:root {
  --primary: #C41E3A;
  --primary-dark: #8B0000;
  --primary-light: #E85D75;
  --secondary: #F8F9FA;
  --accent: #FF6B6B;
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8F9FA;
  --bg-card: #FFFFFF;
  --text-primary: #1A1A2E;
  --text-secondary: #4A4A6A;
  --text-muted: #8A8AA0;
  --border: #E8E8F0;
  --success: #28A745;
  --danger: #DC3545;
  --warning: #FFC107;
  --shadow: 0 2px 15px rgba(0, 0, 0, 0.06);
  --radius: 8px;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Roboto', sans-serif;
}

body.white-red {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
}

.white-red .navbar {
  background: var(--bg-primary);
  border-bottom: 3px solid var(--primary);
  box-shadow: var(--shadow);
}

.white-red .navbar-brand {
  color: var(--primary) !important;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.white-red .card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border-top: 4px solid transparent;
  transition: all 0.3s ease;
}

.white-red .card:hover {
  border-top-color: var(--primary);
  box-shadow: 0 8px 30px rgba(196, 30, 58, 0.1);
}

.white-red .btn-primary {
  background: var(--primary);
  border: 2px solid var(--primary);
  color: white;
  border-radius: var(--radius);
  padding: 10px 24px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.85rem;
}

.white-red .btn-primary:hover {
  background: transparent;
  color: var(--primary);
  transform: translateY(-2px);
}

.white-red .sidebar {
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
}

.white-red .nav-link {
  border-left: 3px solid transparent;
  transition: all 0.2s ease;
}

.white-red .nav-link.active {
  background: rgba(196, 30, 58, 0.08);
  color: var(--primary);
  border-left-color: var(--primary);
  font-weight: 600;
}

.white-red .course-card {
  position: relative;
  overflow: hidden;
}

.white-red .course-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.white-red .course-card:hover::before {
  transform: scaleX(1);
}

.white-red .progress-bar {
  background: var(--primary);
  border-radius: 0;
}

.white-red input:focus, .white-red select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(196, 30, 58, 0.1);
  outline: none;
}

.white-red .table thead {
  background: var(--bg-secondary);
  border-bottom: 2px solid var(--primary);
}

.white-red .table th {
  color: var(--primary);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.5px;
}