:root {
  color-scheme: light dark;
  --edge: color-mix(in srgb, currentColor 20%, transparent);
}

body {
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
  max-width: 60rem;
  font-family: system-ui, sans-serif;
  line-height: 1.6;
}

body.dragging {
  outline: 3px dashed currentColor;
  outline-offset: -0.75rem;
}

h1 {
  margin-bottom: 0.25rem;
  font-size: 1.6rem;
}

h2 {
  margin-bottom: 0.25rem;
  font-size: 1.05rem;
}

header p,
#notes p,
.source p {
  color: color-mix(in srgb, currentColor 70%, transparent);
}

#sources {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  margin: 1.5rem 0;
}

.source {
  padding: 0.75rem 1rem 1rem;
  border: 1px solid var(--edge);
  border-radius: 0.5rem;
}

.source label {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.9rem;
}

button {
  padding: 0.35rem 0.9rem;
  font: inherit;
  border: 1px solid var(--edge);
  border-radius: 0.3rem;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

button:disabled {
  opacity: 0.45;
  cursor: default;
}

#error {
  padding: 0.6rem 0.9rem;
  border: 1px solid currentColor;
  border-radius: 0.3rem;
  color: #b00020;
}

@media (prefers-color-scheme: dark) {
  #error {
    color: #ff8a80;
  }
}

#output {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  align-items: start;
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--edge);
  background: #111;
  image-rendering: pixelated;
}

#picture button {
  margin: 0.75rem 0.5rem 0 0;
}

dl {
  display: grid;
  gap: 0.15rem 1rem;
  grid-template-columns: max-content 1fr;
  margin: 0;
}

dt {
  color: color-mix(in srgb, currentColor 65%, transparent);
}

dd {
  margin: 0;
  font-variant-numeric: tabular-nums;
}

#log {
  margin: 1rem 0 0;
  padding: 0.5rem 0.75rem;
  max-height: 12rem;
  overflow-y: auto;
  list-style: none;
  border: 1px solid var(--edge);
  border-radius: 0.3rem;
  font-size: 0.85rem;
  font-family: ui-monospace, monospace;
}

#log:empty {
  display: none;
}

#notes {
  margin-top: 2.5rem;
}

footer {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--edge);
  font-size: 0.85rem;
}