@charset "UTF-8";
/* CSS Document */

/* ++++++++++++++++++++++++++++++++++++++++++++++ */
/* ヘッダー */
/* ++++++++++++++++++++++++++++++++++++++++++++++ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
}

.header .logo a {
  display: block;
  width: 100px;
  height: 100px;
  transition: all 0.4s;
}
.header .logo a:hover {
  opacity: 0.7;
}
.header .logo a img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

/* ++++++++++++++++++++++++++++++++++++++++++++++ */
/* fvエリア */
/* ++++++++++++++++++++++++++++++++++++++++++++++ */

#fv {
  width: 100%;
  height: auto;
  background: url("/wp/wp-content/uploads/2025/04/fv_bg.jpg") no-repeat center;
  background-size: cover;
  padding: 244px 0 290px;
}
#fv .ttl_about {
  position: relative;
  font-size: 1.5rem;
  line-height: 1;
  color: #4f7794;
  padding-left: 40px;
  margin-bottom: 20px;
}
#fv .ttl_about:before {
  content: "";
  height: 1px;
  width: 30px;
  background-color: #4f7794;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-52%);
}
#fv h1 {
  font-size: 5.74rem;
  line-height: 1.2;
}
#fv h1 .en {
  font-size: 9rem;
  font-weight: 800;
  letter-spacing: 0.02rem;
}
#fv .subttl {
  padding: 0px 12px;
  display: inline-block;
  border: 1px solid #2c2c2c;
  margin-top: 22px;
  font-size: 2.54rem;
}

/* ++++++++++++++++++++++++++++++++++++++++++++++ */
/* コンタクト追従ボタン */
/* ++++++++++++++++++++++++++++++++++++++++++++++ */
.c-contact_fixed.yellow a {
  border: 1px solid #e3a700;
}
.c-contact_fixed.yellow a span {
  background: #e3a700;
}

/* ++++++++++++++++++++++++++++++++++++++++++++++ */
/* 基本レイアウト */
/* ++++++++++++++++++++++++++++++++++++++++++++++ */
#message {
  margin-top: -108px;
}
#message h2 {
  font-size: 4.4rem;
  line-height: 1.6;
}
#message .txt {
  font-size: 1.8rem;
  line-height: 2;
  letter-spacing: 0.14rem;
  margin-top: 30px;
}

#data-science {
  position: relative;
}
#data-science .bg {
  width: 100%;
  height: 23%;
  position: absolute;
  left: 0;
  bottom: 0;
  background-color: #f1f4f7;
  z-index: -1;
}

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

/* 1024px */
@media screen and (max-width: 1024px) {
  /* ++++++++++++++++++++++++++++++++++++++++++++++ */
  /* fvエリア */
  /* ++++++++++++++++++++++++++++++++++++++++++++++ */

  #fv {
    padding: 244px 0 290px;
  }
  #fv h1 {
    font-size: 5.2rem;
  }
  #fv h1 .en {
    font-size: 8.16rem;
  }
  #fv .subttl {
    font-size: 2rem;
  }

  /* ++++++++++++++++++++++++++++++++++++++++++++++ */
  /* 基本レイアウト */
  /* ++++++++++++++++++++++++++++++++++++++++++++++ */
  #message {
    margin-top: -78px;
  }
  #message h2 {
    font-size: 3.4rem;
    line-height: 1.5;
  }
  #message .txt {
    font-size: 1.6rem;
    line-height: 2;
    letter-spacing: 0.14rem;
    margin-top: 25px;
  }

  #data-science {
    position: relative;
  }
  #data-science .bg {
    width: 100%;
    height: 23%;
    position: absolute;
    left: 0;
    bottom: 0;
    background-color: #f1f4f7;
    z-index: -1;
  }
}

/* max 768px */
@media screen and (max-width: 768px) {
  /* ++++++++++++++++++++++++++++++++++++++++++++++ */
  /* ヘッダー */
  /* ++++++++++++++++++++++++++++++++++++++++++++++ */
  .header .logo a {
    display: block;
    width: 70px;
    height: 70px;
  }

  /* ++++++++++++++++++++++++++++++++++++++++++++++ */
  /* fvエリア */
  /* ++++++++++++++++++++++++++++++++++++++++++++++ */

  #fv {
    background: url("/wp/wp-content/uploads/2025/04/fv_bg.jpg") no-repeat center;
    background-size: cover;
    padding: 134px 0 172px;
  }
  #fv .ttl_about {
    font-size: 1.4rem;
    padding-left: 20px;
  }
  #fv .ttl_about:before {
    content: "";
    height: 1px;
    width: 15px;
  }
  #fv h1 {
    font-size: 2.58rem;
    line-height: 1.5;
  }
  #fv h1 .en {
    font-size: 4.1rem;
    line-height: 0.9;
    display: inline-block;
    text-align: left;
  }
  #fv .subttl {
    font-size: 1.6rem;
  }

  /* ++++++++++++++++++++++++++++++++++++++++++++++ */
  /* コンタクト追従ボタン */
  /* ++++++++++++++++++++++++++++++++++++++++++++++ */
  .c-contact_fixed.yellow a {
    border: 1px solid #e3a700;
  }
  .c-contact_fixed.yellow a span {
    background: #e3a700;
  }

  /* ++++++++++++++++++++++++++++++++++++++++++++++ */
  /* 基本レイアウト */
  /* ++++++++++++++++++++++++++++++++++++++++++++++ */
  #message {
    margin-top: -52px;
  }
  #message h2 {
    font-size: 2.2rem;
    line-height: 1.6;
  }
  #message .txt {
    font-size: 1.4rem;
    margin-top: 18px;
  }

  #data-science {
    position: relative;
  }
  #data-science .bg {
    height: 14%;
  }
}