:root{
--bg:#f9fafb;
--card:#fff;
--primary:#0ea5a4;
--text:#0f172a;
--muted:#6b7280;
--shadow:0 4px 15px rgba(0,0,0,0.06);
font-family:'Inter', system-ui, sans-serif;
}
.container{max-width:1100px;margin:40px auto;padding:20px}
header h1{margin:0 0 6px;font-size:1.8rem}
.muted{color:var(--muted)}
.grid{
display:grid;
grid-template-columns:repeat(auto-fill,minmax(280px,1fr));
gap:20px;
margin-top:20px;
}
.course-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;   /* duplicate inline gap remove */
}

.resource-card{
background:var(--card);
border-radius:12px;
box-shadow:var(--shadow);
display:flex;
flex-direction:column;
overflow:hidden;
transition:transform .2s ease;
}
.resource-card:hover{transform:translateY(-4px)}
.resource-card img{width:100%;height:180px;object-fit:cover}
.resource-card .content{padding:16px;display:flex;flex-direction:column;flex:1}
.resource-card h3{margin: 5px 0 3px;font-size:1.1rem}
.resource-card p{flex-grow:1;font-size:0.9rem;color:var(--muted);margin:0 0 10px}
.meta{font-size:0.8rem;color:var(--muted);display:flex;justify-content:space-between;margin:8px 0}
.btn{display:inline-block;text-align:center;padding:10px;border-radius:8px;text-decoration:none;font-weight:600}
.btn-primary{background:var(--primary);color:#fff;display:block}
.btn-download{margin-top:8px;background:#3b82f6;color:#fff;display:block}


.pagination{display:flex;justify-content:center;align-items:center;margin-top:20px;gap:12px}
.pagination button{padding:8px 14px;border-radius:6px;border:0;background:var(--primary);color:#fff;font-weight:600;cursor:pointer}
.pagination span{font-weight:600}
.small{font-size:0.85rem}