@charset "UTF-8";
/* ==================
common
=================== */

html {
    font-size: 62.5%;
}

body{
    background-color: #000;
    color: #FFFFFF;
    font-family:'Playfair Display',
                'Zen Old Mincho';
    line-height: normal;
}

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

/*==========================
fadeIn
==========================*/
.fadeIn{
    transform: translate(0, 50px);
    opacity: 0;
    transition: 0.8s;
}

.fadeIn.animated{
    transform: translate(0, 0);
    opacity: 1;
}

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

#header{
    display: flex;
    width: 100%;
    height: 60px;
    padding: 2px 10px;
    justify-content: space-between;
    align-items: center;
}

.header_ttl{
  color: #FFF;
  font-family: "Playfair Display";
  font-size: 1.8rem;
  font-weight: 600;
}

/* nav 初期表示 */
.nav {
    width: 100%;
    height: 100vh;
    padding: 24px 6.4%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    transform: translateX(-100%);
    transition: transform 0.4s;
}

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

.nav__header a{
    color: #000;
    font-family: "Playfair Display";
    font-size: 1.8rem;
    font-weight: 600;
}

.nav__list {
    display: flex;
    width: 217px;
    padding: 10px 22px;
    flex-direction: column;
    align-items: flex-start;
    gap: 33px;
    height: 236px;
    margin-top: 34px;
}

.nav__item {
    display: flex;
    align-items: center;
    gap: 3px;
}

.nav__txt{
    color: #000;
    font-family: "Playfair Display";
    font-size: 3.2rem;
    font-weight: 600;
}

/* nav.active表示 */
.nav.active {
    transform: translateX(0);
    background-color: rgba(255, 255, 255, 0.70);
}

.header__btn {
    display: block;
    width: 50px;
    height: 50px;
    cursor: pointer;
    position: absolute;
    margin-top: 5px;
    right: 6.4%;
}

/* .header pc */
@media screen and (min-width:769px) {
    #header {
        display: flex;
        width: 100%;
        height: 120px;
        padding: 0 19px;
        justify-content: space-between;
        align-items: center;
    }

    .header_ttl{
      font-size: 3.6rem;
    }

    .nav {
        background: transparent;
        width: auto;
        height: auto;
        position: static;
        transform: translate(0);
        display: flex;
        flex-direction: row;
        padding: 0 20px;
        align-items: center;
    }

    .nav__list {
        margin-top: 0;
        display: flex;
        flex-direction: row;
        padding: 0 20px;
        align-items: center;
        gap: 65px;
        width: 622px;
        height: 43px;
    }

    .nav__item {
        margin-top: 0;
        font-weight: 400;
        font-size: 3.2rem;
        line-height: normal;
        display: flex;
    }

    .nav__txt{
        color: #FFF;
        font-family: "Playfair Display";
        font-size: 3.2rem;
        font-weight: 600;
    }

    .nav__header {
        display: none;
    }

    .nav__item img {
        display: none;
        margin-right: 0;
    }

    .header__btn {
        display: none;
    }

}/* pc 769px */


/* ===================
Top
=================== */

/* スライドショーエリア（画像サイズ固定） */
.slideshow-container {
  position: relative;
  width: 1440px;
  height: 1012px;
  overflow: hidden;
  margin: 0 auto;
  margin-top: 85px;
}

/* スライドの基本 */
.slide {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
}

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

/* ロゴ（右下に固定） */
.logo-wrapper {
  position: absolute;
  right: 40px;
  bottom: 40px;
  width: 369px;
  height: 369px;
  pointer-events: none;
}

/* 半透明白の正方形ロゴ */

.logo-square {
  position: absolute;
  width: 369px;
  height: 369px;
  margin-bottom: 43px;
  background: rgba(255,255,255,0.7);
}

/* 正方形を斜め＆重ねる */
.square1 {
  right: 30px;
  bottom: 40px;
}

.square2 {
  right: -30px;
  bottom: -20px;
}

/* テキストはロゴの上に */
.logo-text {
  position: absolute;
  width: 274px;
  margin-top: 32px;
  margin-left: 60px;
}

.txt_name {
  color: #000;
  font-family: "Playfair Display";
  font-size: 6.4rem;
  font-weight: 600;
  width: 274px;
  height: 169px;
}

.txt_site {
  color: #000;
  text-align: right;
  font-family: "Playfair Display";
  font-size: 3.6rem;
  font-weight: 600;
  width: 274px;
  height: 42px;
  margin-top: 10px;
}

/* Logo SP */
@media screen and (max-width: 768px) {
  .logo-wrapper {
  position: absolute;
  right: 40px;
  bottom: -10px;
  width: 200px;
  height: 200px;
  pointer-events: none;
}

/* 半透明白の正方形ロゴ */

.logo-square {
  position: absolute;
  width: 150px;
  height: 150px;
  background: rgba(255,255,255,0.7);
}

/* 正方形を斜め＆重ねる */
.square1 {
  right: 0px;
  bottom: 3px;
}

.square2 {
  right: -30px;
  bottom: -20px;
}

/* テキストはロゴの上に */
.logo-text {
  position: absolute;
  width: 136px;
  height: 120px;
}

.txt_name {
  font-size: 3.2rem;
  display: flex;
  width: 136px;
  height: 100px;
  margin-left: 25px;
  margin-top: 20px;
}

.txt_site {
  margin: 0;
  color: #000;
  font-size: 1.6rem;
  margin-left: 10px;
  width: 136px;
  height: 21px;
  margin-left: 25px;
} 
}

/* SPサイズ（画面幅が小さい時に切り替え） */
@media (max-width: 768px) {
  .slideshow-container {
    width: 375px;
    height: 500px;
  }
}

/* PC/SP 表示切り替え */
.pc-slide { display: block; }
.sp-slide { display: none; }

@media (max-width: 768px) {
  .pc-slide { display: none; }
  .sp-slide { display: block; }

  .slideshow-container{
    margin-top: 135px;
  }
}

/* ====================
About
==================== */
#about{
  display: flex;
  width: 375px;
  padding: 26px 28px;
  flex-direction: column;
  align-items: center;
  gap: 48px;
  margin: 0 auto;
}

.ttl{
    font-size: 3.2rem;
    font-weight: 600;
    margin-top: 86px;
    display: flex;
    padding: 3px 40px;
    justify-content: center;
    align-items: center;
}

.Prof_pc{
    display: none;
}

.Prof_sp{
  display: block;
}

.ttl_name{
    display: flex;
    width: 210px;
    padding: 0 51px;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    margin: 0 auto;
}

.name_ja{
    color: #FFF;
    font-family: "Zen Old Mincho";
    font-size: 2.4rem;
    font-weight: 700;
}

.name_en{
    color: #FFF;
    font-family: "Zen Old Mincho";
    font-size: 1.5rem;
    font-weight: 700;
}

.txt{
    color: #FFF;
    font-family: "Zen Old Mincho";
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto;
    width: 279px;
    margin-top: 48px;
}

.btn{
    background-color: #FFF;
    display: flex;
    height: 35px;
    width: 118px;
    padding: 5px 0 6px 11px;
    align-items: center;
    margin: 20px 48px 26px 209px;
}

.btn:hover{
  opacity: 0.7;
}

.btn_txt{
    color: #000;
    font-family: "Zen Old Mincho";
    font-size: 1.5rem;
    font-weight: 700;
}

/* about PC */
@media screen and (min-width:769px) {
  #about{
    padding: 26px 28px;
    gap: 48px;
    width: 100%;
  }

  .ttl{
    color: #FFF;
    font-family: "Playfair Display";
    font-size: 6.4rem;
    font-weight: 600;
    margin-top: 164px;
  }

  .Prof_pc{
    display: block;
    margin: 0 auto;
    margin-top: 48px;
    width: 1000px;
    height: 1333px;
  }

  .Prof_sp{
    display: none;
  }

  .ttl_name{
    display: flex;
    padding: 0 51px;
    align-items: center;
    gap: 4px;
    margin-top: 49px;
    width: 322px;
    height: 120px;
  }

  .name_ja{
    font-size: 4.8rem;
    font-weight: 700;
  }

  .name_en{
    font-size: 3.2rem;
    font-weight: 700;
  }

  .txt{
    font-size: 3.2rem;
    width: 960px;
    height: 138px;
  }

  .spBr{
    display: none;
  }

  .btn{
    display: flex;
    width: 300px;
    height: 89px;
    padding: 10px 30px 24px 38px;
    margin: 20px 240px 252px 900px;
  }

  .btn_txt{
    display: flex;
    width: 224px;
    height: 40px;
    font-size: 3.6rem;
    font-weight: 700;
  }
}

/* ===================
practice
===================== */

#practice{
    background-color: #2D2C2C;;
}

.ttl_practice{
    color: #FFF;
    font-family: "Playfair Display";
    font-size: 3.2rem;
    font-weight: 600;
    justify-content: center;
    align-items: center;
    display: flex;
    padding: 3px 40px;
}

.practice_child{
    display: flex;
    padding: 8px 0;
    align-items: center;
    justify-content: center;
    gap: 30px;
    font-family: "Playfair Display";
    font-size: 1.6rem;
    font-weight: 600;
    margin-top: 20px;
}

.practice_contents{
    display: flex;
    padding: 31px 6px;
    justify-content: center;
    align-items: center;
    gap: 10px;
    flex-direction: column;
}

.contents_ttl{
    font-family: "Playfair Display";
    font-size: 2.4rem;
    font-weight: 600;
}

.contents_list{
    display: flex;
    width: 363px;
    padding: 50px 30px;
    flex-direction: column;
    align-items: center;
    gap: 64px;
}

.contents_list_web{
  background: url(<path-to-image>) lightgray 50% / cover no-repeat;
  box-shadow: 10px 10px 10px 0 rgba(0, 0, 0, 0.25);  
}

.contents_list_web:hover,
.contents_list_itemSP:hover{
  opacity: 0.9;
}

/* Practice PC */
@media screen and (min-width:769px) {
  #practice{
    display: flex;
    width: 1440px;
    padding: 120px 29px;
    flex-direction: column;
    align-items: center;
    gap: 150px;
  }

  .ttl_practice{
    font-size: 6.4rem;
    font-weight: 600;
  }

  .practice_child{
    display: flex;
    align-items: center;
    gap: 90px;
  }

  .practice_child{
    font-size: 4rem;
  }

  .contents_list{
    padding: 31px 51px;
    align-items: center;
    justify-content: center;
    gap: 190px;
    flex-direction: row;
    width: 1388px;
  }

  .contents_ttl{
    font-size: 4.8rem;
  }

}

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

.footer{
    display: flex;
    width: 137px;
    padding: 10px;
    align-items: flex-start;
    font-size: 1.8rem;
    font-weight: 600;
    margin: 54px 0;
}

/* footer PC */
@media screen and (min-width:769px) {
  .footer{
    font-size: 3.6rem;
    display: flex;
    width: 1440px;
    padding: 0 19px;
  }
}

/*==========================
scrollTop
==========================*/
.topBtn{
    display: inline-block;
    padding: 18px;
    border-radius: 50%;
    background-color:white;
    color: #000;
    font-size: 1.2rem;

    position: fixed;
    bottom: 1.4%;
    right: 1.4%;
}

/* footer PC */
@media screen and (min-width:769px) {
  .footer{
    font-size: 3.6rem;
    display: flex;
    width: 1440px;
    padding: 0 19px;
    margin-top: 270px;
  }
}