.help-sidebar {
    position: sticky;
    top: 100px;
}

.help-sidebar .nav-link {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    border: none;
    text-decoration: none;
}

.help-sidebar .nav-link:hover,
.help-sidebar .nav-link.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    transform: translateX(5px);
}

.help-section {
    scroll-margin-top: 100px;
    margin-bottom: 3rem;
}

.help-section-header {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-light);
}

.help-resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.help-resource-card {
    border: none;
    border-radius: 12px;
    transition: all 0.3s ease;
    height: 100%;
    cursor: pointer;
}

.help-resource-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.popular-articles-list .list-group-item {
    border: none;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-light);
    transition: all 0.3s ease;
    text-decoration: none;
    color: var(--text-primary);
}

.popular-articles-list .list-group-item:hover {
    background: var(--bg-secondary);
    border-radius: 8px;
    transform: translateX(5px);
}

.popular-articles-list .list-group-item:last-child {
    border-bottom: none;
}

.help-search-input {
    border-radius: 50px 0 0 50px;
}

#noResultsMessage {
    animation: fadeInUp 0.5s ease;
}

@media (max-width: 768px) {
    .help-sidebar {
        position: static;
        top: auto;
        margin-bottom: 1rem;
    }

    .help-resource-grid {
        grid-template-columns: 1fr;
    }

    .help-section-header {
        margin-bottom: 1.25rem;
    }
}

@media (max-width: 400px) {
    .help-sidebar .nav-link {
        padding: 0.65rem 0.8rem;
        font-size: 0.9rem;
    }

    .popular-articles-list .list-group-item {
        padding: 0.75rem 1rem;
    }
}