:root {
    --paper: #f2eddf;
    --paper-light: #faf7ed;
    --ink: #242820;
    --moss: #596449;
    --rust: #a24c2f;
    --acid: var(--rust);
    --rule: rgba(68, 78, 59, 0.22);
    --grid: rgba(68, 78, 59, 0.08);
    --shell: 960px;
    --wide: 1320px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-snap-type: y proximity;
    scrollbar-color: var(--rust) var(--paper);
    scrollbar-width: thin;
}

*::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

*::-webkit-scrollbar-track {
    border-left: 1px solid var(--moss);
    background: var(--paper);
}

*::-webkit-scrollbar-thumb {
    min-height: 48px;
    border: 1px solid var(--moss);
    border-radius: 0;
    background: var(--rust);
    box-shadow: inset 0 0 0 3px var(--paper);
}

*::-webkit-scrollbar-thumb:hover {
    background: var(--moss);
}

*::-webkit-scrollbar-corner {
    border: 1px solid var(--moss);
    background: var(--paper);
}

body {
    margin: 0;
    background-color: var(--paper);
    background-image:
        linear-gradient(var(--grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 18px 18px;
    color: var(--ink);
    font-family: Arial, Helvetica, sans-serif;
}

a {
    color: inherit;
}

.shell,
.shell-wide {
    width: min(calc(100% - 48px), var(--shell));
    margin-inline: auto;
}

.shell-wide {
    max-width: var(--wide);
}

.ribbon {
    position: fixed;
    z-index: 20;
    top: 12px;
    left: 50%;
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--moss);
    background: var(--moss);
    box-shadow: 4px 4px 0 rgba(36, 40, 32, 0.16);
    transform: translateX(-50%);
    transition: opacity 220ms ease;
}

.ribbon.is-scrolled {
    opacity: 0.58;
}

.ribbon.is-scrolled:hover,
.ribbon.is-scrolled:focus-within {
    opacity: 1;
}

.ribbon.over-maker,
.ribbon.over-maker:hover,
.ribbon.over-maker:focus-within {
    opacity: 0;
    pointer-events: none;
}

.ribbon a,
.ribbon span {
    padding: 0.55rem 0.8rem;
    color: var(--paper);
    font-family: "Courier New", Courier, monospace;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-decoration: none;
    text-transform: uppercase;
    white-space: nowrap;
}

.ribbon span {
    cursor: default;
}

.ribbon > * + * {
    border-left: 1px solid rgba(242, 237, 223, 0.35);
}

.ribbon > a:not(.ribbon-home):hover,
.ribbon > a:not(.ribbon-home):focus-visible {
    background: var(--rust);
    color: var(--paper-light);
    outline: none;
}

.ribbon-home {
    background: var(--paper);
    color: var(--ink) !important;
    transition: background-color 140ms ease, color 140ms ease;
}

.ribbon-home:hover,
.ribbon-home:focus-visible {
    background: var(--rust);
    color: var(--paper-light) !important;
    outline: none;
}

.ribbon-home .brand-dot {
    color: var(--rust);
    transition: color 140ms ease;
}

.ribbon-home:hover .brand-dot,
.ribbon-home:focus-visible .brand-dot {
    color: var(--paper-light);
}

.ribbon-home:focus-visible {
    box-shadow: inset 0 0 0 2px var(--paper-light);
}

.brand-dot {
    color: var(--rust);
}

.meta,
.hero-art figcaption,
.contents {
    font-family: "Courier New", Courier, monospace;
    font-size: 0.68rem;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.article-header {
    padding-block: clamp(80px, 13vw, 180px) clamp(52px, 8vw, 100px);
}

h1,
h2,
p {
    margin-top: 0;
}

h1 {
    max-width: 920px;
    margin-bottom: clamp(48px, 8vw, 90px);
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(3.4rem, 8.2vw, 7.6rem);
    font-weight: 400;
    letter-spacing: -0.065em;
    line-height: 0.9;
}

.article-intro {
    display: grid;
    grid-template-columns: 1.35fr 1fr;
    gap: clamp(40px, 8vw, 100px);
    align-items: end;
}

.lede {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(1.35rem, 2.3vw, 2rem);
    line-height: 1.3;
}

.meta {
    margin: 0;
    border-top: 1px solid var(--ink);
}

.meta div {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--rule);
}

.meta dt {
    font-weight: 700;
}

.meta dd {
    margin: 0;
}

.hero-art {
    margin-bottom: clamp(80px, 12vw, 160px);
}

.chemigram {
    position: relative;
    min-height: min(70vw, 760px);
    overflow: hidden;
    border: 1px solid var(--ink);
    background:
        radial-gradient(circle at 18% 24%, var(--acid) 0 3%, transparent 3.4%),
        radial-gradient(ellipse at 23% 30%, transparent 0 9%, var(--ink) 9.2% 10%, transparent 10.2%),
        radial-gradient(ellipse at 68% 43%, var(--paper-light) 0 7%, transparent 7.3%),
        radial-gradient(ellipse at 64% 48%, transparent 0 16%, var(--acid) 16.2% 18%, transparent 18.3%),
        radial-gradient(circle at 48% 76%, var(--ink) 0 4%, transparent 4.3%),
        repeating-radial-gradient(ellipse at 70% 45%, var(--ink) 0 2px, transparent 3px 14px),
        linear-gradient(127deg, transparent 0 31%, var(--ink) 31.2% 33%, transparent 33.2% 62%, var(--acid) 62.2% 65%, transparent 65.2%),
        var(--paper-light);
}

.chemigram::before,
.chemigram::after {
    position: absolute;
    border: 1px solid var(--ink);
    border-radius: 50%;
    content: "";
}

.chemigram::before {
    top: -12%;
    left: 6%;
    width: 52%;
    aspect-ratio: 1;
    box-shadow:
        30px 36px 0 -28px var(--acid),
        75px 112px 0 -12px var(--ink),
        168px 64px 0 -34px var(--acid);
}

.chemigram::after {
    right: -8%;
    bottom: -22%;
    width: 60%;
    aspect-ratio: 1;
    border-width: 34px;
    border-color: var(--ink) var(--acid) var(--ink) transparent;
    transform: rotate(24deg);
}

.hero-art figcaption {
    max-width: 600px;
    margin-top: 12px;
    line-height: 1.55;
}

.article-body {
    display: grid;
    grid-template-columns: 180px minmax(0, 620px);
    gap: clamp(48px, 9vw, 120px);
    align-items: start;
    padding-bottom: clamp(100px, 16vw, 200px);
}

.contents {
    position: sticky;
    top: 24px;
    border-top: 1px solid var(--ink);
}

.contents > p {
    margin: 0;
    padding: 12px 0;
    border-bottom: 1px solid var(--ink);
    font-weight: 700;
}

.contents ol {
    margin: 0;
    padding: 14px 0 0 2.2em;
    line-height: 1.7;
}

.prose {
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(1.1rem, 1.8vw, 1.28rem);
    line-height: 1.7;
}

.prose p {
    margin-bottom: 1.5em;
}

.dropcap::first-letter {
    float: left;
    margin: 0.08em 0.12em 0 0;
    color: var(--ink);
    font-size: 4.6em;
    line-height: 0.72;
}

.prose h2,
.maker-heading h2 {
    margin: 3.2em 0 0.7em;
    font-family: Arial, Helvetica, sans-serif;
    font-size: clamp(2rem, 4vw, 3.7rem);
    letter-spacing: -0.055em;
    line-height: 0.95;
}

.prose blockquote {
    margin: 3.5em 0;
    padding: 28px 0 28px 32px;
    border-left: 12px solid var(--acid);
    font-size: clamp(1.55rem, 3vw, 2.5rem);
    line-height: 1.18;
}

.prose blockquote p {
    margin: 0;
}

.maker-section {
    position: relative;
    padding-block: clamp(80px, 12vw, 150px) 0;
    border-top: 1px solid var(--ink);
    background: var(--moss);
    color: var(--paper-light);
}

.maker-heading {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 32px;
    align-items: end;
    margin-bottom: 46px;
}

.maker-heading h2 {
    margin: 0;
}

.maker-heading > p:last-child {
    margin: 0;
    font-family: "Courier New", Courier, monospace;
    font-size: 0.72rem;
    line-height: 1.5;
    text-transform: uppercase;
}

.maker-frame {
    position: sticky;
    top: 0;
    width: 100%;
    max-width: none;
    height: 100vh;
    height: 100dvh;
    min-height: 0;
    margin-inline: 0;
    border-block: 1px solid var(--paper-light);
    background: var(--paper);
    scroll-snap-align: start;
    scroll-snap-stop: always;
}

.maker-frame iframe {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
}

.maker-mobile-note {
    display: none;
}

@media (max-width: 900px), (hover: none), (pointer: coarse) {
    .maker-section {
        padding: 64px 14px;
    }

    .maker-heading,
    .maker-frame {
        display: none;
    }

    .maker-mobile-note {
        display: block;
        width: min(100%, 560px);
        margin: 0 auto;
        padding: 28px;
        border: 1px solid var(--paper-light);
        color: var(--paper-light);
        font: 700 0.78rem/1.6 "Courier New", Courier, monospace;
        letter-spacing: 0.08em;
        text-align: center;
        text-transform: uppercase;
    }
}

@media (max-width: 760px) {
    .shell,
    .shell-wide {
        width: min(calc(100% - 28px), var(--shell));
    }

    .article-intro,
    .article-body,
    .maker-heading {
        grid-template-columns: 1fr;
    }

    .article-body {
        gap: 52px;
    }

    .contents {
        position: static;
    }

    .chemigram {
        min-height: 58vh;
    }

}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}