:root {
  color-scheme: light dark;
  --fg: #1a1a1a;
  --bg: #fbfbfa;
  --muted: #5c5c5c;
  --line: #d8d8d4;
  --accent: #14532d;
  --accent-fg: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e8e8e4;
    --bg: #141413;
    --muted: #a3a39d;
    --line: #33332f;
    --accent: #2f7d4f;
    --accent-fg: #ffffff;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding: 2rem 1rem;
}

main { width: 100%; max-width: 34rem; }

h1 { font-size: 1.75rem; margin: 0 0 .25rem; letter-spacing: -.01em; }
h2 { font-size: 1rem; margin: 0 0 .5rem; }

.lede { margin: 0 0 2rem; color: var(--muted); }

form { margin: 0 0 2.5rem; }

label { display: block; font-weight: 600; margin-bottom: .5rem; }

.row { display: flex; gap: .5rem; }

input {
  flex: 1 1 auto;
  min-width: 0;
  padding: .7rem .8rem;
  font: inherit;
  color: inherit;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: .4rem;
}

input:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

button {
  padding: .7rem 1.1rem;
  font: inherit;
  font-weight: 600;
  color: var(--accent-fg);
  background: var(--accent);
  border: 0;
  border-radius: .4rem;
  cursor: pointer;
}

button:hover { filter: brightness(1.1); }

.hint { min-height: 1.4em; margin: .6rem 0 0; color: var(--muted); font-size: .9rem; }
.hint.error { color: #b42318; }

.recent { margin: 0 0 2.5rem; }

.recent h2 { color: var(--muted); }

.recent ul {
  list-style: none;
  margin: 0 0 .75rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.chip {
  padding: .65rem 1.1rem;
  font-size: 1.05rem;
  font-weight: 600;
  color: inherit;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: .5rem;
}

.chip:hover {
  filter: none;
  border-color: var(--accent);
  color: var(--accent);
}

.linkish {
  padding: 0;
  font-size: .85rem;
  font-weight: 400;
  color: var(--muted);
  background: none;
  border: 0;
  text-decoration: underline;
  cursor: pointer;
}

.linkish:hover { filter: none; color: var(--fg); }

.info { border-top: 1px solid var(--line); padding-top: 1.5rem; }

a { color: var(--accent); }

footer {
  margin-top: 3rem;
  color: var(--muted);
  font-size: .85rem;
}

footer p { margin: 0; }