.range-controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 1.5rem;
}

.preset-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.preset-btn {
  background: var(--card-bg);
  color: var(--text);
  border: 1px solid #2a333a;
  border-radius: 8px;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  cursor: pointer;
}

.preset-btn:hover {
  border-color: var(--accent);
}

.preset-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.custom-range {
  color: var(--subtle);
  font-size: 0.9rem;
}

.custom-range summary {
  cursor: pointer;
}

.custom-range-fields {
  margin-top: 0.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  align-items: center;
  justify-content: center;
}

.custom-range-fields input {
  background: var(--card-bg);
  color: var(--text);
  border: 1px solid #2a333a;
  border-radius: 6px;
  padding: 0.3rem 0.5rem;
}

.custom-range-fields button {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 6px;
  padding: 0.4rem 0.9rem;
  cursor: pointer;
}

#chart-meta {
  text-align: center;
  margin-bottom: 1rem;
}

.chart-wrap {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 1rem;
  max-width: 900px;
  margin: 0 auto;
  height: 400px;
}