.book-cover {
    height: 250px;
    object-fit: cover;
    width: 100%;
}

.card {
    transition: transform 0.2s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.subject-filter {
    max-height: 300px;
    overflow-y: auto;
}

/* My Books page styles */
.book-cover {
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.book-card {
    transition: all 0.3s ease;
    border: 1px solid rgba(0,0,0,0.125);
}

.book-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    border-color: #0d6efd;
}

.book-card .card-footer {
    background: transparent;
    border-top: 1px solid rgba(0,0,0,0.05);
}

.subject-badge {
    font-size: 0.8rem;
    padding: 0.35em 0.65em;
}

.stats-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: none;
}

.stats-card .card-header {
    background: transparent;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .book-cover {
        height: 150px;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn-group .btn {
        padding: 0.25rem 0.5rem;
        font-size: 0.8rem;
    }
}

/* Pagination Styles */
.pagination .page-item.active .page-link {
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.pagination .page-link {
    color: #0d6efd;
    border: 1px solid #dee2e6;
    margin: 0 2px;
}

.pagination .page-link:hover {
    background-color: #e9ecef;
    border-color: #dee2e6;
}

/* Search Form Styles */
.search-form .input-group {
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.search-form .btn {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

/* Book Card Enhancements */
.book-card {
    transition: all 0.3s ease;
    border: 1px solid rgba(0,0,0,0.125);
}

.book-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    border-color: #0d6efd;
}

.book-cover {
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.book-card:hover .book-cover {
    transform: scale(1.05);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .pagination .page-item .page-link {
        padding: 0.375rem 0.5rem;
        font-size: 0.875rem;
    }
    
    .book-card {
        margin-bottom: 1rem;
    }
    
    .search-form .input-group {
        flex-direction: column;
    }
    
    .search-form .form-control {
        border-radius: 0.375rem;
        margin-bottom: 0.5rem;
    }
    
    .search-form .btn {
        border-radius: 0.375rem;
        width: 100%;
    }
}

/* Filter Sidebar */
.list-group-item.active {
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.list-group-item:hover:not(.active) {
    background-color: #f8f9fa;
}

/* Results Count Badge */
.results-count {
    font-size: 0.9rem;
    padding: 0.5rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 0.375rem;
}

/* Navbar Styles */
.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

.navbar-nav .nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
}

.navbar-nav .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 0.375rem;
}

.navbar-text {
    color: rgba(255, 255, 255, 0.8) !important;
}

/* Mobile responsiveness */
@media (max-width: 991.98px) {
    .navbar-nav {
        padding: 1rem 0;
    }
    
    .navbar-nav .nav-item {
        margin: 0.25rem 0;
    }
    
    .navbar-nav .nav-link {
        padding: 0.75rem 1rem;
    }
    
    .navbar-collapse {
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        margin-top: 1rem;
    }
}

/* Dropdown menu styles (if you add dropdowns later) */
.navbar-dark .navbar-nav .dropdown-menu {
    background-color: #0d6efd;
    border: none;
}

.navbar-dark .navbar-nav .dropdown-item {
    color: rgba(255, 255, 255, 0.8);
}

.navbar-dark .navbar-nav .dropdown-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
}

/* Active state highlighting */
.navbar-nav .nav-link.active {
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: 0.375rem;
}