/* =========================
   ALL
========================= */
section {
    margin-top: 4rem;
    margin-bottom: 4rem;
}
/* =========================
   FV (SP)
========================= */
section#fv {
    margin-top: 2rem;
}
.fv__stage {
    position: relative;
    aspect-ratio: 1 / 1;
    overflow: hidden;
}
.fv__img {
    position: absolute;
    z-index: 2;
    margin: 0;
    overflow: hidden;
}
.fv__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.fv__img--vn {
    width: 70%;
    clip-path: polygon(0% 0%, /* 左上 */ 100% 0%, /* 右上 */ 57% 100%, /* 右下 */ 0% 100% /* 左下 */ );
}
.fv__img--jp {
    right: 0;
    top: 50%;
    width: 70%;
    transform: translateY(-30%);
    clip-path: polygon(43% 0%, /* 左上 */ 100% 0%, /* 右上 */ 100% 100%, /* 右下 */ 0% 100% /* 左下 */ );
}
.fv__copy {
    position: relative;
    z-index: 3;
    text-align: center;
}
.fv__copy.sp {
    margin-top: 1.5rem;
}
.fv__text {
    font-size: 5.5vw;
    letter-spacing: .12em;
    line-height: 1.9;
}
#en .fv__text {
    letter-spacing: .06em;
}
#vi .fv__text {
    letter-spacing: .06em;
}
.fv__line {
    position: absolute;
    left: 50%;
    top: 50%; /* 画像の重なりの中心付近 */
    transform: translateX(-50%);
    width: 50%;
    height: 2px;
    background: #FFF;
    z-index: 3;
}
/* =========================
   EMBLEM
========================= */
#emblem .img {
    width: 60%;
    max-width: 480px;
    margin: 0 auto;
    padding-top: 1rem;
    padding-bottom: 1rem;
}
/* =========================
   PC (min-width: 768px)
========================= */
@media (min-width: 768px) {
    .fv__stage {
        aspect-ratio: 2 / 1;
        margin-top: 0;
    }
    .fv__img--vn {
        width: 40%;
        clip-path: polygon(0% 0%, /* 左上 */ 100% 0%, /* 右上 */ 57% 100%, /* 右下 */ 0% 100% /* 左下 */ );
    }
    .fv__img--jp {
        right: 0;
        top: 50%;
        width: 40%;
        transform: translateY(-37.5%);
        clip-path: polygon(43% 0%, /* 左上 */ 100% 0%, /* 右上 */ 100% 100%, /* 右下 */ 0% 100% /* 左下 */ );
    }
    .fv__line {
        width: 70%;
    }
    /* PC：コピーは中央に重ねる */
    .fv__copy.pc {
        display: grid;
        place-items: center;
        position: absolute;
        inset: 0;
        z-index: 4;
    }
    .fv__text {
        font-size: 2.5vw;
        line-height: 1;
        padding: 0;
        margin: 0;
    }
    .fv__text-1 {
        align-self: end;
        transform: translateY(-50%);
    }
    .fv__text-2 {
        align-self: start;
        transform: translateY(50%);
    }
    /* =========================
   EMBLEM
========================= */
    #emblem .img {
        padding-top: 5rem;
        padding-bottom: 5rem;
    }
}
/* =========================
  Section base
========================= */
.sec__body {
    position: relative;
    background-size: cover;
    background-position: center;
    padding: 3rem 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
#about .sec__body {
    background-image: url("../images/img-top-bg-about.webp");
}
#recruit .sec__body {
    background-image: url("../images/img-top-bg-recruit.webp");
}
#service .sec__body {
    background-image: url("../images/img-top-bg-service.webp");
}
.sec__body p {
    color: #FFF;
}
.sec__title {
    margin: 0;
    font-size: 9vw;
    letter-spacing: .06em;
    padding: 1rem 0;
    text-align: center;
}
.sec:nth-child(odd) p {
    text-align: end;
}
.sec:nth-child(even) p {
    text-align: start;
}
.sec__lead {
    font-size: 4.6vw;
    line-height: 1.8;
    letter-spacing: .08em;
    margin: 0;
}
.sec__text {
    font-size: 3.3vw;
    letter-spacing: .05em;
    margin: 2rem 0 3rem;
}
/* MORE BUTTON */
.sec:nth-child(odd) .btn-more {
    margin-left: auto;
}
.sec:nth-child(even) .btn-more {
    margin-right: auto;
}
.btn-more {
    font-size: 1.4rem;
    width: 200px;
    height: 60px;
    background: #fff;
    color: #333;
    text-decoration: none;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    letter-spacing: .14em;
}
.btn-more i {
    position: absolute;
    right: 1.4rem;
    width: 8px;
    height: 8px;
    border-right: 1px solid #333;
    border-bottom: 1px solid #333;
    transform: rotate(-45deg);
    transition: transform .3s ease;
}
/* hover */
.btn-more:hover i {
    transform: translateX(0.25em) rotate(-45deg);
}
/* =========================
  PC：左右テレコ＋斜めカット
========================= */
@media (min-width: 768px) {
    .sec__stage {
        position: relative;
        aspect-ratio: 2 / 1;
        overflow: hidden;
        margin-top: 5%;
        margin-bottom: 10%;
    }
    .sec__body {
        padding: 4%;
    }
    .sec__head {
        width: 50%;
        height: 90%;
        position: absolute;
        background: rgba(255, 255, 255, .6);
    }
    .sec:nth-child(odd) .sec__head {
        clip-path: polygon(0% 0%, /* 左上 */ 100% 0%, /* 右上 */ 57% 100%, /* 右下 */ 0% 100% /* 左下 */ );
    }
    .sec:nth-child(even) .sec__head {
        right: 0;
        clip-path: polygon(0% 0%, /* 左上 */ 100% 0%, /* 右上 */ 100% 100%, /* 右下 */ 43% 100% /* 左下 */ );
    }
    .sec__body {
        position: absolute;
        width: 90%;
        height: 90%;
        bottom: 0;
    }
    .sec:nth-child(odd) .sec__body {
        right: 0;
        clip-path: polygon(23% 0%, /* 左上 */ 100% 0%, /* 右上 */ 100% 100%, /* 右下 */ 0% 100% /* 左下 */ );
    }
    .sec:nth-child(even) .sec__body {
        clip-path: polygon(0% 0%, /* 左上 */ 77% 0%, /* 右上 */ 100% 100%, /* 右下 */ 0% 100% /* 左下 */ );
    }
    /* 白いベース（英字見出し背景とは別の、セクションの白ベース面） */
    .sec__head::before {
        content: "";
        background: rgba(255, 255, 255, .55);
        z-index: 0;
    }
    .sec:nth-child(odd) .sec__title {
        text-align: left;
    }
    .sec:nth-child(even) .sec__title {
        text-align: right;
    }
    .sec__title {
        font-size: 4vw;
        padding: 5% 10%;
        text-align: left;
    }
    .sec__lead {
        font-size: 2.5vw;
        line-height: 1.8;
        letter-spacing: .08em;
    }
    .sec__text {
        font-size: 1.5vw;
        margin: 3% 0 4%;
    }
    .sec:nth-child(odd) .sec__lead {
        padding-left: 20%;
    }
    .sec:nth-child(odd) .sec__text {
        padding-left: 15%;
    }
    .sec:nth-child(even) .sec__lead {
        padding-right: 20%;
    }
    .sec:nth-child(even) .sec__text {
        padding-right: 15%;
    }
    /* MORE BUTTON */
    .btn-more {
        font-size: 1.2rem;
        width: 200px;
        height: 54px;
    }
}