.auto-toc {
    background-color: #f1f3f5;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 16px;	
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
}

.auto-toc__title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    cursor: pointer;
    padding: 0;
    margin: 0;
    font-size: 24px;
    font-weight: 700;
    color: #1e293b;
    user-select: none;
}

.auto-toc__toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: 0;
    padding: 0;
    cursor: pointer;
}

.auto-toc__toggle svg {
    transform: scale(50%);
    transition: transform .25s ease;
}

.auto-toc__content {
    display: none;
    padding-top: 16px;
}

.auto-toc._open .auto-toc__content {
    display: block;
}

.auto-toc._open .auto-toc__toggle svg {
    transform: rotate(180deg) scale(50%);
}

.auto-toc__content ol, 
.auto-toc__content ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px 24px;
    list-style-type: none;
    padding-left: 0;
    margin: 0;
}

@media (max-width: 768px) {
    .auto-toc__content ol, 
    .auto-toc__content ul {
        grid-template-columns: 1fr;
    }
}

.auto-toc__content li {
    font-size: 16px;
    line-height: 1.4;
    position: relative;
    padding-left: 24px;
    margin: 0;
}

.auto-toc__content li::before {
    content: "•";
    color: #64748b;
    font-weight: bold;
    font-size: 18px;
    position: absolute;
    left: 8px;
    top: -1px;
}

.auto-toc__content a {
    color: #334155;
    text-decoration: none;
    transition: color 0.2s ease;
}

.auto-toc__content a:hover {
    color: #2563eb;
    text-decoration: underline;
}

.auto-toc__content li li {
    padding-left: 20px;
    font-size: 14px;
    grid-column: span 2;
    margin-top: 4px;
}

@media (max-width: 768px) {
    .auto-toc__content li li {
        grid-column: span 1;
    }
}

.auto-toc__content li li::before {
    content: "–";
    font-size: 14px;
    top: 0;
}