:root {
    --seasonal-z: 70;
}

.seasonal-layer {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: var(--seasonal-z);
}

.seasonal-hidden {
    display: none !important;
}

/* Snow */
#seasonal-snow-canvas {
    width: 100%;
    height: 100%;
    opacity: 0.85;
}

/* Confetti / Petals */
#seasonal-confetti-canvas,
#seasonal-petals-canvas {
    width: 100%;
    height: 100%;
    opacity: 0.9;
}

/* Halloween corners */
.seasonal-corner {
    position: fixed;
    width: 140px;
    height: 140px;
    pointer-events: none;
    z-index: var(--seasonal-z);
    opacity: 0.9;
}

.seasonal-corner.top-left {
    top: 8px;
    left: 8px;
}

.seasonal-corner.top-right {
    top: 8px;
    right: 8px;
    transform: scaleX(-1);
}

.seasonal-halloween-icon {
    position: absolute;
    font-size: 42px;
    filter: drop-shadow(0 6px 10px rgba(0, 0, 0, 0.35));
    will-change: transform;
}

.seasonal-halloween-icon.pumpkin {
    left: 10px;
    top: 10px;
}

.seasonal-halloween-icon.bat {
    right: 12px;
    top: 18px;
    font-size: 36px;
}

.seasonal-event-icon {
    position: absolute;
    font-size: 40px;
    filter: drop-shadow(0 6px 10px rgba(0, 0, 0, 0.35));
    will-change: transform;
}

.seasonal-event-icon.primary {
    left: 10px;
    top: 10px;
}

.seasonal-event-icon.secondary {
    right: 12px;
    top: 18px;
    font-size: 34px;
}

@keyframes seasonal-float {
    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-8px);
    }

    100% {
        transform: translateY(0);
    }
}

@keyframes seasonal-flap {
    0% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-6px) rotate(-6deg);
    }

    100% {
        transform: translateY(0) rotate(0deg);
    }
}

.seasonal-halloween-icon.pumpkin {
    animation: seasonal-float 3.6s ease-in-out infinite;
}

.seasonal-halloween-icon.bat {
    animation: seasonal-flap 2.4s ease-in-out infinite;
}

.seasonal-event-icon.primary {
    animation: seasonal-float 3.6s ease-in-out infinite;
}

.seasonal-event-icon.secondary {
    animation: seasonal-flap 2.8s ease-in-out infinite;
}

@media (max-width: 767px) {
    .seasonal-corner {
        width: 110px;
        height: 110px;
    }

    .seasonal-halloween-icon {
        font-size: 36px;
    }

    .seasonal-halloween-icon.bat {
        font-size: 30px;
    }

    .seasonal-event-icon {
        font-size: 34px;
    }

    .seasonal-event-icon.secondary {
        font-size: 28px;
    }
}

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

    #seasonal-confetti-canvas,
    #seasonal-petals-canvas {
        display: none;
    }

    .seasonal-halloween-icon {
        animation: none !important;
    }
}