.post-content {
    padding-top: 40px;
    display: flex;
    gap: 30px;
    margin-bottom: 90px;
}

.post-content .post-main {
    flex-basis: 68%;
}

.post-content .post-details {
    color: #1E1E1E;
}

.post-content .post-sider {
    flex-basis: 32%;
}

/* #region Post Details Style */
.post-details {
    --post-element-spacing: 30px;
}

.post-details h2 {
    color: var(--color-primary);
    font-size: 2.25rem;
    font-weight: 600;
    line-height: normal;
    margin-bottom: var(--post-element-spacing);
}

.post-details img {
    margin-bottom: var(--post-element-spacing);
}

.post-details time {
    font-size: 0.75rem;
    font-weight: 700;
    line-height: normal;
    margin-bottom: var(--post-element-spacing);
    display: block;
}

.post-details p {
    text-align: justify;
    font-size: 0.938rem;
    font-style: normal;
    font-weight: 400;
    line-height: 1.563rem;
    margin-bottom: var(--post-element-spacing);
}

.post-details h3:not(.toc__title) {
    font-size: 2.375rem;
    font-weight: 700;
    line-height: 2.813rem;
    margin-bottom: var(--post-element-spacing);
    text-wrap: wrap;
}

.post-details .post__details-toc {
    margin-bottom: var(--post-element-spacing);
    display: flex;
    padding: 20px 0px;
    flex-direction: column;
    align-items: flex-start;
    gap: 0px;
    background-color: var(--color-grey);
    width: fit-content;
    min-width: 480px;
    position: relative;
    transition: all 0.3s linear;
}

.post__details-toc .toc__title {
    padding: 2.5px 24px;
    width: 100%;
    color: var(--color-primary);
    font-size: 1.125rem;
    font-weight: 600;
    line-height: normal;
    margin-bottom: 0px;
    position: relative;
}

.post__details-toc .toc__expand {
    position: absolute;
    width: 18px;
    height: 18px;
    object-fit: contain;
    filter: brightness(0) saturate(100%) invert(10%) sepia(91%) saturate(3809%) hue-rotate(341deg) brightness(107%) contrast(97%);
    top: 50%;
    transform: translateY(-50%);
    right: 24px;
    cursor: pointer;
    margin: 0px;
}

.post__details-toc.expanded .toc__expand {
    display: none;
}

.post__details-toc:not(.expanded) .toc__collapse {
    display: none;
}

.post__details-toc .toc__collapse {
    position: absolute;
    width: 18px;
    height: 18px;
    object-fit: contain;
    filter: brightness(0) saturate(100%) invert(10%) sepia(91%) saturate(3809%) hue-rotate(341deg) brightness(107%) contrast(97%);
    top: 50%;
    transform: translateY(-50%);
    right: 24px;
    cursor: pointer;
    margin: 0px;
}

.post__details-toc .toc__main {
    max-height: 0px;
    transform-origin: top;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0, 1, 0, 1);
}

.post__details-toc.expanded {
    gap: 12px;
}

.post__details-toc.expanded .toc__main {
    max-height: 10000px;
    transition: max-height 1s linear;
}

.post__details-toc .toc__main .toc__heading {
    width: 100%;
    padding: 12px 24px;
    color: var(--color-body);
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.813rem;
    transition: all 0.2s ease-in-out;
}

.post__details-toc .toc__main .toc__heading:hover {
    box-shadow: inset 6px 0 0 var(--color-primary);
    -webkit-box-shadow: inset 6px 0 0 var(--color-primary);
    -moz-box-shadow: inset 6px 0 0 var(--color-primary);
    color: #1E1E1E;
}

.post-main .related-posts {
    padding: 12px;
    background-color: var(--color-white);
}

.post__item--row {
    display: flex;
    gap: 12px;
    border-bottom: 1px solid var(--color-highlight);
    margin-bottom: 12px;
    padding-bottom: 12px;
}

.post__item--row:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.post__item--row .post__item-thumbnail {
    max-width: 153px;
    flex-shrink: 0;
}

.post__item--row .post__item-thumbnail img {
    height: 100%;
    object-fit: cover;
}

.post__item--row .post__item-title {
    font-weight: 600;
    font-size: 1rem;
    line-height: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.post__item--row .post__item-description {
    color: var(--color-article-body);
    font-size: 0.75rem;
    font-weight: 400;
    line-height: 1.125rem
}

/* #endregion Post Details Style */

/* sider */
.sider__view-all {
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 12px;
    background-color: var(--color-highlight);
    color: var(--color-white);
    font-size: 20px;
    font-weight: 700;
    line-height: normal;
    margin-bottom: 44px;
    transition: background-color 0.2s ease-in-out;
    cursor: pointer;
}

.sider__view-all:hover {
    background-color: var(--color-primary);
}

.sider__view-all img {
    width: auto;
    object-fit: contain;
    filter: brightness(0) saturate(100%) invert(99%) sepia(4%) saturate(340%) hue-rotate(327deg) brightness(114%) contrast(100%);
}

.post-sider .sider__form-register {
    border-radius: 12px;
    background: #FFF;
    box-shadow: 8px 8px 22px 0px rgba(0, 0, 0, 0.25);
    -webkit-box-shadow: 8px 8px 22px 0px rgba(0, 0, 0, 0.25);
    display: flex;
    width: 100%;
    padding: 24px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-bottom: 44px;
    position: sticky;
    top: 110px;
    bottom: 0;
}

.post-sider > *:last-child {
    margin-bottom: 0;
}

.post-sider .sider__form-register .form-register__title {
    color: var(--color-primary);
    text-align: center;
    font-size: 1.375rem;
    font-weight: 700;
    line-height: 1.375rem;
    /* 100% */
}

.sider__form-register .btn-action--submit {
    display: flex;
    height: 40px;
    padding: 12px 24px;
    justify-content: center;
    border-radius: 3px;
    background: var(--color-primary);
    color: var(--color-white);
    text-align: center;
    font-size: 0.938rem;
    line-height: 0.938rem;
    font-weight: 400;
    width: fit-content;
    margin: 0 auto;
}

.sider__form-register .btn-action--submit:hover {
    transform: scaleY(1);
    background-color: var(--color-highlight);
}

.sider__form-register .form-register__main {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
}

.sider__form-register .form-register__main input,
.sider__form-register .form-register__main select,
.sider__form-register .form-register__main textarea {
    color: #1F2124;
    font-size: 0.938rem;
    line-height: 1.313rem;
    resize: none;
    box-shadow: inset 0px 0px 0px 1px #69727D;
    border-radius: 3px;
}

.form-register__main .register-form__calendar {
    position: relative;
}

.calendar-icon {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    background: url("../img/icons/bx_calendar.svg") no-repeat center;
    background-size: contain;
    pointer-events: none;
}

.post-sider .sider__related-posts {
    display: flex;
    flex-direction: column;
    gap: 44px;
}

.posts-latest .section-title {
    color: #1E1E1E;
    text-align: center;
    font-size: 2.5rem;
    font-weight: 600;
    line-height: 2.813rem;
    margin-bottom: 40px;
}

.posts-latest .posts__slider-outer {
    position: relative;
    padding-bottom: 61px;
    --swiper-pagination-bottom: 0px;
}

.posts-latest .sider__view-all {
    display: none;
}

@media only screen and (max-width: 36em) {
    .post-content {
        flex-direction: column;
        margin-bottom: 30px;
    }

    .post-content .post-sider {
        display: flex;
        flex-direction: column-reverse;
    }

    .post-sider .sider__form-register {
        margin-bottom: 0;
    }

    .post-content .post-sider .sider__related-posts,
    .post-content .post-sider .sider__view-all {
        display: none;
    }

    .posts-latest .posts__slider-outer {
        padding-bottom: 51px;
        margin-bottom: 30px;
    }

    .posts-latest .sider__view-all {
        display: flex;
        margin-bottom: 0;
    }

    .posts-latest .section-title {
        color: #1E1E1E;
        font-size: 1.5rem;
        line-height: 2.813rem;
    }

    /* #region Post Details Style */
    .post-details {
        --post-element-spacing: 24px;
    }

    .post-details .post__details-toc {
        width: 100%;
        min-width: auto;
        font-size: 1rem;
        padding: 12px 0px;
    }

    .post__details-toc .toc__main .toc__heading {
        font-size: inherit;
        padding: 8px 14px;
    }

    .post__details-toc .toc__main .toc__heading:hover {
        box-shadow: inset 4px 0 0 var(--color-primary);
        -webkit-box-shadow: inset 4px 0 0 var(--color-primary);
        -moz-box-shadow: inset 4px 0 0 var(--color-primary);
    }

    .post-details h2 {
        font-size: 1.375rem;
        margin-bottom: var(--post-element-spacing);
    }

    .post-details img {
        margin-bottom: var(--post-element-spacing);
    }

    .post-details time {
        font-size: 0.75rem;
        margin-bottom: var(--post-element-spacing);
    }

    .post-details p {
        font-size: 0.875rem;
        line-height: 1.5rem;
        margin-bottom: var(--post-element-spacing);
    }

    .post-details h3:not(.toc__title) {
        font-size: 1.375rem;
        line-height: 1.75rem;
        margin-bottom: var(--post-element-spacing);
    }

    .post-details .post__details-toc {
        margin-bottom: var(--post-element-spacing);
    }

    .post__details-toc .toc__title {
        font-size: 1rem;
    }

    /* #endregion Post Details Style */

}