:root{
  --navy:#1e2f47;
  --navy2:#152338;
  --slate:#6c7a89;
  --light:#f5f7fa;
  --border:#e5e9ef;
  --text:var(--navy2);
  --white:#ffffff;
  --radius:16px;
  --max:1120px;

  /* Premium touches */
  --shadow: 0 18px 50px rgba(15,25,40,.10);
  --shadow-hover: 0 26px 70px rgba(15,25,40,.14);
  --ring: 0 0 0 4px rgba(30,47,71,.14);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{
  margin:0;
  padding:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  color:var(--text);
  background:var(--white);
}
a{color:inherit;text-decoration:none}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}

/* Header / Nav */
header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.86);
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--border);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.brand{
  font-weight:900;
  letter-spacing:.10em;
  color:var(--navy);
  display:flex;align-items:center;gap:10px;
  white-space:nowrap;
}
.brand-dot{width:10px;height:10px;border-radius:50%;background:var(--navy)}
.nav-links{
  display:flex;align-items:center;gap:10px;
  font-size:14px;color:var(--navy2);
  flex-wrap:wrap;justify-content:flex-end
}
.nav-links a{padding:10px 12px;border-radius:12px}
.nav-links a:hover{background:rgba(245,247,250,.95)}
.nav-links a:focus-visible{outline:none;box-shadow:var(--ring)}

.lang{display:flex;gap:8px;align-items:center}
.lang button{
  border:1px solid var(--border);
  background:var(--white);
  color:var(--navy2);
  padding:9px 11px;
  border-radius:12px;
  font-weight:800;
  cursor:pointer;
  font-size:12px;
  transition:all .18s ease;
}
.lang button:hover{transform:translateY(-1px)}
.lang button:focus-visible{outline:none;box-shadow:var(--ring)}
.lang button.active{
  border-color:rgba(30,47,71,.35);
  color:var(--navy);
  background:rgba(30,47,71,.06)
}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:var(--navy);
  color:var(--white);
  padding:12px 16px;
  border-radius:14px;
  border:1px solid rgba(0,0,0,0);
  font-weight:800;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
  box-shadow:0 10px 24px rgba(30,47,71,.18);
}
.btn:hover{transform:translateY(-1px);box-shadow:0 16px 34px rgba(30,47,71,.22);background:var(--navy2)}
.btn:focus-visible{outline:none;box-shadow:var(--ring), 0 16px 34px rgba(30,47,71,.22)}

.btn.secondary{
  background:transparent;
  color:var(--navy);
  border:1px solid rgba(30,47,71,.28);
  box-shadow:none;
}
.btn.secondary:hover{background:rgba(30,47,71,.06);box-shadow:none;transform:translateY(-1px)}

.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 12px;border-radius:999px;
  border:1px solid rgba(30,47,71,.18);
  background:rgba(255,255,255,.75);
}

/* Hero */
.hero.hero-full{position:relative;padding:0}
.hero-bg{
  height:calc(100vh - 68px);
  min-height:620px;
  background-image:url("../img/hero.jpg");
  background-size:cover;
  background-position:center;
  background-repeat:no-repeat;
}
.hero-overlay{position:absolute;inset:0;display:flex;align-items:center}
.hero-overlay:before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(1200px 600px at 10% 50%, rgba(15,25,40,.55) 0%, rgba(15,25,40,.38) 40%, rgba(15,25,40,.12) 75%, rgba(15,25,40,.02) 100%),
    linear-gradient(90deg, rgba(15,25,40,.70) 0%, rgba(15,25,40,.44) 34%, rgba(15,25,40,.16) 70%, rgba(15,25,40,.02) 100%);
}
.hero-content{
  position:relative;
  max-width:620px;
  padding:22px 0;
  animation:heroIn .7s ease-out both;
}
@keyframes heroIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.hero-full h1{
  margin:0 0 12px;
  font-size:50px;
  line-height:1.05;
  color:#fff;
  letter-spacing:-0.02em;
}
.hero-sub{
  color:rgba(255,255,255,0.92);
  font-size:18px;
  margin:0 0 18px;
  line-height:1.6;
}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-actions .badge{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.22);color:rgba(255,255,255,.92)}

/* Sections */
section{padding:60px 0}
h2{
  margin:0 0 12px;
  font-size:30px;
  color:var(--navy2);
  letter-spacing:-0.01em;
}
.p{margin:0;color:var(--slate);line-height:1.75;font-size:16px}

/* Cards / Grids */
.card{
  background:var(--white);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(30,47,71,.18);
}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:18px}
.feature{padding:24px;text-align:center}
.small{font-size:13px;color:var(--slate);line-height:1.6;margin:8px 0 0}

/* Premium icons */
.icon{
  width:54px;
  height:54px;
  border-radius:16px;
  background:linear-gradient(145deg, rgba(30,47,71,.10), rgba(30,47,71,.04));
  display:grid;
  place-items:center;
  margin:0 auto 14px;
  border:1px solid rgba(30,47,71,.16);
  color:var(--navy);
  transition:transform .22s ease, background .22s ease, border-color .22s ease;
  font-weight:900;
}
.feature:hover .icon{
  transform:translateY(-2px);
  background:linear-gradient(145deg, rgba(30,47,71,.16), rgba(30,47,71,.08));
  border-color:rgba(30,47,71,.22);
}
.feature svg{width:24px;height:24px;stroke-width:2}

/* Contact / Forms */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:16px}
.box{padding:20px}
.label{
  font-size:12px;color:var(--slate);
  letter-spacing:.10em;text-transform:uppercase;
  font-weight:900;margin-bottom:6px
}
.value{font-weight:900;color:var(--navy2);font-size:16px}

.form{margin-top:16px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:8px}

input,textarea{
  border:1px solid var(--border);
  border-radius:14px;
  padding:12px 12px;
  font-size:14px;
  outline:none;
  color:var(--navy2);
  background:rgba(255,255,255,.96);
  transition:border-color .18s ease, box-shadow .18s ease;
}
input::placeholder,textarea::placeholder{color:rgba(108,122,137,.85)}
input:focus,textarea:focus{border-color:rgba(30,47,71,.45);box-shadow:var(--ring)}

.form-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:12px}
.note{font-size:13px;color:var(--slate);margin:8px 0 0}

/* Footer */
.footer{
  padding:22px 0;
  border-top:1px solid var(--border);
  color:var(--slate);
  font-size:13px
}

/* Responsive */
@media (max-width:920px){
  .nav{height:auto;padding:10px 0}
  .hero-full h1{font-size:38px}
  .hero-bg{min-height:520px}
  .grid-3{grid-template-columns:1fr}
  .two-col{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .hero-overlay:before{
    background:
      radial-gradient(900px 520px at 20% 35%, rgba(15,25,40,.62) 0%, rgba(15,25,40,.24) 70%, rgba(15,25,40,.06) 100%),
      linear-gradient(180deg, rgba(15,25,40,.70), rgba(15,25,40,.16));
  }
}