:root {
  --sidebar-width: 260px;
  --primary: #1a8a4a;
  --primary-dark: #0d5c2e;
  --dark: #0a2e1a;
  --light-bg: #f4f6f9;
  --border: #e4e8ef;
}

* { box-sizing: border-box; }

body.admin-body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--light-bg);
  color: #2c3e50;
}

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

/* ============ SIDEBAR ============ */
.admin-sidebar {
  width: var(--sidebar-width);
  background: linear-gradient(180deg, #0a2e1a 0%, #0f3d24 100%);
  color: #fff;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  z-index: 1000;
  transition: transform 0.3s ease;
  overflow-y: auto;
}

.sidebar-header {
  padding: 22px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #fff;
}
.sidebar-logo img {
  height: 36px;
  width: auto;
}
.sidebar-brand {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.5px;
}

.sidebar-close {
  background: none;
  border: none;
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
}
.sidebar-close:hover { background: rgba(255,255,255,0.1); }

.sidebar-nav {
  flex: 1;
  padding: 16px 0;
  overflow-y: auto;
}

.sidebar-section {
  padding: 14px 22px 8px;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.4);
  font-weight: 600;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 22px;
  color: rgba(255,255,255,0.82);
  text-decoration: none;
  font-size: 0.92rem;
  border-left: 3px solid transparent;
  transition: all 0.2s;
}
.sidebar-link i {
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
}
.sidebar-link:hover {
  background: rgba(255,255,255,0.06);
  color: #fff;
}
.sidebar-link.active {
  background: rgba(26,138,74,0.25);
  border-left-color: #4ade80;
  color: #fff;
  font-weight: 600;
}
.sidebar-link.logout {
  color: #f87171;
  margin-top: 12px;
}
.sidebar-link.logout:hover {
  background: rgba(248,113,113,0.1);
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.admin-info {
  display: flex;
  align-items: center;
  gap: 10px;
}
.admin-avatar {
  font-size: 1.8rem;
  color: rgba(255,255,255,0.5);
  line-height: 1;
}
.admin-details {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.admin-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.admin-role {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 999;
}
.sidebar-overlay.active { display: block; }

/* ============ MAIN CONTENT ============ */
.admin-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.admin-topbar {
  background: #fff;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}
.topbar-left {
  display: flex;
  align-items: center;
  gap: 14px;
}
.sidebar-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.4rem;
  color: var(--dark);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
}
.sidebar-toggle:hover { background: #f0f2f5; }

.page-heading {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin: 0;
}

.admin-content {
  flex: 1;
  padding: 24px;
}

/* ============ CARDS & TABLES ============ */
.admin-card {
  background: #fff;
  border-radius: 12px;
  padding: 22px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
  margin-bottom: 20px;
}

.stat-card {
  background: #fff;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
  display: flex;
  align-items: center;
  gap: 16px;
  transition: transform 0.25s;
  height: 100%;
}
.stat-card:hover { transform: translateY(-4px); }
.stat-card .stat-icon {
  width: 54px; height: 54px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #fff;
  flex-shrink: 0;
}
.stat-card .stat-icon.green  { background: linear-gradient(135deg, #1a8a4a, #0d5c2e); }
.stat-card .stat-icon.blue   { background: linear-gradient(135deg, #2563eb, #1e40af); }
.stat-card .stat-icon.orange { background: linear-gradient(135deg, #f59e0b, #b45309); }
.stat-card .stat-icon.purple { background: linear-gradient(135deg, #7c3aed, #5b21b6); }
.stat-card .stat-icon.red    { background: linear-gradient(135deg, #dc2626, #991b1b); }
.stat-card .stat-icon.teal   { background: linear-gradient(135deg, #0d9488, #115e59); }
.stat-card .stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--dark);
  line-height: 1;
}
.stat-card .stat-label {
  font-size: 0.85rem;
  color: #6c757d;
  margin-top: 4px;
}

.table-admin {
  width: 100%;
  border-collapse: collapse;
}
.table-admin th {
  background: #f8fafc;
  padding: 12px 14px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #64748b;
  font-weight: 600;
  border-bottom: 2px solid var(--border);
  text-align: left;
}
.table-admin td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
  vertical-align: middle;
}
.table-admin tr:hover td { background: #f8fafc; }

.badge-status {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
}
.badge-status.active   { background: #d4edda; color: #155724; }
.badge-status.inactive { background: #f8d7da; color: #721c24; }
.badge-status.ongoing  { background: #d4edda; color: #155724; }
.badge-status.closed   { background: #f8d7da; color: #721c24; }
.badge-status.upcoming { background: #cce5ff; color: #004085; }

.btn-action {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 0.82rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: 0.2s;
}
.btn-action.edit   { background: #e0f2fe; color: #0369a1; }
.btn-action.delete { background: #fee2e2; color: #991b1b; }
.btn-action.toggle { background: #fef3c7; color: #92400e; }
.btn-action:hover  { transform: scale(1.05); }

.thumb-img {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  object-fit: cover;
  background: #f0f2f5;
}

/* ============ FORMS ============ */
.form-label {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--dark);
  margin-bottom: 6px;
}
.form-control, .form-select {
  border-radius: 8px;
  border: 1.5px solid var(--border);
  padding: 9px 14px;
  font-size: 0.92rem;
}
.form-control:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,138,74,0.12);
}

.btn-primary-admin {
  background: var(--primary);
  border: none;
  color: #fff;
  padding: 9px 22px;
  border-radius: 8px;
  font-weight: 600;
  transition: 0.2s;
}
.btn-primary-admin:hover {
  background: var(--primary-dark);
  color: #fff;
}

/* ============ ALERTES ============ */
.alert-flash {
  padding: 14px 20px;
  border-radius: 10px;
  margin-bottom: 20px;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 10px;
}
.alert-flash.success { background: #d4edda; color: #155724; border-left: 4px solid #10b981; }
.alert-flash.error   { background: #f8d7da; color: #721c24; border-left: 4px solid #dc2626; }
.alert-flash.info    { background: #cce5ff; color: #004085; border-left: 4px solid #3b82f6; }

/* ============ LOGIN ============ */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0a2e1a 0%, #1a5c3a 100%);
  padding: 20px;
}
.login-box {
  background: #fff;
  border-radius: 16px;
  padding: 40px 36px;
  max-width: 420px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.login-logo {
  text-align: center;
  margin-bottom: 24px;
}
.login-logo img {
  height: 60px;
  margin-bottom: 10px;
}
.login-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--dark);
  text-align: center;
  margin-bottom: 4px;
}
.login-subtitle {
  text-align: center;
  color: #6c757d;
  font-size: 0.9rem;
  margin-bottom: 28px;
}
.login-box .form-control {
  padding: 12px 16px;
  font-size: 0.95rem;
}
.login-box .btn-primary-admin {
  width: 100%;
  padding: 12px;
  font-size: 1rem;
  margin-top: 8px;
}
.login-error {
  background: #fee2e2;
  color: #991b1b;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 0.88rem;
  margin-bottom: 18px;
  border-left: 4px solid #dc2626;
}

/* ============ PAGINATION ============ */
.pagination-admin {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-top: 24px;
  flex-wrap: wrap;
}
.pagination-admin a,
.pagination-admin span {
  padding: 7px 13px;
  border-radius: 7px;
  background: #fff;
  border: 1.5px solid var(--border);
  color: var(--dark);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
}
.pagination-admin a:hover {
  border-color: var(--primary);
  background: #f0fdf4;
}
.pagination-admin .active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 991.98px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }
  .admin-sidebar.open {
    transform: translateX(0);
    box-shadow: 4px 0 24px rgba(0,0,0,0.2);
  }
  .admin-main {
    margin-left: 0;
  }
  .sidebar-toggle {
    display: flex;
    align-items: center;
  }
  .admin-content {
    padding: 16px;
  }
}

@media (max-width: 575.98px) {
  .login-box { padding: 30px 22px; }
  .page-heading { font-size: 1rem; }
  .admin-topbar { padding: 10px 14px; }
  .table-admin { font-size: 0.82rem; }
  .table-admin th, .table-admin td { padding: 8px 10px; }
}

/* ============================================
   SCROLLBAR PERSONNALISÉE POUR LA SIDEBAR
   ============================================ */

/* Firefox */
.admin-sidebar {
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
}

/* Chrome, Edge, Safari */
.admin-sidebar::-webkit-scrollbar {
  width: 6px;
}

.admin-sidebar::-webkit-scrollbar-track {
  background: transparent;
}

.admin-sidebar::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  transition: background 0.2s ease;
}

.admin-sidebar::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.30);
}

/* Idem pour la zone de navigation interne */
.sidebar-nav {
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
}

.sidebar-nav::-webkit-scrollbar {
  width: 6px;
}

.sidebar-nav::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 10px;
}

.sidebar-nav::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.30);
}
/* ============ SIDEBAR FOOTER (profil) ============ */
.admin-info-link {
  display: block;
  text-decoration: none;
  color: inherit;
  border-radius: 10px;
  transition: background 0.2s ease;
}
.admin-info-link:hover {
  background: rgba(255, 255, 255, 0.08);
}
.admin-info-link:hover .admin-name {
  color: #fff;
}
.admin-info-link:hover .admin-chevron {
  transform: translateX(3px);
  color: #4ade80;
}

.admin-info {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 6px;
  border-radius: 10px;
}

.admin-chevron {
  margin-left: auto;
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.4);
  transition: transform 0.2s ease, color 0.2s ease;
}

.admin-name {
  transition: color 0.2s ease;
}