.rocket {
    position: absolute;
    top: 8dvh;
    left: 26dvw;
    width: 9dvw;
    rotate: -30deg;
    height: auto;
    z-index: 1;
    animation-delay: 1s;
    animation: moverocket 2s cubic-bezier(.75, 0, .15, 1) forwards;
    user-select: none;
    overflow: hidden;
}

@keyframes moverocket {
    0% {
        transform: translateY(600px);
        opacity: 0;
    }
    25% {
        opacity: 1;
    }
    100% {
        transform: translateY(0);
    }
}

.background-circles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

svg {
    width: 100%;
    height: 100%;
    overflow: visible;
    position: absolute;
    z-index: 0;
}

circle, line {
    fill: none;
    stroke: white;
    stroke-width: 0.4; /* scale stroke relative to 0–100 box */
    stroke-dasharray: 1000;
    position: absolute;
    opacity: 0.8;
}

circle:nth-of-type(1) { r: 175; animation-delay: 0.4s; stroke-dashoffset: 250; animation: draw 0.75s linear forwards;
}
circle:nth-of-type(2) { r: 100; animation-delay: 0.2s; stroke-dashoffset: 1500; animation: draw 0.5s linear forwards;
}
circle:nth-of-type(3) { r: 30; animation-delay: 2.2s; stroke-dashoffset: 1500; animation: draw 3s linear forwards;
}
circle:nth-of-type(4) { r: 110; animation-delay: 1.0s; stroke-dashoffset: 1000; animation: draw 1.5s linear forwards;
}

line { 
    animation-delay: 0.8s; 
    stroke-dashoffset: 1250; 
    animation: draw 2s linear forwards;
}

@keyframes draw {
    to { stroke-dashoffset: 0; }
}