.graph-viewport {
  position: relative;
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.graph-viewport--embedded {
  min-height: 480px;
  height: calc(100vh - 360px);
}

.graph-viewport:fullscreen {
  background: #0f1419;
  padding: 0.75rem;
}

.graph-viewport:fullscreen .graph-network {
  border-radius: 8px;
  height: 100%;
  min-height: 0;
}

.graph-layout-picker {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem;
}

.graph-layout-picker__label {
  font-size: 0.82rem;
  color: var(--muted);
  margin-right: 0.15rem;
}

.graph-layout-picker__btn {
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
  font-size: 0.82rem;
  cursor: pointer;
}

.graph-layout-picker__btn:hover {
  border-color: var(--accent);
}

.graph-layout-picker__btn--active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.graph-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 0.5rem;
}

.graph-toolbar--page {
  margin-bottom: 0;
}

.graph-toolbar__btn {
  min-width: 2.25rem;
  height: 2.25rem;
  padding: 0 0.5rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
}

.graph-toolbar__btn:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.graph-toolbar__btn--active {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}

.graph-toolbar__sep {
  width: 1px;
  height: 1.5rem;
  margin: 0 0.15rem;
  background: var(--border);
}

.graph-toolbar__hint {
  margin: 0;
  font-size: 0.78rem;
  color: var(--muted);
  flex: 1 1 12rem;
  min-width: 10rem;
}

.graph-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.25rem;
  margin-bottom: 0.65rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-2);
}

.graph-filters.hidden {
  display: none;
}

.graph-filters__label {
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 600;
}

.graph-filters__item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  color: var(--text);
  cursor: pointer;
  user-select: none;
}

.graph-filters__item input {
  accent-color: var(--accent);
  width: 1rem;
  height: 1rem;
  cursor: pointer;
}

.graph-hint {
  margin: 0 0 0.5rem;
  font-size: 0.78rem;
  color: var(--muted);
}

.graph-network--fill {
  flex: 1;
  min-height: 0;
  height: 100%;
}

.graph-page {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 1rem 1.25rem 1.25rem;
  background: var(--bg);
  color: var(--text);
  box-sizing: border-box;
}

.graph-page__header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.graph-page__title {
  margin: 0 0 0.25rem;
  font-size: 1.35rem;
}

.graph-page__meta {
  margin: 0;
  font-size: 0.9rem;
}

.graph-legend--compact {
  margin-bottom: 0.35rem;
}

.graph-viewport--page {
  flex: 1;
  min-height: 0;
  height: calc(100vh - 200px);
}