body{font-family:Nunito Sans,sans-serif;background:#fdf9f4;color:#111517;margin:0;padding:0;overflow-x:hidden;transition:background .4s ease,color .4s ease;animation:fadeIn .6s ease-in-out}.header{background:#f9f7f7;padding:1.5rem 2rem;border-radius:2px;box-shadow:0 2px 4px #0000001a;display:flex;justify-content:space-between;align-items:center;transition:background .4s ease,color .4s ease,box-shadow .3s ease}.toggle-btn{background:none;border:none;font-size:1rem;cursor:pointer;color:inherit;transition:color .3s ease}.search-filter{display:flex;flex-direction:column;gap:1rem;padding:2rem;transition:background .3s ease,color .3s ease}.search-filter input,.search-filter select{padding:.75rem 1rem;border:1px solid #ccc;border-radius:6px;font-size:1rem;background:#fff;color:#111517;transition:background .4s ease,color .4s ease,border .3s ease}.countries-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:2rem;padding:2rem}.country-card{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 4px 12px #0000001a;transition:transform .2s,background .4s ease,color .4s ease,box-shadow .3s ease;cursor:pointer}.country-card:hover{transform:translateY(-3px)}.country-card img{width:100%;height:160px;object-fit:cover;transition:background .4s ease,color .4s ease}.card-body{padding:1rem;transition:background .4s ease,color .4s ease}.country-detail{padding:2rem;max-width:1200px;margin:0 auto;transition:background .4s ease,color .4s ease}.country-detail button{background-color:#fff;color:#000;padding:.5rem 2rem;margin-bottom:2rem;border:1px solid #ccc;border-radius:6px;cursor:pointer;box-shadow:0 0 5px #0000001a;transition:background .4s ease,color .4s ease,box-shadow .3s ease}.details-grid{display:flex;flex-direction:row;gap:3rem;flex-wrap:wrap;transition:background .4s ease}.details-grid img{max-width:500px;width:70%;height:auto;object-fit:contain;border-radius:6px;box-shadow:0 2px 8px #0000001a;transition:box-shadow .3s ease,filter .3s ease}.details-info{flex:1;display:flex;flex-direction:column;justify-content:center;transition:background .4s ease,color .4s ease}.details-info h2{margin-bottom:1rem;font-size:2rem;transition:color .4s ease}.details-info p{margin:.3rem 0;font-size:1.1rem;transition:color .4s ease}@media (max-width: 768px){.details-grid{flex-direction:column;align-items:center;text-align:center}.details-info{align-items:center}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.country-card,.header,.search-filter,.country-detail{animation:fadeIn .6s ease-in-out}body.dark{background:#161a1d;color:#fff}body.dark .header{background:#202428;color:#fff}body.dark .toggle-btn{color:#fff}body.dark .search-filter input,body.dark .search-filter select{background:#2b3945;color:#fff;border:none}body.dark .country-card{background:#232a2f;color:#fff;box-shadow:0 4px 12px #ffffff0d}body.dark .card-body{background:transparent;color:#fff}body.dark .country-detail button{background-color:#2b3945;color:#fff;border:none}body.dark .details-grid img{box-shadow:0 2px 8px #ffffff1a}