:root {
  color-scheme: light dark;
  --background: #f6f6f4;
  --surface: #ffffff;
  --text: #171717;
  --muted: #777773;
  --border: #deded9;
  --accent: #256f58;
  --error: #b42318;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
  color: var(--text);
  background: var(--background);
}

main {
  width: min(42rem, calc(100% - 2rem));
  padding: 4rem 0;
}

header {
  margin-bottom: 1.25rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.9rem;
  font-weight: 700;
}

header span {
  color: var(--accent);
}

.input-wrap {
  position: relative;
}

input {
  width: 100%;
  padding: 1rem 3.25rem 1rem 1rem;
  border: 1px solid var(--border);
  border-radius: 0.7rem;
  outline: none;
  color: var(--text);
  background: var(--surface);
  font: inherit;
  font-size: 1rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 16%, transparent);
}

input:disabled {
  cursor: wait;
  opacity: 0.6;
}

kbd {
  position: absolute;
  top: 50%;
  right: 0.8rem;
  min-width: 1.7rem;
  padding: 0.18rem 0.38rem;
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: 0.3rem;
  color: var(--muted);
  background: var(--background);
  font-family: inherit;
  font-size: 0.75rem;
  text-align: center;
  transform: translateY(-50%);
}

#status {
  min-height: 1.1rem;
  margin: 0.65rem 0 0;
  color: var(--muted);
  font-size: 0.75rem;
}

#status.error {
  color: var(--error);
}

#result {
  margin-top: 2.5rem;
}

h1 {
  margin: 0 0 1.25rem;
  font-size: clamp(1.75rem, 6vw, 2.75rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
  overflow-wrap: anywhere;
}

dl {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr));
  gap: 1px;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 0.7rem;
  background: var(--border);
}

dl > div {
  min-width: 0;
  padding: 0.9rem 1rem;
  background: var(--surface);
}

dt {
  margin-bottom: 0.25rem;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

dd {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
  overflow-wrap: anywhere;
}

.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;
}

[hidden] {
  display: none !important;
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: #121412;
    --surface: #1b1e1b;
    --text: #eeeeea;
    --muted: #969b96;
    --border: #343834;
    --accent: #77bfa7;
    --error: #ff8a80;
  }

  input {
    box-shadow: none;
  }
}