.package-card {
            transition: all 0.3s ease;
            border: 2px solid #e9ecef;
            position: relative;
            overflow: hidden;
            min-height: 650px;
            display: flex;
            flex-direction: column;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            
            /* YENİ EKLENEN ANİMASYON KODLARI */
            opacity: 0;
            transform: translateY(30px);
            animation: fadeInUp 0.8s ease forwards;
        }
        
        /* Kartlara farklı gecikmeler ver */
        .package-card:nth-child(1) { animation-delay: 0.1s; }
        .package-card:nth-child(2) { animation-delay: 0.2s; }
        .package-card:nth-child(3) { animation-delay: 0.3s; }
        
        /* Animasyon keyframes */
        @keyframes fadeInUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        .package-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
            border-color: var(--primary);
        }
        
        .popular-package {
            border-color: var(--primary);
            transform: scale(1.02);
        }
        
        .popular-package::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(135deg, var(--primary), #ff6b35);
        }
        
        .popular-badge {
            position: absolute;
            z-index: 200;
            top: 20px;
            right: -30px;
            background: linear-gradient(135deg, var(--primary), #ff6b35);
            color: rgb(0, 0, 0);
            padding: 8px 40px;
            transform: rotate(45deg);
            font-size: 0.8rem;
            font-weight: 600;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
        }
        
        .package-header {
            background: rgba(27, 27, 27, 0.7);
            padding: 2rem 1rem 1rem 1rem;
            margin: -1rem -1rem 1.5rem -1rem;
            border-bottom: 1px solid #dee2e6;
            backdrop-filter: blur(5px);
        }
        
        .package-price {
            background: rgba(0, 0, 0, 0.089);
            color: rgb(255, 255, 255);
            padding: 1.5rem 1rem;
            margin: 0 -1rem;
            text-align: center;
            backdrop-filter: blur(5px);
        }
        
        .feature-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        
        .feature-list li {
            padding: 12px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.1);
            display: flex;
            align-items: center;
            font-size: 0.95rem;
        }
        
        .feature-list li:last-child {
            border-bottom: none;
        }
        
        .feature-list .fa-check {
            color: #28a745;
            background: rgba(40, 167, 69, 0.1);
            padding: 5px;
            border-radius: 50%;
            margin-right: 10px;
        }
        
        .feature-list .fa-times {
            color: #dc3545;
            background: rgba(220, 53, 69, 0.1);
            padding: 5px;
            border-radius: 50%;
            margin-right: 10px;
        }
        
        .package-features {
            flex-grow: 1;
            padding: 0 1rem;
        }
        
        .package-footer {
            padding: 1.5rem 1rem 1rem 1rem;
            margin-top: auto;
        }
        
        .btn-package {
            padding: 12px 30px;
            font-weight: 600;
            border-radius: 25px;
            transition: all 0.3s ease;
            width: 100%;
        }
        
        .btn-package:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }
        
        .package-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
            color: var(--primary);
        }
        
        .price-amount {
            font-size: 2.5rem;
            font-weight: 700;
            line-height: 1;
        }
        
        .price-period {
            font-size: 0.9rem;
            opacity: 0.9;
        }
        
        .package-description {
            color: #6c757d;
            font-size: 0.9rem;
            margin-bottom: 1.5rem;
        }
        
        .feature-category {
            font-weight: 600;
            color: var(--primary);
            margin: 1.5rem 0 0.5rem 0;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--primary);
            font-size: 0.9rem;
        }
        
        @media (max-width: 768px) {
            .package-card {
                min-height: auto;
                margin-bottom: 2rem;
            }
            
            .popular-package {
                transform: none;
            }
        }