/* Filters Panel Styles */

.filter-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
}

.filter-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md) var(--spacing-sm);
  background: var(--bg-darker);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: 11px;
  font-weight: 500;
  text-align: center;
  transition: var(--transition-fast);
}

.filter-btn:hover {
  background: var(--bg-panel-hover);
  color: var(--text-primary);
  border-color: var(--primary-color);
  transform: translateY(-2px);
}

.filter-btn:active {
  transform: translateY(0);
}

.filter-btn .icon {
  font-size: 20px;
}

.filter-btn.active {
  background: rgba(33, 150, 243, 0.2);
  border-color: var(--primary-color);
  color: var(--primary-color);
}

/* Filter Configuration Dialog */
.filter-config {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--bg-darker);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
}

.filter-config-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--border-color);
}

.filter-config-header h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary-color);
}

.filter-param {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.filter-param label {
  font-size: 12px;
  color: var(--text-secondary);
  margin: 0;
}

.filter-param input,
.filter-param select {
  margin: 0;
}

.filter-actions {
  display: flex;
  gap: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--border-color);
}

.filter-actions button {
  flex: 1;
}

/* Specific Filter Styles */
.contour-levels {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.contour-level-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-xs);
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
}

.contour-level-item input {
  flex: 1;
  margin: 0;
}

.contour-level-item button {
  width: 24px;
  height: 24px;
  padding: 0;
  background: transparent;
  color: var(--danger-color);
}

.vector-scale-control {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.vector-scale-control input[type="range"] {
  flex: 1;
  margin: 0;
}

.vector-scale-control span {
  min-width: 40px;
  text-align: right;
  font-size: 12px;
  font-family: 'Courier New', monospace;
  color: var(--text-primary);
}

/* Keyboard shortcut style */
kbd {
  display: inline-block;
  padding: 2px 6px;
  font-family: 'Courier New', monospace;
  font-size: 10px;
  font-weight: 600;
  line-height: 1;
  color: var(--text-primary);
  background-color: var(--bg-darker);
  border: 1px solid var(--border-color);
  border-radius: 3px;
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.2);
  white-space: nowrap;
}