:root {
    color-scheme: light;
    --page-bg: #ffffff;
    --card-bg: #ffffff;
    --border-color: #000000;
    --accent: rgb(76, 112, 255);
    --max-width: 1080px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: 'Arimo', sans-serif;
    background: var(--page-bg);
    color: #111;
    line-height: 1.6;
    padding: 1rem;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.site-shell {
    max-width: var(--max-width);
    margin: 0 auto;
}

.site-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.site-logo {
    width: min(100%, 500px);
    max-width: 320px;
    object-fit: contain;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin: 0;
    font-family: Menlo, monospace;
}

.site-nav a,
.btnblue {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.15rem;
    border: 3px solid var(--accent);
    border-radius: 0;
    background: transparent;
    color: var(--accent);
    text-decoration: none;
    font-weight: 700;
    transition: transform 160ms ease, background 160ms ease, color 160ms ease;
    font-family: Menlo, monospace;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.btnblue:hover,
.btnblue:focus-visible {
    background: var(--accent);
    color: #ffffff;
    transform: translateY(-1px);
}

.section-card {
    margin-top: 1.5rem;
    padding: clamp(1rem, 2vw, 1.8rem);
    background: var(--card-bg);
    outline: 3px solid var(--border-color);
    border-radius: 0;
}

.section-card.no-bottom-padding {
    padding-bottom: 0;
}

.section-card h1,
.section-card h2 {
    margin-top: 0;
    margin-bottom: 0.85rem;
}

.section-card p {
    margin: 0 0 1.25rem;
}

.game-card {
    display: grid;
    gap: 1rem;
}

.mono {
    font-family: Menlo, monospace;
    font-size: clamp(0.85rem, 1vw, 1rem);
}

hr {
    border: none;
    border-top: 1px solid rgba(0, 0, 0, 0.16);
    margin: 1.75rem 0;
}

@media (max-width: 720px) {
    body {
        padding: 0.85rem;
    }

    .site-header {
        justify-content: center;
    }

    .section-card {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .site-nav,
    .game-card {
        width: 100%;
        flex-direction: column;
    }

    .site-nav a,
    .btnblue {
        width: 100%;
    }
}