.toggle-content {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    background: #ffffff;
    padding: 0;
    transition: max-height 0.8s ease, opacity 0.4s ease, padding 0.4s ease;
}

.toggle-content.is-open {
    max-height: 2000px;
    opacity: 1;
    padding: 20px 0;
}

.toggle-wrap {
    display: flex;
    justify-content: center;
    width: 100%;
    margin: 30px 0;
}

.toggle-btn {
    background: linear-gradient(135deg, #1e40af, #2563eb);
    color: #fff;
    border: none;
    padding: 16px 40px;
    font-size: 17px;
    font-weight: 800;
    border-radius: 999px;
    cursor: pointer;
    text-transform: uppercase;
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

.toggle-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(37, 99, 235, 0.45);
    background: linear-gradient(135deg, #1d4ed8, #3b82f6);
}

.toggle-btn:focus {
    outline: 3px solid rgba(37, 99, 235, 0.4);
    outline-offset: 3px;
}

.toc-box {
    background: #f1f5f9;
    border-left: 6px solid #2563eb;
    padding: 20px;
    margin: 20px 0 30px;
    border-radius: 8px;
}

.toc-title {
    font-weight: 800;
    font-size: 19px;
    color: #0f172a;
    margin-bottom: 15px;
}

.main-toc {
    list-style: none;
    padding-left: 5px;
    margin: 0;
}

.main-toc li {
    margin-bottom: 10px;
}

.main-toc a {
    text-decoration: none;
    color: #334155;
    font-weight: 600;
    transition: color 0.2s ease;
}

.main-toc a:hover {
    color: #2563eb;
}

.section-title {
    background: #1e40af;
    color: #fff;
    padding: 14px 20px;
    font-weight: 700;
    font-size: 19px;
    border-radius: 6px;
    margin: 30px 0 15px;
}

.price-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 15px;
    background: #fff;
}

.price-table th {
    background: #334155;
    color: #fff;
    padding: 12px;
    border: 1px solid #e2e8f0;
    text-align: left;
}

.price-table td {
    padding: 12px;
    border: 1px solid #e2e8f0;
    vertical-align: middle;
}

.price-table tr:nth-child(even) {
    background: #f8fafc;
}

.price-table-wrapper {
    width: 100%;
    overflow-x: auto;
}

@media (max-width: 768px) {
    .toggle-btn {
        width: 95%;
        font-size: 15px;
        padding: 14px 25px;
    }

    .section-title {
        font-size: 16px;
    }

    .toc-box {
        border-left-width: 4px;
        padding: 15px;
    }
}