.l-col-fil {
    padding: clamp(2rem, 3vw, 3.2rem);
}

.l-col-fil-row {
    min-width: 0;
    padding: 0;
    margin: 0;
    border: 0;
}

.l-col-fil-row+.l-col-fil-row {
    margin-top: var(--size-column);
}

.l-col-fil-head {
    display: flex;
    align-items: center;
    flex-direction: row;
    gap: var(--size-01);
    margin-bottom: var(--size-015);
}

.l-col-fil-head::before {
    content: "";
    display: block;
    background-image: url(/common/assets/img/search.svg);
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    width: 1.2em;
    height: 1.2em;
}

.l-col-fil-options {
    display: flex;
    flex-wrap: wrap;
    gap: var(--size-015) var(--size-03);
    min-width: 0;
}

.l-col-fil-label {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    line-height: 1.6;
    cursor: pointer;
}

.l-col-fil-label input {
    width: 1.6rem;
    height: 1.6rem;
    margin: 0;
    accent-color: var(--color-black);
    cursor: pointer;
}

#sec-column-list {
    padding-block: clamp(3.2rem, 5vw, 6.4rem);
    background: #fff;
}

.l-col-li-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
}

.l-col-result-count {
    flex: 0 0 auto;
    color: var(--color-gray-500);
}

.l-col-card-img {
    display: block;
    width: 100%;
    overflow: hidden;
    aspect-ratio: 1200 / 630;
    margin: 0 0 var(--size-015);
    border-radius: 0.6rem;
    box-shadow: var(--frame-shadow);
}

.l-col-card-img img {
    object-fit: cover;
    transition: transform 0.3s ease;
}

@media (any-hover: hover) {
    a:hover .l-col-card-img img {
        transform: scale(1.1);
    }
}

.l-col-card-body {
    display: flex;
    flex: 1;
    gap: var(--size-015);
    flex-direction: column;
}

.l-col-card-sub {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}

.l-col-cat a {
    display: inline-block;
    text-decoration: none;
    line-height: 1.6;
    padding: 0 var(--size-02);
    border: 1px solid var(--color-primary-500);
    border-radius: 500rem;
    transition: all .3s ease;
}

@media (any-hover: hover) {
    .l-col-cat a:hover {
        color: var(--color-primary-500) !important;
        background-color: var(--color-white) !important;
    }
}

.l-col-tag {
    display: flex;
    flex-wrap: wrap;
    column-gap: var(--size-025);
    row-gap: var(--size-005);
}

.l-col-tag-item a {
    line-height: 1.6;
}

.l-col-tag-item a::before {
    content: "#";
}


@media (any-hover: hover) {
    .l-col-card-ttl a {
        transition: color .3s ease;
    }

    .l-col-card-ttl a:hover {
        color: var(--color-primary-500);
    }
}

@media (any-hover: hover) {
    .l-col-tag-item a:hover {
        text-decoration: underline;
    }
}

.l-col-empty {
    padding: 4rem 2rem;
    margin: 0;
    text-align: center;
    border-radius: 0.8rem;
}

@media (max-width: 1024px) {

    #column-page .c-col.u-col-02-tb>.c-col-box,
    #column-detail-page .c-col.u-col-02-tb>.c-col-box {
        flex: 0 0 calc((100% - var(--size-column)) / 2);
        max-width: calc((100% - var(--size-column)) / 2);
    }
}

@media (max-width: 520px) {
    .l-col-fil {
        padding: var(--size-025) var(--size-02);
    }

    .l-col-fil-label {
        align-items: flex-start;
    }

    .l-col-fil-label input {
        margin-top: 0.3rem;
    }

    #column-page .c-col.u-col-01-sp>.c-col-box,
    #column-detail-page .c-col.u-col-01-sp>.c-col-box {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {

    .l-col-card-img img {
        transition: none;
    }
}

.l-col-fil-btn {
    display: flex;
    justify-content: flex-end;
    margin-top: var(--size-02);
}

.l-col-fil-reset {
    padding: 0;
    font: inherit;
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 0.2em;
    background: none;
    border: 0;
    cursor: pointer;
}

@media (any-hover: hover) {
    .l-col-fil-reset:hover {
        text-decoration: none;
    }
}


.l-col-page {
    margin-top: var(--size-04);
}

.l-col-page-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--size-01);
}

.l-col-page-list a,
.l-col-page-list span {
    display: grid;
    place-items: center;
    min-width: 3.6rem;
    min-height: 3.6rem;
    padding-inline: var(--size-01);
    text-decoration: none;
    border: 1px solid var(--color-gray-300);
    border-radius: 50rem;
}

.l-col-page-list [aria-current="page"] {
    color: var(--color-white);
    background: var(--color-primary-500);
    border-color: var(--color-primary-500);
}

.l-col-page-prev a,
.l-col-page-next a {
    padding-inline: var(--size-02);
}


#sec-recommend {
    padding-top: 0;
}


/* ========================================
    COLUMN DETAIL
======================================== */
#column-detail-page .u-fs-h3 {
    font-size: var(--font-size-h4) !important;
}

#column-detail-page .u-m-h3 {
    margin-top: var(--size-06);
    margin-bottom: var(--size-02);
}

#column-detail-page .u-fs-h4 {
    font-size: var(--font-size-h5) !important;
}

#column-detail-page .u-m-h4 {
    margin-top: var(--size-05);
    margin-bottom: var(--size-02);
}

#column-detail-page .u-fs-h5 {
    font-size: var(--font-size-xl) !important;
}

#column-detail-page .u-m-h5 {
    margin-top: var(--size-04);
    margin-bottom: var(--size-02);
}

#column-detail-page .l-col-dtl-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(22rem, 28rem);
    column-gap: clamp(4rem, 6vw, 8rem);
    row-gap: var(--size-08);
    align-items: start;
    padding-block: clamp(4rem, 6vw, 8rem);
}

#column-detail-page .l-col-dtl-main,
#column-detail-page .l-col-dtl-side {
    min-width: 0;
}

#column-detail-page h1.l-art-ttl {
    line-height: 1.6 !important;
}


#column-detail-page .l-col-dtl-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--size-02);
}

#column-detail-page .l-col-dtl-date {
    display: flex;
    flex-wrap: wrap;
    gap: var(--size-02);
}

#column-detail-page .l-col-share-head {
    display: flex;
    align-items: center;
    gap: var(--size-02);
    flex: 0 0 auto;
}

#column-detail-page .l-col-share-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--size-02);
}

#column-detail-page .l-col-share-btn {
    display: block;
    border-radius: 50%;
    overflow: hidden;
    transition: opacity .3s ease;
}

@media (any-hover: hover) {
    #column-detail-page .l-col-share-btn:hover {
        opacity: .6;
    }
}

#column-detail-page .l-col-share-head .l-col-share-btn {
    width: var(--size-04);
    height: var(--size-04);
}

#column-detail-page .l-col-dtl-mv {
    display: block;
    overflow: hidden;
    border-radius: 0.8rem;
    margin: 0 auto;
    box-shadow: var(--frame-shadow);
}

#column-detail-page .l-col-dtl-summary,
#column-detail-page .l-col-dtl-toc {
    padding: clamp(2rem, 3vw, 3.2rem);
    border-radius: 0.8rem;
}

#column-detail-page .l-col-dtl-body .c-sec {
    padding-top: clamp(var(--size-03), 3vw, var(--size-06));
    padding-bottom: clamp(var(--size-03), 3vw, var(--size-06));
}

#column-detail-page .l-col-dtl-body {
    counter-reset: h2-num;
}

#column-detail-page .p-dl-colon:not(:last-child) {
    margin-bottom: var(--size-03);
}

#column-detail-page .l-col-share-foot {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--size-03);
}

#column-detail-page .l-col-share-foot .l-col-share-list {
    gap: var(--size-03);
}

#column-detail-page .l-col-share-foot .l-col-share-btn {
    width: var(--size-06);
    height: var(--size-06);
}

#column-detail-page .l-col-dtl-service a {
    display: block;
    position: relative;
    padding: clamp(2rem, 3vw, 3.2rem) clamp(2.4rem, 4vw, 4rem);
    border: 2px solid var(--color-primary-500);
    border-radius: 0.8rem;
}

#column-detail-page .l-service-inner {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--size-03);
}

#column-detail-page .l-service-ttl {
    position: absolute;
    border: 2px solid var(--color-primary-500);
    border-radius: 500rem;
    padding: 0 var(--size-04);
    transform: translateY(-50%);
    top: 0;
}

#column-detail-page .l-service-txt h3 {
    margin-bottom: var(--size-02);
    width: fit-content;
    background-image: linear-gradient(var(--color-primary-500), var(--color-primary-500));
    background-repeat: no-repeat;
    background-position: left bottom;
    background-size: 0% 2px;
    transition: background-size 0.5s ease, color 0.5s ease;
}

@media (any-hover: hover) {
    #column-detail-page .l-col-dtl-service a:hover .l-service-txt h3 {
        color: var(--color-primary-500);
        background-size: 100% 2px;
    }
}

#column-detail-page .l-col-dtl-service a:focus-visible .l-service-txt h3 {
    background-size: 100% 2px;
}

#column-detail-page .l-col-dtl-author {
    padding-top: clamp(3.2rem, 4vw, 4.8rem);
}

#column-detail-page .l-col-dtl-author-inner {
    display: flex;
    gap: var(--size-02);
    align-items: center;
    margin-top: var(--size-02);
}

#column-detail-page .l-col-dtl-author-img {
    flex: 0 0 8rem;
    border-radius: 50%;
    overflow: hidden;
}

#column-detail-page .l-col-dtl-author-img img {
    width: 8rem;
    height: 8rem;
    object-fit: cover;
    border-radius: 50%;
}

#column-detail-page .l-col-dtl-side {
    padding: var(--size-025);
    background: var(--color-gray-50);
    border-radius: 0.8rem;
}

#column-detail-page .c-acd.u-m-cp {
    margin-top: var(--size-03);
}

#column-detail-page .l-col-dtl-side .c-acd.u-acd-square .c-acd-ttl button {
    padding: 0;
}

#column-detail-page .l-col-dtl-side .c-acd.u-acd-arrow .c-acd-ttl button::after {
    display: block;
    background: transparent;
    mask-image: none;
    border-right: 2px solid var(--color-primary-500);
    border-bottom: 2px solid var(--color-primary-500);
    width: .6em;
    height: .6em;
}

#column-detail-page .l-col-dtl-side .c-acd .c-acd-ttl button::after {
    right: 0.5em;
}

#column-detail-page .l-col-dtl-side .c-acd-ttl button[aria-expanded="false"]::after {
    transform: translateY(-50%) rotate(45deg);
    top: 40%;
}

#column-detail-page .l-col-dtl-side .c-acd-ttl button[aria-expanded="true"]::after {
    transform: translateY(-50%) rotate(225deg);
    top: 60%;
}

#column-detail-page .l-col-dtl-side .c-acd.u-acd-square .c-acd-cnt .c-acd-dtl,
#column-detail-page .l-col-dtl-side .c-acd .c-acd-cnt .c-acd-dtl {
    padding: 0;
}

#column-detail-page .l-col-dtl-side li a {
    display: block;
    position: relative;
    padding: var(--size-01);
    border-bottom: 1px solid var(--color-gray-200);
    transition: all 0.3s ease;
}

#column-detail-page .l-col-dtl-side li a::after {
    content: "";
    display: block;
    border-right: 2px solid var(--color-gray-200);
    border-bottom: 2px solid var(--color-gray-200);
    width: .5em;
    height: .5em;
    position: absolute;
    transform: translateY(-50%) rotate(-45deg);
    top: 50%;
    right: 0.5em;
    transition-duration: .3s;
}

@media (any-hover: hover) {
    #column-detail-page .l-col-dtl-side li a:hover {
        background-color: var(--color-primary-200);
    }
}

@media (max-width: 1024px) {
    #column-detail-page .l-col-dtl-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 520px) {
    #column-detail-page .l-col-dtl-meta {
        flex-direction: column;
        align-items: flex-start;
    }

    #column-detail-page .l-col-share-head {
        margin-top: var(--size-01);
    }

    #column-detail-page .l-col-dtl-author-inner {
        align-items: flex-start;
    }

    #column-detail-page .l-service-inner {
        grid-template-columns: 1fr;
    }
}


/* ========================================
    REDUCED MOTION
======================================== */

@media (prefers-reduced-motion: reduce) {
    #column-detail-page .l-col-share-btn {
        transition: none;
    }
}