@font-face {
  font-family: "Plex Sans";
  src: url("fonts/plex-sans.woff2") format("woff2");
  font-weight: 100 700;
  font-display: swap;
}
@font-face {
  font-family: "Plex Mono";
  src: url("fonts/plex-mono-400.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Plex Mono";
  src: url("fonts/plex-mono-500.woff2") format("woff2");
  font-weight: 500;
  font-display: swap;
}

:root {
  color-scheme: light;

  /* greys and white */
  --bg: #fafafa;
  --surface: #f0f0f0;
  --line: #e0e0e0;
  --muted: #595959;

  /* coal */
  --coal: #141414;
  --coal-text: #e8e8e8;
  --coal-muted: #8c8c8c;

  /* fire */
  --fire-red: #dc2626;
  --fire-orange: #ea580c;
  --fire-amber: #f59e0b;
  --flame: #f97316; /* orange that reads well on coal */
  --ember: #c2410c; /* orange that reads well on light grey */

  --radius: 6px;
  --sans: "Plex Sans", system-ui, sans-serif;
  --mono: "Plex Mono", ui-monospace, Menlo, monospace;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--coal);
  font: 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}

/* thin ember strip across the top */
body::before {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--fire-red), var(--fire-orange), var(--fire-amber));
}

a {
  color: inherit;
  text-decoration-color: var(--ember);
  text-underline-offset: 4px;
}

code,
pre {
  font-family: var(--mono);
  font-size: 0.9em;
}

h1,
h2 {
  font-weight: 600;
  letter-spacing: -0.02em;
}

.wrap {
  width: min(1080px, 100% - 32px);
  margin-inline: auto;
}

/* nav */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font: 500 15px var(--mono);
  text-decoration: none;
}

.nav nav {
  display: flex;
  gap: 24px;
  font-size: 15px;
}

.nav nav a {
  color: var(--muted);
  text-decoration: none;
}

.nav nav a:hover {
  color: var(--ember);
}

/* hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 56px;
  align-items: center;
  padding: 72px 0 96px;
}

h1 {
  font-size: clamp(2.2rem, 4.2vw, 3rem);
  line-height: 1.08;
  margin: 0 0 20px;
}

/* one sentence per line */
h1 span {
  display: block;
}

.lede {
  color: var(--muted);
  font-size: 1.125rem;
  max-width: 40ch;
  margin: 0 0 32px;
}

.lede code,
.block :not(pre) > code {
  color: var(--coal);
  white-space: nowrap; /* keep --port in one piece */
}

.install {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  max-width: 340px;
  padding: 6px 6px 6px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
}

.install code::before {
  content: "$ ";
  color: var(--muted);
}

button {
  font: inherit;
  cursor: pointer;
}

/* coal button that catches fire on hover */
#copy {
  border: 0;
  border-radius: 4px;
  padding: 8px 14px;
  background: var(--coal);
  color: #ffffff;
  font-size: 14px;
  font-weight: 500;
  transition: background-color 0.2s ease, transform 0.15s ease;
}

#copy:hover {
  background: var(--fire-red);
}

#copy:active {
  transform: scale(0.97);
}

.secondary {
  display: inline-block;
  margin-top: 20px;
  color: var(--muted);
  font-size: 15px;
}

.secondary:hover {
  color: var(--coal);
}

/* terminal */
.term {
  position: relative;
  padding: 20px 22px 44px;
  border-radius: var(--radius);
  background: var(--coal);
  color: var(--coal-text);
  font: 13.5px/1.75 var(--mono);
}

.line {
  display: block;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.cmd::before {
  content: "$ ";
  color: var(--fire-amber);
}

.tag {
  color: var(--flame);
}

/* hidden until the replay shows them, only when js runs */
.js .line {
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.js .line.shown {
  opacity: 1;
  transform: none;
}

#replay {
  position: absolute;
  right: 14px;
  bottom: 10px;
  border: 0;
  background: none;
  color: var(--coal-muted);
  font: 13px var(--mono);
  text-decoration: underline;
  text-decoration-color: var(--flame);
  text-underline-offset: 3px;
  visibility: hidden;
}

#replay:hover {
  color: var(--coal-text);
}

#replay.visible {
  visibility: visible;
}

/* sections */
.block {
  padding: 72px 0;
  border-top: 1px solid var(--line);
}

.block h2 {
  font-size: 1.75rem;
  margin: 0 0 12px;
}

.intro {
  color: var(--muted);
  margin: 0;
}

.commands {
  display: grid;
  gap: 18px;
  margin: 32px 0 0;
}

.commands > div {
  display: grid;
  grid-template-columns: minmax(0, 11fr) minmax(0, 9fr);
  gap: 32px;
  align-items: center;
}

.commands dt code {
  display: block;
  padding: 10px 14px;
  border-radius: var(--radius);
  background: var(--surface);
  white-space: nowrap;
  overflow-x: auto;
}

.commands dd {
  margin: 0;
  color: var(--muted);
}

.flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin: 28px 0 36px;
  padding: 16px 20px;
  border-radius: var(--radius);
  background: var(--surface);
  font: 14px var(--mono);
}

.arrow {
  color: var(--fire-red);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 48px;
  align-items: start;
}

.split p {
  margin: 0 0 16px;
  max-width: 52ch;
}

figure {
  margin: 0;
}

figure pre {
  margin: 0;
  padding: 16px 18px;
  border-radius: var(--radius);
  background: var(--coal);
  color: var(--coal-text);
  overflow-x: auto;
  line-height: 1.7;
}

figure pre .tag {
  color: var(--flame);
}

figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
}

.table-wrap {
  margin-top: 40px;
  overflow-x: auto;
}

.options {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

.options th {
  text-align: left;
  font-weight: 500;
  color: var(--muted);
  padding: 0 24px 10px 0;
}

.options td {
  padding: 12px 24px 12px 0;
  border-top: 1px solid var(--line);
  vertical-align: top;
}

.handles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 48px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.handles li {
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

/* footer */
.foot {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 32px 0 48px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

/* phones */
@media (max-width: 820px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 40px;
    padding: 40px 0 64px;
  }

  .commands > div,
  .split,
  .handles {
    grid-template-columns: minmax(0, 1fr);
  }

  .commands > div {
    gap: 8px;
  }

  .split {
    gap: 24px;
  }

  .nav nav {
    gap: 16px;
  }

  .block {
    padding: 56px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .js .line {
    opacity: 1;
    transform: none;
    transition: none;
  }

  #replay {
    display: none;
  }
}