/* ============================================================
   管理画面（admin.html）スタイル
   ============================================================ */

/* ---- ベース ---- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
  min-height: 100vh;
}

/* ============================================================
   ヘッダー
   ============================================================ */
.admin-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 16px;
  z-index: 100;
  box-shadow: var(--shadow);
}

.admin-logo {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.admin-logo-icon {
  width: 28px;
  height: 28px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
}

.admin-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  background: #fef3c7;
  color: #92400e;
  border-radius: 99px;
}

.header-spacer {
  flex: 1;
}

.header-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}

.header-link:hover {
  background: var(--color-bg);
  color: var(--color-primary);
}

/* ============================================================
   メインレイアウト
   ============================================================ */
.admin-body {
  padding-top: var(--header-height);
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 0;
  min-height: 100vh;
}

/* 左カラム（一覧 + フォーム） */
.admin-left {
  padding: 24px;
  overflow: auto;
  border-right: 1px solid var(--color-border);
}

/* 右カラム（プレビュー） */
.admin-right {
  padding: 24px;
  position: sticky;
  top: var(--header-height);
  height: calc(100vh - var(--header-height));
  overflow: auto;
  background: var(--color-bg);
}

/* ============================================================
   セクションタイトル
   ============================================================ */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 12px;
}

.section-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ============================================================
   コンポーネント一覧テーブル
   ============================================================ */
.table-wrapper {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 28px;
}

.component-table {
  width: 100%;
  border-collapse: collapse;
}

.component-table th {
  background: var(--color-bg);
  padding: 10px 14px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
}

.component-table td {
  padding: 11px 14px;
  font-size: 13px;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.component-table tr:last-child td {
  border-bottom: none;
}

.component-table tr:hover td {
  background: #f8fafc;
}

.table-name {
  font-weight: 600;
}

.table-category {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-primary);
  background: #eff6ff;
  padding: 2px 8px;
  border-radius: 99px;
}

.table-date {
  color: var(--color-text-muted);
  font-size: 12px;
}

.table-actions {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
}

.btn-edit {
  padding: 5px 12px;
  background: var(--color-surface);
  color: var(--color-primary);
  border: 1.5px solid #bfdbfe;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-edit:hover {
  background: #eff6ff;
}

.btn-delete {
  padding: 5px 12px;
  background: var(--color-surface);
  color: var(--color-danger);
  border: 1.5px solid #fecaca;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-delete:hover {
  background: #fef2f2;
}

/* 空テーブル */
.table-empty {
  text-align: center;
  padding: 32px;
  color: var(--color-text-muted);
  font-size: 13px;
}

/* ============================================================
   JSON操作ボタン群
   ============================================================ */
.json-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 28px;
  padding: 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.btn-json {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
}

.btn-json:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: #eff6ff;
}

.btn-json-file {
  border-color: var(--color-success, #16a34a);
  color: var(--color-success, #16a34a);
}

.btn-json-file:hover {
  background: #f0fdf4;
  border-color: var(--color-success, #16a34a);
  color: var(--color-success, #16a34a);
}

/* ファイル接続状態ラベル */
.file-status {
  font-size: 12px;
  color: var(--color-text-muted);
  padding: 2px 0;
}

.file-status.connected {
  color: var(--color-success, #16a34a);
  font-weight: 600;
}

.btn-json-export {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.btn-json-export:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: #fff;
}

/* ============================================================
   登録・編集フォーム
   ============================================================ */
.form-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.form-panel-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.form-panel-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
}

.form-panel-body {
  padding: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 4px;
}

.required-mark {
  color: var(--color-danger);
  font-size: 14px;
}

.form-input,
.form-select,
.form-textarea {
  padding: 9px 12px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 13px;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-surface);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-textarea {
  resize: vertical;
  min-height: 80px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
}

.form-textarea.large {
  min-height: 140px;
}

.form-hint {
  font-size: 11px;
  color: var(--color-text-muted);
}

.form-id-row {
  display: flex;
  gap: 8px;
  align-items: flex-end;
}

.form-id-row .form-input {
  flex: 1;
}

.btn-gen-id {
  padding: 9px 12px;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition);
  flex-shrink: 0;
}

.btn-gen-id:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* フォームフッター */
.form-footer {
  display: flex;
  gap: 8px;
  padding: 16px 20px;
  border-top: 1px solid var(--color-border);
  justify-content: flex-end;
}

.btn-cancel {
  padding: 9px 20px;
  background: var(--color-surface);
  color: var(--color-text-muted);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-cancel:hover {
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

.btn-save {
  padding: 9px 24px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
}

.btn-save:hover {
  background: var(--color-primary-hover);
}

.btn-new {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
}

.btn-new:hover {
  background: var(--color-primary-hover);
}

/* ============================================================
   プレビューパネル（右カラム）
   ============================================================ */
.preview-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.preview-panel-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.preview-iframe-wrap {
  height: 220px;
  background: #f1f5f9;
  overflow: hidden;
}

.preview-iframe-wrap iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.preview-meta {
  padding: 16px;
}

.preview-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
}

.preview-description {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 10px;
}

.preview-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.preview-tag {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 99px;
  background: var(--color-bg);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

/* ============================================================
   トースト通知（style.css と共通）
   ============================================================ */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  background: var(--color-text);
  color: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  font-size: 13px;
  font-weight: 600;
  animation: toastIn 0.25s ease forwards;
  min-width: 200px;
}

.toast.success .toast-icon { color: var(--color-success); }
.toast.error   .toast-icon { color: var(--color-danger); }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateY(0); }
  to   { opacity: 0; transform: translateY(8px); }
}

.toast.hiding {
  animation: toastOut 0.2s ease forwards;
}

/* ============================================================
   確認ダイアログ
   ============================================================ */
.dialog-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.dialog-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}

.dialog {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 400px;
  padding: 28px 24px 20px;
  text-align: center;
  transform: translateY(8px);
  transition: transform var(--transition);
}

.dialog-overlay.visible .dialog {
  transform: translateY(0);
}

.dialog-icon {
  font-size: 36px;
  margin-bottom: 12px;
}

.dialog-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
}

.dialog-message {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  line-height: 1.5;
}

.dialog-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
}

/* ============================================================
   カテゴリ管理
   ============================================================ */
.category-manager {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 28px;
}

.category-add-row {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.category-add-row .form-input {
  flex: 1;
}

.category-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 28px;
}

.category-chip-admin {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 8px 4px 12px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 99px;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text);
}

.btn-remove-cat {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  font-size: 11px;
  padding: 0;
  line-height: 1;
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background var(--transition), color var(--transition);
}

.btn-remove-cat:hover {
  background: #fecaca;
  color: var(--color-danger);
}

.no-categories {
  font-size: 12px;
  color: var(--color-text-muted);
}

/* ============================================================
   IDとコンポーネント名の同期チェックボックス
   ============================================================ */
.sync-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--color-text-muted);
  cursor: pointer;
  user-select: none;
}

.sync-label input[type="checkbox"] {
  width: 14px;
  height: 14px;
  cursor: pointer;
  accent-color: var(--color-primary);
}

.form-input.readonly {
  background: var(--color-bg);
  color: var(--color-text-muted);
  cursor: not-allowed;
}

/* ============================================================
   削除済みコンポーネント
   ============================================================ */
.deleted-name {
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.btn-restore {
  padding: 5px 12px;
  background: var(--color-surface);
  color: var(--color-success, #16a34a);
  border: 1.5px solid #bbf7d0;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-restore:hover {
  background: #f0fdf4;
}

.btn-perm-delete {
  padding: 5px 12px;
  background: var(--color-danger);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-perm-delete:hover {
  opacity: 0.85;
}

/* ============================================================
   ドラッグ&ドロップ
   ============================================================ */
.form-textarea.drag-over {
  border-color: var(--color-primary);
  background: #eff6ff;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

/* ============================================================
   レスポンシブ
   ============================================================ */
@media (max-width: 960px) {
  .admin-body {
    grid-template-columns: 1fr;
  }

  .admin-right {
    position: static;
    height: auto;
    border-top: 1px solid var(--color-border);
  }

  .admin-left {
    border-right: none;
  }
}

@media (max-width: 600px) {
  .form-row {
    grid-template-columns: 1fr;
  }

  .admin-header {
    padding: 0 16px;
  }

  .admin-left,
  .admin-right {
    padding: 16px;
  }

  .json-actions {
    flex-direction: column;
  }
}