@charset "utf-8";

/*-----------------------------------------------------
大見出し
-------------------------------------------------------*/

/* 中見出し
------------------------------------------------*/

/* 小見出し/コメント */

/* 1400px以下 */
@media only screen and (max-width: 1399px) {
}

/* 1200px以下 */
@media only screen and (max-width: 1199px) {
}

/* タブレット以下 */
@media only screen and (max-width: 991px) {
}

/* スマホ */
@media only screen and (max-width: 767px) {
}

/*-----------------------------------------------------
共通
-------------------------------------------------------*/
section {
  padding: 100px 0;
}

a {
  text-decoration-line: none;
}
a:hover{
  opacity: 0.5;
}

@media only screen and (max-width: 767px){
section {
  padding: 50px 0;
}}

/*-----------------------------------------------------
フォント
-------------------------------------------------------*/
.text-blue-grada{
  font-weight: 900;
  background: linear-gradient(to top, #005c53, #00c6c4);
  -webkit-background-clip: text;
  color: transparent;
}
.text-big{
  font-size: 2rem;
}
.text-big02{
  font-size: 3rem;
}
.text-big03{
  font-size: 3.5rem;
}
.text-bold{
  font-weight: bold;
}
.text-bold02{
  font-weight: 900;
}

.text-blue{
  color: #00969b;
}
.text-white{
  color: #fff;
}
.text-grey {
  color: #494949;
}

@media only screen and (max-width: 991px){
 .text-big{
  font-size: 1.5rem;
}
  .text-big02{
  font-size: 2rem;
}
.text-big03{
  font-size: 2.5rem;
}}
@media only screen and (max-width: 767px){
 .text-big{
  font-size: 1.25rem;
}
  .text-big02{
  font-size: 1.55rem;
}
.text-big03{
  font-size: 2rem;
}}

/*-----------------------------------------------------
タイトル
-------------------------------------------------------*/
.ttl_box{
  text-align: center;
  padding-bottom: 50px;
}
.ttl-text{
  font-weight: bold;
  font-size: 3rem;
  padding-top: 0.5rem;
  color: #333;
}
.ttl-text-half{
  font-weight: bold;
  font-size: 2.2rem;
  padding-top: 0.5rem;
  color: #333;
}

.ttl-text-large {
  font-weight: bold;
  font-size: 3.5rem;
  color: #333;
}

.underline-green {
  position: relative;
  display: inline-block;
  z-index: 0; /* テキストを前に出す準備 */
}

.underline-green::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 3px;
  width: 100%;
  height: 16px;
  background-color: #baca7e;
  z-index: -1; /* 線をテキストの後ろに配置 */
}

.ttl-bottom_border {
    display: inline-block;
    position: relative;
}

.ttl-bottom_border:before {
    content: '';
    display: inline-block;
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: #12a39a;
}

@media only screen and (max-width: 767px) {
.ttl-text{
  font-size: 2em;
}
.ttl_box{
  padding-bottom: 30px;
}
.ttl_icon{
  width: 6rem;
}}

/*-----------------------------------------------------
CTA
-------------------------------------------------------*/
.cta-ttl{
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: -6%;
}
.cta_box{
  background-color: #fff;
  border-radius: 30px;
  padding: 4em 0.5em;
  margin-top: 2em;
}
.cta_button_box{
  display: flex;
  justify-content: center;
}

/*ヘッダーCTA*/

a.btn--red.btn--border-outset {
  color: #fff;
    background-color: #f20101;
    border-bottom: 5px solid #930000;
    font-weight: bold;
    font-size: 1.5rem;
    padding: 1rem 3.25rem;
    border-radius: 100vh;
    margin-right: 3em;
}

.btn--red::after{
  content: "";
  display: inline-block;
  margin-left: 8px;
  vertical-align: middle;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 15px solid #fff; /* 三角形の色 */
}


/* タブレット以下 */
@media only screen and (max-width: 991px) {
  a.btn--red.btn--border-outset {
  color: #fff;
  background-color: #f20101;
  border-bottom: 5px solid #930000;
  font-weight: bold;
  font-size: 1.2rem;
  padding: 1rem 1.5rem;
  border-radius: 100vh;
  margin-right: 1em;
}
}

@media only screen and (max-width: 1399px) {
  .cta_box{
  margin-top: 0;
}}
@media only screen and (max-width: 1199px) {
  .cta{
    padding: 80px 0;
}
  .cta_button{
    width:35%;
}}
@media only screen and (max-width: 991px) {
  .cta{
    padding: 80px 0 30px;
}
  .cta_box{
  margin-top: 1em;
}
  .cta-ttl h2{
    width:140%;
}
  .cta-ttl{
  transform: translateX(-70%);
}
  .cta_button{
    width:45%;
}}

@media only screen and (max-width: 767px){
.cta{
    background-position: unset;
    padding: 50px 0;
}
  .cta-ttl{
  position: static;
  transform: unset;
}
.cta-ttl h2{
    width:100%;
}
.cta_box{
  padding: 1em 0.5em;
}
.cta_button_box{
    flex-direction: column;
    align-items: center;
}
.cta_button{
    width:75%;
    margin: 0.25em 0;
}}


/*-----------------------------------------------------
header
-------------------------------------------------------*/
#Header{
  background-color: #a0eacf;
}
#Header p{
  margin-bottom: 0;
}
.header-box{
  padding: 1em 0.5em;
}
.h-logo{
  width: 15rem;
  padding-left: 3em;
  display: flex;
  align-items: center;
}

@media only screen and (max-width: 1199px) {
.h-logo{
  max-width: 15rem;
  padding-left: 1em;
  padding-right: 1em;
}
.h-cta{
  width: 20rem;
}}
@media only screen and (max-width: 991px) {
.h-logo{
  max-width: 10rem;
  padding-left: 0.5em;
}}
@media only screen and (max-width: 767px) {
.h-logo_sp{
  max-width: 8rem; 
  padding: 0.5em;
  margin: 0 auto;
}}

/*-----------------------------------------------------
FV
-------------------------------------------------------*/
#Fv{
  padding: 0;
}
.fv {
  background-image: url(../images/images/FV.jpg);
  background-size: cover;
}

.fv-container {
  display: flex;
  justify-content: center; /* 水平方向中央揃え */
  align-items: center; /* 垂直方向中央揃え */
  width: 100%;
  padding: 0;
}

.container-fullid {
  margin-bottom: 0;
  padding-bottom: 0;
  line-height: 0; /* 子要素の行間隙間を消す */
}

.container-fullid img {
  display: block; /* 画像下の隙間を消す */
}

@media only screen and (max-width: 767px){
  .fv {
  background-image: url(../images/fv_bg_sp.png);
  padding: 25px 25px;
}}

/*-----------------------------------------------------
埼玉大学の3つのポイント
-------------------------------------------------------*/
#Reason{
  padding: 0;
}
.exchangestudent-ttl-bg{
  background-image: url(../images/universitypoint-bg.png);
  border-image-slice: fill 0;
  border-image-outset: 0 100vw;
  padding: 3em 0;
  background-size: contain;  /* 元の比率を維持 */
}


.flex-container {
    display: flex;
    justify-content: center;
}
.reason-ttl-img{
  display: block;
  margin: 0 auto;
  width: 9em;
  max-width: 100%; /* レスポンシブ対応 */
  height: auto;
}
.reason_box{
  display: flex;
  justify-content: center;
  align-items: center;
}
.reason_content{
  background-color: #ff8a00;
}
.reason-bg01{
  background-color: #fffbea;
  padding: 30px 0;
}
.reason-bg02{
  background-color: #fff;
  padding: 30px 0;
}
.reason-ttl{
  font-weight: bold;
  color: #ff9a56;
  font-weight: 900;
  margin-bottom: 1.5rem;
}
.reason-point{
  color: #fed675;
  font-size: 0.8em;
}
.reason-point-no{
  color: #fed675;
  font-size: 1.5em;
}
.reason-text{
  font-weight: bold;
}
.reason_pic{
   padding: 1.5rem 0;
   width: 90%;
  }

.highlight {
  text-decoration: underline;
  text-underline-offset: -0.4em;
  text-decoration-thickness: 0.6em;
  text-decoration-color: #f5dd84;
  text-decoration-skip-ink: none;
}

@media only screen and (max-width: 1199px){
  .reason_bg{
  font-size: 1.3rem;
}
.reason_pic{
   padding: 0;
   width: 100%;
  }
}
@media only screen and (max-width: 991px){
  .reason_bg{
  font-size: 1rem;
}
.reason_pic{
   padding: 0;
   width: 100%;
  }
}
@media only screen and (max-width: 767px){
.reason_pic{
   padding: 0;
   width: 100%;
  }

  .reason_box{
  display: flex;
  flex-direction: column;
  width: 80%;
  margin: 0 auto;
}
.reason_bg{
  padding: 0.5em 1em;
  font-size: 1.3rem;
}
}

/*-----------------------------------------------------
埼玉大学は海外協定校が170校
-------------------------------------------------------*/
#Partnerschool{
  background-color: #fef7f5;
  position: relative;
  padding: 50px 0 50px 0;
}

.map-image{
  max-width: 80em;
  margin: 0 auto;
  padding: 0 2em;
}

.partnerschool-ttl{
  position: relative;       /* 子要素（画像）の基準 */
  font-weight: bold;
  font-size: 3rem;
  color: #333;
  padding-top: 0.5rem;
}

.partnerschool-ttl .partnerschool-microcopy {
  position: absolute;       /* タイトル内で絶対位置 */
  top: -2.5em;               /* 文字より少し上 */
  left: 6em;              /* 文字より少し左 */
  width: 35%;              /* アイコンの幅 */
  height: auto;
  display: block;           /* 横並び防止 */
}

.school-h3{
  font-weight: bold;
  font-size: 1.3em;
}

.li-padding {
  padding-left: 1em;
}

.green-text{
  color: #11954a;
}

/* 1200px以下 */
@media only screen and (max-width: 1199px) {
  .partnerschool-ttl .partnerschool-microcopy {
  position: absolute;       /* タイトル内で絶対位置 */
  top: -2.5em;               /* 文字より少し上 */
  left: 2em;              /* 文字より少し左 */
  width: 47%;              /* アイコンの幅 */
  height: auto;
  display: block;           /* 横並び防止 */
  }
}

/* タブレット以下 */
@media only screen and (max-width: 991px) {
  .partnerschool-ttl .partnerschool-microcopy {
  position: absolute;       /* タイトル内で絶対位置 */
  top: -2.5em;               /* 文字より少し上 */
  left: 0em;              /* 文字より少し左 */
  width: 65%;              /* アイコンの幅 */
  height: auto;
  display: block;           /* 横並び防止 */
  }
}

/* スマホ */
@media only screen and (max-width: 767px) {
  .partnerschool-ttl {
    position: relative;
    font-weight: bold;
    font-size: 1.8rem;
    color: #333;
    padding-top: 0.5rem;
}

.map-image{
  width: 100%;
  margin: 0 auto;
  padding: 0 0 2em 0 !important;
}

  .partnerschool-ttl .partnerschool-microcopy {
  position: absolute;       /* タイトル内で絶対位置 */
  top: -2.3em;               /* 文字より少し上 */
  left: 0em;              /* 文字より少し左 */
  width: 75%;              /* アイコンの幅 */
  height: auto;
  display: block;           /* 横並び防止 */
  }

.ttl-text-half{
  font-weight: bold;
  font-size: 0.8em;
  padding-top: 0.5rem;
  color: #333;
}

.ttl-text-large {
  font-weight: bold;
  font-size: 2em;
  color: #333;
}

.school-h3{
  font-weight: bold;
  font-size: 1em;
}

}

/*-----------アコーディオン-----------*/

/* ボタン部分 */
.accordion-button01 {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  text-align: left;
  border: 0;
  border-radius: 0;
  background-color: #ff1a36 !important;
  color: #fff !important;
  transition: var(--bs-accordion-transition);
}

/* 矢印アイコン（白、回転あり） */
.accordion-button01::after {
  content: "";
  flex-shrink: 0;
  width: 1.25rem;        /* アイコン幅 */
  height: 1.25rem;       /* アイコン高さ */
  margin-left: auto;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ffffff'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-size: contain;
  transition: transform 0.3s;
}

/* 開いているときに矢印を反転 */
.accordion-button01:not(.collapsed)::after {
  transform: rotate(180deg);
}

/* Qテキスト */
.q_text02 {
  color: #fff;
  font-size: 1.6rem;
  font-weight: bold;
  margin-bottom: 0;
}

/* A部分（答え） */
.accordion-body02 {
  padding: 1rem 1.25rem;
  background-color: #fff;
}

/* アコーディオン外枠 */
.accordion-item1 {
  border-radius: 8px;
  margin-bottom: 1.5rem;
  overflow: hidden;
  background-color: #fff;
}

.accordion1 {
  max-width: 70%; /* 好きな幅 */
  margin: 0 auto;   /* 中央寄せ */
}

/* アジア */
.asia .accordion-button01 {
  background-color: #ffb283 !important;
}
.asia {
  border: 1px solid #ffb283;
}

/* オセアニア */
.oceania .accordion-button01 {
  background-color: #54cde2 !important;
}
.oceania {
  border: 1px solid #54cde2;
}

/* 北アメリカ */
.america .accordion-button01 {
  background-color: #ff9897 !important;
}
.america {
  border: 1px solid #ff9897;
}

/* ヨーロッパ */
.europe .accordion-button01 {
  background-color: #8ddfc3 !important;
}
.europe {
  border: 1px solid #8ddfc3;
}

/* スマホ対応 */
@media (max-width: 768px) {
  .accordion1 {
    max-width: 100%;
  }
  /* Qテキスト */
  .q_text02 {
  color: #fff;
  font-size: 1em;
  font-weight: bold;
  margin-bottom: 0;
  }

  .accordion-item1 {
  border-radius: 8px;
  margin-bottom: 1rem;
  overflow: hidden;
  background-color: #fff;
}
}

/*-----------------------------------------------------
留学プログラム
-------------------------------------------------------*/
.ryugakuprogram-ttl {
    position: relative;
    font-weight: bold;
    font-size: 3rem;
    color: #333;
    padding-top: 0.5rem;
    padding-bottom: 22px !important;
}

.ryugakuprogram-ttl .ryugakuprogram-ttl-microcopy {
  position: absolute;       /* タイトル内で絶対位置 */
  top: -2.5em;               /* 文字より少し上 */
  left: 6em;              /* 文字より少し左 */
  width: 35%;              /* アイコンの幅 */
  height: auto;
  display: block;           /* 横並び防止 */
}

.programgroup-title{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  max-width: 700px;
  margin: 0 auto;
  padding: 0 10px; /* 横に余白を追加 */
}

.programgroup-title img {
  width: 100%;
  height: auto;
  display: block;
}

li {
    list-style: none;
    padding-bottom: 0.5em;
}

/* 600px以下 */
@media only screen and (max-width: 600px) {
.programgroup-title{
grid-template-columns: 1fr;
}
}

/* 1200px以下 */
@media only screen and (max-width: 1199px) {
  .ryugakuprogram-ttl .ryugakuprogram-ttl-microcopy {
  position: absolute;       /* タイトル内で絶対位置 */
  top: -2.5em;               /* 文字より少し上 */
  left: 4em;              /* 文字より少し左 */
  width: 47%;              /* アイコンの幅 */
  height: auto;
  display: block;           /* 横並び防止 */
}
}

/* タブレット以下 */
@media only screen and (max-width: 991px) {
  .ryugakuprogram-ttl .ryugakuprogram-ttl-microcopy {
  position: absolute;       /* タイトル内で絶対位置 */
  top: -2.5em;               /* 文字より少し上 */
  left: 2em;              /* 文字より少し左 */
  width: 60%;              /* アイコンの幅 */
  height: auto;
  display: block;           /* 横並び防止 */
}
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr); /* PCは必ず2列 */
  gap: 10px;
  width: 100%;
  max-width: 50em;
  margin: 0 auto;
  padding: 0 10px;
  box-sizing: border-box;
}

.voicepicture{
  margin: 30px 0;
}

.voicepicture01{
  padding-bottom: 1em;
}

.ryugaku-schedule{
  margin: 35px 0;
  max-width: 80%;
}

.voicepicture-pc{
  max-width: 80%;
}

.image-grid img {
  width: 100%;
  height: auto;
  display: block;
}

@media (max-width: 600px) {
  .image-grid {
    grid-template-columns: 1fr;
  }
}

.black-dot-list {
  list-style-type: disc !important; /* 「・」を表示 */
  padding-left: 1.5em;    /* 左のインデント（調整可） */
}

.program-ttl {
  color: #fff;
  font-weight: 900;
  font-size: 4rem;
  padding: 0; /* paddingをリセット */
  line-height: 1.3;
  padding: 1px 0 25px 0;
  line-height: 1.3;
}

.program-ttl2 {
  color: #fff;
  font-weight: 900;
  font-size: 4rem;
  padding: 0; /* paddingをリセット */
  line-height: 1.3;

}

.program-ttl-under {
  color: #fff;
  font-weight: bold;
  font-size: 2rem;
  line-height: 1.3;
  display: block; /* 行として独立させる */
  margin-top: -0.2em; /* 上の行との隙間を微調整 */
}

.program-text{
  padding-left: 1.5em;
}

.text-end{
  padding-right: 6px;
}

.svg-wave {
  position: relative;
  width: 100%;
  line-height: 0; /* 隙間をなくす */
}

.up-wave {
  margin-bottom: -5px; /* セクションと波を重ねる */
}

.down-wave {
  margin-top: -5px;
}

.partnerschool {
  background: #D8E4E5; /* セクションの背景色 */
  padding: 80px 20px;
}

/* スマホ */
@media only screen and (max-width: 767px) {
  .ryugakuprogram-ttl .ryugakuprogram-ttl-microcopy {
  position: absolute;       /* タイトル内で絶対位置 */
  top: -2.4em;               /* 文字より少し上 */
  left: 0em;              /* 文字より少し左 */
  width: 76%;              /* アイコンの幅 */
  height: auto;
  display: block;           /* 横並び防止 */
}

.voicepicture01{
  padding-bottom: 0;
}

.program-ttl {
    color: #fff;
    font-weight: 900;
    font-size: 2.7rem;
    padding: 0;
    line-height: 1.3;
    padding: 1px 0 15px 0;
    line-height: 1.3;
}

.ryugakuprogram-ttl {
    position: relative;
    font-weight: 800;
    font-size: 1.8rem;
    color: #333;
    padding-top: 0.5rem;
    padding-bottom: 22px !important;
}

.program-ttl2 {
    color: #fff;
    font-weight: 900;
    font-size: 2.7rem;
    padding: 0;
    line-height: 1.3;
}

.program-ttl-under {
    color: #fff;
    font-weight: bold;
    font-size: 1.3rem;
    line-height: 1.3;
    display: block;
    margin-top: -0.2em;
}

.image-grid img {
  width: 83%;
  height: auto;
  display: block;
  padding: 0 1rem;
  margin: 0 auto;
}

.ryugaku-schedule{
  margin: 35px 0;
  width: 100%;
  max-width: 100%;
}

}

/* 派遣（交換）留学 */
.exchangestudent-bg{
  border-image-source: linear-gradient(0deg,#93bcf2 0 100%);
  border-image-slice: fill 0;
  border-image-outset: 0 100vw;
  margin: 2rem 0;
  padding: 1rem 0;
}
.exchangestudent-ttl {
  padding: 0.25em 0.5em;/*上下 左右の余白*/
  color: #494949;/*文字色*/
  background: transparent;/*背景透明に*/
  border-left: solid 5px #93bcf2;/*左線*/
  margin-bottom: 0.5em;
}
/* 語学研修 */
.languagestudyabroadt-bg{
  border-image-source: linear-gradient(0deg,#f2be62 0 100%);
  border-image-slice: fill 0;
  border-image-outset: 0 100vw;
  margin: 2rem 0;
  padding: 1rem 0;
}
.languagestudyabroadt-ttl {
  padding: 0.25em 0.5em;/*上下 左右の余白*/
  color: #494949;/*文字色*/
  background: transparent;/*背景透明に*/
  border-left: solid 5px #f2be62 ;/*左線*/
  margin-bottom: 0.5em;
}
/* GYプログラム */
.gy-programcontent-bg{
  border-image-source: linear-gradient(0deg,#cde578 0 100%);
  border-image-slice: fill 0;
  border-image-outset: 0 100vw;
  margin: 2rem 0;
  padding: 1rem 0;
}
.gy-programcontent-ttl {
  padding: 0.25em 0.5em;/*上下 左右の余白*/
  color: #494949;/*文字色*/
  background: transparent;/*背景透明に*/
  border-left: solid 5px #cde578;/*左線*/
  margin-bottom: 0.5em;
}
/* GTプログラム */
.gt-programcontent-bg{
  border-image-source: linear-gradient(0deg,#e6abf1 0 100%);
  border-image-slice: fill 0;
  border-image-outset: 0 100vw;
  margin: 2rem 0;
  padding: 1rem 0;
}
.gt-programcontent-ttl {
  padding: 0.25em 0.5em;/*上下 左右の余白*/
  color: #494949;/*文字色*/
  background: transparent;/*背景透明に*/
  border-left: solid 5px #e6abf1;/*左線*/
  margin-bottom: 0.5em;
}

/*-----------------------------------------------------
大学のサポートがあるから初めての海外でも安心
-------------------------------------------------------*/
.support{
  background-image:url(../images/support_bg.jpg);
  background-position: bottom;
  background-size: contain;  /* 元の比率を維持 */
}

.saitamachan{
  display:inline-flex;          /* 文字と画像を横並び */
  align-items:center;           /* 縦位置を中央そろえ */
  gap:.5rem;                    /* 文字と画像の間隔 */
  margin:0;
}
.saitamachan .saitamachan-img{
  max-width:2.3em;                   /* 必要に応じて調整 */
  height:auto;
  vertical-align:middle;
}

@media (max-width: 575.98px) {  /* Bootstrapのxsブレークポイント */
  .saitamachan-img {
    display: none !important;
  }
}

/*-----------------------------------------------------
CTA
-------------------------------------------------------*/
.cta-microcopy { 
  -webkit-text-stroke: 5px #fff; /* 縁取り */ 
  -webkit-text-fill-color: #080e37; /* 中の色（指定しないと透明になる場合あり） */
  paint-order: stroke fill; /* stroke → fill の順で描画 */
  font-size: 2em; font-weight: bold; 
  } 

a.btn--red1.btn--border-outset1 {
  color: #fff;
    background-color: #f20101;
    border-bottom: 5px solid #930000;
    font-weight: bold;
    font-size: 1.5rem;
    padding: 1rem 3.25rem;
    border-radius: 100vh;
    width: 45%;
}

.btn--red1::after{
  content: "";
  display: inline-block;
  margin-left: 8px;
  vertical-align: middle;
  border-left: 14px solid transparent;
  border-right: 14px solid transparent;
  border-top: 20px solid #fff; /* 三角形の色 */
}

/* スマホ */
@media only screen and (max-width: 767px) {
.cta-microcopy { 
  -webkit-text-stroke: 5px #fff; /* 縁取り */ 
  -webkit-text-fill-color: #080e37; /* 中の色（指定しないと透明になる場合あり） */
  paint-order: stroke fill; /* stroke → fill の順で描画 */
  font-size: 1.3em;
   font-weight: bold; 
  }
a.btn--red1.btn--border-outset1 {
  color: #fff;
    background-color: #f20101;
    border-bottom: 5px solid #930000;
    font-weight: bold;
    font-size: 1.4rem;
    padding: 0.8rem 0em;
    border-radius: 100vh;
    width: 90%;
}
.btn--red1::after{
  content: "";
  display: inline-block;
  margin-left: 8px;
  vertical-align: middle;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 15px solid #fff; /* 三角形の色 */
}
}

/*-----------------------------------------------------
埼玉大学国際交流会館4号館
-------------------------------------------------------*/
.buildingintroduction{
  background-image:url(../images/Buildingintroductionmain_bg.png);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover; /* ← これを追加 */
}

.buildingintroduction-text{
  font-weight: bold;
  padding-top: 20px;
  font-size: 1.2em;
}

.osusumepicture{
  padding-bottom: 2.5em !important;
  margin-bottom: 0 !important;
}

.studentvoice{
padding-bottom: 1em;
}

/* スマホ */
@media only screen and (max-width: 767px) {
.buildingintroduction-text {
    font-weight: bold;
    padding-top: 8px;
    font-size: 0.9em;
}
.my-4 {
    margin-top: 0.8rem !important;
    margin-bottom: 0.8rem !important;
}

.buildingintroduction .ttl_box {
  padding-bottom: 15px;
}

.buildingintroduction .ttl-text-half  {
  padding-top: 0;
}

.studentvoice{
padding-bottom: 0em;
}
}

/*-----------------------------------------------------
授業風景・写真で見る埼玉大学
-----------------------------------------------------*/

.classsence {
  background-image: url(../images/buildingintroductionbg.png);
  border-image-slice: fill 0;
  border-image-outset: 0 100vw;
  padding: 3em 0;
  background-size: contain;
  /* overflow: hidden; を追加してはみ出しを防ぐ */
  overflow: hidden;
}

.classsence .container-fullid {
  margin-bottom: 30px;
}

/* swiper */
.swiper {
  width: 100%;
  overflow: hidden;
}
.swiper-wrapper {
  transition-timing-function: linear !important;
}
.swiper-slide {
  width: 280px;
  height: auto;
}

.swiper-slide img {
  display: block;
  width: 100%;
  height: auto;
}

@media screen and (min-width: 1440px) {
  .swiper-slide {
    width: 420px;
  }
}

/*-----------------------------------------------------
  よくある質問（整理後）
-------------------------------------------------------*/
/* よくある質問（整理後） */
.qa-size { max-width: 10em; display: block; margin: 0 auto; }
.question { background-color: #fff; }
.qa-box { background-color: #fff; padding: 1em; }

/* 見出しテキスト */
.q_text, .a_text {
  position: relative;
  display: block;
  padding-left: 2.4em; /* 左の Q/A バッジ分 */
  line-height: 1.5;
  margin: 0;
  font-weight: bold;
  color: #333;
}
.q_text { font-size: 1.6rem; }
.a_text { font-size: 1.2rem; }

/* Q/A バッジ */
.q-color, .a-color {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1.6em;
  height: 1em;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  color: #333;
  font-weight: bold;
}
.q-color { font-size: 1.25em; }
.a-color { font-size: 1.15em; }

/* アコーディオン（必要最小限） */
.accordion-button {
  background-color: #cde578 !important;
  padding: 1em 1.2em;
  display: flex;
  align-items: center;
  line-height: 1.4;
}
.accordion-body {
  padding-bottom: 1.5rem;
  background-color: #fff;
}
/* 矢印色（Bootstrap既定の位置を使用） */
.accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%233b3b3b'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

/* レスポンシブ */
@media (max-width: 991px) {
  .q_text, .a_text { padding-left: 2.2em; font-size: 0.9rem; line-height: 1.3; }
  .q-color, .a-color { width: 1.4em; }
  .accordion-button { padding: 0.8em 1em; margin-bottom: 1em; }
}

/* PCサイズの細かな揃え */
@media (min-width: 992px) {
  .accordion-body { padding-left: 1.2em; }
  .accordion-button .q_text,
  .accordion-body .a_text { padding-left: 2.4em; }
}

/* このセクション内のアコーディオンだけ、薄青のフチを消す */
.question .accordion {
  --bs-accordion-btn-focus-box-shadow: none;
}
.accordion-item {
  border: none;
}

.accordion-button:focus {
  box-shadow: none;
}
/*-----------------------------------------------------
form
-------------------------------------------------------*/
.form{
  background-image: url(../images/form_bg.png);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  padding: 55px 50px;
}

.form .ttl_box{
  color: #333;
}
.form .container{
  background-color: #fff;
  padding: 4em 0;
}
.form .btn{
  background-color: #f2be62;
  border-color: #f2be62;
  padding: 0.3em 5em;
}
.form label{
  font-weight: bold;
}
.text-bg-danger{
  background-color: #f2be62 !important;
  border-radius: 0 !important;
  font-size: 1rem;
  margin-right: 0.5em;
  border-radius: 10px !important;
  color: #333 !important;
}
.text-bg-light{
  background-color: #eddab8 !important;
  color: #333 !important;
  border-radius: 0 !important;
  font-size: 1rem;
  margin-right: 0.5em;
  border-radius: 10px !important;
}

.p-privacy__ttl a{
  color: #333;
  text-decoration-line: none;
}
@media only screen and (max-width: 1199px){
.form .col-lg-3{
  padding: 0;
}}
@media only screen and (max-width: 991px){
.form .container{
  padding: 2em;
}
.form label{
  margin-bottom: 0.5em;
}}
@media only screen and (max-width: 767px){
.form .container{
  border-radius: 20px;
}
.p-privacy__ttl{
  font-size: 1rem !important;
}

.form .btn {
    background-color: #f2be62;
    border-color: #f2be62;
    padding: 0.3em 3.2em;
    font-size: 1.1em;
}
}

@media (max-width: 768px) {
  .form {
    background-image: url(../images/form-bg-sp.jpg);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  padding: 55px calc(var(--bs-gutter-x) * .5);
  --bs-gutter-x: 1.5rem;
  }
}


/*-----------------------------------------------------
footer
-------------------------------------------------------*/
#Footer{
  color: #fff;
  background-color: #8ae4c3;
  padding: 3em 2em 1em;
}
.company-box{
  display: flex;
  justify-content: space-between;
  font-size: 1.2rem;
}
.f-text-small{
  font-size: 0.9rem;
}

.sns-icons{
  padding: 0 1.5em;
}
@media only screen and (max-width: 767px){
  .company-box{
  display: block;
}


.footer{
  margin-bottom: 3em;
}

}


/* 追従 */
.fix-navi p {
  margin-bottom: 0 !important;
}
@media only screen and (max-width: 767px){
.fix-navi{
  position: fixed;
  z-index: 9999;
  bottom: 0;
  width: 100%;
  text-align: center;
}
.navi_box{
  font-weight: bold;
  color: #fff;
  width: 100%;
  padding: 1em;
}

.navi_line{
  background-color: #f20101;
}

.fix-navi a {
  color: #fff !important;
}
.fix-navi p {
  margin-bottom: 0 !important;
}
.navi_cta{
  width: 80%;
  margin: 0 auto;
}}

@media only screen and (max-width: 767px){
  .scroll-up{
    bottom: 125px;
}}

/*-----------------------------------------------------
サンクスページ
-------------------------------------------------------*/
#thks{
  background-color: #ececec;
  margin: 0;
}
.thanks-box{
  background-color: #fff;
  width: 80%;
  margin: 0 auto;
  padding: 1em;
  border-radius: 20px;
}
.thanks-ttl{
  text-align: center;
}
.thanks-text{
  text-align: center;
  font-size: 0.85rem;
}
.thanks-download{
padding-bottom: 2em;
}

a.btn_02 {
  display: block;
  text-align: center;
  vertical-align: middle;
  text-decoration: none;
  border-radius: 20px;
  width: 50%;
  margin: auto;
  padding: 1rem 0.5rem;
  font-weight: bold;
  border: 2px solid #27acd9;
  background: #27acd9;
  color: #fff;
  transition: 0.5s;
}
a.btn_02:hover {
  color: #27acd9;
  background: #fff;
}
.thanks-btn{
  text-align: center;
}
.btn-danger {
    color: #fff;
    background-color: #d9534f;
    border-color: #d43f3a;
    border-radius: 20px;
    margin: 0 auto;
}