@font-face {
    font-family: "Atkinson Hyperlegible Next";
    src: url("./fonts/AtkinsonHyperlegibleNext-VariableFont_wght.ttf") format("truetype");
}

@font-face {
    font-family: "Monaspace Radon";
    src: url("./fonts/MonaspaceRadonVarVF[wght,wdth,slnt].ttf") format("truetype");
}

@font-face {
    font-family: "Monaspace Xenon";
    src: url("./fonts/MonaspaceXenonVarVF[wght,wdth,slnt].ttf") format("truetype");
}

@font-face {
    font-family: "Monaspace Neon";
    src: url("./fonts/MonaspaceNeonVarVF[wght,wdth,slnt].ttf") format("truetype");
}

@font-face {
    font-family: "Monaspace Krypton";
    src: url("./fonts/MonaspaceKryptonVarVF[wght,wdth,slnt].ttf") format("truetype");
}

:root {
    font-family: "Atkinson Hyperlegible Next";

    --paper-bg: #d1d0d1;
    
    --fg0: #4b4b4b;
    --fg1: #616161;
    --fg2: #6b6b6b;

    --outline: #757575a8;

    --fg-term: #ffaf00;

    --link: #007173;
    --shadow-color: #17171760;
    --section-shadow: drop-shadow(0 24px 36px var(--shadow-color));

    color: var(--fg0);
}

html, body {
    margin: 0;
    width: 100%;
}

body {
    position: relative;
    min-height: 100vh;
}

#paper {
    background: url("./resources/papertile.webp");
    background-repeat: repeat;
    width: 100%;
    height: 100%;
}

#shadowmantle {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    box-shadow: 0 0 200px var(--shadow-color) inset;
    pointer-events: none;
}

code {
    font-family: "Monaspace Neon";
    background-color: var(--paper-bg);
    padding: 1px;
    border-radius: 2px;
    outline: 1px solid var(--outline);
}

dt::before {
    content: "‣ ";
    color: var(--fg1);
}

dd {
    margin-left: 1em;
    color: var(--fg2);
    font-family: "Monaspace Xenon";
    font-size: 0.85em;
}

h2, #quote {
    color: var(--fg2);
    font-family: "Monaspace Radon";
    line-height: 1.1;
    margin: 0;
}

#content {
    margin: auto;
    padding: 3vw;
    columns: 3 500px;
    max-width: 1200px;
    column-gap: 36px;
}

#content > section {
    break-inside: avoid;
    margin-bottom: 36px;
    justify-self: center;
}

nav {
    display: flex;
    align-items: center;
    height: 64px;
    margin-bottom: 24px;
    z-index: 7;
}

nav > * {
    margin: 12px;
}

nav a {
    font-size: 24px;
    text-decoration: none;
}

nav a:hover {
    text-decoration: underline;
}

#wordmark {
    max-height: 48px;
    width: auto;
}

a {
    color: var(--link);
}

.navspacer {
    flex-grow: 999;
}

footer {
    padding: 12px;
    width: calc(100vw - 24px);
    position: absolute;
    bottom: 0;
    min-height: 36px;
    text-align: center;
}

section {
    overflow: hidden;
}

section img {
    float: right;
}

.tip {
    color: var(--fg2);
    font-family: "Monaspace Xenon";
    font-size: 0.8rem;
}

.card {
    padding: 24px;
    outline: 1px solid var(--outline);
    border-radius: 36px;
    background: radial-gradient(circle at top, #e9e9e9, #d9d9d9);
    filter: var(--section-shadow);
}

.linkbutton {
    image-rendering: pixelated;
}

.terminal {
    padding: 24px;
    background: radial-gradient(#252525, #171717);
    border: 4px solid var(--outline);
    border-radius: 36px;
    color: var(--fg-term);
    font-family: "Monaspace Krypton";
    position: relative;
}

.terminal::before {
    content: "";
    display: block;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(#ffaf0020 50%, transparent 50%);
    background-size: 100% 3px;
    z-index: 2;
}