:root {
    --nako-yellow: #ffec00;
    --nako-pink: #f200b5;
    --bg-gray: #fdfdfd;
    --text-main: #333;
}

body {
    background-color: var(--bg-gray);
    color: var(--text-main);
    margin: 0;
    font-family: "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;
}

/* メニュー */
.site-menu {
    background: #fff;
    border-bottom: 4px solid var(--nako-yellow);
    position: sticky;
    top: 0;
    z-index: 100;
}
.menu-inner {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
    padding: 0 20px;
}
.logo { font-weight: 900; text-decoration: none; color: var(--text-main); font-size: 1.2rem; }
.menu-links { display: flex; list-style: none; gap: 20px; margin: 0; padding: 0; }
.menu-links a { text-decoration: none; color: #666; font-weight: bold; font-size: 0.9rem; }

/* ハンバーガーボタン */
.menu-trigger { display: none; width: 30px; height: 24px; background: none; border: none; position: relative; cursor: pointer;}
.menu-trigger span { display: block; position: absolute; width: 100%; height: 2px; background: var(--nako-pink); transition: 0.3s; }
.menu-trigger span:nth-child(1) { top: 0; }
.menu-trigger span:nth-child(2) { top: 11px; }
.menu-trigger span:nth-child(3) { bottom: 0; }
.menu-trigger.active span:nth-child(1) { transform: translateY(11px) rotate(45deg); }
.menu-trigger.active span:nth-child(2) { opacity: 0; }
.menu-trigger.active span:nth-child(3) { transform: translateY(-11px) rotate(-45deg); }

/* メインコンテンツ */
.content { max-width: 800px; margin: 0 auto; padding: 20px; }
.breadcrumb { font-size: 0.75rem; color: #999; margin-bottom: 10px; }
.main-title { font-size: 1.5rem; border-left: 6px solid var(--nako-yellow); padding-left: 12px; margin: 10px 0 20px; }

/* アルバムセクション（楽曲一覧） */
.album-section { margin-bottom: 40px; }
.album-title { font-size: 1.1rem; color: var(--text-main); margin-bottom: 10px; padding-left: 5px; font-weight: 900; }

/* 制作者グリッド（制作者一覧） */
.creator-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 15px; }
.creator-card { background: #fff; border: 1px solid #eee; padding: 25px 10px; text-align: center; text-decoration: none; color: inherit; border-radius: 12px; transition: all 0.3s ease; }
.creator-card:hover { border-color: var(--nako-yellow); transform: translateY(-5px); box-shadow: 0 5px 15px rgba(0,0,0,0.05); background: #fffdf0; }
.creator-card h3 { font-size: 0.9rem; margin: 0 0 10px; color: var(--text-main); }
.creator-card span { font-size: 0.65rem; color: var(--nako-pink); font-weight: bold; }

/* タブ */
.tab-buttons { display: flex; gap: 5px; }
.tab-btn { flex: 1; padding: 12px; border: none; background: #eee; border-radius: 10px 10px 0 0; cursor: pointer; font-weight: bold; color: #777; }
.tab-btn.active { background: var(--nako-yellow); color: #000; }

/* カード */
.info-card { background: #fff; border: 2px solid var(--nako-yellow); padding: 20px; border-radius: 0 15px 15px 15px; box-shadow: 0 4px 10px rgba(0,0,0,0.03); }
.info-item { margin-bottom: 20px; }
.info-item label { display: inline-block; background: var(--nako-yellow); color: #000; font-size: 0.75rem; font-weight: bold; padding: 2px 8px; margin-bottom: 8px; }
.info-item p a { color: var(--nako-pink); text-decoration: none; font-weight: bold; }
.date-section { background: #fffdf0; padding: 10px; border-radius: 8px; border: 1px solid #fef5b2; }
.date-section p { margin: 0; font-weight: bold; font-size: 1.1rem; }
.official-link { color: #0066cc; text-decoration: underline; font-size: 0.9rem; word-break: break-all; }

/* セットリスト */
.setlist { list-style: none; padding: 0; }
.setlist li { display: flex; align-items: center; padding: 12px 0; border-bottom: 1px dashed #eee; }
.setlist li a { text-decoration: none; color: inherit; }
.setlist li a:hover { color: var(--nako-pink); }
.song-number { width: 26px; height: 26px; background: var(--nako-yellow); color: #000; border-radius: 50%; display: flex; justify-content: center; align-items: center; font-size: 0.75rem; font-weight: bold; margin-right: 12px; flex-shrink: 0; }
.song-number-empty { width: 26px; margin-right: 12px; flex-shrink: 0; }
.song-title { font-size: 1rem; }
.special .song-title { color: #999; font-size: 0.85rem; }

/* リスト表示用（楽曲一覧のリスト） */
.list-view { list-style: none; padding: 0; margin: 0; }
.list-view li a { display: block; padding: 10px 0; text-decoration: none; color: var(--text-main); border-bottom: 1px solid #f9f9f9; transition: 0.2s; }
.list-view li a:hover { color: var(--nako-pink); padding-left: 5px; }

/* アンコール曲の行背景 */
.encore-row { background-color: #fff9fe; }
.encore-num { background-color: var(--nako-pink) !important; color: #fff !important; font-size: 0.6rem !important; letter-spacing: -0.5px; }
.encore-header { background-color: #fce4ec; border-bottom: 2px solid var(--nako-pink) !important; justify-content: center !important; }
.encore-header .song-title { color: var(--nako-pink); font-weight: bold; }
.encore-header .song-number-empty { display: none; }

/* ライブ一覧 */
.list-container { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; margin-top: 20px; }
.live-card { text-decoration: none; color: inherit; background: #fff; border: 1px solid #eee; border-left: 5px solid var(--nako-yellow); border-radius: 8px; transition: transform 0.2s, box-shadow 0.2s; overflow: hidden; display: block; }
.live-card:hover { transform: translateY(-5px); box-shadow: 0 8px 20px rgba(255, 236, 0, 0.2); border-color: var(--nako-yellow); }
.card-content { padding: 20px; }
.card-category { font-size: 0.7rem; font-weight: bold; color: var(--nako-pink); letter-spacing: 1px; }
.card-title { margin: 10px 0; font-size: 1.1rem; line-height: 1.4; color: var(--text-main); min-height: 3em; }
.card-footer { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid #f9f9f9; padding-top: 15px; margin-top: 10px; }
.card-date { font-size: 0.85rem; color: #888; }
.card-arrow { font-size: 0.8rem; font-weight: bold; color: var(--nako-yellow); background: #333; padding: 4px 10px; border-radius: 4px; }

/* スマホ対応 */
@media (max-width: 768px) {
    .menu-trigger { display: block; }
    .menu-links { display: none; position: absolute; top: 60px; left: 0; width: 100%; background: #fff; flex-direction: column; padding: 20px; border-bottom: 3px solid var(--nako-yellow); box-shadow: 0 10px 10px rgba(0,0,0,0.05); }
    .menu-links.active { display: flex; }
    .list-container { grid-template-columns: 1fr; }
    .creator-grid { grid-template-columns: repeat(2, 1fr); }
}

.site-footer { text-align: center; padding: 30px; font-size: 0.8rem; color: #bbb; }