/* =============================================
   Setouchi Universal Works - AI DATABASE
   メインスタイルシート
   ============================================= */

:root {
  --primary: #3ECF8E;
  --primary-dark: #2BB874;
  --primary-light: #E8FBF3;
  --secondary: #1C1C1C;
  --bg-dark: #0F0F0F;
  --bg-sidebar: #1A1A1A;
  --bg-card: #242424;
  --bg-hover: #2E2E2E;
  --border: #333333;
  --text-primary: #F5F5F5;
  --text-secondary: #A0A0A0;
  --text-muted: #666666;
  --danger: #FF4444;
  --danger-dark: #CC3333;
  --warning: #FFB444;
  --info: #4499FF;
  --success: #3ECF8E;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 2px 8px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.5);
  --transition: 0.2s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
  font-family: 'Inter', 'Noto Sans JP', sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.5;
}

/* =============================================
   ローディング
   ============================================= */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  backdrop-filter: blur(4px);
}

.loading-spinner {
  text-align: center;
}

.spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 16px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-spinner p {
  color: var(--text-secondary);
  font-size: 13px;
}

/* =============================================
   トースト通知
   ============================================= */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 8888;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  min-width: 260px;
  max-width: 380px;
  animation: slideIn 0.3s ease;
  font-size: 13px;
}

.toast.success { border-left: 3px solid var(--success); }
.toast.error   { border-left: 3px solid var(--danger); }
.toast.info    { border-left: 3px solid var(--info); }
.toast.warning { border-left: 3px solid var(--warning); }

.toast i { font-size: 16px; }
.toast.success i { color: var(--success); }
.toast.error   i { color: var(--danger); }
.toast.info    i { color: var(--info); }
.toast.warning i { color: var(--warning); }

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

/* =============================================
   モーダル
   ============================================= */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 7777;
  backdrop-filter: blur(2px);
  padding: 16px;
}

.modal-overlay.hidden {
  display: none;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.25s ease;
}

.modal.modal-sm  { max-width: 380px; }
.modal.modal-large { max-width: 680px; }
.modal.modal-xl  { max-width: 900px; }

@keyframes modalIn {
  from { transform: scale(0.95) translateY(-10px); opacity: 0; }
  to   { transform: scale(1) translateY(0); opacity: 1; }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  font-size: 16px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-header h3 i {
  color: var(--primary);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: var(--transition);
  font-size: 16px;
}

.modal-close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.modal-body {
  padding: 20px 24px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 16px 24px 20px;
  border-top: 1px solid var(--border);
}

/* =============================================
   フォーム要素
   ============================================= */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
  transition: var(--transition);
  outline: none;
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(62, 207, 142, 0.15);
}

.form-group input:read-only {
  opacity: 0.5;
  cursor: not-allowed;
}

.required {
  color: var(--danger);
}

/* =============================================
   カラム定義エリア
   ============================================= */
.columns-section {
  margin-top: 20px;
}

.columns-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.columns-header label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-add-column {
  background: none;
  border: 1px solid var(--primary);
  color: var(--primary);
  padding: 4px 12px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 12px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 4px;
}

.btn-add-column:hover {
  background: var(--primary);
  color: white;
}

.column-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 8px;
  margin-bottom: 8px;
  align-items: center;
}

.column-row input,
.column-row select {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 8px 10px;
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: var(--transition);
}

.column-row input:focus,
.column-row select:focus {
  border-color: var(--primary);
}

.col-primary-badge {
  background: var(--primary);
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 700;
  white-space: nowrap;
}

.btn-remove-col {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  transition: var(--transition);
}

.btn-remove-col:hover {
  color: var(--danger);
  background: rgba(255,68,68,0.1);
}

/* =============================================
   ボタン
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  font-size: 13px;
  font-family: inherit;
  font-weight: 500;
  transition: var(--transition);
  white-space: nowrap;
}

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

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

.btn-secondary {
  background: var(--bg-hover);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--border);
  color: var(--text-primary);
}

.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.btn-danger {
  background: var(--danger);
  color: white;
}

.btn-danger:hover {
  background: var(--danger-dark);
}

.btn-icon {
  padding: 6px 8px;
  background: none;
  border: 1px solid transparent;
  color: var(--text-muted);
  border-radius: var(--radius);
}

.btn-icon:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border);
}

.btn-lg {
  padding: 12px 24px;
  font-size: 15px;
}

.mt-3 { margin-top: 12px; }

/* =============================================
   メインレイアウト
   ============================================= */
.app-layout {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* =============================================
   サイドバー
   ============================================= */
.sidebar {
  width: 260px;
  min-width: 260px;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-header {
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 16px;
}

.logo-title {
  display: block;
  font-weight: 700;
  font-size: 13px;
  color: var(--text-primary);
}

.logo-subtitle {
  display: block;
  font-size: 10px;
  color: var(--text-muted);
}

.supabase-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--text-muted);
}

#connection-indicator {
  font-size: 8px;
  transition: var(--transition);
}

#connection-indicator.connected { color: var(--success); }
#connection-indicator.disconnected { color: var(--danger); }
#connection-indicator.connecting { 
  color: var(--warning);
  animation: pulse 1s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 12px 0;
}

.nav-section-title {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0 4px;
  margin-bottom: 6px;
}

.nav-section-title.mt-2 {
  margin-top: 16px;
}

.sidebar-actions {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 4px;
}

.btn-sidebar-action {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 12px;
  font-family: inherit;
  font-weight: 600;
  transition: var(--transition);
}

.btn-sidebar-action:hover {
  background: var(--primary-dark);
}

.btn-sidebar-action-secondary {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-sidebar-action-secondary:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--text-muted);
}

/* テーブルリスト */
.table-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.table-list-empty {
  text-align: center;
  padding: 24px 16px;
  color: var(--text-muted);
}

.table-list-empty i {
  font-size: 24px;
  margin-bottom: 8px;
  display: block;
  opacity: 0.4;
}

.table-list-empty p {
  font-size: 12px;
}

.table-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  group: true;
}

.table-item:hover {
  background: var(--bg-hover);
}

.table-item.active {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.table-item.active .table-item-icon,
.table-item.active .table-item-name {
  color: var(--primary-dark);
}

.table-item-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border-radius: 4px;
  color: var(--text-muted);
  font-size: 11px;
  flex-shrink: 0;
}

.table-item.active .table-item-icon {
  background: rgba(62, 207, 142, 0.2);
}

.table-item-name {
  flex: 1;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  truncate: true;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.table-item-actions {
  display: none;
  gap: 2px;
}

.table-item:hover .table-item-actions {
  display: flex;
}

.table-item-action-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 3px;
  font-size: 11px;
  transition: var(--transition);
}

.table-item-action-btn:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.1);
}

.table-item-action-btn.delete-btn:hover {
  color: var(--danger);
}

.sidebar-footer {
  padding: 12px 12px 16px;
  border-top: 1px solid var(--border);
}

.btn-ai-consult {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  background: linear-gradient(135deg, #6C47FF, #3ECF8E);
  color: white;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
  font-family: inherit;
  font-weight: 600;
  margin-bottom: 10px;
  transition: var(--transition);
}

.btn-ai-consult:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.supabase-info {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 11px;
  color: var(--text-muted);
}

.supabase-info i {
  color: var(--primary);
}

/* =============================================
   メインコンテンツ
   ============================================= */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-dark);
}

/* ヘッダー */
.content-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-dark);
  flex-shrink: 0;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.content-header h1 {
  font-size: 18px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.content-header h1 i {
  color: var(--primary);
  font-size: 16px;
}

.table-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.table-meta.hidden { display: none; }

.meta-badge {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  color: var(--text-muted);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* =============================================
   ダッシュボード
   ============================================= */
.dashboard-view {
  flex: 1;
  overflow-y: auto;
  padding: 32px 24px;
}

.dashboard-welcome {
  text-align: center;
  padding: 60px 24px;
  max-width: 480px;
  margin: 0 auto;
}

.welcome-icon {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: white;
  margin: 0 auto 24px;
}

.dashboard-welcome h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
}

.dashboard-welcome p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 28px;
}

.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 32px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  cursor: pointer;
  transition: var(--transition);
}

.stat-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(62, 207, 142, 0.15);
}

.stat-card-icon {
  width: 40px;
  height: 40px;
  background: rgba(62, 207, 142, 0.15);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 18px;
  margin-bottom: 12px;
}

.stat-card-name {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 4px;
}

.stat-card-count {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
}

.stat-card-label {
  font-size: 11px;
  color: var(--text-muted);
}

/* =============================================
   テーブルビュー
   ============================================= */
.table-view {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 16px 24px;
  gap: 12px;
}

.table-view.hidden { display: none; }

/* ツールバー */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-shrink: 0;
}

.toolbar-left {
  flex: 1;
  max-width: 360px;
}

.toolbar-right {
  display: flex;
  gap: 8px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0 12px;
  transition: var(--transition);
}

.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(62, 207, 142, 0.15);
}

.search-box i {
  color: var(--text-muted);
  font-size: 13px;
}

.search-box input {
  background: none;
  border: none;
  outline: none;
  color: var(--text-primary);
  padding: 8px 0;
  font-size: 13px;
  font-family: inherit;
  width: 100%;
}

.search-box input::placeholder {
  color: var(--text-muted);
}

/* テーブル */
.table-container {
  flex: 1;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table thead {
  position: sticky;
  top: 0;
  z-index: 10;
}

.data-table th {
  background: var(--bg-sidebar);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(51,51,51,0.5);
  color: var(--text-primary);
  max-width: 240px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.data-table tbody tr:hover {
  background: var(--bg-hover);
}

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

.table-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 24px;
  color: var(--text-muted);
  gap: 12px;
}

.table-empty.hidden { display: none; }

.table-empty i {
  font-size: 40px;
  opacity: 0.3;
}

.table-empty p {
  font-size: 14px;
}

/* アクションセル */
.actions-cell {
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: var(--transition);
}

tr:hover .actions-cell {
  opacity: 1;
}

/* ページネーション */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  padding: 4px 0;
}

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

.pagination-controls {
  display: flex;
  gap: 4px;
}

.page-btn {
  padding: 4px 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 12px;
  transition: var(--transition);
}

.page-btn:hover:not(:disabled) {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.page-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.page-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* =============================================
   AI チャット
   ============================================= */
.ai-chat-messages {
  height: 360px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-right: 4px;
}

.ai-message, .user-message {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.user-message {
  flex-direction: row-reverse;
}

.ai-avatar, .user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}

.ai-avatar {
  background: linear-gradient(135deg, #6C47FF, #3ECF8E);
  color: white;
}

.user-avatar {
  background: var(--primary);
  color: white;
}

.ai-bubble, .user-bubble {
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.6;
  max-width: 80%;
}

.ai-bubble {
  background: var(--bg-hover);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: 4px 12px 12px 12px;
}

.user-bubble {
  background: var(--primary);
  color: white;
  border-radius: 12px 4px 12px 12px;
}

.ai-input-area {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  align-items: flex-end;
}

.ai-input-area textarea {
  flex: 1;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 10px 12px;
  font-size: 13px;
  font-family: inherit;
  resize: none;
  outline: none;
  transition: var(--transition);
}

.ai-input-area textarea:focus {
  border-color: var(--primary);
}

/* =============================================
   リレーション表示
   ============================================= */
.relations-view {
  min-height: 300px;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  padding: 10px;
}

.relation-card {
  background: var(--bg-dark);
  border: 1px solid var(--primary);
  border-radius: var(--radius-lg);
  min-width: 200px;
  padding: 16px;
}

.relation-card-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.relation-field {
  font-size: 12px;
  padding: 4px 0;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
}

.relation-field:last-child {
  border-bottom: none;
}

.relation-field-type {
  font-size: 10px;
  color: var(--text-muted);
  background: var(--bg-card);
  padding: 1px 6px;
  border-radius: 3px;
}

/* =============================================
   カラム管理
   ============================================= */
.col-manage-row {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 8px;
  margin-bottom: 8px;
  align-items: center;
}

.col-manage-row input,
.col-manage-row select {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 8px 10px;
  font-size: 13px;
  font-family: inherit;
  outline: none;
}

/* =============================================
   スクロールバー
   ============================================= */
::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 2px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* =============================================
   ユーティリティ
   ============================================= */
.hidden { display: none !important; }
.text-danger { color: var(--danger); font-size: 12px; margin-top: 4px; }
.text-muted { color: var(--text-muted); }

/* IDセル */
.id-cell {
  font-family: monospace;
  font-size: 11px;
  color: var(--text-muted);
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 接続エラーバナー */
.connection-error-banner {
  background: rgba(255, 68, 68, 0.1);
  border: 1px solid rgba(255, 68, 68, 0.3);
  border-radius: var(--radius);
  padding: 10px 16px;
  font-size: 12px;
  color: var(--danger);
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 24px 12px;
}

/* =============================================
   レスポンシブ
   ============================================= */
@media (max-width: 768px) {
  .sidebar {
    width: 220px;
    min-width: 220px;
  }

  .content-header {
    padding: 12px 16px;
  }

  .table-view {
    padding: 12px 16px;
  }

  .dashboard-view {
    padding: 20px 16px;
  }
}

@media (max-width: 600px) {
  .app-layout {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    min-width: unset;
    height: auto;
    max-height: 40vh;
  }
}