/* Particle background styles */
#particles-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1; /* Place behind all content */
    pointer-events: none; /* Allow clicks to pass through to elements below */
    opacity: 0.7; /* Slightly transparent to not overwhelm content */
}