/* ============================================================
   Sistema Carga - Modern Design System
   Professional admin panel with smooth animations
   ============================================================ */

/* --- CSS Variables / Design Tokens --- */
:root {
  --primary: #4f46e5;
  --primary-dark: #4338ca;
  --primary-light: #eef2ff;
  --primary-50: #eef2ff;
  --secondary: #0ea5e9;
  --success: #22c55e;
  --success-bg: #f0fdf4;
  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --danger: #ef4444;
  --danger-bg: #fef2f2;
  --info: #6366f1;
  --info-bg: #eef2ff;
  --dark: #0f172a;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --sidebar-width: 260px;
  --sidebar-collapsed: 0px;
  --header-height: 64px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --transition: all 0.2s ease;
  --font-sans: 'Inter', 'Nunito', system-ui, -apple-system, sans-serif;
}

/* --- Base --- */
* { box-sizing: border-box; }

body {
  font-family: var(--font-sans);
  background: var(--gray-50);
  color: var(--gray-800);
  line-height: 1.6;
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray-400); }

/* --- Sidebar --- */
#wrapper {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  min-height: 100vh;
  background: linear-gradient(180deg, var(--dark) 0%, #1a2332 100%);
  transition: var(--transition);
  z-index: 1000;
  position: fixed;
  left: 0;
  top: 0;
  overflow-y: auto;
  overflow-x: hidden;
}

.sidebar .sidebar-brand {
  height: var(--header-height);
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  text-decoration: none;
}

.sidebar .sidebar-brand .brand-text {
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.sidebar .sidebar-brand .brand-icon {
  width: 36px;
  height: 36px;
  background: var(--primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  margin-right: 10px;
}

.sidebar-divider {
  border-top: 1px solid rgba(255,255,255,0.06);
  margin: 8px 16px;
}

.nav-item {
  position: relative;
}

.nav-item .nav-link {
  display: flex;
  align-items: center;
  padding: 10px 20px;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  transition: var(--transition);
  border-left: 3px solid transparent;
  font-size: 0.9rem;
  gap: 12px;
}

.nav-item .nav-link:hover {
  color: #fff;
  background: rgba(255,255,255,0.06);
  border-left-color: var(--primary);
}

.nav-item .nav-link.active {
  color: #fff;
  background: rgba(79,70,229,0.15);
  border-left-color: var(--primary);
}

.nav-item .nav-link i,
.nav-item .nav-link svg {
  width: 18px;
  text-align: center;
  flex-shrink: 0;
  color: rgba(255,255,255,0.5);
}

.nav-item .nav-link:hover i,
.nav-item .nav-link.active i {
  color: var(--primary);
}

.nav-item .nav-link span {
  white-space: nowrap;
}

/* Sidebar collapse menu */
.collapse-inner {
  padding: 4px 0;
  margin: 0 12px;
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius-sm);
}

.collapse-inner .collapse-item {
  display: block;
  padding: 8px 16px 8px 36px;
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  font-size: 0.85rem;
  transition: var(--transition);
  border-left: 2px solid transparent;
}

.collapse-inner .collapse-item:hover {
  color: #fff;
  background: rgba(255,255,255,0.04);
  border-left-color: var(--primary);
}

/* --- Topbar --- */
.topbar {
  height: var(--header-height);
  background: #fff !important;
  border-bottom: 1px solid var(--gray-200);
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 999;
}

.topbar .navbar-nav .nav-link {
  padding: 0 16px;
  height: var(--header-height);
  display: flex;
  align-items: center;
  color: var(--gray-600);
}

.topbar .user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar .user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--gray-200);
}

.topbar .user-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gray-700);
}

.topbar-divider {
  width: 1px;
  height: 30px;
  background: var(--gray-200);
  margin: 0 8px;
}

/* --- Content --- */
#content-wrapper {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

#content {
  flex: 1;
  padding: 24px;
}

.page-header {
  margin-bottom: 28px;
}

.page-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 0;
  letter-spacing: -0.02em;
}

.page-header p {
  color: var(--gray-500);
  margin: 4px 0 0;
  font-size: 0.9rem;
}

/* --- Cards --- */
.card {
  border: none;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  background: #fff;
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  background: #fff;
  border-bottom: 1px solid var(--gray-100);
  padding: 16px 20px;
  border-radius: var(--radius-md) var(--radius-md) 0 0 !important;
  font-weight: 600;
}

.card-header h6 {
  margin: 0;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.card-body {
  padding: 20px;
}

/* --- Soft Background Utilities --- */
.bg-primary-soft { background: rgba(79, 70, 229, 0.10); }
.bg-success-soft { background: rgba(34, 197, 94, 0.10); }
.bg-info-soft { background: rgba(99, 102, 241, 0.10); }
.bg-warning-soft { background: rgba(245, 158, 11, 0.10); }
.bg-danger-soft { background: rgba(239, 68, 68, 0.10); }
.bg-secondary-soft { background: rgba(100, 116, 139, 0.10); }

/* --- Stat / Metric Cards --- */
.stat-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.stat-card .stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.stat-card .stat-label {
  font-size: 0.85rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
  margin-bottom: 4px;
}

.stat-card .stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gray-900);
  letter-spacing: -0.02em;
}

.stat-card .stat-footer {
  font-size: 0.8rem;
  color: var(--gray-400);
  margin-top: 4px;
}

.stat-card .stat-bg-icon {
  position: absolute;
  right: -8px;
  bottom: -8px;
  font-size: 5rem;
  opacity: 0.04;
  color: var(--gray-900);
}

.stat-card.primary { border-left: 4px solid var(--primary); }
.stat-card.success { border-left: 4px solid var(--success); }
.stat-card.warning { border-left: 4px solid var(--warning); }
.stat-card.danger { border-left: 4px solid var(--danger); }
.stat-card.info { border-left: 4px solid var(--info); }
.stat-card.secondary { border-left: 4px solid var(--secondary); }

/* --- Tables --- */
.table-container {
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.table-toolbar {
  padding: 16px 20px;
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.table-toolbar h6 {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 600;
}

.table {
  margin: 0;
  font-size: 0.88rem;
}

.table thead th {
  background: var(--gray-50);
  border-bottom: 2px solid var(--gray-200);
  color: var(--gray-600);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 12px 16px;
  white-space: nowrap;
}

.table tbody td {
  padding: 12px 16px;
  vertical-align: middle;
  border-bottom: 1px solid var(--gray-100);
}

.table tbody tr {
  transition: var(--transition);
}

.table tbody tr:hover {
  background: var(--primary-50);
}

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

.table-sm tbody td,
.table-sm thead th {
  padding: 8px 12px;
}

/* --- Buttons --- */
.btn {
  font-weight: 500;
  font-size: 0.88rem;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0);
}

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

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

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

.btn-success:hover {
  background: #16a34a;
}

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

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

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

.btn-danger:hover {
  background: #dc2626;
}

.btn-info {
  background: var(--info);
  color: #fff;
}

.btn-info:hover {
  background: #4f46e5;
}

.btn-secondary {
  background: var(--gray-200);
  color: var(--gray-700);
}

.btn-secondary:hover {
  background: var(--gray-300);
}

.btn-sm {
  padding: 5px 12px;
  font-size: 0.8rem;
}

.btn-block {
  width: 100%;
  justify-content: center;
}

.btn-user {
  padding: 10px 20px;
  border-radius: var(--radius-sm);
}

/* --- Forms --- */
.form-control {
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 9px 14px;
  font-size: 0.88rem;
  transition: var(--transition);
  background: #fff;
  color: var(--gray-800);
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79,70,229,0.1);
  outline: none;
}

.form-control-sm {
  padding: 6px 12px;
  font-size: 0.82rem;
}

.form-control-lg {
  padding: 12px 16px;
  font-size: 1rem;
}

.form-control-user {
  padding: 14px 16px;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
}

.form-label {
  font-weight: 600;
  font-size: 0.82rem;
  color: var(--gray-700);
  margin-bottom: 6px;
  display: block;
}

.form-group {
  margin-bottom: 16px;
}

.form-control-color {
  padding: 4px;
  height: 40px;
}

select.form-control {
  cursor: pointer;
  appearance: auto;
}

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

/* --- Badges / Estado Labels --- */
.badge {
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.78rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.badge-primary { background: var(--primary-50); color: var(--primary); }
.badge-success { background: var(--success-bg); color: #16a34a; }
.badge-warning { background: var(--warning-bg); color: #d97706; }
.badge-danger { background: var(--danger-bg); color: #dc2626; }

.estado-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
}

.estado-badge .estado-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

/* --- Alerts --- */
.alert {
  border: none;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-size: 0.9rem;
}

.alert-success {
  background: var(--success-bg);
  color: #16a34a;
  border-left: 4px solid var(--success);
}

.alert-danger {
  background: var(--danger-bg);
  color: #dc2626;
  border-left: 4px solid var(--danger);
}

.alert-warning {
  background: var(--warning-bg);
  color: #d97706;
  border-left: 4px solid var(--warning);
}

.alert-info {
  background: var(--info-bg);
  color: var(--primary);
  border-left: 4px solid var(--info);
}

/* --- Pagination --- */
.pagination {
  gap: 4px;
}

.page-link {
  border: 1px solid var(--gray-200);
  color: var(--gray-600);
  border-radius: var(--radius-sm) !important;
  padding: 8px 14px;
  font-size: 0.85rem;
  transition: var(--transition);
}

.page-link:hover {
  background: var(--primary-50);
  border-color: var(--primary);
  color: var(--primary);
}

.page-item.active .page-link {
  background: var(--primary);
  border-color: var(--primary);
}

/* --- Modal --- */
.modal-content {
  border: none;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
}

.modal-header {
  border-bottom: 1px solid var(--gray-100);
  padding: 20px 24px;
}

.modal-header .modal-title {
  font-weight: 700;
  font-size: 1.1rem;
}

.modal-body {
  padding: 24px;
}

.modal-footer {
  border-top: 1px solid var(--gray-100);
  padding: 16px 24px;
}

.close {
  font-size: 1.5rem;
  opacity: 0.5;
  transition: var(--transition);
}

.close:hover {
  opacity: 1;
}

/* --- Dropdown --- */
.dropdown-menu {
  border: none;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 8px;
}

.dropdown-item {
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.88rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 10px;
}

.dropdown-item:hover {
  background: var(--primary-50);
  color: var(--primary);
}

.dropdown-divider {
  margin: 4px 0;
  border-color: var(--gray-100);
}

/* --- Footer --- */
.sticky-footer {
  background: #fff;
  border-top: 1px solid var(--gray-100);
  padding: 16px 24px;
}

.sticky-footer .copyright {
  color: var(--gray-400);
  font-size: 0.82rem;
}

/* --- Chart Cards --- */
.chart-card {
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  overflow: hidden;
}

.chart-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.chart-card .chart-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chart-card .chart-header h6 {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.chart-card .chart-body {
  padding: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.chart-card .chart-total {
  text-align: center;
  padding: 8px 0;
  font-size: 0.85rem;
  color: var(--gray-500);
}

.chart-card .chart-total strong {
  color: var(--gray-900);
  font-size: 1.1rem;
}

/* --- Action buttons row --- */
.action-row {
  display: flex;
  gap: 4px;
  flex-wrap: nowrap;
}

.action-row .btn {
  padding: 4px 10px;
  font-size: 0.78rem;
}

/* --- Welcome / Login --- */
.bg-gradient-primary {
  background: linear-gradient(135deg, var(--dark) 0%, #1e293b 50%, var(--primary-dark) 100%) !important;
  min-height: 100vh;
}

.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  width: 100%;
  max-width: 440px;
}

.login-card-header {
  padding: 32px 32px 0;
  text-align: center;
}

.login-card-header .login-logo {
  width: 64px;
  height: 64px;
  background: var(--primary);
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.login-card-header h1 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 4px;
}

.login-card-header p {
  color: var(--gray-500);
  font-size: 0.9rem;
  margin: 0;
}

.login-card-body {
  padding: 32px;
}

.login-card-footer {
  padding: 20px 32px;
  background: var(--gray-50);
  text-align: center;
  border-top: 1px solid var(--gray-100);
  font-size: 0.82rem;
  color: var(--gray-400);
}

/* --- Search Filters --- */
.filter-bar {
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-bottom: 16px;
  border: 1px solid var(--gray-100);
}

.filter-bar .row {
  align-items: end;
}

.filter-bar .form-group {
  margin-bottom: 0;
}

/* --- File Upload --- */
.file-upload-area {
  border: 2px dashed var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 24px;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
}

.file-upload-area:hover {
  border-color: var(--primary);
  background: var(--primary-50);
}

.file-upload-area i {
  font-size: 2rem;
  color: var(--gray-400);
  margin-bottom: 8px;
}

.file-upload-area p {
  color: var(--gray-500);
  font-size: 0.85rem;
  margin: 0;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .sidebar {
    margin-left: calc(var(--sidebar-width) * -1) !important;
  }

  .sidebar.toggled {
    margin-left: 0 !important;
  }

  #content-wrapper {
    margin-left: 0;
  }

  #content {
    padding: 16px;
  }

  .stat-row .col-12 {
    margin-bottom: 12px;
  }

  .table-responsive {
    border: 0;
  }

  .action-row .btn {
    padding: 3px 8px;
    font-size: 0.75rem;
  }
}

@media (min-width: 768px) {
  .sidebar.toggled {
    margin-left: calc(var(--sidebar-width) * -1) !important;
  }

  .sidebar.toggled + #content-wrapper {
    margin-left: 0;
  }
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeInUp 0.3s ease forwards;
}

.stagger-1 { animation-delay: 0.05s; }
.stagger-2 { animation-delay: 0.1s; }
.stagger-3 { animation-delay: 0.15s; }
.stagger-4 { animation-delay: 0.2s; }
.stagger-5 { animation-delay: 0.25s; }

/* --- Utilities --- */
.text-primary { color: var(--primary) !important; }
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-danger { color: var(--danger) !important; }
.text-info { color: var(--info) !important; }
.text-muted { color: var(--gray-500) !important; }
.text-gray-900 { color: var(--gray-900) !important; }
.text-gray-800 { color: var(--gray-800) !important; }
.text-gray-700 { color: var(--gray-700) !important; }
.text-gray-600 { color: var(--gray-600) !important; }
.text-gray-500 { color: var(--gray-500) !important; }
.text-gray-400 { color: var(--gray-400) !important; }
.text-white { color: #fff !important; }

.bg-primary { background: var(--primary) !important; }
.bg-success { background: var(--success) !important; }
.bg-warning { background: var(--warning) !important; }
.bg-danger { background: var(--danger) !important; }
.bg-info { background: var(--info) !important; }
.bg-light { background: var(--gray-50) !important; }
.bg-gradient-primary { background: linear-gradient(135deg, var(--dark), var(--primary-dark)) !important; }

.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow-md { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }

.rounded-card { border-radius: var(--radius-md) !important; }

.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }

.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }
.ls-wide { letter-spacing: 0.04em; }
.text-uppercase { text-transform: uppercase; }

/* --- List group flush fix for cards --- */
.list-group-flush .list-group-item {
  border-left: none;
  border-right: none;
  padding: 12px 16px;
}

.list-group-flush .list-group-item:first-child {
  border-top: none;
}

.list-group-flush .list-group-item:last-child {
  border-bottom: none;
}

/* --- Accordion / Collapse override --- */
.collapse-item {
  display: block;
  padding: 6px 12px 6px 32px;
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  font-size: 0.85rem;
  transition: var(--transition);
  border-left: 2px solid transparent;
}

.collapse-item:hover,
.collapse-item.active {
  color: #fff;
  background: rgba(255,255,255,0.04);
  border-left-color: var(--primary);
}

/* --- Nav pills for config section --- */
.nav-pills .nav-link {
  color: var(--gray-600);
  border-radius: var(--radius-sm);
  padding: 10px 18px;
  font-weight: 500;
  font-size: 0.88rem;
  transition: var(--transition);
}

.nav-pills .nav-link:hover {
  background: var(--gray-100);
}

.nav-pills .nav-link.active {
  background: var(--primary) !important;
  color: #fff !important;
}

/* --- Empty state --- */
.empty-state {
  text-align: center;
  padding: 48px 20px;
}

.empty-state i {
  font-size: 3rem;
  color: var(--gray-300);
  margin-bottom: 16px;
}

.empty-state h5 {
  color: var(--gray-600);
  font-weight: 600;
}

.empty-state p {
  color: var(--gray-400);
  font-size: 0.9rem;
  max-width: 400px;
  margin: 4px auto 0;
}