.page {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-size: 400% 400%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow: hidden;
    box-sizing: border-box;
    position: relative;
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

#particleCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}