/**
 * 基本スタイル
 */

body {
  font-family: ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  margin: 0;
  padding: 20px;
  background: var(--color-bg);
  color: var(--color-text);
}

/* プリセット選択ナビゲーション */
.preset-nav {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 15px;
  margin-bottom: 10px;
  padding: 8px 12px;
  background: transparent;
  border-radius: 6px;
  border: 1px solid #e0e0e0;
}

.preset-link {
  padding: 6px 14px;
  text-decoration: none;
  color: #666;
  font-size: 0.9rem;
  font-weight: normal;
  border-radius: 4px;
  background: #fafafa;
  border: 1px solid #e0e0e0;
  transition: all 0.2s ease;
}

.preset-link:hover {
  background: #f0f0f0;
  border-color: #ccc;
  color: #333;
}

.preset-link.active {
  background: #e8e8e8;
  color: #333;
  border-color: #ccc;
  font-weight: 500;
}

.title {
  text-align: center;
  font-size: 2.5rem;
  font-weight: bold;
  margin-bottom: 30px;
  color: var(--color-text-dark);
}

#mainContainer {
  display: flex;
  flex-direction: column;
  align-items: center;
}