/* ============================================================
   OPERIS — Design System
   ============================================================ */

:root {
  --primary:        #4F46E5;
  --primary-dark:   #4338CA;
  --primary-light:  #EEF2FF;
  --secondary:      #0EA5E9;
  --success:        #10B981;
  --warning:        #F59E0B;
  --danger:         #EF4444;
  --info:           #6366F1;

  --gray-50:  #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;

  --sidebar-w:   260px;
  --topbar-h:    64px;
  --radius:      10px;
  --radius-sm:   6px;
  --radius-lg:   16px;
  --shadow-sm:   0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --shadow:      0 4px 6px -1px rgba(0,0,0,.08), 0 2px 4px -1px rgba(0,0,0,.04);
  --shadow-lg:   0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -2px rgba(0,0,0,.05);
  --transition:  all .18s ease;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; scroll-behavior: smooth; }
body { font-family: 'Inter', system-ui, -apple-system, sans-serif;
       background: var(--gray-100); color: var(--gray-800); line-height: 1.6;
       -webkit-font-smoothing: antialiased; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; display: block; }
input, select, textarea, button { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: 9999px; }

/* ============================================================
   LAYOUT
   ============================================================ */

.app-wrapper { display: flex; min-height: 100vh; }

/* ══ TOPNAV layout ══════════════════════════════════════════════════════════ */
.topnav {
  position: fixed; top: 0; left: 0; right: 0; height: 52px; z-index: 300;
  background: var(--gray-900);
  display: flex; align-items: center; gap: 0; padding: 0 16px;
  box-shadow: 0 1px 4px rgba(0,0,0,.25);
}
.topnav-brand { flex-shrink: 0; margin-right: 12px; display:flex;align-items:center }
.topnav { overflow: visible; }
.topnav-nav { display: flex; align-items: center; gap: 2px; flex: 1; overflow: visible; }
.topnav-item {
  padding: 7px 12px; border-radius: 6px; font-size: 13px; font-weight: 500;
  color: rgba(255,255,255,.75); cursor: pointer; white-space: nowrap;
  background: none; border: none; display:flex;align-items:center;gap:5px;
  text-decoration: none; transition: background .15s, color .15s;
}
.topnav-item:hover, .topnav-item.active { background: rgba(255,255,255,.12); color: #fff; }
.topnav-group { position: relative; display: flex; }
.topnav-dropdown {
  position: absolute; top: 100%; left: 0; min-width: 210px;
  background: #fff; border: 1px solid var(--gray-200); border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0,0,0,.12); z-index: 9000;
  padding: 6px 0; display: none; pointer-events: none;
}
.topnav-dropdown::before {
  content: ''; position: absolute; top: -6px; left: 0; right: 0; height: 6px;
}
.topnav-group:hover .topnav-dropdown { display: block; pointer-events: all; }
.topnav-dd-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 16px; font-size: 13px; color: var(--gray-700);
  text-decoration: none; transition: background .12s;
}
.topnav-dd-item:hover { background: var(--primary-light); color: var(--primary); }
.topnav-dd-item i { color: var(--gray-400); }
.topnav-dd-item:hover i { color: var(--primary); }
.topnav-actions { display: flex; align-items: center; gap: 4px; margin-left: 12px; flex-shrink:0 }
.topnav-btn {
  width: 34px; height: 34px; border-radius: 8px; border: none; cursor: pointer;
  background: rgba(255,255,255,.08); color: rgba(255,255,255,.8);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; transition: background .15s;
}
.topnav-btn:hover { background: rgba(255,255,255,.18); color: #fff; }
.topnav-user { width: auto; gap: 7px; padding: 0 10px; color: rgba(255,255,255,.85); }
/* Layout adjustments when topnav active */
body.nav-topnav .sidebar { display: none; }
body.nav-topnav .sidebar-overlay { display: none; }
body.nav-topnav .app-wrapper { padding-top: 52px; }
body.nav-topnav .main-content { margin-left: 0; }
body.nav-topnav .topbar { top: 52px; }
/* Mega-menu */
.topnav-mega {
  position: absolute; top: 100%; left: 0;
  background: #fff; border: 1px solid var(--gray-200); border-radius: 12px;
  box-shadow: 0 12px 32px rgba(0,0,0,.14); z-index: 9000;
  padding: 16px; display: none; pointer-events: none; white-space: nowrap;
}
.topnav-mega::before { content:''; position:absolute; top:-8px; left:0; right:0; height:8px; }
.topnav-group:hover .topnav-mega { display: flex; pointer-events: all; }
.topnav-mega-cols { display: flex; gap: 0; }
.topnav-mega-col { min-width: 175px; padding: 0 12px; }
.topnav-mega-col + .topnav-mega-col { border-left: 1px solid var(--gray-100); }
.topnav-mega-title {
  font-size: 10px; font-weight: 700; color: var(--gray-400);
  text-transform: uppercase; letter-spacing: .06em;
  padding: 2px 6px 7px; display: block;
}
.topnav-mega-sep { height: 1px; background: var(--gray-100); margin: 8px 0; }
/* Dark mode topnav dropdown */
body.theme-dark .topnav-dropdown,
body.theme-dark .topnav-mega { background: #1F2937; border-color: #374151; }
body.theme-dark .topnav-mega-col + .topnav-mega-col { border-color: #374151; }
body.theme-dark .topnav-mega-sep { background: #374151; }
body.theme-dark .topnav-dd-item { color: #E5E7EB; }
body.theme-dark .topnav-dd-item:hover { background: rgba(79,70,229,.15); color: var(--primary); }

/* ══ SIDEBAR layout (default) ═══════════════════════════════════════════════ */
/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--gray-900);
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0; bottom: 0;
  z-index: 200;
  transition: var(--transition);
  overflow: hidden;
}

.sidebar-logo {
  display: flex; align-items: center; gap: 10px;
  padding: 20px 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,.07);
}
.sidebar-logo .logo-icon {
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 800; color: #fff; flex-shrink: 0;
}
.sidebar-logo .logo-text { font-size: 18px; font-weight: 700; color: #fff; letter-spacing: -.3px; }
.sidebar-logo .logo-version { font-size: 10px; color: var(--gray-500); margin-top: 1px; }

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

.nav-group { margin-bottom: 4px; }
.nav-group-label {
  font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: .8px;
  color: var(--gray-500); padding: 8px 20px 4px; display: block;
}

.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 20px; color: var(--gray-400);
  font-size: 13.5px; font-weight: 500;
  border-radius: 0; transition: var(--transition);
  cursor: pointer; position: relative;
}
.nav-item:hover { color: #fff; background: rgba(255,255,255,.06); }
.nav-item.active {
  color: #fff;
  background: rgba(79,70,229,.25);
}
.nav-item.active::before {
  content: ''; position: absolute; left: 0; top: 4px; bottom: 4px;
  width: 3px; background: var(--primary); border-radius: 0 3px 3px 0;
}
.nav-item .nav-icon { font-size: 16px; width: 20px; text-align: center; flex-shrink: 0; }
.nav-item .nav-badge {
  margin-left: auto; background: var(--danger); color: #fff;
  font-size: 10px; font-weight: 700; padding: 1px 6px;
  border-radius: 9999px; min-width: 18px; text-align: center;
}

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid rgba(255,255,255,.07);
}
.sidebar-user {
  display: flex; align-items: center; gap: 10px;
  padding: 8px; border-radius: var(--radius-sm);
  cursor: pointer; transition: var(--transition);
}
.sidebar-user:hover { background: rgba(255,255,255,.06); }
.sidebar-user .avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: #fff; flex-shrink: 0;
}
.sidebar-user .user-info { flex: 1; min-width: 0; }
.sidebar-user .user-name { font-size: 13px; font-weight: 600; color: #fff;
                           white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sidebar-user .user-role { font-size: 11px; color: var(--gray-500); }

/* ── Main Content ── */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-w);
  display: flex; flex-direction: column;
  min-height: 100vh;
}

/* ── Topbar ── */
.topbar {
  height: var(--topbar-h);
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
  display: flex; align-items: center; gap: 16px;
  padding: 0 24px;
  position: sticky; top: 0; z-index: 100;
  box-shadow: var(--shadow-sm);
}
.topbar-toggle {
  display: none; cursor: pointer;
  font-size: 20px; color: var(--gray-600); padding: 4px;
}
.topbar-breadcrumb { flex: 1; display: flex; align-items: center; gap: 8px; }
.topbar-breadcrumb .breadcrumb-item { font-size: 13px; color: var(--gray-500); }
.topbar-breadcrumb .breadcrumb-item.active { color: var(--gray-800); font-weight: 600; }
.topbar-breadcrumb .sep { color: var(--gray-300); font-size: 12px; }

.topbar-actions { display: flex; align-items: center; gap: 8px; }
.topbar-btn {
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--transition); color: var(--gray-600);
  background: transparent; border: none; position: relative;
}
.topbar-btn:hover { background: var(--gray-100); color: var(--gray-800); }
.topbar-btn .notif-dot {
  position: absolute; top: 6px; right: 6px;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--danger); border: 2px solid #fff;
}

.topbar-search {
  display: flex; align-items: center; gap: 8px;
  background: var(--gray-100); border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm); padding: 6px 12px;
  width: 240px; transition: var(--transition);
}
.topbar-search:focus-within {
  background: #fff; border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79,70,229,.1);
}
.topbar-search input { border: none; background: transparent; outline: none;
                        font-size: 13px; flex: 1; color: var(--gray-700); }
.topbar-search .search-icon { color: var(--gray-400); font-size: 14px; flex-shrink: 0; }

/* ── Page Content ── */
.page-content { flex: 1; padding: 24px; }

.page-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: 24px; gap: 16px;
}
.page-header h1 { font-size: 22px; font-weight: 700; color: var(--gray-900); letter-spacing: -.3px; }
.page-header p { font-size: 13px; color: var(--gray-500); margin-top: 2px; }
.page-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }

/* ============================================================
   COMPONENTS
   ============================================================ */

/* ── Cards ── */
.card {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--gray-100);
}
.card-header h3 { font-size: 15px; font-weight: 600; color: var(--gray-800); }
.card-body { padding: 20px; }
.card-footer { padding: 12px 20px; border-top: 1px solid var(--gray-100); background: var(--gray-50); }

/* ── Stat Cards ── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 24px; }

.stat-card {
  background: #fff; border-radius: var(--radius); border: 1px solid var(--gray-200);
  padding: 20px; display: flex; align-items: flex-start; gap: 16px;
  box-shadow: var(--shadow-sm); transition: var(--transition);
}
.stat-card:hover { box-shadow: var(--shadow); transform: translateY(-1px); }
.stat-icon {
  width: 48px; height: 48px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; flex-shrink: 0;
}
.stat-icon.blue   { background: #EFF6FF; color: #3B82F6; }
.stat-icon.green  { background: #ECFDF5; color: #10B981; }
.stat-icon.yellow { background: #FFFBEB; color: #F59E0B; }
.stat-icon.red    { background: #FEF2F2; color: #EF4444; }
.stat-icon.purple { background: #F5F3FF; color: #8B5CF6; }
.stat-icon.indigo { background: var(--primary-light); color: var(--primary); }
.stat-icon.teal   { background: #F0FDFA; color: #14B8A6; }
.stat-icon.orange { background: #FFF7ED; color: #F97316; }

.stat-info { flex: 1; min-width: 0; }
.stat-label { font-size: 10px; font-weight: 500; color: var(--gray-500); text-transform: uppercase; letter-spacing: .5px; }
.stat-value { font-size: 24px; font-weight: 700; color: var(--gray-900); margin: 2px 0; letter-spacing: -.5px; line-height: 1.2; }
.stat-change { font-size: 12px; display: flex; align-items: center; gap: 4px; }
.stat-change.up   { color: var(--success); }
.stat-change.down { color: var(--danger); }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 500; cursor: pointer;
  border: 1px solid transparent; transition: var(--transition);
  white-space: nowrap; line-height: 1;
}
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn-sm  { padding: 5px 12px; font-size: 12px; }
.btn-lg  { padding: 11px 24px; font-size: 15px; }
.btn-icon { width: 34px; height: 34px; padding: 0; justify-content: center; }

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

.btn-secondary { background: #fff; color: var(--gray-700); border-color: var(--gray-300); }
.btn-secondary:hover { background: var(--gray-50); border-color: var(--gray-400); }

.btn-success   { background: var(--success); color: #fff; border-color: var(--success); }
.btn-success:hover { background: #059669; }

.btn-danger    { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { background: #DC2626; }

.btn-warning   { background: var(--warning); color: #fff; border-color: var(--warning); }
.btn-warning:hover { background: #D97706; }

.btn-ghost  { background: transparent; color: var(--gray-600); border-color: transparent; }
.btn-ghost:hover { background: var(--gray-100); }

.btn-outline-primary { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline-primary:hover { background: var(--primary-light); }

/* ── Forms ── */
.form-group { margin-bottom: 18px; }
.form-row { display: grid; gap: 18px; }
.form-row.cols-2 { grid-template-columns: repeat(2, 1fr); }
.form-row.cols-3 { grid-template-columns: repeat(3, 1fr); }
.form-row.cols-4 { grid-template-columns: repeat(4, 1fr); }

.form-label { display: block; font-size: 13px; font-weight: 500; color: var(--gray-700); margin-bottom: 6px; }
.form-label.required::after { content: ' *'; color: var(--danger); }

.form-control {
  width: 100%; padding: 8px 12px;
  border: 1px solid var(--gray-300); border-radius: var(--radius-sm);
  background: #fff; color: var(--gray-800); font-size: 13.5px;
  transition: var(--transition); line-height: 1.5;
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79,70,229,.12); }
.form-control::placeholder { color: var(--gray-400); }
.form-control:disabled { background: var(--gray-100); color: var(--gray-500); cursor: not-allowed; }

select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 80px; }

.form-hint { font-size: 11.5px; color: var(--gray-500); margin-top: 4px; }
.form-error { font-size: 12px; color: var(--danger); margin-top: 4px; display: flex; align-items: center; gap: 4px; }
.form-control.is-invalid { border-color: var(--danger); }
.form-control.is-invalid:focus { box-shadow: 0 0 0 3px rgba(239,68,68,.12); }

.input-group { display: flex; }
.input-group .form-control { border-radius: var(--radius-sm) 0 0 var(--radius-sm); flex: 1; }
.input-group .input-addon {
  padding: 8px 12px; background: var(--gray-100); border: 1px solid var(--gray-300);
  border-left: none; border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 13px; color: var(--gray-600); display: flex; align-items: center;
}

/* ── Tables ── */
.table-wrapper { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--gray-200); }

table { width: 100%; border-collapse: collapse; background: #fff; }
thead th {
  padding: 11px 16px; text-align: left; font-size: 11.5px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .5px; color: var(--gray-500);
  background: var(--gray-50); border-bottom: 1px solid var(--gray-200);
  white-space: nowrap;
}
tbody td {
  padding: 13px 16px; font-size: 13.5px; color: var(--gray-700);
  border-bottom: 1px solid var(--gray-100);
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--gray-50); }
tfoot td { padding: 12px 16px; font-size: 13px; font-weight: 600; background: var(--gray-50); }

.td-actions { display: flex; align-items: center; gap: 4px; }

/* ── Badges ── */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 9px; border-radius: 9999px;
  font-size: 11.5px; font-weight: 600; white-space: nowrap;
}
.badge-green  { background: #D1FAE5; color: #065F46; }
.badge-blue   { background: #DBEAFE; color: #1E40AF; }
.badge-yellow { background: #FEF3C7; color: #92400E; }
.badge-red    { background: #FEE2E2; color: #991B1B; }
.badge-gray   { background: var(--gray-100); color: var(--gray-600); }
.badge-purple { background: #EDE9FE; color: #5B21B6; }
.badge-indigo { background: var(--primary-light); color: var(--primary-dark); }
.badge-orange { background: #FFEDD5; color: #9A3412; }
.badge-teal   { background: #CCFBF1; color: #134E4A; }

/* ── Alerts / Flash ── */
.alert {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 16px; border-radius: var(--radius-sm);
  font-size: 13.5px; margin-bottom: 20px;
}
.alert-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }
.alert-success { background: #D1FAE5; color: #065F46; border: 1px solid #A7F3D0; }
.alert-error   { background: #FEE2E2; color: #991B1B; border: 1px solid #FECACA; }
.alert-warning { background: #FEF3C7; color: #92400E; border: 1px solid #FDE68A; }
.alert-info    { background: #DBEAFE; color: #1E40AF; border: 1px solid #BFDBFE; }

/* ── Modal ── */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.45);
  z-index: 900; display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: var(--transition);
  backdrop-filter: blur(2px);
}
.modal-overlay.open { opacity: 1; visibility: visible; }
.modal {
  background: #fff; border-radius: var(--radius-lg); width: 100%; max-width: 560px;
  max-height: 90vh; overflow-y: auto; box-shadow: var(--shadow-lg);
  transform: scale(.95) translateY(10px); transition: var(--transition);
}
.modal-overlay.open .modal { transform: scale(1) translateY(0); }
.modal-lg { max-width: 800px; }
.modal-xl { max-width: 1100px; }
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px 16px; border-bottom: 1px solid var(--gray-200);
}
.modal-header h4 { font-size: 16px; font-weight: 700; color: var(--gray-900); }
.modal-close {
  width: 30px; height: 30px; border-radius: var(--radius-sm); border: none;
  background: var(--gray-100); cursor: pointer; display: flex; align-items: center;
  justify-content: center; color: var(--gray-500); transition: var(--transition); font-size: 16px;
}
.modal-close:hover { background: var(--gray-200); color: var(--gray-700); }
.modal-body { padding: 20px 24px; }
.modal-footer { padding: 16px 24px 20px; border-top: 1px solid var(--gray-200); display: flex; gap: 8px; justify-content: flex-end; }

/* ── Tabs ── */
.tabs { display: flex; border-bottom: 1px solid var(--gray-200); margin-bottom: 24px; gap: 0; overflow-x: auto; }
.tab-item, .tab {
  padding: 10px 18px; font-size: 13.5px; font-weight: 500; color: var(--gray-500);
  cursor: pointer; border-bottom: 2px solid transparent; white-space: nowrap;
  transition: var(--transition); margin-bottom: -1px; text-decoration: none; display: inline-block;
}
.tab-item:hover, .tab:hover { color: var(--gray-800); }
.tab-item.active, .tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Admin Tabs (horizontal scrollable pill tabs) ── */
.admin-tabs {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-bottom: 20px; padding: 12px 16px;
  background: var(--gray-50); border: 1px solid var(--gray-200);
  border-radius: var(--radius); overflow-x: auto;
}
.admin-tab {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: 20px;
  font-size: 12.5px; font-weight: 500; white-space: nowrap;
  color: var(--gray-600); background: #fff;
  border: 1px solid var(--gray-200);
  transition: var(--transition); text-decoration: none;
}
.admin-tab:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
.admin-tab.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.admin-tab i { font-size: 11px; }

/* ── Collapsible sidebar nav ── */
.nav-group-header {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 20px; color: var(--gray-400);
  font-size: 13.5px; font-weight: 500;
  cursor: pointer; transition: var(--transition);
  user-select: none; position: relative;
}
.nav-group-header:hover { color: #fff; background: rgba(255,255,255,.06); }
.nav-group-header.active { color: #fff; }
.nav-group-header .nav-icon { font-size: 16px; width: 20px; text-align: center; flex-shrink: 0; }
.nav-group-header .nav-label { flex: 1; }
.nav-group-header .nav-chevron {
  font-size: 10px; transition: transform .2s ease; color: var(--gray-600);
}
.nav-group-header.open .nav-chevron { transform: rotate(90deg); }
.nav-sub {
  overflow: hidden; max-height: 0; transition: max-height .25s ease;
}
.nav-sub.open { max-height: 1200px; }
.nav-sub-item {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 20px 7px 50px;
  color: var(--gray-500); font-size: 13px; font-weight: 400;
  transition: var(--transition); text-decoration: none;
}
.nav-sub-item:hover { color: #fff; background: rgba(255,255,255,.04); }
.nav-sub-item.active { color: #fff; background: rgba(79,70,229,.2); }
.nav-sub-item .sub-dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--gray-600); flex-shrink: 0; transition: var(--transition);
}
.nav-sub-item.active .sub-dot, .nav-sub-item:hover .sub-dot { background: var(--primary); }

/* ── Dropdown ── */
.dropdown { position: relative; display: inline-block; }
.dropdown-menu {
  position: absolute; top: calc(100% + 6px); right: 0;
  background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); min-width: 180px; z-index: 500;
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: var(--transition); overflow: hidden;
}
.dropdown-menu.open { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 16px; font-size: 13.5px; color: var(--gray-700);
  cursor: pointer; transition: var(--transition); border: none; background: none; width: 100%; text-align: left;
}
.dropdown-item:hover { background: var(--gray-50); color: var(--gray-900); }
.dropdown-item.danger { color: var(--danger); }
.dropdown-item.danger:hover { background: #FEF2F2; }
.dropdown-divider { height: 1px; background: var(--gray-100); margin: 4px 0; }

/* ── Pagination ── */
.pagination { display: flex; align-items: center; gap: 4px; }
.page-item {
  width: 34px; height: 34px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; cursor: pointer; transition: var(--transition);
  border: 1px solid var(--gray-200); color: var(--gray-600); background: #fff;
}
.page-item:hover { background: var(--gray-50); border-color: var(--gray-300); }
.page-item.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.page-item.disabled { opacity: .4; cursor: not-allowed; }

/* ── Progress ── */
.progress { height: 8px; background: var(--gray-200); border-radius: 9999px; overflow: hidden; }
.progress-bar {
  height: 100%; border-radius: 9999px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: width .4s ease;
}

/* ── Kanban (Pipeline / Recrutement) ── */
.kanban-board { display: flex; gap: 16px; overflow-x: auto; padding-bottom: 8px; align-items: flex-start; }
.kanban-col {
  min-width: 260px; max-width: 280px; flex-shrink: 0;
  background: var(--gray-100); border-radius: var(--radius); padding: 12px;
}
.kanban-col-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 12px; padding: 0 4px;
}
.kanban-col-title { font-size: 13px; font-weight: 600; color: var(--gray-700); }
.kanban-col-count {
  background: var(--gray-300); color: var(--gray-700);
  font-size: 11px; font-weight: 700; width: 22px; height: 22px;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
}
.kanban-card {
  background: #fff; border-radius: var(--radius-sm); padding: 12px;
  border: 1px solid var(--gray-200); box-shadow: var(--shadow-sm);
  margin-bottom: 8px; cursor: pointer; transition: var(--transition);
}
.kanban-card:hover { box-shadow: var(--shadow); transform: translateY(-1px); }
.kanban-card-title { font-size: 13px; font-weight: 600; color: var(--gray-800); margin-bottom: 6px; }
.kanban-card-meta  { font-size: 12px; color: var(--gray-500); display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }

/* ── Timeline ── */
.timeline { position: relative; }
.timeline::before { content: ''; position: absolute; left: 15px; top: 0; bottom: 0; width: 2px; background: var(--gray-200); }
.timeline-item { display: flex; gap: 16px; margin-bottom: 20px; }
.timeline-dot {
  width: 32px; height: 32px; border-radius: 50%; border: 2px solid #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; flex-shrink: 0; z-index: 1; box-shadow: var(--shadow-sm);
}
.timeline-dot.blue   { background: #EFF6FF; color: #3B82F6; border-color: #BFDBFE; }
.timeline-dot.green  { background: #ECFDF5; color: #10B981; border-color: #A7F3D0; }
.timeline-dot.yellow { background: #FFFBEB; color: #F59E0B; border-color: #FDE68A; }
.timeline-dot.red    { background: #FEF2F2; color: #EF4444; border-color: #FECACA; }
.timeline-content { flex: 1; padding-top: 4px; }
.timeline-content .t-title { font-size: 13.5px; font-weight: 600; color: var(--gray-800); }
.timeline-content .t-meta  { font-size: 12px; color: var(--gray-500); margin-top: 2px; }
.timeline-content .t-body  { font-size: 13px; color: var(--gray-600); margin-top: 6px; }

/* ── Empty State ── */
.empty-state { text-align: center; padding: 48px 24px; }
.empty-state .empty-icon { font-size: 48px; margin-bottom: 16px; }
.empty-state h3 { font-size: 16px; font-weight: 600; color: var(--gray-700); margin-bottom: 8px; }
.empty-state p  { font-size: 13.5px; color: var(--gray-500); max-width: 340px; margin: 0 auto 20px; }

/* ── Utility ── */
.text-right  { text-align: right; }
.text-center { text-align: center; }
.text-muted  { color: var(--gray-500); }
.text-sm     { font-size: 12px; }
.text-bold   { font-weight: 600; }
.text-success { color: var(--success); }
.text-danger  { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-primary { color: var(--primary); }
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.d-flex  { display: flex; }
.gap-1   { gap: 8px; }
.gap-2   { gap: 16px; }
.flex-1  { flex: 1; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.grid { display: grid; }
.w-full { width: 100%; }
.truncate { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.hidden { display: none !important; }

/* ── Chart Container ── */
.chart-container { position: relative; }

/* ── Auth Page ── */
.auth-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--gray-900) 0%, #1e1b4b 100%);
  padding: 24px;
}
.auth-card {
  background: #fff; border-radius: var(--radius-lg); padding: 40px;
  width: 100%; max-width: 440px; box-shadow: var(--shadow-lg);
}
.auth-logo {
  display: flex; align-items: center; gap: 12px;
  justify-content: center; margin-bottom: 32px;
}
.auth-logo .logo-icon {
  width: 44px; height: 44px; border-radius: var(--radius);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 800; color: #fff;
}
.auth-logo .logo-name { font-size: 24px; font-weight: 800; color: var(--gray-900); }
.auth-title { text-align: center; margin-bottom: 28px; }
.auth-title h2 { font-size: 20px; font-weight: 700; color: var(--gray-900); }
.auth-title p  { font-size: 13.5px; color: var(--gray-500); margin-top: 4px; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .topbar-toggle { display: flex; }
  .form-row.cols-3, .form-row.cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .page-content { padding: 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .form-row.cols-2, .form-row.cols-3, .form-row.cols-4 { grid-template-columns: 1fr; }
  .page-header { flex-direction: column; }
  .topbar-search { display: none; }
}

/* ── Overlay (sidebar mobile) ── */
.sidebar-overlay {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,.4);
  z-index: 150;
}
.sidebar-overlay.open { display: block; }

/* ── Tooltip ── */
[data-tooltip] { position: relative; }
[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute; bottom: calc(100% + 6px); left: 50%; transform: translateX(-50%);
  background: var(--gray-900); color: #fff; font-size: 11.5px; white-space: nowrap;
  padding: 4px 8px; border-radius: 5px; pointer-events: none;
  opacity: 0; visibility: hidden; transition: var(--transition); z-index: 999;
}
[data-tooltip]:hover::after { opacity: 1; visibility: visible; }

/* ── Spinner ── */
.spinner {
  width: 20px; height: 20px; border: 2px solid var(--gray-200);
  border-top-color: var(--primary); border-radius: 50%;
  animation: spin .6s linear infinite; display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Custom Select2-like ── */
.select-search { position: relative; }
.select-search-dropdown {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 300;
  background: #fff; border: 1px solid var(--gray-300); border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg); max-height: 200px; overflow-y: auto; display: none;
}
.select-search-dropdown.open { display: block; }
.select-option {
  padding: 8px 12px; font-size: 13.5px; cursor: pointer; color: var(--gray-700);
  transition: var(--transition);
}
.select-option:hover, .select-option.selected { background: var(--primary-light); color: var(--primary); }

/* ============================================================
   MESSAGERIE INTERNE
   ============================================================ */
.messaging-page {
  display: grid;
  grid-template-columns: 300px 1fr;
  height: calc(100vh - var(--topbar-h) - 48px);
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
}
.msg-sidebar {
  display: flex; flex-direction: column;
  border-right: 1px solid var(--gray-200);
  background: var(--gray-50);
  overflow: hidden;
}
.msg-sidebar-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px; border-bottom: 1px solid var(--gray-200);
  flex-shrink: 0;
}
.msg-sidebar-header h3 { margin: 0; font-size: 15px; }
.msg-search { padding: 10px 12px; border-bottom: 1px solid var(--gray-200); flex-shrink: 0; }
.msg-conv-list { overflow-y: auto; flex: 1; }
.msg-conv-item {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px; cursor: pointer;
  border-bottom: 1px solid var(--gray-100);
  transition: background .15s;
}
.msg-conv-item:hover  { background: var(--gray-100); }
.msg-conv-item.active { background: var(--primary-light); }
.msg-conv-item.unread .msg-conv-name { font-weight: 700; }
.msg-conv-item.unread .msg-conv-preview { color: var(--gray-700); }
.msg-avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 14px; flex-shrink: 0;
}
.msg-avatar.group { background: var(--secondary); font-size: 16px; }
.msg-conv-info { flex: 1; min-width: 0; }
.msg-conv-name { font-size: 13.5px; font-weight: 600; color: var(--gray-800); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.msg-conv-preview { font-size: 12px; color: var(--gray-400); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 2px; }
.msg-conv-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; flex-shrink: 0; }
.msg-time { font-size: 11px; color: var(--gray-400); }
.msg-badge {
  background: var(--primary); color: #fff;
  border-radius: 50px; font-size: 10px; font-weight: 700;
  padding: 2px 6px; min-width: 18px; text-align: center;
}
/* Chat main */
.msg-main { display: flex; flex-direction: column; overflow: hidden; }
.msg-main-empty { display: flex; flex-direction: column; align-items: center; justify-content: center; flex: 1; }
.msg-chat { display: flex; flex-direction: column; height: 100%; }
.msg-chat-header {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 16px; border-bottom: 1px solid var(--gray-200);
  flex-shrink: 0;
}
.msg-messages {
  flex: 1; overflow-y: auto; padding: 16px;
  display: flex; flex-direction: column; gap: 4px;
  background: var(--gray-50);
}
.msg-bubble-wrap { display: flex; flex-direction: column; max-width: 70%; }
.msg-bubble-wrap.own   { align-self: flex-end; align-items: flex-end; }
.msg-bubble-wrap.other { align-self: flex-start; align-items: flex-start; }
.msg-bubble {
  padding: 8px 12px; border-radius: 14px;
  font-size: 13.5px; line-height: 1.5; word-break: break-word;
}
.bubble-own   { background: var(--primary); color: #fff; border-bottom-right-radius: 4px; }
.bubble-other { background: #fff; color: var(--gray-800); border: 1px solid var(--gray-200); border-bottom-left-radius: 4px; }
.bubble-file  { display: flex; align-items: center; gap: 8px; }
.bubble-file a { color: inherit; text-decoration: underline; }
.msg-author { font-size: 11px; color: var(--gray-400); margin-bottom: 3px; }
.msg-ts { font-size: 10px; color: var(--gray-400); margin-top: 2px; }
/* Input */
.msg-input-area {
  display: flex; align-items: flex-end; gap: 8px;
  padding: 12px 16px; border-top: 1px solid var(--gray-200);
  background: #fff; flex-shrink: 0;
}
.msg-attach-btn { cursor: pointer; color: var(--gray-400); font-size: 18px; padding: 6px; display: flex; align-items: center; }
.msg-attach-btn:hover { color: var(--primary); }
.msg-input-wrap { flex: 1; display: flex; flex-direction: column; gap: 4px; }
.msg-input-wrap textarea {
  resize: none; border: 1px solid var(--gray-300); border-radius: 20px;
  padding: 8px 14px; font-size: 13.5px; outline: none; line-height: 1.5;
  transition: border-color .2s;
}
.msg-input-wrap textarea:focus { border-color: var(--primary); }
.msg-file-preview {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--gray-600); padding: 4px 8px;
  background: var(--gray-100); border-radius: 8px;
}
/* Info panel */
.msg-info-panel {
  width: 260px; border-left: 1px solid var(--gray-200);
  padding: 16px; overflow-y: auto; flex-direction: column;
  background: #fff; flex-shrink: 0;
}
/* Nav badge */
.msg-nav-badge {
  margin-left: auto; background: var(--danger); color: #fff;
  border-radius: 50px; font-size: 10px; font-weight: 700;
  padding: 1px 6px; min-width: 16px; text-align: center;
}

/* ── Widget chat flottant ───────────────────────────── */
.chat-widget {
  position: fixed; bottom: 24px; right: 24px; z-index: 1300;
  width: 340px; background: #fff;
  border-radius: var(--radius-lg); box-shadow: 0 8px 40px rgba(0,0,0,.22);
  border: 1px solid var(--gray-200);
  display: flex; flex-direction: column;
  max-height: 460px;
  transition: all .25s cubic-bezier(.4,0,.2,1);
}
/* Mode plein écran */
.chat-widget.fullscreen {
  top: 40px; left: 40px; right: 40px; bottom: 40px;
  width: auto; max-height: none;
  border-radius: var(--radius-lg);
  z-index: 1300;
}
.chat-widget-header {
  background: linear-gradient(135deg, var(--primary), #6366f1);
  color: #fff;
  padding: 12px 14px; border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  display: flex; align-items: center; justify-content: space-between;
  font-size: 14px; font-weight: 600; flex-shrink: 0;
}
.cw-btn {
  background: none; border: none; cursor: pointer;
  color: rgba(255,255,255,.75); font-size: 14px;
  padding: 4px 6px; border-radius: 4px; transition: background .15s;
  display: inline-flex; align-items: center; justify-content: center;
}
.cw-btn:hover { background: rgba(255,255,255,.15); color: #fff; }
.cw-btn.active { color: #fff; }
.chat-widget-body { flex: 1; overflow-y: auto; padding: 6px 0; min-height: 0; }
.chat-widget-footer { padding: 10px 12px; border-top: 1px solid var(--gray-100); flex-shrink: 0; }
.chat-widget-conv {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 14px; cursor: pointer; transition: background .15s;
  border-bottom: 1px solid var(--gray-100); text-decoration: none; color: inherit;
}
.chat-widget-conv:hover { background: var(--gray-50); }
.chat-widget-conv.unread .cw-name { font-weight: 700; color: var(--gray-900); }

/* Toast notification interne */
.operis-toast {
  position: fixed; bottom: 90px; right: 24px; z-index: 1400;
  background: var(--gray-900); color: #fff;
  padding: 12px 16px; border-radius: var(--radius);
  font-size: 13px; display: flex; align-items: center; gap: 10px;
  box-shadow: 0 4px 20px rgba(0,0,0,.3);
  animation: toastIn .3s ease; max-width: 300px;
  cursor: pointer;
}
.operis-toast .toast-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--primary); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 13px; flex-shrink: 0;
}
.operis-toast .toast-body { flex: 1; min-width: 0; }
.operis-toast .toast-name { font-weight: 600; font-size: 13px; }
.operis-toast .toast-msg  { font-size: 12px; color: rgba(255,255,255,.7); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-top: 1px; }
.operis-toast .toast-close { color: rgba(255,255,255,.5); font-size: 16px; cursor: pointer; padding: 0 2px; }
@keyframes toastIn  { from { opacity:0; transform: translateY(12px); } to { opacity:1; transform: translateY(0); } }
@keyframes toastOut { from { opacity:1; } to { opacity:0; transform: translateY(8px); } }

/* ============================================================
   MESSAGERIE E-MAIL
   ============================================================ */
.mail-layout {
  display: grid; grid-template-columns: 220px 1fr;
  height: calc(100vh - var(--topbar-h) - 48px);
  background: #fff; border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
}
.mail-sidebar {
  border-right: 1px solid var(--gray-200);
  padding: 16px 12px; overflow-y: auto;
  background: var(--gray-50);
}
.mail-account-section { margin-bottom: 8px; }
.mail-account-name {
  font-size: 11px; font-weight: 700; color: var(--gray-500);
  text-transform: uppercase; letter-spacing: .5px;
  padding: 6px 8px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.mail-folder-item {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 10px; border-radius: var(--radius-sm);
  font-size: 13px; color: var(--gray-700); text-decoration: none;
  transition: background .15s; cursor: pointer;
  border: none; background: none; width: 100%;
}
.mail-folder-item:hover  { background: var(--gray-200); color: var(--gray-900); }
.mail-folder-item.active { background: var(--primary-light); color: var(--primary); font-weight: 600; }
.mail-folder-item i      { width: 16px; text-align: center; }
/* Mail list */
.mail-main { display: flex; flex-direction: column; overflow: hidden; }
.mail-list-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; border-bottom: 1px solid var(--gray-200);
  flex-shrink: 0; gap: 12px;
}
.mail-list { overflow-y: auto; flex: 1; }
.mail-item {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-bottom: 1px solid var(--gray-100);
  transition: background .15s;
}
.mail-item:hover { background: var(--gray-50); }
.mail-item.unread .mail-from,
.mail-item.unread .mail-subject { font-weight: 700; color: var(--gray-900); }
.mail-item-check { flex-shrink: 0; }
.mail-star { background: none; border: none; cursor: pointer; color: var(--gray-300); font-size: 14px; padding: 2px; }
.mail-star.starred { color: #F59E0B; }
.mail-item-link {
  flex: 1; display: grid;
  grid-template-columns: 140px 1fr 70px;
  align-items: center; gap: 8px;
  text-decoration: none; color: inherit; min-width: 0;
}
.mail-from { font-size: 13px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mail-subject { font-size: 13px; color: var(--gray-600); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mail-date { font-size: 11px; color: var(--gray-400); text-align: right; }
.mail-att-icon { color: var(--gray-400); font-size: 12px; margin-left: 4px; }
.mail-delete-btn { background: none; border: none; cursor: pointer; color: var(--gray-300); opacity: 0; transition: opacity .15s; font-size: 13px; }
.mail-item:hover .mail-delete-btn { opacity: 1; }
.mail-delete-btn:hover { color: var(--danger); }
/* Mail body */
.mail-body-content { padding: 0 0 16px; }
/* Compose */
.form-row { display: flex; align-items: center; gap: 12px; }
.compose-toolbar {
  display: flex; gap: 2px; padding: 6px 8px;
  background: var(--gray-50); border: 1px solid var(--gray-300);
  border-bottom: none; border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}
.compose-toolbar button {
  background: none; border: none; cursor: pointer;
  padding: 5px 8px; border-radius: 4px; color: var(--gray-600); font-size: 13px;
}
.compose-toolbar button:hover { background: var(--gray-200); color: var(--gray-900); }
.toolbar-sep { color: var(--gray-300); padding: 0 4px; }
.compose-body {
  min-height: 220px; max-height: 400px; overflow-y: auto;
  border: 1px solid var(--gray-300); border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  padding: 12px; font-size: 14px; line-height: 1.6; outline: none;
}
.compose-body:focus { border-color: var(--primary); }
.file-drop-zone {
  border: 2px dashed var(--gray-300); border-radius: var(--radius-sm);
  padding: 20px; text-align: center; transition: border-color .2s;
}
.file-drop-zone.drag-over { border-color: var(--primary); background: var(--primary-light); }
/* Misc */
.text-danger { color: var(--danger) !important; }
.hover-bg:hover { background: var(--gray-100); }