:root {
  --font-family: 'Outfit', sans-serif;
  
  --bg-color: #0b0f19;
  --bg-gradient: linear-gradient(135deg, #0b0f19 0%, #111827 100%);
  --panel-bg: rgba(17, 24, 39, 0.75);
  --panel-border: rgba(255, 255, 255, 0.06);
  
  --color-primary: #3b82f6;
  --color-primary-hover: #2563eb;
  --color-success: #10b981;
  --color-success-hover: #059669;
  --color-danger: #ef4444;
  --color-danger-hover: #dc2626;
  --color-warning: #f59e0b;
  
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-inverse: #111827;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.15);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
  
  --border-radius-sm: 6px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-family);
  background: var(--bg-gradient);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.1);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-sm);
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Loader */
.loader-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-color);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}
.loader-container.hidden {
  opacity: 0;
  visibility: hidden;
}
.loader {
  width: 50px;
  height: 50px;
  border: 3px solid rgba(59, 130, 246, 0.1);
  border-radius: 50%;
  border-top-color: var(--color-primary);
  animation: spin 1s ease-in-out infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Toast Messages */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--panel-bg);
  border: 1px solid var(--color-primary);
  color: var(--text-main);
  padding: 16px 24px;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 12px;
  transform: translateY(0);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s ease, visibility 0.3s ease;
}
.toast.hidden {
  transform: translateY(100px);
  opacity: 0;
  visibility: hidden;
}
.toast.success {
  border-color: var(--color-success);
}
.toast.error {
  border-color: var(--color-danger);
}

/* Buttons */
.btn {
  font-family: var(--font-family);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 10px 20px;
  border: none;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--transition-fast);
}
.btn-sm {
  padding: 6px 12px;
  font-size: 0.8rem;
}
.btn-block {
  display: flex;
  width: 100%;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--text-main);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.4);
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
}
.btn-success {
  background: var(--color-success);
  color: var(--text-main);
}
.btn-success:hover {
  background: var(--color-success-hover);
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.4);
}
.btn-danger {
  background: var(--color-danger);
  color: var(--text-main);
}
.btn-danger:hover {
  background: var(--color-danger-hover);
  box-shadow: 0 0 15px rgba(239, 68, 68, 0.4);
}

/* Overlays & Modals */
.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 500;
  opacity: 1;
  transition: opacity 0.25s ease;
}
.overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

/* Login Card styling */
.login-card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  padding: 40px;
  border-radius: var(--border-radius-lg);
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
@keyframes slideUp {
  from { transform: translateY(50px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.login-header {
  text-align: center;
  margin-bottom: 32px;
}
.login-logo {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: 16px;
  filter: drop-shadow(0 0 15px rgba(59, 130, 246, 0.3));
}
.login-header h2 {
  font-size: 1.6rem;
  margin-bottom: 8px;
  font-weight: 600;
}
.login-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* App Layout */
.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  border-bottom: 1px solid var(--panel-border);
}
.logo-area {
  display: flex;
  align-items: center;
  gap: 16px;
}
.logo-icon {
  font-size: 2.2rem;
  color: var(--color-primary);
  background: rgba(59, 130, 246, 0.1);
  padding: 12px;
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(59, 130, 246, 0.2);
}
.logo-area h1 {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.logo-area .subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.user-profile {
  display: flex;
  align-items: center;
  gap: 16px;
}
#active-user-name {
  font-weight: 500;
  font-size: 0.95rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 6px 14px;
  border-radius: 50px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--panel-border);
}

.app-main {
  flex-grow: 1;
  padding: 32px 0 48px;
}

/* Dashboard Panel */
.dashboard-card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  backdrop-filter: blur(16px);
}
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px;
  border-bottom: 1px solid var(--panel-border);
  flex-wrap: wrap;
  gap: 20px;
}
.header-left h2 {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.header-left p {
  font-size: 0.9rem;
  color: var(--text-muted);
}
.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Search Box */
.search-box {
  position: relative;
  width: 260px;
}
.search-box i {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.9rem;
}
.search-box input {
  width: 100%;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--panel-border);
  color: var(--text-main);
  padding: 10px 14px 10px 40px;
  border-radius: var(--border-radius-sm);
  font-family: var(--font-family);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}
.search-box input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: rgba(0, 0, 0, 0.4);
}

/* User management Table */
.table-wrapper {
  overflow-x: auto;
}
.user-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}
.user-table th,
.user-table td {
  padding: 16px 24px;
  font-size: 0.95rem;
  border-bottom: 1px solid var(--panel-border);
}
.user-table th {
  background: rgba(0, 0, 0, 0.15);
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 1px;
}
.role-th {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.actions-col {
  text-align: right;
  width: 140px;
}
.user-table tbody tr {
  transition: background-color var(--transition-fast);
}
.user-table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.02);
}
.user-table td.username-cell {
  font-weight: 600;
  color: #fff;
}
.user-table td.email-cell {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Role Badges */
.badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 50px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.badge-none {
  background: rgba(148, 163, 184, 0.1);
  color: #94a3b8;
  border: 1px solid rgba(148, 163, 184, 0.15);
}
.badge-user {
  background: rgba(16, 185, 129, 0.1);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.15);
}
.badge-admin {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.25);
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.1);
}

.points-balance-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.85rem;
}
.points-val {
  color: var(--color-primary);
  font-weight: 500;
}
.balance-val {
  color: var(--color-success);
  font-weight: 500;
}

.actions-cell-wrapper {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}
.action-btn {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
  border: 1px solid var(--panel-border);
  width: 32px;
  height: 32px;
  border-radius: var(--border-radius-sm);
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.action-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}
.action-btn.btn-edit:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(59, 130, 246, 0.1);
}
.action-btn.btn-delete:hover {
  border-color: var(--color-danger);
  color: var(--color-danger);
  background: rgba(239, 68, 68, 0.1);
}

/* Modals inputs and layouts */
.modal-card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 600px;
  padding: 32px;
  backdrop-filter: blur(16px);
  animation: slideUp 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}
.modal-header h3 {
  font-size: 1.3rem;
  font-weight: 600;
}
.modal-close {
  background: none;
  border: none;
  font-size: 1.8rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
}
.modal-close:hover {
  color: #fff;
}

/* Input Fields styling */
.input-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.input-group label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
}
.input-wrapper {
  position: relative;
}
.input-wrapper i {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}
.input-wrapper input {
  padding-left: 40px;
}
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
select {
  width: 100%;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--panel-border);
  color: var(--text-main);
  padding: 12px 16px;
  border-radius: var(--border-radius-sm);
  font-family: var(--font-family);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
}
input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-help {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.section-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 24px 0 12px;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 8px;
}

.roles-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}
.role-select-box {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.role-select-box label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.role-select-box select {
  font-size: 0.85rem;
  padding: 10px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 32px;
}

@media (max-width: 768px) {
  .form-row, .roles-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .card-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .header-right {
    width: 100%;
  }
  .search-box {
    width: 100%;
  }
}