.mode-toggle {
  display: inline-flex;
  background: var(--bg-soft);
  padding: 3px;
  border-radius: 999px;
  gap: 2px;
}
.mode-btn {
  font-family: var(--font-jp);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  padding: 7px 16px;
  min-height: 36px;
  background: transparent;
  color: var(--ink-2);
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.15s;
}
.mode-btn.active {
  background: var(--card);
  color: var(--orange-d);
  box-shadow: 0 1px 4px rgba(58, 31, 10, 0.12);
}
.mode-btn:not(.active):hover { color: var(--ink); }

.tool-btn {
  font-family: var(--font-jp);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  padding: 8px 14px;
  min-height: 36px;
  background: var(--card);
  border: 2px solid var(--line);
  color: var(--ink-2);
  border-radius: var(--radius-md);
  transition: all 0.15s;
  cursor: pointer;
}
.tool-btn:hover { border-color: var(--orange-l); color: var(--orange-d); }
.tool-btn.active {
  background: var(--orange);
  color: #fff;
  border-color: var(--orange-d);
  box-shadow: 0 2px 0 var(--orange-d);
}

.zoom-controls {
  display: inline-flex;
  align-items: center;
  background: var(--bg-soft);
  padding: 3px;
  border-radius: 999px;
  gap: 2px;
}
.zoom-btn {
  width: 36px;
  height: 36px;
  font-family: var(--font-jp);
  font-size: 1.15rem;
  font-weight: 800;
  background: var(--card);
  color: var(--ink);
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.zoom-btn:hover { background: var(--orange); color: #fff; }

#zoom-label {
  font-family: var(--font-jp);
  font-size: 0.86rem;
  font-weight: 800;
  color: var(--ink);
  padding: 0 12px;
  min-width: 48px;
  text-align: center;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.02em;
}

.img-info-bar {
  padding: 10px var(--gap-lg);
  font-family: var(--font-jp);
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--ink-2);
  letter-spacing: 0.02em;
  background: var(--bg-soft);
  border-bottom: 2px dashed var(--line);
}
.img-info-bar .info-key {
  color: var(--orange-d);
  font-weight: 800;
  margin-right: 10px;
  font-size: 0.74rem;
  padding: 2px 10px;
  background: #fff;
  border-radius: 999px;
  box-shadow: var(--shadow);
  display: inline-block;
}

.canvas-wrapper {
  position: relative;
  background: linear-gradient(135deg, #5A3A1F 0%, #3A1F0A 100%);
  background-image:
    linear-gradient(45deg, rgba(255,255,255,0.04) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(255,255,255,0.04) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(255,255,255,0.04) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(255,255,255,0.04) 75%);
  background-size: 16px 16px;
  background-position: 0 0, 0 8px, 8px -8px, -8px 0px;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-x pan-y;
  overscroll-behavior: contain;
  max-height: 60vh;
  min-height: 320px;
  display: flex;
  align-items: safe center;
  justify-content: safe center;
  padding: var(--gap-lg);
  cursor: crosshair;
}
.canvas-wrapper.move-mode { cursor: grab; }
.canvas-wrapper.move-mode:active { cursor: grabbing; }

.canvas-stage {
  position: relative;
  display: block;
  flex-shrink: 0;
  line-height: 0;
}

#pixel-canvas {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  display: block;
  border-radius: 4px;
  box-shadow: 0 0 0 3px #fff, 0 8px 24px -4px rgba(0, 0, 0, 0.4);
}
#overlay-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.canvas-hint {
  padding: 10px var(--gap-lg);
  font-family: var(--font-jp);
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--ink-3);
  background: var(--bg-soft);
  border-top: 2px dashed var(--line);
  text-align: center;
}

.image-actions {
  padding: var(--gap-md) var(--gap-lg);
  background: #FFFCF6;
  border-top: 2px dashed var(--line);
  display: flex;
  gap: var(--gap-sm);
  flex-wrap: wrap;
}
.image-actions .btn { flex: 1 1 0; min-width: 140px; }

@media (max-width: 600px) {
  .canvas-wrapper {
    padding: var(--gap-sm);
    min-height: 260px;
    max-height: 56vh;
    display: block;
    text-align: center;
    line-height: 0;
  }
  .canvas-wrapper::before {
    content: '';
    display: inline-block;
    width: 0;
    height: 100%;
    vertical-align: middle;
  }
  .canvas-wrapper .canvas-stage {
    display: inline-block;
    vertical-align: middle;
    line-height: normal;
  }
  .img-info-bar { font-size: 0.76rem; padding: 8px var(--gap-md); }
  .canvas-hint { padding: 8px var(--gap-md); font-size: 0.76rem; }
  .image-actions { padding: var(--gap-sm) var(--gap-md); }
  .image-actions .btn { flex: 1 1 100%; }
  .mode-btn { padding: 6px 12px; font-size: 0.76rem; }
  .tool-btn { padding: 7px 12px; font-size: 0.76rem; }
  .zoom-btn { width: 32px; height: 32px; font-size: 1rem; }
  #zoom-label { font-size: 0.78rem; min-width: 40px; padding: 0 8px; }
}