/* ===========================================================================================================*/
/* ▼ページヘッダー▼*/
/* ===========================================================================================================*/

.page-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 6rem clamp(1.5rem, 5vw, 6rem);
    background:
        linear-gradient(rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.7)), /* 背景画像の上に半透明の白 */
        url('../img/common/header_bg.jpeg') no-repeat center/cover; /* 背景画像 */
    background-color: #FFF; /* 下地色（万が一画像が表示されない場合用） */
}
.page-title {
    width: 100%;
    max-width: 1200px;
    font-size: clamp(1.25rem, 4vw, 2rem);
    font-weight: 700;
}

/* ===========================================================================================================*/
/* ▼パンくずリスト▼*/
/* ===========================================================================================================*/

.breadcrumb {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    padding: 2rem clamp(1.5rem, 5vw, 6rem);;
}
.breadcrumb ol {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    color: #585858;
}
.breadcrumb li {
    display: flex;
    align-items: center;
}
.breadcrumb li:not(:last-child)::after {
    content: " > ";
    margin: 0 1em;
}

/* ===========================================================================================================*/
/* ▼ページ共通▼*/
/* ===========================================================================================================*/

html {
    scroll-behavior: smooth; 
}
.common p,
.common span,
.common dl{
    font-family: "IBM Plex Sans JP";
    font-size: 1rem;
    line-height: normal;
}
.common img {
    width: 100%;
}
.common section,
#seminar-list {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: clamp(1.5rem, 5vw, 6rem);
    /* padding-top: 4rem; */
    padding-top: clamp(1.5rem, 5vw, 4rem);
}
.common .inner {
    display: flex;
    align-items: flex-start;
    max-width: 1200px;
    width: 100%;
}
.flex {
    display: flex;
}
.flex-column {
    display: flex;
    flex-direction: column;
}
.flex-start {
    align-items: flex-start;
}
.space-between {
    justify-content: space-between;
}
.gap-0 {
    gap: 0 !important;
}
.gap-1_5 {
    gap: 1.5rem;
}
.margin-top-0_5 {
    margin-top: 0.5em;
}
.margin-top-1 {
    margin-top: 1em;
}
.width-100 {
    width: 100%;
}
.margin-0 {
    margin: 0 !important;
}
.font-size-1rem {
    font-size: 1rem !important;
}
.font-size-1_5rem {
    font-size: 1.5rem !important;
}
.text-align-center {
    text-align: center;
}
.common section + section,
.common section + #seminar-list,
.common #seminar-list + section {
    padding-top: 0;
}
.common .button {
    display: flex;
    padding: 1em 2em;
    margin-top: 3rem;
    justify-content: center;
    align-items: center;
    border-radius: 1.75em;
    background: linear-gradient(90deg, #FFA407 0%, #F3C612 100%);
    color: #FFF;
    font-size: 1rem;
    font-weight: 700;
}
.common .link {
    font-size: max(12px ,0.875rem);
    text-decoration: underline;
    color: #5FB760;
}
@media screen and (max-width: 767px) {
    .sp-none {
        display: none;
    }
    .common section {
        padding-bottom: 4rem;
    }
}
/* ===========================================================================================================*/
/* ▼セミナー・講習会▼*/
/* ===========================================================================================================*/

#seminar-open h2 {
    margin-bottom: 1em;
    font-family: "IBM Plex Sans JP";
    font-size: 1.75rem;
    font-size: clamp(1.25rem, 4vw, 1.75rem);
    font-weight: 600;
    line-height: normal;
}
#seminar-open h3 {
    font-family: "IBM Plex Sans JP";
    font-size: 1.25rem;
    font-weight: 600;
    line-height: normal;
}
.seminar-open__card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    border-radius: 0.5rem;
    box-shadow: 0 0 5px 0 rgba(0, 0, 0, 0.10);
    overflow: hidden;
    /* flex: 1; */
}
/* .seminar-open__card:not(:last-child) {
    margin-right: 1.5rem;
} */
.seminar-open__card-inner {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 1.25rem;
    padding-bottom: 1.75rem;
    gap: 0.6125rem;
}
.seminar-open__card-date {
    color: #444;
}
.seminar-category-box {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin-top: 0.75rem;
}
#seminar .category {
    display: flex;
    padding: 0.5em 1em;
    justify-content: center;
    align-items: center;
    font-size: 12px;
    font-weight: 700;
    border-radius: 0.5em;
    border: 0.1em solid #444;
    color: #444;
    background: #FFF;
}
#seminar .category.clicked {
    background: #444;
    color: #FFF;
}
#seminar .category_001 {
    color: #5FB760;
    border: 0.1em solid #5FB760;
}
#seminar .category_001.clicked {
    background: #5FB760;
    color: #FFF;
}
#seminar-search .inner {
    flex-direction: column;
    padding: 1.25rem;
}
#seminar-search h2 {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 130%;
    margin-bottom: 0.5em;
}
#seminar-search .category {
    cursor: pointer;
}
#seminar-list .inner {
    gap: 3rem;
}
.seminar-list__card {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: clamp(2rem, 5vw ,3rem) clamp(1.5rem, 5vw ,3rem);
    gap: 3rem;
    border-radius: 1rem;
    border: 1px solid #F5F5F5;
    background: #FFF;
    box-shadow: 0 0 15px 0 rgba(0, 0, 0, 0.10);
}
.seminar-list__card.not-open .button {
    background: #cccccc;
    pointer-events: none;
}
.seminar-list__card {
    scroll-margin-top: 3rem;
}
.seminar-list__card h2 {
    font-family: "IBM Plex Sans JP";
    font-size: 2rem;
    font-size: clamp(1.5rem, 4vw, 2rem);
    line-height: 130%;
    font-weight: 600;
}
#seminar-list .seminar-category-box {
    margin-top: 1.5rem;
}
.seminar-list__card-inner {
    width: 100%;
    display: flex;
    align-items: flex-start;
    gap: 3rem;
}
.seminar-list__card-image {
    max-width: 438px;
}
.seminar-list__card-info {
    width: 100%;
    display: flex;
    padding: 1.5rem;
    gap: 1.5rem;
    font-size: 1rem;
    line-height: normal;
}
.seminar-list__card-info dt {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5em;
}
#seminar .seminar-area {
    width: 100%;
    display: flex;
    justify-content: center;
    padding: 0.5rem 1em;
    font-size: 1.5rem;
    font-style: normal;
    font-weight: 600;
    color: #FFF;
    background: #5FB760;
}
#seminar .voices {
    padding: 0;
}
.voices h3 {
    font-family: "IBM Plex Sans JP";
    font-size: 1.5rem;
    font-size: clamp(1.3rem, 4vw, 1.5rem);
    font-weight: 600;
    line-height: 130%;
    margin-bottom: 1em;
}
.voice {
    display: grid;
    grid-template-columns: 1fr 3fr;
    padding: 2rem;
    gap: 2rem;
    background: #f5f5f5;
    border-radius: 1rem;
    font-size: 1rem;
}
.voice-author,
.voice dt {
    margin-bottom: 0.5em;
}
.voice dt {
    font-weight: 600;
}
.voice + .voice {
    margin-top: 0.5rem;
}
.voice dd + dt {
    margin-top: 1.25rem;
}
.expandable-content {
    width: 100%;
    height: 20rem;
    overflow: hidden;
    position: relative;
    transition: height 0.5s ease; /* 滑らかに伸びる */
}
.expandable-content::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 20rem;
    background: linear-gradient(180deg, rgba(245, 245, 245, 0) 40%, #fff 80%);
    pointer-events: none; /* 上に重ねてもクリックを邪魔しない */
}
.expandable-content.opend::before {
    background: 0;
}
.expandable-content.opend {
  height: 100%;
}
.voices .expand-btn {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    justify-content: center;
    display: flex;
    padding: 1rem 1.5rem;
    color: #58A1FF;
    font-family: "IBM Plex Sans JP";
    font-size: 1rem;
    line-height: 130%;
    font-weight: 600;
    text-decoration-line: underline;
}
.emphasis {
    font-weight: 700;
    color: #5FB760;
    margin-bottom: 0.5em;
}
.caution {
    font-size: 0.875rem !important;
    margin-top: 0.5em;
}
.swiper-seminar {
    width: 100%;
    /* overflow: visible; */
    padding: 1%;
}
.seminar-open__card {
    max-width: 384px;
}
.seminar-open__card:last-child {
    margin-right: 0 !important;
}
/* .swiper-seminar .swiper-wrapper {
    overflow: hidden;
} */
.button-box {
    /* width: 100%; */
    height: 100%;
}
#seminar-open .swiper-button-prev,
#seminar-open .swiper-button-next{
    position: initial;
    width: 3rem;
    height: 3rem;
    aspect-ratio: 1;
    border-radius: 1.5rem;
    background: #5FB760;
    margin: 0;
}
#seminar-open .swiper-button-prev img,
#seminar-open .swiper-button-next img {
    width: 1.5rem;
}
#seminar-open .swiper-button-next img {
    transform: scaleX(-1);
}
#seminar-open .swiper-button-prev:after,
#seminar-open .swiper-button-next:after {
    content: none;
}

@media screen and (max-width: 767px) {
    #seminar-search .inner {
        padding-top: 0;
    }
    .seminar-list__card-inner {
        display: flex;
        flex-direction: column-reverse;
        gap: 1.5rem;
    }
    .seminar-list__card {
        gap: 1.5rem;
    }
    .seminar-list__card-image {
        max-width: none;
    }
}

@media screen and (max-width: 599px) {
    .seminar-list__card-info {
        flex-direction: column;
    }
    .voice {
        grid-template-columns: 1fr;
    }
}


/* ===========================================================================================================*/
/* ▼商品一覧▼*/
/* ===========================================================================================================*/

#product-search .inner {
    flex-direction: column;
}
#product-search h2 {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 130%;
    margin-bottom: 1em;
}
.product-category-box {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375em;
}
#product-search .category {
    display: flex;
    padding: 0.5em 1em;
    justify-content: center;
    align-items: center;
    font-size: max(12px , 0.875rem);
    font-weight: 400;
    border-radius: 0.5em;
    border: 1px solid #444;
    color: #444;
    background: #FFF;
}
#product-list .inner {
    display: grid;
    /* grid-template-columns: repeat(2 , 1fr); */
    grid-template-columns: repeat(3 , 1fr);
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 4rem clamp(1rem ,3vw ,4rem);
}
.product-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
}
.product-card__image {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 5 / 4;
    border-radius: min(4% ,1rem);
    background: linear-gradient(180deg, #EFEFEF 0%, #FFF 50%, #F5F5F5 100%);
}
.product-card__image img {
    max-width: 50%;
    max-height: 70%;
    object-fit: contain;
}
.product-card .product-card__catch-copy {
    color: #444;
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.375em;
}
.product-card .product-card__title {
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 130%;
}
.product-card .product-card__desc {
    margin-top: 0.75em;
}
.product-card .product-card__category {
    display: flex;
    padding: 0.5em 1em;
    justify-content: center;
    align-items: center;
    font-size: 12px;
    font-weight: 700;
    border-radius: 0.5em;
    color: #fff;
    background: #5FB760;
}
#product-list .pagination {
    margin-top: 4rem;
}
#product-list .page-numbers {
    display: flex;
    align-items: center;
    gap: 2rem;
    font-family: "IBM Plex Sans JP";
    line-height: normal;
    font-size: 1.25rem;
    color: #AAA;
    font-weight: 600;
}
#product-list .page-numbers.current {
    color: #000;
}
.page-numbers.prev,
.page-numbers.next {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    aspect-ratio: 1;
    border-radius: 1.5rem;
    background: #EEE;
}
.page-numbers.prev img,
.page-numbers.next img {
    width: 1.5rem;
}
.page-numbers.prev img {
    transform: scaleX(-1);
}
@media screen and (max-width: 450px) {
    #product-list .inner {
        display: grid;
        grid-template-columns: repeat(1 , 1fr);
    }
}


/* ===========================================================================================================*/
/* ▼コラム一覧▼*/
/* ===========================================================================================================*/

#column-search .inner {
    flex-direction: column;
}
#column-search h2 {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 130%;
    margin-bottom: 1em;
}
.column-category-box {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375em;
}
#column-search .category {
    display: flex;
    padding: 0.5em 1em;
    justify-content: center;
    align-items: center;
    font-size: max(12px , 0.875rem);
    font-weight: 400;
    border-radius: 0.5em;
    border: 1px solid #444;
    color: #444;
    background: #FFF;
}
#column-list .inner {
    display: grid;
    grid-template-columns: repeat(2 , 1fr);
    gap: 4rem clamp(1rem ,3vw ,4rem);
}
.column-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
}
.column-card__image {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 5 / 4;
    border-radius: min(4% ,1rem);
    background: linear-gradient(180deg, #EFEFEF 0%, #FFF 50%, #F5F5F5 100%);
}
.column-card__image img {
    max-width: 50%;
    max-height: 70%;
    object-fit: contain;
}
.column-card .column-card__catch-copy {
    color: #444;
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.375em;
}
.column-card .column-card__title {
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 130%;
}
.column-card .column-card__desc {
    margin-top: 0.75em;
}
.column-card .column-card__category {
    display: flex;
    padding: 0.5em 1em;
    justify-content: center;
    align-items: center;
    font-size: 12px;
    font-weight: 700;
    border-radius: 0.5em;
    color: #fff;
    background: #5FB760;
}
#column-list .pagination {
    margin-top: 4rem;
}
#column-list .page-numbers {
    display: flex;
    align-items: center;
    gap: 2rem;
    font-family: "IBM Plex Sans JP";
    line-height: normal;
    font-size: 1.25rem;
    color: #AAA;
    font-weight: 600;
}
#column-list .page-numbers.current {
    color: #000;
}

@media screen and (max-width: 450px) {
    #column-list .inner {
        display: grid;
        grid-template-columns: repeat(1 , 1fr);
    }
}