/* Base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    min-height: 100vh;
    overflow: hidden;
}

/* Star animation backgrounds */
.stars-1,
.stars-2,
.stars-3 {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, #fff, rgba(0,0,0,0)),
        radial-gradient(2px 2px at 40px 70px, #fff, rgba(0,0,0,0)),
        radial-gradient(2px 2px at 50px 160px, #fff, rgba(0,0,0,0)),
        radial-gradient(2px 2px at 90px 40px, #fff, rgba(0,0,0,0)),
        radial-gradient(2px 2px at 130px 80px, #fff, rgba(0,0,0,0));
    background-repeat: repeat;
    background-size: 200px 200px;
    opacity: 0;
    animation: stars-animation 8s infinite;
}

.stars-2 {
    background-position: 50px 50px;
    animation-delay: 1s;
}

.stars-3 {
    background-position: -50px -50px;
    animation-delay: 2s;
}

@keyframes stars-animation {
    0% {
        opacity: 0;
        transform: translateY(0);
    }
    50% {
        opacity: 0.5;
    }
    100% {
        opacity: 0;
        transform: translateY(-200px);
    }
}

/* Loading spinner animation */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.animate-spin {
    animation: spin 1s linear infinite;
}