#bubblesContainer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 2000;
    overflow: hidden;
}

.bubble {
    position: absolute;
    bottom: -100px;
    width: 40px;
    height: 40px;
    background: radial-gradient(
        circle at 28% 26%,
        rgba(255, 255, 255, 0.72) 0%,
        rgba(255, 255, 255, 0.18) 22%,
        rgba(var(--primary-color-rgb), 0.22) 48%,
        rgba(var(--primary-color-rgb), 0.08) 78%,
        rgba(var(--primary-color-rgb), 0.04) 100%
    );
    border-radius: 50%;
    opacity: 0.52;
    animation: bubble-rise 20s infinite ease-in;
    will-change: transform, opacity;
    box-shadow:
        inset 0 0 24px rgba(255, 255, 255, 0.22),
        inset 0 -8px 20px rgba(var(--primary-color-rgb), 0.12),
        0 4px 18px rgba(var(--primary-color-rgb), 0.12);
}

.bubble::before {
    content: '';
    position: absolute;
    top: 6%;
    left: 12%;
    width: 22%;
    height: 22%;
    background: radial-gradient(
        circle,
        rgba(255, 255, 255, 0.85) 0%,
        rgba(255, 255, 255, 0.2) 70%,
        transparent 100%
    );
    border-radius: 50%;
    filter: blur(1.5px);
}

.bubble:nth-child(2) {
    width: 20px;
    height: 20px;
    left: 25%;
    animation-duration: 15s;
    animation-delay: 2s;
}

.bubble:nth-child(3) {
    width: 50px;
    height: 50px;
    left: 35%;
    animation-duration: 25s;
    animation-delay: 4s;
}

.bubble:nth-child(4) {
    width: 30px;
    height: 30px;
    left: 55%;
    animation-duration: 18s;
    animation-delay: 0s;
}

.bubble:nth-child(5) {
    width: 35px;
    height: 35px;
    left: 75%;
    animation-duration: 22s;
    animation-delay: 3s;
}

@keyframes bubble-rise {
    0% {
        transform: translateY(0) translateX(0) scale(1);
        opacity: 0.45;
    }
    25% {
        transform: translateX(30px) scale(1.05);
        opacity: 0.52;
    }
    50% {
        transform: translateX(-20px) scale(1);
        opacity: 0.48;
    }
    75% {
        transform: translateX(15px) scale(0.95);
        opacity: 0.42;
    }
    100% {
        transform: translateY(-1080px) translateX(0) scale(0.9);
        opacity: 0;
    }
}