/* Core Theme Picker Container */
.theme-picker {
  position: fixed;
  top: 0;
  right: -350px;
  width: 320px;
  height: 100vh;
  background-color: var(--neutral-light);
  box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
  z-index: 1050;
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  padding: 1.5rem;
}

.theme-picker.active {
  right: 0;
}

.theme-picker-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--neutral-border);
}

.theme-picker-header h3 {
  margin: 0;
  color: var(--neutral-dark);
  font-size: 1.25rem;
}

.theme-picker-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--neutral-gray);
  transition: color 0.2s ease;
}

.theme-picker-close:hover {
  color: var(--accent-alert);
}