@charset "utf-8";

/*==========▼すべて共通▼==========*/
html, body {
    font-size: 15px;
    font-family: "メイリオ", Meiryo, "MS Pゴシック", sans-serif;
    color: #393939;
    background: #fff;
}
body, div, p, h1, h2, h3, h4, ul, figure {
    margin: 0;
    padding: 0;
}

p, td, th, li, a {
    line-height: 1.7;
}
p {
    text-indent: 1em;
}
ol {
    margin-top: 5px;
    margin-bottom: 5px;
}

/* aや画像の基本 */
a {
    color: #e33d6f;
    text-decoration: none;
}
a:hover {
    color: #e37194;
}
.img-reponsive {
    display: block;
    max-width: 100%;
    height: auto;
}

/* ==========▼共通の見出し▼========== */
main h1 {
    margin-bottom: 1rem;
    border-bottom: 4px solid #e84f63;
    font-weight: 900;
    font-size: 2.2em;
    color: #e84f63;
    line-height: 1.3;
    animation-duration: 1s;
    animation-name: RightToLeft;
}
@keyframes RightToLeft {
  0% {
    opacity: 0; 
    transform: translateX(50px); 
  }
  100% {
    opacity: 1; 
    transform: translateX(0);
  }
}
h1 .subtitle {
    font-size: 0.65em;
    color: #e37192;
}
h2 {
    margin-top: 2.5rem;
    margin-bottom: 0.8rem;
    padding-top: 0.3rem;
    padding-bottom: 0.3rem;
    background: #428adc;
    color: #fff;
    font-weight: 900;
    font-size: 1.6em;
    line-height: 1.2em;
    text-align: center;
    border-left: 10px solid #71aaea;
}
h3 {
    background: #eff8ff;
    font-size: 1.5em;
    margin-top: 0.6em;
    padding-top: 0.2em;
    margin-bottom: 0.2em;
    border-bottom: 3px solid #428adc;
}
h3 .subtitle {
    font-size: 0.7em;
    font-weight: normal;
}
main b {
    font-family: "メイリオ", Meiryo, "MS Pゴシック", sans-serif;
}

/*==========▼ヘッダー▼==========*/
header {
    background: #fff;
}
.header-container {
    margin: 0 auto;
    max-width: 1000px; /* お好みで */
    padding: 0 10px;
}
.header-inner {
    display: flex;
    justify-content: space-between; 
    align-items: center; 
}

/* 768px未満＝スマホ時のレイアウト */
@media screen and (max-width: 767px) {
    /* PC用は非表示 */
    .pc-only {
      display: none !important;
    }
    .sp-only {
        width: 100%;
      align-items: center;
      justify-content: space-between;
      margin: 0;
      overflow-x: hidden;
    }
    .sp-only .header-left {
      display: flex;
      gap: 0;
    }
    .sp-only a, 
    .sp-only button {
      margin: 0;
      padding: 0;
    }
    .sp-only a img {
      display: block;
      max-width: 100%;
      height: auto;
    }
    .sp-only button.hamburger {
      margin-left: auto;
      width: 45px;
      height: 45px;
      background: url("../img/hamburger2.jpg") no-repeat center center; 
      background-size: contain;
      opacity: 70%;
      border: none;
      flex-shrink: 0;
      cursor: pointer;
    }
}

/* 768px以上＝PC時 */
@media screen and (min-width: 768px) {
    /* SP用は非表示 */
    .sp-only {
      display: none !important;
    }
    .pc-only {
      display: block;
      margin-top: 10px;
      width: 100%;
    }
    .new-pc-header {
      display: flex;
      align-items: center;      /* 縦方向を中央揃え */
    }
    .pc-logo-block {
      flex: 0 0 auto;
    }
    .pc-right-block {
      margin-left: auto;
      display: flex;
      align-items: center;
    }
    /* ロゴ画像・電話番号画像などの大きさはお好みで調整 */
    .pc-logo-img {
      max-height: 120px;  
      height: auto;
    }
    .pc-right-block img {
      max-height: 120px;  
      height: auto;
    }
    .pc-taiken-block img {
      padding: 10px;
    }
}
  
/*==========▼ナビゲーション▼==========*/
nav {
    background: #e84f63;
    padding-left: 10px;
}
.navbar {
    display: none;
    list-style-type: none;
}
.navbar a {
    display: block;
    padding: 0.6rem 0;
    color: #fff;
}
.navbar a:hover {
    background: #fff;
    color: #e33d6f;
}
.navbar li ul {
    list-style-type: none;
    position: absolute;
    z-index: 100;
    top: 100%;
    left: 0;
    width: 100%;
    margin: 0;
    padding: 0;
}
.navbar li ul li {
    overflow: hidden;
    width: 100%;
    height: 0;
    color: #fff;
    transition: 0.2s;
}
@media screen and (min-width: 768px) {
    .navbar {
        display: flex !important;
        padding: 0 10%;
    }
    .navbar li {
        flex: 1 1 auto;
        text-align: center;
    }
    .navbar a.nav-current {
        background: #c84040;
    }
}

/*==========▼メインエリア基本レイアウト▼==========*/
.main {
    background: #fff;
}
/* ★★【修正】不要な左右marginを削除してoverflow回避 ★★ */
main {
    padding-top: 0;
    padding-bottom: 10px;
    /* margin-left: 11px;  ←削除
       margin-right: 11px; ←削除 */
}
.item {
    margin-bottom: 1em;
}
.banner {
    width: 100%;
    padding-top: 28px;
}

/*=== PC時の左右余白 ===*/
@media screen and (min-width: 768px) {
    main {
        padding-left: 12%;
        padding-right: 12%;
        /* min-width: 965px; ← ★★【修正】削除 */
    }
    .banner {
        display: block;
        margin: 0 auto;
        max-width: 80%;
    }
}

/*===== SP時、mainのマージンリセットでオーバーフロー回避 =====*/
@media screen and (max-width: 767px) {
  main {
    margin-left: 0;
    margin-right: 0;
    padding: 0 10px; /* 必要に応じて内側にパディング */
  }
}

/*==========▼メインエリア▼==========*/
.imp {
    color: #e31754;
    font-weight: bold;
    font-size: 1.2rem;
    line-height: 1.0;
}
.space {
    margin-bottom: 1em;
}
.space_top {
    margin-top: 2em;
}
.space_bottom {
    margin-bottom: 2em;
    margin-top: 1em;
}
.space_top1 {
    margin-top: 0.5em;
}
.space_bottom1 {
    margin-bottom: 0.5em;
}
.space_tandb {
    margin-top: 0.5em;
    margin-bottom: 1.5em;
}
.center {
    text-align: center;
}
.per100 {
    width: 100%;
}

/*===== toppage =====*/
.top {
    width: 100%;
    padding-top: 18px;
}

/*===== スライドショー =====*/
@media screen and (min-width: 768px) {
    .slideshow_sp {
        /*width: 100%; ←「max-width」でも可。お好みで*/
        margin: 0 auto;   /* 中央寄せ */
        padding-top: 20px;
    }
    img.top_telnum {
        display: block;
        margin: 0 auto;
        max-width: 50%;
    }
}
@media screen and (max-width: 767px) {
    .slideshow_sp,
    .slideshow_pc {
        position: relative;
        overflow: visible;
        width: 100%;
        margin: auto;
        background: none;
        height: auto;
    }
    .slideshow_sp img,
    .slideshow_pc img {
        display: block;
        position: relative;
        width: 100%;
        height: auto;
        opacity: 1;
        animation: none;
        padding-bottom: 10px;
    }
    img.top_telnum {
        display: block;
        margin: 0 auto;
        max-width: 90%;
    }
}

/*===== top_telnum（電話画像）を中央揃え & はみ出し防止 =====*/
/* すでに上で指定済み */

/*===== その他 =====*/
.topimg {
    margin-bottom: 5px;
    width: 100%;
}
.wrapper_btn_sp, .wrapper_btn_pc {
    overflow: hidden;
}
.wrapper_btn_pc {
    display: none;
}
.btn_sp {
    float: left;
    display: inline-block;
    width: 50%;
}
.btn_sp:hover, .btn_pc:hover {
    opacity: 0.9;
}
@media screen and (min-width: 768px) {
    .wrapper_btn_sp {
        display: none;
    }
    .wrapper_btn_pc {
        display: block;
    }
    .btn_pc {
        float: left;
        display: inline-block;
        width: 25%;
    }
}

/*===== 「なる塾が選ばれる3つの理由」PC版横並び =====*/
@media screen and (min-width: 768px) {
    .reason-container {
      display: flex;
      justify-content: space-between;
      gap: 2%;
      margin-top: 1em;
    }
    .reason-item {
      width: 32%;
      box-sizing: border-box;
    }
    .reason-item img.eagle {
      width: 100%;
      height: auto;
      display: block;
    }
}

/*===== SP版「reason-sp」：画像とテキストを1ブロックに =====*/
.reason-sp {
  margin-bottom: 1.5em;
}
.reason-sp img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}

/*=====▼1about▼=====*/
.about {
    width: 100%;
}
.video_hor{
    position: relative;
    width: 100%;
    max-height: 400px;
}
.video {
    position: relative;
    height: 100%;
    padding-top: 56.25%;
}
.video iframe,.video_hor iframe {
    position: absolute;
    top: 0;
    right: 0;
    width: 100% !important;
    height: 100% !important;
}
/* ▼ SP・PC 共通：動画を横スクロールで並べる */
.video-carousel {
    display: flex;
    flex-wrap: nowrap;       /* 折り返さずに横並び */
    overflow-x: auto;        /* 横スクロールを許可 */
    gap: 16px;               /* 動画の間隔(お好みで調整) */
    scroll-snap-type: x mandatory; /* スワイプ時に要素がパチッと揃うように(お好み) */
    -webkit-overflow-scrolling: touch; /* iOS 慣性スクロール対応 */
    margin: 0 auto;          /* ページ中央寄せしたい場合 */
    padding: 8px 0;          /* 上下に余白(お好み) */
  }
  
  .video-carousel video {
    flex: 0 0 100%;           /* SP では1画面に1つ分の幅を確保 */
    scroll-snap-align: start; /* スワイプ時のスナップ位置 */
    border: 1px solid #ccc;   /* 動画の外枠(お好み) */
    box-sizing: border-box;    /* 幅計算に枠線も含める */
  }
  
  /* スクロールバーを消したい場合 */
  .video-carousel::-webkit-scrollbar {
    display: none; 
  }
  
  @media screen and (min-width: 768px) {
    .video-carousel {
      justify-content: flex-start;
      scrollbar-width: thin; /* Firefox用 */
    }
  
    .video-carousel video {
      /* 3 列に並べる幅計算 (gap 分を差し引き) */
      flex: 0 0 calc((100% - 32px) / 3);
      max-width: calc((100% - 32px) / 3);
      margin-bottom: 16px;
    }

    .video-carousel::-webkit-scrollbar {
        display: block; /* Chrome用。消さない */
        height: 6px;
      }
  }
  
.change_sp, .change_sp1, .change_pc, .change_pc1{
    width: 100%;
}
.change_sp {
    padding-top: 20px;
}
.change_pc1 {
    display: none;
}
.change_pc {
    display: none;
    padding-top: 30px;
}
.float-box {
    float: right;
    margin-left: 1em;
    margin-bottom: 0.5em;
    vertical-align: baseline;
}
.float-clear {
    overflow: hidden;
}
.profile {
    font-family: "UD Shin Go Medium";
    font-size: 1.2em;
    font-weight: bold;
    padding-bottom: 18px;
}
.eagle {
    width: 100%;
}
.profileimg {
    width:60%;
}
.video {
    width: 100%;
}

@media screen and (min-width: 768px) {
    .about {
        width: 50%;
    }
    .change_sp, .change_sp1 {
        display: none;
    }
    .change_pc, .change_pc1 {
        display: block;
    }
    .profileimg {
        width: 300px;
    }
    .video {
        width: 50%;
    }
}
/*=====▼2study▼=====*/
.study {
    width: 100%;
}
.hs-a, .hs-b {
    text-align: center;
    font-size: 1.4rem;
    font-weight: 900;
    line-height: 1.4;
    padding-bottom: 13px;
}
.hs-a {
    color: #3F3F3F;
}
.hs-b {
    color: #e31754;
}

.aandb {
    display: flex;
    max-width: 50%;
    height: auto;
}
.oneday{
    display: block;
    max-width: 100%;
    height: auto;
}
.video_study {
    width: 100%;
    height: auto;
    padding-bottom: 30px;
}
.arrow {
    display: block;
    max-width: 40%;
    text-align: center;
    margin-left: 100px;
    margin-bottom: 30px;
}
.english {
    padding-bottom: 20px;
}
@media screen and (min-width: 768px) {
    .wrapper-half {
        overflow: hidden;
        width: 100%;
    }
    .item-half {
        float: left;
        margin: 8px 0 8px 5px;
        padding: 0;
        width: 49%;
    }
    .wrapper-half {
      overflow: hidden;
      width: 100%;
    }
    .item-half {
      float: left;
      margin: 8px 0 8px 5px;
      padding: 0;
      width: 49%;
    }
}
/*=====▼5contact▼=====*/
.btn2 {
    float: left;
    display: inline-block;
    width: 50%;
    padding: 5px;
}
.btn:hover {
    opacity: 0.9;
}
.map {
    position: relative;
    padding-bottom: 56.25%;
    margin-top: 10px;
    height: 0;
    overflow: hidden;
}
.map iframe,.map object,.map embed {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.qanda {
    text-decoration: none;
}
.back {
    background-color: #e31754;
    color: #fff;
    text-decoration: none;
}

/*==========▼フッター▼==========*/
footer {
    background: #428adc;
    font-size: 0.9rem;
    color: #fff;
    margin-top: 5px;
    padding-left: 11px;
    padding-right: 11px;
}
.footer-container {
    padding-top: 8px;
    padding-bottom: 20px;
    text-align: center;
}
.footer_naru {
    font-size: 1.6em;
    line-height: 1;
    padding-bottom: 16px;
}
.footer-nav {
    list-style-type: none;
}
.footer-nav li {
    display: inline;
    padding: 0 1rem 0 0;
}
.footer-nav a {
    color: #fff;
}
.footer-nav a:hover {
    opacity: 0.5;
}

/*==========▼カラーパレット▼==========
  ピンク：濃 #e31754 → 薄 #e37192
  青：#428adc, #71aaea
  緑：#37cc55, #14CC39, #32cd32
  グレー：#BFBFBF
*/