/* Snowflake Animation Overlay */

.snowflake-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    overflow: hidden;
}

.snowflake {
    position: absolute;
    top: -20px;
    color: #ffffff;
    font-size: 1.5em;
    font-weight: normal;
    font-family: 'Segoe UI Symbol', 'Apple Color Emoji', 'Noto Color Emoji', sans-serif;
    user-select: none;
    animation: fall linear forwards;
    opacity: 0.5;
    will-change: transform;
    display: block;
    line-height: 1;
    -webkit-user-select: none;
    text-shadow: 0 0 3px rgba(200, 220, 255, 0.2);
}

@keyframes fall {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.5;
    }
    90% {
        opacity: 0.5;
    }
    100% {
        transform: translateY(100vh) rotate(360deg);
        opacity: 0;
    }
}

/* Different sizes for visual variety */
.snowflake.size-small {
    font-size: 0.8em;
    opacity: 0.35;
}

.snowflake.size-medium {
    font-size: 1.2em;
    opacity: 0.45;
}

.snowflake.size-large {
    font-size: 2em;
    opacity: 0.6;
}

/* Mobile optimization - disable expensive effects */
@media (hover: none) and (pointer: coarse) {
    .snowflake {
        /* Simplify for mobile */
        opacity: 0.4;
        text-shadow: 0 0 2px rgba(150, 200, 255, 0.5);
        -webkit-font-smoothing: subpixel-antialiased;
    }
    
    .snowflake.size-small {
        opacity: 0.3;
    }
    
    .snowflake.size-medium {
        opacity: 0.4;
    }
    
    .snowflake.size-large {
        opacity: 0.55;
    }
}