@charset "UTF-8";

/* =======================
common
========================== */

:root {
    /* 背景色 */
    --bg-primary: #090909;  /* メイン背景色 */
    --bg-secondary: #0d1119;  /* メイン背景色 */

    /* 文字色 */
    --font-primary: #fcfcfc;  /* メイン文字色 */
    --font-secondary: #FFFF;  /* サブ文字色色 */
    
    /* border カラー */
    --border-primary: #90FDFF;  /* アクセントカラー */
    --border-secondary: #FF5E99;  /* アクセントカラー */


    /* 左右の余白 */
    --contentPadding : 6.4%
}



body {
    color: var(--font-primary);
    font-family:'Noto Sans JP', Arial, Helvetica, sans-serif;
    font-style: normal;
    line-height: 2.0; /* 23.4px */
    background-color:  var(--bg-primary) ;
    letter-spacing: 1.3px;
    width: 100%;
    margin: 0;
    padding: 0;    
    height: 100vh;
    background-color: var(--bg-primary);
    font-weight: 400;
}

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


html {
    font-size:  63.5%;
}

p {
    text-align: justify;
}

a,button {
    cursor: pointer;
}


.br {
    margin-bottom: 20px;
}








/* ============================
header
=============================== */


/* header */
.header {
    background-color:  var(--bg-primary) ;
    padding: 24px 6.4% 0;
    display: flex;
    justify-content: space-between; /* 右寄せ */
    align-items: center; /* 縦方向中央寄せ */
}

.logo {
    font-size: 1.4rem;
    font-family: 'Mochiy Pop One', Arial, Helvetica, sans-serif;
    margin-top: 5px;
    display: block;
}


.hamburger, .nav__btn {
    font-size: 1.6rem;
    padding: 0px 20px;
    border-radius: 20px;
    color: var(--font-primary);
    transition: transform .2s;
}

.close {
    color: var(--font-primary);
    font-family:'Inter', Arial, Helvetica, sans-serif;
    font-size: 1.8rem;
    letter-spacing: 2px;
    display: block;
    margin-left: auto;
    font-weight: 500;

}

.hamburger:active, .nav__btn:active {
    color: var(--border-primary);
    transform: scale(0.95);
}

.nav {
  position: fixed;
  top: 0;
  right: 0;
  width: 56%;
  height: 55vh;
  transform: translateX(100%);
  transition: transform 0.4s;
  z-index: 100;
  background: rgba(13, 17, 25, 0.85);
  box-shadow: 0px 4px 4px 0px rgba(143, 253, 255, 0.40);
  padding: 24px 6.4% 54px 30px;
} 

.nav.active {
  transform: translateX(0);
}

.nav__header {
  padding: 30px 6.4%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav__item {
    font-size: 1.8rem;
    font-family:'Inter', Arial, Helvetica, sans-serif;
    font-weight: 400;
    gap: 0 8px;
    text-align: right;
    margin-top: 24px;
}



.nav__item .nav__link:active   {
    text-shadow: 2px 2px 10px rgba(255, 255, 255, 1); /* 白影がっつり */
    color: var(--border-primary);
}


.nav__link {
  text-decoration: none;
  display: block;
  color: var(--font-primary);
  transition: text-shadow 0.3s ease, color 0.3s ease;

}



@media screen and (min-width: 769px) {
   .header {
        background-color:  var(--bg-primary) ;
        padding: 60px 6.25%;
        display: flex;
        justify-content: space-between; /* 右寄せ */
        align-items: center; /* 縦方向中央寄せ */
    }


    .logo {
        font-size: 1.6rem;
        display: block;
        margin-top: 5px;
    }

    .logo:hover {
        color: var(--border-secondary);
        text-shadow: 2px 2px 10px rgba(255, 255, 255, 1); /* 白影がっつり */

    }
    

    .close {
        display: none;

    }

    .hamburger:active, .nav__btn:active {
        display: none;
    }

    .nav {
        position: static; /* 固定解除 */
        height: auto;
        transform: none; /* スライド解除 */
        box-shadow: none; /* ハンバーガー用影は不要 */
        background: transparent; /* 背景透明 */
        padding: 0;
        width: auto;
    } 

    
    /* ハンバーガー関連は全部削除するか無視 */
    .hamburger,
    .nav__btn,
    .nav.active {
        display: none !important;
    }

    .nav__header {
        padding: 30px 6.4%;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .nav__list {
        display: flex;
        align-items: center;
    }

    .nav__item {
        font-size: 1.6rem;
        font-family:'Inter', Arial, Helvetica, sans-serif;
        font-weight: 700;
        gap: 0 0;
        text-align: right;
        margin-left: 50px;
        margin-top: 0;
    }

    .nav__item .nav__link:hover   {
        text-shadow: 2px 2px 10px rgba(255, 255, 255, 1); /* 白影がっつり */
        color: var(--border-primary);
    }


    .nav__link {
        text-decoration: none;
        display: block;
        transition: text-shadow 0.3s ease, color 0.3s ease;

    }
}



 



/* pc 769px */

/* ============================
main
=============================== */

/* common */

.section {
    padding: 75px var(--contentPadding ,6.4%);
    background-color:  var(--bg-primary) ;

}

.section_title {
    font-family: "Mochiy Pop One", Arial, Helvetica, sans-serif;
    font-size: 3.6rem;
    letter-spacing: 3px;
}

.fv__text {
    font-size: 10.6vw;
    font-weight: 700;
    line-height: 1.8;
    letter-spacing: 6px;
    text-align: center;
    font-family:'Dela Gothic One', Arial, Helvetica, sans-serif;
    text-shadow: -2px -2px 2px var(--border-secondary), 2px 2px 2px var(--border-primary);
}



.ttitle-option {
    font-size: 1.8rem;
    letter-spacing: 3px;
}

.pc-display {
    display: none ;
}


.aboutBtn a:active {
  color: var(--border-primary);
}

.arrow {
  position: relative;
  display: inline-block;
  width: 16px;
  height: 1px;
  margin: 4px 0;
  border-radius: 9999px;
  background-color: var(--font-primary);
  margin-left: 10px;
}

.arrow::before,
.arrow::after {
  content: "";
  position: absolute;
  top: calc(50% - 0.5px);
  right: 0;
  width: 8px;
  height: 1px;
  border-radius: 9999px;
  background-color: var(--font-primary);
  transform-origin: calc(100% - 0.5px) 50%;
}

.arrow::before {
  transform: rotate(35deg);
}

.arrow::after {
  transform: rotate(-35deg);
}


.about-title {
  font-size: 3.4rem;
  letter-spacing: 3px;
}

.title-sub {
    font-size: 1.6rem;
}



.arrow1 {
  position: relative;
  display: inline-block;
  width: 58px;
  height: 3px;
  margin: 4px 0 4px 20px;
  border-radius: 9999px;
  background-color: var(--font-primary);
  vertical-align: middle; 

}

.arrow1::before,
.arrow1::after {
  content: "";
  position: absolute;
  top: calc(50% - 1.5px);
  right: 0;
  width: 12px;
  height: 3px;
  border-radius: 9999px;
  background-color: var(--font-primary);
  transform-origin: calc(100% - 1.5px) 50%;
}

.arrow1::before {
  transform: rotate(35deg);
}

.arrow1::after {
  transform: rotate(-35deg);
}



/* main pc */
@media screen and (min-width: 769px) {
    /* common pc */
    .section {
        padding: 120px 6.25%;
    }

    .section_title {
        font-size: 3.6rem;
        line-height: 1.5;
    }

    .strength-item {
        font-size: 9.0rem;
    }

    .ttitle-option {
        font-size: 2rem;
        letter-spacing: 3px;
        margin-top: 15px;
    }

    .pc-display {
        display: block;
    }

    .sp-display {
        display: none ;
    }

    .fv__text {
        line-height: 1.4;
        letter-spacing: 14px;
        margin-left: 0;
        text-shadow: -3px -4px 4px var(--border-secondary), 4px 5px 2px var(--border-primary);
        font-size: 9.02vw;
        line-height: 160%; /* 208px */
    }


    .aboutBtn {
        font-size: 9.0rem;
    }

    .arrow1 {
        position: relative;
        display: inline-block;
        width: 78px;
        height: 3px;
        margin: 4px 0 4px 20px;
        border-radius: 9999px;
        background-color: var(--font-primary);
        vertical-align: middle; 

    }

    .arrow1::before,
    .arrow1::after {
        content: "";
        position: absolute;
        top: calc(50% - 1.5px);
        right: 0;
        width: 12px;
        height: 3px;
        border-radius: 9999px;
        background-color: var(--font-primary);
        transform-origin: calc(100% - 1.5px) 50%;
    }

    .arrow1::before {
        transform: rotate(35deg);
    }

    .arrow1::after {
        transform: rotate(-35deg);
    }

   

} /* pc 769px */

/* ============================
TOP以外共通
=============================== */

.section--page {
    padding: 75px var(--contentPadding) 0;
}
    
.page-sub {
    color: var( --font-secondary);
    font-family:'Noto Sans JP', Arial, Helvetica, sans-serif;
    font-size: 1.6rem;
    line-height: 180%; /* 28.8px */
    margin-top: 15px;
}

.page-size {
    font-size: 4rem;
    font-family:'Noto Sans JP', Arial, Helvetica, sans-serif;
    font-weight: 900;
    text-align: left;
    text-shadow: none;

}

@media screen and (min-width: 900px)  {
    
    .section--page {
        padding: 50px 6.25% 0;
    }
    
    .page-sub {
        font-size: 3.0rem;
    }

    .page-size {
        font-size: 12rem;
        font-family:'Noto Sans JP', Arial, Helvetica, sans-serif;
        font-weight: 900;
    }
}

/* ============================
loop
=============================== */

.scroll-infinity {
  overflow: hidden; /* ここにoverflow:hiddenが必須 */
  width: 100vw; /* 表示領域に合わせる */
}

.scroll-infinity__wrap {
  display: flex;
  width: max-content; /* 子要素の幅に合わせる */
}

.scroll-infinity__list {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
}

.scroll-infinity__list--left {
  display: flex;
  animation: infinity-scroll-left 50s linear infinite;
}

.scroll-infinity__item {
  flex-shrink: 0; /* 縮まらない */
  width: 700px; /* 固定幅で調整してください */
}

.scroll-infinity__item > img {
  width: 100%;
  object-fit: contain;
  height: auto;  /* 高さ自動で縦横比キープ */
  max-height: 150px; /* 高さの上限を設定（必要に応じて調整） */
}

@keyframes infinity-scroll-left {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%); /* リストの半分だけずらす */
  }
}



/* ============================
footer
=============================== */

.footer {
    background-color:  var(--bg-primary) ;
    padding: 66px var(--contentPadding ,6.4%)  101px;
    color: var(--font-primary);
    font-family:'Inter', Arial, Helvetica, sans-serif;

}
.footer-content {
    margin: 40px 20px 0 0 ;
    display: flex;
    justify-content: space-between;
    padding: 0 0 70px 20px;
    position: relative;
}

.sns {
  text-decoration: none;
  font-size: 3.5rem;
}



.sns a {
  text-decoration: none;
  display: inline-block;
  color: var(--font-primary);
}

.sns a:active {
    color: var(--border-primary);
}


.arrow4 {
  position: relative;
  display: inline-block;
  width: 90px;
  height: 4px;
  border-radius: 9999px;
  background-color: var(--font-primary);
  margin: 0 0 7px 30px;
  vertical-align: middle;

}

.arrow4::before,
.arrow4::after {
  content: "";
  position: absolute;
  top: calc(50% - 2px);
  right: 0;
  width: 20px;
  height: 4px;
  border-radius: 9999px;
  background-color: var(--font-primary);
  transform-origin: calc(100% - 2px) 50%;
}

.arrow4::before {
  transform: rotate(35deg);
}

.arrow4::after {
  transform: rotate(-35deg);
}

.sns a:active .arrow4 {
    background-color: var(--border-primary);
}

.sns a:active .arrow4::before,
.sns a:active  .arrow4::after {
    background-color: var(--border-primary);
}

.arrow4.pc-display {
    display: none;
}


.footer-bottom {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-top: 40px;
}

.navBtn {
  display: flex;
  flex-direction: column; /* 子要素を縦に並べる */
  align-items: center;    /* 中央揃え（左右） */
  justify-content: center; /* 中央揃え（上下） 必要なら */
  gap: 4px; /* アイコンとテキストの間にスペース */
}

.Btn__txt {
    font-size: 1.8rem;
    font-weight: 500;
    line-height: 1.8;
}

.copy {
    font-size: 1.6rem;
    margin-top: 28px;
}

.copy-year {
    font-family: "Libre Barcode 128 Text";
    font-size: 4.5rem;
    margin-left: 4px;
}

.small {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 22px;
    border: 1px solid var(--font-primary);
}

.navBtn:active {
    color: var(--border-primary);
}


/* footer pc */

@media screen and (min-width: 769px) {
    .footer {

        padding: 100px 7% ;
    }

    .foooter-content {
        margin: 40px 20px 0 0 ;
        display: flex;
        justify-content: space-between;
        padding: 0 0 70px 20px;
        position: relative;
    }

    .sns {
        text-decoration: none;
        font-size: 9.0rem;
    }

    .sns a:hover {
        color: var(--border-primary);
    }

    .arrow4 {
        width: 144px;
        height: 7px;
        margin: 12px 0 20px 30px;
        vertical-align: middle;
    }

    .arrow4::before,
    .arrow4::after {
        top: calc(50% - 3.5px);
        width: 32px;
        height: 7px;
        transform-origin: calc(100% - 3.5px) 50%;
    }

    .sns a:hover .arrow4 {
        background-color: var(--border-primary);
    }

    .sns a:hover .arrow4::before,
    .sns a:hover  .arrow4::after {
        background-color: var(--border-primary);
    }

    .arrow4.sp-display {
        display: none;
    }

    .arrow4.pc-display {
        display: inline-block;
    }

    .footer-bottom {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
    }

    .navBtn {
        display: flex;
        flex-direction: column; /* 子要素を縦に並べる */
        align-items: center;    /* 中央揃え（左右） */
        justify-content: center; /* 中央揃え（上下） 必要なら */
        gap: 4px; /* アイコンとテキストの間にスペース */
    }

    .Btn__txt {
        font-size: 1.8rem;
        font-weight: 500;
        line-height: 1.8;
    }

    .copy {
        font-size: 1.6rem;
        margin-top: 28px;
    }

    .copy-year {
        font-family: "Libre Barcode 128 Text";
        font-size: 4.5rem;
        margin-left: 4px;
    }

    .small {
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 0 22px;
    }


    .navBtn:hover {
        color: var(--border-primary);
    }

}