/* Minimal light sculpture — graph + mode switch */

.sculpture-wrap {
  --sculpture-accent: #1f4e79;
  --sculpture-muted: #6a737d;
  --sculpture-rule: #e1e4e8;
  --sculpture-track: #f3f5f7;
  --sculpture-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  min-width: 0;
  width: 100%;
  box-sizing: border-box;
  margin: 1rem 0 1.15rem;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
  color: var(--sculpture-muted);
  font-family: var(--sculpture-mono);
  text-align: left;
  font-weight: 400;
}

@media screen and (min-width: 960px) {
  header {
    max-height: calc(100vh - 70px);
    overflow-y: auto;
    scrollbar-width: thin;
  }
}

.sculpture-stage {
  height: 320px;
  min-height: 320px;
  position: relative;
  margin: 0;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.sculpture-canvas {
  width: 100%;
  height: 100%;
  display: block;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  cursor: grab;
  touch-action: pan-y;
  outline: none;
}

.sculpture-canvas:active {
  cursor: grabbing;
}

.sculpture-canvas:focus-visible {
  outline: 2px solid var(--sculpture-accent);
  outline-offset: 2px;
}

.sculpture-modes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 0.65rem;
  padding: 3px;
  border: 1px solid var(--sculpture-rule);
  border-radius: 999px;
  background: var(--sculpture-track);
}

.sculpture-modes button {
  appearance: none;
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 28px;
  margin: 0;
  padding: 0.35rem 0.25rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  font-family: inherit;
  font-size: 10px;
  line-height: 1.2;
  letter-spacing: 0.01em;
  text-align: center;
  color: var(--sculpture-muted);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.sculpture-modes button:hover {
  color: #24292e;
}

.sculpture-modes button.active {
  color: #fff;
  background: var(--sculpture-accent);
  font-weight: 600;
  box-shadow: 0 1px 2px #1f4e7922;
}

.mode-indicator {
  display: none;
}

@media (max-width: 960px) {
  .sculpture-stage {
    height: 320px;
  }

  .sculpture-modes button {
    font-size: 11px;
    min-height: 32px;
  }
}