@font-face {
  font-family: "Besley";
  src: url("fonts/besley.woff2") format("woff2");
  font-weight: 400 900;
  font-display: swap;
}
@font-face {
  font-family: "Atkinson Hyperlegible";
  src: url("fonts/atkinson-400.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Atkinson Hyperlegible";
  src: url("fonts/atkinson-700.woff2") format("woff2");
  font-weight: 700;
  font-display: swap;
}

:root {
  --paper: #f2f4fc;
  --ink: #151a45;
  --ink-soft: #474e7d;
  --carbon: #1b2a8a;
  --carbon-deep: #142170;
  --tint: #9aa7f4;
  --mist: #ced4f2;
  --marker: #ffe14d;
  --alarm: #a80f2a;
  --display: "Besley", "Rockwell", "Roboto Slab", Georgia, serif;
  --text: "Atkinson Hyperlegible", "Helvetica Neue", Arial, sans-serif;
  --log: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --gutter: clamp(16px, 4.5vw, 64px);
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.55 var(--text);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
  min-height: 100vh;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

a { color: inherit; text-underline-offset: 0.18em; }

:focus-visible {
  outline: 3px solid var(--marker);
  outline-offset: 2px;
  box-shadow: 0 0 0 5px var(--ink);
}

/* Your device */

.you {
  padding: var(--gutter);
  padding-top: clamp(20px, 3vw, 36px);
  min-width: 0;
}

.wordmark {
  margin: 0 0 clamp(36px, 9vh, 96px);
  font: 700 1.25rem/1 var(--display);
}

body.has-results .wordmark { margin-bottom: 28px; }
body.has-results .intro { display: none; }

h1 {
  margin: 0;
  max-width: 13em;
  font: 500 clamp(2.25rem, 5vw, 4rem)/1.06 var(--display);
  letter-spacing: -0.015em;
}

.lede {
  margin: 1.1rem 0 0;
  max-width: 34em;
  font-size: 1.1875rem;
  line-height: 1.5;
  color: var(--ink-soft);
}

.ask {
  display: flex;
  gap: 12px;
  align-items: stretch;
  margin-top: clamp(28px, 5vh, 48px);
}

.ask input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 0.55rem 0.1rem;
  border: 0;
  border-bottom: 3px solid var(--ink);
  border-radius: 0;
  background: transparent;
  color: var(--ink);
  font: 500 clamp(1.125rem, 1.7vw, 1.375rem)/1.3 var(--display);
  appearance: none;
}

.ask input:focus { outline: none; }
.ask input:focus-visible { outline: none; box-shadow: 0 5px 0 var(--marker); }
.ask input::placeholder { color: var(--ink-soft); opacity: 1; }
.ask input::-webkit-search-cancel-button { appearance: none; }

.ask button {
  flex: none;
  padding: 0 1.2rem;
  min-height: 48px;
  border: 0;
  border-radius: 3px;
  background: var(--ink);
  color: var(--paper);
  font: 700 1rem/1 var(--text);
  cursor: pointer;
}

.ask button:hover { background: var(--carbon); }
.ask button:disabled { background: var(--ink-soft); cursor: progress; }

.examples {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 14px;
  margin-top: 14px;
  color: var(--ink-soft);
}

.examples-label { margin-right: -4px; padding: 3px 0; }

.example {
  padding: 3px 0;
  border: 0;
  background: none;
  color: var(--ink);
  font: inherit;
  text-decoration: underline;
  text-decoration-color: var(--tint);
  text-underline-offset: 0.18em;
  cursor: pointer;
}

.example:hover { text-decoration-color: var(--ink); }

.status {
  min-height: 1.55em;
  margin: 20px 0 0;
  color: var(--ink-soft);
}

.status.error { color: var(--alarm); font-weight: 700; }

.jump { display: none; margin: 6px 0 0; }

.meter {
  height: 4px;
  margin-top: 8px;
  max-width: 28em;
  background: var(--mist);
}

.meter-fill {
  width: 0;
  height: 100%;
  background: var(--carbon);
}

.start {
  margin-top: 12px;
  padding: 0.7rem 1.1rem;
  border: 2px solid var(--ink);
  border-radius: 3px;
  background: none;
  color: var(--ink);
  font: 700 1rem/1 var(--text);
  cursor: pointer;
}

.results { margin-top: 28px; }

.results ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.hit { padding: 0 0 26px; max-width: 42em; }

.hit h3 {
  margin: 0 0 0.3rem;
  font: 600 1.25rem/1.25 var(--display);
}

.hit p { margin: 0; }

.hit .passage.short {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  overflow: hidden;
}

.more {
  padding: 2px 0;
  border: 0;
  background: none;
  color: var(--ink-soft);
  font: inherit;
  font-size: 0.9375rem;
  text-decoration: underline;
  text-underline-offset: 0.18em;
  cursor: pointer;
}

.hit .source {
  margin-top: 0.35rem;
  font-size: 0.9375rem;
  color: var(--ink-soft);
}

.note {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--ink-soft);
}

.explain { margin-top: clamp(48px, 9vh, 88px); max-width: 40em; }

.explain h2 {
  margin: 2.2rem 0 0.7rem;
  font: 600 1.375rem/1.25 var(--display);
}

.explain h2:first-child { margin-top: 0; }
.explain p { margin: 0 0 0.8rem; }

.steps {
  margin: 0;
  padding-left: 1.5rem;
}

.steps li { margin-bottom: 0.6rem; padding-left: 0.2rem; }
.steps li::marker { font-family: var(--display); font-weight: 600; }

.mode-note { color: var(--ink-soft); overflow-wrap: anywhere; }
.colophon { margin-top: 1.6rem; font-size: 0.9375rem; color: var(--ink-soft); }

/* The server */

.server {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  padding: clamp(20px, 3vw, 36px) var(--gutter) var(--gutter);
  background: var(--carbon);
  color: var(--paper);
  min-width: 0;
}

.server :focus-visible { box-shadow: 0 0 0 5px var(--carbon-deep); }

.server h2 {
  margin: 0 0 18px;
  font: 700 1.25rem/1 var(--display);
}

.server h3 {
  margin: 26px 0 10px;
  font: 600 1.0625rem/1.3 var(--display);
}

.envelope {
  position: relative;
  margin: 0;
}

#pattern {
  display: block;
  width: 100%;
  height: clamp(170px, 34vh, 340px);
  background: var(--carbon-deep);
}

.pattern-empty {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: clamp(170px, 34vh, 340px);
  margin: 0;
  display: grid;
  place-items: center;
  padding: 1rem;
  text-align: center;
  color: var(--mist);
  font: 500 1.0625rem/1.4 var(--display);
}

figcaption {
  min-height: 1.45em;
  margin-top: 8px;
  font-size: 0.9375rem;
  line-height: 1.45;
  color: var(--mist);
}

.ledger { margin: 18px 0 0; }

.ledger > div {
  display: grid;
  grid-template-columns: 7.2em minmax(0, 1fr);
  gap: 0 12px;
  padding: 6px 0;
}

.ledger dt { color: var(--mist); }
.ledger dd { margin: 0; }

.log-name {
  margin: 12px 0 4px;
  font-size: 0.9375rem;
  color: var(--mist);
}

.log {
  margin: 0;
  padding: 9px 11px;
  overflow-x: auto;
  background: var(--carbon-deep);
  font: 400 0.8125rem/1.55 var(--log);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.log mark {
  background: var(--marker);
  color: var(--ink);
  padding: 0 1px;
}

.log mark:empty { padding: 0; }

@media (max-width: 900px) {
  .split { display: block; }
  .server { position: static; height: auto; overflow: visible; padding: 28px var(--gutter); }
  #pattern, .pattern-empty { height: 180px; }
  .ask { flex-wrap: wrap; }
  .ask input { flex-basis: 100%; }
  .ask button { width: 100%; }
  .wordmark { margin-bottom: 32px; }
  body.has-results .jump { display: block; }
}

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}