.background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.gradient-bg {
    width: 100vw;
    height: 100vh;
    position: relative;
    /* overflow: hidden; */
    background: transparent; /* Trasparente */
}

.gradient-bg svg {
    display: none;
}

.gradients-container {
    filter: url(#goo) blur(40px);
    width: 100%;
    height: 100%;
}

.g1,
.g2,
.g3,
.g4,
.g5,
.interactive {
    position: absolute;
    background-repeat: no-repeat;
    opacity: 1;
    mix-blend-mode: normal; /* Nessuna fusione per evitare grigi */
}

/* 🔵 Blu */
.g1 {
    background: radial-gradient(circle at center, rgba(67, 142, 249, 0.6) 0, rgba(67, 142, 249, 0) 50%);
    width: 80%;
    height: 80%;
    top: 10%;
    left: 10%;
    transform-origin: center center;
    animation: moveVertical 30s ease infinite;
}

/* 🟠 Arancione */
.g2 {
    background: radial-gradient(circle at center, rgba(255, 99, 49, 0.6) 0, rgba(255, 99, 49, 0) 50%);
    width: 80%;
    height: 80%;
    top: 10%;
    left: 10%;
    transform-origin: calc(50% - 400px);
    animation: moveInCircle 20s reverse infinite;
}

/* 🔴 Rosso intenso */
.g3 {
    background: radial-gradient(circle at center, rgba(255, 41, 2, 0.6) 0, rgba(255, 41, 2, 0) 50%);
    width: 80%;
    height: 80%;
    top: calc(50% + 200px);
    left: calc(50% - 500px);
    transform-origin: calc(50% + 400px);
    animation: moveInCircle 40s linear infinite;
}

/* 🟠 Arancione scuro */
.g4 {
    background: radial-gradient(circle at center, rgba(255, 99, 49, 0.6) 0, rgba(255, 99, 49, 0) 50%);
    width: 80%;
    height: 80%;
    top: 10%;
    left: 10%;
    transform-origin: calc(50% - 200px);
    animation: moveHorizontal 40s ease infinite;
    opacity: 0.7;
}

/* 🔵 Blu intenso */
.g5 {
    background: radial-gradient(circle at center, rgba(67, 142, 249, 0.6) 0, rgba(67, 142, 249, 0) 50%);
    width: 160%;
    height: 160%;
    top: calc(50% - 80%);
    left: calc(50% - 80%);
    transform-origin: calc(50% - 800px) calc(50% + 200px);
    animation: moveInCircle 20s ease infinite;
}

/* Interattivo */
.interactive {
    background: radial-gradient(circle at center, rgba(67, 142, 249, 0.5) 0, rgba(67, 142, 249, 0) 50%);
    width: 100%;
    height: 100%;
    top: -50%;
    left: -50%;
    opacity: 0.6;
}

@keyframes moveInCircle {
    0% {
        transform: rotate(0deg);
    }
    50% {
        transform: rotate(180deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

@keyframes moveVertical {
    0% {
        transform: translateY(-50%);
    }
    50% {
        transform: translateY(50%);
    }
    100% {
        transform: translateY(-50%);
    }
}

@keyframes moveHorizontal {
    0% {
        transform: translateX(-50%) translateY(-10%);
    }
    50% {
        transform: translateX(50%) translateY(10%);
    }
    100% {
        transform: translateX(-50%) translateY(-10%);
    }
}