:root{
  --navy:#0e2a4f;
  --navy-2:#123966;
  --blue:#2278d8;
  --line:rgba(14,42,79,.1);
  --text:#1a2f4d;
  --muted:#60748e;
  --bg:#f5f7fb;
  --white:#fff;
  --shadow:0 18px 40px rgba(13,41,79,.08);
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,Arial,sans-serif;background:#f5f7fb;color:var(--text)}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.container{width:min(1400px, calc(100% - 34px));margin:0 auto}
.site-header{background:#fff;border-bottom:1px solid var(--line)}
.header-inner{min-height:92px;display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center}
.logo img{height:58px;width:auto;max-width:min(100%,280px);object-fit:contain;display:block;background:transparent}
.main-nav{display:flex;justify-content:center;gap:24px;flex-wrap:wrap}
.main-nav span{font-weight:600;color:#223f66;font-size:15px}
.actions{display:flex;align-items:center;gap:12px}
.btn-primary{display:inline-flex;align-items:center;justify-content:center;padding:14px 22px;border-radius:8px;background:var(--blue);color:#fff;font-weight:700;border:none}
.btn-secondary{display:inline-flex;align-items:center;justify-content:center;padding:13px 22px;border-radius:8px;background:#fff;color:#203a61;font-weight:700;border:1px solid #c8d6ea}
.lang-switch{position:relative}
.lang-button{display:inline-flex;align-items:center;gap:10px;padding:12px 14px;background:#fff;border:1px solid #c8d6ea;border-radius:8px;color:#203a61;font-weight:700;cursor:pointer}
.lang-menu{display:none;position:absolute;right:0;top:54px;background:#fff;width:230px;border:1px solid #d8e2f1;border-radius:14px;box-shadow:var(--shadow);padding:8px;z-index:30}
.lang-switch:hover .lang-menu,.lang-switch:focus-within .lang-menu{display:block}
.lang-menu a{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border-radius:10px;color:#203a61}
.lang-menu a:hover{background:#f2f7ff}
.hero-wrap{position:relative;margin-top:0}
.hero-image{position:relative;min-height:0;overflow:hidden}
.hero-image img{width:100%;height:auto}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg, rgba(255,255,255,.88) 0%, rgba(255,255,255,.45) 36%, rgba(255,255,255,0) 62%)}
.hero-content{position:absolute;left:60px;top:44px;max-width:470px}
.hero-content h1{margin:0 0 18px;font-size:56px;line-height:1.03;color:#142d50;letter-spacing:-.02em}
.hero-content p{font-size:24px;line-height:1.45;color:#334b6d;margin:0 0 24px}
.hero-buttons{display:flex;gap:14px;flex-wrap:wrap}
.services-bar{background:#0f2f57;color:#fff}
.services-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.service-item{padding:22px 24px;border-right:1px solid rgba(255,255,255,.08)}
.service-item:last-child{border-right:none}
.service-item h3{margin:0 0 8px;font-size:22px}
.service-item p{margin:0;color:rgba(255,255,255,.82);line-height:1.5}
.section{padding:54px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:22px}
.section-head h2{margin:0;font-size:46px;line-height:1.08;color:#142d50}
.section-head p{margin:0;max-width:560px;color:#60748e;line-height:1.7;font-size:18px}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.card{background:#fff;border:1px solid #dce6f2;border-radius:14px;overflow:hidden;box-shadow:0 8px 24px rgba(17,39,74,.06)}
.card-img{aspect-ratio:4/3;overflow:hidden;background:#eef4fb}
.card-img img{width:100%;height:100%;object-fit:cover}
.card-body{padding:18px}
.badge{display:inline-block;padding:6px 10px;border-radius:999px;background:#f2f7ff;color:#26548f;font-weight:700;font-size:12px;margin-bottom:10px}
.card h3{margin:0 0 8px;font-size:28px;line-height:1.15;color:#173153}
.card p{margin:0;color:#667891;font-size:15px}
.contact-main{padding:50px 0}
.contact-shell{display:grid;grid-template-columns:.92fr 1.08fr;gap:28px}
.contact-aside{background:linear-gradient(180deg,#163965,#113257);color:#fff;border-radius:18px;padding:34px}
.contact-aside h1{margin:0 0 12px;font-size:50px;line-height:1.04}
.contact-aside p{margin:0 0 12px;color:rgba(255,255,255,.9);line-height:1.7}
.form-panel{background:#fff;border:1px solid #dce6f2;border-radius:18px;padding:28px;box-shadow:0 8px 24px rgba(17,39,74,.06)}
.form-grid{display:grid;gap:16px}
label{display:block;margin-bottom:8px;font-weight:700;color:#203a61}
input,textarea{width:100%;padding:14px 16px;border:1px solid #d6e3f0;border-radius:10px;font:inherit}
textarea{min-height:160px;resize:vertical}
.note{color:#667891;font-size:13px;line-height:1.6}
.footer{padding:26px 0 46px;color:#60748e}
.footer-inner{border-top:1px solid #dce6f2;padding-top:22px;display:grid;grid-template-columns:1fr auto;gap:12px}
@media (max-width:1200px){
  .hero-content{left:36px;top:30px;max-width:430px}
  .hero-content h1{font-size:48px}
  .cards{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .header-inner{grid-template-columns:1fr}
  .main-nav{justify-content:flex-start}
  .actions{justify-content:flex-start}
  .hero-content{position:static;max-width:none;padding:28px}
  .hero-overlay{display:none}
  .hero-image{background:#fff}
  .hero-wrap .container{width:100%}
  .services-grid{grid-template-columns:1fr 1fr}
  .contact-shell{grid-template-columns:1fr}
}
@media (max-width:640px){
  .hero-content h1{font-size:40px}
  .hero-content p{font-size:19px}
  .services-grid,.cards,.footer-inner{grid-template-columns:1fr}
  .section-head{display:block}
}


/* responsive nav */
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  color:#2b4f83;
  font-size:20px;
  font-weight:700;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}
@media (max-width: 980px){
  .header-inner{
    grid-template-columns:auto auto auto;
    grid-template-areas:
      "logo actions toggle"
      "nav nav nav";
  }
  .logo{grid-area:logo}
  .actions{grid-area:actions; justify-self:end}
  .nav-toggle{grid-area:toggle; display:inline-flex; justify-self:end}
  .main-nav{
    grid-area:nav;
    display:none;
    flex-direction:column;
    align-items:flex-start;
    gap:14px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:18px;
    padding:16px;
    margin:8px 0 18px;
    box-shadow:0 12px 30px rgba(16,43,84,.06);
  }
  .main-nav.open{display:flex}
}
@media (min-width: 981px){
  .nav-toggle{display:none !important}
  .main-nav{display:flex !important}
}



/* mobile header fixes */
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  color:#2b4f83;
  font-size:20px;
  font-weight:700;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  box-shadow:0 8px 18px rgba(16,43,84,.06);
}
.mobile-only{display:none}
@media (max-width:1024px){
  .header-inner{
    grid-template-columns:1fr auto auto;
    align-items:center;
  }
  .nav-toggle{display:inline-flex}
  .main-nav{
    display:none;
    grid-column:1 / -1;
    flex-direction:column;
    align-items:flex-start;
    gap:14px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:18px;
    padding:16px;
    margin:6px 0 14px;
    box-shadow:0 12px 30px rgba(16,43,84,.06);
  }
  .main-nav.open{display:flex}
  .header-actions > .btn-primary{display:none}
  .main-nav .mobile-only{display:block}
}
@media (min-width:1025px){
  .nav-toggle{display:none !important}
  .main-nav{display:flex !important}
  .main-nav .mobile-only{display:none !important}
}