h1 {
    color: #ffffff;
    padding: 20px 40px;
    text-align: center;
}

#page {
    display: flex;
    background: #fff;
    animation: fadeInUp 1s ease-out;
    margin: 40px auto;
    max-width: 750px;
    border-radius: 16px;
}

.sidebar {
    width: 270px;
    border-radius: 16px;
    background: #fafafa;
    border-right: 1px solid #eee;
    padding: 24px 16px;
}

.sidebar button {
    all: unset;
    font-size: 16px;
    padding: 10px 16px;
    width: 100%;
    display: block;
    margin-bottom: 8px;
    border-radius: 12px;
    cursor: pointer;
    color: #444;
    transition: background 0.2s, color 0.2s;
}

.sidebar button:hover {
    background: #e0e0e0;
}

.sidebar button.active {
    background: #222;
    color: #fff;
    font-weight: 600;
}

.main-content {
    flex: 1;
    padding: 40px;
    overflow-y: auto;
}

.subsection {
    margin-bottom: 40px;
}

.subsection h3 {
    margin-bottom: 16px;
    font-size: 20px;
    border-bottom: 2px solid #ddd;
    padding-bottom: 6px;
    font-weight: 500;
}

.subsection h5 {
    border-bottom: 1px solid #ddd;
    padding-bottom: 12px;
}

.service-info {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    font-size: 12px;
    font-weight: 600;
    border-bottom: 1px solid #eee;
}

@media (max-width: 768px) {
    #page {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        display: flex;
        overflow-x: auto;
        white-space: nowrap;
        border-right: none;
        border-bottom: 1px solid #eee;
    }

    .sidebar button {
        display: inline-block;
        width: auto;
        margin-right: 12px;
        padding: 10px 20px;
    }

    .main-content {
        padding: 24px;
    }
}