.archive-header {
    padding-bottom: var(--sp-l);
}

.archive-header h1 {
    font-size:var(--fs-el);
    line-height:1em;
    color: var(--white);
    font-weight: 900;
    user-select: none;
}

/* 置顶文章 */
.sticky-posts article {
    padding: var(--sp-l) 0;
}
.sticky-posts article:nth-child(1) {
    border-bottom: 1px solid var(--txt-sec);
}
.sticky-posts article:last-child {
    border-bottom: none;
}
.sticky-posts .practices {
    font-size: var(--fs-m);
    line-height: 1em;
    text-transform: uppercase;
    color: var(--pc);
    font-weight: 900;
    display: inline-block;
    margin-right: var(--sp-es);
}
.sticky-posts .entry-title {
    color: var(--txt);
    font-weight: 700;
    line-height: 1.5em;
    font-size:var(--fs-l);
    margin-top: var(--sp-es);
}
.sticky-posts .post-title {
    display: block;
}
.sticky-posts .post-title:hover {
    text-decoration: none;
}
.sticky-posts .entry-content {
    font-size:var(--fs-r);
    color: var(--txt-sec);
    line-height: 1.5em;
    margin-top: var(--sp-es);
}
.sticky-posts .post-date {
    font-size: var(--fs-m);
    color: var(--pc);
    margin-top: var(--sp-s);
}

/* 选择栏 */
.post-filter {
    background-color: #e5e5e5;
    position: relative;
    width: 100%;
    transition: background-color .3s;
    --TB: var(--txt);
}
.post-filter.fixed {
    position: fixed;
    top: 0;
    z-index: 999;
    background-color: var(--pc);
    transition: all .3s;
    --TB: var(--white);
}
.post-filter.fixed .filter-search input {
    border-bottom: none;
}
.post-filter.fixed .filter-search input::placeholder {
    color: rgba(255,255,255,0.6);
}
.post-filter.fixed .filter-container {
    padding: calc(var(--sp-es) / 2) 0;
    transition: padding .3s;
}
.post-filter option {
    color: #333;
}

#filter-loading {
    position: absolute;
    display: none;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 999;
    background: var(--pc);
}
#filter-loading > div {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}
#filter-loading svg {
    width: 1em;
    height: 1em;
    animation: rotate 2s infinite linear;
    fill: var(--white);
    margin-left: var(--sp-s);
}
.filter-container {
    display:flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--sp-es) 0;
}
.filter-parameter {
    display: flex;
    line-height: 1em;
    align-items: inherit;
    font-size: var(--fs-m);
    color: var(--TB);
}
.filter-parameter label {
    position: absolute;
    top: -10000em;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}
.filter-parameter > div {
    position: relative;
}
.filter-parameter > div:before,
.filter-parameter > div:after {
    content: '';
    position: absolute;
    top: 50%;
    width: 10px;
    height: 1px;
    background: var(--TB);
    pointer-events: none;
}
.filter-parameter > div:before {
    transform: rotate(135deg);
    right: 0;
}
.filter-parameter > div:after {
    transform: rotate(45deg);
    right: 7px;
}
.filter-parameter select {
    font-size: inherit;
    border: none;
    background: none;
    outline: none;
    margin-left: var(--sp-es);
    color: var(--TB);
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    padding: 0 24px 0 0;
    max-width: calc(var(--fs-el) * 3);
}
.filter-parameter select:not(:disabled) {
    cursor: pointer;
}
.filter-parameter select#practice {
    margin-left: var(--sp-l);
}
.clear-filter {
    margin-left: var(--sp-l);
    cursor: pointer;
    border: 1px solid var(--pc);
    color: var(--pc);
    padding: 4px 10px;
    transition: all .3s;
    background: var(--pc);
    color: var(--white);
    font-size: 14px;
    display: none;
}
.clear-filter:hover {
    background: #003fbe;
    border-color: #e5e5e5;
}
.filter-search {
    position: relative;
}
.filter-search input {
    outline: none;
    border: none;
    background: none;
    border-bottom: 1px solid var(--txt);
    font-size: var(--fs-s);
    padding: 6px 40px 6px 0;
    min-width: 228px;
    color: var(--TB);
}
.filter-search .submit-search {
    position: absolute;
    right: 0;
    width: 26px;
    top: 50%;
    transform: translateY(-55%);
    cursor: pointer;
}
.filter-search .submit-search svg {
    display: block;
    width: 100%;
    fill: var(--TB)
}

.posts-list {
    transition: opacity .3s;
}

.news-month {
    display: flex;
    position: relative;
    padding: var(--sp-l) 0;
}
.news-month:nth-child(even):after {
    content: '';
    position: absolute;
    left: -100vw;
    top: 0;
    width: 200vw;
    height: 100%;
    background: #EEECEC;
    z-index: -1;
}
.month-title {
    font-size: var(--fs-ml);
    width: 20%;
    line-height: 1em;
    align-self: self-start;
    position: sticky;
    top: 120px;
    display: flex;
    flex-direction: column;
    padding-bottom: var(--sp-s);
    grid-row-gap: 6px;
}
.month-title:after {
    content: '';
    width: 28px;
    height: 1px;
    background: #000;
    position: absolute;
    bottom: 0;
}
.month-post-box {
    width: 80%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: 1fr;
    grid-column-gap: var(--sp-s);
    grid-row-gap: var(--sp-s);
}
.month-post-box .post-item {
    position: relative;
    border: 1px solid var(--pc);
    padding: var(--sp-s);
    aspect-ratio: 144/175;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: background .3s;
}
@media screen and (min-width: 768px) {
    .month-post-box .post-item:nth-child(5n - 1) {
        grid-column: span 2;
        aspect-ratio: 302/175;
        background-color: #0339a6;
        --pc: #fff;
        --txt: #fff;
        border-color: #0339a6;
        background-size: calc(100% + 2px) !important;
        background-position: center !important;
        background-repeat: no-repeat !important;
    }
    .month-post-box .post-item:nth-child(5n - 1):hover {
        background-size: 110% !important;
    }
}
.month-post-box .post-item:hover {
    background: #0339a6;
    --pc: #fff;
}
.month-post-box .post-item:hover .entry-title {
    color: var(--pc);
}
.month-post-box .post-item:hover .post-date svg {
    fill: var(--white);
}

.month-post-box .post-link,
.month-post-box .post-link a {
    position: absolute;
    display: block;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
}
.month-post-box .post-practice {
    position: relative;
    z-index: 3;
    min-height: calc(1.4em + var(--sp-s));
    line-height: 1.2em;
    word-break: break-all;
    color: var(--pc);
}
.month-post-box .practices {
    font-size: var(--fs-s);
    text-transform: uppercase;
    font-weight: 700;
    transition: color .3s;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.month-post-box .entry-title {
    font-weight: 700;
    font-size: var(--fs-m);
    line-height: 1.5em;
    color: var(--txt);
    transition: color .3s;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
}
.month-post-box .post-date {
    font-size: var(--fs-s);
    color: var(--pc);
    transition: color .3s;
    display: flex;
    justify-content: space-between;
    align-items: end;
}
.month-post-box .post-date svg {
    width: var(--fs-m);
    height: var(--fs-m);
    display: block;
    fill: transparent
}
.month-post-box .more-post {
    background: none;
    border: 1px solid var(--pc);
    min-width: calc(var(--fs-m) * 6);
    font-size: var(--fs-m);
    padding: var(--sp-es);
    color: var(--pc);
    position: relative;
    text-transform: uppercase;
    transition: all .3s;
    cursor: pointer;
    line-height: 1em;
}
.month-post-box .more-post:hover {
    background: var(--pc);
    color: var(--white);
}
.month-post-box .more-post.loading svg {
    width: 1em;
    height: 1em;
    animation: rotate 2s infinite linear;
    fill: var(--pc);
    display: block;
}
.month-post-box .more-post.loading:hover svg {
    fill: var(--white);
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@media screen and (max-width: 1024px) {
    .news-month {
        flex-direction: column;
    }
    .month-title {
        flex-direction: row;
        position: relative;
        top: 0;
        margin-bottom: var(--sp-s);
        width: 100%;
    }
    .month-title > span {
        margin-right: 10px;
    }

    .filter-search input {
        min-width: 160px;
    }
    .filter-parameter select#practice {
        margin-left: var(--sp-s);
    }
    .month-post-box {
        width: 100%;
    }
    .filter-search .submit-search {
        width: 20px;
    }
}

@media screen and (max-width: 767px) {
    .post-filter {
        background-color: unset;
    }
    .filter-container {
        flex-direction: column;
    }
    .filter-parameter {
        flex-wrap: wrap;
        width: 100%;
        row-gap: 8px;
        column-gap: 8px;
    }
    .filter-parameter > span {
        display: none;
    }
    .filter-parameter > div:nth-of-type(1),
    .filter-parameter > div:nth-of-type(2) {
        width: calc(50% - 4px);
    }
    .filter-parameter > div:nth-of-type(3) {
        width: 100%;
    }
    .filter-parameter > div select {
        width: 100%;
        padding: 8px;
        margin: 0 !important;
        background: rgba(0,0,0,0.102);
        max-width: unset;
    }
    .filter-search {
        width: 100%;
        margin-top: 8px;
    }
    .filter-search input {
        width: 100%;
        border-bottom: none;
        background-color: rgba(0,0,0,0.102);
        padding: 10px;
    }
    .filter-search .submit-search {
        right: 10px;
    }
    .filter-parameter > div:before {
        right: 8px;
    }
    .filter-parameter > div:after {
        right: 15px;
    }
    .post-filter.fixed {
        transform: translateY(-100%);
    }
    .post-filter.fixed:hover {
        transform: translateY(0%);
    }
    .post-filter.fixed:after {
        content: '';
        position: absolute;
        bottom: 0;
        right: 20px;
        width: 20px;
        height: 30px;
        background: inherit;
        transform: translate(0%, 100%);
        clip-path: polygon(0% 0%, 100% 0%, 100% 75%, 50% 100%, 0% 75%); /* 剪切路径 */
        transition: all .3s;
        box-shadow: -2px -2px 3px #193877 inset, 2px 2px 3px #6388d4 inset;
    }
    .post-filter.fixed:hover:after {
        opacity: 0;
    }

    .clear-filter {
        margin-left: auto;
    }

    .month-post-box {
        grid-template-columns: repeat(2, 1fr);
    }

    .month-post-box .more-post {
        grid-column: span 2;
        text-align: center;
    }

    .month-post-box .post-item:nth-child(5n - 2) {
        grid-column: span 2;
        aspect-ratio: 302/175;
        background-color: #0339a6;
        --pc: #fff;
        --txt: #fff;
        border-color: transparent;
        background-size: 100% !important;
        background-position: center !important;
        background-repeat: no-repeat !important;
    }
    .month-post-box .post-item:nth-child(5n - 2):hover {
        background-size: 110% !important;
    }

}