body {
    /* Same painted nebula map used by the game's universe-background material. */
    background-color: #030613;
    background-image:
        linear-gradient(180deg, #03061315, #03061335),
        url("./images/game-space-background.webp");
}

body::before {
    background:
        url("./images/space-stars.svg") center / cover no-repeat,
        linear-gradient(180deg, #03061315, transparent 30%, transparent 70%, #03061350);
}

/* The wordmark now stands alone; no space is reserved for the old emblem. */
.brand-wordmark {
    display: block;
    width: clamp(120px, 14vw, 158px);
    height: auto;
}

.hero-logo-stack {
    --wordmark-offset: 0px;
    margin-bottom: 18px;
}

.hero-wordmark {
    transform: none;
}

/* Decorative atmosphere stays behind content and never receives pointer input. */
.meteor-field {
    --meteor-travel: max(95vw, 90vh);
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
    contain: strict;
}

.meteor {
    position: absolute;
    top: -12vh;
    left: var(--meteor-start);
    width: clamp(80px, 12vw, 170px);
    height: 2px;
    border-radius: 100%;
    opacity: 0;
    background: linear-gradient(90deg, transparent, #bbedff24 45%, #bbedffaa);
    transform-origin: right center;
    animation: meteor-fall var(--meteor-period) linear infinite;
    animation-delay: var(--meteor-delay);
}

.meteor::after {
    content: "";
    position: absolute;
    right: -1px;
    top: -1px;
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: #bbedff;
    box-shadow: 0 0 5px #bbedff60;
}

.meteor:nth-child(1) {
    --meteor-start: 28vw;
    --meteor-period: 19s;
    --meteor-delay: -2s;
}

.meteor:nth-child(2) {
    --meteor-start: 64vw;
    --meteor-period: 23s;
    --meteor-delay: -10s;
}

.meteor:nth-child(3) {
    --meteor-start: 106vw;
    --meteor-period: 21s;
    --meteor-delay: -5s;
}

.meteor:nth-child(4) {
    --meteor-start: 133vw;
    --meteor-period: 29s;
    --meteor-delay: -17s;
}

.meteor:nth-child(5) {
    --meteor-start: 84vw;
    --meteor-period: 31s;
    --meteor-delay: -23s;
}

@keyframes meteor-fall {
    0% {
        opacity: 0;
        transform: translate3d(0, 0, 0) rotate(135deg);
    }
    3%, 25% {
        opacity: 0.55;
    }
    36%, 100% {
        opacity: 0;
        transform: translate3d(calc(-1 * var(--meteor-travel)), var(--meteor-travel), 0) rotate(135deg);
    }
}

@media (max-width: 680px) {
    body {
        background-position: 25% center;
    }

    .hero-logo-stack {
        margin: 0 auto 14px;
    }

    .meteor:nth-child(n + 4) {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .meteor-field {
        display: none;
    }
}