/* SIDEBAR */
.sidebar {
    border-left: 1px solid var(--e-global-color-6606447);
    position: sticky;
    top: 90px;
}

.sidebar-card {
    background: #fff;
    border: 1px solid var(--e-global-color-6606447);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    position: sticky;
    top: 72px;
}

.sidebar-card h3 {
    font-size: 15px !important;
    font-weight: 700;
    margin-bottom: 16px;
}

.sidebar-toc a {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 7px 0;
    border-bottom: 1px solid var(--e-global-color-6606447);
    text-decoration: none;
    font-size: 12.5px;
    color: var(--ink-light);
    line-height: 1.4;
    transition: color 0.15s;
}

.sidebar-toc a:last-child {
    border-bottom: none;
}

.sidebar-toc a:hover {
    color: var(--e-global-color-d49ac81);
}

.toc-num {
    font-size: 10px;
    font-weight: 700;
    color: var(--e-global-color-d49ac81);
    background: var(--orange-light);
    width: 18px;
    height: 18px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
}

.sidebar-tip {
    background: var(--orange-light);
    border-left: 3px solid var(--e-global-color-d49ac81);
    border-radius: 0 8px 8px 0;
    padding: 16px;
    margin-top: 24px;
}

.sidebar-tip-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--e-global-color-d49ac81);
    margin-bottom: 6px;
}

.sidebar-tip p {
    font-size: 12.5px;
    line-height: 1.5;
}