/* Global Styles */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --info-color: #17a2b8;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Header Styles */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: white;
}

.navbar {
    padding: 1rem 0;
}

.navbar-brand img {
    transition: transform 0.3s;
}

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

.nav-link {
    font-weight: 500;
    color: #333 !important;
    padding: 0.5rem 1rem !important;
    margin: 0 0.2rem;
    border-radius: 50px;
    transition: all 0.3s;
}

.nav-link:hover {
    background: #f8f9fa;
    color: var(--primary-color) !important;
}

.nav-link.active {
    background: var(--primary-color);
    color: white !important;
}

/* Card Styles */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.card-header {
    background-color: #f8f9fa;
    border-bottom: none;
    padding: 1.5rem;
    border-radius: 15px 15px 0 0 !important;
}

/* Button Styles */
.btn {
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 500;
    transition: all 0.3s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

/* Form Styles */
.form-control {
    border-radius: 10px;
    padding: 0.75rem 1rem;
    border: 1px solid #dee2e6;
}

.form-control:focus {
    box-shadow: 0 0 0 0.2rem rgba(0,123,255,0.25);
    border-color: var(--primary-color);
}

/* Badge Styles */
.badge {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    border-radius: 50px;
}

/* Image Styles */
.img-fluid {
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

/* Responsive Styles */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background: white;
        padding: 1rem;
        border-radius: 10px;
        box-shadow: 0 4px 15px rgba(0,0,0,0.1);
        margin-top: 1rem;
    }
    
    .nav-link {
        margin: 0.5rem 0;
    }
    
    .card {
        margin-bottom: 1.5rem;
    }
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}