.resource-nav{display:flex;justify-content:space-between;margin:20px 0;max-width:1140px;font-family:'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,'Open Sans','Helvetica Neue',sans-serif;}.resource-nav a:nth-child(1){flex:1;display:block;padding:12px 15px;background-color:#f0e6ff;color:#4a7bfc;text-align:center;text-decoration:none;margin:0 5px;border-radius:8px;font-weight:600;transition:all 0.3s ease;box-shadow:0 3px 10px rgba(0,0,0,0.05);border-bottom:3px solid #4a7bfc;}.resource-nav a:nth-child(2){flex:1;display:block;padding:12px 15px;background-color:#f0f7ff;color:#4a7bfc;text-align:center;text-decoration:none;margin:0 5px;border-radius:8px;font-weight:600;transition:all 0.3s ease;box-shadow:0 3px 10px rgba(0,0,0,0.05);border-bottom:3px solid #4a7bfc;}.resource-nav a:nth-child(3){flex:1;display:block;padding:12px 15px;background-color:#f0fcf5;color:#2ecc71;text-align:center;text-decoration:none;margin:0 5px;border-radius:8px;font-weight:600;transition:all 0.3s ease;box-shadow:0 3px 10px rgba(0,0,0,0.05);border-bottom:3px solid #2ecc71;}.resource-nav a:nth-child(4){flex:1;display:block;padding:12px 15px;background-color:#f6f2fe;color:#7857f7;text-align:center;text-decoration:none;margin:0 5px;border-radius:8px;font-weight:600;transition:all 0.3s ease;box-shadow:0 3px 10px rgba(0,0,0,0.05);border-bottom:3px solid #7857f7;}.resource-nav a:nth-child(5){flex:1;display:block;padding:12px 15px;background-color:#fff8f0;color:#f5a623;text-align:center;text-decoration:none;margin:0 5px;border-radius:8px;font-weight:600;transition:all 0.3s ease;box-shadow:0 3px 10px rgba(0,0,0,0.05);border-bottom:3px solid #f5a623;}.resource-nav a:nth-child(6){flex:1;display:block;padding:12px 15px;background-color:#e6f7ff;color:#1abc9c;text-align:center;text-decoration:none;margin:0 5px;border-radius:8px;font-weight:600;transition:all 0.3s ease;box-shadow:0 3px 10px rgba(0,0,0,0.05);border-bottom:3px solid #1abc9c;}.resource-nav a:hover{color:white;}.resource-nav a:nth-child(1):hover{background-color:#4a7bfc;transform:translateY(-2px);}.resource-nav a:nth-child(2):hover{background-color:#4a7bfc;transform:translateY(-2px);}.resource-nav a:nth-child(3):hover{background-color:#2ecc71;transform:translateY(-2px);}.resource-nav a:nth-child(4):hover{background-color:#7857f7;transform:translateY(-2px);}.resource-nav a:nth-child(5):hover{background-color:#f5a623;transform:translateY(-2px);}.resource-nav a:nth-child(6):hover{background-color:#1abc9c;transform:translateY(-2px);}.category-section{margin-top:40px;padding-top:20px;}.category-title{background:#f0f0f0;color:#333;padding:15px 20px;margin-bottom:25px;font-size:20px;box-shadow:0 3px 15px rgba(0,0,0,0.05);border-left:5px solid #3078B4;border-bottom:none;border-radius:0 8px 8px 0;}.level-badge{display:inline-block;color:white;padding:5px 10px;border-radius:20px;margin-left:10px;font-size:12px;font-weight:bold;}.download-count{display:inline-block;background:#f0f0f0;color:#444;padding:5px 10px;border-radius:20px;margin-left:10px;font-size:12px;font-weight:bold;position:relative;overflow:hidden;}.download-count::after{content:"+";position:absolute;right:0;top:0;opacity:0;animation:pulse 60s infinite;}@keyframes pulse{0%{opacity:0;}1%{opacity:1;}2%{opacity:0;}100%{opacity:0;}}@media(max-width:768px){.resource-nav{flex-wrap:wrap;justify-content:center;}.resource-nav a{flex:0 0 calc(33.33% - 10px);margin-bottom:10px;}}@media(max-width:480px){.resource-nav{flex-direction:column;}.resource-nav a{flex:1 0 100%;margin:5px 0;}}