/* Custom styles for LLTeacher */

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

.container {
    max-width: 1200px;
}

/* Dark theme support */
@media (prefers-color-scheme: dark) {
    :root {
        color-scheme: dark;
    }

    /* Base colors */
    body {
        background-color: #1a1a1a;
        color: #e0e0e0;
    }

    /* Override Bootstrap's bg-light footer */
    footer.bg-light {
        background-color: #2d2d2d !important;
    }

    footer.bg-light .text-muted {
        color: #a0a0a0 !important;
    }

    /* Cards and containers */
    .card {
        background-color: #2d2d2d;
        color: #e0e0e0;
        border-color: #404040;
    }

    .card-header {
        background-color: #363636;
        border-bottom-color: #404040;
    }

    .card-header.bg-light {
        background-color: #363636 !important;
    }

    .bg-light {
        background-color: #2d2d2d !important;
        color: #e0e0e0 !important;
    }

    .bg-white {
        background-color: #2d2d2d !important;
        color: #e0e0e0;
    }

    /* Forms */
    .form-control,
    .form-select {
        background-color: #2d2d2d;
        color: #e0e0e0;
        border-color: #404040;
    }

    .form-control:focus,
    .form-select:focus {
        background-color: #363636;
        color: #e0e0e0;
        border-color: #0d6efd;
        box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
    }

    .form-control::placeholder {
        color: #808080;
    }

    .form-label {
        color: #e0e0e0 !important;
    }

    .form-text {
        color: #a0a0a0 !important;
    }

    /* Progress bars */
    .progress {
        background-color: #404040;
    }

    .progress-bar.bg-warning {
        background-color: #b8860b !important;
        color: #fff;
    }

    /* Tables */
    .table {
        color: #e0e0e0;
    }

    .table th,
    .table td {
        background-color: #2d2d2d;
        color: #e0e0e0;
    }

    .table-striped > tbody > tr:nth-of-type(odd) > * {
        background-color: #363636;
    }

    .table > :not(caption) > * > * {
        border-bottom-color: #404040;
    }

    /* Alerts */
    .alert-info {
        background-color: #1a3a52;
        color: #a4d4ff;
        border-color: #2d5a7b;
    }

    .alert-warning {
        background-color: #4d3a1a;
        color: #ffd699;
        border-color: #7b5a2d;
    }

    .alert-danger {
        background-color: #4d1a1a;
        color: #ff9999;
        border-color: #7b2d2d;
    }

    .alert-success {
        background-color: #1a4d1a;
        color: #99ff99;
        border-color: #2d7b2d;
    }

    /* Badges */
    .badge {
        color: #fff;
    }

    /* Input group */
    .input-group-text {
        background-color: #363636;
        color: #e0e0e0;
        border-color: #404040;
    }

    /* Checkboxes and radio buttons */
    .form-check-input {
        background-color: #2d2d2d;
        border-color: #404040;
    }

    .form-check-input:checked {
        background-color: #0d6efd;
        border-color: #0d6efd;
    }

    /* Buttons */
    .btn-light {
        background-color: #404040;
        border-color: #404040;
        color: #e0e0e0;
    }

    .btn-light:hover {
        background-color: #505050;
        border-color: #505050;
        color: #e0e0e0;
    }

    .btn-secondary {
        background-color: #404040;
        border-color: #404040;
        color: #e0e0e0;
    }

    .btn-secondary:hover {
        background-color: #505050;
        border-color: #505050;
        color: #e0e0e0;
    }

    /* Modals */
    .modal-content {
        background-color: #2d2d2d;
        color: #e0e0e0;
    }

    .modal-header,
    .modal-footer {
        border-color: #404040;
    }

    /* Dropdown menus */
    .dropdown-menu {
        background-color: #2d2d2d;
        border-color: #404040;
    }

    .dropdown-item {
        color: #e0e0e0;
    }

    .dropdown-item:hover,
    .dropdown-item:focus {
        background-color: #404040;
        color: #fff;
    }

    .dropdown-divider {
        border-top-color: #404040;
    }

    /* List groups */
    .list-group-item {
        background-color: #2d2d2d;
        color: #e0e0e0;
        border-color: #404040;
    }

    .list-group-item:hover {
        background-color: #363636;
    }

    /* Links */
    a {
        color: #66b3ff;
    }

    a:hover {
        color: #99ccff;
    }

    /* Pagination */
    .page-link {
        background-color: #2d2d2d;
        border-color: #404040;
        color: #66b3ff;
    }

    .page-link:hover {
        background-color: #404040;
        border-color: #505050;
        color: #99ccff;
    }

    .page-item.disabled .page-link {
        background-color: #2d2d2d;
        border-color: #404040;
        color: #808080;
    }

    /* Breadcrumbs */
    .breadcrumb {
        background-color: #2d2d2d;
    }

    .breadcrumb-item + .breadcrumb-item::before {
        color: #808080;
    }

    .breadcrumb-item a {
        color: #66b3ff;
    }

    .breadcrumb-item.active {
        color: #e0e0e0;
    }

    /* Code blocks */
    pre, code {
        background-color: #1a1a1a;
        color: #e0e0e0;
        border-color: #404040;
    }

    /* Accordion */
    .accordion-item {
        background-color: #2d2d2d;
        border-color: #404040;
        color: #e0e0e0;
    }

    .accordion-button {
        background-color: #363636;
        color: #e0e0e0;
    }

    .accordion-button:not(.collapsed) {
        background-color: #404040;
        color: #fff;
    }

    .accordion-button::after {
        filter: invert(0.8);
    }

    .accordion-body {
        background-color: #2d2d2d;
        color: #e0e0e0;
    }

    /* Badges */
    .badge.bg-warning.text-dark {
        background-color: #b8860b !important;
        color: #fff !important;
    }

    .badge.bg-info.text-dark {
        background-color: #1a6b8a !important;
        color: #fff !important;
    }

    /* Light-danger custom class (submissions page) */
    .bg-light-danger {
        background-color: #4d1a1a !important;
        color: #ff9999 !important;
    }

    /* Pre elements with bg-white */
    pre.bg-white {
        background-color: #1a1a1a !important;
        color: #e0e0e0;
    }

    /* Rapid text growth event header */
    .rapid-text-growth-event-header.bg-warning {
        background-color: #8a6b0b !important;
        color: #fff !important;
    }

    /* Text muted */
    .text-muted {
        color: #a0a0a0 !important;
    }
}