:root {
  --paper: #f2eee6;
  --ink: #2c2a26;
  --mute: #5c646c;
  --accent: #6f4a36;
  --line: #d4cec3;
  --measure: 38rem;
  --pad: clamp(1.5rem, 4vw, 3rem);
  --font-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --font-ui: "Helvetica Neue", Helvetica, "Segoe UI", system-ui, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #1c1b19;
    --ink: #e8e2d8;
    --mute: #9aa1a8;
    --accent: #c4896a;
    --line: #3a3834;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: light dark;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-serif);
  font-optical-sizing: auto;
  font-size: clamp(1.125rem, 0.3vw + 1.05rem, 1.3125rem);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.page {
  flex: 1 0 auto;
  width: min(100%, calc(var(--measure) + 2 * var(--pad)));
  margin: 0 auto;
  padding: clamp(2.5rem, 8vh, 5.5rem) var(--pad) 2rem;
}

.lede {
  margin: 0 0 2.25rem;
  max-width: var(--measure);
  font-weight: 400;
  font-size: 1.05em;
  letter-spacing: -0.01em;
}

.tldr {
  margin: 0 0 2rem;
  max-width: var(--measure);
  font-size: clamp(1.5rem, 1.2vw + 1.25rem, 1.875rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.actions {
  margin: 0 0 3rem;
}

.copy-link {
  appearance: none;
  margin: 0;
  padding: 0.7rem 1.25rem;
  border: 1px solid var(--ink);
  border-radius: 2px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-ui);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.2;
  cursor: pointer;
}

.copy-link:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--paper);
}

.copy-link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.copy-link.is-copied {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--paper);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.copy-fallback {
  margin: 1rem 0 0;
  max-width: var(--measure);
}

.copy-fallback[hidden] {
  display: none;
}

.copy-fallback label {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--mute);
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  font-weight: 500;
}

.copy-fallback input {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: transparent;
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 0.875rem;
}

.copy-fallback input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.site-footer {
  flex: 0 0 auto;
  width: min(100%, calc(var(--measure) + 2 * var(--pad)));
  margin: 0 auto;
  padding: 0 var(--pad) clamp(1.75rem, 4vh, 2.75rem);
  border-top: 1px solid transparent;
}

.site-footer p {
  margin: 0;
  max-width: var(--measure);
  color: var(--mute);
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.55;
}

.site-footer a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-underline-offset: 0.18em;
}

.site-footer a:hover {
  color: var(--accent);
  text-decoration-color: var(--accent);
}

.site-footer a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.tldr.is-typing::after {
  content: "";
  display: inline-block;
  width: 0.09em;
  height: 1em;
  margin-left: 0.1em;
  vertical-align: -0.08em;
  background: var(--ink);
  animation: caret-blink 1s steps(1) infinite;
}

.tldr.is-typing {
  min-height: 1.25em;
}

@keyframes caret-blink {
  50% {
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .tldr.is-typing::after {
    display: none;
  }
}