/* RESET */

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

/* BODY */

body{
font-family:Arial, Helvetica, sans-serif;
background:#f4f6f9;
color:#333;
line-height:1.7;
}

/* CONTAINER */

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

/* HEADER */

header{
background:#0a2540;
color:white;
padding:20px 0;
border-bottom:4px solid #1e88e5;
}

header h1{
font-size:28px;
margin-bottom:10px;
}

/* NAVIGATION */

nav{
margin-top:10px;
}

nav a{
color:white;
text-decoration:none;
margin-right:20px;
font-weight:bold;
font-size:15px;
}

nav a:hover

/* HERO */

.hero{
background:#1c6ed5;
color:white;
padding:70px 0;
}

.hero h2{
font-size:34px;
margin-bottom:20px;
}

.hero p{
font-size:18px;
margin-bottom:20px;
}

.hero img{
width:100%;
max-height:420px;
object-fit:cover;
border-radius:8px;
margin-top:20px;
}

/* CONTENT */

.content{
background:white;
padding:60px 0;
}

.content h2{
font-size:28px;
margin-top:40px;
margin-bottom:15px;
color:#0a2540;
}

.content h3{
font-size:22px;
margin-top:25px;
margin-bottom:10px;
color:#1e88e5;
}

.content p{
margin-bottom:18px;
font-size:17px;
}

.content ul{
margin:20px 0 20px 25px;
}

.content li{
margin-bottom:10px;
}

/* IMAGES */

.content img{
width:100%;
margin:25px 0;
border-radius:6px;
}

/* GRID ARTICLES */

.grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
gap:25px;
margin-top:30px;
}

/* BLOG CARDS */

article{
background:#ffffff;
border-radius:8px;
box-shadow:0 2px 10px rgba(0,0,0,0.1);
padding:20px;
transition:0.3s;
}

article img{
width:100%;
border-radius:6px;
margin-bottom:15px;
}

article h3{
margin-bottom:10px;
}

article p{
font-size:15px;
margin-bottom:15px;
}

article a{
display:inline-block;
background:#1e88e5;
color:white;
padding:8px 15px;
border-radius:4px;
text-decoration:none;
font-size:14px;
}

article a:hover

/* SIDEBAR */

aside{
background:#f9fbfd;
padding:20px;
border-radius:8px;
box-shadow:0 2px 8px rgba(0,0,0,0.08);
}

aside h3{
margin-bottom:15px;
color:#0a2540;
}

aside ul{
list-style:none;
padding:0;
}

aside li{
margin-bottom:10px;
}

aside a{
text-decoration:none;
color:#1e88e5;
font-weight:500;
}

aside a:hover{
text-decoration:underline;
}

/* FOOTER */

footer{
background:#0a2540;
color:white;
text-align:center;
padding:35px 0;
margin-top:40px;
}

footer a{
color:#90caf9;
margin:0 10px;
text-decoration:none;
}

footer a:hover{
text-decoration:underline;
}

/* RESPONSIVE */

@media(max-width:768px){

.hero{
padding:40px 0;
}

.hero h2{
font-size:26px;
}

nav a{
display:block;
margin-bottom:10px;
}

.container{
width:95%;
}

}