/* Bubble Animation Styles */
.bubble-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 2; /* Increase z-index to ensure visibility */
}

.bubble {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15); /* Slightly more visible */
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: float linear infinite;
    bottom: -100px; /* Start below the viewport */
}

@keyframes float {
    0% {
        transform: translateY(0) scale(0.5);
        opacity: 0;
    }
    15% {
        opacity: 0.8;
        transform: translateY(-15vh) scale(1.2);
    }
    85% {
        opacity: 0.4;
        transform: translateY(-105vh) scale(2.0);
    }
    100% {
        transform: translateY(-120vh) scale(2.5);
        opacity: 0;
    }
}