.popup-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0, 0, 0, 0.6);display:flex;justify-content:center;align-items:center;z-index:1000;opacity:0;visibility:hidden;transition:opacity 0.3s ease, visibility 0s 0.3s;}.popup-overlay.visible{opacity:1;visibility:visible;transition:opacity 0.3s ease;}.popup-container{background-color:#ffffff;padding:30px 40px;border-radius:8px;box-shadow:0 5px 15px rgba(0, 0, 0, 0.2);max-width:500px;width:90%;text-align:center;position:relative;transform:scale(0.9);transition:transform 0.3s ease;font-family:'Poppins', sans-serif;}.popup-overlay.visible .popup-container{transform:scale(1);}.popup-icon{font-size:2.5em;margin-bottom:15px;}.popup-title{font-size:1.6em;font-weight:700;color:#333;margin-top:0;margin-bottom:10px;}.popup-message{font-size:1.1em;color:#555;margin-bottom:25px;line-height:1.6;}.popup-close-btn{position:absolute;top:10px;right:15px;font-size:1.8em;color:#aaa;background:none;border:none;cursor:pointer;padding:5px;line-height:1;}.popup-close-btn:hover{color:#777;}.popup-action-btn{padding:10px 20px;background-color:#3498db;color:white;border:none;border-radius:5px;font-size:1em;font-weight:600;cursor:pointer;transition:background-color 0.3s ease;margin-top:10px;}.popup-action-btn:hover{background-color:#2980b9;}.popup-container.error .popup-icon{color:#e74c3c;}.popup-container.error .popup-action-btn{background-color:#e74c3c;}.popup-container.error .popup-action-btn:hover{background-color:#c0392b;}.popup-container.success .popup-icon{color:#2ecc71;}.popup-container.success .popup-action-btn{background-color:#2ecc71;}.popup-container.success .popup-action-btn:hover{background-color:#27ae60;}.popup-container.info .popup-icon{color:#3498db;}@media (max-width:600px){.popup-container{padding:25px 20px;}.popup-title{font-size:1.4em;}.popup-message{font-size:1em;}}