/* Custom Styles */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 400px;
    display: flex;
    align-items: center;
}

.card {
    transition: transform 0.3s ease;
    border-radius: 10px;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.card-img-top {
    height: 200px;
    object-fit: cover;
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

.table-responsive {
    background: white;
    border-radius: 10px;
    padding: 15px;
}

.badge {
    padding: 8px 12px;
    font-weight: 500;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #5a67d8 0%, #6b46a1 100%);
}

footer {
    margin-top: auto;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-section {
        min-height: 300px;
        padding: 2rem 0;
    }
    
    .card-img-top {
        height: 150px;
    }
}

/* Loading animation */
.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid #3498db;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}