/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #447dda;
  --primary-dark: #3366bb;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --danger-color: #ef4444;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-900: #111827;
  --border-radius: 0.5rem;
  --box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1);
  --box-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
  background: var(--gray-50);
  color: var(--gray-900);
  line-height: 1.6;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header */
.header {
  background: white;
  border-bottom: 1px solid var(--gray-200);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--box-shadow);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

/* Main Content */
.main-content {
  padding: 2rem 0;
  min-height: calc(100vh - 100px);
}

/* Auth Container */
.auth-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 60vh;
}

.auth-card {
  background: white;
  padding: 3rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow-lg);
  text-align: center;
  max-width: 500px;
  width: 100%;
}

.auth-card h2 {
  margin-bottom: 0.5rem;
  color: var(--gray-900);
}

.auth-card p {
  color: var(--gray-600);
  margin-bottom: 2rem;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: white;
  padding: 1.5rem;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

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

.stat-icon {
  font-size: 2.5rem;
  flex-shrink: 0;
}

.stat-content {
  flex: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--gray-600);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-top: 0.25rem;
}

/* Controls */
.controls {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.search-input {
  flex: 1;
  min-width: 250px;
  padding: 0.75rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: var(--border-radius);
  font-size: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(68, 125, 218, 0.1);
}

.btn {
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background-color 0.2s, transform 0.1s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn:active {
  transform: scale(0.98);
}

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

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

.btn-secondary {
  background: white;
  color: var(--gray-700);
  border: 1px solid var(--gray-300);
}

.btn-secondary:hover {
  background: var(--gray-50);
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

/* Loading */
.loading-container {
  text-align: center;
  padding: 4rem 2rem;
}

.spinner {
  border: 4px solid var(--gray-200);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Error Message */
.error-message {
  background: #fee2e2;
  border: 1px solid #fecaca;
  color: #991b1b;
  padding: 1rem;
  border-radius: var(--border-radius);
  margin-bottom: 1.5rem;
}

/* Table */
.table-container {
  background: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  overflow: hidden;
}

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

.orgs-table thead {
  background: var(--gray-50);
  border-bottom: 2px solid var(--gray-200);
}

.orgs-table th {
  padding: 1rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--gray-700);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.orgs-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--gray-200);
}

.orgs-table tbody tr {
  transition: background-color 0.2s;
}

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

.org-name {
  font-weight: 600;
  color: var(--gray-900);
}

.org-slug {
  color: var(--gray-600);
  font-size: 0.875rem;
  font-family: 'Monaco', 'Courier New', monospace;
  background: var(--gray-100);
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
}

.badge-success {
  background: #d1fae5;
  color: #065f46;
}

.badge-warning {
  background: #fed7aa;
  color: #92400e;
}

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

/* Empty State */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  background: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.empty-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.empty-state h3 {
  color: var(--gray-900);
  margin-bottom: 0.5rem;
}

.empty-state p {
  color: var(--gray-600);
}

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: white;
  border-radius: var(--border-radius);
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  border-bottom: 1px solid var(--gray-200);
}

.modal-header h2 {
  font-size: 1.5rem;
  color: var(--gray-900);
}

.modal-close {
  background: none;
  border: none;
  font-size: 2rem;
  cursor: pointer;
  color: var(--gray-600);
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.25rem;
  transition: background-color 0.2s;
}

.modal-close:hover {
  background: var(--gray-100);
}

.modal-body {
  padding: 1.5rem;
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .table-container {
    overflow-x: auto;
  }

  .orgs-table {
    font-size: 0.875rem;
  }

  .orgs-table th,
  .orgs-table td {
    padding: 0.75rem 0.5rem;
  }
}

/* Monthly Details Styles */
.org-row {
  cursor: pointer;
  transition: background-color 0.2s;
}

.org-row:hover {
  background: var(--gray-100) !important;
}

.monthly-row {
  background: var(--gray-50);
}

.monthly-details {
  padding: 1.5rem;
  background: white;
  border-radius: var(--border-radius);
  margin: 0.5rem;
}

.monthly-details h4 {
  margin-bottom: 1rem;
  color: var(--gray-900);
  font-size: 1.125rem;
}

.monthly-table {
  width: 100%;
  border-collapse: collapse;
  background: white;
}

.monthly-table thead {
  background: var(--gray-100);
}

.monthly-table th {
  padding: 0.75rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--gray-700);
  border-bottom: 2px solid var(--gray-200);
}

.monthly-table td {
  padding: 0.75rem;
  border-bottom: 1px solid var(--gray-200);
}

.monthly-table .total-row {
  background: var(--gray-100);
  font-weight: 700;
}

.monthly-table .total-row td {
  border-top: 2px solid var(--gray-300);
  border-bottom: none;
}