:root {
  color-scheme: dark;
  --bg: #12100e;
  --panel: #201a18;
  --panel-2: #2a211e;
  --line: #4c3730;
  --text: #f5e8d8;
  --muted: #c3ad98;
  --accent: #ff8d3d;
  --accent-2: #70d0c4;
  --danger: #ef6556;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(255, 141, 61, .12), transparent 32%),
    radial-gradient(circle at 88% 8%, rgba(112, 208, 196, .13), transparent 25%),
    var(--bg);
  color: var(--text);
  font-family: Inter, Segoe UI, Arial, sans-serif;
}

button, select, input { font: inherit; }

button, select {
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  min-height: 40px;
}

button {
  cursor: pointer;
  border-radius: 6px;
  padding: 0 12px;
}

button:hover, button.active { border-color: var(--accent); color: #fff; }

.studio {
  width: min(1440px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0;
}

.topbar {
  align-items: end;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  margin-bottom: 18px;
}

.topbar p, .panel-title {
  color: var(--accent);
  letter-spacing: 0;
  margin: 0 0 6px;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(1.45rem, 3vw, 2.4rem);
  letter-spacing: 0;
  line-height: 1;
  margin: 0;
}

.commands, .frame-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.commands button:first-child, #playButton { background: var(--accent); color: #1b0d07; }

.workbench {
  display: grid;
  gap: 14px;
  grid-template-columns: 230px minmax(360px, 1fr) 250px;
}

.panel, .canvas-zone {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(32, 26, 24, .92);
}

.panel {
  display: grid;
  align-content: start;
  gap: 14px;
  padding: 16px;
}

.tool-grid, .palette {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.tool {
  aspect-ratio: 1;
  padding: 0;
  font-weight: 800;
}

label {
  color: var(--muted);
  display: grid;
  gap: 8px;
  font-size: .92rem;
}

.toggle {
  align-items: center;
  display: flex;
  gap: 8px;
}

input[type="range"], select, input[type="color"] { width: 100%; }
input[type="color"] { min-height: 42px; border: 1px solid var(--line); background: var(--panel-2); }

.swatch {
  aspect-ratio: 1;
  border: 2px solid transparent;
  min-height: 0;
  padding: 0;
}

.swatch.active { border-color: #fff; }

.canvas-zone {
  min-width: 0;
  padding: 18px;
}

.canvas-shell {
  align-items: center;
  background:
    linear-gradient(45deg, #15100e 25%, transparent 25%, transparent 75%, #15100e 75%),
    linear-gradient(45deg, #15100e 25%, transparent 25%, transparent 75%, #15100e 75%),
    #211917;
  background-position: 0 0, 12px 12px;
  background-size: 24px 24px;
  border: 1px solid var(--line);
  display: grid;
  justify-items: center;
  min-height: 640px;
  overflow: auto;
}

canvas {
  image-rendering: pixelated;
  max-width: 100%;
}

#pixelCanvas {
  cursor: crosshair;
  touch-action: none;
}

.statusbar {
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: space-between;
  padding-top: 12px;
}

.frame-list {
  display: grid;
  gap: 8px;
  max-height: 280px;
  overflow: auto;
}

.frame-chip {
  align-items: center;
  display: flex;
  gap: 10px;
  justify-content: space-between;
  text-align: left;
}

.frame-chip.active { border-color: var(--accent-2); }

#previewCanvas {
  background: #110d0c;
  border: 1px solid var(--line);
  width: 100%;
}

.danger { border-color: rgba(239, 101, 86, .7); color: #ffd3ce; }

@media (max-width: 980px) {
  .workbench { grid-template-columns: 1fr; }
  .tools { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .panel-title, .tool-grid, .palette, .tools label { grid-column: 1 / -1; }
  .canvas-shell { min-height: 420px; }
}