:root {
  --bg-color: #0f111a;
  --panel-bg: rgba(20, 24, 38, 0.6);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-color-hover: rgba(255, 255, 255, 0.15);
  
  --text-primary: #f1f3f9;
  --text-secondary: #9aa0b9;
  --primary-color: #5d6eff;
  --primary-color-hover: #7b8aff;
  --primary-glow: rgba(93, 110, 255, 0.4);
  
  --success-color: #10b981;
  --success-bg: rgba(16, 185, 129, 0.15);
  --danger-color: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.15);
  --warning-color: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.15);
  
  --sidebar-width: 240px;
  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Background Glow Effects */
.glow {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(120px);
  z-index: -1;
  opacity: 0.15;
  pointer-events: none;
}

.glow-1 {
  background-color: var(--primary-color);
  top: -10%;
  left: -10%;
}

.glow-2 {
  background-color: #d946ef;
  bottom: -10%;
  right: -10%;
}

/* Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.1);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* Reusable Glassmorphism Card styling */
.glass-card {
  background: var(--panel-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  transition: var(--transition-smooth);
}

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

/* Login Gate Styling */
.login-card {
  width: 100%;
  max-width: 420px;
  padding: 40px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.login-card h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

.login-card p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 30px;
  line-height: 1.5;
}

/* Forms & Input Groups */
.input-group {
  margin-bottom: 24px;
}

.input-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.input-group input,
.input-group select,
.input-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  transition: var(--transition-smooth);
  outline: none;
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px var(--primary-glow);
}

/* Buttons */
.btn-primary {
  display: inline-block;
  width: 100%;
  padding: 12px 24px;
  background: var(--primary-color);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-align: center;
  box-shadow: 0 4px 14px 0 var(--primary-glow);
}

.btn-primary:hover {
  background: var(--primary-color-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px 0 var(--primary-glow);
}

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

.btn-secondary {
  display: inline-block;
  padding: 10px 20px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--border-color-hover);
}

.btn-pagination {
  padding: 6px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-pagination:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.1);
}

.btn-pagination:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Action button configurations inside tables */
.action-btn-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.table-action-btn {
  padding: 6px 12px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.table-action-btn.activate {
  background: var(--success-bg);
  color: var(--success-color);
}

.table-action-btn.activate:hover {
  background: rgba(16, 185, 129, 0.25);
}

.table-action-btn.deactivate {
  background: var(--danger-bg);
  color: var(--danger-color);
}

.table-action-btn.deactivate:hover {
  background: rgba(239, 68, 68, 0.25);
}

.table-action-btn.invite {
  background: var(--warning-bg);
  color: var(--warning-color);
}

.table-action-btn.invite:hover {
  background: rgba(245, 158, 11, 0.25);
}

.table-action-btn.edit {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.table-action-btn.edit:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* Status Badges */
.status-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}

.status-badge.active {
  background: var(--success-bg);
  color: var(--success-color);
}

.status-badge.inactive {
  background: var(--danger-bg);
  color: var(--danger-color);
}

.status-badge.pending {
  background: var(--warning-bg);
  color: var(--warning-color);
}

/* Dashboard Layout */
.dashboard-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  padding: 30px;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 30px;
  margin-bottom: 30px;
}

.navbar-brand h1 {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.navbar-brand h1 span {
  color: var(--primary-color);
  font-weight: 400;
  font-size: 16px;
  margin-left: 8px;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Main layouts splitting sidebar and view */
.main-layout {
  display: flex;
  gap: 30px;
}

.sidebar {
  width: var(--sidebar-width);
  padding: 20px;
  height: fit-content;
}

.sidebar nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tab-btn {
  width: 100%;
  text-align: left;
  padding: 12px 20px;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.tab-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

.tab-btn.active {
  background: var(--primary-color);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 4px 12px 0 var(--primary-glow);
}

/* Content Views */
.content-view {
  flex: 1;
}

.tab-content {
  padding: 30px;
  min-height: 500px;
  display: flex;
  flex-direction: column;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 24px;
}

.section-header h2 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 4px;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 13px;
}

/* Tables styling */
.table-container {
  flex: 1;
  overflow-x: auto;
  margin-bottom: 24px;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

th {
  padding: 14px 18px;
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-color);
}

td {
  padding: 16px 18px;
  font-size: 13px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

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

tr:hover td {
  background: rgba(255, 255, 255, 0.01);
}

/* Badges for Tag elements */
.tag-badge {
  display: inline-block;
  padding: 2px 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 11px;
  color: var(--text-secondary);
  margin-right: 4px;
  margin-bottom: 4px;
}

/* Pagination controls */
.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 15px;
  border-top: 1px solid var(--border-color);
}

.page-indicator {
  font-size: 13px;
  color: var(--text-secondary);
}

/* Modals Overlay & Contents */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 100;
  transition: opacity 0.3s ease;
}

.modal-content {
  width: 100%;
  max-width: 500px;
  padding: 30px;
  position: relative;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.modal-header h3 {
  font-size: 18px;
  font-weight: 600;
}

.close-modal-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 24px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

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

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

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

.modal-actions .btn-secondary,
.modal-actions .btn-primary {
  width: auto;
}

/* Toast Notification Styles */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 200;
}

.toast {
  padding: 12px 24px;
  border-radius: 8px;
  background: var(--panel-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  font-size: 13px;
  font-weight: 500;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  animation: slideIn 0.3s ease forwards;
}

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

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

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Helper Class Utilities */
.hidden {
  display: none !important;
}

.error-text {
  color: var(--danger-color);
  font-size: 12px;
  margin-top: 10px;
  text-align: center;
}