/* ==========================================================================
   Theme Variables — Light & Dark
   CSS custom properties driven by ThemeEngine (document.documentElement.dataset.theme).
   Brand colors (--primary, --primary-dark, --bg, --soft) may be overridden at runtime
   via ThemeEngine.applyBrandColors().
   WCAG 2.1 AA: normal text ≥ 4.5:1, large text ≥ 3:1 contrast ratio.
   ========================================================================== */

/* Layout tokens (theme-independent) */
:root {
  --sidebar-w: 240px;
  --header-h: 56px;
  --radius: 8px;
  --radius-sm: 6px;
  --radius-lg: 12px;

  /* Sophisticated shadows (layered, subtle) */
  --shadow-xs: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(15, 23, 42, 0.08), 0 1px 2px -1px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 6px 12px -2px rgba(15, 23, 42, 0.08), 0 3px 7px -3px rgba(15, 23, 42, 0.06);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.06);
}

/* Light theme (default) */
[data-theme="light"] {
  color-scheme: light;

  /* Brand colors — refined indigo */
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --primary-darker: #3730a3;
  --primary-btn-bg: #4f46e5;
  --primary-btn-hover: #4338ca;
  --bg: #f4f6fb;
  --soft: #eef2ff;

  /* Surfaces — slight warm tint */
  --surface: #ffffff;
  --surface-raised: #ffffff;
  --surface-sunken: #f7f8fa;
  --panel: #ffffff;

  /* Text — carefully balanced grays */
  --text: #111827;
  --text-secondary: #374151;
  --muted: #6b7280;
  --muted-soft: #9ca3af;

  /* Borders & lines */
  --border: #dde3ec;
  --border-soft: #eef1f5;
  --line: #dde3ec;

  /* Accent colors */
  --primary-light: #e0e7ff;
  --success: #10b981;
  --success-light: #ecfdf5;
  --danger: #ef4444;
  --danger-light: #fef2f2;
  --warning: #f59e0b;
  --warning-light: #fffbeb;
  --info: #3b82f6;
  --info-light: #eff6ff;

  /* Legacy shadows (mapped to new scale) */
  --shadow: var(--shadow-sm);
  --shadow-lg: var(--shadow-xl);

  /* Sidebar — deep slate */
  --sidebar-bg: #0f172a;
  --sidebar-text: #e2e8f0;
  --sidebar-hover: #1e293b;
  --sidebar-border: #1e293b;
  --sidebar-active-bg: rgba(79, 70, 229, 0.18);
  --sidebar-active-text: #ffffff;

  /* Interactive states */
  --hover-bg: #f3f4f6;
  --focus-ring: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

/* Dark theme */
[data-theme="dark"] {
  color-scheme: dark;

  /* Brand colors — refined for dark */
  --primary: #818cf8;
  --primary-dark: #6366f1;
  --primary-darker: #4f46e5;
  --primary-btn-bg: #4f46e5;
  --primary-btn-hover: #4338ca;
  --bg: #0a0e1a;
  --soft: #1e1b4b;

  /* Surfaces */
  --surface: #151a28;
  --surface-raised: #1c2234;
  --surface-sunken: #0f1420;
  --panel: #151a28;

  /* Text */
  --text: #f1f5f9;
  --text-secondary: #cbd5e1;
  --muted: #94a3b8;
  --muted-soft: #64748b;

  /* Borders & lines */
  --border: #2a3244;
  --border-soft: #1e2535;
  --line: #2a3244;

  /* Accent colors */
  --primary-light: #1e1b4b;
  --success: #34d399;
  --success-light: #064e3b;
  --danger: #f87171;
  --danger-light: #450a0a;
  --warning: #fbbf24;
  --warning-light: #451a03;
  --info: #60a5fa;
  --info-light: #1e3a5f;

  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.4), 0 1px 2px -1px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
  --shadow: var(--shadow-sm);
  --shadow-lg: var(--shadow-xl);

  /* Sidebar */
  --sidebar-bg: #020617;
  --sidebar-text: #e2e8f0;
  --sidebar-hover: #151a28;
  --sidebar-border: #1e2535;
  --sidebar-active-bg: rgba(129, 140, 248, 0.2);
  --sidebar-active-text: #ffffff;

  /* Interactive states */
  --hover-bg: #1c2234;
  --focus-ring: 0 0 0 3px rgba(129, 140, 248, 0.2);
}

* { box-sizing: border-box; }

/* Skip to content link — visible only on focus for keyboard users */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 9999;
  padding: 8px 16px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: top 0.2s;
}
.skip-link:focus {
  top: 8px;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
  font-size: 14px;
  line-height: 1.5;
}

h1, h2, h3, h4, p { margin-top: 0; }
a { color: var(--primary); text-decoration: none; cursor: pointer; }
button, input, textarea, select { font: inherit; border: 1px solid var(--border); border-radius: var(--radius); padding: 8px 12px; background: var(--surface); color: var(--text); }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--primary); box-shadow: var(--focus-ring); }
button { cursor: pointer; background: var(--surface); transition: all 0.2s; }
button:hover { background: var(--hover-bg); }
button:disabled { opacity: 0.6; cursor: not-allowed; }

/* Buttons */
.btn-primary { background: var(--primary-btn-bg, var(--primary)); color: #fff; border-color: var(--primary-btn-bg, var(--primary)); font-weight: 500; box-shadow: 0 1px 2px rgba(37, 99, 235, 0.15); border-radius: 6px; padding: 8px 16px; }
.btn-primary:hover { background: var(--primary-btn-hover, var(--primary-dark)); border-color: var(--primary-btn-hover, var(--primary-dark)); box-shadow: 0 2px 6px rgba(37, 99, 235, 0.25); }
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); box-shadow: 0 1px 2px rgba(239, 68, 68, 0.15); border-radius: 6px; padding: 8px 16px; font-weight: 500; }
.btn-danger:hover { background: #dc2626; border-color: #dc2626; box-shadow: 0 2px 6px rgba(239, 68, 68, 0.25); }
.btn-sm { padding: 5px 12px; font-size: 12px; border-radius: 5px; }

/* Layout */
.app-container { display: flex; height: 100vh; }

.sidebar {
  width: var(--sidebar-w); background: var(--sidebar-bg); color: var(--sidebar-text);
  display: flex; flex-direction: column; flex-shrink: 0;
}
.sidebar-header {
  height: var(--header-h); padding: 0 20px; display: flex; align-items: center; gap: 10px;
  font-size: 18px; font-weight: 700; border-bottom: 1px solid var(--sidebar-border);
}
.sidebar-header span {
  width: 28px; height: 28px; background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 6px; display: grid; place-items: center; font-size: 14px;
}
.nav-links {
  list-style: none; padding: 12px 0; margin: 0; flex: 1; overflow-y: auto;
}
.nav-links li { padding: 0 12px; }
.nav-links a {
  display: block; padding: 10px 16px; color: var(--sidebar-text); opacity: 0.8; border-radius: 6px; margin-bottom: 4px; font-size: 14px;
}
.nav-links a:hover, .nav-links a.active {
  background: var(--sidebar-hover); color: var(--sidebar-text); opacity: 1;
}
.nav-divider { height: 1px; background: var(--sidebar-border); margin: 12px 24px; padding: 0 !important; }

.main-content {
  flex: 1; display: flex; flex-direction: column; min-width: 0;
}
.topbar {
  height: var(--header-h); background: var(--surface); border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; padding: 0 24px;
}
.topbar-right { display: flex; gap: 16px; align-items: center; font-size: 14px; }
.page-content {
  flex: 1; overflow-y: auto; padding: 24px;
}
.page-view { display: none; }
.page-view.active { display: block; animation: fadeIn 0.3s; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }

/* Cards & Panels */
.panel {
  background: var(--surface); border-radius: var(--radius); border: 1px solid var(--border);
  padding: 20px; margin-bottom: 24px; box-shadow: var(--shadow);
}
.panel-title { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.panel-title h2 { margin: 0; font-size: 18px; font-weight: 600; }

/* Grid / Forms */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.form-row { margin-bottom: 16px; }
.form-row label { display: block; margin-bottom: 6px; font-size: 14px; color: var(--muted); font-weight: 500; }
.form-row input, .form-row select, .form-row textarea { width: 100%; }

/* Cards Array (Templates) */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.card { border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; background: var(--surface); transition: border-color 0.2s, box-shadow 0.2s; box-shadow: var(--shadow-sm); }
.card:hover { border-color: var(--primary); }
.card h3 { margin: 0 0 8px; font-size: 16px; }
.card p { margin: 0 0 12px; font-size: 13px; color: var(--muted); }

/* Table */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; text-align: left; font-size: 14px; }
th, td { padding: 12px; border-bottom: 1px solid var(--border); }
th { background: var(--bg); font-weight: 600; color: var(--muted); }
tr:hover { background: var(--hover-bg); }

/* Badges */
.badge { padding: 2px 8px; border-radius: 99px; font-size: 12px; font-weight: 500; }
.badge.muted { background: var(--hover-bg); color: var(--muted); }
.badge.primary { background: var(--primary-light); color: var(--primary-dark); }
.badge.success { background: #d1fae5; color: #047857; }
.badge.danger { background: #fee2e2; color: #b91c1c; }

/* Dark theme badge overrides */
[data-theme="dark"] .badge.success { background: #064e3b; color: #6ee7b7; }
[data-theme="dark"] .badge.danger { background: #450a0a; color: #fca5a5; }

/* Dialog Modal */
.dialog-overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(15, 23, 42, 0.6); backdrop-filter: blur(2px);
  display: flex; align-items: center; justify-content: center; z-index: 100;
}
.dialog {
  background: var(--surface); width: 480px; max-width: 90%; border-radius: var(--radius);
  box-shadow: var(--shadow-lg); overflow: hidden;
}
.dialog-header { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; }
.dialog-header h3 { margin: 0; font-size: 16px; }
.dialog-body { padding: 20px; max-height: 70vh; overflow-y: auto; }
.dialog-footer { padding: 16px 20px; border-top: 1px solid var(--border); text-align: right; display: flex; gap: 12px; justify-content: flex-end; }
.hidden { display: none !important; }

/* Helper classes */
.flex { display: flex; }
.gap-2 { gap: 8px; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.mt-4 { margin-top: 16px; }
.text-right { text-align: right; }
.text-sm { font-size: 14px; }
.pre-wrap { white-space: pre-wrap; word-break: break-all; font-family: monospace; background: var(--hover-bg); padding: 12px; border-radius: var(--radius); font-size: 13px; color: var(--text); }
.result-box { padding: 12px; background: var(--sidebar-bg); color: var(--sidebar-text); border-radius: var(--radius); font-family: monospace; font-size: 13px; white-space: pre-wrap; word-break: break-all; max-height: 300px; overflow-y: auto; margin-top: 12px; }

/* ==========================================================================
   App Shell Layout
   Three-column layout: Navigation Bar (top) + Side Menu (left) + Content Area
   ========================================================================== */

.app-shell {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* --- Navigation Bar --- */
/* --- Legacy Navbar — 整条顶栏已移除，样式保留以防旧引用 --- */
.navbar { display: none !important; }

/* 全局通知红点（给 content-icon-btn / legacy navbar-icon-btn 共用） */
.notification-badge {
  position: absolute;
  top: 4px;
  right: 4px;
  min-width: 18px;
  height: 18px;
  background: var(--danger);
  color: #fff;
  font-size: 10px;
  font-weight: 600;
  border-radius: 99px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
  border: 2px solid var(--surface);
  box-sizing: content-box;
}

/* --- Global Search --- */
.global-search {
  width: 100%;
  max-width: 400px;
}
.global-search-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  transition: border-color 0.2s;
}
.global-search-trigger:hover {
  border-color: var(--primary);
}
.global-search-placeholder {
  flex: 1;
  text-align: left;
}
.global-search-shortcut {
  font-size: 11px;
  padding: 2px 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--muted);
}

/* --- User Menu --- */
.user-menu {
  position: relative;
  flex-shrink: 0;
}
.user-menu-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: 1px solid transparent;
  padding: 6px 10px 6px 6px;
  cursor: pointer;
  border-radius: 8px;
  color: var(--text);
  transition: background 0.15s, border-color 0.15s;
}
.user-menu-trigger:hover {
  background: var(--hover-bg);
  border-color: var(--border);
}
.user-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: -0.3px;
  box-shadow: 0 2px 4px rgba(79, 70, 229, 0.2);
}
.user-display-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
}
.user-menu-caret {
  color: var(--muted);
}
.user-menu-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 200px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xl);
  padding: 6px;
  z-index: 100;
  animation: dropdownFadeIn 0.15s ease;
}

@keyframes dropdownFadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.user-menu-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--text);
  border-radius: 5px;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.1s;
}
.user-menu-item:hover,
.user-menu-item:focus {
  background: var(--hover-bg);
  outline: none;
}
.user-menu-item:focus-visible {
  box-shadow: var(--focus-ring);
}
.user-menu-item--danger {
  color: var(--danger);
}
.user-menu-item--danger:hover {
  background: var(--danger-light);
}
.user-menu-divider {
  height: 1px;
  background: var(--border);
  margin: 6px 0;
}

/* --- App Body (Side Menu + Content) --- */
.app-body {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* --- Side Menu --- */
.side-menu {
  width: var(--sidebar-w);
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
  transition: width 0.2s ease;
  z-index: 40;
  border-right: 1px solid var(--sidebar-border);
}

.side-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 14px 14px;
  border-bottom: 1px solid var(--sidebar-border);
  min-height: 56px;
  flex-shrink: 0;
}

.side-menu-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--sidebar-text);
  padding: 4px 6px;
  border-radius: 6px;
  transition: background 0.15s;
  min-width: 0;
  flex: 1;
}
.side-menu-brand:hover {
  background: var(--sidebar-hover);
}

.side-menu-brand-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}
.side-menu-brand-mark svg { display: block; }

.side-menu-brand-text {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.2px;
  color: var(--sidebar-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity 0.2s;
}

.side-menu-collapse-btn {
  background: none;
  border: none;
  padding: 6px;
  color: var(--sidebar-text);
  opacity: 0.6;
  cursor: pointer;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.15s, background 0.15s;
  flex-shrink: 0;
}
.side-menu-collapse-btn:hover {
  opacity: 1;
  background: var(--sidebar-hover);
}

.side-menu-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.12) transparent;
}

.side-menu-nav::-webkit-scrollbar {
  width: 6px;
}
.side-menu-nav::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 3px;
}
.side-menu-nav::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

.menu-group {
  margin-bottom: 2px;
}

.menu-group-label {
  padding: 14px 20px 6px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--sidebar-text);
  opacity: 0.45;
  white-space: nowrap;
  overflow: hidden;
  transition: opacity 0.2s;
}

.menu-group-items {
  list-style: none;
  padding: 0;
  margin: 0;
}

.menu-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 8px 12px;
  color: var(--sidebar-text);
  opacity: 0.72;
  text-decoration: none;
  border-radius: var(--radius-sm);
  margin: 1px 10px;
  font-size: 13.5px;
  font-weight: 500;
  white-space: nowrap;
  transition: background 0.12s, opacity 0.12s, color 0.12s;
  position: relative;
}
.menu-item:hover,
.menu-item:focus {
  background: var(--sidebar-hover);
  opacity: 1;
}
.menu-item.active {
  background: var(--sidebar-active-bg);
  color: var(--sidebar-active-text);
  opacity: 1;
  font-weight: 500;
}
.menu-item.active::before {
  content: '';
  position: absolute;
  left: -10px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--primary);
  border-radius: 0 2px 2px 0;
}
.menu-item:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: -2px;
}

.menu-item-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.9;
}

.menu-item.active .menu-item-icon {
  opacity: 1;
  color: #c7d2fe;
}

.menu-item-label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity 0.2s, width 0.2s;
}

.menu-group-divider {
  display: none;
}

/* --- Content Area --- */
.content-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
  background: var(--bg);
}

/* --- Content Header (Breadcrumb + Notification + User Menu) --- */
.content-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  min-height: 52px;
  box-shadow: var(--shadow-xs);
  z-index: 20;
  position: relative;
}

.content-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.content-header-right {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.content-menu-toggle {
  display: none; /* hidden on desktop, shown on mobile via media query */
  background: none;
  border: none;
  padding: 6px;
  width: 34px;
  height: 34px;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 7px;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
}
.content-menu-toggle:hover {
  background: var(--hover-bg);
  color: var(--text);
}

.content-icon-btn {
  position: relative;
  background: none;
  border: 1px solid transparent;
  padding: 0;
  width: 34px;
  height: 34px;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.content-icon-btn:hover {
  background: var(--hover-bg);
  color: var(--text);
  border-color: var(--border);
}
.content-icon-btn .notification-badge {
  top: 2px;
  right: 2px;
  border-color: var(--surface);
}

/* --- Breadcrumb --- */
.breadcrumb {
  padding: 0;
  border-bottom: none;
  background: transparent;
  flex: 1;
  min-width: 0;
}
.breadcrumb-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}
.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-weight: 500;
}
.breadcrumb-item a {
  color: var(--muted);
  text-decoration: none;
  padding: 4px 6px;
  margin: -4px -6px;
  border-radius: 4px;
  transition: background 0.15s, color 0.15s;
}
.breadcrumb-item a:hover {
  color: var(--text);
  background: var(--hover-bg);
}
.breadcrumb-item:last-child {
  color: var(--text);
  font-weight: 500;
}
.breadcrumb-item + .breadcrumb-item::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  background: var(--border);
  border-radius: 50%;
  margin: 0 2px;
}

/* Page content inside content area */
.content-area .page-content {
  flex: 1;
  overflow-y: auto;
  padding: 18px 24px 28px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.content-area .page-content::-webkit-scrollbar {
  width: 8px;
}
.content-area .page-content::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}
.content-area .page-content::-webkit-scrollbar-thumb:hover {
  background: var(--muted-soft);
}

/* --- Side Menu Overlay (mobile) --- */
.side-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  z-index: 35;
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}
.side-menu-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}

/* --- Notification Panel --- */
.notification-panel {
  position: fixed;
  top: 56px;
  right: 16px;
  width: 360px;
  max-height: 480px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: 90;
  display: flex;
  flex-direction: column;
}
.notification-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.notification-panel-header h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
}
.notification-mark-read-btn {
  background: none;
  border: none;
  color: var(--primary);
  font-size: 13px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
}
.notification-mark-read-btn:hover {
  background: var(--hover-bg);
}
.notification-panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}
.notification-empty {
  text-align: center;
  color: var(--muted);
  padding: 24px;
  font-size: 14px;
}

/* --- Search Modal --- */
.search-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 120px;
  z-index: 200;
}
.search-modal {
  width: 560px;
  max-width: 90%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.search-modal-input-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
}
.search-modal-input {
  flex: 1;
  border: none;
  background: none;
  font-size: 15px;
  color: var(--text);
  outline: none;
  padding: 0;
}
.search-modal-results {
  max-height: 320px;
  overflow-y: auto;
  padding: 8px;
}
.search-modal-footer {
  display: flex;
  gap: 16px;
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--muted);
}
.search-modal-footer kbd {
  padding: 2px 5px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 3px;
  font-size: 11px;
}

/* --- Toast Container --- */
.toast-container {
  position: fixed;
  top: 64px;
  right: 16px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
.toast-container > * {
  pointer-events: auto;
}

/* --- Toast Notifications --- */
.toast {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  animation: toastSlideIn 0.25s ease;
  max-width: 360px;
  word-break: break-word;
}
.toast--success {
  background: #d1fae5;
  color: #065f46;
  border: 1px solid #6ee7b7;
}
.toast--error {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fca5a5;
}
.toast--warning {
  background: #fef3c7;
  color: #92400e;
  border: 1px solid #fcd34d;
}
.toast--info {
  background: #dbeafe;
  color: #1e40af;
  border: 1px solid #93c5fd;
}
.toast--exiting {
  animation: toastSlideOut 0.2s ease forwards;
}
.toast-close-btn {
  background: none;
  border: none;
  padding: 2px 6px;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  color: inherit;
  opacity: 0.7;
  margin-left: auto;
  border-radius: 4px;
}
.toast-close-btn:hover {
  opacity: 1;
  background: rgba(0, 0, 0, 0.1);
}

/* Dark theme toast overrides */
[data-theme="dark"] .toast--success {
  background: #064e3b;
  color: #6ee7b7;
  border-color: #065f46;
}
[data-theme="dark"] .toast--error {
  background: #450a0a;
  color: #fca5a5;
  border-color: #991b1b;
}
[data-theme="dark"] .toast--warning {
  background: #451a03;
  color: #fcd34d;
  border-color: #92400e;
}
[data-theme="dark"] .toast--info {
  background: #1e3a5f;
  color: #93c5fd;
  border-color: #1e40af;
}

@keyframes toastSlideIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes toastSlideOut {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(20px); }
}

/* --- Notification Panel Items --- */
.notification-item {
  padding: 10px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s;
  margin-bottom: 4px;
  border-left: 3px solid transparent;
}
.notification-item:hover {
  background: var(--hover-bg);
}
.notification-item--unread {
  background: var(--soft);
}
.notification-item--success {
  border-left-color: var(--success);
}
.notification-item--error {
  border-left-color: var(--danger);
}
.notification-item--warning {
  border-left-color: var(--warning);
}
.notification-item--info {
  border-left-color: var(--info);
}
.notification-item-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}
.notification-item-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.notification-item-time {
  font-size: 11px;
  color: var(--muted);
}
.notification-item-body {
  margin: 0;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* ==========================================================================
   Responsive Layout — Media Queries
   Desktop (≥1024px): Full sidebar + content side by side
   Tablet (768-1023px): Sidebar collapsed to icon-only, expands on hover
   Mobile (<768px): Sidebar hidden, hamburger menu, drawer overlay
   ========================================================================== */

/* --- Tablet: 768px – 1023px --- */
@media (max-width: 1023px) and (min-width: 768px) {
  :root {
    --sidebar-w-collapsed: 60px;
  }

  .side-menu {
    width: var(--sidebar-w-collapsed);
    overflow: visible;
  }

  /* Hide text labels in collapsed mode */
  .side-menu .menu-item-label {
    opacity: 0;
    width: 0;
    overflow: hidden;
  }

  .side-menu .menu-group-label {
    opacity: 0;
    height: 0;
    padding: 0;
    margin: 0;
    overflow: hidden;
  }

  /* Collapse brand text in tablet mode too */
  .side-menu .side-menu-brand-text {
    opacity: 0;
    width: 0;
    overflow: hidden;
  }

  .side-menu .side-menu-header {
    justify-content: center;
    padding: 14px 8px;
  }

  .side-menu:hover .side-menu-brand-text {
    opacity: 1;
    width: auto;
  }

  .side-menu:hover .side-menu-header {
    justify-content: space-between;
    padding: 14px 14px;
  }

  /* Hide collapse button in tablet mode */
  .side-menu-header {
    display: none;
  }

  /* Center icons in collapsed mode */
  .side-menu .menu-item {
    justify-content: center;
    padding: 10px;
    margin: 2px 6px;
  }

  .side-menu .menu-item-icon {
    width: 24px;
    height: 24px;
  }

  /* Expand on hover */
  .side-menu:hover {
    width: var(--sidebar-w);
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    box-shadow: var(--shadow-lg);
    z-index: 45;
  }

  .side-menu:hover .menu-item-label {
    opacity: 1;
    width: auto;
  }

  .side-menu:hover .menu-group-label {
    opacity: 0.5;
    height: auto;
    padding: 8px 16px 4px;
  }

  .side-menu:hover .menu-item {
    justify-content: flex-start;
    padding: 9px 16px;
    margin: 2px 8px;
  }

  .side-menu:hover .menu-item-icon {
    width: 20px;
    height: 20px;
  }

  .side-menu:hover .side-menu-header {
    display: flex;
  }

  /* Adjust content area to account for collapsed sidebar */
  .app-body {
    padding-left: 0;
  }
}

/* --- Mobile: <768px --- */
@media (max-width: 767px) {
  /* Show hamburger menu button in content-header */
  .content-menu-toggle {
    display: flex;
  }

  /* Hide search shortcut hint on mobile */
  .global-search-shortcut {
    display: none;
  }

  /* Hide user display name on mobile */
  .user-display-name {
    display: none;
  }
  .user-menu-caret {
    display: none;
  }

  /* Side menu: hidden off-screen by default, slides in as overlay */
  .side-menu {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--sidebar-w);
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    z-index: 45;
    box-shadow: none;
  }

  /* Side menu open state (toggled via JS adding .open class) */
  .side-menu.open {
    transform: translateX(0);
    box-shadow: var(--shadow-lg);
  }

  /* Show overlay when menu is open */
  .side-menu-overlay.visible {
    display: block;
  }

  /* Hide collapse button on mobile */
  .side-menu-header {
    display: none;
  }

  /* Content area takes full width */
  .content-area {
    width: 100%;
  }

  /* Breadcrumb compact */
  .content-header {
    padding: 8px 16px;
  }
  .breadcrumb {
    padding: 0;
  }

  /* Page content compact padding */
  .content-area .page-content {
    padding: 16px;
  }

  /* Table responsive: horizontal scroll */
  .table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .table-wrap table {
    min-width: 600px;
  }

  /* Grid adjustments for mobile */
  .grid-2 {
    grid-template-columns: 1fr;
  }
  .grid-3 {
    grid-template-columns: 1fr;
  }

  /* Cards single column on mobile */
  .cards {
    grid-template-columns: 1fr;
  }

  /* Notification panel full width on mobile */
  .notification-panel {
    right: 8px;
    left: 8px;
    width: auto;
  }

  /* Search modal adjustments */
  .search-modal-overlay {
    padding-top: 60px;
  }
}

/* --- Desktop: ≥1024px (explicit defaults for clarity) --- */
@media (min-width: 1024px) {
  .navbar-toggle {
    display: none;
  }

  .side-menu {
    width: var(--sidebar-w);
    position: relative;
  }

  .side-menu .menu-item-label {
    opacity: 1;
    width: auto;
  }

  .side-menu .menu-group-label {
    opacity: 0.5;
  }
}


/* ==========================================================================
   Auth Page — Login/Register
   ========================================================================== */

.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100%;
  padding: 24px;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}

/* Auth mode: full-screen login page without app shell chrome */
.app-shell.auth-mode .navbar,
.app-shell.auth-mode .side-menu,
.app-shell.auth-mode .content-header,
.app-shell.auth-mode .breadcrumb,
.app-shell.auth-mode .side-menu-overlay {
  display: none !important;
}
.app-shell.auth-mode .app-body {
  display: block;
}
.app-shell.auth-mode .content-area {
  height: 100vh;
  overflow-y: auto;
}
.app-shell.auth-mode .page-content {
  height: 100%;
  padding: 0;
}
.app-shell.auth-mode .auth-page {
  min-height: 100vh;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 20px 60px -12px rgba(0, 0, 0, 0.08), 0 8px 20px -8px rgba(0, 0, 0, 0.04);
  padding: 48px 36px;
}

.auth-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: 36px;
}

.auth-brand-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
}

.auth-brand-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}

.auth-brand-mark svg {
  display: block;
  filter: drop-shadow(0 6px 16px rgba(79, 70, 229, 0.25));
}

.auth-brand-name {
  font-size: 24px;
  font-weight: 700;
  color: var(--text);
  margin: 0;
  letter-spacing: -0.3px;
}

.auth-subtitle {
  font-size: 14px;
  color: var(--primary);
  margin: 0;
  font-weight: 500;
  opacity: 0.85;
}

.auth-footer {
  margin-top: 24px;
  text-align: center;
}

.auth-switch-link {
  font-size: 14px;
  color: var(--primary);
  text-decoration: none;
}
.auth-switch-link:hover {
  text-decoration: underline;
}

/* Auth form groups */

/* Error banner */
.auth-error-banner {
  padding: 10px 14px;
  margin-bottom: 16px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: var(--radius);
  color: #b91c1c;
  font-size: 14px;
  text-align: center;
}

[data-theme="dark"] .auth-error-banner {
  background: #450a0a;
  border-color: #7f1d1d;
  color: #fca5a5;
}

/* Form groups */
.auth-page .form-group {
  margin-bottom: 20px;
}

.auth-page .form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}

.auth-page .form-group input {
  width: 100%;
  padding: 12px 14px;
  font-size: 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.auth-page .form-group input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Input error state */
.auth-page .form-group input.input-error {
  border-color: var(--danger);
}

.auth-page .form-group input.input-error:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

/* Field error message */
.field-error {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--danger);
  min-height: 18px;
}

/* Submit button */
.auth-submit-btn {
  width: 100%;
  padding: 13px;
  margin-top: 12px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s, box-shadow 0.2s;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.auth-submit-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.3);
}

.auth-submit-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.2);
}

.auth-submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* Mobile adjustments */
@media (max-width: 767px) {
  .auth-card {
    padding: 32px 20px;
  }

  .auth-brand-name {
    font-size: 18px;
  }
}


/* ==========================================================================
   Change Password Modal
   ========================================================================== */

.change-password-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
}

.change-password-modal {
  background: var(--surface);
  width: 420px;
  max-width: 90%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

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

.change-password-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

.change-password-close-btn {
  background: none;
  border: none;
  padding: 6px;
  color: var(--muted);
  cursor: pointer;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.change-password-close-btn:hover {
  background: var(--hover-bg);
  color: var(--text);
}

.change-password-form {
  padding: 20px;
}

.change-password-form .form-field {
  margin-bottom: 16px;
}

.change-password-form .form-field label {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}

.change-password-form .form-field input {
  width: 100%;
  padding: 10px 12px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.change-password-form .form-field input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.15);
}

.change-password-form .form-field input.input-error {
  border-color: var(--danger);
}

.change-password-form .form-field input.input-error:focus {
  box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.2);
}

.change-password-form .form-field-error {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--danger);
  min-height: 18px;
}

.change-password-footer {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  padding-top: 8px;
}

.change-password-cancel-btn {
  padding: 8px 16px;
  font-size: 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  cursor: pointer;
  transition: background 0.2s;
}

.change-password-cancel-btn:hover {
  background: var(--hover-bg);
}

.change-password-submit-btn {
  padding: 8px 16px;
  font-size: 14px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 500;
  transition: background 0.2s;
}

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

.change-password-submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* ==========================================================================
   Login Page Enhancement — Gradient Background & Theme Variables
   Provides multi-layer radial gradient background for the login page,
   with CSS custom properties for light/dark theme adaptation.
   ========================================================================== */

/* Login gradient variables — Light theme */
[data-theme="light"] {
  --login-gradient-1: rgba(37, 99, 235, 0.08);
  --login-gradient-2: rgba(29, 78, 216, 0.06);
  --login-gradient-3: rgba(37, 99, 235, 0.04);
}

/* Login gradient variables — Dark theme */
[data-theme="dark"] {
  --login-gradient-1: rgba(96, 165, 250, 0.1);
  --login-gradient-2: rgba(59, 130, 246, 0.08);
  --login-gradient-3: rgba(96, 165, 250, 0.05);
}

/* Multi-layer radial gradient background for auth page */
.app-shell.auth-mode .auth-page {
  position: relative;
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 20% 50%, var(--login-gradient-1) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, var(--login-gradient-2) 0%, transparent 40%),
    radial-gradient(ellipse at 50% 100%, var(--login-gradient-3) 0%, transparent 50%),
    linear-gradient(135deg, var(--bg) 0%, var(--soft) 50%, var(--bg) 100%);
  overflow: hidden;
}

/* ==========================================================================
   Login Page Enhancement — Entry Animations
   Defines @keyframes for page load transitions. Only `transform` and `opacity`
   are animated (GPU-composited). Each animation plays exactly once.
   ========================================================================== */

/* --- Keyframe Definitions --- */

@keyframes authCardEntry {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes brandPanelEntry {
  from { opacity: 0; transform: translateX(-20px); }
  to { opacity: 1; transform: translateX(0); }
}

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

/* --- Animation Assignments --- */

.app-shell.auth-mode .auth-page {
  animation: bgFadeIn 800ms ease-out both;
  animation-iteration-count: 1;
}

.app-shell.auth-mode .auth-card {
  animation: authCardEntry 600ms ease-out 200ms both;
  animation-iteration-count: 1;
}

.auth-brand-panel {
  animation: brandPanelEntry 600ms ease-out 100ms both;
  animation-iteration-count: 1;
}

/* --- Reduced Motion Override --- */

@media (prefers-reduced-motion: reduce) {
  .app-shell.auth-mode .auth-page,
  .app-shell.auth-mode .auth-card,
  .auth-brand-panel,
  .auth-decorations {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ==========================================================================
   Login Page Enhancement — Brand Panel & Content Wrapper
   ========================================================================== */

/* Two-column layout container */
.auth-content-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  width: 100%;
  max-width: 900px;
  position: relative;
  z-index: 1;
  padding: 24px;
}

/* Brand panel */
.auth-brand-panel {
  flex: 1;
  max-width: 380px;
}

.auth-brand-tagline {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 24px;
  line-height: 1.3;
}

.auth-brand-features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-brand-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.auth-brand-feature-item svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  color: var(--primary);
}

/* Tablet: stack layout */
@media (max-width: 1023px) {
  .auth-content-wrapper {
    flex-direction: column;
    gap: 32px;
    max-width: 480px;
  }

  .auth-brand-panel {
    max-width: 100%;
    text-align: center;
  }

  .auth-brand-tagline {
    font-size: 22px;
  }

  .auth-brand-features {
    align-items: center;
  }
}

/* Mobile: hide brand panel */
@media (max-width: 767px) {
  .auth-brand-panel {
    display: none;
  }

  .auth-content-wrapper {
    padding: 16px;
  }
}

/* ==========================================================================
   Login Page Enhancement — Geometric Decorations
   ========================================================================== */

/* Container for all decorative SVG elements */
.auth-decorations {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  color: var(--primary);
}

/* Individual decoration elements */
.auth-deco-circle {
  position: absolute;
  top: -10%;
  right: -5%;
  width: 400px;
  height: 400px;
  opacity: 0.15;
}

.auth-deco-grid {
  position: absolute;
  bottom: 5%;
  left: 5%;
  width: 200px;
  height: 200px;
  opacity: 0.12;
}

.auth-deco-lines {
  position: absolute;
  bottom: 10%;
  right: 10%;
  width: 250px;
  height: 250px;
  opacity: 0.1;
}

/* Floating squares — top-left */
.auth-deco-squares {
  position: absolute;
  top: 8%;
  left: 5%;
  width: 180px;
  height: 180px;
  opacity: 0.15;
}

/* Wave decoration — bottom center */
.auth-deco-wave {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 800px;
  height: 120px;
  opacity: 0.12;
}

/* ==========================================================================
   Login Page Enhancement — Decoration Responsive Rules
   ========================================================================== */

/* Tablet (768px–1023px): hide grid, reduce sizes */
@media (max-width: 1023px) and (min-width: 768px) {
  .auth-deco-grid {
    display: none;
  }

  .auth-deco-circle {
    width: 300px;
    height: 300px;
  }

  .auth-deco-lines {
    width: 180px;
    height: 180px;
  }

  .auth-deco-squares {
    width: 140px;
    height: 140px;
    opacity: 0.1;
  }

  .auth-deco-wave {
    height: 80px;
  }
}

/* Mobile (<768px): only circle glow, reduced 50% */
@media (max-width: 767px) {
  .auth-deco-grid,
  .auth-deco-lines,
  .auth-deco-squares {
    display: none;
  }

  .auth-deco-circle {
    width: 200px;
    height: 200px;
    opacity: 0.1;
  }

  .auth-deco-wave {
    height: 60px;
    opacity: 0.08;
  }
}

/* ==========================================================================
   Dashboard Page — 运营大盘
   ========================================================================== */

.dashboard-page {
  margin: 0;
}

/* 右对齐的一行小徽章容器 */
.dashboard-meta {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 10px;
}

/* Dashboard 的 page-header 继承全局隐藏规则 — 不再需要特殊处理 */

/* 小号数据截止日期徽章（如果以后在别处展示） */
.dashboard-page .snapshot-date {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
  padding: 2px 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 99px;
}

.dashboard-page .snapshot-date::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--success);
  border-radius: 50%;
}

/* Section titles */
.dashboard-page .section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin: 0 0 10px;
  letter-spacing: -0.1px;
}

.dashboard-page .subsection-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 16px 0 10px;
}

/* Panel header inside dashboard sections */
.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.panel-header .section-title {
  margin: 0;
}

.panel-header-hint {
  font-size: 11.5px;
  color: var(--muted);
}

/* --- Summary Cards (紧凑商业化风格) --- */
.dashboard-summary {
  margin-bottom: 16px;
}

.summary-cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.summary-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow-xs);
  transition: border-color 0.15s, box-shadow 0.15s;
  overflow: hidden;
}

.summary-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.summary-card::before { display: none; }

.summary-card .card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--primary-light);
  color: var(--primary);
  flex-shrink: 0;
}

.summary-card .card-icon svg {
  width: 18px;
  height: 18px;
}

.summary-card:nth-child(2) .card-icon {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
}
.summary-card:nth-child(3) .card-icon {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning);
}
.summary-card:nth-child(4) .card-icon {
  background: rgba(139, 92, 246, 0.1);
  color: #8b5cf6;
}

[data-theme="dark"] .summary-card:nth-child(2) .card-icon { background: rgba(52, 211, 153, 0.15); }
[data-theme="dark"] .summary-card:nth-child(3) .card-icon { background: rgba(251, 191, 36, 0.15); }
[data-theme="dark"] .summary-card:nth-child(4) .card-icon {
  background: rgba(167, 139, 250, 0.15);
  color: #a78bfa;
}

.summary-card .card-content {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0;
  flex: 1;
}

.summary-card .card-label {
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.summary-card .card-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.2;
  letter-spacing: -0.3px;
  font-variant-numeric: tabular-nums;
  margin: 0;
}

.summary-card .card-sub {
  font-size: 11.5px;
  color: var(--muted);
  font-weight: 400;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* --- Trend Chart --- */
.dashboard-trend {
  margin-bottom: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
  box-shadow: var(--shadow-xs);
}

.chart-container {
  position: relative;
  height: 300px;
  width: 100%;
}

.chart-container canvas {
  width: 100% !important;
  height: 100% !important;
}

/* --- AI Stats --- */
.dashboard-ai-stats {
  margin-bottom: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
  box-shadow: var(--shadow-xs);
}

.ai-stats-overview {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 10px 14px;
  background: var(--surface-sunken);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  transition: border-color 0.15s;
}

.stat-item:hover {
  border-color: var(--border);
}

.stat-item .stat-label {
  font-size: 11px;
  color: var(--muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.stat-item .stat-value {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.2px;
  font-variant-numeric: tabular-nums;
}

/* --- Top Templates --- */
.dashboard-top-templates {
  margin-bottom: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
  box-shadow: var(--shadow-xs);
}

/* Dashboard panels — tables inside have no outer border (already in panel) */
.dashboard-top-templates .table-responsive,
.dashboard-ai-stats .table-responsive {
  border: none;
  border-radius: 0;
  box-shadow: none;
  background: transparent;
}

/* --- Data Table (shared for dashboard tables) --- */
.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13.5px;
  background: var(--surface);
}

.data-table th,
.data-table td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border-soft);
  vertical-align: middle;
}

.data-table th {
  background: var(--surface-sunken);
  font-weight: 600;
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
  position: sticky;
  top: 0;
  z-index: 1;
  border-bottom: 1px solid var(--border);
  padding: 8px 16px;
}

.data-table td {
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.data-table tbody tr {
  transition: background 0.12s;
}

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

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

/* Remove alternating stripes — cleaner modern look */

.data-table code {
  font-family: 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Menlo', Consolas, monospace;
  font-size: 12px;
  background: var(--surface-sunken);
  color: var(--text-secondary);
  padding: 2px 7px;
  border-radius: 5px;
  border: 1px solid var(--border-soft);
  font-weight: 500;
}

.data-table .rank-cell {
  font-weight: 700;
  color: var(--primary);
  text-align: center;
  width: 60px;
  font-size: 15px;
  font-variant-numeric: tabular-nums;
}

.data-table .empty-state {
  text-align: center;
  color: var(--muted);
  padding: 48px 24px;
  font-style: normal;
  font-size: 13px;
}

/* Table action buttons — refined styling */
.data-table .actions-cell,
.data-table .row-actions {
  display: flex;
  gap: 4px;
  flex-wrap: nowrap;
  white-space: nowrap;
}

.data-table .btn-sm {
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 500;
  border-radius: 5px;
  transition: all 0.15s;
  line-height: 1.4;
}

/* --- Dashboard Loading --- */
.dashboard-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  color: var(--muted);
  gap: 16px;
}

.loading-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* --- Dashboard Error --- */
.dashboard-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  text-align: center;
  gap: 12px;
}

.dashboard-error .error-icon {
  font-size: 48px;
  margin: 0;
}

.dashboard-error .error-message {
  font-size: 15px;
  color: var(--text-secondary);
  margin: 0;
}

.dashboard-error .btn-retry {
  margin-top: 8px;
  padding: 8px 20px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}

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

/* --- Dashboard Responsive --- */
@media (max-width: 1023px) {
  .summary-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .ai-stats-overview {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  .dashboard-page .page-header {
    flex-direction: column;
    gap: 4px;
  }

  .summary-cards {
    grid-template-columns: 1fr;
  }

  .ai-stats-overview {
    grid-template-columns: 1fr;
  }

  .chart-container {
    height: 220px;
  }

  .dashboard-trend,
  .dashboard-ai-stats,
  .dashboard-top-templates {
    padding: 16px;
  }
}

/* ==========================================================================
   Shared Page Styles — Common patterns across all admin pages
   ========================================================================== */

/* --- Page Header (已隐藏 — 由面包屑承担页面标题引导) --- */
/*
  策略：.page-header 仍作为布局容器保留，但其内的标题/副标题/描述全部不渲染。
  这样不用改每个页面的 JS 模板，.page-actions 里的按钮仍可使用。
*/
.page-header {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
  padding: 0;
  min-height: 0;
}

/* 如果 page-header 里没有任何 page-actions，则整个 header 折叠为 0 高度 */
.page-header:not(:has(.page-actions)):not(:has(button)) {
  margin: 0;
  gap: 0;
}

/* 完全不显示标题类文字 */
.page-header .page-title,
.page-header .page-subtitle,
.page-header .page-description,
.page-header > div > .page-title,
.page-header > div > .page-description,
.page-header > div > .page-subtitle {
  display: none !important;
}

/* page-header 里左侧文案容器（<div> 包住 title + description）若变空则折叠 */
.page-header > div:empty,
.page-header > div:first-child:has(> .page-title + .page-description):has(> .page-title:only-child),
.page-header > div:has(.page-title):not(:has(button)):not(:has(.page-actions)) {
  display: none;
}

/* page-actions 仍然需要（放新增按钮等） */
.page-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 全局 h1/h2.page-title（无论在哪一层）都隐藏 —— 让面包屑来承担标题的引导 */
.page-content .page-title {
  display: none !important;
}

/* .page-description 在 page-header 之外的地方也隐藏 */
.page-content [role="main"] > .page-description,
.page-content > div > .page-description {
  display: none !important;
}

/* --- Section Title (小、克制、商业化紧凑) --- */
.section-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin: 0 0 10px;
  letter-spacing: -0.1px;
}

.section-description {
  font-size: 12.5px;
  color: var(--muted);
  margin: -6px 0 10px;
  line-height: 1.5;
}

.subsection-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 16px 0 10px;
}

/* --- Loading State --- */
.loading-state,
.dashboard-loading,
.orders-loading,
.marketing-loading,
.rbac-admins-loading,
.roles-loading,
.permissions-loading,
.data-scope-loading,
.audit-logs-loading,
.kill-switch-loading,
.capability-freeze-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  color: var(--muted);
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* --- Error State --- */
.error-state,
.dashboard-error,
.orders-error,
.marketing-error,
.rbac-admins-error,
.roles-error,
.permissions-error,
.data-scope-error,
.audit-logs-error,
.kill-switch-error,
.capability-freeze-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 24px;
  text-align: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.error-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  color: var(--danger);
}

.error-message {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0;
}

/* --- Empty State --- */
.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 40px 24px;
  font-size: 14px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.2;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
  user-select: none;
}

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

.btn:active {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

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

.btn-success {
  background: var(--success);
  color: #fff;
  border-color: var(--success);
  box-shadow: 0 1px 2px rgba(16, 185, 129, 0.15);
}

.btn-success:hover {
  background: #059669;
  border-color: #059669;
}

.btn-warning {
  background: var(--warning);
  color: #fff;
  border-color: var(--warning);
  box-shadow: 0 1px 2px rgba(245, 158, 11, 0.15);
}

.btn-warning:hover {
  background: #d97706;
  border-color: #d97706;
}

.btn-retry,
.retry-btn {
  padding: 9px 22px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  margin-top: 8px;
  transition: background 0.15s, box-shadow 0.15s;
  box-shadow: 0 1px 2px rgba(37, 99, 235, 0.15);
}

.btn-retry:hover,
.retry-btn:hover {
  background: var(--primary-dark);
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.25);
}

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

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

.btn-confirm {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 1px 2px rgba(37, 99, 235, 0.15);
}

.btn-confirm:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.25);
}

/* --- Action Toolbar --- */
.action-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow-xs);
}

/* --- Row Actions (table inline buttons) --- */
.row-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.actions-cell {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

/* --- Status Badge --- */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 9px;
  border-radius: 5px;
  font-size: 11.5px;
  font-weight: 500;
  line-height: 1.6;
  border: 1px solid transparent;
  letter-spacing: 0.1px;
}

.status-badge::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.75;
  flex-shrink: 0;
}

.status-badge.status-active,
.status-badge[class*="active"] {
  background: rgba(16, 185, 129, 0.1);
  color: #059669;
  border-color: rgba(16, 185, 129, 0.2);
}

.status-badge.status-inactive,
.status-badge[class*="inactive"] {
  background: var(--hover-bg);
  color: var(--muted);
  border-color: var(--border);
}

.status-badge.status-draft {
  background: var(--hover-bg);
  color: var(--muted);
  border-color: var(--border);
}

.status-badge.status-paused {
  background: rgba(245, 158, 11, 0.1);
  color: #d97706;
  border-color: rgba(245, 158, 11, 0.25);
}

.status-badge.status-ended {
  background: rgba(239, 68, 68, 0.1);
  color: #dc2626;
  border-color: rgba(239, 68, 68, 0.2);
}

[data-theme="dark"] .status-badge.status-active,
[data-theme="dark"] .status-badge[class*="active"] {
  background: rgba(52, 211, 153, 0.15);
  color: #6ee7b7;
  border-color: rgba(52, 211, 153, 0.3);
}

[data-theme="dark"] .status-badge.status-paused {
  background: rgba(251, 191, 36, 0.15);
  color: #fcd34d;
  border-color: rgba(251, 191, 36, 0.3);
}

[data-theme="dark"] .status-badge.status-ended {
  background: rgba(248, 113, 113, 0.15);
  color: #fca5a5;
  border-color: rgba(248, 113, 113, 0.3);
}

/* --- Form Styles (shared) --- */
.form-group {
  margin-bottom: 18px;
}

.form-group label,
.form-group .form-label {
  display: block;
  margin-bottom: 7px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group label .required {
  color: var(--danger);
  margin-left: 3px;
  font-weight: 400;
}

.form-group input,
.form-group select,
.form-group textarea,
.form-input,
.form-select {
  width: 100%;
  padding: 9px 12px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  transition: border-color 0.15s, box-shadow 0.15s;
  line-height: 1.4;
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover,
.form-input:hover,
.form-select:hover {
  border-color: var(--muted-soft);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus,
.form-input:focus,
.form-select:focus {
  border-color: var(--primary);
  box-shadow: var(--focus-ring);
  outline: none;
}

.form-group input.input-error,
.form-input.input-error {
  border-color: var(--danger);
}

.form-group input.input-error:focus,
.form-input.input-error:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.12);
}

.field-error,
.form-error {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  color: var(--danger);
  min-height: 18px;
}

.form-hint {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--muted);
}

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

.form-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
}

.form-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 16px;
}

.form-submit-error {
  margin-top: 12px;
  padding: 10px;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: var(--radius);
  color: #b91c1c;
  font-size: 13px;
  text-align: center;
}

[data-theme="dark"] .form-submit-error {
  background: #450a0a;
  border-color: #7f1d1d;
  color: #fca5a5;
}

/* --- Card (generic) — extends existing .card with box-shadow --- */

/* --- Modal Styles (shared) --- */
.modal-overlay,
[class*="-modal-overlay"] {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 24px;
  animation: modalFadeIn 0.2s ease;
}

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

@keyframes modalSlideUp {
  from { opacity: 0; transform: translateY(20px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-dialog,
.modal-content {
  background: var(--surface);
  border-radius: 12px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(0, 0, 0, 0.05);
  width: 100%;
  max-width: 480px;
  max-height: 85vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: modalSlideUp 0.25s ease;
}

.modal-lg {
  max-width: 640px;
}

.modal-dialog-lg {
  max-width: 720px;
}

.modal-sm {
  max-width: 380px;
}

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

.modal-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
  letter-spacing: -0.2px;
}

.modal-close,
.modal-close-btn {
  background: none;
  border: none;
  padding: 6px;
  width: 30px;
  height: 30px;
  font-size: 20px;
  color: var(--muted);
  cursor: pointer;
  border-radius: 6px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
}

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

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

.modal-footer,
.modal-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.modal-input,
.modal-textarea {
  width: 100%;
  padding: 10px 12px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  resize: vertical;
}

.modal-textarea {
  min-height: 80px;
}

.confirm-message {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.5;
}

/* --- Pagination --- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  margin-top: 16px;
  gap: 12px;
  flex-wrap: wrap;
}

.pagination-info {
  font-size: 13px;
  color: var(--muted);
}

.pagination-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-page,
.btn-prev,
.btn-next,
.pagination-prev,
.pagination-next {
  padding: 6px 12px;
  font-size: 13px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

.btn-page:hover,
.btn-prev:hover,
.btn-next:hover,
.pagination-prev:hover,
.pagination-next:hover {
  background: var(--hover-bg);
  border-color: var(--primary);
}

.btn-page:disabled,
.btn-prev:disabled,
.btn-next:disabled,
.pagination-prev:disabled,
.pagination-next:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.page-size-selector {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

.page-size-selector select {
  padding: 4px 8px;
  font-size: 13px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

/* --- Filter Toolbar --- */
.filter-toolbar {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow-xs);
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.filter-group label {
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
}

.filter-select {
  padding: 8px 12px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  min-width: 160px;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.filter-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  outline: none;
}

.filter-actions {
  display: flex;
  gap: 8px;
  align-items: flex-end;
}

/* --- Table Footer --- */
.table-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  font-size: 13px;
  color: var(--muted);
}

.record-count {
  font-size: 13px;
  color: var(--muted);
}

/* --- Detail JSON Display --- */
.detail-json-display {
  white-space: pre-wrap;
  word-break: break-all;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  max-height: 400px;
  overflow-y: auto;
  color: var(--text);
}

/* --- Success Message --- */
.session-success-message,
.capability-freeze-success {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: #d1fae5;
  border: 1px solid #6ee7b7;
  border-radius: var(--radius);
  color: #065f46;
  font-size: 14px;
  margin-top: 12px;
}

[data-theme="dark"] .session-success-message,
[data-theme="dark"] .capability-freeze-success {
  background: #064e3b;
  border-color: #065f46;
  color: #6ee7b7;
}

.success-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--success);
}

.success-message {
  font-size: 14px;
}

/* ==========================================================================
   Plans Page — 套餐管理
   ========================================================================== */

.plans-page {
}

.plans-content {
  margin-top: 0;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.plans-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.plans-section .section-title {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.plan-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

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

.plan-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 22px;
  border-bottom: 1px solid var(--border-soft);
  background: var(--surface-sunken);
}

.plan-card-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.2px;
}

.plan-card-status {
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 99px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  background: var(--success-light);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.plan-card-body {
  padding: 22px;
}

.plan-card-price {
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px dashed var(--border);
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.price-value {
  font-size: 32px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.8px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.price-unit {
  font-size: 13px;
  color: var(--muted);
  font-weight: 500;
}

.plan-card-details {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.plan-card-details > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
}

.detail-label {
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.detail-label::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  background: var(--primary);
  border-radius: 50%;
  opacity: 0.6;
}

.detail-value {
  color: var(--text);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.plan-card-actions {
  display: flex;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border-soft);
}

/* ==========================================================================
   Orders Page — 订单管理
   ========================================================================== */

.orders-page {
}

.orders-content {
  margin-top: 0;
}

.orders-filter {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

/* Channel Stats */
.channel-stats-section {
  margin-bottom: 24px;
}

.channel-stats-cards {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.channel-stat-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 16px;
  box-shadow: var(--shadow-xs);
}

.stat-channel-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  min-width: 80px;
}

.stat-kv {
  font-size: 12.5px;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
}

.stat-kv strong {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.stat-kv.stat-conversion strong {
  color: var(--primary);
}

/* ==========================================================================
   Marketing Page — 营销活动
   ========================================================================== */

.marketing-page {
}

.marketing-create-form {
  margin-bottom: 24px;
}

/* ==========================================================================
   AI Quota Page — AI 配额
   ========================================================================== */

.ai-quota-page {
}

.quota-overview {
  margin-bottom: 24px;
}

.quota-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}

.quota-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  box-shadow: var(--shadow-xs);
  text-align: center;
}

.quota-card-label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 4px;
}

.quota-card-value {
  display: block;
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.3px;
}

.quota-card.quota-warning .quota-card-value {
  color: var(--warning);
}

.quota-card.quota-danger .quota-card-value {
  color: var(--danger);
}

.quota-trend-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.chart-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 200px;
  color: var(--muted);
  font-size: 14px;
  background: var(--bg);
  border-radius: var(--radius);
}

/* ==========================================================================
   RBAC Admins Page — 后台账号
   ========================================================================== */

.rbac-admins-page {
}

.rbac-admins-content {
  margin-top: 0;
}

/* ==========================================================================
   RBAC Roles Page — 角色管理
   ========================================================================== */

.rbac-roles-page {
}

.roles-content {
  margin-top: 0;
}

.roles-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

/* Permission Tree */
.permission-tree {
  padding: 16px;
}

.perm-tree-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.perm-tree-groups {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.perm-group {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.perm-group-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--bg);
  cursor: pointer;
  user-select: none;
}

.perm-group-header:hover {
  background: var(--hover-bg);
}

.perm-group-toggle {
  font-size: 12px;
  color: var(--muted);
  transition: transform 0.2s;
}

.perm-group-checkbox {
  accent-color: var(--primary);
}

.perm-group-count {
  margin-left: auto;
  font-size: 12px;
  color: var(--muted);
}

.perm-group-items {
  padding: 8px 14px 8px 38px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.perm-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  font-size: 13px;
}

.perm-checkbox {
  accent-color: var(--primary);
}

.perm-code {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 12px;
  color: var(--primary);
  background: var(--primary-light);
  padding: 1px 6px;
  border-radius: 4px;
}

.perm-name {
  color: var(--text-secondary);
  font-size: 13px;
}

/* ==========================================================================
   RBAC Permissions Page — 权限目录
   ========================================================================== */

.rbac-permissions-page {
}

.permission-create-form,
.permission-edit-form {
  margin-bottom: 24px;
}

/* ==========================================================================
   Data Scope Page — 数据范围
   ========================================================================== */

.data-scope-page {
}

.data-scope-overview {
  margin-bottom: 24px;
}

.scope-type-display {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 4px;
}

.scope-type-description {
  font-size: 13px;
  color: var(--muted);
}

.scope-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 99px;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 8px;
}

.scope-badge-all {
  background: #d1fae5;
  color: #065f46;
}

.scope-badge-custom {
  background: #dbeafe;
  color: #1e40af;
}

[data-theme="dark"] .scope-badge-all {
  background: #064e3b;
  color: #6ee7b7;
}

[data-theme="dark"] .scope-badge-custom {
  background: #1e3a5f;
  color: #93c5fd;
}

.data-scope-grants {
  margin-bottom: 24px;
}

.grant-tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.grant-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
}

.grant-tag-source {
  color: var(--muted);
  font-size: 11px;
}

.grant-tag-type {
  font-weight: 500;
  color: var(--text);
}

.grant-tag-value {
  color: var(--primary);
  font-family: monospace;
  font-size: 12px;
}

.grant-revoke-btn {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: 14px;
  padding: 2px 4px;
  border-radius: 4px;
  line-height: 1;
}

.grant-revoke-btn:hover {
  background: #fee2e2;
}

[data-theme="dark"] .grant-revoke-btn:hover {
  background: #450a0a;
}

.data-scope-grant-form {
  margin-bottom: 24px;
}

/* ==========================================================================
   Audit Logs Page — 审计日志
   ========================================================================== */

.audit-logs-page {
}

.audit-logs-content {
  margin-top: 0;
}

.audit-logs-table-area {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.audit-logs-table-area .data-table th,
.audit-logs-table-area .data-table td {
  padding: 10px 14px;
}

/* ==========================================================================
   Kill Switch Page — 全局开关
   ========================================================================== */

.kill-switch-page {
}

.kill-switch-content {
  margin-top: 0;
}

.kill-switch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.kill-switch-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: border-color 0.2s;
}

.kill-switch-card.switch-on {
  border-color: var(--danger);
  border-left: 4px solid var(--danger);
}

.kill-switch-card.switch-off {
  border-color: var(--success);
  border-left: 4px solid var(--success);
}

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

.switch-icon {
  font-size: 20px;
}

.switch-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.switch-status-badge {
  margin-left: auto;
  padding: 2px 10px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 500;
}

.switch-on .switch-status-badge {
  background: #fee2e2;
  color: #b91c1c;
}

.switch-off .switch-status-badge {
  background: #d1fae5;
  color: #065f46;
}

[data-theme="dark"] .switch-on .switch-status-badge {
  background: #450a0a;
  color: #fca5a5;
}

[data-theme="dark"] .switch-off .switch-status-badge {
  background: #064e3b;
  color: #6ee7b7;
}

.switch-description {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.4;
}

.switch-reason {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
  font-style: italic;
}

.switch-meta {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 12px;
}

.switch-actions {
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

/* ==========================================================================
   Sessions Page — 会话管理
   ========================================================================== */

.sessions-page {
}

.sessions-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.session-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.session-section .section-title {
  margin-bottom: 8px;
}

.session-section .section-description {
  margin-bottom: 16px;
}

.revoke-user-form {
  display: flex;
  align-items: flex-end;
  gap: 12px;
}

.revoke-user-form .form-group {
  flex: 1;
  margin-bottom: 0;
}

/* ==========================================================================
   Capability Freeze Page — 能力冻结
   ========================================================================== */

.capability-freeze-page {
}

.capability-freeze-content {
  margin-top: 0;
}

.freeze-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.freeze-form-section,
.unfreeze-form-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.freeze-form,
.unfreeze-form {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.freeze-form-result,
.unfreeze-form-result {
  margin-top: 16px;
}

/* --- Error Page (403) --- */
.error-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  text-align: center;
}

.error-page h1 {
  font-size: 72px;
  font-weight: 700;
  color: var(--primary);
  margin: 0 0 12px;
}

.error-page p {
  font-size: 16px;
  color: var(--text-secondary);
  margin: 0 0 24px;
}

/* ==========================================================================
   Page-Specific Responsive Overrides
   ========================================================================== */

@media (max-width: 1023px) {
  .plans-grid {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  }

  .kill-switch-grid {
    grid-template-columns: 1fr 1fr;
  }

  .freeze-panels {
    grid-template-columns: 1fr;
  }

  .channel-stats-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767px) {
  .page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .plans-grid {
    grid-template-columns: 1fr;
  }

  .kill-switch-grid {
    grid-template-columns: 1fr;
  }

  .quota-cards {
    grid-template-columns: 1fr;
  }

  .channel-stats-cards {
    grid-template-columns: 1fr;
  }

  .filter-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .revoke-user-form {
    flex-direction: column;
    align-items: stretch;
  }

  .modal-dialog,
  .modal-content {
    max-width: 100%;
    margin: 16px;
  }
}

/* ==========================================================================
   Activation Codes Page — 激活码管理
   ========================================================================== */

.activation-codes-page {
  margin: 0;
}

.activation-summary {
  margin-bottom: 20px;
}

.activation-codes-content {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.activation-codes-table code {
  font-family: 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Menlo', Consolas, monospace;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: 0.3px;
}


/* ==========================================================================
   YKC Modal — 商业化弹窗系统（modal-manager.js）
   覆盖全站所有新建/编辑/确认类弹窗
   ========================================================================== */

#ykc-modal-container {
  position: relative;
  z-index: 400;
}

.ykc-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(6px) saturate(140%);
  -webkit-backdrop-filter: blur(6px) saturate(140%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 24px;
  z-index: 400;
  animation: ykcModalFade 0.18s ease;
}

.ykc-modal-overlay--exiting {
  animation: ykcModalFadeOut 0.15s ease forwards;
}

@keyframes ykcModalFade {
  from { opacity: 0; backdrop-filter: blur(0) saturate(100%); }
  to   { opacity: 1; }
}

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

.ykc-modal {
  position: relative;
  background: var(--surface);
  border-radius: 14px;
  box-shadow: 0 30px 80px -20px rgba(15, 23, 42, 0.28),
              0 12px 28px -10px rgba(15, 23, 42, 0.14),
              0 0 0 1px rgba(15, 23, 42, 0.06);
  width: 100%;
  max-height: calc(100vh - 64px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: ykcModalSlide 0.22s cubic-bezier(0.22, 1, 0.36, 1);
  min-height: 0;
}

.ykc-modal-overlay--exiting .ykc-modal {
  animation: ykcModalSlideOut 0.15s ease forwards;
}

@keyframes ykcModalSlide {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes ykcModalSlideOut {
  from { opacity: 1; transform: translateY(0) scale(1); }
  to   { opacity: 0; transform: translateY(-4px) scale(0.98); }
}

[data-theme="dark"] .ykc-modal {
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.6),
              0 12px 28px -10px rgba(0, 0, 0, 0.4),
              0 0 0 1px rgba(255, 255, 255, 0.06);
}

/* Size variants */
.ykc-modal--sm { max-width: 420px; }
.ykc-modal--md { max-width: 560px; }
.ykc-modal--lg { max-width: 820px; }

/* --- Accent gradient bar at the top --- */
.ykc-modal__accent {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-dark));
  opacity: 1;
}

.ykc-modal--tone-danger  .ykc-modal__accent { background: linear-gradient(90deg, #ef4444, #b91c1c); }
.ykc-modal--tone-success .ykc-modal__accent { background: linear-gradient(90deg, #10b981, #047857); }
.ykc-modal--tone-warning .ykc-modal__accent { background: linear-gradient(90deg, #f59e0b, #b45309); }
.ykc-modal--tone-info    .ykc-modal__accent { background: linear-gradient(90deg, #3b82f6, #1d4ed8); }

/* --- Header --- */
.ykc-modal__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px 16px;
  border-bottom: 1px solid var(--border-soft, var(--border));
  flex-shrink: 0;
}

.ykc-modal__title-wrap {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-width: 0;
  flex: 1;
}

.ykc-modal__title-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  color: var(--primary);
}

.ykc-modal--tone-danger  .ykc-modal__title-icon { background: rgba(239, 68, 68, 0.12);  color: #dc2626; }
.ykc-modal--tone-success .ykc-modal__title-icon { background: rgba(16, 185, 129, 0.12); color: #047857; }
.ykc-modal--tone-warning .ykc-modal__title-icon { background: rgba(245, 158, 11, 0.14); color: #b45309; }
.ykc-modal--tone-info    .ykc-modal__title-icon { background: rgba(59, 130, 246, 0.12); color: #1d4ed8; }

[data-theme="dark"] .ykc-modal--tone-danger  .ykc-modal__title-icon { color: #fca5a5; }
[data-theme="dark"] .ykc-modal--tone-success .ykc-modal__title-icon { color: #6ee7b7; }
[data-theme="dark"] .ykc-modal--tone-warning .ykc-modal__title-icon { color: #fcd34d; }
[data-theme="dark"] .ykc-modal--tone-info    .ykc-modal__title-icon { color: #93c5fd; }

.ykc-modal__title-text {
  flex: 1;
  min-width: 0;
  padding-top: 3px;
}

.ykc-modal__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin: 0;
  letter-spacing: -0.2px;
  line-height: 1.35;
}

.ykc-modal__description {
  font-size: 13px;
  color: var(--muted);
  margin: 4px 0 0;
  line-height: 1.5;
}

.ykc-modal__close {
  flex-shrink: 0;
  background: none;
  border: none;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  margin-top: 3px;
}

.ykc-modal__close:hover {
  background: var(--hover-bg);
  color: var(--text);
}

/* --- Body --- */
.ykc-modal__body {
  padding: 22px 24px;
  overflow-y: auto;
  overflow-x: hidden;
  flex: 1 1 auto;
  min-height: 0;
  color: var(--text);
  line-height: 1.55;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.ykc-modal__body::-webkit-scrollbar {
  width: 8px;
}
.ykc-modal__body::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}
.ykc-modal__body::-webkit-scrollbar-thumb:hover {
  background: var(--muted-soft, var(--muted));
}

/* body 里的内部表单/段落样式，供业务页面直接使用 */
.ykc-modal__body .ykc-form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

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

.ykc-modal__body .ykc-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 16px;
}

.ykc-modal__body .ykc-form-row .ykc-form-group { margin-bottom: 0; }

.ykc-modal__body label.ykc-label,
.ykc-modal__body .ykc-form-group > label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.ykc-modal__body label .ykc-required {
  color: var(--danger);
  margin-left: 3px;
}

.ykc-modal__body .ykc-hint {
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}

.ykc-modal__body input[type="text"],
.ykc-modal__body input[type="number"],
.ykc-modal__body input[type="tel"],
.ykc-modal__body input[type="email"],
.ykc-modal__body input[type="password"],
.ykc-modal__body select,
.ykc-modal__body textarea {
  width: 100%;
  padding: 10px 13px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  transition: border-color 0.15s, box-shadow 0.15s;
  font-family: inherit;
  line-height: 1.5;
}

.ykc-modal__body textarea {
  resize: vertical;
  min-height: 80px;
  font-family: inherit;
}

.ykc-modal__body input:focus,
.ykc-modal__body select:focus,
.ykc-modal__body textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.ykc-modal__body input:disabled,
.ykc-modal__body select:disabled,
.ykc-modal__body textarea:disabled {
  background: var(--surface-sunken, var(--bg));
  color: var(--muted);
  cursor: not-allowed;
}

.ykc-modal__body input.is-invalid,
.ykc-modal__body select.is-invalid,
.ykc-modal__body textarea.is-invalid {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.12);
}

.ykc-modal__body .ykc-error {
  margin-top: 12px;
  padding: 10px 12px;
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.25);
  border-radius: 8px;
  color: #b91c1c;
  font-size: 13px;
}

[data-theme="dark"] .ykc-modal__body .ykc-error {
  background: rgba(239, 68, 68, 0.12);
  color: #fca5a5;
}

.ykc-modal__body .ykc-error.is-hidden { display: none; }

.ykc-modal__body .ykc-confirm-line {
  font-size: 14px;
  color: var(--text);
  line-height: 1.6;
  margin: 0 0 8px;
}

.ykc-modal__body .ykc-confirm-line:last-child { margin-bottom: 0; }

.ykc-modal__body .ykc-confirm-hint {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
}

.ykc-modal__body .ykc-code-inline {
  display: inline-block;
  padding: 1px 8px;
  background: var(--surface-sunken, var(--bg));
  border: 1px solid var(--border-soft, var(--border));
  border-radius: 5px;
  font-family: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
}

/* --- Footer --- */
.ykc-modal__footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  padding: 14px 20px;
  border-top: 1px solid var(--border-soft, var(--border));
  background: var(--surface-sunken, var(--bg));
  flex-shrink: 0;
}

/* --- Modal scoped buttons (use minimal specificity, not .btn global) --- */
.ykc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 80px;
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.2;
  border-radius: 8px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, box-shadow 0.15s, transform 0.08s;
  user-select: none;
  white-space: nowrap;
}

.ykc-btn:active:not(:disabled) { transform: translateY(1px); }
.ykc-btn:disabled { opacity: 0.55; cursor: not-allowed; }

.ykc-btn--primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 1px 2px rgba(79, 70, 229, 0.18);
}
.ykc-btn--primary:hover:not(:disabled) {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  box-shadow: 0 3px 10px rgba(79, 70, 229, 0.28);
}

.ykc-btn--secondary {
  background: var(--surface);
  color: var(--text-secondary);
  border-color: var(--border);
}
.ykc-btn--secondary:hover:not(:disabled) {
  background: var(--hover-bg);
  color: var(--text);
  border-color: var(--muted-soft, var(--border));
}

.ykc-btn--danger {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
  box-shadow: 0 1px 2px rgba(239, 68, 68, 0.22);
}
.ykc-btn--danger:hover:not(:disabled) {
  background: #dc2626;
  border-color: #dc2626;
  box-shadow: 0 3px 10px rgba(239, 68, 68, 0.3);
}

.ykc-btn--success {
  background: var(--success);
  color: #fff;
  border-color: var(--success);
  box-shadow: 0 1px 2px rgba(16, 185, 129, 0.22);
}
.ykc-btn--success:hover:not(:disabled) {
  background: #059669;
  border-color: #059669;
}

.ykc-btn--ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: transparent;
}
.ykc-btn--ghost:hover:not(:disabled) {
  background: var(--hover-bg);
  color: var(--text);
}

/* Mobile adjustments */
@media (max-width: 640px) {
  .ykc-modal-overlay { padding: 16px; align-items: flex-end; }
  .ykc-modal { max-height: calc(100vh - 32px); }
  .ykc-modal__body .ykc-form-row { grid-template-columns: 1fr; }
  .ykc-modal__footer { flex-direction: column-reverse; align-items: stretch; gap: 8px; }
  .ykc-btn { width: 100%; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .ykc-modal-overlay,
  .ykc-modal,
  .ykc-modal-overlay--exiting,
  .ykc-modal-overlay--exiting .ykc-modal {
    animation: none !important;
  }
}


/* ==========================================================================
   Plan Editor — 套餐编辑器特有样式
   ========================================================================== */

.plan-editor-section {
  padding: 18px 0 16px;
  border-bottom: 1px solid var(--border-soft, var(--border));
}
.plan-editor-section:first-child { padding-top: 0; }
.plan-editor-section:last-child { border-bottom: none; padding-bottom: 0; }

.plan-editor-section-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.plan-editor-section-title::before {
  content: '';
  width: 3px;
  height: 14px;
  background: linear-gradient(to bottom, var(--primary), var(--primary-dark));
  border-radius: 2px;
}

/* 允许自带 Key 切换字段（大号 checkbox 样式） */
.plan-toggle-field {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: var(--surface-sunken, var(--bg));
  border: 1px solid var(--border-soft, var(--border));
  border-radius: 10px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.plan-toggle-field:hover {
  border-color: var(--primary);
}

.plan-toggle-field input[type="checkbox"] {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin: 0;
  margin-top: 2px;
  cursor: pointer;
  accent-color: var(--primary);
}

.plan-toggle-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 0;
}

.plan-toggle-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.plan-toggle-desc {
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.55;
}

.plan-toggle-field:has(input:checked) {
  border-color: var(--primary);
  background: var(--primary-light);
}

[data-theme="dark"] .plan-toggle-field:has(input:checked) {
  background: rgba(79, 70, 229, 0.12);
}

/* plan-card-details 列表项 layout */
.plan-card-details li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  padding: 4px 0;
}
.plan-card-details li + li {
  border-top: 1px dashed transparent;
}

/* Scoped form row used in pages other than modals */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

@media (max-width: 720px) {
  .form-row,
  .ykc-modal__body .ykc-form-row {
    grid-template-columns: 1fr;
  }
}


/* ==========================================================================
   RBAC — 权限树 / 角色选择器 / 权限配置
   ========================================================================== */

/* --- 权限目录页专属 --- */
.permissions-content {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.permissions-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
}

.permissions-search {
  flex: 1;
  min-width: 240px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: var(--surface-sunken, var(--bg));
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--muted);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.permissions-search:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
}
.permissions-search input {
  flex: 1;
  border: none;
  background: transparent;
  outline: none;
  font-size: 13.5px;
  color: var(--text);
}

.permissions-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* --- 权限树视图 --- */
.perm-tree-view {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  padding: 8px;
}

.perm-tree-empty {
  padding: 48px 24px;
  text-align: center;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
}
.perm-tree-empty p { margin: 0 0 6px; }

.perm-tree-group {
  border: 1px solid var(--border-soft, var(--border));
  border-radius: 10px;
  overflow: hidden;
  background: var(--surface-sunken, var(--bg));
  transition: border-color 0.15s;
}

.perm-tree-group.is-expanded {
  border-color: var(--primary-light);
  background: var(--surface);
}

.perm-tree-group-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-size: 14px;
  color: var(--text);
  transition: background 0.15s;
}
.perm-tree-group-header:hover {
  background: var(--hover-bg);
}
.perm-tree-group.is-expanded .perm-tree-group-header {
  background: linear-gradient(to bottom, rgba(79, 70, 229, 0.04), transparent);
}

.perm-tree-chevron {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  transition: transform 0.2s;
  flex-shrink: 0;
}
.perm-tree-group.is-expanded .perm-tree-chevron {
  transform: rotate(90deg);
  color: var(--primary);
}

.perm-tree-group-label {
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.1px;
}

.perm-tree-group-code {
  font-family: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;
  font-size: 12px;
  color: var(--muted);
  padding: 2px 7px;
  background: var(--surface);
  border: 1px solid var(--border-soft, var(--border));
  border-radius: 5px;
}

.perm-tree-group-count {
  margin-left: auto;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 10px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 99px;
  font-variant-numeric: tabular-nums;
}

[data-theme="dark"] .perm-tree-group-count {
  background: rgba(129, 140, 248, 0.15);
  color: #c7d2fe;
}

.perm-tree-group-body {
  display: none;
  padding: 4px 8px 8px;
  background: var(--surface);
  border-top: 1px solid var(--border-soft, var(--border));
}

.perm-tree-group.is-expanded .perm-tree-group-body {
  display: block;
}

/* --- 权限叶子节点 --- */
.perm-node {
  margin: 4px 0;
  border-radius: 8px;
  transition: background 0.12s;
}
.perm-node:hover {
  background: var(--surface-sunken, var(--bg));
}

.perm-node-leaf {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px 10px 8px;
}

.perm-node-indent {
  flex-shrink: 0;
  color: var(--muted);
  opacity: 0.5;
  padding-top: 3px;
}

.perm-node-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.perm-node-header {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.perm-node-code {
  font-family: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;
  font-size: 12.5px;
  font-weight: 600;
  padding: 2px 8px;
  background: var(--surface-sunken, var(--bg));
  border: 1px solid var(--border-soft, var(--border));
  border-radius: 5px;
  color: var(--primary);
}

.perm-node-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12.5px;
  color: var(--muted);
  flex-wrap: wrap;
}

.perm-node-name {
  color: var(--text);
  font-weight: 500;
  font-size: 13px;
}

.perm-node-meta code {
  font-family: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;
  font-size: 12px;
  color: var(--text-secondary);
  background: var(--surface-sunken, var(--bg));
  padding: 1px 5px;
  border-radius: 3px;
}

.perm-node-desc {
  font-size: 12.5px;
  color: var(--muted);
  margin: 0;
  line-height: 1.5;
}

.perm-node-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
  opacity: 0;
  transition: opacity 0.15s;
}
.perm-node:hover .perm-node-actions,
.perm-node:focus-within .perm-node-actions {
  opacity: 1;
}

/* --- Action 徽章 --- */
.perm-action-badge {
  display: inline-flex;
  align-items: center;
  padding: 1px 8px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  border-radius: 4px;
  border: 1px solid transparent;
}

.perm-action-view {
  background: rgba(59, 130, 246, 0.1);
  color: #1d4ed8;
  border-color: rgba(59, 130, 246, 0.2);
}
.perm-action-write {
  background: rgba(16, 185, 129, 0.1);
  color: #047857;
  border-color: rgba(16, 185, 129, 0.2);
}
.perm-action-danger {
  background: rgba(239, 68, 68, 0.1);
  color: #b91c1c;
  border-color: rgba(239, 68, 68, 0.2);
}
.perm-action-warning {
  background: rgba(245, 158, 11, 0.12);
  color: #b45309;
  border-color: rgba(245, 158, 11, 0.25);
}
.perm-action-default {
  background: var(--surface-sunken, var(--bg));
  color: var(--muted);
  border-color: var(--border);
}

[data-theme="dark"] .perm-action-view { color: #93c5fd; }
[data-theme="dark"] .perm-action-write { color: #6ee7b7; }
[data-theme="dark"] .perm-action-danger { color: #fca5a5; }
[data-theme="dark"] .perm-action-warning { color: #fcd34d; }

/* ==========================================================================
   角色配置权限树（弹窗内）
   ========================================================================== */

.permission-tree {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.perm-tree-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-soft, var(--border));
}

.perm-tree-count-label {
  margin-left: auto;
  font-size: 13px;
  color: var(--muted);
}
.perm-tree-selected-count {
  font-weight: 600;
  color: var(--primary);
  font-variant-numeric: tabular-nums;
}

.perm-tree-groups {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-right: 4px;
}

.permission-tree .perm-group {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  background: var(--surface);
}

.permission-tree .perm-group-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--surface-sunken, var(--bg));
  cursor: pointer;
  margin: 0;
}
.permission-tree .perm-group-header:hover {
  background: var(--hover-bg);
}

.permission-tree .perm-group-checkbox {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--primary);
  cursor: pointer;
}

.permission-tree .perm-group-title {
  font-weight: 600;
  font-size: 13.5px;
  color: var(--text);
}

.permission-tree .perm-group-code {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 11.5px;
  color: var(--muted);
  padding: 1px 6px;
  background: var(--surface);
  border: 1px solid var(--border-soft, var(--border));
  border-radius: 4px;
}

.permission-tree .perm-group-count {
  margin-left: auto;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 9px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 99px;
}

.permission-tree .perm-group-items {
  padding: 6px 12px 10px 38px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.permission-tree .perm-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.12s;
}
.permission-tree .perm-item:hover {
  background: var(--surface-sunken, var(--bg));
}

.permission-tree .perm-checkbox {
  width: 15px;
  height: 15px;
  margin: 0;
  accent-color: var(--primary);
  cursor: pointer;
  flex-shrink: 0;
}

.permission-tree .perm-item-body {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.permission-tree .perm-name {
  font-size: 13px;
  color: var(--text);
  flex-shrink: 0;
}

.permission-tree .perm-code {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 11.5px;
  color: var(--muted);
  padding: 1px 6px;
  background: var(--surface-sunken, var(--bg));
  border: 1px solid var(--border-soft, var(--border));
  border-radius: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ==========================================================================
   角色选择器（用于新增/分配管理员）
   ========================================================================== */

.role-picker-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 260px;
  overflow-y: auto;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-sunken, var(--bg));
}

.role-picker-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 6px;
  cursor: pointer;
  background: var(--surface);
  border: 1px solid var(--border-soft, var(--border));
  transition: border-color 0.15s, background 0.15s;
}

.role-picker-item:hover {
  border-color: var(--primary);
}

.role-picker-item:has(input:checked) {
  border-color: var(--primary);
  background: var(--primary-light);
}

[data-theme="dark"] .role-picker-item:has(input:checked) {
  background: rgba(129, 140, 248, 0.08);
}

.role-picker-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin: 0;
  accent-color: var(--primary);
  cursor: pointer;
  flex-shrink: 0;
}

.role-picker-body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.role-picker-name {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text);
}

.role-picker-code {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 11.5px;
  color: var(--muted);
  padding: 1px 7px;
  background: var(--surface-sunken, var(--bg));
  border: 1px solid var(--border-soft, var(--border));
  border-radius: 4px;
}

/* ==========================================================================
   权限目录页在窄屏下
   ========================================================================== */

@media (max-width: 720px) {
  .permissions-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .permissions-toolbar-actions {
    justify-content: space-between;
  }
  .perm-node-leaf {
    flex-direction: column;
    align-items: stretch;
  }
  .perm-node-actions {
    opacity: 1;
    justify-content: flex-end;
  }
}