:root {
  color-scheme: dark;
  font-family: system-ui, sans-serif;
  background: #141812;
  color: #f0f4eb;
  font-synthesis: none;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 32px 20px;
}

main { width: min(100%, 740px); }

.brand {
  color: #d9f779;
  font-weight: 700;
  margin: 0 0 14px;
}

h1 {
  font-size: clamp(2rem, 7vw, 4rem);
  line-height: 1.06;
  letter-spacing: -.05em;
  margin: 0;
}

.description, #status, small { color: #b9c1b3; }
.description, #status { line-height: 1.5; }
.description { margin: 14px 0 0; }

.results {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 32px 0 24px;
}

.results div {
  background: #1e251b;
  border: 1px solid #333e2f;
  border-radius: 14px;
  padding: 18px;
}

dt { font-size: .88rem; }

dd {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 4px 7px;
  margin: 8px 0 0;
  font-size: clamp(1.65rem, 5vw, 2.6rem);
  font-weight: 650;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.04em;
}

small { font-size: .8rem; letter-spacing: normal; }

.controls { display: flex; align-items: center; flex-wrap: wrap; gap: 12px 18px; }
#status { font-size: .875rem; margin: 0; }

button {
  border: 0;
  border-radius: 9px;
  background: #d9f779;
  color: #182014;
  font: inherit;
  font-weight: 750;
  padding: 12px 20px;
  cursor: pointer;
}

button:hover { background: #e7ff9c; }
button:focus-visible { outline: 2px solid white; outline-offset: 4px; }
button:disabled { opacity: .55; cursor: default; }

@media (max-width: 550px) {
  .results { grid-template-columns: 1fr; gap: 8px; margin-top: 24px; }
  .results div { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
  dd { margin: 0; }
}