/* Particles.js Background Styles */
#particles-js {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background: transparent;
    pointer-events: none; /* マウスイベントを無効にしてコンテンツをクリック可能にする */
}

/* Ensure particles canvas is transparent */
#particles-js canvas {
    background: transparent !important;
}

/* Ensure content is above particles */
.container {
    position: relative;
    z-index: 10;
}

.card {
    position: relative;
    z-index: 10;
}

/* Ensure all interactive elements are above particles */
button, input, select, textarea, a, .btn {
    position: relative;
    z-index: 10;
}