:root {
  color-scheme: dark;
  --bg: #151716;
  --panel: #20251f;
  --panel-2: #2b3128;
  --text: #f2ead7;
  --muted: #b8ac94;
  --accent: #e8b45d;
  --line: #4d5548;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, #32402e, var(--bg) 52%);
  color: var(--text);
  font: 16px/1.45 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}
.shell { width: min(1120px, calc(100% - 32px)); margin: 0 auto; padding: 36px 0 56px; }
.hero { max-width: 840px; margin-bottom: 24px; }
.eyebrow, .label, .scope { color: var(--muted); }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; }
h1 { font-size: clamp(3rem, 9vw, 6rem); line-height: .9; margin: 8px 0 14px; }
.lede { font-size: 1.15rem; max-width: 760px; }
.scope { max-width: 760px; }
.game { display: grid; grid-template-columns: minmax(360px, 1fr) minmax(300px, 420px); gap: 18px; align-items: start; }
.panel { background: color-mix(in srgb, var(--panel) 92%, black); border: 1px solid var(--line); border-radius: 22px; padding: 18px; box-shadow: 0 20px 50px #0007; }
.status-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 14px; }
.status-row div { background: var(--panel-2); border: 1px solid var(--line); border-radius: 14px; padding: 10px; }
.label { display: block; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; }
canvas { width: 100%; image-rendering: pixelated; border-radius: 12px; background: #000; border: 1px solid var(--line); }
.palette { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 12px; }
.swatch { min-height: 38px; border-radius: 10px; border: 1px solid #0008; display: grid; place-items: center; color: #fff; text-shadow: 0 1px 3px #000; font-size: .72rem; }
.carry-preview { margin-top: 12px; padding: 12px; border: 1px solid var(--line); border-radius: 14px; background: #171c16; }
.carry-preview ul { margin: 8px 0 0; padding-left: 18px; color: var(--text); }
.carry-preview li { margin: 3px 0; }
.carry-preview .muted { color: var(--muted); }
.controls h2 { margin-top: 0; }
.mark-buttons { display: grid; gap: 10px; margin: 18px 0; }
button { cursor: pointer; border: 1px solid var(--line); border-radius: 14px; background: #3c4b35; color: var(--text); padding: 12px 14px; font: inherit; transition: transform .12s ease, border-color .12s ease, background .12s ease; }
button:hover:not(:disabled) { transform: translateY(-1px); border-color: var(--accent); }
button:disabled { opacity: .45; cursor: not-allowed; }
.mark { display: flex; justify-content: space-between; gap: 12px; text-align: left; background: #262d24; }
.mark.active { background: #594326; border-color: var(--accent); }
.mark span { color: var(--muted); font-size: .84rem; }
.sprite-tools { display: grid; grid-template-columns: 1fr 128px; gap: 12px; align-items: center; margin: 10px 0 14px; padding: 10px; border: 1px solid var(--line); border-radius: 14px; background: #171c16; }
.sprite-tools h3 { margin: 0 0 4px; font-size: .95rem; }
.sprite-tools p { margin: 0; color: var(--muted); font-size: .84rem; }
#spriteEditor { width: 128px; height: 128px; }
.secondary { background: transparent; margin-left: 8px; }
.hint { color: var(--accent); min-height: 3.2em; }
.receipt-panel { margin-top: 20px; }
.receipt-panel[hidden] { display: none; }
.receipt-panel { display: grid; grid-template-columns: 260px 1fr; gap: 18px; align-items: start; }
.receipt-panel h2, .actions { grid-column: 1 / -1; }
pre { white-space: pre-wrap; margin: 0; background: #111511; color: #efe3c8; border: 1px solid var(--line); border-radius: 14px; padding: 14px; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; }
@media (max-width: 840px) { .game, .receipt-panel { grid-template-columns: 1fr; } .status-row { grid-template-columns: 1fr; } }