/* Bubbles Background */
.bubbles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1; /* Behind everything */
    overflow: hidden;
    background: var(--body-bg); /* Ensure background color is here too if needed */
    pointer-events: none;
}

.bubble {
    position: absolute;
    bottom: -100px;
    background: rgba(56, 189, 248, 0.1); /* Accent color with low opacity */
    border-radius: 50%;
    animation: floatUp linear infinite;
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.2);
}

@keyframes floatUp {
    0% {
        transform: translateY(0) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 0.5;
        transform: translateY(-50px) scale(1.1);
    }
    90% {
        opacity: 0.3;
    }
    100% {
        transform: translateY(-120vh) scale(0.8); /* Move way up */
        opacity: 0;
    }
}