/*header*/

header {
    margin: 0 auto;
    padding: 25px 35px 12px;
    z-index: 555;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    mix-blend-mode: difference;
    line-height: 0;
    position: fixed;
    right: 0;
    top: 10px;
}

header img {
    width: 15vw;
    max-width: 120px;
    height: auto;
}

.nav__list {
    list-style: none;
    margin: 0;
    display: flex;
    text-shadow: none;
}

.nav__item {
    font-size: 16px;
    letter-spacing: 0.04em;
    padding: 30px 2px;
    margin-left: 20px;
}


/*スマホ*/

.sp-nav {
    display: none;
}

@media screen and (max-width: 700px) {
    .pc-nav {
        display: none;
    }
    .sp-nav {
        display: block;
    }
    header {
        mix-blend-mode: unset;
        padding: 0;
    }
    header a {
        color: #000;
    }
    .header-sp {
        left: 0;
        top: 0;
        width: 100%;
    }
    .global-nav {
        position: fixed;
        left: 100vw;
        /* これで隠れる */
        top: 0;
        width: 100vw;
        /* スマホに収まるくらい */
        height: 100vh;
        padding-top: 40px;
        background-size: 50px auto;
        transition: all .8s ease;
        z-index: 200;
        overflow-y: auto;
        /* メニューが多くなったらスクロールできるように */
    }
    .hamburger {
        position: absolute;
        width: 60px;
        /* クリックしやすいようにちゃんと幅を指定する */
        height: 40px;
        /* クリックしやすいようにちゃんと高さを指定する */
        cursor: pointer;
        z-index: 300;
        display: inline;
        right: 0%;
        margin: 1.4%;
    }
    .global-nav__list {
        margin: 0;
        list-style: none;
        vertical-align: top;
        width: 40%;
        padding-top: 50px;
    }
    .global-nav__item {
        text-align: left;
        padding: 16px 7px;
        font-size: 4vw;
    }
    .global-nav__item a {
        color: #3e4f5e!important;
        position: relative;
        display: inline-block;
        text-decoration: none
    }
    .hamburger__line {
        position: absolute;
        left: 16px;
        width: 27px;
        height: 2px;
        background-color: #000000;
        transition: all .6s;
        margin-top: 30px;
    }
    .hamburger__line--1 {
        bottom: 14px;
    }
    .hamburger__line--2 {
        bottom: 20px;
    }
    .hamburger__line--3 {
        bottom: 26px;
    }
    .black-bg {
        position: fixed;
        left: 100vw;
        top: 0;
        width: 100vw;
        height: 100vh;
        z-index: 100;
        background-color: #ffffff70;
        transition: all .5s ease;
        cursor: pointer;
        visibility: hidden;
        backdrop-filter: blur(5px);
    }
    /* 表示された時用のCSS */
    .nav-open .global-nav {
        left: 0;
    }
    .nav-open .black-bg {
        visibility: visible;
        left: 0;
    }
    .nav-open .hamburger__line--1 {
        transform: rotate(45deg);
        bottom: 20px;
    }
    .nav-open .hamburger__line--2 {
        width: 0;
        left: 50%;
    }
    .nav-open .hamburger__line--3 {
        transform: rotate(-45deg);
        bottom: 20px;
    }
    .nav__item {
        font-size: clamp(2.0rem, 2.8vw, 2.2rem);
    }
}

footer {
    text-align: center;
    background: #fff;
    color: #3e4f5e;
    font-size: 14px;
    line-height: 180%;
    letter-spacing: 0.02em;
    padding: 24px 0;
}