/* === Admin Dashboard Styles === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #dbeafe;
  --success: #16a34a;
  --success-light: #dcfce7;
  --warning: #f59e0b;
  --warning-light: #fef3c7;
  --danger: #ef4444;
  --danger-light: #fee2e2;
  --purple: #7c3aed;
  --purple-light: #ede9fe;
  --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-width: 260px;
  --topbar-height: 64px;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--gray-50);
  color: var(--gray-800);
  display: flex;
  min-height: 100vh;
}

/* === Sidebar === */
.sidebar {
  width: var(--sidebar-width);
  background: var(--gray-900);
  color: #fff;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform 0.3s ease;
}

.sidebar-header {
  padding: 20px 20px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-logo-img {
  height: 36px;
  width: auto;
  filter: brightness(0) invert(1);
}

.sidebar-close {
  display: none;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  color: var(--gray-400);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.15s;
}

.sidebar-link:hover {
  color: #fff;
  background: rgba(255,255,255,0.08);
}

.sidebar-link.active {
  color: #fff;
  background: var(--primary);
}

.sidebar-footer {
  padding: 12px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

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

/* === Top Bar === */
.admin-topbar {
  height: var(--topbar-height);
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--gray-600);
  cursor: pointer;
  padding: 4px;
}

.topbar-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-900);
}

.topbar-actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar-greeting {
  font-size: 13px;
  color: var(--gray-500);
  font-weight: 500;
}

/* === Content === */
.admin-content {
  padding: 24px;
  flex: 1;
}

/* === Pages === */
.page { display: none; }
.page.active { display: block; }

/* === Stats Row === */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow);
}

.stat-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon-blue { background: var(--primary-light); color: var(--primary); }
.stat-icon-green { background: var(--success-light); color: var(--success); }
.stat-icon-orange { background: var(--warning-light); color: var(--warning); }
.stat-icon-purple { background: var(--purple-light); color: var(--purple); }

.stat-card-value {
  display: block;
  font-size: 24px;
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1;
}

.stat-card-label {
  display: block;
  font-size: 13px;
  color: var(--gray-500);
  margin-top: 4px;
}

/* === Cards === */
.card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

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

.card-header h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--gray-800);
}

.card-body {
  padding: 20px;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

/* === Bar Chart === */
.bar-chart {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.bar-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.bar-label {
  width: 120px;
  font-size: 13px;
  color: var(--gray-600);
  font-weight: 500;
  text-align: right;
  flex-shrink: 0;
}

.bar-track {
  flex: 1;
  height: 28px;
  background: var(--gray-100);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
}

.bar-fill {
  height: 100%;
  border-radius: 6px;
  transition: width 0.6s ease;
  display: flex;
  align-items: center;
  padding-left: 8px;
}

.bar-value {
  font-size: 12px;
  font-weight: 700;
  color: #fff;
}

.bar-fill-blue { background: var(--primary); }
.bar-fill-green { background: var(--success); }
.bar-fill-orange { background: var(--warning); }
.bar-fill-purple { background: var(--purple); }
.bar-fill-red { background: var(--danger); }

/* === Table === */
.table-responsive { overflow-x: auto; }

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

.admin-table th,
.admin-table td {
  padding: 12px 16px;
  text-align: left;
  font-size: 13px;
  border-bottom: 1px solid var(--gray-100);
}

.admin-table th {
  background: var(--gray-50);
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.05em;
}

.admin-table td {
  color: var(--gray-700);
}

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

.text-center { text-align: center; }

/* === Badges === */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
}

.badge-cat-imoveis { background: var(--primary-light); color: var(--primary); }
.badge-cat-rural { background: var(--success-light); color: var(--success); }
.badge-cat-veiculos { background: #dbeafe; color: #2563eb; }
.badge-cat-moveis { background: var(--warning-light); color: #b45309; }
.badge-cat-eletronicos { background: var(--purple-light); color: var(--purple); }

.badge-highlight {
  background: #fef3c7;
  color: #b45309;
}

.badge-normal {
  background: var(--gray-100);
  color: var(--gray-500);
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
  text-decoration: none;
  white-space: nowrap;
}

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

.btn-outline {
  background: #fff;
  color: var(--gray-600);
  border: 1px solid var(--gray-300);
}
.btn-outline:hover { background: var(--gray-50); border-color: var(--gray-400); }

.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-danger:hover { background: #dc2626; }

.btn-sm { padding: 5px 10px; font-size: 12px; }

.btn-icon {
  width: 32px;
  height: 32px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  border: 1px solid var(--gray-200);
  background: #fff;
  color: var(--gray-500);
  cursor: pointer;
  transition: all 0.15s;
}
.btn-icon:hover { background: var(--gray-50); color: var(--gray-700); }
.btn-icon.btn-icon-danger:hover { background: var(--danger-light); color: var(--danger); border-color: var(--danger); }

.action-btns {
  display: flex;
  gap: 6px;
}

/* === Page Actions === */
.page-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.search-wrapper {
  position: relative;
  flex: 1;
  min-width: 200px;
}

.search-wrapper svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-400);
}

.search-input {
  width: 100%;
  padding: 9px 12px 9px 38px;
  border: 1px solid var(--gray-300);
  border-radius: 8px;
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}
.search-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }

.filter-select {
  padding: 9px 12px;
  border: 1px solid var(--gray-300);
  border-radius: 8px;
  font-size: 13px;
  font-family: inherit;
  background: #fff;
  cursor: pointer;
  outline: none;
}
.filter-select:focus { border-color: var(--primary); }

/* === Form === */
.admin-form .form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

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

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 9px 12px;
  border: 1px solid var(--gray-300);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.form-group-check {
  display: flex;
  align-items: flex-end;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 14px;
  color: var(--gray-700);
}

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

.form-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--gray-100);
}

/* === Loading === */
.loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--gray-200);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 20px auto;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* === Toast === */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  box-shadow: var(--shadow-md);
  animation: toastIn 0.3s ease;
  min-width: 250px;
}

.toast-success { background: var(--success); }
.toast-error { background: var(--danger); }
.toast-info { background: var(--primary); }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === Modal === */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
}

.modal-overlay.active { display: flex; }

.modal {
  background: #fff;
  border-radius: 16px;
  padding: 32px;
  max-width: 400px;
  width: 90%;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.modal-icon { margin-bottom: 16px; }
.modal h3 { font-size: 18px; color: var(--gray-900); margin-bottom: 8px; }
.modal p { font-size: 14px; color: var(--gray-500); margin-bottom: 24px; }

.modal-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

/* === Empty State === */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--gray-400);
}

.empty-state svg { margin-bottom: 12px; }
.empty-state p { font-size: 14px; }

/* === Responsive === */
@media (max-width: 1024px) {
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .dashboard-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .sidebar-close { display: block; }
  .menu-toggle { display: block; }
  .main-wrapper { margin-left: 0; }
  .admin-content { padding: 16px; }
  .stats-row { grid-template-columns: 1fr; }
  .admin-form .form-grid { grid-template-columns: 1fr; }
  .page-actions { flex-direction: column; }
  .page-actions .btn { width: 100%; justify-content: center; }

  .admin-table th:nth-child(4),
  .admin-table td:nth-child(4),
  .admin-table th:nth-child(6),
  .admin-table td:nth-child(6) {
    display: none;
  }
}

@media (max-width: 480px) {
  .stat-card { padding: 14px; gap: 12px; }
  .stat-card-value { font-size: 20px; }
  .bar-label { width: 80px; font-size: 11px; }
}

/* === Login Screen === */
.login-overlay {
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 500;
}

.login-overlay.active { display: flex; }

.login-card {
  background: #fff;
  border-radius: 16px;
  padding: 40px 36px;
  max-width: 400px;
  width: 90%;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.login-logo {
  text-align: center;
  margin-bottom: 24px;
}

.login-logo-img {
  height: 48px;
  width: auto;
}

.login-title {
  text-align: center;
  font-size: 20px;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 4px;
}

.login-subtitle {
  text-align: center;
  font-size: 14px;
  color: var(--gray-500);
  margin-bottom: 24px;
}

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

.login-error {
  color: var(--danger);
  font-size: 13px;
  min-height: 20px;
  margin-bottom: 8px;
  text-align: center;
}

.login-btn {
  width: 100%;
  padding: 12px;
  font-size: 15px;
  justify-content: center;
}

/* === Image Upload === */
.image-upload-area {
  border: 2px dashed var(--gray-300);
  border-radius: 10px;
  padding: 16px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  position: relative;
}

.image-upload-area.dragover {
  border-color: var(--primary);
  background: var(--primary-light);
}

.image-upload-area:hover {
  border-color: var(--gray-400);
}

.image-input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.image-upload-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px;
  color: var(--gray-400);
}

.image-upload-placeholder span {
  font-size: 14px;
  font-weight: 500;
}

.image-upload-placeholder small {
  font-size: 12px;
  color: var(--gray-400);
}

.image-preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 10px;
}

.image-preview-item {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 1;
  background: var(--gray-100);
}

.image-preview-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-remove-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: none;
  background: rgba(239,68,68,0.9);
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

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

.existing-images {
  margin-top: 12px;
}