@charset "utf-8";

/* common */
.c-text-16 {
    text-align: center;
    font-size: 18px;
}

.bg-bk__wrapper {
    background-color: black;
    color: white;
}

@media only screen and (max-width: 47.9375em) {
    .c-text-16 {
        font-size: 16px;
        line-height: 2;
    }

    .sn__btn {
        display: block;
        padding: 20px 50px;
    }

    .sn__btn-icon--left {
        padding-left: 75px;
    }

    .only-sp {
        display: block;
    }

    .only-pc {
        display: none;
    }

}


/* 
ANIMATION
*/
.fadein-init {
    opacity: 0;
    transform: translateY(30px);
}

.fadein-init.fadein-active {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 1s ease-out, transform 1s ease-out;
}



/* main */
.l-contents__mv {
    padding-top: 8rem;
    /* padding-top: 2.8vh; */
}

.l-contents__mv img {
    aspect-ratio: 1040 / 397;
}

@media only screen and (max-width: 47.9375em) {
    .l-contents__mv {
        padding-top: 8rem;
        /* padding-top: 64px; */
    }

    .l-contents__mv img {
        aspect-ratio: 640 / 421;
    }
}


/* style */
.concept__wrapper {
    position: relative;
    width: 100%;
    height: 50%;
    min-height: 500px;
    overflow: hidden;
    font-family: "Helvetica Neue", Arial, sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 50px auto;
    padding: 0 0 0 20px;
}

.concept_bg-text {
    position: absolute;
    top: 0;
    right: 0;
    font-size: 5em;
    font-weight: 900;
    line-height: 1;
    color: rgba(0, 0, 0, 0.08);
    z-index: -5;
    white-space: nowrap;
    letter-spacing: 2%;
    pointer-events: none;
    border: 8px solid;
    border-image-source: linear-gradient(60deg,
            #C8C8C8 10%,
            #fff 50%,
            #C8C8C8 100%);
    border-image-slice: 1;
    padding: 2px 30px 15px 30px;
}

.concept_content {
    gap: 62px;
    align-items: center;
    justify-content: center;
}

.concept-text_wrapper {
    margin-top: 150px;
}

.concept_img {
    flex: 0 0 54%;
}

.concept_img img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

.concept-ttl-pc {
    font-size: clamp(20px, 2.1vw, 24px);
    margin-left: -20px;
}

.concept-ttl-pc span {
    background-color: #fff;
    padding: 4px 10px;
    display: inline;
}

.concept-text {
    width: 100%;
    text-align: left;
    font-size: clamp(1em, 1.125em, 1.125em);
    line-height: 2;
    font-weight: 500;
}

@media (max-width: 767px) {

    .concept__wrapper {
        width: 100%;
        height: auto;
        margin: 20px auto 140px auto;
        padding: 0;
        flex-direction: column;
    }

    .concept_bg-text {
        top: 0;
        right: 0;
        font-size: 12vw;
        font-weight: 900;
        z-index: -5;
        border: 5px solid;
        border-image-source: linear-gradient(60deg,
                #C8C8C8 10%,
                #fff 50%,
                #C8C8C8 100%);
        border-image-slice: 1;
        padding: 4px 10px 15px 10px;
    }

    .concept_content {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .concept-text_wrapper {
        margin-top: 0;
    }

    .concept_img img {
        width: 90%;
        margin: 0 auto;
    }

    .concept-ttl-sp {
        font-size: 5vw;
        margin: 28vw 0 20px auto;
    }

    .concept-ttl-sp span {
        background-color: #fff;
        padding: 4px 20px;
        display: inline;
    }

    .concept-text {
        text-align: center;
        margin: 20px auto 40px auto;
    }

}


.icon-container {
    width: 80%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    grid-template-rows: repeat(2, 1fr);
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}

.icon-container img {
    width: 100%;
    height: auto;
    transition: transform 0.5s ease, opacity 0.5s ease;
    opacity: 0.6;
    box-shadow: 7px 7px 10px rgba(0, 0, 0, 0.1);
    border-radius: 15px;
}

.icon-container img:hover {
    transform: scale(1.1);
    opacity: 1.0;
}

@media (max-width: 767px) {
    .icon-container {
        grid-template-columns: repeat(3, 1fr);
        grid-template-rows: repeat(3, 1fr);
        grid-column-gap: 20px;
        grid-row-gap: 20px;
        align-items: center;
    }

    .icon-container img {
        border-radius: 10px;
    }

    .icon-container img:hover {
        transform: scale(1.2);
    }

}

.situation-ttl {
    text-align: center;
}

.situation_bg-text {
    font-family: Arial, sans-serif;
    font-size: clamp(100px, 13vw, 120px);
    font-weight: 900;
    letter-spacing: 0.1em;
    line-height: 1;
    background: linear-gradient(to bottom,
            #e2e3e5 0%,
            #c9cacc 50%,
            #e2e3e5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
}

.situation-ttl-text {
    color: #A8ABAF;
    font-size: 1.9em;
    font-weight: bold;
    letter-spacing: 0.15em;
    margin: 0;
}

.situation__card {
    width: 100%;
    gap: 40px;
    text-align: left;
    align-items: center;
}

.situation-group .sn__card-img--right {
    justify-content: space-between;
}

.situation__card-img {
    width: 45%;
    height: auto;
    object-fit: contain;
}

.situation__card-ttl {
    font-size: 1.25em;
    font-weight: bold;
    margin-bottom: 18px;
}

@media (max-width: 767px) {

    .situation-ttl {
        margin: 0 auto;
    }

    .situation_bg-text {
        font-size: 14vw;
        background: linear-gradient(to bottom,
                #e2e3e5 0%,
                #c9cacc 50%,
                #e2e3e5 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        margin: 0 auto;
    }

    .situation-ttl-text {
        font-size: 1.25em;
    }


    .accordion-gallery {
        position: relative;
        display: flex;
        flex-direction: column;
        gap: 10px;
        width: 100%;
        margin: 20px auto 160px auto;
    }

    .accordion-item {
        position: relative;
        overflow: hidden;
        aspect-ratio: 8 / 1;
        transition: aspect-ratio 0.6s ease, transform 0.6s ease;
        cursor: pointer;
        border-radius: 8px;
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    }

    .accordion-item .overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(to right, rgba(0, 0, 0, 0.7), transparent);
        transition: opacity 0.6s ease;
        z-index: 1;
        pointer-events: none;
    }

    .accordion-item .heading {
        position: absolute;
        top: 6px;
        left: 16px;
        z-index: 5;
        color: white;
        font-size: 20px;
        font-weight: bold;
        pointer-events: none;
        transition: color 0.6s ease;

        text-shadow:
            0 0 4px rgba(0, 0, 0, 0.6),
            0 0 8px rgba(0, 0, 0, 0.5),
            0 0 12px rgba(0, 0, 0, 0.4);
    }

    .accordion-item .caption {
        position: absolute;
        bottom: 12px;
        right: 12px;
        color: white;
        text-align: right;
        padding: 2px 8px;
        font-size: 14px;
        border-radius: 4px;
        opacity: 0;
        transition: opacity 0.3s ease;
        z-index: 2;
        text-shadow:
            0 0 4px rgba(0, 0, 0, 0.6),
            0 0 8px rgba(0, 0, 0, 0.5),
            0 0 12px rgba(0, 0, 0, 0.4);
    }

    .accordion-item.active {
        aspect-ratio: 16 / 9;
        z-index: 2;
    }

    .accordion-item.active .overlay {
        opacity: 0;
    }

    .accordion-item.active .caption {
        opacity: 1;
    }

    .accordion-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
        transition: transform 0.4s ease, opacity 0.4s ease;
        border-radius: 8px;
    }

    .accordion-item {
        opacity: 1;
        backface-visibility: hidden;
        -webkit-transform: translateZ(0);
    }

    .accordion-item img {
        opacity: 1;
        backface-visibility: hidden;
        -webkit-transform: translateZ(0);
    }
}

/* Safari描画安定化 */
.accordion-item .heing,
.accordion-item .overlay {
    wilchange: transform, opacity;
    transform: translateZ(0);
}


/* 計測方法 */
.original__item {
    margin: 40px auto;
}

.content-ttl {
    font-size: 20px;
    font-weight: bold;
    letter-spacing: 0.8rem;
    margin: 0 auto 22px auto;
}

.slider-wrapper {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.card-slider {
    margin-inline: auto;
    width: 100%;
}

.card {
    margin: 0 10px;
}

.card img {
    height: auto;
    width: 100%;
}

.arrow_box {
    display: flex;
    gap: 10px;
    margin-top: 10px;
    margin-left: 120px;
}

.slide-arrow {
    width: 60px;
    height: 60px;
    background-color: #000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-right: 10px;
}

.slide-arrow img {
    width: 30px;
    height: auto;
    display: block;
    pointer-events: none;
}

@media (max-width: 768px) {
    .original__sp img {
        margin: 10px auto;
    }

    .slider-wrapper {
        align-items: center;
    }

    .card {
        margin: 0 4px;
    }

    .arrow_box {
        margin: 28px auto;
        justify-content: center;
    }

    .slide-arrow {
        margin: 0 5px;
    }

}





/* 高低差機能 */
.slope_content-ttl {
    font-size: 1.125em;
    margin: 50px auto;
    font-weight: 700;
    text-align: center;
    letter-spacing: 0.2rem;
}

.slope__card {
    width: 100%;
    margin: 80px auto 100px auto;
    gap: 5vw;
}

.slope__card-img {
    width: 54%;
}

.slope__card-img img {
    width: 100%;
    object-fit: contain;
}

.slope__card-content {
    width: 40%;
}

.slope__card:nth-of-type(1) {
    margin-top: 80px;
}

.slope__card:nth-of-type(2) {
    margin-top: 100px;
}

.slope__cards img {
    width: 50%;
}

.slope__card-content {
    margin: auto 0;
}

.slope__card-ttl {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 18px;
}

.slope__card-text {
    font-size: 16px;
}

.slope__card-text--note {
    color: red;
    font-size: 14px;
    line-height: 1.2;
}

@media (max-width: 768px) {
    .slope__ttl {
        margin-bottom: 40px;
    }

    .slope .content-ttl {
        width: 90%;
        letter-spacing: 0;
        font-size: 18px;
    }

    .slope__card {
        width: 100%;
        flex-direction: column;
    }

    .slope__card-img {
        width: 90%;
        margin: 0 auto;
    }

    .slope__card-content {
        width: 90%;
        margin: 0 auto;
    }
}




/* その他特長 */
.functions__ttl {
    margin: 40px auto;
}


.functions__slider {
    width: 100%;
}

/* margin-left: 120px;代わりの擬似スペース */
.functions__card.spacer {
    width: 120px;
    margin: 0;
    background: transparent;
    pointer-events: none;
}

.functions__card:not(.spacer) {
    width: 40%;
    max-width: 400px;
    margin-right: 20px;
    flex-shrink: 0;
}

.functions__card {
    width: 40vw;
    max-width: 400px;
    display: flex;
    flex: 1;
    flex-direction: column;
    margin: 0;
    margin-right: 20px;
    flex-shrink: 0;
}

.functions__card-text {
    white-space: normal;
    word-break: break-all;
}

.functions__card div {
    margin-top: 20px;
    font-weight: bold;
}

.functions-arrow-box {
    text-align: left;
    margin-left: 120px;
}

@media (max-width: 768px) {

    .functions__card:not(.spacer) {
        margin-right: 6px;
    }

    .functions__card:first-child,
    .functions-arrow-box {
        margin: 0;
        margin-left: 60px;
        justify-content: flex-start;
    }

    .functions__card.spacer {
        width: 60px;
    }

    .functions__card:not(.spacer) {
        width: 75vw;
    }

}




.specs__image {
    width: 100%;
    height: auto;
    display: block;
    margin: 60px auto;
    padding-left: 70px;
}

.specs__table {
    width: 80%;
    margin: 0 auto;
    text-align: left;
    border-collapse: collapse;
}

.specs__label-ttl,
.specs__value-ttl {
    font-weight: bold;
    color: #A8ABAF;
    padding: 10px;
    border-bottom: 1px solid #000;
}

.specs__label,
.specs__value {
    padding: 12px;
    border-bottom: 1px solid #000;
    vertical-align: top;
}

.specs__note,
.attention {
    width: 80%;
    margin: 20px auto;
    font-size: 16px;
    gap: 40px;
    justify-content: center;
    display: flex;
}

.specs__note {
    text-align: center;
}

.attention img {
    width: 10%;
    object-fit: contain;
}

@media (max-width: 640px) {
    .specs__image {
        width: 100%;
        padding-left: 0;
    }

    .specs__table {
        width: 100%;
    }

    .specs__label {
        width: 30%;
    }

    .specs__note,
    .attention {
        flex-direction: column;
        gap: 10px;
    }

    .attention img {
        width: 20%;
        margin: 10px auto 0 auto;
    }

    .attention__text {
        margin-top: 0;
        text-align: center;
    }

}