*{
margin:0;
padding:0;
box-sizing:border-box;
}

body{
font-family:'JetBrains Mono', monospace;
background:#0B121F;
color:#C9D1D9;
}

header{
text-align:center;
padding:60px 20px;
background:#05080f;
border-bottom:1px solid #9FEF00;
}

header h1{
color:#9FEF00;
font-size:28px;
text-shadow:0 0 10px #9FEF00;
}

header p{
margin-top:10px;
color:#8B949E;
}

header a{
color:#9FEF00;
text-decoration:none;
font-weight:bold;
}

main{
max-width:1100px;
margin:auto;
padding:40px 20px;
}

h2{
color:#9FEF00;
margin:40px 0 20px;
border-left:4px solid #9FEF00;
padding-left:10px;
}

.grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:25px;
}

.card{
background:#111927;
border:1px solid #1f2a3a;
padding:20px;
border-radius:12px;
position:relative;
transition:.3s;
}

.card:hover{
transform:translateY(-8px);
box-shadow:0 0 20px rgba(159,239,0,.4);
border-color:#9FEF00;
}

.icon{
color:#9FEF00;
font-size:14px;
margin-bottom:10px;
}

.card h3{
color:#9FEF00;
font-size:16px;
margin-bottom:5px;
}

.card span{
color:#8B949E;
font-size:13px;
}

.card img{
width:90px;
margin:15px auto;
display:block;
filter:brightness(1.2);
}

.card a{
display:block;
text-align:center;
margin-top:10px;
padding:8px;
border:1px solid #9FEF00;
border-radius:6px;
color:#9FEF00;
transition:.3s;
}

.card a:hover{
background:#9FEF00;
color:#0B121F;
box-shadow:0 0 10px #9FEF00;
}

footer{
text-align:center;
padding:30px;
color:#8B949E;
border-top:1px solid #1f2a3a;
}


.icon-svg {
  display:block;
  margin:0 auto 10px;
  width:40px;
  height:40px;
}

.badge-text {
  font-size:12px;
  color:#8B949E;
  text-align:center;
  margin-bottom:5px;
}

.linkedin-link {
  color: #9FEF00;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s, text-shadow 0.3s;
}

.linkedin-link:hover {
  color: #ffffff;
  text-shadow: 0 0 10px #9FEF00;
}

.cert-title {
  margin-top: 25px;
  padding-top: 15px;
  font-size: 1.2rem;
  letter-spacing: 3px;
  text-align: center;
  color: #9fef00;
  border-top: 1px solid rgba(159,239,0,0.2);
  font-weight: 700;
  opacity: 0.9;
}