:root {
  --bg:#0c0f13;
  --text:#e6f0ff;
  --muted:#9db1c7;
  --accent1:#17c1ff;
  --accent2:#4be0b9;
  --shadow:0 10px 30px rgba(0,0,0,.45);
}

*{box-sizing:border-box;margin:0;padding:0}
body {
  font-family: 'Inter', sans-serif;
  background: radial-gradient(1200px 600px at 50% -10%, rgba(23,193,255,.12), transparent 60%), var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container { max-width:1100px; margin:0 auto; padding:32px 20px 80px; }

header { display:flex; justify-content:center; align-items:center; gap:12px; margin-top:8px; }
.logo { display:grid; place-items:center; width:36px; height:36px; border-radius:10px;
  background:linear-gradient(135deg,var(--accent1),var(--accent2)); }
.logo svg { width:22px; height:22px; fill:#00121a; }
.brand { font-weight:700; font-size:26px; }

.hero { margin:48px auto 42px; max-width:900px; text-align:center; }
.hero h1 { font-size:52px; font-weight:800; line-height:1.05; }
.hero .highlight {
  background:linear-gradient(90deg,var(--accent1),#009dff 48%, var(--accent2));
  -webkit-background-clip:text;
  color:transparent;
}
.hero p { color:var(--muted); font-size:18px; margin:20px auto 26px; max-width:720px; }
.cta {
  display:inline-block; padding:14px 24px; border-radius:12px;
  background:linear-gradient(180deg,#4cd1ff,#2fb6ff);
  color:#031420; font-weight:700; text-decoration:none;
  box-shadow:0 10px 28px rgba(23,193,255,.35);
  transition:transform .15s ease;
}
.cta:hover { transform:translateY(-1px); }

.grid { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:40px; }
.card {
  background:rgba(35,54,74,.18);
  border:1px solid rgba(155,187,214,.12);
  border-radius:18px; padding:26px 24px;
  box-shadow:var(--shadow);
  transition:transform .2s ease;
}
.card:hover { transform:translateY(-3px); }
.card .icon { width:54px; height:54px; border-radius:14px; display:grid; place-items:center;
  margin:0 auto 16px; background:rgba(23,193,255,.08); }
.card .icon svg { width:26px; height:26px; stroke:#7fe1ff; }
.card h3 { text-align:center; font-size:20px; margin-bottom:8px; }
.card p { text-align:center; color:var(--muted); font-size:15px; }

footer { margin-top:64px; color:#7a8da3; text-align:center; font-size:14px; }

@media (max-width:980px) { .grid { grid-template-columns:1fr 1fr; } }
@media (max-width:680px) {
  .hero h1 { font-size:36px; }
  .grid { grid-template-columns:1fr; }
}

/* WhatsApp Floating Button */
.whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 20px;
  right: 20px;
  background-color: #25d366;
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
  display: flex;
  justify-content: center;
  align-items: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  z-index: 999;
}
.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 16px rgba(0,0,0,0.3);
}
.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: white;
}