*{box-sizing:border-box;font-family:Arial, Helvetica, sans-serif;margin:0;padding:0;}
body{background:#111;color:#fff;}
.hero{position:relative;height:90vh;width:100%;overflow:hidden;}
.hero-video{
  position:absolute;
  top:0;
  left:0;
  width:100%;
  height:100%;
  overflow:hidden;
}
.hero-video iframe{
  width:100%;
  height:100%;
  object-fit:cover;
}
.hero-overlay{position:absolute;width:100%;height:100%;background:rgba(0,0,0,0.6);}
.hero-content{position:absolute;bottom:20%;left:50%;transform:translateX(-50%);text-align:center;max-width:800px;}
.hero h1{font-size:3rem;margin-bottom:10px;}
.hero p{font-size:1.2rem;margin-bottom:20px;}
.cta{background:#25d366;padding:12px 25px;border-radius:50px;color:#000;text-decoration:none;font-weight:bold;}
.section{padding:60px 10%;background:#111;}
.section h2{text-align:center;margin-bottom:20px;}
.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:10px;}
.gallery img{width:100%;border-radius:10px;}
.dark{background:#000;}
.iframe-box{position:relative;width:100%;padding-top:50%;}
.iframe-box iframe{position:absolute;top:0;left:0;width:100%;height:100%;border-radius:10px;}
.features{list-style:none;text-align:center;}
.features li{margin:10px 0;}
.footer{text-align:center;padding:30px;background:#000;}