after{opacity:1;}
.service-card > *{position:relative;z-index:1;}
.chip{
  width:max-content;
  padding:.35rem .75rem;
  border-radius:999px;
  background:rgba(49,88,125,.12);
  color:var(--primary);
  font-weight:600;
  font-size:.9rem;
}
.service-teaser{color:var(--muted);font-size:.98rem;}
.service-resume{font-weight:600;}
.service-hint{font-size:.78rem;color:var(--muted);}

#backdrop{
  position:fixed;inset:0;background:rgba(0,0,0,.55);
  opacity:0;visibility:hidden;transition:opacity .3s ease;
  z-index:1190;
}
#backdrop.show{opacity:1;visibility:visible;}
.expanded-card{
  position:fixed;top:50%;left:50%;
  transform:translate(-50%,-50%);
  background:#fff;border-radius:18px;
  border:1px solid var(--border);
  box-shadow:0 28px 70px rgba(0,0,0,.38);
  padding:2rem 2.5rem;
  z-index:1200;
  max-width:90vw;max-height:80vh;
  overflow-y:auto;
  display:flex;flex-direction:column;gap:.75rem;
}
.expanded-card h3{color:var(--primary);}
.expanded-card .close-x{
  position:absolute;top:.6rem;right:1rem;border:0;background:0;
  cursor:pointer;font-size:1.35rem;color:var(--muted);
  transition:color .2s ease;
}
.expanded-card .close-x:hover{color:var(--primary);}
.detail-text{line-height:1.55;color:var(--dark);}

.method{background:linear-gradient(180deg,#f7f9fc 0%,#eef3fa 100%);}
.steps{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:1rem;max-width:1000px;margin:0 auto;
}
.step{
  border:1px solid var(--border);border-radius:var(--radius);
  background:linear-gradient(180deg,#fff 0%,#f8fbff 100%);
  padding:1.4rem 1.5rem;box-shadow:0 10px 24px rgba(17,37,59,.08);
  display:flex;flex-direction:column;gap:.45rem;
  position:relative;
  overflow:hidden;
}
.step::after{
  content:"";
  position:absolute;inset:0;
  border-top:3px solid rgba(49,88,125,.25);
  opacity:0;transition:opacity .25s ease;
}
.step:hover::after{opacity:1;}
.step-index{font-weight:700;color:var(--primary);letter-spacing:.08em;}
.step p{color:var(--muted);}

#about{background:#fff;}
.about-wrapper{display:flex;flex-wrap:wrap;gap:2rem;align-items:center;max-width:1100px;margin:0 auto;}
.about-img{flex:1 1 320px;min-width:260px;}
.about-img img{width:100%;border-radius:18px;box-shadow:0 14px 34px rgba(0,0,0,.12);}
.about-text{flex:1 1 380px;align-self:center;}
.about-intro{margin-bottom:1rem;color:var(--muted);}
.about-list,.values-list{margin:1rem 0 1.25rem 1.2rem;color:var(--muted);}
.values-list li strong{color:var(--primary);}

.testimonial-zone{background:#f7f9fc;border-top:1px solid var(--border);}
.testimonial-wrapper{
  display:flex;flex-wrap:wrap;gap:2rem;align-items:center;justify-content:center;
  max-width:900px;margin:0 auto;
}
.testimonial{
  flex:1 1 360px;background:#fff;border:1px solid var(--border);
  padding:2rem;border-radius:var(--radius);box-shadow:0 12px 28px rgba(17,37,59,.12);
  color:var(--dark);
}
.testimonial-img{flex:0 0 220px;text-align:center;}
.testimonial-img img{width:220px;height:220px;border-radius:50%;object-fit:cover;
                     box-shadow:0 10px 26px rgba(0,0,0,.12);}
.testimonial cite{display:block;margin-top:1rem;font-weight:700;color:var(--primary);}

.footer{
  padding:2rem 1.25rem;
  background:linear-gradient(135deg,#0f1724 0%,#132133 100%);
  color:#d6deea;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:1rem;
}
.footer-brand{display:flex;align-items:center;gap:.75rem;}
.footer-brand img{width:42px;height:42px;}
.footer-title{font-weight:700;color:#fff;}
.footer-sub{color:#b8c6d8;}
.footer-links{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;}
.footer a{color:#fff;font-weight:600;}
.footer a:hover{text-decoration:underline;}

#toTop{
  position:fixed;bottom:1.4rem;right:1.4rem;
  width:44px;height:44px;border:0;border-radius:50%;
  background:var(--primary);color:#fff;font-size:1.3rem;line-height:44px;
  text-align:center;cursor:pointer;opacity:0;visibility:hidden;
  transition:opacity .25s ease,transform .25s ease;
  z-index:1250;
  box-shadow:0 12px 24px rgba(17,37,59,.25);
}
#toTop.show{opacity:1;visibility:visible;}
#toTop.launch{animation:rocket .8s forwards;}
@keyframes rocket{
  0%{transform:none;}
  40%{transform:translateY(-40px) rotate(-20deg);}
  100%{transform:translateY(-100vh) rotate(10deg);}
}

@keyframes fadeInUp{from{opacity:0;transform:translateY(20px);}to{opacity:1;transform:translateY(0);}}

@media(min-width:900px){
  .nav{position:static;opacity:1;transform:none;box-shadow:none;border:0;background:transparent;}
  .nav ul{display:flex;gap:1rem;padding:0;}
  .nav a{padding:.5rem .85rem;border-radius:999px;}
  .nav a:hover{background:rgba(49,88,125,.1);color:var(--dark);transform:none;}
  .hamburger{display:none;}
}
@media(max-width:640px){
  h1{font-size:2.4rem;}
  .hero{padding-top:3rem;}
  .testimonial-img{order:-1;}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  #toTop.launch{animation:none;}
}