:root{
  --blue:#2175bc;
  --orange:#f2a000;
  --orange-dark:#cc6600;
  --bg:#add8e6;
  --muted:#f6f9fe;
  --border:#d7e6f6;
  --wave-h:28px;
}
*{box-sizing:border-box}
body{
  margin:0;
  font:16px/1.65 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial,sans-serif;
  color:var(--orange-dark);
  background:var(--bg);
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.container{width:min(1100px,92vw);margin:0 auto}

.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

header{background:var(--bg);border-bottom:3px solid var(--blue)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem 0}

.hero{
  display:grid;gap:1rem;padding:1.6rem 0 2.2rem;place-items:center;text-align:center;
}
.logo-center{
  width:clamp(200px,30vw,420px);height:auto;display:block;
  filter:drop-shadow(0 8px 22px rgba(2,8,23,.18));
}
.text-bottom{
  font-size:clamp(1.2rem,2.6vw,1.5rem);
  max-width:900px;line-height:1.6;color:#7a4b12;
}

section{padding:2rem 0}
.grid{display:grid;gap:1rem}
@media (min-width:700px){.grid.cols-2{grid-template-columns:1fr 1fr}}

.wavebox{
  position:relative;background:#e8f2fc;border:1px solid var(--border);
  border-radius:14px;
  padding:calc(1.15rem + var(--wave-h)) 1.15rem 1.15rem 1.15rem;
  overflow:hidden;
  box-shadow:0 10px 28px rgba(2,8,23,.04);color:var(--orange-dark);
}
.wavebox .headline{margin:.15rem 0 .65rem;color:var(--orange-dark);font-weight:700}
.wavebox::before{
  content:"";position:absolute;left:0;top:0;right:0;height:var(--wave-h);
  background:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 90 28" preserveAspectRatio="none"><polygon points="0,0 15,28 30,0" fill="%23f08010"/><polygon points="30,0 45,28 60,0" fill="%238faadc"/><polygon points="60,0 75,28 90,0" fill="%230070c0"/></svg>') repeat-x top left / 90px var(--wave-h);
}

.tiles{display:grid;gap:1rem}
@media (min-width:560px){.tiles{grid-template-columns:repeat(2,1fr)}}
@media (min-width:980px){.tiles{grid-template-columns:repeat(3,1fr)}}
.tile{
  background:#fff;border:2px solid var(--blue);border-radius:12px;
  padding:1rem;position:relative;overflow:hidden;color:var(--orange-dark);
}
.tile::after{content:"";position:absolute;left:0;right:0;bottom:0;height:6px;background:var(--blue)}
.tile h3{margin:0 0 .25rem;color:var(--orange-dark)}
.tile small{color:#7a4b12}

.downloads-list{list-style:none;padding:0;margin:.5rem 0 0}
.downloads-list li{margin-bottom:.4rem}
.downloads-list a{display:inline-flex;align-items:center;gap:.4rem;text-decoration:none}
.downloads-list a img{width:20px;height:20px;flex:0 0 20px}
.downloads-list a:hover{text-decoration:underline}

footer{
  margin-top:2rem;background:var(--bg);border-top:3px solid var(--blue);
  text-align:center;padding:1.2rem 0;
}
.footer-main{font-weight:700;color:var(--orange-dark)}
.footer-links{margin-top:.35rem;font-size:.9rem}
.footer-links a{color:#6b7280;margin:0 .6rem}
.footer-links a:hover{color:var(--blue)}