/* Global Styles */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
}

/* Layout */
body {
    padding-top: 76px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Navigation */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.navbar-brand img {
    height: 40px;
    transition: transform 0.3s ease;
}

.navbar-brand:hover img {
    transform: scale(1.05);
}

/* Page Headers */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    padding: 60px 0;
    margin-bottom: 40px;
}

/* Cards */
.custom-card {
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.custom-card:hover {
    transform: translateY(-5px);
}

/* Buttons */
.btn-custom {
    border-radius: 25px;
    padding: 10px 25px;
    transition: all 0.3s ease;
}

/* Footer */
footer {
    margin-top: auto;
    background: var(--primary-color);
}

/* Animations */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding-top: 66px;
    }
    
    .navbar-brand img {
        height: 30px;
    }
    
    .page-header {
        padding: 40px 0;
    }
}