/* Апрель: радуга после дождя (за пейзажем, крупная) */

#aprilRainbowLayer {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
    background: transparent;
}

.apr-rainbow-container {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100vw;
    height: 68vmin;
    pointer-events: none;
    opacity: 0;
    animation: aprRainbowLife 17s ease-in-out forwards;
}

@keyframes aprRainbowLife {
    0% { opacity: 0; }
    5.88% { opacity: 1; }
    94.12% { opacity: 1; }
    100% { opacity: 0; }
}

.apr-rainbow-svg {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scale(1.04);
    width: min(138vmin, 155vw);
    height: 68vmin;
    opacity: 0.92;
    filter: blur(6px) saturate(1.15);
}

.apr-rainbow-glow {
    position: absolute;
    bottom: -6vmin;
    left: 50%;
    transform: translateX(-50%) scale(1.08);
    width: min(148vmin, 165vw);
    height: 52vmin;
    background: radial-gradient(ellipse at 50% 100%,
            rgba(255, 255, 255, 0.4) 0%,
            rgba(255, 240, 230, 0.18) 35%,
            rgba(200, 230, 255, 0.08) 55%,
            transparent 75%);
    filter: blur(32px);
    opacity: 0.85;
}

.apr-rainbow-drop {
    position: absolute;
    width: 3px;
    height: 3px;
    background: rgba(180, 210, 255, 0.7);
    border-radius: 50%;
    pointer-events: none;
    animation: aprDropFall 2s ease-out forwards;
    opacity: 0;
}

@keyframes aprDropFall {
    0% { transform: translateY(0) scale(1); opacity: 0.8; }
    100% { transform: translateY(60px) scale(0.2); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
    #aprilRainbowLayer {
        display: none;
    }
}