body{
font-family:Arial, Helvetica, sans-serif;
margin:0;
background:#0f0f10;
color:white;
}

.header{
display:flex;
justify-content:space-between;
padding:20px 40px;
background:#111;
}

.logo{
font-size:22px;
font-weight:bold;
}

nav a{
color:#ccc;
margin-left:20px;
text-decoration:none;
}

.hero{
text-align:center;
padding:80px 20px;
}

.hero h1{
font-size:42px;
margin-bottom:10px;
}

.hero p{
color:#aaa;
}

.calculator{
max-width:500px;
margin:auto;
padding:40px;
background:#151515;
border-radius:10px;
}

.input-group{
margin-bottom:20px;
}

input{
width:100%;
padding:12px;
border:none;
border-radius:5px;
}

button{
width:100%;
padding:14px;
background:#4f7cff;
border:none;
color:white;
font-size:16px;
border-radius:6px;
cursor:pointer;
}

button:hover{
background:#3b5fd6;
}

.results{
margin-top:25px;
}

.total{
font-size:20px;
font-weight:bold;
}

.seo{
max-width:800px;
margin:80px auto;
padding:20px;
color:#bbb;
text-align:center;
}

footer{
text-align:center;
padding:40px;
color:#777;
}

@media(max-width:600px){

.hero h1{
font-size:32px;
}

.calculator{
margin:20px;
}

}
.tools-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:25px;
padding:40px;
max-width:900px;
margin:auto;
}

.tool-card{
background:white;
padding:25px;
border-radius:12px;
text-decoration:none;
color:#111;
box-shadow:0 5px 15px rgba(0,0,0,0.05);
transition:0.2s;
}

.tool-card:hover{
transform:translateY(-4px);
box-shadow:0 10px 30px rgba(0,0,0,0.08);
}
/* NAVBAR */

.navbar{
display:flex;
justify-content:space-between;
align-items:center;
padding:20px 40px;
background:#0f0f0f;
border-bottom:1px solid #1f1f1f;
}

.logo{
font-size:22px;
font-weight:700;
color:white;
text-decoration:none;
}

.nav-right a{
margin-left:24px;
color:#bfbfbf;
text-decoration:none;
font-size:15px;
}

.nav-right a:hover{
color:white;
}