/* malevich — the site. Paper, ink, and terminal plates.
   The webfonts are self-hosted (OFL). See fonts/OFL.txt. */

@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/source-serif-4-400.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Source Serif 4";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/source-serif-4-400-italic.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Source Serif 4";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/source-serif-4-600.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "Source Serif 4";
  font-style: italic;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/source-serif-4-600-italic.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-400.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-400-italic.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/ibm-plex-mono-500.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --paper: #e9ebe5;
  --paper-2: #dfe2db;
  --paper-3: #d3d7cf;
  --ink: #131714;
  --ink-2: #4f5751;
  --ink-3: #7c847e;
  --rule: rgba(19, 23, 20, 0.14);
  --rule-strong: rgba(19, 23, 20, 0.5);
  --red: #c8321f;
  --link: #1e4d44;
  --term: #0b0e0c;
  --term-ink: #d3d9d1;
  --term-rule: rgba(211, 217, 209, 0.14);
  --code-bg: rgba(19, 23, 20, 0.055);
  --focus: #c8321f;
  --serif: "Source Serif 4", "Iowan Old Style", Palatino, Georgia, serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --top: 3.4rem;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #151815;
    --paper-2: #1b1f1c;
    --paper-3: #262b27;
    --ink: #e3e6e0;
    --ink-2: #a3aba5;
    --ink-3: #78807a;
    --rule: rgba(227, 230, 224, 0.14);
    --rule-strong: rgba(227, 230, 224, 0.55);
    --red: #e3543f;
    --link: #8fcbbd;
    --term: #070908;
    --code-bg: rgba(255, 255, 255, 0.06);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --paper: #151815;
  --paper-2: #1b1f1c;
  --paper-3: #262b27;
  --ink: #e3e6e0;
  --ink-2: #a3aba5;
  --ink-3: #78807a;
  --rule: rgba(227, 230, 224, 0.14);
  --rule-strong: rgba(227, 230, 224, 0.55);
  --red: #e3543f;
  --link: #8fcbbd;
  --term: #070908;
  --code-bg: rgba(255, 255, 255, 0.06);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
  color: var(--ink);
  scroll-padding-top: calc(var(--top) + 1rem);
}

body {
  margin: 0;
  font-family: var(--serif);
  font-optical-sizing: auto;
  font-size: 1.06rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--link);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--red);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: -100vw;
  top: 0.5rem;
  background: var(--ink);
  color: var(--paper);
  padding: 0.4rem 0.8rem;
  z-index: 100;
}

.skip:focus {
  left: 0.5rem;
}

code,
pre,
kbd,
samp {
  font-family: var(--mono);
  font-variant-ligatures: none;
}

code {
  font-size: 0.86em;
  background: var(--code-bg);
  padding: 0.05em 0.3em;
  border-radius: 3px;
}

pre code {
  background: none;
  padding: 0;
  font-size: inherit;
}

/* Masthead */

.top {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 1rem 1.4rem;
  height: var(--top);
  padding: 0 1.25rem;
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-style: italic;
  font-weight: 600;
  font-size: 1.28rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
  flex: 0 0 auto;
}

.brand:hover {
  color: var(--ink);
}

.brand .square {
  display: inline-block;
  width: 0.78em;
  height: 0.78em;
  background: var(--ink);
  transform: rotate(-4deg);
  transition: background 0.2s ease, transform 0.3s ease;
}

.brand:hover .square {
  background: var(--red);
  transform: rotate(4deg);
}

.nav-toggle {
  display: none;
  appearance: none;
  background: none;
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
  font: inherit;
  font-family: var(--mono);
  font-size: 0.72rem;
  padding: 0.28rem 0.8rem;
  color: var(--ink);
  cursor: pointer;
}

.primary {
  display: flex;
  gap: 1rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  flex: 0 0 auto;
}

.primary a {
  text-decoration: none;
  color: var(--ink-2);
}

.primary a:hover {
  color: var(--ink);
}

.primary a[aria-current="true"] {
  color: var(--ink);
  box-shadow: inset 0 -2px 0 var(--red);
}

.search {
  position: relative;
  flex: 1 1 14rem;
  max-width: 24rem;
}

.search input {
  width: 100%;
  font: inherit;
  font-family: var(--mono);
  font-size: 0.78rem;
  padding: 0.38rem 0.75rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  background: var(--paper-2);
  color: var(--ink);
}

.search input::placeholder {
  color: var(--ink-3);
}

.results {
  position: absolute;
  top: calc(100% + 0.4rem);
  left: 0;
  right: 0;
  max-height: 24rem;
  overflow: auto;
  background: var(--paper);
  border: 1px solid var(--rule-strong);
  border-radius: 6px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
  padding: 0.3rem;
}

.results a {
  display: block;
  padding: 0.45rem 0.6rem;
  border-radius: 4px;
  text-decoration: none;
  color: var(--ink);
  line-height: 1.35;
}

.results a:hover,
.results a[aria-selected="true"] {
  background: var(--paper-2);
}

.results a .where {
  display: block;
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--ink-3);
}

.results a .snippet {
  display: block;
  font-size: 0.88rem;
  color: var(--ink-2);
}

.results .empty {
  margin: 0;
  padding: 0.5rem 0.6rem;
  font-style: italic;
  color: var(--ink-2);
}

.links {
  margin-left: auto;
  display: flex;
  gap: 1.1rem;
  font-family: var(--mono);
  font-size: 0.72rem;
}

.links a {
  text-decoration: none;
  color: var(--ink-2);
}

.links a:hover {
  color: var(--red);
}

/* Shell */

.shell {
  display: grid;
  grid-template-columns: 16rem minmax(0, 1fr);
  min-height: calc(100vh - var(--top));
  min-width: 0;
}

.sidebar {
  position: sticky;
  top: var(--top);
  align-self: start;
  height: calc(100vh - var(--top));
  overflow-y: auto;
  padding: 1.5rem 1.25rem 3rem;
  border-right: 1px solid var(--rule);
  font-size: 0.93rem;
}

.sidebar h2 {
  margin: 1.3rem 0 0.35rem;
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.68rem;
  letter-spacing: 0.02em;
  color: var(--ink-3);
}

.sidebar section:first-child h2 {
  margin-top: 0;
}

.sidebar ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar li a {
  display: block;
  padding: 0.18rem 0.55rem;
  margin-left: -0.55rem;
  border-radius: 4px;
  color: var(--ink-2);
  text-decoration: none;
  line-height: 1.35;
}

.sidebar li a:hover {
  color: var(--ink);
  background: var(--paper-2);
}

.sidebar li a[aria-current="page"],
.sidebar li a[aria-current="true"] {
  color: var(--ink);
  font-weight: 600;
  background: var(--paper-2);
  box-shadow: inset 3px 0 0 var(--red);
}

main {
  display: grid;
  grid-template-columns: minmax(0, 46rem) 13rem;
  gap: 3rem;
  justify-content: start;
  padding: 2.2rem 3rem 4rem;
  min-width: 0;
}

article {
  min-width: 0;
  max-width: 100%;
}

.toc {
  position: sticky;
  top: calc(var(--top) + 2rem);
  align-self: start;
  font-size: 0.84rem;
  line-height: 1.4;
}

.toc h2 {
  margin: 0 0 0.5rem;
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.66rem;
  color: var(--ink-3);
}

.toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--rule);
}

.toc li a {
  display: block;
  padding: 0.18rem 0 0.18rem 0.8rem;
  color: var(--ink-2);
  text-decoration: none;
  border-left: 2px solid transparent;
  margin-left: -1px;
}

.toc li a:hover {
  color: var(--ink);
}

.toc li a[aria-current="true"] {
  color: var(--ink);
  border-left-color: var(--red);
}

/* Article typography */

.page-head {
  margin-bottom: 2rem;
}

.kicker {
  margin: 0 0 0.4rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--ink-3);
}

h1 {
  margin: 0 0 0.7rem;
  font-size: clamp(2.1rem, 4.2vw, 2.9rem);
  font-weight: 600;
  font-style: italic;
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.standfirst {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.45;
  color: var(--ink-2);
  max-width: 34em;
}

h2 {
  margin: 2.6rem 0 0.8rem;
  font-size: 1.62rem;
  font-weight: 600;
  font-style: italic;
  line-height: 1.15;
  letter-spacing: -0.015em;
  position: relative;
}

h3 {
  margin: 2rem 0 0.6rem;
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.25;
}

h4 {
  margin: 1.5rem 0 0.4rem;
  font-size: 1.02rem;
  font-weight: 600;
}

h2 .anchor,
h3 .anchor,
h4 .anchor {
  margin-left: 0.45em;
  font-family: var(--mono);
  font-style: normal;
  font-weight: 400;
  font-size: 0.72em;
  color: var(--ink-3);
  text-decoration: none;
  opacity: 0;
  transition: opacity 0.15s ease;
}

h2:hover .anchor,
h3:hover .anchor,
h4:hover .anchor,
.anchor:focus-visible {
  opacity: 1;
}

p,
ul,
ol {
  margin: 0 0 1.05rem;
}

article > ul,
article > ol,
.example ul {
  padding-left: 1.35rem;
}

li {
  margin-bottom: 0.3rem;
}

li > p {
  margin-bottom: 0.4rem;
}

blockquote {
  margin: 1.4rem 0;
  padding: 0.2rem 0 0.2rem 1.1rem;
  border-left: 3px solid var(--red);
  color: var(--ink-2);
  font-style: italic;
}

blockquote em,
blockquote code {
  font-style: normal;
}

hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 2.4rem 0;
}

strong {
  font-weight: 600;
}

table {
  border-collapse: collapse;
  width: 100%;
  margin: 1.2rem 0 1.6rem;
  font-size: 0.93rem;
  line-height: 1.4;
}

th,
td {
  text-align: left;
  vertical-align: top;
  padding: 0.5rem 0.7rem 0.5rem 0;
  border-bottom: 1px solid var(--rule);
}

th {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.7rem;
  color: var(--ink-3);
  border-bottom-color: var(--rule-strong);
}

td[align="right"],
th[align="right"] {
  text-align: right;
}

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

article > p > img,
article > picture img {
  display: block;
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35);
}

/* Code blocks */

.code {
  position: relative;
  margin: 1.1rem 0 1.4rem;
  background: var(--code-bg);
  border-radius: 6px;
  min-width: 0;
  max-width: 100%;
}

.code pre {
  margin: 0;
  padding: 0.85rem 1rem;
  overflow-x: auto;
  font-size: 0.8rem;
  line-height: 1.55;
  tab-size: 4;
}

.code[data-lang]:not([data-lang=""])::before {
  content: attr(data-lang);
  position: absolute;
  top: 0.35rem;
  right: 0.7rem;
  font-family: var(--mono);
  font-size: 0.62rem;
  color: var(--ink-3);
  pointer-events: none;
}

.code .copy {
  position: absolute;
  top: 0.3rem;
  right: 0.55rem;
  appearance: none;
  border: 0;
  background: var(--paper);
  color: var(--ink-2);
  font-family: var(--mono);
  font-size: 0.62rem;
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.code:hover .copy,
.code .copy:focus-visible {
  opacity: 1;
}

.code:hover::before {
  opacity: 0;
}

.code .k { color: #8a1f5c; }
.code .s { color: #1e5f37; }
.code .c { color: var(--ink-3); font-style: italic; }
.code .n { color: #8a4b00; }
.code .t { color: #1f3f8a; }
.code .m { color: #7a2f00; }
.code .a { color: #5c5f2a; }
.code .l { color: #8a4b00; }
.code .f { color: var(--ink); }
.code .p { color: var(--red); }

:root[data-theme="dark"] .code .k { color: #e59fc9; }
:root[data-theme="dark"] .code .s { color: #9ed6ae; }
:root[data-theme="dark"] .code .n { color: #f0c27a; }
:root[data-theme="dark"] .code .t { color: #9fbdf5; }
:root[data-theme="dark"] .code .m { color: #f5a26c; }
:root[data-theme="dark"] .code .a { color: #cfd08b; }
:root[data-theme="dark"] .code .l { color: #f0c27a; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .code .k { color: #e59fc9; }
  :root:not([data-theme="light"]) .code .s { color: #9ed6ae; }
  :root:not([data-theme="light"]) .code .n { color: #f0c27a; }
  :root:not([data-theme="light"]) .code .t { color: #9fbdf5; }
  :root:not([data-theme="light"]) .code .m { color: #f5a26c; }
  :root:not([data-theme="light"]) .code .a { color: #cfd08b; }
  :root:not([data-theme="light"]) .code .l { color: #f0c27a; }
}

/* Plates: every chart on the site */

figure.plate {
  margin: 1.4rem 0 1.9rem;
  min-width: 0;
  max-width: 100%;
}

figure.plate .term,
pre.term {
  margin: 0;
  padding: 0.85rem 1rem;
  overflow-x: auto;
  max-width: 100%;
  background: var(--term);
  color: var(--term-ink);
  border-radius: 8px;
  font-size: 0.78rem;
  line-height: 1.22;
  white-space: pre;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35);
}

figure.plate svg.card {
  display: block;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35);
  font-family: var(--mono) !important;
}

figure.plate.light svg.card {
  box-shadow: 0 0 0 1px var(--rule-strong);
}

figcaption {
  margin: 0.65rem 0 0;
  font-size: 0.92rem;
  font-style: italic;
  line-height: 1.45;
  color: var(--ink-2);
  max-width: 46em;
}

figcaption code {
  font-style: normal;
}

.plate-number {
  font-style: normal;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--ink-3);
  margin-right: 0.35rem;
}

details.source {
  margin-top: 0.5rem;
}

details.source summary {
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-2);
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

details.source summary::-webkit-details-marker {
  display: none;
}

details.source summary::before {
  content: "";
  width: 0.55em;
  height: 0.55em;
  background: var(--ink-3);
  transition: transform 0.2s ease, background 0.2s ease;
}

details.source[open] summary::before {
  transform: rotate(45deg);
  background: var(--red);
}

details.source summary:hover {
  color: var(--ink);
}

details.source .code {
  margin-top: 0.6rem;
}

.ladder,
.sizes,
.pair {
  display: grid;
  gap: 1rem;
}

.pair {
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  align-items: start;
}

.rung-label {
  margin: 0 0 0.35rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--ink-2);
}

.html-card pre {
  margin: 0;
  border-radius: 8px;
  overflow-x: auto;
}

.explorer-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.6rem;
  margin: 0 0 0.8rem;
  font-family: var(--mono);
  font-size: 0.72rem;
}

.explorer-controls fieldset {
  border: 0;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 0.7rem;
}

.explorer-controls legend {
  padding: 0;
  margin-bottom: 0.2rem;
  color: var(--ink-3);
}

.explorer-controls label {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  cursor: pointer;
}

.explorer-controls input[type="radio"] {
  accent-color: var(--red);
  margin: 0;
}

.explorer-controls .slider {
  gap: 0.6rem;
}

.explorer-controls input[type="range"] {
  accent-color: var(--red);
  width: 12rem;
}

.readout {
  margin: 0.45rem 0 0;
  font-size: 0.92rem;
  font-style: italic;
  color: var(--ink-2);
}

/* Gallery */

.gallery-bar {
  position: sticky;
  top: var(--top);
  z-index: 6;
  margin: 0 0 1.6rem;
  padding: 0.75rem 0 0.55rem;
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
}

html:has(.gallery-bar) {
  scroll-padding-top: calc(var(--top) + 7.5rem);
}

.gallery-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.gallery-switch button {
  appearance: none;
  font: inherit;
  font-family: var(--mono);
  font-size: 0.72rem;
  padding: 0.28rem 0.75rem;
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}

.gallery-switch button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.gallery-index ol {
  list-style: none;
  padding: 0;
  margin: 0.6rem 0 0.15rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.2rem;
  font-size: 0.95rem;
}

.gallery-index a {
  color: var(--ink-2);
  text-decoration: none;
}

.gallery-index a:hover {
  color: var(--ink);
}

.gallery-index a[aria-current="true"] {
  color: var(--ink);
  box-shadow: inset 0 -2px 0 var(--red);
}

.card-set {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  gap: 0.45rem;
  background: var(--term);
  border-radius: 8px;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  min-width: 0;
  max-width: 100%;
}

.card-set svg.card {
  border-radius: 0;
  box-shadow: none;
}

.view-pipe {
  display: none;
}

body.gallery-pipes .view-card {
  display: none;
}

body.gallery-pipes .view-pipe {
  display: block;
}

body.gallery-pipes code.view-pipe {
  display: inline;
}

.gallery-index li span {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--ink-3);
}

.section-intro {
  font-style: italic;
  color: var(--ink-2);
}

.example {
  margin: 1.8rem 0 2.6rem;
  padding-top: 0.4rem;
}

.example h3 {
  margin-top: 0;
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.95rem;
}

.example h3 a {
  color: var(--ink);
  text-decoration: none;
}

.example h3 a:hover {
  color: var(--red);
}

.example h3 a::before {
  content: "█ ";
  color: var(--red);
}

.source-doc {
  font-size: 0.95rem;
  color: var(--ink-2);
  margin: 0.6rem 0;
}

.source-link {
  font-family: var(--mono);
  font-size: 0.7rem;
}

/* The in-browser plates */

.figures figure {
  margin: 0 0 3rem;
}

.figures .plate-live {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--term);
  color: var(--term-ink);
  border-radius: 8px;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35);
  touch-action: none;
  overflow: hidden;
}

.figures .pane {
  min-width: 0;
  min-height: 12rem;
  display: flex;
  flex-direction: column;
}

.figures .pane + .pane {
  border-left: 1px solid var(--term-rule);
}

.figures .pane .label {
  margin: 0;
  padding: 0.55rem 0.85rem 0;
  font-style: italic;
  font-size: 0.78rem;
  color: rgba(211, 217, 209, 0.55);
}

.figures .chart {
  margin: 0;
  padding: 0.45rem 0.85rem 0.85rem;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 10.5px;
  line-height: 1.14;
  white-space: pre;
}

.figures .pane img {
  display: block;
  max-width: calc(100% - 1.4rem);
  height: auto;
  margin: auto 0.7rem 0.85rem;
}

.status {
  color: var(--ink-2);
  font-style: italic;
}

.status.error {
  color: var(--red);
  font-style: normal;
}

.instrument {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.55rem 1.25rem;
  margin-top: 0.85rem;
  font-family: var(--mono);
  font-size: 0.7rem;
}

.instrument .sizes {
  display: flex;
  gap: 0.9rem;
}

.instrument button,
.tabs button {
  appearance: none;
  background: transparent;
  border: 0;
  border-bottom: 1px solid transparent;
  margin: 0;
  padding: 0.2rem 0;
  font: inherit;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--ink-2);
  cursor: pointer;
}

.instrument button[aria-pressed="true"],
.instrument button:hover,
.tabs button[aria-selected="true"] {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.instrument .hint {
  margin: 0;
  color: var(--ink-3);
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.9rem;
}

.listing {
  margin-top: 1rem;
  border-top: 1px solid var(--rule);
}

.tabs {
  display: flex;
  gap: 1.1rem;
  margin: 0.3rem 0 0.2rem;
}

.listing pre {
  margin: 0;
  padding: 0.45rem 0 0.2rem;
  overflow-x: auto;
  font-size: 0.76rem;
  line-height: 1.5;
  white-space: pre-wrap;
}

.listing pre[hidden] {
  display: none;
}

.engine-note {
  font-size: 0.9rem;
  color: var(--ink-2);
}

/* Home */

body.home .shell {
  grid-template-columns: minmax(0, 1fr);
}

body.home .sidebar {
  display: none;
}

body.home .nav-toggle {
  display: none;
}

body.home main {
  grid-template-columns: minmax(0, 1fr);
  max-width: 72rem;
  margin: 0 auto;
  padding: 2.5rem 3rem 4rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: 3rem;
  align-items: center;
  margin: 1rem 0 3.5rem;
  min-width: 0;
}

.hero-text,
.tiles,
.tile,
.doors > section,
.shots,
.name {
  min-width: 0;
  max-width: 100%;
}

.hero h1 {
  font-size: clamp(2.6rem, 5.2vw, 4rem);
  max-width: 12ch;
  margin-bottom: 1.1rem;
}

.hero .lede {
  font-size: 1.2rem;
  line-height: 1.5;
  max-width: 30em;
  color: var(--ink-2);
  margin-bottom: 1.4rem;
}

.hero figure.plate {
  margin: 0;
}

.install {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0 0 1rem;
}

.install .code {
  margin: 0;
  flex: 1 1 14rem;
}

.install .code pre {
  padding: 0.6rem 0.9rem;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 999px;
  padding: 0.45rem 1rem;
  margin: 0.4rem 0.6rem 0 0;
}

.cta:hover {
  background: var(--ink);
  color: var(--paper);
}

.cta.red {
  border-color: var(--red);
  color: var(--red);
}

.cta.red:hover {
  background: var(--red);
  color: #fff;
}

.cta.solid {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.cta.solid:hover {
  background: var(--red);
  border-color: var(--red);
  color: #fff;
}

.trust {
  margin: 0.15rem 0 0.9rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-2);
}

.trust code {
  font-size: inherit;
  background: none;
  padding: 0;
}

.hero .code {
  margin: 0 0 0.85rem;
}

.hero .code pre {
  padding: 0.6rem 0.9rem;
}

.shots {
  display: grid;
  gap: 1rem;
  margin: 0 0 0.55rem;
}

.shots img,
.name + p img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35);
}

.shot-caption {
  margin: 0 0 2.4rem;
  font-style: italic;
  font-size: 0.95rem;
  color: var(--ink-2);
}

.doors {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 1.8rem 2rem;
  align-items: start;
  margin: 1rem 0 2.6rem;
}

.doors > section > h3 {
  margin-top: 0;
  font-style: italic;
}

.doors figure.plate {
  margin: 0.8rem 0 1rem;
}

.tasks {
  margin: 0.2rem 0 1.2rem;
  padding: 0;
  list-style: none;
}

.tasks li {
  position: relative;
  margin: 0.5rem 0;
  padding-left: 1.15rem;
}

.tasks li::before {
  content: "█";
  position: absolute;
  left: 0;
  top: 0.22em;
  color: var(--red);
  font-size: 0.68em;
}

.name {
  display: grid;
  grid-template-columns: 14rem minmax(0, 1fr);
  gap: 1.6rem 2.2rem;
  align-items: center;
  margin: 1.4rem 0 1.8rem;
}

.black-square {
  width: 14rem;
  aspect-ratio: 1;
  background: var(--ink);
}

.name p {
  margin: 0;
  font-size: 1.08rem;
}

.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(19rem, 1fr));
  gap: 1.6rem 2.2rem;
  margin: 2rem 0 3rem;
}

.tile figure.plate {
  margin: 0 0 0.6rem;
}

.tile h3 {
  margin: 0.2rem 0 0.35rem;
  font-style: italic;
}

.tile p {
  margin: 0;
  font-size: 0.97rem;
  color: var(--ink-2);
}

.manifesto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 1.6rem 2.4rem;
  margin: 1rem 0 3rem;
  padding: 2rem 0;
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--rule);
}

.manifesto h3 {
  margin: 0 0 0.4rem;
  font-style: italic;
  font-size: 1.25rem;
}

.manifesto p {
  margin: 0;
  color: var(--ink-2);
  font-size: 0.98rem;
}

.map {
  columns: 2;
  column-gap: 3rem;
  margin: 1rem 0 2rem;
}

.map section {
  break-inside: avoid;
  margin-bottom: 1.4rem;
}

.map h3 {
  margin: 0 0 0.4rem;
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.7rem;
  color: var(--ink-3);
}

.map ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.map li {
  margin-bottom: 0.35rem;
  line-height: 1.35;
}

.map li span {
  display: block;
  font-size: 0.88rem;
  color: var(--ink-2);
}

.two-up {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  gap: 1.4rem 2rem;
  align-items: start;
}

.two-up figure.plate {
  margin-top: 0;
}

.aside-note {
  font-size: 0.95rem;
  color: var(--ink-2);
  border-top: 1px solid var(--rule);
  padding-top: 0.6rem;
}

.rule {
  margin: 1.6rem 0;
  padding: 1rem 1.2rem;
  border: 1px solid var(--rule-strong);
  border-radius: 6px;
}

.rule p:last-child {
  margin-bottom: 0;
}

.rule .kicker {
  color: var(--red);
}

.pager {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin: 3.5rem 0 1rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--rule);
}

.pager a {
  text-decoration: none;
  color: var(--ink);
  max-width: 45%;
  line-height: 1.3;
}

.pager a span {
  display: block;
  font-family: var(--mono);
  font-size: 0.66rem;
  color: var(--ink-3);
  margin-bottom: 0.2rem;
}

.pager .next {
  text-align: right;
  margin-left: auto;
}

.pager a:hover {
  color: var(--red);
}

.edit {
  font-family: var(--mono);
  font-size: 0.68rem;
}

.site-foot {
  border-top: 1px solid var(--rule);
  padding: 1.4rem 1.25rem 2.5rem;
  font-size: 0.88rem;
  color: var(--ink-2);
  max-width: 48rem;
}

.site-foot p {
  margin: 0 0 0.4rem;
}

/* Playground */

.playground {
  display: grid;
  grid-template-columns: minmax(0, 18rem) minmax(0, 1fr);
  gap: 1.5rem 2rem;
  align-items: start;
}

.playground .controls {
  display: grid;
  gap: 0.8rem;
  font-family: var(--mono);
  font-size: 0.74rem;
}

.playground label {
  display: grid;
  gap: 0.25rem;
  color: var(--ink-2);
}

.playground input[type="text"],
.playground select,
.playground textarea {
  font: inherit;
  font-family: var(--mono);
  font-size: 0.78rem;
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--rule-strong);
  border-radius: 4px;
  background: var(--paper-2);
  color: var(--ink);
  width: 100%;
}

.playground textarea {
  min-height: 11rem;
  resize: vertical;
  line-height: 1.4;
}

.playground .row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
}

.playground .output figure.plate {
  margin-top: 0;
}

.playground .presets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.playground .presets button {
  appearance: none;
  font: inherit;
  font-family: var(--mono);
  font-size: 0.7rem;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
}

.playground .presets button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.playground .samples {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.8rem;
}

.playground .samples button {
  appearance: none;
  border: 0;
  background: none;
  font: inherit;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--link);
  text-decoration: underline;
  cursor: pointer;
  padding: 0;
}

.playground .error {
  color: var(--red);
  font-family: var(--mono);
  font-size: 0.74rem;
  white-space: pre-wrap;
}

/* Responsive.
   Narrow the sidebar before the on-page list goes, so a laptop still has both. */

@media (max-width: 1320px) {
  .shell {
    grid-template-columns: 13rem minmax(0, 1fr);
  }

  .sidebar {
    padding: 1.2rem 0.75rem 3rem;
    font-size: 0.88rem;
  }

  main {
    grid-template-columns: minmax(0, 46rem) 11.5rem;
    gap: 1.6rem;
    padding: 2rem 1.6rem 4rem;
  }
}

@media (max-width: 1100px) {
  .top {
    flex-wrap: wrap;
    height: auto;
    padding: 0.6rem 1rem;
    gap: 0.55rem 1rem;
  }

  .brand {
    order: 0;
  }

  .nav-toggle {
    order: 1;
  }

  .primary {
    order: 2;
  }

  .links {
    order: 3;
    margin-left: auto;
  }

  .search {
    order: 4;
    flex-basis: 100%;
    max-width: none;
  }
}

@media (max-width: 1080px) {
  main {
    grid-template-columns: minmax(0, 46rem);
  }

  .toc {
    display: none;
  }
}

@media (max-width: 900px) {
  .nav-toggle {
    display: inline-block;
  }

  .shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .sidebar {
    display: none;
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .sidebar.open {
    display: block;
  }

  main,
  body.home main {
    padding: 1.6rem 1rem 3rem;
  }

  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.6rem;
  }

  .name {
    grid-template-columns: minmax(0, 1fr);
  }

  .black-square {
    width: 8rem;
  }

  .map {
    columns: 1;
  }

  .playground {
    grid-template-columns: minmax(0, 1fr);
  }

  .figures .plate-live {
    grid-template-columns: 1fr;
  }

  .figures .pane + .pane {
    border-left: 0;
    border-top: 1px solid var(--term-rule);
  }
}

@media (max-width: 480px) {
  body {
    font-size: 1rem;
  }

  /* Plates keep their size and scroll sideways. Shrinking the face
     makes a quadrant chart unreadably small. */

  .code pre {
    font-size: 0.74rem;
  }

  .primary,
  .links {
    flex-basis: 100%;
    margin-left: 0;
  }

  .links {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

/* Playground: the live editor's number inputs and inline checkboxes */

.playground input[type="number"] {
  font: inherit;
  font-family: var(--mono);
  font-size: 0.78rem;
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--rule-strong);
  border-radius: 4px;
  background: var(--paper-2);
  color: var(--ink);
  width: 100%;
}

.playground label.check {
  grid-auto-flow: column;
  justify-content: start;
  align-items: center;
  gap: 0.45rem;
}

.playground input[type="checkbox"] {
  accent-color: var(--red);
  margin: 0;
}