:root{
  --ink:#0f1222;
  --muted:#6b7280;
  --line:#e9eaf0;
  --accent:#4f46e5;
  --accent-dark:#4338ca;
  --paper:#ffffff;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;background:var(--paper);color:var(--ink);font-family:var(--font);}
a{color:inherit;text-decoration:none;}

.nav{
  display:flex;align-items:center;justify-content:space-between;
  padding:22px 48px;max-width:1400px;margin:0 auto;
}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;}
.nav-logo img{height:58px;width:58px;object-fit:contain;}
.nav-links{display:flex;gap:34px;font-size:14.5px;color:#555;}
.nav-links a{transition:color .15s ease;}
.nav-links a:hover, .nav-links a.active{color:var(--ink);font-weight:600;}
.nav-cta{
  background:var(--accent);color:#fff;padding:11px 22px;border-radius:9px;
  font-weight:700;font-size:14px;border:none;cursor:pointer;transition:background .15s ease;
}
.nav-cta:hover{background:var(--accent-dark);}
.nav-cta-ghost{
  background:transparent;color:var(--ink);border:1px solid var(--line);
  padding:10px 21px;border-radius:9px;font-weight:700;font-size:14px;cursor:pointer;
  transition:border-color .15s ease, background .15s ease;
}
.nav-cta-ghost:hover{border-color:var(--accent);background:#f7f7ff;}
.nav-actions{display:flex;align-items:center;gap:12px;}
.lang-toggle-btn{
  background:transparent;color:var(--ink);border:1.5px solid var(--line);
  padding:8px 13px;border-radius:8px;font-weight:700;font-size:12.5px;letter-spacing:.03em;
  cursor:pointer;transition:border-color .15s ease, color .15s ease;
}
.lang-toggle-btn:hover{border-color:var(--accent);color:var(--accent);}
@media (max-width:860px){
  .nav{padding:18px 20px;flex-wrap:wrap;gap:14px;}
  .nav-links{gap:18px;flex-wrap:wrap;font-size:13.5px;}
}

.page-hero{max-width:1400px;margin:0 auto;padding:60px 48px 40px;}
.page-hero h1{font-size:40px;margin:0 0 14px;letter-spacing:-.01em;}
.page-hero p{font-size:16px;color:var(--muted);max-width:640px;line-height:1.6;}

.section{max-width:1400px;margin:0 auto;padding:20px 48px 80px;}
@media (max-width:860px){.page-hero, .section{padding-left:20px;padding-right:20px;}}

.footer{border-top:1px solid var(--line);padding:28px 48px;color:var(--muted);font-size:13px;
  display:flex;align-items:center;justify-content:space-between;max-width:1400px;margin:0 auto;}
@media (max-width:860px){.footer{padding:20px;flex-direction:column;gap:8px;text-align:center;}}