/* ============================================
   GESTOR DE CONTRASEÑAS - DESIGN SYSTEM v2.0
   ============================================ */

/* Google Fonts - Inter */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ============================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================ */
:root {
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  
  /* Slate Dark Theme */
  --slate-950: #020617;
  --slate-900: #0f172a;
  --slate-800: #1e293b;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-300: #cbd5e1;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  
  /* Accent Colors - Indigo/Violet */
  --indigo-600: #4f46e5;
  --indigo-500: #6366f1;
  --indigo-400: #818cf8;
  --indigo-300: #a5b4fc;
  --violet-600: #7c3aed;
  --violet-500: #8b5cf6;
  
  /* Semantic Colors */
  --success-600: #059669;
  --success-500: #10b981;
  --success-400: #34d399;
  --warning-600: #d97706;
  --warning-500: #f59e0b;
  --warning-400: #fbbf24;
  --danger-600: #dc2626;
  --danger-500: #ef4444;
  --danger-400: #f87171;
  
  /* Theme Variables */
  --bg-base: var(--slate-950);
  --bg-surface: var(--slate-900);
  --bg-elevated: var(--slate-800);
  --bg-hover: var(--slate-700);
  --bg-input: rgba(15, 23, 42, 0.8);
  
  --text-primary: var(--slate-100);
  --text-secondary: var(--slate-400);
  --text-muted: var(--slate-500);
  --text-inverse: var(--slate-950);
  
  --border-subtle: rgba(51, 65, 85, 0.5);
  --border-default: var(--slate-700);
  --border-strong: var(--slate-600);
  
  --accent: var(--indigo-500);
  --accent-hover: var(--indigo-400);
  --accent-muted: rgba(99, 102, 241, 0.15);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px 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-glow: 0 0 20px rgba(99, 102, 241, 0.3);
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.25rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout */
  --sidebar-width: 260px;
  --sidebar-collapsed: 72px;
  --header-height: 64px;
  --bottom-nav-height: 72px;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  height: 100%;
  width: 100%;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100%;
  width: 100%;
  overflow-x: hidden;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-base);
  background-image: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.15), transparent),
    radial-gradient(ellipse 60% 40% at 100% 100%, rgba(124, 58, 237, 0.1), transparent);
  background-attachment: fixed;
}

/* Focus Styles */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

::selection {
  background: var(--accent-muted);
  color: var(--text-primary);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  color: var(--text-primary);
}

h1 { font-size: 1.75rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

.mono {
  font-family: var(--font-mono);
  font-size: 0.875em;
  word-break: break-word;
}

.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }

/* ============================================
   LINKS
   ============================================ */
a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-hover);
}

.site-link {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(99, 102, 241, 0.4);
  text-underline-offset: 2px;
}

.site-link:hover {
  color: var(--accent-hover);
  text-decoration-color: var(--accent-hover);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
}

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

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

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Button Variants */
.btn.primary, .btn.acc {
  background: var(--accent);
  border-color: transparent;
  color: white;
  box-shadow: var(--shadow-sm), 0 0 0 0 rgba(99, 102, 241, 0);
}

.btn.primary:hover, .btn.acc:hover {
  background: var(--accent-hover);
  box-shadow: var(--shadow-md), 0 0 20px rgba(99, 102, 241, 0.3);
}

.btn.ok {
  background: var(--success-500);
  border-color: transparent;
  color: white;
}

.btn.ok:hover {
  background: var(--success-400);
}

.btn.warn {
  background: var(--warning-500);
  border-color: transparent;
  color: var(--slate-950);
}

.btn.warn:hover {
  background: var(--warning-400);
}

.btn.danger {
  background: var(--danger-500);
  border-color: transparent;
  color: white;
}

.btn.danger:hover {
  background: var(--danger-400);
}

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

.btn.ghost:hover {
  background: var(--accent-muted);
  color: var(--accent);
}

/* Icon Button */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  font-size: 1rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

/* ============================================
   FORM ELEMENTS
   ============================================ */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="number"],
input[type="tel"],
select,
textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  backdrop-filter: blur(8px);
}

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

input:hover,
select:hover,
textarea:hover {
  border-color: var(--border-strong);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-muted);
}

textarea {
  min-height: 100px;
  resize: vertical;
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
}

input[type="file"] {
  display: none;
}

/* Field Group */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.field label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.pw-row {
  display: flex;
  gap: var(--space-2);
}

.pw-row input {
  flex: 1;
}

/* ============================================
   CARDS & SURFACES
   ============================================ */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.glass {
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* ============================================
   PILL / BADGE
   ============================================ */
.pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 var(--space-2);
  font-size: 0.75rem;
  font-weight: 600;
  color: white;
  background: var(--danger-500);
  border-radius: var(--radius-full);
}

/* ============================================
   STATUS MESSAGES
   ============================================ */
.status {
  font-size: 0.875rem;
  color: var(--text-muted);
  min-height: 1.5em;
}

.status.ok { color: var(--success-400); }
.status.warn { color: var(--warning-400); }
.status.danger { color: var(--danger-400); }

.status.inline-error {
  padding: var(--space-3) var(--space-4);
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--danger-500);
  border-radius: var(--radius-lg);
}

/* ============================================
   LAYOUT - APP SHELL (No Sidebar)
   ============================================ */
.app-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.app-layout.no-sidebar .main-content {
  margin-left: 0;
}

/* Main Content */
.main-content {
  flex: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.main-header {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-6);
  background: rgba(2, 6, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 100;
}

/* Header Brand */
.header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.brand-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--indigo-500), var(--violet-500));
  border-radius: var(--radius-lg);
  font-size: 1.125rem;
}

.brand-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.header-actions .btn-label {
  display: inline;
}

/* Header User Menu */
.header-user-menu {
  position: relative;
  cursor: pointer;
}

.header-user-menu .user-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--indigo-500), var(--violet-500));
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: white;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.header-user-menu:hover .user-avatar {
  transform: scale(1.05);
  box-shadow: 0 0 0 3px var(--accent-muted);
}

.header-user-menu .user-menu-popover {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: var(--space-2);
  min-width: 220px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--space-2);
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  z-index: 200;
  animation: slideDownFade var(--transition-fast) ease-out;
}

.header-user-menu[aria-expanded="true"] .user-menu-popover {
  display: flex;
}

@keyframes slideDownFade {
  from {
    opacity: 0;
    transform: translateY(-10px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* User Menu Header (inside popover) */
.user-menu-header {
  padding: var(--space-3);
}

.user-menu-email {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  word-break: break-all;
  line-height: 1.3;
}

.user-menu-role {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: var(--space-1);
}

/* User Menu Items */
.user-menu-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  text-align: left;
  text-decoration: none;
  transition: all var(--transition-fast);
  width: 100%;
}

.user-menu-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.user-menu-item.danger {
  color: var(--danger-400);
}

.user-menu-item.danger:hover {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger-500);
}

.user-menu-divider {
  height: 1px;
  background: var(--border-subtle);
  margin: var(--space-1) 0;
}

.main-body {
  flex: 1;
  padding: var(--space-6);
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

/* ============================================
   TABS (Primary Navigation within content)
   ============================================ */
.tabs {
  display: flex;
  gap: var(--space-1);
  padding: var(--space-1);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-6);
}

.tab-btn {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.tab-btn.active {
  color: white;
  background: var(--accent);
  box-shadow: var(--shadow-sm);
}

.tab-container {
  display: grid;
  gap: var(--space-6);
}

.tab-view {
  display: none;
  gap: var(--space-6);
}

.tab-view.active {
  display: grid;
}

/* ============================================
   FILTERS PANEL
   ============================================ */
.filters {
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.filters summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  list-style: none;
  transition: background var(--transition-fast);
}

.filters summary::-webkit-details-marker { display: none; }

.filters summary::after {
  content: "";
  width: 20px;
  height: 20px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  transition: transform var(--transition-fast);
}

.filters[open] summary::after {
  transform: rotate(180deg);
}

.filters[open] summary {
  border-bottom: 1px solid var(--border-subtle);
}

.filters-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  padding: var(--space-5);
}

.filters-content .btn {
  justify-self: start;
}

/* ============================================
   DATA TABLE
   ============================================ */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-xl);
}

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

thead th {
  position: sticky;
  top: 0;
  padding: var(--space-4);
  font-size: 0.8125rem;
  font-weight: 600;
  text-align: left;
  color: var(--text-secondary);
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
}

thead th[data-sort-key] {
  cursor: pointer;
  user-select: none;
}

thead th[data-sort-key]:hover {
  color: var(--text-primary);
}

tbody td {
  padding: var(--space-4);
  font-size: 0.875rem;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
  word-break: break-word;
}

tbody tr {
  transition: background var(--transition-fast);
}

tbody tr:hover {
  background: var(--bg-elevated);
}

tbody tr:nth-child(odd) {
  background: rgba(15, 23, 42, 0.3);
}

tbody tr:nth-child(odd):hover {
  background: var(--bg-elevated);
}

tbody tr.row-selected {
  background: var(--accent-muted) !important;
}

.sel-cell {
  width: 48px;
  text-align: center;
}

.sel-cell input[type="checkbox"] {
  transform: scale(1.1);
}

/* Table Controls */
.controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  flex-wrap: wrap;
}

.counts {
  padding: var(--space-3) var(--space-5);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ============================================
   PAGINATION
   ============================================ */
#pagination {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

#pagination .btn {
  padding: var(--space-2) var(--space-3);
}

/* ============================================
   MODALS
   ============================================ */
.backdrop {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  animation: fadeIn var(--transition-fast) ease-out;
}

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

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

.modal {
  width: min(600px, 95vw);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  animation: slideUp var(--transition-base) ease-out;
  overflow: hidden;
}

.modal header {
  padding: var(--space-5) var(--space-6);
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-subtle);
}

.modal header h3 {
  font-size: 1.125rem;
  font-weight: 600;
}

.modal .content {
  flex: 1;
  padding: var(--space-5) var(--space-6);
  overflow-y: auto;
}

.modal .grid-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.modal .grid-form .full {
  grid-column: 1 / -1;
}

.modal footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  background: var(--bg-elevated);
  border-top: 1px solid var(--border-subtle);
}

/* ============================================
   ADVANCED PANEL
   ============================================ */
.advanced-panel {
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.advanced-panel summary {
  display: flex;
  align-items: center;
  padding: var(--space-4) var(--space-5);
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  list-style: none;
}

.advanced-panel summary::-webkit-details-marker { display: none; }

.advanced-panel summary::after {
  content: "";
  width: 20px;
  height: 20px;
  margin-left: auto;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m9 18 6-6-6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  transition: transform var(--transition-fast);
}

.advanced-panel[open] summary::after {
  transform: rotate(90deg);
}

.advanced-panel[open] summary {
  border-bottom: 1px solid var(--border-subtle);
}

.advanced-content {
  padding: var(--space-5);
  display: grid;
  gap: var(--space-4);
}

.advanced-content p {
  margin: 0;
  max-width: 520px;
}

.advanced-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.advanced-content .small {
  font-size: 0.8125rem;
}

/* ============================================
   IDENTITY SECTION
   ============================================ */
.identity-toolbar {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.identity-toolbar-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.identity-list {
  display: grid;
  gap: var(--space-4);
}

.identity-card {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.identity-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.identity-card-header h3 {
  font-size: 1.125rem;
  margin: 0;
}

.identity-card-subtitle {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: var(--space-1);
}

.identity-card-actions {
  display: flex;
  gap: var(--space-2);
}

.identity-section-block {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-4);
  display: grid;
  gap: var(--space-3);
}

.identity-section-block h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
}

.identity-sublist {
  display: grid;
  gap: var(--space-3);
}

.identity-subitem {
  padding: var(--space-3) var(--space-4);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
}

.identity-subitem h5 {
  font-size: 0.875rem;
  font-weight: 500;
  margin: 0 0 var(--space-1);
}

.identity-subitem p {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

.identity-empty {
  padding: var(--space-8);
  text-align: center;
  color: var(--text-muted);
  border: 1px dashed var(--border-default);
  border-radius: var(--radius-xl);
}

.identity-editor {
  display: grid;
  gap: var(--space-5);
}

.identity-section {
  padding: var(--space-5);
}

.identity-section h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin: 0 0 var(--space-4);
}

.identity-repeater {
  display: grid;
  gap: var(--space-4);
}

.identity-repeater-item {
  padding: var(--space-4);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  display: grid;
  gap: var(--space-4);
}

.identity-repeater-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
}

.identity-repeater-header strong {
  font-size: 0.875rem;
}

.identity-mini-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-3);
}

.identity-mini-grid .field {
  min-width: 0;
}

.identity-flags {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.identity-flags label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.identity-grid-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

/* ============================================
   IMPORT MODAL
   ============================================ */
.import-modal-body {
  display: grid;
  gap: var(--space-5);
}

.import-file {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.import-options {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
  align-items: center;
}

.import-options .option {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 500;
  color: var(--text-secondary);
}

.import-options .option select {
  min-width: 180px;
}

.import-options .option.checkbox {
  font-weight: 400;
}

.import-mapping h4,
.import-preview-wrapper h4 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin: 0 0 var(--space-3);
}

.import-mapping-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
}

.import-mapping-grid .field select {
  min-width: 0;
}

.import-preview {
  max-height: 280px;
  overflow: auto;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--bg-elevated);
}

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

.import-preview-table thead th {
  position: sticky;
  top: 0;
  padding: var(--space-3);
  font-size: 0.8125rem;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
}

.import-preview-table tbody td {
  padding: var(--space-2) var(--space-3);
  font-size: 0.8125rem;
  border-bottom: 1px solid var(--border-subtle);
}

.import-note {
  margin-top: var(--space-2);
}

.import-info {
  font-size: 0.8125rem;
}

/* ============================================
   LOGIN / REGISTER PAGES
   ============================================ */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  background: var(--bg-base);
  background-image: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.2), transparent),
    radial-gradient(ellipse 60% 40% at 100% 100%, rgba(124, 58, 237, 0.15), transparent);
}

.login-shell {
  width: min(420px, 100%);
}

.login-card {
  overflow: hidden;
}

.login-card header {
  padding: var(--space-8) var(--space-6) var(--space-6);
  text-align: center;
  background: transparent;
  border-bottom: 1px solid var(--border-subtle);
}

.login-card header h1 {
  font-size: 1.5rem;
  margin-bottom: var(--space-2);
}

.login-card header p {
  color: var(--text-muted);
  margin: 0;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6);
}

.login-form label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.login-form .field {
  gap: var(--space-2);
}

.login-form .btn {
  margin-top: var(--space-2);
  padding: var(--space-3) var(--space-4);
}

.login-footer {
  padding: var(--space-4) var(--space-6);
  text-align: center;
  border-top: 1px solid var(--border-subtle);
}

.login-footer p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.login-footer a {
  font-weight: 500;
}

.success-message {
  text-align: center;
  padding: var(--space-6) 0;
}

.success-message p {
  margin: 0 0 var(--space-3);
}

.success-message .btn {
  margin-top: var(--space-4);
}

/* ============================================
   ADMIN SECTION
   ============================================ */
.admin-section {
  margin-bottom: var(--space-6);
}

.admin-section:last-child {
  margin-bottom: 0;
}

.admin-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border-subtle);
}

.admin-header h2 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
}

.admin-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 24px;
  padding: 0 var(--space-2);
  font-size: 0.75rem;
  font-weight: 600;
  color: white;
  background: var(--danger-500);
  border-radius: var(--radius-full);
}

.admin-users-list {
  padding: var(--space-5);
  display: grid;
  gap: var(--space-3);
}

.admin-user-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  flex-wrap: wrap;
}

.admin-user-info {
  flex: 1;
  min-width: 200px;
}

.admin-user-email {
  font-weight: 500;
  word-break: break-all;
}

.admin-user-date {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: var(--space-1);
}

.admin-user-status {
  font-size: 0.75rem;
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.admin-user-status.pending {
  background: var(--warning-500);
  color: var(--slate-950);
}

.admin-user-status.approved {
  background: var(--success-500);
  color: white;
}

.admin-user-status.rejected {
  background: var(--danger-500);
  color: white;
}

.admin-user-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.admin-user-actions .btn {
  font-size: 0.8125rem;
  padding: var(--space-2) var(--space-3);
}

.admin-empty {
  text-align: center;
  padding: var(--space-8);
  color: var(--text-muted);
  background: var(--bg-elevated);
  border: 1px dashed var(--border-default);
  border-radius: var(--radius-lg);
}

/* ============================================
   FAB (Floating Action Button)
   ============================================ */
.fab {
  position: fixed;
  right: var(--space-5);
  bottom: var(--space-5);
  width: 56px;
  height: 56px;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  background: linear-gradient(135deg, var(--indigo-500), var(--violet-500));
  border: none;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  cursor: pointer;
  z-index: 200;
  transition: all var(--transition-fast);
}

.fab:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-xl), 0 0 30px rgba(99, 102, 241, 0.4);
}

.fab:active {
  transform: scale(0.98);
}

/* ============================================
   DESKTOP EXTENSION BANNER
   ============================================ */
.desktop-extension-banner {
  padding: var(--space-3) var(--space-6);
  text-align: right;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ============================================
   MOBILE CARDS (Table alternative)
   ============================================ */
.mobile-card {
  padding: var(--space-4);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: all var(--transition-fast);
}

.mobile-card.selected {
  background: var(--accent-muted);
  border-color: var(--accent);
}

.mobile-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-3);
}

.mobile-card-title {
  font-weight: 600;
  word-break: break-word;
  flex: 1;
}

.mobile-card-checkbox {
  flex-shrink: 0;
  transform: scale(1.2);
}

.mobile-card-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.mobile-card-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  min-height: 28px;
}

.mobile-card-label {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  flex-shrink: 0;
}

.mobile-card-value {
  flex: 1;
  text-align: right;
  word-break: break-word;
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.mobile-card-password {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex: 1;
  justify-content: flex-end;
}

.mobile-card-actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
  padding-top: var(--space-3);
  border-top: 1px solid var(--border-subtle);
}

.mobile-card-actions .btn {
  flex: 1;
}

/* ============================================
   RESPONSIVE - TABLET
   ============================================ */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.open {
    transform: translateX(0);
    box-shadow: var(--shadow-xl);
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .modal .grid-form {
    grid-template-columns: 1fr;
  }
  
  .identity-grid-form {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   RESPONSIVE - MOBILE
   ============================================ */
@media (max-width: 768px) {
  :root {
    --space-6: 1rem;
  }
  
  /* FAB positioning */
  .fab {
    display: flex;
    right: var(--space-4);
    bottom: var(--space-4);
  }
  
  /* Main content adjustments */
  .main-content {
    margin-left: 0;
  }
  
  .main-header {
    padding: var(--space-3);
  }
  
  .brand-name {
    display: none;
  }
  
  .main-body {
    padding: var(--space-4);
  }
  
  /* Hide desktop header button labels on mobile */
  .header-actions .btn-label {
    display: none;
  }
  
  /* Tabs */
  .tabs {
    margin-bottom: var(--space-4);
  }
  
  .tab-btn {
    padding: var(--space-3);
    font-size: 0.8125rem;
  }
  
  /* Filters */
  .filters-content {
    grid-template-columns: 1fr;
  }
  
  /* Table to Cards */
  .table-wrap table {
    display: none;
  }
  
  .table-wrap {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding: var(--space-4);
  }
  
  /* Controls */
  .controls {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3);
  }
  
  /* Modal */
  .modal {
    width: 100%;
    max-height: 85vh;
    margin: auto var(--space-2);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
  }
  
  .modal header,
  .modal .content,
  .modal footer {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
  
  .modal footer {
    flex-direction: column;
  }
  
  .modal footer .btn {
    width: 100%;
    padding: var(--space-3);
  }
  
  /* Buttons */
  .btn {
    padding: var(--space-3) var(--space-4);
  }
  
  .icon-btn {
    width: 44px;
    height: 44px;
  }
  
  /* Form elements */
  input[type="text"],
  input[type="email"],
  input[type="password"],
  input[type="search"],
  input[type="number"],
  select,
  textarea {
    font-size: 1rem;
    padding: var(--space-3);
  }
  
  /* Advanced panel */
  .advanced-actions {
    flex-direction: column;
  }
  
  .advanced-actions .btn {
    width: 100%;
  }
  
  /* Login page */
  .login-page {
    padding: var(--space-4);
  }
  
  .login-card header {
    padding: var(--space-6) var(--space-4) var(--space-4);
  }
  
  .login-form {
    padding: var(--space-4);
  }
  
  .login-form .btn {
    width: 100%;
  }
  
  /* Import modal */
  .import-file {
    flex-direction: column;
    align-items: stretch;
  }
  
  .import-options {
    flex-direction: column;
    align-items: stretch;
  }
  
  .import-options .option {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }
  
  .import-options .option select {
    width: 100%;
  }
  
  /* Hide desktop extension banner */
  .desktop-extension-banner {
    display: none;
  }
  
  /* Admin */
  .admin-user-card {
    flex-direction: column;
    align-items: stretch;
  }
  
  .admin-user-actions {
    width: 100%;
  }
  
  .admin-user-actions .btn {
    flex: 1;
  }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.hidden { display: none !important; }
.muted { color: var(--text-muted); }
.text-center { text-align: center; }
.text-right { text-align: right; }
.full { grid-column: 1 / -1; }

/* Animations */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ============================================
   LEGACY COMPATIBILITY (Header-based layout)
   ============================================ */
body > header {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: var(--space-4) var(--space-6);
  background: rgba(2, 6, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}

body > header h1 {
  font-size: 1.25rem;
  margin: 0 0 var(--space-3);
}

.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.toolbar-toggle {
  display: none;
  padding: var(--space-2) var(--space-3);
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  cursor: pointer;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  justify-content: space-between;
}

.toolbar.collapsed {
  display: none !important;
}

.toolbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}

#app {
  padding: var(--space-6);
  display: grid;
  gap: var(--space-6);
}

@media (max-width: 900px) {
  body > header {
    padding: var(--space-4);
  }
  
  body > header h1 {
    font-size: 1.125rem;
  }
  
  .header-bar {
    flex-direction: column;
    align-items: stretch;
  }
  
  .toolbar-toggle {
    display: block;
    width: 100%;
  }
  
  .toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-4);
  }
  
  .toolbar-actions {
    flex-direction: column;
  }
  
  .toolbar-actions .btn,
  .toolbar-actions .pill,
  .toolbar-actions select {
    width: 100%;
  }
  
  #app {
    padding: var(--space-4);
  }
}

@media (max-width: 540px) {
  #addAccount {
    display: none;
  }
}