html {
    width: 100%;
    overflow-x: hidden;
    scroll-behavior: smooth;
    scroll-padding-top: 82px;
}

body {
    width: 100%;
    background-color: #09062E;
    font-family: "Noto Sans JP", sans-serif;
    color: #fff;
}

.main {
    width: 100%;
}

img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

.pc {
    display: block;
}

.sp {
    display: none;
}

.title__wrap {
    width: fit-content;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.title {
    color: #fff;
    font-size: 42px;
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: 0.04em;
}

.title--english {
    color: #fff;
    font-size: 16px;
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: 0;
    text-align: center;
}

@media (max-width: 1440px) {
    
    .title__wrap {
        gap: 1.111vw;
    }
    
    .title {
        font-size: 2.917vw;
    }
    
    .title--english {
        font-size: 1.111vw;
    }
}

@media (max-width: 768px) {

    html {
        scroll-padding-top: 60px;
    }
    
    .pc {
        display: none;
    }

    .sp {
        display: block;
    }

    .title__wrap {
        width: fit-content;
        display: flex;
        flex-direction: column;
        gap: 16px;
    }
    
    .title {
        font-size: 24px;
    }
    
    .title--english {
        font-size: 16px;
        font-weight: 400;
    }
}

/* header */

.header {
    width: 100%;
    height: 82px;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
}

.header__container {
    width: 1440px;
    height: 100%;
    margin: 0 auto;
    padding: 0 80px;
    display: flex;
    flex-direction: row-reverse;
    justify-content: space-between;
    align-items: center;
}

.header__logo {
    width: 80px;
    height: 59px;
}

.header__nav {
    width: 976px;
    display: flex;
    flex-direction: row-reverse;
    justify-content: space-between;
    align-items: center;

    width: fit-content; /* 仮 */
}

.header__nav-list {
    display: flex;
    list-style: none;
    gap: 40px;
}

.header__nav-item {
    font-size: 16px;
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: 0;
}

.header__nav-item a {
    color: white;
    text-decoration: none;
    position: relative;
    transition: all 0.3s ease-in-out;
}

.header__nav-item a:hover {
    background: linear-gradient(90deg, #E13CCE 0%, #72B1FF 47%, #AD5AF5 88%, #AD5AF5 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header__nav-btn {
    width: 224px;
    height: 58px;
    background-image: url('../images/header__nav-btn.png');
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 16px;
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: 0;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.header__nav-btn:hover {
    opacity: 0.7;
}

@media (max-width: 1440px) {

    .header {
        height: 5.694vw;
    }

    .header__container {
        width: 100vw;
        height: 100%;
        margin: 0 auto;
        padding: 0 5.556vw;
    }

    .header__logo {
        width: 5.556vw;
        height: 4.097vw;
    }

    .header__nav {
        width: 67.778vw;
    }

    .header__nav-list {
        gap: 2.778vw;
    }

    .header__nav-item {
        font-size: 1.111vw;
    }

    .header__nav-btn {
        width: 15.556vw;
        height: 4.028vw;
        font-size: 1.111vw;
    }
}

@media (max-width: 768px) {
    
    .header {
        width: 100%;
        height: 57px;
        position: fixed;
        top: 0;
        left: 0;
    }

    .header__container {
        width: 100%;
        height: 100%;
        margin: 0 auto;
        padding: 0 20px 0 69px;
    }

    .header__logo {
        width: 80px;
        height: 59px;
    }

    .header__nav {
        width: 175px;
        display: flex;
        justify-content: space-between;
        align-items: center;

        display: none; /* 仮 */
    }

    .header__nav-list {
        display: none;
    }

    .header__nav-btn {
        width: 175px;
        height: 41px;
        font-size: 13px;
        text-decoration: none;
        background-image: url('../images/sp-header__nav-btn.png');
    }
}

.footer {
    width: 100%;
    border-top: 1px solid #8A8A8A;
    
}

.footer__container {
    width: 1440px;
    margin: 0 auto;
    padding: 32px 0 32px 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer__logo {
    width: 131px;
    height: 44px;
}

.footer__links {
    width: 453px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.footer__links-list {
    display: flex;
    list-style: none;
    gap: 32px;
}

.footer__links-list li {
    font-size: 16px;
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: 0;
}

.footer__links-list li a {
    color: white;
    text-decoration: none;
}

.footer__links-text {
    font-size: 12px;
    font-weight: 400;
    line-height: 1;
    letter-spacing: 0;
}

@media (max-width: 1440px) {
    
    
    .footer__container {
        width: 100vw;
        margin: 0 auto;
        padding: 2.222vw 0 2.222vw 5.556vw;
    }
    
    .footer__logo {
        width: 9.097vw;
        height: 3.056vw;
    }
    
    .footer__links {
        width: 31.458vw;
        gap: 1.667vw;
    }
    
    .footer__links-list {
        gap: 2.222vw;
    }
    
    .footer__links-list li {
        font-size: 1.111vw;
    }
    
    .footer__links-text {
        font-size: 0.833vw;
    }
}

@media (max-width: 768px) {

    .footer__container {
        width: 375px;
        margin: 0 auto;
        padding: 32px 20px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        align-items: center;
        gap: 24px;
    }

    .footer__logo {
        width: 131px;
        height: 44px;
    }

    .footer__links {
        width: 335px;
        display: flex;
        flex-direction: column;
        gap: 24px;
    }

    .footer__links-list {
        display: flex;
        flex-direction: column;
        align-items: center;
        list-style: none;
        gap: 24px;
    }

    .footer__links-list li {
        font-size: 16px;
    }

    .footer__links-text {
        font-size: 12px;
        line-height: 1.6;
        text-align: center;
    }
}


.sp-menu {
    display: none;
}

@media screen and (max-width: 760px) {
    .sp-menu {
        display: flex;
        justify-content: center;
        align-items: flex-start;
        position: fixed;
        top: 0;
        right: 0;
        width: 100vw;
        height: 100vh;
        z-index: 100;
        background-color: #0B0637;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.4s ease-in-out;
        padding-top: 74px;
    }

    .sp-menu.active {
        pointer-events: auto;
        opacity: 1;
    }

    .sp-menu__wrap {
        width: 74.667vw;
        display: flex;
        flex-direction: column;
        gap: 4.267vw;
    }

    .sp-menu__text {
        color: white;
        font-size: 4.267vw;
        font-weight: 500;
        line-height: 1.6;
        text-align: center;
    }

    .sp-menu__text a {
        text-decoration: none;
        color: unset;
    }

    .sp-menu__btn {
        background-image: url('../images/sp-menu__btn.png');
        background-size: cover;
        background-position: center;
        background-repeat: no-repeat;
        color: white;
        width: 74.667vw;
        height: 13.333vw;
        display: flex;
        justify-content: center;
        align-items: center;
        text-decoration: none;
        font-size: 4.267vw;
        font-weight: 500;
        line-height: 1.6;
    }
}



.hamburger-btn {
    display: none;
}

@media screen and (max-width: 760px) {
    .hamburger-btn {
        position: fixed;
        top: 21.3px;
        left: 27.6px;
        width: 16.8px;
        height: 14px;
        z-index: 200;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        align-items: center;
        row-gap: 3px;
        transition: transform .3s ease-in-out;
        cursor: pointer;
    }

    .hamburger-btn.active {
        left: unset;
        right: 27.6px;
    }
}

.hamburger-btn__line {
    width: 16.8px;
    height: 2px;
    background-color: white;
    transition: transform .3s ease-in-out;
}

.hamburger-btn.active .hamburger-btn__line:first-child {
    background-color: white;
    transform: rotate(45deg) translate(3.21px, 5.5px);
}

.hamburger-btn.active .hamburger-btn__line:nth-child(2) {
    opacity: 0;
    background-color: white;
} 

.hamburger-btn.active .hamburger-btn__line:last-child {
    background-color: white;
    transform: rotate(-45deg) translate(3.21px, -5.5px);
}