:root {
  color-scheme: light;
  --bg: #e9e9e2;
  --fg: #16161d;
  --muted: #5c5c57;
  --border: #d0d0c6;
  --accent: #980002;
  --accent-fg: #ffffff;
  --card-bg: #f4f4ee;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 1.5rem;
  max-width: 960px;
  margin-inline: auto;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.5;
}

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

.subtitle {
  color: var(--muted);
  font-size: 0.9rem;
}

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

.controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin: 1.5rem 0 1rem;
}

.controls label {
  font-weight: 600;
}

input[type="number"] {
  width: 5rem;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card-bg);
  color: var(--fg);
}

button {
  padding: 0.5rem 1rem;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: var(--accent-fg);
  font-weight: 600;
  cursor: pointer;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

#status {
  margin: 0;
  flex-basis: 100%;
  color: var(--muted);
  font-size: 0.85rem;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.swatch {
  display: inline-block;
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.3);
}

.output {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 1.5rem;
  align-items: start;
}

@media (max-width: 700px) {
  .output {
    grid-template-columns: 1fr;
  }
}

.image-wrap,
.table-wrap {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  min-height: 4rem;
  overflow-x: auto;
}

#dungeon-image {
  max-width: 100%;
  height: auto;
  display: block;
}

table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.85rem;
}

th,
td {
  text-align: left;
  padding: 0.4rem 0.5rem;
  border-bottom: 1px solid var(--border);
}

.downloads {
  display: flex;
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.downloads button {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

footer {
  margin-top: 2rem;
  font-size: 0.85rem;
  color: var(--muted);
}