/* ============================================
   Great Agenda Admin Panel - Elegant Dark Theme
   ============================================ */

:root {
  /* Primary - Deep teal accent */
  --primary: #14b8a6;
  --primary-light: #2dd4bf;
  --primary-dark: #0d9488;
  --primary-glow: rgba(20, 184, 166, 0.15);
  
  /* Background - Rich dark tones */
  --bg-base: #0f0f12;
  --bg-surface: #16161a;
  --bg-elevated: #1e1e24;
  --bg-hover: #252530;
  
  /* Text */
  --text-primary: #f4f4f5;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  
  /* Accents */
  --accent-green: #22c55e;
  --accent-red: #ef4444;
  --accent-orange: #f97316;
  --accent-purple: #a855f7;
  --accent-blue: #3b82f6;
  
  /* Borders */
  --border-color: rgba(255, 255, 255, 0.06);
  --border-light: rgba(255, 255, 255, 0.1);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  
  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  
  /* Sidebar */
  --sidebar-width: 260px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-base);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}

#app {
  display: flex;
  min-height: 100vh;
}

/* ============================================
   Sidebar
   ============================================ */

.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-surface);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  height: 100vh;
  z-index: 100;
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border-color);
}

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

.logo-icon {
  font-size: 28px;
}

.logo-text {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, var(--primary-light), var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-badge {
  display: inline-block;
  margin-top: 8px;
  padding: 3px 10px;
  background: var(--primary-glow);
  color: var(--primary);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1.5px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(20, 184, 166, 0.2);
}

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

.menu-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  font-weight: 500;
  font-size: 14px;
}

.menu-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.menu-item.active {
  background: var(--primary-glow);
  color: var(--primary);
}

.menu-icon {
  font-size: 18px;
  opacity: 0.9;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-color);
}

.version-info {
  font-size: 12px;
  color: var(--text-muted);
}

/* ============================================
   Main Content
   ============================================ */

.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: 32px 40px;
  min-height: 100vh;
  background: var(--bg-base);
}

.page {
  display: none;
  animation: fadeIn 0.3s ease;
}

.page.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 32px;
}

.page-header h1 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 4px;
}

.page-header .subtitle {
  color: var(--text-muted);
  font-size: 14px;
}

/* ============================================
   Stats Cards
   ============================================ */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  transition: all 0.2s ease;
}

.stat-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.stat-icon.tenants { background: rgba(168, 85, 247, 0.15); }
.stat-icon.users { background: rgba(59, 130, 246, 0.15); }
.stat-icon.patients { background: rgba(34, 197, 94, 0.15); }
.stat-icon.appointments { background: rgba(249, 115, 22, 0.15); }

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: 32px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -1px;
}

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ============================================
   Dashboard Sections
   ============================================ */

.dashboard-section {
  margin-bottom: 32px;
}

.dashboard-section h2 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-secondary);
}

.quick-actions {
  display: flex;
  gap: 12px;
}

.action-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
}

.action-btn:hover {
  background: var(--bg-elevated);
  border-color: var(--border-light);
}

.action-icon {
  font-size: 18px;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
}

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

.btn-primary:hover {
  background: var(--primary-light);
  box-shadow: 0 0 20px var(--primary-glow);
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--border-light);
}

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

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

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

/* ============================================
   Search Box
   ============================================ */

.search-box {
  position: relative;
  margin-bottom: 24px;
  max-width: 400px;
}

.search-box input {
  width: 100%;
  padding: 14px 16px 14px 48px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  transition: all 0.2s ease;
}

.search-box input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.search-box input::placeholder {
  color: var(--text-muted);
}

.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
  opacity: 0.5;
}

/* ============================================
   Data Tables
   ============================================ */

.table-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

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

.data-table th,
.data-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.data-table th {
  background: var(--bg-elevated);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.data-table tbody tr {
  transition: background 0.15s ease;
}

.data-table tbody tr:hover {
  background: var(--bg-hover);
}

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

.loading-cell {
  text-align: center;
  color: var(--text-muted);
  padding: 40px !important;
}

.table-actions {
  display: flex;
  gap: 8px;
}

.table-actions button {
  padding: 6px 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.table-actions button:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.table-actions button.danger:hover {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--accent-red);
  color: var(--accent-red);
}

/* ============================================
   Config Grid
   ============================================ */

.config-grid {
  display: grid;
  gap: 16px;
}

.config-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  transition: all 0.2s ease;
}

.config-card:hover {
  border-color: var(--border-light);
}

.config-info {
  flex: 1;
}

.config-key {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  font-family: 'SF Mono', 'Fira Code', monospace;
  margin-bottom: 6px;
}

.config-value {
  font-size: 15px;
  color: var(--text-primary);
  word-break: break-word;
  margin-bottom: 4px;
}

.config-description {
  font-size: 12px;
  color: var(--text-muted);
}

.config-actions {
  display: flex;
  gap: 8px;
}

.loading-placeholder {
  text-align: center;
  color: var(--text-muted);
  padding: 60px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
}

/* ============================================
   Modals
   ============================================ */

.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal.open {
  display: flex;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
}

.modal-content {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.2s ease;
}

.modal-lg {
  max-width: 700px;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(-20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-header {
  padding: 24px 28px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h2 {
  font-size: 20px;
  font-weight: 600;
}

.modal-close {
  width: 32px;
  height: 32px;
  border: none;
  background: var(--bg-elevated);
  border-radius: 50%;
  color: var(--text-secondary);
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.modal-close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.modal-body {
  padding: 28px;
  max-height: calc(90vh - 160px);
  overflow-y: auto;
}

.modal-footer {
  padding: 20px 28px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* ============================================
   Card
   ============================================ */

.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 20px;
}

/* ============================================
   Form Elements
   ============================================ */

.form-section {
  margin-bottom: 28px;
}

.form-section:last-child {
  margin-bottom: 0;
}

.form-section h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
}

.form-group {
  margin-bottom: 20px;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  transition: all 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-group small {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  color: var(--text-muted);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.form-actions {
  margin-top: 24px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-primary);
}

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

/* ============================================
   Tabs
   ============================================ */

.tabs {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.tab-btn {
  flex: 1;
  padding: 10px 16px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
}

.tab-btn:hover {
  color: var(--text-primary);
}

.tab-btn.active {
  background: var(--bg-surface);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.2s ease;
}

/* ============================================
   Detail Grid
   ============================================ */

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.detail-item {
  padding: 16px;
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
}

.detail-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.detail-value {
  font-size: 15px;
  font-weight: 500;
}

/* ============================================
   Users Section
   ============================================ */

.users-header {
  margin-bottom: 16px;
}

/* ============================================
   Toast Notifications
   ============================================ */

#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toast {
  padding: 16px 24px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  color: var(--text-primary);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  animation: toastIn 0.3s ease;
  min-width: 300px;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.toast.success {
  border-left: 4px solid var(--accent-green);
}

.toast.error {
  border-left: 4px solid var(--accent-red);
}

.toast-icon {
  font-size: 18px;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1024px) {
  .sidebar {
    width: 72px;
  }
  
  .sidebar-header .logo-text,
  .sidebar-header .logo-badge,
  .menu-item span:not(.menu-icon),
  .sidebar-footer {
    display: none;
  }
  
  .menu-item {
    justify-content: center;
    padding: 14px;
  }
  
  .menu-icon {
    font-size: 22px;
  }
  
  .main-content {
    margin-left: 72px;
    padding: 24px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    display: none;
  }
  
  .main-content {
    margin-left: 0;
    padding: 16px;
  }
  
  .page-header {
    flex-direction: column;
    gap: 16px;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .modal-content {
    margin: 16px;
    max-height: calc(100vh - 32px);
  }
}