.enp-popup-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 999999;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease-in-out;
}

.enp-popup-overlay.active {
    display: flex;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.enp-popup-container {
    position: relative;
    background: #ffffff;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    padding: 40px 30px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.4s ease-out;
}

.enp-close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    background: transparent;
    border: none;
    font-size: 32px;
    color: #999;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.enp-close-btn:hover {
    color: #333;
}

.enp-popup-content {
    text-align: center;
}

.enp-popup-title {
    margin: 0 0 15px 0;
    font-size: 28px;
    font-weight: 700;
    color: #333;
    line-height: 1.3;
}

.enp-popup-message {
    margin: 0 0 25px 0;
    font-size: 16px;
    color: #666;
    line-height: 1.6;
}

.enp-subscribe-form {
    margin-bottom: 15px;
}

.enp-email-input {
    width: 100%;
    padding: 14px 18px;
    font-size: 16px;
    border: 2px solid #ddd;
    border-radius: 6px;
    margin-bottom: 12px;
    box-sizing: border-box;
    transition: border-color 0.3s ease;
}

.enp-email-input:focus {
    outline: none;
    border-color: #4CAF50;
}

.enp-submit-btn {
    width: 100%;
    padding: 14px 18px;
    font-size: 16px;
    font-weight: 600;
    color: #ffffff;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.enp-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.enp-submit-btn:active {
    transform: translateY(0);
}

.enp-submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.enp-message {
    margin-top: 15px;
    padding: 12px;
    border-radius: 6px;
    font-size: 14px;
    display: none;
}

.enp-message.success {
    display: block;
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.enp-message.error {
    display: block;
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

@media (max-width: 600px) {
    .enp-popup-container {
        padding: 30px 20px;
        width: 95%;
    }
    
    .enp-popup-title {
        font-size: 24px;
    }
    
    .enp-popup-message {
        font-size: 14px;
    }
    
    .enp-email-input,
    .enp-submit-btn {
        padding: 12px 16px;
        font-size: 15px;
    }
}