.practice-ui-page {
    max-width: 1400px;
}

.practice-ui-checklist-panel {
    position: sticky;
    top: 1rem;
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
    font-size: 0.88rem;
}

.practice-ui-checklist {
    list-style: none;
    padding: 0;
    margin: 0;
}

.practice-ui-checklist li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.45rem 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    color: #6c757d;
    transition: color 0.2s;
}

.practice-ui-checklist li::before {
    content: "○";
    flex-shrink: 0;
    font-weight: bold;
    color: #adb5bd;
}

.practice-ui-checklist li.done {
    color: #198754;
}

.practice-ui-checklist li.done::before {
    content: "✓";
    color: #198754;
}

.practice-ui-status {
    font-size: 0.85rem;
    margin: 0.25rem 0 0.75rem 0;
    padding: 0.35rem 0.6rem;
    background: #f8f9fa;
    border-left: 3px solid #0d6efd;
    border-radius: 0 4px 4px 0;
    color: #212529;
}

.practice-ui-status strong {
    color: #0d6efd;
}

.practice-ui-level-badge {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* Override site.css .nav-link { color: #fff } for this page */
.practice-ui-page .practice-ui-level-nav .nav-link {
    font-weight: 600;
    color: #212529 !important;
    background: #e9ecef;
    margin-right: 0.35rem;
}

.practice-ui-page .practice-ui-level-nav .nav-link:hover {
    color: #0d6efd !important;
    background: #dee2e6;
}

.practice-ui-page .practice-ui-level-nav .nav-link.active {
    color: #fff !important;
}

.practice-ui-level-nav .nav-link.active[data-level="basic"] {
    background: #198754 !important;
}

.practice-ui-level-nav .nav-link.active[data-level="intermediate"] {
    background: #0d6efd !important;
}

.practice-ui-level-nav .nav-link.active[data-level="advanced"] {
    background: #6f42c1 !important;
}

.practice-ui-page .practice-ui-inner-tabs .nav-link {
    color: #495057 !important;
    background: transparent;
    margin-right: 0;
}

.practice-ui-page .practice-ui-inner-tabs .nav-link:hover {
    color: #0d6efd !important;
}

.practice-ui-page .practice-ui-inner-tabs .nav-link.active {
    color: #0d6efd !important;
    font-weight: 600;
}

.practice-ui-level-footer {
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    padding-top: 0.75rem;
    margin-top: 0.5rem;
}

.practice-ui-highlight {
    outline: 2px solid #0d6efd;
    outline-offset: 2px;
}