/* 이미지 모자이크·가리기 전용 스타일 */

nav { max-width: 960px; }
main { max-width: 960px; }

.editor { margin-top: 1rem; }

.toolbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.75rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
}

.tool-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.tool-group[hidden] { display: none; }

.group-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-sub);
  margin-right: 0.25rem;
}

.btn-tool, .btn-mode {
  padding: 0.35rem 0.75rem;
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-sub);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-tool:hover, .btn-mode:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.btn-tool.active, .btn-mode.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.tool-group label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-sub);
}
.tool-group input[type="range"] {
  width: 100px;
}
.tool-group input[type="color"] {
  width: 36px;
  height: 28px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: none;
  cursor: pointer;
}

.editor-actions {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}
.editor-actions .spacer { flex: 1; }

.btn-primary {
  padding: 0.45rem 1rem;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}
.btn-primary:hover { background: var(--primary-hover); }

.btn-secondary {
  padding: 0.45rem 0.9rem;
  background: none;
  color: var(--text-sub);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }

.canvas-container {
  position: relative;
  display: inline-block;
  max-width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: crosshair;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
  background: repeating-conic-gradient(#e5e5e5 0% 25%, #f5f5f5 0% 50%) 50% / 20px 20px;
}
.canvas-container canvas {
  display: block;
  max-width: 100%;
  height: auto;
}
.canvas-container .preview-layer {
  position: absolute;
  top: 0;
  left: 0;
  pointer-events: none;
}

.hint-text {
  font-size: 0.8rem;
  color: var(--text-sub);
  margin-top: 0.5rem;
}

@media (max-width: 640px) {
  .toolbar { gap: 0.6rem; padding: 0.6rem 0.75rem; }
  .tool-group input[type="range"] { width: 80px; }
  .editor-actions .spacer { display: none; }
  .editor-actions { justify-content: space-between; }
}