:root {
  --gold: #C9A84C;
  --gold-light: #DFC470;
  --bg: #090909;
  --bg-secondary: #111111;
  --card: #151515;
  --border: #242424;
  --hover: #1b1b1b;
  --text: #ffffff;
  --text-secondary: #9CA3AF;
  --text-muted: #6B7280;
  --success: #22C55E;
  --warning: #F59E0B;
  --danger: #EF4444;
  --info: #3B82F6;
}

body.light-mode {
  --bg: #F5F5F4;
  --bg-secondary: #FFFFFF;
  --card: #FFFFFF;
  --border: #E5E5E4;
  --hover: #F0EFED;
  --text: #16150F;
  --text-secondary: #57534E;
  --text-muted: #8A8781;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  transition: background 0.15s ease, color 0.15s ease;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

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

/* ---------------- Sidebar ---------------- */
.sidebar {
  width: 248px;
  flex-shrink: 0;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: sticky;
  top: 0;
  transition: width 0.2s ease;
}
.sidebar.collapsed { width: 72px; }
.sidebar.collapsed .brand-text,
.sidebar.collapsed .nav-label,
.sidebar.collapsed .nav-group-label,
.sidebar.collapsed .user-name,
.sidebar.collapsed .user-role { display: none; }
.sidebar.collapsed .sidebar-foot { justify-content: center; }
.sidebar.collapsed .nav-link { justify-content: center; }

.sidebar-head {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 64px;
  padding: 0 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.brand-mark {
  width: 34px; height: 34px;
  background: var(--gold);
  color: var(--bg);
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 15px;
  flex-shrink: 0;
}
.brand-text { min-width: 0; overflow: hidden; }
.brand-name { font-weight: 600; font-size: 13.5px; white-space: nowrap; }
.brand-sub { font-size: 10.5px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; white-space: nowrap; }
.sidebar-toggle {
  margin-left: auto;
  width: 26px; height: 26px;
  border-radius: 7px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  flex-shrink: 0;
}
.sidebar-toggle:hover { background: var(--hover); color: var(--text); }

.sidebar-nav { flex: 1; overflow-y: auto; padding: 14px 10px; }
.nav-group { margin-bottom: 18px; }
.nav-group-label {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  padding: 0 10px;
  margin-bottom: 6px;
  white-space: nowrap;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13.5px;
  color: var(--text-secondary);
  margin-bottom: 1px;
  white-space: nowrap;
}
.nav-link:hover { background: var(--hover); color: var(--text); }
.nav-link.active { background: rgba(201,168,76,0.1); color: var(--gold); }
.nav-icon { flex-shrink: 0; width: 18px; text-align: center; font-size: 13px; }

.sidebar-foot {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}
.user-avatar {
  width: 34px; height: 34px;
  border-radius: 999px;
  background: rgba(201,168,76,0.15);
  color: var(--gold);
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; font-size: 13.5px;
  flex-shrink: 0;
}
.user-name { font-size: 13px; font-weight: 500; white-space: nowrap; }
.user-role { font-size: 11px; color: var(--text-muted); white-space: nowrap; }

/* ---------------- Main column + Topbar ---------------- */
.main-col { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 24px;
  height: 64px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 20;
}
.page-title { font-size: 15px; font-weight: 600; margin: 0; white-space: nowrap; }

.topbar-search {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  max-width: 360px;
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 10px;
  padding: 8px 12px;
  color: var(--text-muted);
  font-size: 13px;
}
.topbar-search input {
  border: none; background: none; outline: none; width: 100%;
  color: var(--text); font-size: 13px; font-family: inherit;
}
.topbar-search input::placeholder { color: var(--text-muted); }

.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }

.topbar-btn {
  position: relative;
  display: flex; align-items: center; gap: 6px;
  height: 36px;
  padding: 0 10px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 13px;
}
.topbar-btn:hover { background: var(--hover); color: var(--text); }
.topbar-btn-wide { padding: 0 12px; }
.chev { font-size: 10px; color: var(--text-muted); }
.user-chip-avatar {
  width: 22px; height: 22px;
  border-radius: 999px;
  background: rgba(201,168,76,0.15);
  color: var(--gold);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 600;
}
.notif-dot {
  position: absolute; top: -5px; right: -5px;
  background: var(--danger);
  color: #fff;
  font-size: 10px; font-weight: 600;
  width: 16px; height: 16px;
  border-radius: 999px;
  display: flex; align-items: center; justify-content: center;
}

/* Dropdowns */
.dropdown { position: relative; }
.dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 220px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 6px;
  box-shadow: 0 12px 32px -12px rgba(0,0,0,0.5);
  z-index: 30;
}
.dropdown-menu-wide { min-width: 300px; }
.dropdown.open .dropdown-menu { display: block; }
.dropdown-header { padding: 8px 10px; font-size: 12px; color: var(--text-muted); border-bottom: 1px solid var(--border); margin-bottom: 4px; }
.dropdown-footer { padding: 8px 10px; border-top: 1px solid var(--border); margin-top: 4px; font-size: 11.5px; color: var(--text-muted); }
.dropdown-footer a { color: var(--gold); }
.dropdown-item {
  display: block;
  width: 100%;
  text-align: left;
  padding: 8px 10px;
  border-radius: 8px;
  border: none;
  background: none;
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
}
.dropdown-item:hover { background: var(--hover); color: var(--text); }

.notif-item { display: flex; gap: 10px; padding: 8px 10px; border-radius: 8px; }
.notif-item:hover { background: var(--hover); }
.notif-bullet { width: 8px; height: 8px; border-radius: 999px; margin-top: 5px; flex-shrink: 0; }
.notif-bullet.warning { background: var(--warning); }
.notif-bullet.danger { background: var(--danger); }
.notif-title { font-size: 13px; font-weight: 500; color: var(--text); }
.notif-body { font-size: 12px; color: var(--text-muted); }

/* ---------------- Content area ---------------- */
.content { flex: 1; padding: 24px; max-width: 1200px; width: 100%; margin: 0 auto; }
.page-header { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.page-header h1 { font-size: 24px; font-weight: 600; margin: 0; }
.page-subtitle { color: var(--text-secondary); font-size: 13.5px; margin-top: 4px; }

@media (max-width: 900px) {
  .sidebar { position: fixed; z-index: 40; left: 0; height: 100vh; }
  .sidebar:not(.collapsed) { width: 240px; }
  .topbar-search { display: none; }
}

/* Flash messages */
.flash { padding: 12px 16px; border-radius: 10px; margin-bottom: 16px; font-size: 13.5px; }
.flash-success { background: rgba(34,197,94,0.08); border: 1px solid rgba(34,197,94,0.25); color: var(--success); }
.flash-error { background: rgba(239,68,68,0.08); border: 1px solid rgba(239,68,68,0.25); color: var(--danger); }

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 16px;
}
.card h2 { font-size: 14px; font-weight: 600; margin: 0 0 12px; }

/* Stat cards */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
}
.stat-card.emphasized { border-color: rgba(201,168,76,0.3); background: linear-gradient(135deg, var(--card), rgba(201,168,76,0.06)); }
.stat-icon {
  width: 34px; height: 34px;
  border-radius: 10px;
  background: var(--hover);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  margin-bottom: 12px;
}
.stat-card.emphasized .stat-icon { background: rgba(201,168,76,0.15); color: var(--gold); }
.stat-value { font-size: 24px; font-weight: 600; }
.stat-label { color: var(--text-secondary); font-size: 12.5px; margin-top: 4px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px;
  border-radius: 10px;
  font-size: 13.5px;
  font-weight: 500;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  cursor: pointer;
  transition: background 0.15s ease;
}
.btn:hover { background: var(--hover); }
.btn-primary { background: var(--gold); border-color: var(--gold); color: var(--bg); }
.btn-primary:hover { background: var(--gold-light); }
.btn-danger { background: rgba(239,68,68,0.08); border-color: rgba(239,68,68,0.3); color: var(--danger); }
.btn-danger:hover { background: rgba(239,68,68,0.15); }
.btn-sm { padding: 6px 10px; font-size: 12.5px; }

/* Forms */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.field { margin-bottom: 4px; }
.field label { display: block; font-size: 13px; font-weight: 500; margin-bottom: 6px; }
.field label .required { color: var(--danger); margin-left: 2px; }
.field input[type=text], .field input[type=tel], .field input[type=email],
.field input[type=number], .field input[type=datetime-local],
.field select, .field textarea {
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 12px;
  color: var(--text);
  font-size: 13.5px;
  font-family: inherit;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: rgba(201,168,76,0.5);
}
.field-error { color: var(--danger); font-size: 12px; margin-top: 4px; }
.field-hint { color: var(--text-muted); font-size: 12px; margin-top: 4px; }
.checkbox-row { display: flex; align-items: center; gap: 8px; padding-top: 22px; }
.form-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 24px; }

/* Table */
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th { text-align: left; text-transform: uppercase; font-size: 11px; letter-spacing: 0.04em; color: var(--text-muted); padding: 0 8px 10px; font-weight: 500; }
td { padding: 12px 8px; border-top: 1px solid rgba(36,36,36,0.7); }
tr:hover td { background: var(--hover); }
.mono-gold { font-family: 'Courier New', monospace; color: var(--gold); font-size: 12.5px; }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.row-actions { display: flex; gap: 6px; justify-content: flex-end; }
.row-actions a, .row-actions button { padding: 6px 8px; border-radius: 8px; border: none; background: none; color: var(--text-secondary); cursor: pointer; font-size: 13px; }
.row-actions a:hover, .row-actions button:hover { background: var(--border); color: var(--text); }

/* Badges */
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 500; }
.badge-neutral { background: rgba(107,114,128,0.12); color: var(--text-secondary); }
.badge-warning { background: rgba(245,158,11,0.1); color: var(--warning); }
.badge-info { background: rgba(59,130,246,0.1); color: var(--info); }
.badge-gold { background: rgba(201,168,76,0.12); color: var(--gold); }
.badge-success { background: rgba(34,197,94,0.1); color: var(--success); }
.badge-danger { background: rgba(239,68,68,0.1); color: var(--danger); }

/* Search / filter bar */
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.filter-bar input, .filter-bar select {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 12px;
  color: var(--text);
  font-size: 13.5px;
}
.filter-bar input[type=text] { flex: 1; min-width: 220px; }

/* Pagination */
.pagination { display: flex; justify-content: space-between; align-items: center; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border); font-size: 12.5px; }
.pagination .pages { display: flex; gap: 6px; }
.pagination a, .pagination span.disabled {
  padding: 6px 12px; border-radius: 8px; border: 1px solid var(--border); font-size: 12.5px;
}
.pagination span.disabled { opacity: 0.4; }

/* Empty state */
.empty-state { text-align: center; padding: 48px 16px; color: var(--text-secondary); }
.empty-state .icon { font-size: 28px; margin-bottom: 10px; }

/* Detail rows */
.detail-row { display: flex; gap: 12px; padding: 10px 0; border-top: 1px solid rgba(36,36,36,0.7); }
.detail-row:first-child { border-top: none; }
.detail-label { font-size: 11.5px; color: var(--text-muted); }
.detail-value { font-size: 13.5px; }

.readonly-notice { background: rgba(36,36,36,0.5); border: 1px solid var(--border); border-radius: 12px; padding: 12px 16px; margin-bottom: 16px; font-size: 13px; color: var(--text-secondary); }

.grid-2col { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; }
@media (max-width: 800px) { .grid-2col { grid-template-columns: 1fr; } }

/* ============================================================
   Bootstrap 5 variable overrides — makes Bootstrap components
   (card, table, form-control, btn, modal, nav-tabs, pagination)
   inherit the NdayaOS dark/gold palette automatically, since
   Bootstrap 5.3 exposes its whole theme as --bs-* custom
   properties. Component-level polish may still be needed for
   anything not covered here (flag it if something looks off).
   ============================================================ */
:root,
[data-bs-theme="light"] {
  --bs-body-bg: var(--bg);
  --bs-body-color: var(--text);
  --bs-emphasis-color: var(--text);
  --bs-secondary-color: var(--text-secondary);
  --bs-tertiary-color: var(--text-muted);
  --bs-border-color: var(--border);
  --bs-border-color-translucent: var(--border);
  --bs-tertiary-bg: var(--hover);
  --bs-secondary-bg: var(--hover);
  --bs-primary: var(--gold);
  --bs-primary-rgb: 201, 168, 76;
  --bs-link-color: var(--gold);
  --bs-link-color-rgb: 201, 168, 76;
  --bs-link-hover-color: var(--gold-light);
  --bs-success: var(--success);
  --bs-warning: var(--warning);
  --bs-danger: var(--danger);
  --bs-info: var(--info);
}

.card { --bs-card-bg: var(--card); --bs-card-color: var(--text); }
.table { --bs-table-bg: var(--card); --bs-table-color: var(--text); --bs-table-border-color: var(--border); }
.form-control, .form-select {
  background-color: var(--bg-secondary) !important;
  color: var(--text) !important;
  border-color: var(--border) !important;
}
.form-control:focus, .form-select:focus {
  border-color: var(--gold) !important;
  box-shadow: 0 0 0 0.2rem rgba(201, 168, 76, 0.15) !important;
}
.btn-primary {
  --bs-btn-bg: var(--gold);
  --bs-btn-border-color: var(--gold);
  --bs-btn-hover-bg: var(--gold-light);
  --bs-btn-hover-border-color: var(--gold-light);
  --bs-btn-color: var(--bg);
  --bs-btn-hover-color: var(--bg);
}
.modal-content { background-color: var(--card); border-color: var(--border); }
.nav-tabs { --bs-nav-tabs-border-color: var(--border); }
.nav-tabs .nav-link { color: var(--text-secondary); }
.nav-tabs .nav-link.active {
  background-color: var(--card);
  color: var(--gold);
  border-color: var(--border) var(--border) var(--card);
}
.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
  background-color: var(--bg-secondary);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_paginate { color: var(--text-secondary); }
table.dataTable thead th { color: var(--text-muted); border-bottom-color: var(--border) !important; }
table.dataTable tbody td { border-color: rgba(36,36,36,0.7) !important; }

/* ---------------- Auth (login) page ---------------- */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--bg);
}
.auth-card {
  width: 100%;
  max-width: 380px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
}
.auth-card .head {
  text-align: center;
  margin-bottom: 24px;
}
.auth-card .logo-badge {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  border-radius: 12px;
  background: var(--gold);
  color: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
}
.auth-card .head h1 {
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 4px;
  color: var(--text);
}
.auth-card .head p {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0;
}
.auth-card .body label {
  display: block;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-secondary);
  margin: 16px 0 6px;
}
.auth-card .body label:first-of-type { margin-top: 0; }
.auth-card .body input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
}
.auth-card .body input:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.15);
}
.auth-card .body button {
  width: 100%;
  margin-top: 20px;
  padding: 11px 16px;
  border-radius: 10px;
  border: 1px solid var(--gold);
  background: var(--gold);
  color: var(--bg);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}
.auth-card .body button:hover { background: var(--gold-light); }
.auth-error {
  padding: 10px 14px;
  border-radius: 10px;
  margin-bottom: 16px;
  font-size: 13px;
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.25);
  color: var(--danger);
}
.auth-hint {
  text-align: center;
  font-size: 12.5px;
  color: var(--text-muted);
  margin: 20px 0 0;
}