/* ============================================
   CPMS UI 升級 - 全站共用規範
   ============================================ */

/* 字體設定 */
html {
  font-size: 14px;
  font-family: 'Noto Sans TC', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

body {
  font-size: 14px;
  line-height: 1.6;
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* 標題字級 */
h1 { font-size: 24px; }
h2 { font-size: 22px; }
h3 { font-size: 20px; }
h4 { font-size: 18px; }
h5 { font-size: 16px; }
h6 { font-size: 14px; }

/* 區塊間距 */
.section-spacing {
  margin-bottom: 32px;
}

@media (max-width: 767px) {
  .section-spacing {
    margin-bottom: 24px;
  }
}

/* ============================================
   狀態顏色規範
   ============================================ */
:root {
  /* 狀態顏色 */
  --status-online: #28a745;      /* 綠 - Online */
  --status-charging: #0d6efd;     /* 藍 - Charging */
  --status-offline: #ffc107;      /* 黃 - Offline */
  --status-error: #dc3545;        /* 紅 - Error/Faulted */
  --status-success: #28a745;      /* 綠 - Success */
  --status-warning: #ffc107;       /* 黃 - Warning */
  --status-info: #0dcaf0;         /* 藍 - Info */
  
  /* 主要顏色 */
  --primary-color: #0d6efd;       /* 藍 - Primary 操作 */
  --danger-color: #dc3545;        /* 紅 - 危險操作 */
  
  /* 間距 */
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  
  /* 圓角 */
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
  
  /* 陰影 */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
  
  /* 淺色主題（預設） */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #e9ecef;
  --text-primary: #212529;
  --text-secondary: #6c757d;
  --text-muted: #adb5bd;
  --border-color: #dee2e6;
  --card-bg: #ffffff;
  --card-border: rgba(0, 0, 0, 0.05);
  --navbar-bg: #ffffff;
  --navbar-text: #212529;
  --table-bg: #ffffff;
  --table-hover-bg: #f8f9fa;
  --input-bg: #ffffff;
  --input-border: #ced4da;
  --modal-bg: #ffffff;
  --toast-bg: rgba(255, 255, 255, 0.95);
}

/* 暗色主題 */
[data-theme="dark"] {
  /* 狀態顏色保持不變 */
  --status-online: #4ade80;      /* 亮綠 - Online */
  --status-charging: #60a5fa;     /* 亮藍 - Charging */
  --status-offline: #fbbf24;     /* 亮黃 - Offline */
  --status-error: #f87171;       /* 亮紅 - Error */
  --status-success: #4ade80;     /* 亮綠 - Success */
  --status-warning: #fbbf24;     /* 亮黃 - Warning */
  --status-info: #38bdf8;        /* 亮藍 - Info */
  
  /* 主要顏色調整 */
  --primary-color: #60a5fa;      /* 亮藍 - Primary */
  --danger-color: #f87171;       /* 亮紅 - Danger */
  
  /* 背景顏色 */
  --bg-primary: #1a1a1a;         /* 主背景 */
  --bg-secondary: #252525;       /* 次背景 */
  --bg-tertiary: #2d2d2d;        /* 第三背景 */
  --text-primary: #e5e5e5;       /* 主文字 */
  --text-secondary: #a3a3a3;     /* 次文字 */
  --text-muted: #737373;         /* 弱文字 */
  --border-color: #404040;       /* 邊框 */
  --card-bg: #252525;            /* 卡片背景 */
  --card-border: rgba(255, 255, 255, 0.1);
  --navbar-bg: #1a1a1a;          /* 導覽列背景 */
  --navbar-text: #e5e5e5;        /* 導覽列文字 */
  --table-bg: #252525;           /* 表格背景 */
  --table-hover-bg: #2d2d2d;     /* 表格 hover */
  --input-bg: #2d2d2d;           /* 輸入框背景 */
  --input-border: #404040;       /* 輸入框邊框 */
  --modal-bg: #252525;           /* Modal 背景 */
  --toast-bg: rgba(37, 37, 37, 0.95);
  
  /* 陰影調整（暗色主題需要更明顯的陰影） */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
}

/* 狀態 Badge 顏色 */
.badge-status-online {
  background-color: var(--status-online) !important;
  color: white;
  border-radius: 12px;
  padding: 4px 12px;
}

.badge-status-charging {
  background-color: var(--status-charging) !important;
  color: white;
  border-radius: 12px;
  padding: 4px 12px;
}

.badge-status-offline {
  background-color: var(--status-offline) !important;
  color: var(--text-primary);
  border-radius: 12px;
  padding: 4px 12px;
}

[data-theme="dark"] .badge-status-offline {
  color: #000;
}

.badge-status-error,
.badge-status-faulted {
  background-color: var(--status-error) !important;
  color: white;
  border-radius: 12px;
  padding: 4px 12px;
}

.badge-status-success {
  background-color: var(--status-success) !important;
  color: white;
  border-radius: 12px;
  padding: 4px 12px;
}

.badge-status-warning {
  background-color: var(--status-warning) !important;
  color: #000;
  border-radius: 12px;
  padding: 4px 12px;
}

[data-theme="dark"] .badge-status-warning {
  color: #000;
}

/* ============================================
   KPI 卡片樣式
   ============================================ */
.kpi-card {
  border-radius: var(--border-radius-md) !important;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
}

.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.kpi-card .card-body {
  padding: 1.25rem;
}

/* ============================================
   商業級 SaaS Dashboard KPI 卡片樣式
   ============================================ */
.kpi-card-primary {
  min-height: 140px;
  border-radius: var(--border-radius-md) !important;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
  border: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.kpi-card-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.kpi-card-primary .card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.kpi-card-primary .kpi-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.kpi-card-primary .kpi-title {
  font-size: 0.875rem;
  font-weight: 500;
  opacity: 0.9;
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.kpi-card-primary .kpi-icon {
  font-size: 1.75rem;
  opacity: 0.8;
}

.kpi-card-primary .kpi-value {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
  margin: 0.5rem 0;
}

.kpi-card-primary .kpi-unit {
  font-size: 0.75rem;
  font-weight: 400;
  opacity: 0.8;
  margin-left: 0.25rem;
}

.kpi-card-primary .kpi-footer {
  margin-top: auto;
  padding-top: 0.75rem;
  font-size: 0.75rem;
  opacity: 0.7;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .kpi-card-primary:not(.text-white) .kpi-footer {
  border-top-color: rgba(0, 0, 0, 0.1);
}

/* 次要 KPI 卡片（較小） */
.kpi-card-secondary {
  min-height: 110px;
  border-radius: var(--border-radius-md) !important;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
  border: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.kpi-card-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.kpi-card-secondary .card-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.kpi-card-secondary .kpi-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}

.kpi-card-secondary .kpi-title {
  font-size: 0.8rem;
  font-weight: 500;
  opacity: 0.9;
  margin: 0;
}

.kpi-card-secondary .kpi-icon {
  font-size: 1.5rem;
  opacity: 0.8;
}

.kpi-card-secondary .kpi-value {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin: 0.25rem 0;
}

.kpi-card-secondary .kpi-footer {
  margin-top: auto;
  padding-top: 0.5rem;
  font-size: 0.7rem;
  opacity: 0.7;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .kpi-card-secondary:not(.text-white) .kpi-footer {
  border-top-color: rgba(0, 0, 0, 0.1);
}

/* ============================================
   表格樣式
   ============================================ */
.table {
  font-size: 14px;
}

.table-hover tbody tr {
  transition: background-color 0.15s ease;
}

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

.table thead th {
  font-weight: 600;
  border-bottom: 2px solid var(--border-color);
  padding: 12px;
  color: var(--text-primary);
  background-color: var(--bg-secondary);
}

.table tbody td {
  padding: 12px;
  vertical-align: middle;
  color: var(--text-primary);
  background-color: var(--table-bg);
}

/* ============================================
   按鈕樣式
   ============================================ */
.btn {
  border-radius: var(--border-radius-sm);
  font-weight: 500;
  padding: 8px 16px;
  transition: all 0.2s ease;
}

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

.btn-primary:hover {
  background-color: #0b5ed7;
  border-color: #0a58ca;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

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

.btn-danger:hover {
  background-color: #bb2d3b;
  border-color: #b02a37;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.btn-sm {
  padding: 4px 12px;
  font-size: 13px;
}

/* ============================================
   表單樣式
   ============================================ */
.form-control,
.form-select {
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--input-border);
  background-color: var(--input-bg);
  color: var(--text-primary);
  padding: 8px 12px;
  font-size: 14px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.3s ease, color 0.3s ease;
}

.form-control::placeholder,
.form-select::placeholder {
  color: var(--text-muted);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

/* ============================================
   卡片樣式
   ============================================ */
.card {
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--card-border);
  background-color: var(--card-bg);
  color: var(--text-primary);
  transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

.card-header {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 16px;
  font-weight: 600;
  color: var(--text-primary);
  transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

/* ============================================
   空狀態樣式
   ============================================ */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-secondary);
}

.empty-state i {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state h5 {
  margin-bottom: 8px;
  color: var(--text-primary);
}

.empty-state p {
  margin-bottom: 0;
  font-size: 14px;
}

/* ============================================
   查詢區塊樣式
   ============================================ */
.query-section {
  background-color: var(--bg-secondary);
  border-radius: var(--border-radius-md);
  padding: 24px;
  margin-bottom: var(--spacing-lg);
  border: 1px solid var(--border-color);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

/* ============================================
   Summary Bar 樣式
   ============================================ */
.summary-bar {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border-radius: var(--border-radius-md);
  padding: 20px;
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-md);
}

.summary-bar .summary-item {
  text-align: center;
}

.summary-bar .summary-item h6 {
  font-size: 12px;
  opacity: 0.9;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.summary-bar .summary-item h4 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 0;
}

/* ============================================
   Focus 樣式
   ============================================ */
.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

/* ============================================
   Loading Spinner
   ============================================ */
.spinner-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

/* ============================================
   導覽列樣式
   ============================================ */
.navbar {
  background-color: var(--navbar-bg) !important;
  border-bottom-color: var(--border-color) !important;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

/* RWD - 導覽列固定置頂 */
header {
  position: sticky;
  top: 0;
  z-index: 1030;
  width: 100%;
}

header .navbar {
  position: relative;
}

.navbar-brand,
.nav-link {
  color: var(--navbar-text) !important;
  transition: color 0.3s ease;
}

.nav-link-hover:hover {
  background-color: rgba(13, 110, 253, 0.1) !important;
  transition: background-color 0.2s ease;
}

.nav-link.active {
  color: var(--primary-color) !important;
}

/* ============================================
   響應式選單按鈕（RWD）
   ============================================ */
.navbar-toggler {
  padding: 0.35rem 0.5rem !important;
  font-size: 1.1rem !important;
  border: 2px solid var(--border-color) !important;
  border-radius: var(--border-radius-sm) !important;
  background-color: var(--bg-secondary) !important;
  color: var(--navbar-text) !important;
  transition: all 0.2s ease !important;
  box-shadow: var(--shadow-sm) !important;
}

.navbar-toggler:hover {
  background-color: var(--bg-tertiary) !important;
  border-color: var(--primary-color) !important;
  box-shadow: var(--shadow-md) !important;
  transform: scale(1.05);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25) !important;
  outline: none !important;
}

.navbar-toggler-icon {
  width: 1.1em !important;
  height: 1.1em !important;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='currentColor' stroke-linecap='round' stroke-miterlimit='10' stroke-width='3' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
  filter: none !important;
}

/* 暗色主題下的選單按鈕 */
[data-theme="dark"] .navbar-toggler {
  background-color: var(--bg-secondary) !important;
  border-color: var(--border-color) !important;
  color: var(--navbar-text) !important;
}

[data-theme="dark"] .navbar-toggler:hover {
  background-color: var(--bg-tertiary) !important;
  border-color: var(--primary-color) !important;
}

/* 淺色主題下的選單按鈕 */
:root:not([data-theme="dark"]) .navbar-toggler {
  background-color: var(--bg-secondary) !important;
  border-color: var(--border-color) !important;
  color: var(--navbar-text) !important;
}

:root:not([data-theme="dark"]) .navbar-toggler:hover {
  background-color: var(--bg-tertiary) !important;
  border-color: var(--primary-color) !important;
}

/* ============================================
   暗色主題 - 導覽列
   ============================================ */
[data-theme="dark"] .navbar {
  background-color: var(--navbar-bg) !important;
  border-bottom-color: var(--border-color) !important;
}

[data-theme="dark"] .navbar-brand,
[data-theme="dark"] .nav-link {
  color: var(--navbar-text) !important;
}

[data-theme="dark"] .nav-link-hover:hover {
  background-color: rgba(96, 165, 250, 0.1) !important;
}

[data-theme="dark"] .nav-link.active {
  color: var(--primary-color) !important;
}

/* ============================================
   淺色主題 - 導覽列
   ============================================ */
:root:not([data-theme="dark"]) .navbar {
  background-color: var(--navbar-bg) !important;
  border-bottom-color: var(--border-color) !important;
}

:root:not([data-theme="dark"]) .navbar-brand,
:root:not([data-theme="dark"]) .nav-link {
  color: var(--navbar-text) !important;
}

:root:not([data-theme="dark"]) .nav-link-hover:hover {
  background-color: rgba(13, 110, 253, 0.1) !important;
}

:root:not([data-theme="dark"]) .nav-link.active {
  color: var(--primary-color) !important;
}

/* ============================================
   暗色主題 - 表格
   ============================================ */
[data-theme="dark"] .table {
  color: var(--text-primary);
  background-color: var(--table-bg);
}

[data-theme="dark"] .table-striped > tbody > tr:nth-of-type(odd) > td {
  background-color: var(--bg-tertiary);
}

[data-theme="dark"] .table-hover > tbody > tr:hover > td {
  background-color: var(--table-hover-bg);
}

/* ============================================
   暗色主題 - Modal
   ============================================ */
[data-theme="dark"] .modal-content {
  background-color: var(--modal-bg);
  color: var(--text-primary);
  border-color: var(--border-color);
}

[data-theme="dark"] .modal-header {
  background-color: var(--bg-secondary);
  border-bottom-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] .modal-footer {
  background-color: var(--bg-secondary);
  border-top-color: var(--border-color);
}

/* ============================================
   暗色主題 - Dropdown
   ============================================ */
[data-theme="dark"] .dropdown-menu {
  background-color: var(--card-bg);
  border-color: var(--border-color);
}

[data-theme="dark"] .dropdown-item {
  color: var(--text-primary);
}

[data-theme="dark"] .dropdown-item:hover {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

/* ============================================
   暗色主題 - Container
   ============================================ */
[data-theme="dark"] .container,
[data-theme="dark"] .container-fluid {
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

/* Footer 內的 container 使用與 footer 相同的背景色 */
.footer .container,
[data-theme="dark"] .footer .container {
  background-color: var(--bg-primary) !important;
}

/* ============================================
   Footer 樣式
   ============================================ */
.footer {
  position: relative !important; /* 覆蓋 _Layout.cshtml.css 中的 absolute */
  bottom: auto !important;
  width: 100%;
  padding: 1rem 0;
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-color) !important; /* 覆蓋 Bootstrap 的 border-top 類別 */
  color: var(--text-secondary);
  transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
  margin-top: auto;
  white-space: normal;
  line-height: 1.6;
  font-size: 0.875rem; /* 14px */
}

/* 確保 border-top 類別不會覆蓋我們的設定 */
.footer.border-top {
  border-top: 1px solid var(--border-color) !important;
}

.footer .container {
  color: var(--text-secondary);
  background-color: var(--bg-primary) !important; /* 與 footer 使用相同的背景色 */
}

.footer a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

.footer a:hover {
  color: var(--primary-color);
  text-decoration: underline;
  opacity: 0.8;
}

/* 確保 footer 文字顏色一致 */
.footer,
.footer * {
  color: var(--text-secondary);
  transition: color 0.3s ease;
}

.footer a,
.footer a * {
  color: var(--primary-color);
  transition: color 0.3s ease;
}

/* 淺色主題 - Footer 文字顏色 */
:root:not([data-theme="dark"]) .footer,
:root:not([data-theme="dark"]) .footer * {
  color: var(--text-secondary);
}

:root:not([data-theme="dark"]) .footer a,
:root:not([data-theme="dark"]) .footer a * {
  color: var(--primary-color);
}

/* ============================================
   暗色主題 - Toast
   ============================================ */
[data-theme="dark"] .toast {
  background-color: var(--toast-bg);
  color: var(--text-primary);
  border-color: var(--border-color);
}

[data-theme="dark"] .toast-header {
  background-color: var(--bg-secondary);
  border-bottom-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="dark"] .toast-body {
  background-color: var(--toast-bg);
  color: var(--text-primary);
}

/* ============================================
   暗色主題 - 文字顏色
   ============================================ */
[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4,
[data-theme="dark"] h5,
[data-theme="dark"] h6 {
  color: var(--text-primary);
}

[data-theme="dark"] .text-muted {
  color: var(--text-muted) !important;
}

[data-theme="dark"] .text-secondary {
  color: var(--text-secondary) !important;
}

/* ============================================
   淺色主題 - 文字顏色（確保正確顯示）
   ============================================ */
:root:not([data-theme="dark"]) body,
:root:not([data-theme="dark"]) .container,
:root:not([data-theme="dark"]) .container-fluid {
  color: var(--text-primary);
}

:root:not([data-theme="dark"]) .text-muted {
  color: var(--text-muted) !important;
}

:root:not([data-theme="dark"]) .text-secondary {
  color: var(--text-secondary) !important;
}

/* ============================================
   暗色主題 - 輸入框標籤
   ============================================ */
[data-theme="dark"] .form-label {
  color: var(--text-primary);
}

/* ============================================
   暗色主題 - KPI 卡片文字
   ============================================ */
[data-theme="dark"] .kpi-card .card-title,
[data-theme="dark"] .kpi-card h3,
[data-theme="dark"] .kpi-card h4,
[data-theme="dark"] .kpi-card h5,
[data-theme="dark"] .kpi-card h6 {
  color: inherit;
}

/* ============================================
   暗色主題 - Summary Bar 調整
   ============================================ */
[data-theme="dark"] .summary-bar {
  background: linear-gradient(135deg, #4a5568 0%, #2d3748 100%);
}

/* ============================================
   暗色主題 - Dashboard 底部區塊
   ============================================ */
[data-theme="dark"] .card-header.bg-warning {
  background-color: #f59e0b !important; /* 保持警告色，但稍微調整 */
  color: #000 !important;
}

[data-theme="dark"] .card-header.bg-primary {
  background-color: var(--primary-color) !important;
  color: #fff !important;
}

[data-theme="dark"] .list-group-item {
  background-color: var(--card-bg);
  color: var(--text-primary);
  border-color: var(--border-color);
}

[data-theme="dark"] .list-group-item:hover {
  background-color: var(--bg-tertiary);
}

[data-theme="dark"] .btn-outline-warning {
  border-color: #f59e0b;
  color: #f59e0b;
}

[data-theme="dark"] .btn-outline-warning:hover {
  background-color: #f59e0b;
  border-color: #f59e0b;
  color: #000;
}

[data-theme="dark"] .btn-outline-primary {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

[data-theme="dark"] .btn-outline-primary:hover {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: #fff;
}

.spinner-border {
  width: 3rem;
  height: 3rem;
}

/* ============================================
   響應式設計 - 行動裝置選單
   ============================================ */
@media (max-width: 575.98px) {
  /* 手機版 - 確保導覽列固定置頂 */
  header {
    position: sticky;
    top: 0;
    z-index: 1030;
    width: 100%;
  }
  
  .navbar-toggler {
    padding: 0.4rem 0.65rem !important;
    font-size: 1.25rem !important;
    min-width: 36px;
    min-height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1000;
  }
  
  .navbar-toggler-icon {
    width: 1.25em !important;
    height: 1.25em !important;
  }
  
  .navbar-collapse {
    margin-top: 1rem;
    padding: 1rem;
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
  }
  
  .navbar-nav {
    gap: 0.5rem;
  }
  
  .nav-link {
    padding: 0.75rem 1rem !important;
    border-radius: var(--border-radius-sm);
    display: block;
  }
  
  .nav-link-hover:hover {
    background-color: rgba(13, 110, 253, 0.15) !important;
  }
  
  [data-theme="dark"] .nav-link-hover:hover {
    background-color: rgba(96, 165, 250, 0.15) !important;
  }
  
  .navbar-brand {
    font-size: 1.5rem !important;
    font-weight: 600;
  }
}

/* 平板裝置 */
@media (min-width: 576px) and (max-width: 991.98px) {
  /* 平板版 - 確保導覽列固定置頂 */
  header {
    position: sticky;
    top: 0;
    z-index: 1030;
    width: 100%;
  }
  
  .navbar-toggler {
    padding: 0.375rem 0.6rem !important;
    font-size: 1.2rem !important;
  }
  
  .navbar-toggler-icon {
    width: 1.2em !important;
    height: 1.2em !important;
  }
}