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

html {
    background: var(--darker);
    scroll-behavior: smooth;
    transition: background 0.3s ease;
}

body {
    font-family: "Oxanium", sans-serif;
    background: transparent;
    color: var(--text);
    overflow-x: hidden;
    position: relative;
    transition: background 0.3s ease, color 0.3s ease;
}

a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.skip-link {
    position: fixed;
    top: 16px;
    left: 16px;
    z-index: 1000;
    padding: 10px 14px;
    background: var(--darker);
    border: 2px solid var(--primary);
    color: var(--primary);
    font-family: "Press Start 2P", monospace;
    font-size: 10px;
    text-decoration: none;
    transform: translateY(calc(-100% - 24px));
    transition: transform 0.2s ease;
}

.skip-link:focus {
    transform: translateY(0);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: transparent;
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 50px 50px;
    background-position: 0 0, 0 0;
    background-repeat: repeat;
    animation: gridMove 20s linear infinite;
    pointer-events: none;
    z-index: -1;
}

.scanlines::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        transparent 50%,
        var(--scanline) 50%
    );
    background-size: 100% 4px;
    pointer-events: none;
    z-index: 999;
    animation: scanline 8s linear infinite;
}

main {
    display: block;
}