/* ----------------------------------------------------
   1. 管理ダッシュボード用レイアウト
   ---------------------------------------------------- */
.admin-container {
  display: grid;
  grid-template-columns: 260px 1fr;
  height: 100vh;
  width: 100vw;
}

.admin-sidebar {
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  padding: 24px;
  display: flex;
  flex-direction: column;
  z-index: var(--z-sidebar);
}

.admin-main {
  background-color: var(--bg-app);
  padding: 32px;
  overflow-y: auto;
  height: 100vh;
}

/* メニュー項目 */
.admin-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.admin-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.admin-nav-item:hover:not(.disabled) {
  background-color: var(--bg-active);
  color: var(--text-main);
}
.admin-nav-item.active {
  background: var(--accent-gradient);
  color: white;
  box-shadow: var(--shadow-neon);
}
.admin-nav-item.disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* セクション表示切り替え */
.admin-section {
  display: none;
}
.admin-section.active {
  display: block;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 24px;
  margin-bottom: 24px;
}

.header-back-title {
  display: flex;
  align-items: center;
  gap: 20px;
}

.admin-title {
  font-size: 1.6rem;
  font-weight: 800;
}

.admin-subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 4px;
}

/* ----------------------------------------------------
   2. ボタン・フォームコンポーネント
   ---------------------------------------------------- */
.btn-primary {
  background: var(--accent-gradient);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-neon);
  transition: opacity var(--transition-fast);
}
.btn-primary:hover {
  opacity: 0.9;
}

.btn-secondary {
  background: var(--bg-active);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.btn-secondary:hover {
  background-color: var(--bg-surface-elevated);
}

.btn-secondary-sm {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.btn-secondary-sm:hover {
  background-color: var(--bg-active);
}

.btn-icon-text {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 8px 16px;
  font-weight: 500;
  font-size: 0.875rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
}
.btn-icon-text:hover {
  background-color: var(--bg-active);
}

/* フォーム制御 */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}
.form-group label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
}
.required {
  color: var(--accent-pink);
  margin-left: 2px;
}

.form-control {
  background-color: var(--bg-active);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-family: inherit;
  outline: none;
  transition: all var(--transition-fast);
}
.form-control:focus {
  border-color: var(--accent-pink);
}

.form-color-picker {
  appearance: none;
  -webkit-appearance: none;
  border: none;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  cursor: pointer;
  background: transparent;
}
.form-color-picker::-webkit-color-swatch {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

/* ----------------------------------------------------
   3. 動的インプットリストのグリッド制御 (SQL columnsマッピング)
   ---------------------------------------------------- */
.form-dynamic-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-list-header {
  display: grid;
  grid-template-columns: 1fr 80px 80px 100px 1.5fr 40px; /* 出演用 */
  gap: 8px;
  padding: 4px 8px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
}
.form-list-header.text-5-cols {
  grid-template-columns: 80px 80px 1fr 1fr 40px;
}
.form-list-header.text-6-cols {
  grid-template-columns: 1fr 90px 1.5fr 140px 140px 40px;
}
.form-list-header.text-3-cols {
  grid-template-columns: 1fr 2fr 40px;
}

/* 動的な行入力スタイル */
.dynamic-row {
  display: grid;
  grid-template-columns: 1fr 80px 80px 100px 1.5fr 40px; /* 出演デフォルト */
  gap: 8px;
  align-items: center;
}
.dynamic-row.grid-5-cols {
  grid-template-columns: 80px 80px 1fr 1fr 40px;
}
.dynamic-row.grid-6-cols {
  grid-template-columns: 1fr 90px 1.5fr 140px 140px 40px;
}
.dynamic-row.grid-3-cols {
  grid-template-columns: 1fr 2fr 40px;
}

.dynamic-row input {
  padding: 8px 10px;
  font-size: 0.85rem;
}

.form-row-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.form-row-3 {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 16px;
}

/* ----------------------------------------------------
   4. グループ選択カードグリッド (グループ管理)
   ---------------------------------------------------- */
.admin-group-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.admin-group-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
  border-top: 6px solid var(--group-color, var(--accent-pink));
}
.admin-group-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--group-color, var(--accent-pink));
}

.admin-group-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background-color: var(--bg-active);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: 800;
  color: white;
  margin-bottom: 16px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.admin-group-name {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.admin-group-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.admin-group-actions {
  display: flex;
  gap: 8px;
  width: 100%;
}
.admin-group-actions button, .admin-group-actions a {
  flex: 1;
  font-size: 0.8rem;
  padding: 8px;
  text-align: center;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
}
.btn-group-select {
  background-color: var(--accent-pink);
  color: white;
  border: none;
  font-weight: 600;
}
.btn-group-edit {
  background-color: var(--bg-active);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

/* ----------------------------------------------------
   5. テーブルスタイル (イベント一覧)
   ---------------------------------------------------- */
.admin-table-wrapper {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.admin-table th, .admin-table td {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-color);
}

.admin-table th {
  background-color: var(--bg-sidebar);
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.admin-table tbody tr {
  transition: background-color var(--transition-fast);
}
.admin-table tbody tr:hover {
  background-color: var(--bg-active);
}

.admin-table td {
  font-size: 0.9rem;
}

/* テーブルアクションボタン */
.table-actions {
  display: flex;
  gap: 8px;
}
.btn-table-edit {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 6px 12px;
  font-size: 0.8rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.btn-table-edit:hover {
  background-color: var(--bg-active);
}
.btn-table-delete {
  background: transparent;
  border: 1px solid rgba(245, 166, 35, 0.3);
  color: #f5a623;
  padding: 6px 12px;
  font-size: 0.8rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.btn-table-delete:hover {
  background-color: rgba(245, 166, 35, 0.1);
}

/* ----------------------------------------------------
   6. AIパネル スプリットビュー (大判イベントフォーム用)
   ---------------------------------------------------- */
.admin-event-grid-form {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  height: calc(90vh - 70px);
  overflow: hidden;
}

.admin-ai-panel {
  background-color: var(--bg-sidebar);
  border-left: 1px solid var(--border-color);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
}

.ai-panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
}

.ai-panel-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.btn-ai-submit {
  background: linear-gradient(135deg, hsl(320, 80%, 60%), hsl(280, 80%, 60%));
  color: white;
  border: none;
  padding: 14px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 0 15px rgba(255, 107, 157, 0.2);
  transition: opacity var(--transition-fast);
}
.btn-ai-submit:hover {
  opacity: 0.95;
}

/* AI解析中のローディング表示 */
.ai-loading-overlay {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(18, 18, 28, 0.9);
  backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  z-index: 10;
  animation: fadeIn var(--transition-normal);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* モバイル用ヘッダー初期状態 (PC非表示) */
.admin-mobile-header {
  display: none;
}

/* ----------------------------------------------------
   AIパネル開閉トグルスタイル (PC/スマホ共通)
   ---------------------------------------------------- */
/* デフォルト（AIパネル非表示）: フォームは1カラム */
.admin-event-grid-form {
  display: grid;
  grid-template-columns: 1fr;
  height: calc(90vh - 70px);
  overflow: hidden;
}
.admin-ai-panel {
  display: none; /* 初期状態は非表示 */
}

/* AIパネルアクティブ時 */
.admin-event-grid-form.ai-active {
  grid-template-columns: 1.25fr 0.75fr;
}
.admin-event-grid-form.ai-active .admin-ai-panel {
  display: flex;
  animation: slideInRight 0.25s ease-out;
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ----------------------------------------------------
   モバイル対応メディアクエリ (1024px以下)
   ---------------------------------------------------- */
@media (max-width: 1024px) {
  .admin-mobile-header {
    display: flex;
    grid-area: header;
    background-color: var(--bg-sidebar);
    border-bottom: 1px solid var(--border-color);
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    height: 60px;
    z-index: var(--z-header);
  }
  .admin-mobile-header .mobile-logo-text {
    font-size: 1.15rem;
    font-weight: 700;
  }

  .admin-container {
    grid-template-columns: 1fr;
    grid-template-rows: 60px 1fr;
    grid-template-areas:
      "header"
      "main";
    height: 100vh;
    width: 100vw;
  }

  .admin-sidebar {
    position: fixed;
    left: -260px;
    top: 60px;
    height: calc(100vh - 60px);
    width: 260px;
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-lg);
  }
  .admin-sidebar.active {
    transform: translateX(260px);
  }

  .admin-main {
    grid-area: main;
    height: calc(100vh - 60px);
    padding: 24px 16px;
  }
  
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .section-header .btn-primary {
    width: 100%;
    justify-content: center;
  }
}

/* ----------------------------------------------------
   モバイル対応メディアクエリ (900px以下: AIパネル上下スタック化)
   ---------------------------------------------------- */
@media (max-width: 900px) {
  .admin-event-grid-form.ai-active {
    grid-template-columns: 1fr;
    grid-template-rows: 1.2fr 0.8fr;
    height: auto;
    overflow-y: auto;
  }
  .admin-event-grid-form.ai-active .admin-ai-panel {
    border-left: none;
    border-top: 1px solid var(--border-color);
    animation: slideUpAi 0.25s ease-out;
  }

  @keyframes slideUpAi {
    from { transform: translateY(100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
  }
}

/* ----------------------------------------------------
   モバイル対応メディアクエリ (768px以下: テーブルカード化、動的行縦積み)
   ---------------------------------------------------- */
@media (max-width: 768px) {
  /* イベントテーブルのカード化 */
  .admin-table-wrapper {
    background-color: transparent;
    border: none;
  }
  .admin-table, 
  .admin-table thead, 
  .admin-table tbody, 
  .admin-table th, 
  .admin-table td, 
  .admin-table tr {
    display: block;
  }
  .admin-table thead {
    display: none;
  }
  .admin-table tbody tr {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 16px;
    margin-bottom: 12px;
    box-shadow: var(--shadow-sm);
  }
  .admin-table tbody tr:hover {
    background-color: var(--bg-surface-elevated);
  }
  .admin-table td {
    padding: 4px 0 !important;
    border-bottom: none !important;
  }
  /* ラベルの追加 */
  .admin-table td:nth-child(1)::before {
    content: "開催日: ";
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.8rem;
  }
  .admin-table td:nth-child(3)::before {
    content: "会場: ";
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.8rem;
  }
  .admin-table td:nth-child(4)::before {
    content: "開演: ";
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.8rem;
  }
  .admin-table .table-actions {
    margin-top: 12px;
    border-top: 1px solid var(--border-color);
    padding-top: 12px;
    justify-content: flex-end;
  }
  .admin-table .table-actions button {
    flex: 1;
    text-align: center;
  }

  /* 動的インプットリストの縦積み化 */
  .form-list-header {
    display: none !important; /* スマホでは見出しヘッダーを非表示 */
  }
  .form-dynamic-list {
    gap: 16px;
  }
  .dynamic-row {
    display: flex !important;
    flex-direction: column !important;
    gap: 10px !important;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    background-color: var(--bg-surface);
    position: relative;
  }
  /* 各項目を入力しやすくするために100%幅に */
  .dynamic-row input, 
  .dynamic-row select,
  .dynamic-row .form-control {
    width: 100% !important;
  }
  /* 削除ボタンの配置調整（カード右下に右寄せ） */
  .dynamic-row .btn-remove-row {
    align-self: flex-end !important;
    margin-top: 4px;
    padding: 8px 16px !important;
    background: rgba(255, 107, 157, 0.1);
    border-radius: var(--radius-sm);
    width: auto !important;
    display: inline-flex !important;
    align-items: center;
    gap: 6px;
  }
  .dynamic-row .btn-remove-row::after {
    content: " 削除";
    font-size: 0.8rem;
    font-weight: 600;
  }
  
  /* フォーム行のスタック */
  .form-row-2, .form-row-3 {
    grid-template-columns: 1fr !important;
    gap: 12px;
  }
}