/* Base font and layout */
body {
    font-family: 'Inter', sans-serif;
    background-color: #f8f9fa;
    color: #212529;
    margin: 0;
    padding: 0;
    transition: background-color 0.3s ease, color 0.3s ease;
}

h1, h2, h3, h4 {
    font-weight: 600;
}

/* Dark Mode Theme */
body.dark-mode {
    background-color: #1e1e2f;
    color: #f1f1f1;
}

body.dark-mode .card {
    background-color: #2a2a3d;
    border-color: #444;
}

body.dark-mode .form-control,
body.dark-mode .list-group-item {
    background-color: #3a3a4a;
    color: #f1f1f1;
    border-color: #555;
}

body.dark-mode .btn {
    border-color: #888;
}

body.dark-mode .btn-primary {
    background-color: #4e8cff;
    border-color: #4e8cff;
}

body.dark-mode .btn-secondary {
    background-color: #6c757d;
    border-color: #6c757d;
}

body.dark-mode .table {
    background-color: #2d2d3a;
    color: #f1f1f1;
}

body.dark-mode .table thead {
    background-color: #3a3a4a;
}

/* Search results dropdown */
#search-results {
    background: white;
    border: 1px solid #ccc;
    border-top: none;
    max-height: 300px;
    overflow-y: auto;
    display: none;
    position: absolute;
    z-index: 9999;
}

body.dark-mode #search-results {
    background-color: #2a2a3d;
    border-color: #444;
}

/* Sidebar */
.sidebar {
    min-width: 250px;
    background-color: #343a40;
    color: #fff;
}

.sidebar a {
    color: #ddd;
    padding: 10px 15px;
    display: block;
    text-decoration: none;
    transition: background-color 0.3s;
}

.sidebar a:hover {
    background-color: #495057;
    color: #fff;
}

/* Cards */
.card {
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    background-color: #fff;
}

body.dark-mode .card-header {
    background-color: #333;
}

/* Buttons */
.btn-primary {
    background-color: #007bff;
    border: none;
}

.btn-primary:hover {
    background-color: #0056b3;
}

.btn-secondary {
    background-color: #6c757d;
    border: none;
}

.btn-secondary:hover {
    background-color: #5a6268;
}

/* Table Styling */
.table th, .table td {
    vertical-align: middle;
}

.table thead {
    background-color: #f1f1f1;
}

/* Forms */
.form-control {
    border-radius: 5px;
}

/* Modal */
.modal-content {
    border-radius: 10px;
}

.modal-header {
    background-color: #007bff;
    color: #fff;
}

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

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

/* Responsive Layout Fix */
@media (max-width: 768px) {
    .d-flex {
        flex-direction: column;
    }

    .sidebar {
        min-height: auto;
        padding: 1rem;
    }

    #search-results {
        max-height: 200px;
    }
}