*{box-sizing:border-box}

body{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  background:#f4f7fb;
  color:#1f2933;
}

.navbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:18px 8%;
  background:#0f172a;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  color:white;
  text-decoration:none;
  font-size:1.2rem;
  font-weight:bold;
}

.logo{
  width:44px;
  height:44px;
  display:flex;
  justify-content:center;
  align-items:center;
  border-radius:10px;
  background:#38bdf8;
  color:#0f172a;
  font-weight:bold;
}

nav{
  display:flex;
  gap:22px;
  flex-wrap:wrap;
}

nav a{
  color:white;
  text-decoration:none;
  transition:color .2s ease;
}

nav a:hover,
nav a:focus{
  color:#93c5fd;
}

nav a.active{
  color:#38bdf8;
}

.hero{
  text-align:center;
  padding:90px 12%;
  background:linear-gradient(135deg,#1e3a8a,#0f172a);
  color:white;
}

.hero h1{margin:0 0 16px;font-size:2.6rem;}
.hero p{max-width:720px;margin:0 auto 24px;line-height:1.7;font-size:1.1rem;}

button{
  padding:12px 22px;
  border:none;
  border-radius:8px;
  background:#38bdf8;
  color:#0f172a;
  font-weight:bold;
  cursor:pointer;
}

button:hover{background:#7dd3fc;}

.cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
  padding:50px 8%;
}

.card,.info{
  background:white;
  padding:28px;
  border-radius:14px;
  box-shadow:0 8px 24px rgba(15,23,42,.08);
}

.info{
  margin:0 8% 50px;
}

#status{margin-top:18px;font-weight:bold;}

footer{
  text-align:center;
  padding:22px;
  background:#0f172a;
  color:white;
}

@media(max-width:900px){
  .navbar{flex-direction:column;gap:18px;}
  nav{justify-content:center;}
}

@media(max-width:800px){
  .cards{grid-template-columns:1fr;}
}

@media(max-width:600px){
  .hero{padding:60px 8%;}
  .hero h1{font-size:2rem;}
  nav{flex-direction:column;gap:12px;}
}