body {
  margin:0;
  font-family: 'Segoe UI', sans-serif;
  color:#333;
}

header {
  background:#fff;
  box-shadow:0 2px 8px rgba(0,0,0,.08);
  position:sticky;
  top:0;
  z-index:9;
}

.container {
  width:90%;
  max-width:1200px;
  margin:auto;
}

.nav {
  display:flex;
  justify-content:space-between;
  align-items:center;
}

.logo { height:48px; }

nav a {
  margin-left:20px;
  text-decoration:none;
  font-weight:600;
  color:#444;
}

.hero {
  background:linear-gradient(135deg,#2f80ed,#9b51e0,#eb5757);
  color:#fff;
  padding:100px 0;
  text-align:center;
}

.btn {
  background:#fff;
  color:#2f80ed;
  padding:14px 32px;
  border-radius:30px;
  font-weight:bold;
  text-decoration:none;
}

.section { padding:80px 0; }
.bg-light { background:#f7f9fc; }

.grid-4 {
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:30px;
}

.card {
  background:#fff;
  padding:30px;
  border-radius:16px;
  text-align:center;
  box-shadow:0 6px 20px rgba(0,0,0,.08);
}

.card i {
  font-size:36px;
  color:#9b51e0;
}

.grid-3 {
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:30px;
}

.price-card {
  background:#fff;
  border-radius:20px;
  padding:40px;
  text-align:center;
  box-shadow:0 8px 24px rgba(0,0,0,.1);
}

.price-card span {
  font-size:28px;
  color:#2f80ed;
  font-weight:bold;
}

.highlight {
  background:linear-gradient(135deg,#2f80ed,#9b51e0);
  color:#fff;
}

.coverage {
  display:flex;
  gap:20px;
  flex-wrap:wrap;
}

.coverage li {
  background:#fff;
  padding:12px 24px;
  border-radius:20px;
  box-shadow:0 4px 12px rgba(0,0,0,.08);
}

footer {
  background:#111;
  color:#fff;
  text-align:center;
  padding:20px;
}

.hero {
  position: relative;
  overflow: hidden;
}

#fiber-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}
	

/* Floating WhatsApp */
.wa-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, #25D366, #1ebe5d);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 34px;
  z-index: 999;
  box-shadow: 0 0 0 rgba(37, 211, 102, 0.6);
  animation: fadeInWA 1.5s ease, pulseWA 2.5s infinite;
  transition: transform .3s ease;
}

.wa-float:hover {
  transform: scale(1.1);
}

/* Fade in */
@keyframes fadeInWA {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Pulse glow */
@keyframes pulseWA {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
  }
  70% {
    box-shadow: 0 0 0 18px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

/* Mobile friendly */
@media(max-width:768px){
  .wa-float{
    width:56px;
    height:56px;
    font-size:30px;
    bottom:20px;
    right:20px;
  }
}


.card, .price-card {
  transition: transform .4s ease, box-shadow .4s ease;
}

.card:hover, .price-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 14px 40px rgba(0,0,0,.15);
}


@media (max-width: 768px) {

  nav {
    display: none;
  }

  .hero h1 {
    font-size: 28px;
    line-height: 1.3;
  }

  .hero p {
    font-size: 15px;
  }

  .section {
    padding: 56px 0;
  }

  .grid-4, .grid-3 {
    grid-template-columns: 1fr;
  }

  .coverage {
    justify-content: center;
  }

}


@media (max-width: 480px) {
  .wa-float {
    bottom: 16px;
    right: 16px;
  }
}