*{
  margin:0;
  padding:0;
  box-sizing:border-box;
  font-family:'Poppins',sans-serif;
}

:root{
  --bg:#0f172a;
  --card:#1e293b;
  --muted:#94a3b8;
  --accent:#6366f1;
  --accent-2:#4f46e5;
  --container-pad:24px;
}

html,body{
  height:100%;
  background:var(--bg);
  color:#fff;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.6;
}

/* Layout container */
.container{
  width:90%;
  max-width:1200px;
  margin:0 auto;
  padding:0 var(--container-pad);
}

/* Header / Hero */
header{
  padding:64px 0;
  text-align:center;
  background:linear-gradient(135deg,#1e293b,#0f172a);
}

/* Hero media: responsive image + video */
.hero-media{
  display:flex;
  gap:18px;
  justify-content:center;
  align-items:stretch;
  margin:22px 0 12px;
  flex-wrap:wrap;
}

.media-item{
  background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(0,0,0,0.04));
  border-radius:12px;
  overflow:hidden;
  box-shadow:0 10px 30px rgba(2,6,23,0.35);
  flex:1 1 320px;
  max-width:520px;
  min-width:260px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:8px;
}

.media-item img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  border-radius:8px;
}

.media-item video{
  width:100%;
  height:100%;
  display:block;
  border-radius:8px;
  background:#000;
  outline:none;
}

/* Reduce heavy shadows on small screens */
@media (max-width:520px){
  .media-item{
    max-width:100%;
    min-width:0;
    box-shadow:0 6px 14px rgba(2,6,23,0.28);
  }
}

header h1{
  font-size:42px;
  font-weight:700;
  margin-bottom:18px;
}

header p{
  font-size:16px;
  color:#cbd5e1;
  max-width:760px;
  margin:0 auto 22px;
}

.actions{
  display:flex;
  gap:12px;
  justify-content:center;
  flex-wrap:wrap;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 20px;
  min-height:44px;
  border-radius:10px;
  text-decoration:none;
  font-weight:600;
  transition:all .18s ease;
  cursor:pointer;
  border:0;
}

.btn-primary{
  background:var(--accent);
  color:#fff;
  box-shadow:0 6px 18px rgba(79,70,229,0.12);
}

.btn-primary:hover{
  background:var(--accent-2);
  transform:translateY(-2px);
}

.btn-outline{
  background:transparent;
  border:2px solid var(--accent);
  color:var(--accent);
}

.btn-outline:hover{
  background:var(--accent);
  color:#fff;
  transform:translateY(-2px);
}

/* Sections */
section{
  padding:56px 0;
}

.section-title{
  text-align:center;
  margin-bottom:36px;
}

.section-title h2{
  font-size:30px;
  margin-bottom:8px;
}

.section-title p{
  color:var(--muted);
  font-size:15px;
}

/* Feature grid */
.features{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:20px;
}

/* Cards */
.card{
  background:var(--card);
  padding:22px;
  border-radius:12px;
  transition:transform .18s ease, box-shadow .18s ease;
  box-shadow:0 6px 20px rgba(2,6,23,0.35);
}

.card:hover{
  transform:translateY(-8px);
  box-shadow:0 18px 40px rgba(2,6,23,0.55);
}

.card h3{
  margin-bottom:10px;
  font-size:18px;
}

.card p{
  color:var(--muted);
  font-size:14px;
  line-height:1.5;
}

/* CTA */
.cta{
  text-align:center;
  background:linear-gradient(135deg,var(--accent-2),var(--accent));
  padding:44px 18px;
  border-radius:16px;
  box-shadow:0 12px 36px rgba(79,70,229,0.14);
}

.cta h2{
  font-size:24px;
  margin-bottom:8px;
}

.cta p{
  color:#e6e9ff;
  margin-bottom:18px;
}

/* Footer */
footer{
  text-align:center;
  padding:20px 0;
  background:#0b1220;
  color:var(--muted);
  font-size:13px;
}

/* Responsive tweaks */
@media (max-width:768px){
  header{
    padding:36px 0;
  }
  header h1{
    font-size:28px;
  }
  .section-title h2{
    font-size:22px;
  }
  .cta{
    padding:28px 12px;
  }
}