*{box-sizing:border-box;margin:0;padding:0}body{color:#fff;background:#000;min-height:100vh;padding:20px;font-family:monospace}.app{max-width:800px;margin:0 auto}.header{border-bottom:2px solid orange;margin-bottom:25px;padding-bottom:15px}.logo-text{color:orange;letter-spacing:3px;font-size:24px}.tagline{color:gray;margin-top:5px;font-size:12px}.controls{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}.controls-group{flex-direction:column;gap:3px;display:flex}.controls-group label{font:size 10px;color:gray;text-transform:uppercase}input[type=date]{color:#f5f5f5;background:#111;border:2px solid #333;outline:none;padding:8px 10px;font-family:monospace}input[type=date]:focus{border-color:orange}.btn{color:#f5f5f5;font-family:10px;cursor:pointer;background:#111;border:2px solid #333;padding:9px 14px;font-size:12px}.btn:hover,.btn fav.active{color:orange;border-color:orange}.apod-card{background:#111;border:2px solid #000;min-height:250px;margin-bottom:30px}.loading{text-align:center;color:#a9a9a9;padding:60px 20px}.apod-image{object-fit:contain;width:100%;max-height:500px;display:block}.apod-info{padding:20px}.apod-date{color:orange;letter-spacing:1px;margin-bottom:8px;font-size:11px}.apod-title{color:#fff;margin-bottom:12px;font-size:20px}.apod-explanation{color:#a9a9a9;font-size:13px;line-height:1.6}.section-title{color:orange;text-transform:uppercase;letter-spacing:2px;border-bottom:1px solid #000;margin-bottom:12px;padding:8px;font-size:13px}favourites-grid{grid-template-columns:repeat(auto-fill,minmax(100px,1fr));display:grid}.fav-card{aspect-ratio:1;cursor:pointer;border:2px solid #000;position:relative;overflow:hidden}.fav-card:hover{border-color:orange}.fav-card img{object-fit:cover;width:100%;height:100%}.fav-remove{color:orange;cursor:pointer;opacity:0;background:#000;border:1px solid orange;width:22px;height:22px;font-size:14px;line-height:1;position:absolute;top:5px;right:5px}.fav-card:hover .fav-remove{opacity:1}.fav-remove:hover{color:#000;background:orange}.empty-state{color:gray;text-align:center;border:1px dashed #000;padding:15px;font-size:12px}.footer{text-align:center;color:gray;border-top:2px solid #333;margin-top:40px;padding-top:15px;font-size:11px}.footer a{color:orange}@media (width<=600px){.logo-text{font-size:18px}.controls{flex-direction:column}control .btn{width:100px}}