/* Math tools - Google Meet Theme */

.math-tools-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}

.scientific-layout {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-top: 16px;
}

.math-key {
  height: 44px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-family: var(--font-family);
  font-weight: 500;
  font-size: 15px;
  color: var(--text-primary);
  cursor: pointer;
  transition: background-color var(--transition-speed), border-color var(--transition-speed), color var(--transition-speed);
}

.math-key:hover {
  border-color: var(--accent-green);
  background-color: var(--bg-hover);
}

.math-key.operator {
  color: var(--accent-green);
  font-weight: 600;
  background-color: var(--bg-card);
}

.math-key.action {
  color: var(--color-error);
}

.math-key.equals {
  background-color: var(--accent-green);
  color: var(--text-primary);
  font-weight: 600;
}

.math-key.equals:hover {
  background-color: var(--accent-green-hover);
}

.math-display-panel {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-card);
  padding: 16px;
  text-align: right;
  min-height: 80px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-bottom: 16px;
}

.math-expr {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  min-height: 18px;
}

.math-val {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 4px;
}

@media (max-width: 992px) {
  .math-tools-grid {
    grid-template-columns: 1fr;
  }
}