@charset "UTF-8";

/* PC */
* {
  margin: 0;
  padding: 0
}

html {
  /* font-sizeはデフォルト基本16pxの62.5%の10px */
  font-size: 62.5%;
}

body {
  margin: auto;
  font-family: "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", sans-serif;
  font-size: 1.3rem;
  font-weight: 300;
  line-height: 2.3;
  color: #072235;
}

img {
  width: 100%;
}

li {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

/* header */
.header_flex {
  padding: 15px 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 3px solid #43bcff;
}

.header_logo {
  width: 290px;
}

.sp_nav {
  display: none;
}

.header_nav ul {
  display: flex;
  justify-content: flex-end;
  font-size: 1.5rem;
  line-height: 1;
}

.header_nav ul li {
  margin-left: 40px;
  padding-top: 5px;
  padding-bottom: 7px;
  position: relative;
}

.header_nav ul li::before {
  background: #43bcff;
  content: "";
  width: 100%;
  height: 3px;
  position: absolute;
  left: 0;
  bottom: 0;
  margin: auto;
  transform-origin: center top;
  transform: scale(0, 1);
  transition: transform .3s;
}

.header_nav ul li:hover::before {
  transform-origin: center top;
  transform: scale(1, 1);
}



/* philosophy */
.philosophy_wrapper {
  width: 73%;
  background-image: url(../images/philosophy.jpg);
  background-size: cover;
  background-position: center center;
}

.wrapper_back {
  background-color: rgba(40, 44, 67, 0.3);
}

.philosophy {
  color: #fff;
  padding-top: 80px;
  padding-left: 210px;
  position: relative;
}

h1 {
  font-size: 2rem;
  font-weight: 300;
  line-height: 1;
  padding-bottom: 7px;
  border-bottom: 1px solid #fff;
  margin-bottom: 30px;
}

.philosophy_copy {
  font-size: 3rem;
  line-height: 1.5;
  letter-spacing: 0.07rem;
  margin-bottom: 20px;
  padding-right: 30px;
}

.philosophy_br {
  display: none;
}

.philosophy_copy_sub {
  font-size: 1.3rem;
  margin-bottom: 40px;
  letter-spacing: 0.4rem;
  padding-right: 30px;
}

.philosophy_sub_br {
  display: none;
}

.philosophy_p {
  padding-bottom: 90px;
  padding-right: 30px;
}

/* アルファベット */
.alphabet_1 {
  color: #819fb4;
  font-size: 10rem;
  letter-spacing: 0.2rem;
  line-height: 1;
  position: absolute;
  right: -140px;
  bottom: 10px;
  opacity: 0.5;
}

/* history */
.history {
  margin-top: 100px;
  padding-left: 210px;
}

.history_flex {
  display: flex;
  justify-content: flex-end;
  flex-direction: row-reverse;
}

.history h1 {
  border-bottom: 1px solid #072235;
  margin-bottom: 30px;
}

.history_table {
  border-collapse: collapse;
  line-height: 1.6;
}

.year,
.month,
.event {
  border-width: 1.5px 0;
  border-color: #b1bfc9;
  border-style: solid;
  vertical-align: top;
}

.column_1 {
  border: none;
}

.year {
  width: 6%;
  font-weight: 300;
  padding: 10px 0px;
}

.month {
  width: 6%;
  text-align: right;
  padding: 10px 5px;
}

.event {
  width: 64%;
  text-align: justify;
  padding: 10px 15px;
}

/* history_right */
.history_right {
  margin-top: -158px;
  width: 68%;
  background-image: url(../images/history.jpg);
  background-size: cover;
  background-position: center center;
  position: relative;
}

/* アルファベット */
.alphabet_2 {
  color: #819fb4;
  font-size: 10rem;
  letter-spacing: 0.2rem;
  line-height: 1;
  position: absolute;
  right: 90px;
  top: 40px;
  opacity: 0.5;
}

/* access */
.access {
  max-width: 100%;
  margin-top: 150px;
  padding: 60px;
  background-color: #e6edf3;
}

h2 {
  font-size: 2.4rem;
  font-weight: 400;
  text-align: center;
  line-height: 0.8;
  margin-bottom: 40px;
}

.h2_sub {
  font-size: 1.4rem;
  color: #257dc1;
}

.info {
  margin-right: 30px;
  margin-left: 30px;
}

.access_flex {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  line-height: 1.6;
  margin: auto;
}

iframe {
  width: 100%;
  height: 250px;
}

.tokyo,
.osaka {
  margin-top: 5px;
  font-size: 1.8rem;
  letter-spacing: 0.1rem
}

.adress {
  width: 100%;
}

/* footer */
footer {
  background-color: #1b5d88;
}

footer img {
  display: block;
  width: 295px;
  margin: auto;
  padding: 20px 0;
}




/* SP */
@media screen and (max-width: 600px) {

  html {
    font-size: 50%;
  }

  body {
    line-height: 1.7;
  }

  .header_flex {
    padding-left: 30px;
    padding-right: 30px;
    width: 100%;
    top: 0px;
    background-color: #fff;
    border-bottom: #1b5d88 3px solid;
    position: fixed;
    z-index: 2;
  }

  .header_nav {
    display: none;
  }

  .header_logo {
    width: 240px;
    margin-bottom: 0px;
  }

  /* -------------- SP nav -------------- */
  .sp_nav {
    display: block;
  }

  .btn_menu {
    position: absolute;
    top: 25px;
    right: 20px;
  }

  .menu_nav {
    display: none;
    background-color: rgba(20, 20, 50, 0.8);
    position: absolute;
    top: 80px;
    right: 0px;
    overflow: hidden;
  }

  .menu_nav li {
    padding: 25px 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
    text-align: center;
    color: #fff;
    font-size: 15px;
  }

  /* -------------- ------ -------------- */


  /* philosophy */
  .philosophy_wrapper {
    width: 100%;
    margin-top: 75px;
  }

  .philosophy {
    padding-top: 70px;
    padding-left: 20px;
    position: relative;
  }

  h1 {
    margin-bottom: 15px;
  }

  .philosophy_br {
    display: inline;
  }

  .philosophy_copy {
    font-size: 2.7rem;
  }

  .philosophy_copy_sub {
    padding-right: 20px;
    line-height: 1.3;
    letter-spacing: 0.05rem
  }

  .philosophy_sub_br {
    display: inline;
  }

  .philosophy_p {
    padding-bottom: 77px;
    padding-right: 20px;
  }

  .alphabet_1 {
    font-size: 7rem;
    right: 0;
    bottom: 10px;
  }


  /* history */
  .history {
    margin-top: 80px;
    padding-left: 20px;
  }

  .history_flex {
    display: block;
    padding-right: 20px;
  }

  .history h1 {
    margin-bottom: 15px;
  }

  .year,
  .month {
    width: 8%;
  }

  .month,
  .event {
    padding-left: 8px;

  }

  .event {
    width: 48%;
    padding: 10px 0 15px 10px;
  }



  /* history_right */
  .history_right {
    margin-top: 0px;
    width: 100%;
  }

  .alphabet_2 {
    color: rgb(179, 190, 226);
    font-size: 7rem;
    position: absolute;
    left: 40px;
    top: -75px;
  }


  /* access */
  .access {
    max-width: 100%;
    margin-top: 70px;
    margin-bottom: 0px;
    padding: 0;
    background-image: url(../images/history.jpg);
    background-size: cover;
    background-position: center center;
  }

  .access_wrapper {
    padding-top: 70px;
    padding-bottom: 60px;
    background-color: rgba(255, 255, 255, 0.8);
  }

  h2 {
    margin-bottom: 30px;
  }

  .access_flex {
    display: block;
  }

  iframe {
    width: 300px;
    height: 200px;
  }

  .info {
    margin-top: 40px;
    text-align: center;
  }

  .tokyo,
  .osaka {
    margin-top: 0;
  }

  /* footer */
  footer img {
    width: 220px;
  }

}