:root {
  --sidebar-w: 260px;
  --user-primary: #4f7cff;
  --user-success: #2ed573;
  --user-warning: #ffa502;
  --user-danger: #ff4757;
  --user-bg: #0a0a18;
  --user-sidebar: #0d0d22;
  --user-card: #111128;
  --user-card-2: #16163a;
  --user-border: #1e1e42;
  --user-text: #b0b0d0;
  --user-text-light: #e0e0f0;
  --user-muted: #6b6b8d;
}

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

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--user-bg);
  color: var(--user-text);
  display: flex;
  min-height: 100vh;
}

/* User Sidebar */
.user-sidebar {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: var(--sidebar-w);
  background: var(--user-sidebar);
  border-right: 1px solid var(--user-border);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  transition: transform 0.3s;
}

.user-sidebar .brand {
  padding: 18px 20px;
  border-bottom: 1px solid var(--user-border);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--user-text-light);
  text-decoration: none;
}

.user-sidebar .brand-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--user-primary), #00d4aa);
  border-radius: 10px;
  display: flex;
  align-items: center; justify-content: center;
  color: #fff;
  font-size: 1rem;
}

.user-sidebar .nav {
  flex: 1;
  overflow-y: auto;
  padding: 10px 0;
}

.user-sidebar .nav-label {
  padding: 12px 20px 6px;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(176,176,208,0.3);
  font-weight: 600;
}

.user-sidebar .nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 20px;
  color: var(--user-text);
  text-decoration: none;
  font-size: 0.88rem;
  transition: 0.2s;
  border-left: 3px solid transparent;
}

.user-sidebar .nav-link i { width: 20px; text-align: center; font-size: 1rem; }
.user-sidebar .nav-link:hover, .user-sidebar .nav-link.active {
  background: rgba(30,30,60,0.5);
  color: var(--user-text-light);
  border-left-color: var(--user-primary);
}

.user-sidebar .nav-link .badge { margin-left: auto; font-size: 0.65rem; padding: 2px 8px; border-radius: 20px; }

.user-sidebar .footer {
  padding: 15px 20px;
  border-top: 1px solid var(--user-border);
}

.user-sidebar .footer .nav-link { padding: 8px 0; }

/* Main Content */
.user-main {
  margin-left: var(--sidebar-w);
  flex: 1;
  min-height: 100vh;
}

.user-header {
  height: 60px;
  background: rgba(17,17,40,0.95);
  border-bottom: 1px solid var(--user-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 25px;
  position: sticky;
  top: 0;
  z-index: 999;
  backdrop-filter: blur(10px);
}

.user-header .left { display: flex; align-items: center; gap: 15px; }
.user-header .left h5 { font-size: 1rem; font-weight: 600; color: var(--user-text-light); margin: 0; }

.user-header .right { display: flex; align-items: center; gap: 15px; }

.sidebar-toggle {
  background: none; border: none; color: var(--user-text);
  font-size: 1.3rem; cursor: pointer; padding: 5px;
  display: none;
}

.user-avatar {
  width: 36px; height: 36px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 600; font-size: 0.85rem;
}

.user-content { padding: 25px; }

/* Stats */
.user-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-bottom: 25px;
}

.user-stat {
  background: var(--user-card);
  border: 1px solid var(--user-border);
  border-radius: 14px;
  padding: 20px;
  transition: 0.3s;
}

.user-stat:hover { border-color: rgba(79,124,255,0.3); transform: translateY(-2px); }

.user-stat .stat-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.user-stat .stat-icon.blue { background: rgba(79,124,255,0.15); color: var(--user-primary); }
.user-stat .stat-icon.green { background: rgba(46,213,115,0.15); color: var(--user-success); }
.user-stat .stat-icon.orange { background: rgba(255,165,2,0.15); color: var(--user-warning); }
.user-stat .stat-icon.purple { background: rgba(160,90,255,0.15); color: #a05aff; }

.user-stat .stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--user-text-light);
  margin-bottom: 2px;
}

.user-stat .stat-label { font-size: 0.82rem; color: var(--user-muted); }

.user-stat .stat-change { font-size: 0.78rem; margin-top: 5px; }
.user-stat .stat-change.up { color: var(--user-success); }
.user-stat .stat-change.down { color: var(--user-danger); }

/* Card */
.user-card {
  background: var(--user-card);
  border: 1px solid var(--user-border);
  border-radius: 14px;
  padding: 22px;
  margin-bottom: 20px;
}

.user-card .card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--user-text-light);
  margin-bottom: 15px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--user-border);
}

.user-card .card-title i { margin-right: 8px; color: var(--user-primary); }

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

.user-table {
  width: 100%;
  color: var(--user-text);
  border-collapse: collapse;
}

.user-table th {
  background: rgba(30,30,60,0.4);
  border-bottom: 1px solid var(--user-border);
  color: var(--user-text-light);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 12px 16px;
  white-space: nowrap;
  text-align: left;
}

.user-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--user-border);
  font-size: 0.85rem;
  vertical-align: middle;
}

.user-table tr:hover { background: rgba(30,30,60,0.3); }
.user-table tr:last-child td { border-bottom: none; }

/* Forms */
.user-form .form-control, .user-form .form-select {
  background: var(--user-card-2);
  border: 1px solid var(--user-border);
  color: var(--user-text-light);
  border-radius: 10px;
  padding: 10px 16px;
  font-size: 0.9rem;
}

.user-form .form-control:focus, .user-form .form-select:focus {
  border-color: var(--user-primary);
  box-shadow: 0 0 0 3px rgba(79,124,255,0.1);
}

.user-form .form-label {
  color: var(--user-text-light);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 6px;
}

/* Buttons */
.user-btn {
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 9px 20px;
  border: none;
  cursor: pointer;
  transition: 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.user-btn-primary { background: var(--user-primary); color: #fff; }
.user-btn-primary:hover { background: #3d6ae0; color: #fff; }

.user-btn-success { background: var(--user-success); color: #fff; }
.user-btn-success:hover { background: #25b864; }

.user-btn-danger { background: var(--user-danger); color: #fff; }
.user-btn-danger:hover { background: #e03545; }

.user-btn-outline {
  background: transparent;
  border: 1px solid var(--user-border);
  color: var(--user-text);
}

.user-btn-outline:hover { background: var(--user-card-2); color: var(--user-text-light); }

.user-btn-sm { padding: 6px 14px; font-size: 0.8rem; }
.user-btn-lg { padding: 12px 28px; font-size: 1rem; }

/* Badges */
.user-badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 500;
}

.user-badge-success { background: rgba(46,213,115,0.15); color: var(--user-success); }
.user-badge-warning { background: rgba(255,165,2,0.15); color: var(--user-warning); }
.user-badge-danger { background: rgba(255,71,87,0.15); color: var(--user-danger); }
.user-badge-info { background: rgba(23,162,184,0.15); color: #17a2b8; }
.user-badge-secondary { background: rgba(176,176,208,0.1); color: var(--user-muted); }
.user-badge-primary { background: rgba(79,124,255,0.15); color: var(--user-primary); }

/* Empty state */
.user-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--user-muted);
}

.user-empty i { font-size: 2.5rem; margin-bottom: 10px; display: block; }
.user-empty p { font-size: 0.9rem; margin: 0; }

/* Toast */
.user-toast-container { position: fixed; top: 20px; right: 20px; z-index: 9999; }

.user-toast {
  background: var(--user-card);
  border: 1px solid var(--user-border);
  border-radius: 12px;
  padding: 14px 20px;
  color: var(--user-text-light);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 300px;
  animation: slideIn 0.3s ease;
}

.user-toast i { font-size: 1.1rem; }
.user-toast.success i { color: var(--user-success); }
.user-toast.error i { color: var(--user-danger); }
.user-toast.warning i { color: var(--user-warning); }

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

/* Responsive */
@media (max-width: 991px) {
  .user-sidebar { transform: translateX(-100%); }
  .user-sidebar.show { transform: translateX(0); }
  .sidebar-toggle { display: block; }
  .user-main { margin-left: 0; }
}

@media (max-width: 768px) {
  .user-content { padding: 15px; }
  .user-stats { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; }
  .user-stat { padding: 15px; }
  .user-stat .stat-value { font-size: 1.2rem; }
}

/* Progress bar */
.user-progress {
  height: 6px;
  background: var(--user-border);
  border-radius: 3px;
  overflow: hidden;
}

.user-progress .bar {
  height: 100%;
  border-radius: 3px;
  transition: width 0.5s;
}

.user-progress .bar.blue { background: var(--user-primary); }
.user-progress .bar.green { background: var(--user-success); }

/* Alert bar */
.user-alert {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 0.85rem;
  margin-bottom: 15px;
}

.user-alert.danger { background: rgba(255,71,87,0.1); color: var(--user-danger); border: 1px solid rgba(255,71,87,0.2); }
.user-alert.success { background: rgba(46,213,115,0.1); color: var(--user-success); border: 1px solid rgba(46,213,115,0.2); }
.user-alert.warning { background: rgba(255,165,2,0.1); color: var(--user-warning); border: 1px solid rgba(255,165,2,0.2); }
.user-alert.info { background: rgba(79,124,255,0.1); color: var(--user-primary); border: 1px solid rgba(79,124,255,0.2); }