@charset "utf-8";

/* 共通------------------------------------
------------------------------------------- */
/* *,
::before,
::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-weight: normal;
} */
:root {
  --colorMain1: #3cd6d6;
  --colorMain2: #f293a2;
  --colorSub: #4d4d4d;
  --colorBack1: #d7f2f0;
  --colorBack2: #f2f2f2;
  --colorBack3: #f9e6ea;
  --colorShadow: #999;
  --colorSide: #1a1a1a;
  --colorLine: #e6e6e6;
  --colorText: #333333;
}
html {
  font-size: 10px;
  scroll-behavior: smooth;
}
body {
  /* font-family: 'Zen Kaku Gothic New', serif; */
  font-family: 'Kosugi Maru', sans-serif;
  font-size: 1.6em;
  line-height: 1;
}
img {
  max-width: 100%;
  vertical-align: bottom;
}
a {
  color: inherit;
  text-decoration: none;
}
ul {
  list-style: none;
}
.container {
  max-width: 1300px;
  width: 100%;
}

h1 {
  font-size: 30px;
}
h2 {
  font-size: 28px;
  font-weight: 500;
}

/* ::before,
::after {
  content: '';
  background-repeat: no-repeat;
  background-size: contain;
  width: 100%;
  /* 位置 */
/* display: block;
  position: absolute;
} */

@media (max-width: 428px) {
  h2 {
    font-size: 20px;
  }
}

/* ==========================
 共通項目
================================*/
/* レイアウト */

main > section {
  padding: 0px;
  margin: 0px;
  overflow: hidden;
}
.container {
  margin: 0 auto;
  max-width: 1280px;
}
.flex {
  display: flex;
  align-items: center;
  justify-content: center;
}
.sectTtl {
  text-align: center;
  padding: 5em 0 1.2rem;
  margin: 0 0 3rem;
  background-image: linear-gradient(90deg, var(--colorMain1) 0 20%, var(--colorSub) 20%);
  background-repeat: no-repeat;
  background-size: 17rem 3px;
  background-position: bottom;
}

/* =======================
 メイン
================================ */
body {
  background: url('../_img/db.png') center/contain;
  /* background-color: rgba(255, 255, 255, 0.9);
  background-blend-mode: lighten; */
}

.inform {
  border-radius: 100px;
}

.inform h2,
#practice h2 {
  text-align: center;
  font-size: 30px;
  margin-top: 2em;
  /* color: #555; */
  font-family: 'Kosugi Maru', sans-serif;
}

.inform p {
  margin: 2em auto;
  line-height: 1.8em;
  font-size: 18px;
  width: 65%;
  /* color: #555; */
  font-family: 'Kosugi Maru', sans-serif;
  text-align: justify;
  line-height: 1.8;
  background-color: rgba(255, 255, 255, 0.7);
  padding: 20px 40px;
}

.inform strong {
  font-weight: 500;
  font-size: 20px;
}

/* ===========================
ボタン
============================== */

.flexbtn {
  display: flex;
  justify-content: center;
  /* flex-direction: row; */
  align-items: center;
  text-align: center;
  width: 80%;
  margin: 0 auto;
}

.batbtn img {
  width: 50%;
  box-shadow: 0 5px 3px rgba(0, 0, 0, 0.4);
  border-radius: 50px;
  border: solid 1px #000000;
}

.batbtn :hover {
  box-shadow: 0 0 0;
  border-radius: 50px;
  transform: translateY(3px);
}

/* =============================
 練習風景
 =============================== */

.images img {
  width: 45%;
  height: auto;
  /* aspect-ratio: 1 / 1; */
  object-fit: cover;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.photo-container05 {
  position: relative;
  display: block;
  width: 80%;
  margin-inline: auto;
  line-height: 0;
  background-color: #ffbac8;
  padding: 25px 20px 20px;
  border: 1px solid #ccc;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  text-align: center;
  margin: 3em auto;
}

.photo-container06 {
  position: relative;
  display: block;
  width: 80%;
  margin-inline: auto;
  line-height: 0;
  background-color: #aef5f0;
  padding: 25px 20px 20px;
  border: 1px solid #ccc;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  text-align: center;
  margin: 3em auto;
}

.captiontop {
  margin: 10px auto;
  padding-bottom: 20px;
  font-size: 25px;
  /* color: #555; */
  font-family: 'Kosugi Maru', sans-serif;
}

.captionbottom {
  margin: 40px auto;
  /* padding-bottom: 20px; */
  font-size: 16px;
  /* color: #555; */
  font-family: 'Kosugi Maru', sans-serif;
  width: 90%;
}
.captionbottom p {
  line-height: 1.5;
}

.interview {
  background-color: #fff;
  border-radius: 50px;
  display: flex;
  padding: 20px 10px;
  margin: 40px auto;
  justify-content: space-around;
  align-items: center;
}

.interviewlogo {
  background: url('../_img/ball.webp') no-repeat center/116% auto;
  background-color: rgba(255, 255, 255, 0.5);
  background-blend-mode: lighten;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 4px 5px rgba(0, 0, 0, 0.4);
  aspect-ratio: 1 / 1;
}

.splogo {
  display: none;
}

.interviewlogo p {
  font-size: 15px;
  font-weight: 600;
  margin-top: 30px;
  padding: 20px;
}

.interviewB {
  width: 70%;
}

.triangle {
  background: #4d4d4d;
  height: calc(60px / 2 * tan(60deg));
  width: 60px;
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  margin: 0 auto;
}

.gamesSlide img {
  width: auto;
  /* height: 50vh; */
  margin: 0 3px;
}

.questionP span {
  font-weight: 500;
  font-size: 20px;
  color: #f293a2;
}

.questionB span {
  font-weight: 500;
  font-size: 20px;
  color: #3cd6d6;
}

.answerA span,
.answerC span {
  font-weight: 500;
  font-size: 20px;
  color: #f293a2;
}

.answerB span,
.answerD span {
  font-weight: 500;
  font-size: 20px;
  color: #3cd6d6;
}

.answerA,
.answerC {
  font-size: 18px;
  margin: 20px 10px 20px 45px;
  text-align: justify;
}

.answerB,
.answerD {
  font-size: 18px;
  margin: 20px auto;
  text-align: center;
}

/* ========================
　西村先生インタビュー
　衛藤先生インタビュー
==========================*/

#Nteacher,
.Eteacher {
  border: #000000 solid 1px;
  border-radius: 10px;
  width: 80%;
  margin: 10px auto;
  display: flex;
  padding: 20px;
  /* text-align: center; */
  align-items: center;
  background-color: #fff;
  font-family: 'Kosugi Maru', sans-serif;
}
#Nteacher h3,
.Eteacher h3 {
  margin: 30px 30px 0px;
  font-size: 20px;
}

#Nteacher img,
.Eteacher img {
  width: 28%;
}

#Nteacher ul,
.Eteacher ul {
  line-height: 1.8;
}

#Nteacher h4,
.Eteacher h4 {
  font-size: 18px;
}

#Nteacher li,
.Eteacher li {
  margin-top: 20px;
}

#Nteacher strong,
.Eteacher strong {
  font-size: 20px;
}

/* ======================
ゆのんちゃん
==========================*/
.yunonchan ul {
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  margin: 0 auto;
  /* border: 1px solid#1a1a1a;
  border-radius: 20px; */
  width: 40%;
  padding: 10px;
}

.yunonchan img {
  width: 90%;
  background-color: rgba(255, 255, 255, 0.7);
}

.yunonchan {
  margin: 10px auto 20px;
}
/*====================
 ふぁっとでるやつ
=========================== */
/* animation */
.fadeImg {
  opacity: 0;
}

.imgUp {
  animation: fadeImgUp 0.8s linear both;
}
.imgLeft {
  animation: fadeImgLeft 0.8s linear both;
}
.imgRight {
  animation: fadeImgRight 0.8s linear both;
}

@keyframes fadeImgUp {
  0% {
    opacity: 0;
    transform: translate(0, 50%);
  }
  100% {
    opacity: 1;
    transform: translate(0, 0);
  }
}

@keyframes fadeImgLeft {
  0% {
    opacity: 0;
    transform: translate(-40%, 0);
  }
  100% {
    opacity: 1;
    transform: translate(0, 0);
  }
}

@keyframes fadeImgRight {
  0% {
    opacity: 0;
    transform: translate(40%, 0);
  }
  100% {
    opacity: 1;
    transform: translate(0, 0);
  }
}
/* aside------------------------------------
------------------------------------------- */
body main {
  display: flex;
}
main > section {
  max-width: calc(100vw - 240px);
  width: 100%;
}
#Nav,
#Nav + label {
  /* #Navの次の要素であるlabel */
  display: none;
}
aside > div {
  color: #fff;
  background: var(--colorAside);
  width: 240px;
  height: 100vh;
  padding-top: 1em;
  display: flex;
  flex-flow: column;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 9998;
}

/* 教室名 */
aside > div > a {
  width: 200px;
  line-height: 1;
  font-family: 'Shippori Mincho', serif;
  text-wrap: nowrap;
  padding-bottom: 3px;
  position: relative;
}

/* 教室名　下線 */
/* aside > div > a::after {
  content: '';
  height: 6px;
  width: 60%;
  border-bottom: solid 6px var(--colorMain1);
  position: absolute;
  top: calc(84px + 16px);
  left: 50%;
  transform: translateX(-50%);
} */

/* 各ぺージ */
aside ul > li {
  margin-top: 15px;
}
aside ul li > dd {
  text-indent: 1em;
  margin-top: 1em;
}
aside ul li > dd,
aside ul li > dt,
aside ul > li:nth-of-type(3),
aside ul > li:nth-of-type(4),
aside ul > li:last-of-type {
  transition: 0.3s;
}
aside ul li dd span {
  padding-right: 0.5em;
}
aside ul li > dd:hover,
aside ul li > dt:hover,
aside ul > li:nth-of-type(3):hover,
aside ul > li:nth-of-type(4):hover,
aside ul > li:last-of-type:hover {
  color: var(--colorMain2);
}

/* 公式SNS */
aside ul > li:nth-of-type(4) div {
  align-items: center;
}
aside ul > li:nth-of-type(5) div dd {
  width: 33%;
  height: auto;
  padding-top: 1em;
  display: flex;
  justify-content: center;
  align-items: center;
}
aside .sns_logo {
  display: flex;
}
aside ul > li:nth-of-type(5) div dd img {
  width: 40px;
}
.sns_logo dd:hover,
.sns_logo a:hover {
  transform: scale(1.1);
  transition: transform 0.3s;
}

/* ハンバーガー------------------------------------
------------------------------------------- */
@media (max-width: 1200px) {
  body main {
    display: block;
  }
  main > section {
    max-width: 100vw;
    width: 100%;
  }
  aside {
    position: relative;
  }
  #Nav + label {
    max-width: 60px;
    width: 8vw;
    display: flex;
    align-items: center;
    aspect-ratio: 1/1;
    position: fixed;
    top: 1em;
    right: 1em;
    z-index: 9999;
  }
  #Nav + label::after {
    content: '';
    background-color: var(--colorAside);
  }
  #Nav + label span,
  #Nav + label span::before,
  #Nav + label span::after {
    content: ''; /* 疑似要素を活用する際は必要 */
    display: block;
    width: 100%;
    background: var(--colorMain2);
    transition: 0.5s;
  }
  #Nav + label span {
    position: relative;
    height: 10%;
  }
  #Nav + label span::before,
  #Nav + label span::after {
    position: absolute;
    height: 100%;
  }
  #Nav + label span::before {
    bottom: 300%; /* spanのtopから3倍離れた位置に設定 */
  }
  #Nav + label span::after {
    top: 300%;
  }
  #Nav:checked + label span {
    background: transparent;
  }
  #Nav:checked + label span::before {
    /* チェックが付いているときの疑似要素 */
    bottom: 0px;
    rotate: -315deg;
  }
  #Nav:checked + label span::after {
    /* チェックが付いているときの疑似要素 */
    top: 0px;
    rotate: 315deg;
  }
  body > header {
    position: fixed;
    z-index: 9999; /* headerを手前に */
  }
  body aside > div {
    position: fixed;
    top: 0;
    right: 0;
    translate: 100% 0;
    transition: 0.5s;
  }
  body aside {
    position: relative;
  }
  aside > div {
    background: var(--colorAside);
    width: calc(240px + 10vw);
    padding-right: 10vw;
  }
  body aside > #Nav:checked ~ div {
    translate: 0vw;
  }

  .gamesSlide img {
    /* width: auto;
    height: 25vh;
    margin: 0 3px; */
    width: 92%;
    /* aspect-ratio: 3/5; */
    object-fit: contain;
  }
}

/* ====================
公式SNS
============================ */
#sns {
  position: relative;
  padding-bottom: 70px;
  text-align: center;
}
#sns p {
  text-align: center;
  margin-bottom: 30px;
  line-height: 1.7;
}
#sns .flex {
  align-items: stretch;
  padding: 0 1em;
  margin-bottom: 60px;
}

/* インスタグラム、フェイスブック */
#sns .sns_logo {
  width: 40%;
  display: flex;
  justify-content: space-evenly;
  align-items: center;
  flex-flow: column;
  gap: 60px;
}
#sns .sns_logo a {
  width: 100%;
  height: 100%;
  max-height: 100px;
}
#sns .sns_logo a img {
  width: 25%;
  aspect-ratio: 1/1;
}

/* ユーチューブ */
#sns .youtube {
  width: 60%;
}
#sns .youtube iframe {
  width: 100%;
  aspect-ratio: 560 / 315;
}

/* hover */
#sns .sns_logo a:hover {
  transform: scale(1.1);
  transition: transform 0.3s;
}

/* 背景 */
#sns::before {
  background-image: url(../_img/longBg1.png);
  aspect-ratio: 1/1;
  top: 0;
  overflow: hidden;
  z-index: -1;
}
#sns::after {
  background-image: url(../_img/longBg2.png);
  aspect-ratio: 869 / 55;
  bottom: 0;
  right: -3px;
  z-index: -1;
}

/* レイアウト */
#sns .sectTtl {
  padding: 4em 0 1.2rem;
}

/* =============================
メディア
================================ */
@media (max-width: 600px) {
  /* レイアウト */
  #sns {
    padding-bottom: 1px;
  }
  #sns .flex {
    flex-flow: column-reverse;
  }
  #sns .sectTtl {
    padding: 2em 0 1.2rem;
  }

  /* インスタ　フェイスブック */
  #sns .sns_logo {
    width: 100%;
    justify-content: space-evenly;
    flex-flow: row;
  }
  #sns .sns_logo a {
    width: 15%;
    aspect-ratio: 1/1;
  }
  #sns .sns_logo a img {
    width: 100%;
    aspect-ratio: 1/1;
  }

  /* ユーチューブ */
  #sns .youtube {
    width: 100%;
    margin-bottom: 30px;
  }

  /* 背景 */
  #sns::before {
    background-image: url(../_img/longBg1.png);
    top: 0;
    aspect-ratio: 1/1;
  }

  /* =======================
	はじめに
	========================== */
  body {
    background: url('../_img/sb.png') center/contain;
  }

  .inform h2,
  #practice h2 {
    text-align: center;
    font-size: 24px;
    margin-top: 2em;
  }

  .inform p {
    margin: 1em auto 1em;
    line-height: 1.8em;
    font-size: 16px;
    width: 90%;
  }

  .inform strong {
    font-weight: 400;
    font-size: 14px;
  }

  /* ===========================
ボタン
============================== */

  .flexbtn {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    width: 80%;
    margin: 0 auto;
  }

  .batbtn img {
    width: 70%;
    box-shadow: 0 5px 3px rgba(0, 0, 0, 0.4);
    border-radius: 50px;
    border: solid 1px #000000;
  }

  .batbtn :hover {
    box-shadow: 0 0 0;
    border-radius: 50px;
    transform: translateY(3px);
  }

  /* =============================
 練習風景
 =============================== */

  .photo-container05 {
    position: relative;
    display: block;
    width: 90%;
    margin-inline: auto;
    line-height: 0;
    background-color: #ffbac8;
    padding: 25px 10px 10px;
    border: 1px solid #ccc;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    text-align: center;
    margin: 3em auto;
  }

  .photo-container06 {
    position: relative;
    display: block;
    width: 90%;
    margin-inline: auto;
    line-height: 0;
    background-color: #aef5f0;
    padding: 25px 10px 10px;
    border: 1px solid #ccc;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    text-align: center;
    margin: 3em auto;
  }

  .captiontop {
    margin: 10px auto;
    padding-bottom: 20px;
    font-size: 25px;
    /* color: #555; */
    font-family: 'Kosugi Maru', sans-serif;
  }

  .captionbottom {
    margin: 20px auto;
    font-size: 16px;
    font-family: 'Kosugi Maru', sans-serif;
    width: 100%;
  }
  .captionbottom p {
    line-height: 1.5;
    width: 90%;
    margin: 10px auto;
  }

  .explanation {
    text-align: justify;
  }

  .interview {
    background-color: #fff;
    border-radius: 20px;
    display: flex;
    flex-flow: column;
    padding: 15px 10px;
    margin: 20px auto;
    justify-content: space-around;
    align-items: center;
  }

  .interviewlogo {
    display: none;
  }

  .interviewlogo p {
    display: none;
  }

  .splogo {
    display: block;
  }

  .splogo img {
    width: 80%;
    margin: 5px auto;
  }

  .interviewB {
    width: 100%;
  }

  .question {
    text-align: center;
    margin: 20px auto 10px;
  }
  .triangle {
    background: #4d4d4d;
    height: calc(60px / 2 * tan(60deg));
    width: 60px;
    clip-path: polygon(0 0, 100% 0, 50% 100%);
    margin: 0 auto;
  }

  .gamesSlide img {
    width: auto;
    margin: 0 3px;
  }

  .answerA,
  .answerC {
    font-size: 18px;
    margin: 10px;
    text-align: justify;
  }

  .answerB,
  .answerD {
    font-size: 18px;
    margin: 20px auto;
    text-align: center;
  }
  /* ========================
　西村先生インタビュー
　衛藤先生インタビュー
==========================*/

  .flex {
    display: flex;
    flex-flow: column;
    align-items: center;
    justify-content: center;
  }

  #Nteacher,
  .Eteacher {
    border: #000000 solid 1px;
    border-radius: 10px;
    width: 90%;
    margin: 10px auto;
    display: flex;
    flex-flow: column;
    padding: 10px 20px 20px;
    /* text-align: center; */
    align-items: center;
    background-color: #fff;
    font-family: 'Kosugi Maru', sans-serif;
  }
  #Nteacher h3,
  .Eteacher h3 {
    margin: 10px 10px 0px;
    font-size: 18px;
  }

  #Nteacher img,
  .Eteacher img {
    width: 80%;
  }

  #Nteacher ul,
  .Eteacher ul {
    line-height: 1.8;
  }

  #Nteacher h4,
  .Eteacher h4 {
    font-size: 16px;
  }

  #Nteacher li,
  .Eteacher li {
    margin-top: 20px;
  }

  #Nteacher strong,
  .Eteacher strong {
    font-size: 18px;
  }

  /* ======================
ゆのんちゃん
==========================*/
  .yunonchan ul {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    margin: 0 auto;
    /* border: 1px solid#1a1a1a;
  border-radius: 20px; */
    width: 70%;
    padding: 10px;
  }

  .yunonchan img {
    width: 90%;
  }

  .yunonchan {
    margin: 10px auto 20px;
  }
}

/*-----------------------アール君-------------------------*/
.rkun{
  width:10vw;
  aspect-ratio:1;
}