.page-h1 {
    font-size: 28px;
    font-weight: 700;
    margin: 0;
    padding-top: 1rem;
    color: #198754;
}

.group {
    padding: 28px 0;
    border-bottom: 1px solid #eee;
}

.group-title {
    font-size: 22px;
    font-weight: 700;
}

.group-desc {
    font-size: 14px;
    color: #666;
    margin-top: 6px;
    margin-bottom: 14px;
}

.sub-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.sub-item {
    display: block;
    width: 100%;
    padding: 14px 16px;
    border-radius: 8px;
    text-decoration: none;
    color: #222;
    font-size: 16px;
    transition: all 0.15s ease;
}

.sub-item:hover {
    color: #198754;
    background: #f1f3f5;
    transform: translateX(4px);
}

.sub-code {
    color: #999;
    font-size: 13px;
    margin-left: 10px;
}

.sub-wrapper {
    border: 1px solid #eee;
    border-radius: 10px;
    overflow: hidden;
}