* {
    box-sizing: border-box;
    margin: 0; padding: 0;
    
}
:root {
    --spacing: 0.25rem;
    --soft: light-dark(oklch(60.325% 0.00007 271.152), oklch(70.9% 0.00008 271.152));
    --padding-top: calc(var(--spacing) * 20);
    --padding-inline: calc(var(--spacing) * 6);
    --black: oklch(14.7% 0.004 49.25);
    --white: oklch(98.5% 0.001 106.423);
    --max-width: 42rem;
    --responsive-gutter-width: calc(50% - min(var(--max-width), 100%) * 0.5);
}
body {
    background-color: light-dark(var(--white), var(--black));
    color: light-dark(var(--black), var(--white));
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    font-family: "Inter", sans-serif;
    font-size: 16px;
    line-height: 1.5;
}

header, footer {
    max-width: var(--max-width);
    width: 100%;
    padding-top: var(--padding-top);
    padding-inline: var(--padding-inline)
}

header {
    a {text-decoration: none;}
    h2 {color: var(--soft)}
}

.brand {
    display: inline-flex;
    align-items: center;
    position: relative;
}

.brand-mark {
    position: absolute;
    right: calc(100% + var(--spacing) * 5);
    top: calc(50% + .625rem);
    width: 2.5rem;
    height: 2.5rem;
    margin-top: -1.25rem;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    flex: none;
    animation: rotate-mark 8s linear infinite;
}

@media (prefers-reduced-motion: reduce) {
    .brand-mark {
        animation: none;
    }
}

@keyframes rotate-mark {
    to { transform: rotate(1turn); }
}

@media (max-width: 47rem) {
    .brand {
        flex-direction: column;
        align-items: flex-start;
        gap: calc(var(--spacing) * 3);
    }

    .brand-mark {
        position: static;
        margin-top: 0;
    }
}

footer {
    display: flex;
    justify-content: space-between;
    color: var(--soft);
    font-size: .85rem;
    padding-bottom: var(--padding-top);
    margin-top:auto;
    nav {
        display: flex; 
        gap: calc(var(--spacing) * 3);
    }
}

a {
    text-decoration: none;
    color: inherit;
    text-decoration-line: underline;
    text-decoration-thickness: 0.5;
    text-decoration-color: oklch(from var(--soft) l c h / 0.4);
    text-underline-offset: 2px;
    transition-property: text-decoration-color;
    transition-duration: .1s;
    transition-timing-function: ease-out;
    cursor: pointer;
    &:hover {
        text-decoration-color: inherit;
    }
}

h1, h2 {
    font-size: 1.125rem;
    font-weight: 400;
    small {
        white-space: nowrap;
        font-size: .9rem;
    }
}

p {
    color: var(--soft);
    margin-top: calc(var(--spacing) * 2);
    margin-bottom: calc(var(--spacing) * 16);
    text-wrap: pretty;
    &:has(+p) {
        margin-bottom: 0;
    }
}

main {
    padding-top: var(--padding-top);
    /* flex-grow: 1; */
    width: 100%;
    display: grid;
    grid-template-columns: 1fr min(var(--max-width), 100%) 1fr;
    & > * {
        grid-column: 2;
        padding-inline: var(--padding-inline)

    }
    .full-bleed {
        width: 100%;
        grid-column: 1 / -1;
        padding-inline: 0;
        position: relative;
        /* blur overlay to make the visual centre column more distinct */
        &::before, &::after {
            content: '';
            /* background-color: rgba(255, 0, 0, 0.17); */
            width: var(--responsive-gutter-width);
            height: 100%;
            display:block;
            position: fixed;
            left: 0;
            top: 0;
            z-index: 5;
        }
        &::after {
            left: unset;
            right: 0;
            top: 0;
        }
    }
    .scroll-container {
        position: relative;
        overflow-x: scroll;
        scrollbar-width: none;
        overflow-y: hidden;
            .item-container {
            padding-inline: var(--padding-inline);
            margin-inline: var(--responsive-gutter-width);
            }
    }
}

[aria-role="list"]{
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: calc(var(--spacing) * 6);
    list-style-type: none;
    overflow-x: visible;
    scrollbar-width: none;
    .example:last-child{
        padding-right: var(--padding-inline);
    }
}



nav {
    position: relative;
}

.tooltip {
    position: fixed;
    color: light-dark(var(--black), var(--white));
    background: light-dark(var(--white), var(--black));
    padding: 5px 10px;
    gap: 5px;
    display: flex;
    flex-direction: row;
    align-items: center;
    text-align: center;
    font-size: .8em;
    right: calc(24px + var(--responsive-gutter-width));
    bottom: 40px;
    z-index: 5;
    box-shadow: 0px 0px 4px 1px var(--soft);
    border-radius: 2px;
    opacity: 0;
    transform: translateX(163px);
    transition-property: opacity, transform;
    transition-duration: .3s;
    transition-timing-function: ease-out;
}

.tooltip.active {
    opacity: 100%;
    transform: translateX(0);
}