:root {
  --primary-color: #0d6efd;
  --secondary-color: #6c757d;
  --success-color: #198754;
  --warning-color: #ffc107;
  --danger-color: #dc3545;
  --info-color: #0dcaf0;
  --light-bg: #f8f9fa;
  --dark-bg: #212529;
}

body {
  font-family: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background-color: #f4f7f6;
  color: #333;
}

/* Sidebar & Layout */
.sidebar {
  min-height: 100vh;
  background-color: #ffffff;
  border-right: 1px solid #e9ecef;
}

.sidebar-link {
  color: #495057;
  text-decoration: none;
  padding: 10px 15px;
  display: block;
  border-radius: 5px;
  margin-bottom: 5px;
  transition: all 0.3s ease;
}

.sidebar-link:hover, .sidebar-link.active {
  background-color: rgba(13, 110, 253, 0.1);
  color: var(--primary-color);
  font-weight: 500;
}

.main-content {
  padding: 20px;
}

/* Cards & Components */
.card-custom {
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.04);
  border: none;
  margin-bottom: 20px;
}

/* Timelines / Workflows */
.workflow-timeline {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin-bottom: 30px;
}

.timeline-step {
  text-align: center;
  position: relative;
  flex: 1;
}

.timeline-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #e9ecef;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 10px;
  z-index: 2;
  position: relative;
}

.timeline-step.completed .timeline-icon {
  background-color: var(--primary-color);
  color: white;
}

.timeline-step.active .timeline-icon {
  border: 2px solid var(--primary-color);
  background-color: white;
  color: var(--primary-color);
}

.timeline-line {
  position: absolute;
  top: 20px;
  left: 50%;
  width: 100%;
  height: 2px;
  background-color: #e9ecef;
  z-index: 1;
}

.timeline-step:last-child .timeline-line {
  display: none;
}

/* Utilities */
.text-xs { font-size: 0.75rem; }
.fw-semibold { font-weight: 600; }