:root {
  --fg: #1a1a1a;
  --muted: #666;
  --bg: #fff;
  --border: #d8d8d8;
  --accent: #1a1a1a;
  --row-bg: #f7f7f7;
  --button-bg: #1a1a1a;
  --button-fg: #fff;
  --hint: #888;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e8e8e8;
    --muted: #a0a0a0;
    --bg: #161616;
    --border: #333;
    --accent: #e8e8e8;
    --row-bg: #1f1f1f;
    --button-bg: #e8e8e8;
    --button-fg: #161616;
    --hint: #777;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.45;
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}

h1 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 1.25rem;
  letter-spacing: -0.01em;
}

#controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1rem;
  align-items: end;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
}

fieldset.type {
  grid-column: 1 / -1;
  border: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

fieldset.type legend {
  padding: 0;
  margin-right: 0.5rem;
  color: var(--muted);
  float: left;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.field input {
  font: inherit;
  font-size: 1rem;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.4rem 0.5rem;
  width: 100%;
}

.field .hint {
  color: var(--hint);
  font-size: 0.85em;
}

.check {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.95rem;
}

#generate {
  grid-column: 1 / -1;
  font: inherit;
  font-size: 1rem;
  font-weight: 500;
  background: var(--button-bg);
  color: var(--button-fg);
  border: none;
  border-radius: 4px;
  padding: 0.6rem 1rem;
  cursor: pointer;
  margin-top: 0.25rem;
}

#generate:hover { opacity: 0.9; }
#generate:active { opacity: 0.8; }

#actions {
  margin-top: 1rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

#results {
  margin: 1rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.row {
  background: var(--row-bg);
  border-radius: 6px;
  padding: 0.7rem 0.85rem;
}

.row .head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.row .name {
  font-weight: 600;
}

.row .num {
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  margin-right: 0.4rem;
}

.row .value {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.row .meta {
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: 0.1rem;
}

.row .extra {
  color: var(--muted);
  font-size: 0.88rem;
  margin-top: 0.15rem;
}

#total {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.exports {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.exports button {
  font: inherit;
  font-size: 0.9rem;
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.4rem 0.8rem;
  cursor: pointer;
}

.exports button:hover { background: var(--row-bg); }

#copy-status {
  color: var(--muted);
  font-size: 0.85rem;
}

/* Hide form fields that don't apply to the current mode. */
#controls[data-mode="gem"]     [data-show]:not([data-show~="gem"]),
#controls[data-mode="jewelry"] [data-show]:not([data-show~="jewelry"]),
#controls[data-mode="hoard"]   [data-show]:not([data-show~="hoard"]) {
  display: none;
}

.hoard {
  background: var(--row-bg);
  border-radius: 6px;
  padding: 0.7rem 0.85rem;
}

.hoard h2 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.4rem;
}

.hoard .section {
  margin-top: 0.65rem;
}

.hoard .section:first-of-type {
  margin-top: 0.25rem;
}

.hoard .section h3 {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin: 0 0 0.3rem;
}

.hoard .line {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-variant-numeric: tabular-nums;
  padding: 0.1rem 0;
}

.hoard .line .label { color: var(--fg); }
.hoard .line .amount { color: var(--fg); white-space: nowrap; }

.hoard .sub {
  color: var(--muted);
  font-size: 0.88rem;
  margin: 0.05rem 0 0 0.6rem;
}

.hoard .empty {
  color: var(--muted);
  font-style: italic;
}