:root {
  --sidebar-width: 260px;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

.sidebar {
  width: var(--sidebar-width);
  transition: transform 0.3s ease;
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    position: fixed;
    z-index: 50;
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main-content {
    margin-left: 0 !important;
  }
}

.stat-card {
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.table-row:hover {
  background-color: rgba(148, 163, 184, 0.08);
}

.fade-in {
  animation: fadeIn 0.2s ease-in;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
}
.badge-green { background: rgba(34,197,94,0.15); color: #4ade80; }
.badge-red { background: rgba(239,68,68,0.15); color: #f87171; }
.badge-blue { background: rgba(59,130,246,0.15); color: #60a5fa; }
.badge-yellow { background: rgba(234,179,8,0.15); color: #facc15; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.15s ease;
  cursor: pointer;
  border: none;
}
.btn-primary { background: #3b82f6; color: white; }
.btn-primary:hover { background: #2563eb; }
.btn-danger { background: #ef4444; color: white; }
.btn-danger:hover { background: #dc2626; }
.btn-ghost { background: transparent; color: #94a3b8; border: 1px solid #334155; }
.btn-ghost:hover { background: #1e293b; color: white; }

.input {
  background: #1e293b;
  border: 1px solid #334155;
  color: #e2e8f0;
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.15s;
}
.input:focus { border-color: #3b82f6; }

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}
.modal {
  background: #1e293b;
  border: 1px solid #334155;
  border-radius: 0.75rem;
  padding: 1.5rem;
  min-width: 400px;
  max-width: 90vw;
  max-height: 90vh;
  overflow-y: auto;
}
.modal-wide {
  width: 800px;
}