/* Popup Overlay */
        .popup-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(0, 0, 0, 0.8), rgba(30, 30, 60, 0.9));
            backdrop-filter: blur(10px);
            z-index: 9999;
            display: none;
            opacity: 0;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .popup-overlay.show {
            display: flex !important;
            opacity: 1;
            align-items: center !important;
            justify-content: center !important;
        }

        /* Popup Content */
        .popup-content {
            background: linear-gradient(145deg, #ffffff, #f8fafc);
            border-radius: 24px;
            max-width: 700px;
            width: 95%;
            margin: auto;
            position: relative;
            box-shadow: 
                0 25px 50px -12px rgba(0, 0, 0, 0.25),
                0 0 0 1px rgba(255, 255, 255, 0.1);
            transform: scale(0.8) translateY(20px);
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            overflow: hidden;
        }

        .popup-overlay.show .popup-content {
            transform: scale(1) translateY(0);
        }

        /* Close Button */
        .popup-close {
            position: absolute;
            top: 20px;
            right: 20px;
            width: 44px;
            height: 44px;
            background: rgba(255, 255, 255, 0.9);
            backdrop-filter: blur(10px);
            border: none;
            border-radius: 50%;
            cursor: pointer;
            z-index: 10;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            color: #64748b;
            font-size: 20px;
            font-weight: 300;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        }

        .popup-close:hover {
            background: rgba(239, 68, 68, 0.1);
            color: #ef4444;
            transform: scale(1.1);
            box-shadow: 0 6px 20px rgba(239, 68, 68, 0.3);
        }

        /* Image Container */
        .popup-image-container {
            position: relative;
            width: 100%;
            height: 400px;
            overflow: hidden;
            border-radius: 24px 24px 0 0;
        }

        .popup-image {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .popup-image:hover {
            transform: scale(1.05);
        }

        /* Image Overlay with Text */
        .popup-image-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
            color: white;
            padding: 40px;
        }

        .popup-image-title {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 6px;
            line-height: 1.2;
        }

        .popup-image-description {
            font-size: 12px;
        }

        /* Progress Bar Container */
        .progress-container {
            padding: 30px 40px 40px;
            background: linear-gradient(145deg, #ffffff, #f8fafc);
        }

        .progress-info {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 16px;
        }

        .progress-text {
            font-size: 15px;
            color: #64748b;
            font-weight: 500;
        }

        .countdown-badge {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 8px 16px;
            border-radius: 25px;
            font-size: 14px;
            font-weight: 600;
            box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
            min-width: 50px;
            text-align: center;
        }

        .progress-bar {
            width: 100%;
            height: 8px;
            background: linear-gradient(90deg, #e2e8f0, #f1f5f9);
            border-radius: 4px;
            overflow: hidden;
            box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
        }

        .progress-fill {
            height: 100%;
            background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
            width: 100%;
            transform: translateX(-100%);
            transition: transform linear;
            border-radius: 4px;
            box-shadow: 0 0 10px rgba(102, 126, 234, 0.5);
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .popup-content {
                margin: 20px;
                max-width: none;
            }
            
            .popup-image-container {
                height: 300px;
            }
            
            .popup-image-overlay {
                padding: 30px 25px;
            }
            
            .popup-image-title {
                font-size: 26px;
            }
            
            .popup-image-description {
                font-size: 16px;
            }
            
            .progress-container {
                padding: 25px 25px 35px;
            }
            
            .popup-close {
                width: 40px;
                height: 40px;
                top: 15px;
                right: 15px;
                font-size: 18px;
            }
        }

        @media (max-width: 480px) {
            .popup-image-container {
                height: 250px;
            }
            
            .popup-image-overlay {
                padding: 25px 20px;
            }
            
            .popup-image-title {
                font-size: 22px;
            }
            
            .popup-image-description {
                font-size: 15px;
            }
            
            .progress-container {
                padding: 20px 20px 30px;
            }
        }