.fv {
    position: relative;
    width: 100%;
    background: #000;
    overflow: hidden;
}

.fv__image {
    width: 100%;
    height: auto;
    display: block;
}

.fv__content {
    position: absolute;
    top: 47%;
    left: 40px;
    z-index: 2;
    transform: translateY(-40%);
    max-width: 600px;
}


.fv__title {
    margin: 0;
    color: #fff;
    font-family:
        "Yu Mincho",
        "Hiragino Mincho ProN",
        serif;
    font-size: 55px;
    font-weight: 400;
    line-height: 1.75;
    letter-spacing: .08em;
}

.fv__title span {
    color: #d7b33d;
}

.fv__text {
    margin: 18px 0 0;
    color: #fff;
    font-family:
        "Yu Mincho",
        "Hiragino Mincho ProN",
        serif;
    font-size: 25px;
    line-height: 1.55;
}

.fv__en {
    margin: 28px 0 0;
    color: rgba(255, 255, 255, .25);
    font-family: "Times New Roman", serif;
    font-size: 20px;
    letter-spacing: .17em;
    line-height: 1.6;
}

.fv__en span {
    font-size: 15px;
}

.gold-btn {
    width: fit-content;
    min-width: 270px;
    height: 58px;
    margin-top: 27px;
    padding: 0 14px 0 28px;
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    background: linear-gradient(90deg,
            #a97d06 0%,
            #d7b33d 100%);
    color: #fff;
    font-size: 20px;
    font-weight: 400;
    letter-spacing: .12em;
    text-decoration: none;
    box-sizing: border-box;
    transition:
        transform .3s ease,
        opacity .3s ease;
}

.gold-btn:hover {
    transform: translateY(-3px);
    opacity: .85;
}

.gold-btn__arrow {
    position: relative;
    width: 30px;
    height: 30px;
    flex-shrink: 0;
    border-radius: 50%;
    background: #fff;
}

.gold-btn__arrow::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 7px;
    width: 15px;
    height: 2px;
    background: #222;
    transform: translateY(-50%);
}

.gold-btn__arrow::after {
    content: "";
    position: absolute;
    top: 50%;
    right: 7px;
    width: 7px;
    height: 7px;
    border-top: 2px solid #222;
    border-right: 2px solid #222;
    transform: translateY(-50%) rotate(45deg);
}

/* ABOUT */
.home-about {
    position: relative;
    min-height: 530px;
    padding: 70px 40px;
    background:
        #000 url("../img/about-bg.png") right center / auto 100% no-repeat;
    overflow: hidden;
}

.home-about__inner {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 100px;
}


.home-about__image-wrap {
    position: relative;
    width: 350px;
    height: 400px;
    flex-shrink: 0;
}

.home-about__gold {
    position: absolute;
    width: 300px;
    height: 355px;
    left: -30px;
    bottom: -20px;
    background: #d7b33d;
}

.home-about__image-box {
    position: relative;
    z-index: 1;
    width: 320px;
    height: 400px;
    overflow: hidden;
}

.home-about__image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transform: scale(1.12) translateX(-1%);
}

.home-about__content {
    position: relative;
    width: 550px;
    min-height: 400px;
    padding: 70px 40px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    box-sizing: border-box;
}

.home-about__content::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 40%;
    width: 1170px;
    height: 960px;
    background: url("../img/fv2.png") center / contain no-repeat;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.home-about__text,
.home-about__content .gold-btn {
    position: relative;
    z-index: 1;
}

.home-about__text {
    margin: 0;
    color: #fff;
    font-family:
        "Yu Mincho",
        "Hiragino Mincho ProN",
        serif;
    font-size: 18px;
    line-height: 1.8;
    letter-spacing: .04em;
}

.gold-btn2 {
    margin-top: 50px;
}

/* TROUBLE */
.trouble {
    padding: 32px 40px 55px;
    background: #1b1b1b;
}

.trouble__inner {
    width: 100%;
    max-width: 1150px;
    margin: 0 auto;
}

.trouble__title {
    margin: 0 0 45px;
    color: #fff;
    text-align: center;
    font-family:
        "Yu Mincho",
        "Hiragino Mincho ProN",
        serif;
    font-size: 28px;
    font-weight: 400;
    letter-spacing: .08em;
}

.trouble__list {
    display: grid;
    grid-template-columns:
        repeat(4, minmax(0, 1fr));
    gap: 65px;
}

.trouble__image {
    width: 100%;
    aspect-ratio: 1 / .9;
    display: block;
    object-fit: contain;
    background: #fff;
}

.trouble__item p {
    margin: 25px 0 0;
    display: flex;
    align-items: center;
    gap: 8px;
    color: #fff;
    font-size: 15px;
    white-space: nowrap;
}

.trouble__check-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    display: block;
    object-fit: contain;
}

.trouble__solution {
    margin-top: 55px;
    text-align: center;
}

.trouble__arrows {
    width: 80px;
    margin: 0 auto 25px;
}

.trouble__arrows img {
    width: 100%;
    height: auto;
    display: block;
}

.trouble__solution-sub {
    margin: 0;
    color: #fff;
    font-family:
        "Yu Mincho",
        "Hiragino Mincho ProN",
        serif;
    font-size: 27px;
    letter-spacing: .15em;
}

.trouble__solution-main {
    margin: 22px 0 0;
    color: #e5b900;
    font-family:
        "Yu Mincho",
        "Hiragino Mincho ProN",
        serif;
    font-size: 38px;
    font-weight: 600;
    letter-spacing: .1em;
}

.trouble__solution-line {
    width: 650px;
    max-width: 80%;
    height: 8px;
    margin: 12px auto 0;
    background: radial-gradient(ellipse at center,
            rgba(215, 179, 61, .9) 0%,
            rgba(215, 179, 61, .35) 35%,
            rgba(215, 179, 61, 0) 75%);
}

/* REASON */
.reason {
    position: relative;
    padding: 70px 40px 65px;
    background: #111;
    overflow: hidden;
}

.reason::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100vh;
    height: 100vw;
    min-width: 100%;
    min-height: 100%;
    background: url("../img/fv3.webp") center / cover no-repeat;
    transform:
        translate(-50%, -50%) scaleX(-1) rotate(90deg);
    transform-origin: center;
    z-index: 0;
}

.reason__inner {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

.reason__title {
    position: relative;
    margin-top: 50px;
    margin-bottom: 55px;
    text-align: center;
}

.reason__title-en {
    position: absolute;
    top: 50%;
    left: 50%;
    color: rgba(255, 255, 255, .07);
    font-family: "Times New Roman", serif;
    font-size: 90px;
    font-weight: 400;
    line-height: 1;
    letter-spacing: .08em;
    transform: translate(-50%, -50%);
    white-space: nowrap;
}

.reason__title h2 {
    position: relative;
    z-index: 1;
    margin: 0;
    color: #fff;
    font-family:
        "Yu Mincho",
        "Hiragino Mincho ProN",
        serif;
    font-size: 35px;
    font-weight: 600;
    letter-spacing: .08em;
}

.reason__list {
    display: flex;
    flex-direction: column;
    margin-top: 100px;
    gap: 25px;
}

.reason__item {
    position: relative;
    width: 100%;
    min-height: 190px;
    padding: 35px 35px 35px 30px;
    display: flex;
    align-items: center;
    background: linear-gradient(133deg, rgb(76 76 76 / 10%), rgb(53 53 53 / 14%));
    backdrop-filter: blur(2px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 32px;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.12),
        0 8px 30px rgba(0, 0, 0, 0.15);
    box-sizing: border-box;
}

.reason__number {
    width: 145px;
    flex-shrink: 0;
    margin: 0;
    background: linear-gradient(180deg,
            #FFE6A2 0%,
            #D7B34D 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
    font-family: "Times New Roman", serif;
    font-size: 76px;
    font-weight: 400;
    line-height: 1;
    text-align: center;
}

.reason__content {
    flex: 1;
}

.reason__content h3 {
    margin: 0 0 25px;
    color: #fff;
    font-size: 24px;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: .02em;
}

.reason__content p {
    margin: 0;
    color: #fff;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.65;
    letter-spacing: .015em;
}

/*HOME CASE*/
.home-case {
    padding: 95px 40px 100px;
    background: #000;
}

.home-case__inner {
    width: 100%;
    max-width: 1050px;
    margin: 0 auto;
}

.home-case__title {
    position: relative;
    margin-bottom: 65px;
    text-align: center;
}

.home-case__title-en {
    position: absolute;
    top: 50%;
    left: 50%;
    color: rgba(255, 255, 255, 0.08);
    font-family: "Times New Roman", serif;
    font-size: 90px;
    font-weight: 400;
    line-height: 1;
    transform: translate(-50%, -50%);
    white-space: nowrap;
}

.home-case__title h2 {
    position: relative;
    z-index: 1;
    margin: 0;
    color: #fff;
    font-family:
        "Yu Mincho",
        "Hiragino Mincho ProN",
        serif;
    font-size: 35px;
    font-weight: 600;
    letter-spacing: 0.08em;
}

.home-case__card {
    width: 100%;
    padding: 55px 55px 35px;
    display: flex;
    align-items: center;
    background: #fff;
    border-radius: 10px;
    box-sizing: border-box;
}

.home-case__photos {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 22px;
}

.home-case__photo-item {
    width: 265px;
    flex-shrink: 0;
    text-align: center;
}

.home-case__image-box {
    width: 265px;
    height: 265px;
    overflow: hidden;
    background: #ddd;
}

.home-case__image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transform-origin: center;
}

.home-case__image--before {
    transform: scale(1.55) translate(3%, -8%);
}

.home-case__image--after {
    transform: scale(2.0) translate(1%, -5%);
}

.home-case__photo-item p {
    margin: 25px 0 0;
    color: #000;
    font-size: 25px;
    font-weight: 500;
}

.home-case__arrow {
    width: 0;
    height: 0;
    flex-shrink: 0;
    border-top: 20px solid transparent;
    border-bottom: 20px solid transparent;
    border-left: 30px solid #D7B34D;
}

.home-case__detail {
    width: 340px;
    margin-left: 30px;
    padding: 65px 0 65px 30px;
    flex-shrink: 0;
    border-left: 1px solid #d5d5d5;
    box-sizing: border-box;
}

.home-case__detail dl {
    margin: 0;
}

.home-case__detail dl>div {
    display: flex;
    align-items: center;
    margin-bottom: 18px;
}

.home-case__detail dl>div:last-child {
    margin-bottom: 0;
}

.home-case__detail dt,
.home-case__detail dd {
    margin: 0;
    color: #000;
    font-size: 20px;
    font-weight: 500;
    letter-spacing: 0.1em;
}

.home-case__detail dt {
    width: 130px;
    flex-shrink: 0;
}

.home-case__detail dd {
    flex: 1;
}

.home-case__button {
    margin-top: 55px;
    display: flex;
    justify-content: center;
}

.home-case__button .gold-btn {
    min-width: 310px;
}

/*HOME BLOG*/
.home-blog {
    padding: 95px 40px 175px;
    background: linear-gradient(180deg,
            #000 0%,
            #080808 35%,
            #1b1b1b 100%);
}

.home-blog__inner {
    width: 100%;
    max-width: 1360px;
    margin: 0 auto;
}

.home-blog__title {
    position: relative;
    margin-bottom: 100px;
    text-align: center;
}

.home-blog__title-en {
    position: absolute;
    top: 50%;
    left: 50%;
    color: rgba(255, 255, 255, 0.08);
    font-family: "Times New Roman", serif;
    font-size: 90px;
    font-weight: 400;
    line-height: 1;
    transform: translate(-50%, -50%);
    white-space: nowrap;
}

.home-blog__title h2 {
    position: relative;
    z-index: 1;
    margin: 0;
    color: #fff;
    font-family:
        "Yu Mincho",
        "Hiragino Mincho ProN",
        serif;
    font-size: 35px;
    font-weight: 600;
    letter-spacing: .08em;
}

.home-blog__list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 50px;
}

.home-blog__item {
    min-width: 0;
    background: #fff;
}

.home-blog__link {
    display: block;
    color: inherit;
    text-decoration: none;
}

.home-blog__image-box {
    width: 100%;
    height: 310px;
    overflow: hidden;
    background: #222;
}

.home-blog__image {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transform: scale(1.2);
    transform-origin: center;
    transition: transform .5s ease;
}

.home-blog__link:hover .home-blog__image {
    transform: scale(1.25);
}

.home-blog__content {
    position: relative;
    min-height: 105px;
    padding: 10px 15px 25px;
    background: #fff;
    box-sizing: border-box;
}

.home-blog__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.home-blog__category {
    color: #D7B34D;
    font-size: 17px;
    font-weight: 600;
    letter-spacing: .05em;
}

.home-blog__meta time {
    color: #999;
    font-size: 13px;
    letter-spacing: .15em;
}

.home-blog__content h3 {
    margin: 8px 0 0;
    color: #111;
    font-size: 16px;
    font-weight: 500;
    line-height: 1.35;
    letter-spacing: .05em;
}

.home-blog__arrow {
    position: absolute;
    right: 18px;
    bottom: 15px;
    width: 32px;
    height: 16px;
}

.home-blog__arrow::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    width: 30px;
    height: 2px;
    background: #D7B34D;
    transform: translateY(-50%);
}

.home-blog__arrow::after {
    content: "";
    position: absolute;
    top: 50%;
    right: 0;
    width: 10px;
    height: 10px;
    border-top: 2px solid #D7B34D;
    border-right: 2px solid #D7B34D;
    transform:
        translateY(-50%) rotate(45deg);
}

.home-blog__button {
    margin-top: 75px;
    display: flex;
    justify-content: center;
}

.home-blog__button .gold-btn {
    min-width: 335px;
}

@media (max-width: 767px) {
    .fv {
        width: 100%;
        height: 720px;
        background: #000;
        overflow: hidden;
    }

        .fv__image {
            position: absolute;
            top: 0;
            left: -60%;
            width: 160%;
            height: 80%;
            display: block;
            object-fit: cover;
            object-position: center;
        }

    .fv__content {
        position: absolute;
        top: auto;
        left: 20px;
        bottom: 45px;
        z-index: 2;
        width: calc(100% - 40px);
        max-width: none;
        transform: none;
    }

    .fv__title {
        font-size: 34px;
        line-height: 1.65;
        letter-spacing: .05em;
    }

    .fv__text {
        margin-top: 14px;
        font-size: 17px;
        line-height: 1.6;
    }

    .fv__en {
        margin-top: 20px;

        font-size: 15px;
        letter-spacing: .12em;
    }

    .fv__en span {
        font-size: 11px;
    }

    .gold-btn {
        min-width: 250px;
        height: 54px;
        margin-top: 22px;
        padding: 0 12px 0 22px;
        gap: 20px;
        font-size: 16px;
    }

    .gold-btn__arrow {
        width: 28px;
        height: 28px;
    }

    .gold-btn__arrow::before {
        left: 6px;
        width: 15px;
    }

    .gold-btn__arrow::after {
        right: 6px;
    }

    /* HOME ABOUT */
    .home-about {
        min-height: auto;
        padding: 75px 20px 85px;
        background:
            #000 url("../img/about-bg.png") right bottom / auto 60% no-repeat;
    }

    .home-about__inner {
        width: 100%;
        max-width: 100%;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        gap: 60px;
    }

    .home-about__image-wrap {
        position: relative;
        width: 280px;
        height: 350px;
        margin: 0 auto;
        flex-shrink: 0;
    }

    .home-about__image-box {
        position: relative;
        z-index: 1;
        width: 280px;
        height: 350px;
        margin: 0 auto;
    }

    .home-about__gold {
        width: 265px;
        height: 310px;
        left: 50%;
        bottom: -18px;
        transform: translateX(calc(-50% - 18px));
    }

    .home-about__image {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transform: scale(1.12) translateX(-1%);
    }

    .home-about__content {
        width: 100%;
        min-height: 390px;
        padding: 45px 10px;
        align-items: flex-start;
        justify-content: center;
    }

    .home-about__content::before {
        top: 50%;
        left: 50%;
        width: 650px;
        height: 570px;
        background-size: contain;
        transform: translate(-50%, -50%);
    }

    .home-about__text {
        width: 100%;
        font-size: 15px;
        line-height: 2;
        letter-spacing: .03em;
    }

    .home-about__text br {
        display: none;
    }

    .gold-btn2 {
        margin-top: 35px;
    }

    /*悩み*/
    .trouble {
        padding: 55px 20px 65px;
    }

    .trouble__inner {
        max-width: 100%;
    }

    .trouble__title {
        margin-bottom: 35px;
        font-size: 22px;
        letter-spacing: .06em;
    }

    .trouble__list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 35px 18px;
    }

    .trouble__image {
        width: 100%;
        aspect-ratio: 1 / .9;
    }

    .trouble__item p {
        margin-top: 14px;
        gap: 6px;
        font-size: 12px;
        white-space: nowrap;
    }

    .trouble__check-icon {
        width: 20px;
        height: 20px;
    }

    .trouble__solution {
        margin-top: 50px;
    }

    .trouble__arrows {
        width: 60px;
        margin-bottom: 20px;
    }

    .trouble__solution-sub {
        font-size: 21px;
        letter-spacing: .12em;
    }

    .trouble__solution-main {
        margin-top: 15px;
        font-size: 25px;
        line-height: 1.5;
        letter-spacing: .05em;
        white-space: nowrap;
    }

    .trouble__solution-line {
        width: 90%;
        max-width: 330px;
        height: 6px;
        margin-top: 8px;
    }

    /*理由*/
    .reason {
        padding: 70px 20px 75px;
    }

    .reason::before {
        top: 0;
        left: 50%;
        width: 100%;
        height: 100%;
        min-width: 0;
        min-height: 0;
        background-repeat: no-repeat;
        background-position: center;
        background-size: cover;
        transform: translateX(-50%) scaleX(1);
        transform-origin: center;
    }

    .reason__inner {
        max-width: 100%;
    }

    .reason__title {
        margin-top: 25px;
        margin-bottom: 40px;
    }

    .reason__title-en {
        font-size: 60px;
        letter-spacing: .06em;
    }

    .reason__title h2 {
        font-size: 25px;
    }

    .reason__list {
        margin-top: 65px;
        gap: 20px;
    }

    .reason__item {
        min-height: auto;
        padding: 28px 22px 30px;
        flex-direction: column;
        align-items: flex-start;
        border-radius: 24px;
    }

    .reason__number {
        width: auto;
        margin-bottom: 18px;
        font-size: 55px;
        text-align: left;
    }

    .reason__content {
        width: 100%;
    }

    .reason__content h3 {
        margin-bottom: 14px;
        font-size: 18px;
        line-height: 1.5;
    }

    .reason__content p {
        font-size: 13px;
        line-height: 1.8;
        letter-spacing: .01em;
    }

    .reason__content p br {
        display: none;
    }

    /*症例*/
    .home-case {
        padding: 75px 20px 80px;
    }

    .home-case__inner {
        max-width: 100%;
    }

    .home-case__title {
        margin-bottom: 50px;
    }

    .home-case__title-en {
        font-size: 60px;
    }

    .home-case__title h2 {
        font-size: 25px;
    }

    .home-case__card {
        padding: 30px 18px 28px;
        flex-direction: column;
        align-items: stretch;
        border-radius: 8px;
    }

    .home-case__photos {
        width: 100%;
        display: grid;
        grid-template-columns: minmax(0, 1fr) 22px minmax(0, 1fr);
        align-items: center;
        gap: 8px;
    }

    .home-case__photo-item {
        width: 100%;
        min-width: 0;
    }

    .home-case__image-box {
        width: 100%;
        height: auto;
        aspect-ratio: 1 / 1;
    }

    .home-case__image--before {
        transform: scale(1.55) translate(3%, -8%);
    }

    .home-case__image--after {
        transform: scale(2) translate(1%, -5%);
    }

    .home-case__photo-item p {
        margin-top: 15px;
        font-size: 17px;
    }

    .home-case__arrow {
        justify-self: center;
        border-top-width: 11px;
        border-bottom-width: 11px;
        border-left-width: 17px;
    }

    .home-case__detail {
        width: 100%;
        margin: 28px 0 0;
        padding: 28px 8px 0;
        border-left: 0;
        border-top: 1px solid #d5d5d5;
    }

    .home-case__detail dl {
        width: 100%;
    }

    .home-case__detail dl > div {
        margin-bottom: 13px;
    }

    .home-case__detail dt,
    .home-case__detail dd {
        font-size: 15px;
        letter-spacing: .06em;
    }

    .home-case__detail dt {
        width: 110px;
    }

    .home-case__button {
        margin-top: 45px;
    }

    .home-case__button .gold-btn {
        min-width: 280px;
    }

    /*ブログ*/
    .home-blog {
        padding: 75px 20px 90px;
    }

    .home-blog__inner {
        max-width: 100%;
    }

    .home-blog__title {
        margin-bottom: 60px;
    }

    .home-blog__title-en {
        font-size: 60px;
    }

    .home-blog__title h2 {
        font-size: 25px;
    }

    .home-blog__list {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .home-blog__item {
        width: 90%;
        margin: 0 auto;
    }

    .home-blog__image-box {
        height: 210px;
    }

    .home-blog__image {
        transform: scale(1.2);
    }

    .home-blog__link:hover .home-blog__image {
        transform: scale(1.25);
    }

    .home-blog__content {
        min-height: 105px;
        padding: 10px 13px 25px;
    }

    .home-blog__category {
        font-size: 14px;
    }

    .home-blog__meta time {
        font-size: 11px;
        letter-spacing: .1em;
    }

    .home-blog__content h3 {
        margin-top: 10px;
        padding-right: 35px;
        font-size: 13px;
        line-height: 1.5;
        letter-spacing: .03em;
    }

    .home-blog__arrow {
        right: 15px;
        bottom: 14px;
        width: 28px;
        height: 14px;
    }

    .home-blog__arrow::before {
        width: 27px;
    }

    .home-blog__arrow::after {
        width: 8px;
        height: 8px;
    }

    .home-blog__button {
        margin-top: 50px;
    }

    .home-blog__button .gold-btn {
        min-width: 280px;
    }
}