:root {
  --primary: #002A5C;
  --accent: #0052CC;
  --secondary: #FF6B35;
  --soft: #E8F0FE;
  --ok: #34A853;
  --warn: #FBBC04;
  --danger: #EA4335;
}

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

body {
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.of-navbar {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  box-shadow: 0 4px 12px rgba(0, 42, 92, 0.15);
  border-bottom: 3px solid var(--secondary);
}

.of-word-omni {
  font-weight: 800;
  color: #fff;
  font-size: 1.5rem;
  letter-spacing: -0.5px;
}

.of-word-product {
  font-weight: 300;
  color: #42A5F5;
  font-size: 1.5rem;
  margin-left: 4px;
}

.of-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 320px 1fr;
  align-items: start;
}

@media (max-width: 991.98px) {
  .of-grid {
    grid-template-columns: 1fr;
  }
}

/* Card improvements */
.card {
  border: none;
  border-radius: 12px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 42, 92, 0.12) !important;
}

.card-body {
  padding: 1.5rem;
}

/* Course cards */
.course-card {
  background: white;
  border-left: 4px solid var(--accent);
}

.course-card .course-title {
  color: var(--primary);
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.course-card .course-company {
  display: inline-block;
  background: var(--soft);
  color: var(--accent);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.course-progress-label {
  font-size: 0.9rem;
  color: #666;
  margin-bottom: 0.5rem;
  display: flex;
  justify-content: space-between;
}

.progress {
  height: 8px;
  background: #e0e0e0;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.progress-bar {
  background: linear-gradient(90deg, var(--accent), var(--secondary));
  border-radius: 4px;
  transition: width 0.6s ease;
}

/* Button styles */
.btn-primary {
  background: var(--accent);
  border: none;
  font-weight: 600;
  border-radius: 8px;
  padding: 0.625rem 1.25rem;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 82, 204, 0.3);
}

.btn-outline-primary {
  color: var(--accent);
  border-color: var(--accent);
  border-radius: 8px;
  font-weight: 600;
}

.btn-outline-primary:hover {
  background: var(--soft);
  border-color: var(--accent);
}

.btn-success {
  background: var(--ok);
  border: none;
}

.btn-success:hover {
  background: #2d7a2d;
}

.btn-warning {
  background: var(--warn);
  border: none;
  color: #000;
  font-weight: 600;
}

.btn-warning:hover {
  background: #E8B800;
  color: #000;
}

/* Alert styles */
.alert {
  border-radius: 8px;
  border: none;
  font-weight: 500;
}

.alert-info {
  background: var(--soft);
  color: var(--accent);
}

.alert-success {
  background: #E6F9E6;
  color: var(--ok);
}

.alert-danger {
  background: #FDE8E8;
  color: var(--danger);
}

/* Form controls */
.form-control,
.form-select {
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  transition: all 0.3s ease;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.1);
}

/* Dashboard title */
h1.dashboard-title {
  color: var(--primary);
  font-weight: 800;
  font-size: 2rem;
  margin-bottom: 2rem;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Navbar button improvements */
.btn-outline-light:hover {
  background: rgba(255, 107, 53, 0.9);
  border-color: var(--secondary);
}

.btn-light {
  background: white;
  color: var(--primary);
  font-weight: 600;
  border: none;
}

.btn-light:hover {
  background: #f0f0f0;
}