/* ============================================
   Neon Background Entities v2 - Optimized
   ============================================ */

.neon-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
    /* Create a new stacking context to isolate repaints */
    transform: translateZ(0);
}

.neon-blob {
    position: absolute;
    border-radius: 50%;
    /* Reduced blur for performance. High blur + animation = lag */
    filter: blur(45px);
    opacity: 0.45;
    will-change: transform;
    /* Hardware acceleration hint */
    transform: translateZ(0);
}

/* --- Large Entities --- */

.neon-blob.blob-1 {
    top: -10%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--primary-500), transparent 70%);
    animation: driftLarge 45s infinite ease-in-out alternate;
}

.neon-blob.blob-2 {
    bottom: -10%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--secondary-500), transparent 70%);
    animation: driftLargeReverse 50s infinite ease-in-out alternate;
}

.neon-blob.blob-3 {
    top: 40%;
    left: 30%;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, #ec4899, transparent 70%);
    /* Pink */
    animation: driftCircular 40s infinite linear;
    opacity: 0.3;
}

/* --- Small Entities (New) --- */

.neon-blob.blob-4 {
    top: 20%;
    right: 30%;
    width: 150px;
    height: 150px;
    background: #10b981;
    /* Emerald */
    filter: blur(30px);
    /* Reduced blur */
    opacity: 0.6;
    animation: floatRandom 35s infinite ease-in-out;
}

.neon-blob.blob-5 {
    bottom: 30%;
    left: 20%;
    width: 100px;
    height: 100px;
    background: #f59e0b;
    /* Amber */
    filter: blur(25px);
    /* Reduced blur */
    opacity: 0.5;
    animation: floatRandomReverse 38s infinite ease-in-out;
}

/* --- Varied Animations (Optimized with translate3d) --- */

@keyframes driftLarge {
    0% {
        transform: translate3d(0, 0, 0) scale(1);
    }

    33% {
        transform: translate3d(15vw, 10vh, 0) scale(1.1);
    }

    66% {
        transform: translate3d(-5vw, 20vh, 0) scale(0.9);
    }

    100% {
        transform: translate3d(10vw, -5vh, 0) scale(1);
    }
}

@keyframes driftLargeReverse {
    0% {
        transform: translate3d(0, 0, 0) scale(1);
    }

    33% {
        transform: translate3d(-15vw, -10vh, 0) scale(1.1);
    }

    66% {
        transform: translate3d(5vw, -20vh, 0) scale(0.9);
    }

    100% {
        transform: translate3d(-10vw, 5vh, 0) scale(1);
    }
}

@keyframes driftCircular {
    0% {
        transform: rotate(0deg) translate3d(150px, 0, 0) rotate(0deg);
    }

    100% {
        transform: rotate(360deg) translate3d(150px, 0, 0) rotate(-360deg);
    }
}

@keyframes floatRandom {
    0% {
        transform: translate3d(0, 0, 0);
    }

    25% {
        transform: translate3d(200px, -100px, 0);
    }

    50% {
        transform: translate3d(100px, 100px, 0);
    }

    75% {
        transform: translate3d(-100px, 50px, 0);
    }

    100% {
        transform: translate3d(0, 0, 0);
    }
}

@keyframes floatRandomReverse {
    0% {
        transform: translate3d(0, 0, 0);
    }

    25% {
        transform: translate3d(-150px, 80px, 0);
    }

    50% {
        transform: translate3d(-50px, -120px, 0);
    }

    75% {
        transform: translate3d(80px, -40px, 0);
    }

    100% {
        transform: translate3d(0, 0, 0);
    }
}

/* Ensure content sits above the background */
.feed-content {
    position: relative;
    z-index: 1;
}