:root{
  --bg:#0b1020; 
  --primary:#1e88e5;
  --accent:#2ecc71;
  --text:#0e1a2b;
  --muted:#56657a;
  --surface:#ffffff;
  --surface-alt:#fafbf6;
  --surface-alt2:#f6f8fb;
  --ring: #e3eefc;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji"; color:var(--text); background:#fff; line-height:1.6}
img{max-width:100%;display:block}
.container{width:min(1100px, 92%);margin-inline:auto}
.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:1rem;top:1rem;width:auto;height:auto;background:#000;color:#fff;padding:.5rem .75rem;border-radius:.25rem;z-index:1000}

/* Header */
.site-header{position:sticky;top:0;background:#fff;border-bottom:1px solid #e9eef5;z-index:999}
.header-inner{display:flex;align-items:center;gap:1rem;justify-content:space-between;padding:.75rem 0}
.brand{display:flex;align-items:center;gap:.75rem}
.logo{width:100px;height:auto}
.brand-text strong{display:block;font-size:1.05rem}
.brand-text span{font-size:.85rem;color:var(--muted)}

.nav{display:flex;gap:1rem;font-weight: bold}
.nav a{color:var(--text);text-decoration:none;padding:.5rem .75rem;border-radius:.4rem}
.nav a:hover{background:var(--ring)}

.nav-toggle{display:none;background:transparent;border:1px solid #e0e6ef;border-radius:.5rem;padding:.5rem .6rem;font-size:1.2rem}

/* Hero */
.hero{background: radial-gradient(1200px 500px at 10% 0%, #e9f3ff 0%, #ffffff 55%);
  border-bottom:1px solid #eef3f9}
.hero-inner{display:grid;grid-template-columns:1fr;align-items:center;min-height:48svh;padding:3rem 0}
.hero-copy h1{font-size:clamp(1.6rem, 2.4vw + 1rem, 2.4rem);margin:.2rem 0 1rem}
.hero-copy p{max-width:60ch;color:#294057}
.btn{display:inline-block;text-decoration:none;border-radius:.6rem;padding:.75rem 1rem;font-weight:600;border:1px solid transparent}
.btn.primary{background:var(--primary);color:#fff}
.btn.primary:hover{filter:brightness(.95)}

/* Sections */
.section{padding:3rem 0}
.section.alt{background:var(--surface-alt)}
.section.alt2{background:var(--surface-alt2)}
.section h2{font-size:1.6rem;margin:0 0 1rem}
.feature-list{display:grid;grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));gap:.6rem;margin:1rem 0 0;padding:0}
.feature-list li{list-style: none; background:#fff; border:1px solid #e9eef5; padding:.75rem .9rem; border-radius:.6rem}

.org-card{margin-top:1.5rem;border:1px solid #e6edf7;padding:1rem;border-radius:.75rem;background:#fff}
.org-card h3{margin-top:0}
.org-card dt{font-weight:600}
.org-card dd{margin:0 0 .6rem}

.links{display:grid;grid-template-columns:1fr;gap:.5rem;padding:0}
.links li{list-style:none}
.links a{display:block;padding:.75rem 1rem;background:#fff;border:1px solid #e7eef8;border-radius:.6rem;text-decoration:none;color:#16324b}
.links a:hover{background:#f3f7fe}

.contacts-grid{display:grid;grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap:1rem}
.contact-card{background:#fff;border:1px solid #e7eef8;border-radius:.6rem;padding:1rem}

/* Footer */
.site-footer{border-top:1px solid #e9eef5;background:#fff}
.footer-inner{display:flex;align-items:center;justify-content:space-between;padding:1rem 0}
.to-top{text-decoration:none;border:1px solid #e0e6ef;border-radius:.5rem;padding:.35rem .55rem;color:var(--text)}

/* Mobile */
@media (max-width: 760px){
  .nav{position:absolute;right:1rem;top:64px;background:#fff;border:1px solid #e9eef5;border-radius:.6rem;display:none;flex-direction:column;min-width:220px;box-shadow:0 10px 30px rgba(20,39,78,.06)}
  .nav.open{display:flex}
  .nav a{padding:.8rem 1rem}
  .nav-toggle{display:block}
}