:root {
  --bg-0: #f5f1e6;
  --bg-1: #d8c6a5;
  --ink: #1f1b16;
  --muted: #605548;
  --panel: rgba(255, 251, 243, 0.9);
  --line: rgba(31, 27, 22, 0.2);
  --accent: #0a7f54;
  --danger: #a72608;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.4), transparent 45%),
    radial-gradient(circle at 80% 10%, rgba(10, 127, 84, 0.15), transparent 40%),
    linear-gradient(120deg, var(--bg-0), var(--bg-1));
}

.app {
  display: grid;
  grid-template-columns: minmax(280px, 320px) minmax(360px, 1fr) minmax(300px, 360px);
  grid-template-rows: auto 1fr;
  grid-template-areas:
    "header header header"
    "assets preview inspector"
    "layers preview inspector";
  gap: 12px;
  padding: 12px;
}

.app-header {
  grid-area: header;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
  backdrop-filter: blur(6px);
  padding: 12px 16px;
}

.app-header h1 {
  margin: 0;
  font-size: 1.6rem;
  letter-spacing: 0.02em;
}

.app-header p {
  margin: 4px 0 0;
  color: var(--muted);
}

.panel {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
  backdrop-filter: blur(6px);
  padding: 12px;
}

.panel h2 {
  margin: 0 0 10px;
  font-size: 1.05rem;
}

.panel-assets {
  grid-area: assets;
}

.panel-layers {
  grid-area: layers;
}

.panel-preview {
  grid-area: preview;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.panel-inspector {
  grid-area: inspector;
}

.canvas-scroll {
  overflow: auto;
  max-height: 70vh;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #111;
}

canvas {
  display: block;
  border-radius: 12px;
}

.field,
.field-inline {
  display: grid;
  gap: 6px;
  margin-bottom: 10px;
}

.field input,
.field-inline input,
button {
  font: inherit;
}

input[type="file"],
input[type="number"],
input[type="range"],
input[type="color"] {
  width: 100%;
}

button {
  border: 1px solid var(--line);
  background: #fff7ea;
  border-radius: 10px;
  padding: 8px 10px;
  cursor: pointer;
}

button:hover {
  border-color: var(--accent);
}

button.danger:hover {
  border-color: var(--danger);
}

.status {
  margin: 0;
  min-height: 1.2em;
  color: var(--muted);
}

.layer-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 30vh;
  overflow: auto;
}

.layer-delete {
  padding: 2px 7px;
  font-size: 1.1rem;
  line-height: 1;
  border-radius: 6px;
}

.layer-item {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px;
  background: #fffdf7;
}

.layer-item.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(10, 127, 84, 0.3);
}

.layer-name {
  font-weight: 500;
}

.layer-frames {
  color: var(--muted);
  font-size: 0.88rem;
}

.mono {
  font-family: "IBM Plex Mono", monospace;
}

.playback-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.playback-row .grow {
  flex: 1;
}

.button-row {
  display: flex;
  gap: 8px;
}

.export-controls {
  margin-top: 8px;
}

.hidden {
  display: none;
}

@media (max-width: 1100px) {
  .app {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    grid-template-areas:
      "header"
      "assets"
      "preview"
      "layers"
      "inspector";
  }

  canvas {
    max-height: 50vh;
  }
}