@charset "utf-8";

/** ***************************************************************************
 * 共用
 * ************************************************************************* */

#main {
  padding-bottom: 60px;
}

#main :where(.section) ~ :where(.section) {
  margin-top: 60px;
}

#main :where(.column) ~ :where(.column) {
  margin-top: 30px;
}

@media screen and (min-width:768px) {

  #main {
    padding-bottom: 120px;
  }

  #main :where(.section) ~ :where(.section) {
    margin-top: 120px;
  }

  #main :where(.column) ~ :where(.column) {
    margin-top: 60px;
  }

}

/** ***************************************************************************
 * 紹介文
 * ************************************************************************* */

#lead {
  padding-top: 40px;
}

@media screen and (min-width:768px) {

  #lead {
    padding-top: 80px;
  }

}

/**
 * タイトル
 */

#lead .section-title {
  margin-bottom: 40px;
  line-height: 3;
  font-size: 0.75em;
  text-align: center;
}

@media screen and (min-width:768px) {

  #lead .section-title {
    margin-bottom: 80px;
  }

}

/**
 * 内容
 */

#lead div.content .catchcopy {
  width: 100%;
  margin-bottom: 3em;
  letter-spacing: 2px;
  line-height: 2.5;
  font-size: 1.25em;
  text-orientation: upright;
  writing-mode: vertical-rl;
  display: flex;
  align-items: center;
  justify-content: center;
}

#lead div.content .text {
  line-height: 2.5;
  font-weight: 300;
  text-align: center;
}

#lead div.content .text em {
  line-height: 1.3;
  font-size: 1.375em;
}

@media screen and (min-width:768px) {

  #lead div.content {
    line-height: 3;
  }

}

/** ***************************************************************************
 * ZEH
 * ************************************************************************* */

#zeh {
  padding: 40px 0 60px;
  color: #fff;
  overflow: hidden;
  position: relative;
  z-index: 0;
}

#zeh::after {
  content: '';
  width: 100vw;
  height: 100%;
  background: url("../_image/sustainability/zeh-bg.jpg") center center / cover no-repeat;
  position: absolute;
  z-index: -1;
  top: 0;
  left: calc(50% - 50vw);
}

#zeh div.body {
  max-width: 1360px;
}

@media screen and (min-width:768px) {

  #zeh {
    padding: 60px 0 80px;
  }

}

/**
 * タイトル
 */

#zeh .section-title {
  margin-bottom: 1em;
  line-height: 2;
  font-size: 1.25em;
  text-align: center;
}

@media screen and (min-width:768px) {

  #zeh .section-title {
    font-size: 1.5em;
  }

}

/**
 * 内容
 */

@media screen and (min-width:768px) {

  #zeh div.content {
    font-size: 1.25em;
  }

}

/* ロゴ */

#zeh div.content .logo {
  text-align: center;
}

/* テキスト */

#zeh div.content .text {
  font-size: 1.125em;
}

@media screen and (min-width:768px) {

  #zeh div.content .text {
    text-align: center;
  }

}

/* 注釈 */

#zeh div.content .memo {
  font-size: 0.625em;
}

@media screen and (min-width:768px) {

  #zeh div.content .memo {
    text-align: center;
  }

}

/* 図表 */

#zeh div.content .diagram {
  text-align: center;
}

/** ***************************************************************************
 * ZEH Oriented のメリット
 * ************************************************************************* */

#merit div.body {
  max-width: 1360px;
}

/**
 * タイトル
 */

#merit .section-title {
  margin-bottom: 20px;
  font-size: 1.25em;
  text-align: center;
}

#merit .column-title {
  margin-bottom: 25px;
  padding: 0.375em 1em 0.5em;
  color: #fff;
  font-size: 1.25em;
  font-weight: 500;
  text-align: center;
  background: url("../_image/sustainability/title-bg.jpg") center center / cover no-repeat;
}

@media screen and (min-width:768px) {

  #merit .column-title {
    margin-bottom: 50px;
    font-size: 1.625em;
  }

}

/**
 * 紹介文
 */

#merit div.lead .catchcopy {
  font-size: 1.375em;
  text-align: center;
}

@media screen and (min-width:768px) {

  #merit div.lead .catchcopy {
    font-size: 1.875em;
  }

}

/** ===========================================================================
 * 高断熱で、部屋間の温度差を小さく
 */

/**
 * 画像
 */

#merit-1 div.image img ~ img {
  margin-top: 20px;
}

@media screen and (min-width:768px) {

  #merit-1 div.image {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  #merit-1 div.image img{
    width: 46%;
  }

  #merit-1 div.image img ~ img {
    margin-top: 0;
  }

}

/**
 * 内容
 */

#merit-1 div.content {
  line-height: 2;
}

@media screen and (min-width:768px) {

  #merit-1 div.content {
    line-height: 2.5;
    text-align: center;
  }

}

/** ===========================================================================
 * 断熱性能が生む、健康効果
 */

/**
 * 画像
 */

#merit-2 div.image img ~ img {
  margin-top: 20px;
}

@media screen and (min-width:768px) {

  #merit-2 div.image {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  #merit-2 div.image img{
    width: 48%;
  }

  #merit-2 div.image img ~ img {
    margin-top: 0;
  }

}

/** ***************************************************************************
 * ZEH Oriented 実現のための設備・仕様
 * ************************************************************************* */

#equipment div.body {
  max-width: 1360px;
}

/**
 * タイトル
 */

#equipment .section-title {
  margin-bottom: 20px;
  font-size: 1.25em;
  text-align: center;
}

#equipment .column-title {
  margin-bottom: 25px;
  padding: 0.375em 1em 0.5em;
  color: #fff;
  font-size: 1.25em;
  font-weight: 500;
  text-align: center;
  background: url("../_image/sustainability/title-bg.jpg") center center / cover no-repeat;
}

@media screen and (min-width:768px) {

  #equipment .column-title {
    margin-bottom: 50px;
    font-size: 1.625em;
  }

}

/**
 * 紹介文
 */

#equipment div.lead .catchcopy {
  font-size: 1.375em;
  text-align: center;
}

@media screen and (min-width:768px) {

  #equipment div.lead .catchcopy {
    font-size: 1.875em;
  }

}

/** ===========================================================================
 * お部屋まわりの環境性能への取り組み
 */

/**
 * 画像
 */

#equipment-1 div.image {
  text-align: center;
}

/**
 * 設備
 */

#equipment-1 div.equipment {
  max-width: none;
  margin-left: -10px;
  margin-right: -10px;
  margin-bottom: -20px;
  overflow: hidden;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: flex-start;
}

#equipment-1 div.equipment div.item {
  width: calc(100% / 2 - 20px);
  margin-left: 10px;
  margin-right: 10px;
  margin-bottom: 20px;
}

@media screen and (min-width:768px) {

  #equipment-1 div.equipment {
    margin-left: -15px;
    margin-right: -15px;
    margin-bottom: -30px;
  }

  #equipment-1 div.equipment div.item {
    width: calc(100% / 4 - 30px);
    margin-left: 15px;
    margin-right: 15px;
    margin-bottom: 30px;
  }

}

/* 画像 */

#equipment-1 div.equipment div.item div.image {
  position: relative;
  z-index: 0;
}

#equipment-1 div.equipment div.item div.image div.caption {
  padding: 3px 7px 4px;
  color: #fff;
  line-height: 1;
  background-color: rgba(0, 0, 0, 0.6);
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: 0;
}

/* 設備名 */

#equipment-1 div.equipment div.item .title {
  margin-top: 10px;
}

/* テキスト */

#equipment-1 div.equipment div.item .text {
  margin-top: 10px;
  font-size: 0.75em;
}

/** ===========================================================================
 * お部屋まわりの環境性能への取り組み
 */

/**
 * 設備
 */

#equipment-2 div.equipment {
  max-width: none;
  margin-left: -10px;
  margin-right: -10px;
  margin-bottom: -20px;
  overflow: hidden;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: flex-start;
}

#equipment-2 div.equipment div.item {
  width: calc(100% / 2 - 20px);
  margin-left: 10px;
  margin-right: 10px;
  margin-bottom: 20px;
}

@media screen and (min-width:768px) {

  #equipment-2 div.equipment {
    margin-left: -15px;
    margin-right: -15px;
    margin-bottom: -30px;
  }

  #equipment-2 div.equipment div.item {
    width: calc(100% / 4 - 30px);
    margin-left: 15px;
    margin-right: 15px;
    margin-bottom: 30px;
  }

}

/* 画像 */

#equipment-2 div.equipment div.item div.image {
  position: relative;
  z-index: 0;
}

#equipment-2 div.equipment div.item div.image div.caption {
  padding: 3px 7px 4px;
  color: #fff;
  line-height: 1;
  background-color: rgba(0, 0, 0, 0.6);
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: 0;
}

/* 設備名 */

#equipment-2 div.equipment div.item .title {
  margin-top: 10px;
}

#equipment-2 div.equipment div.item .title small {
  font-size: 0.625em;
}

/* テキスト */

#equipment-2 div.equipment div.item .text {
  margin-top: 10px;
  font-size: 0.75em;
}

/** ***************************************************************************
 * 京王グループのサステナブル
 * ************************************************************************* */

#keio {
  overflow: hidden;
  position: relative;
  z-index: 0;
}

#keio div.body {
  max-width: 1360px;
}

/**
 * ビジュアル
 */

#keio div.visual {
  max-width: none;
  width: 100vw;
  height: 50vw;
  margin-bottom: 40px;
  background-position: center center;
  background-size: cover;
  background-repeat: no-repeat;
  position: relative;
  z-index: 1;
  left: calc(50% - 50vw);
}

#keio div.visual div.caption {
  padding: 3px 7px 4px;
  color: #fff;
  line-height: 1;
  background-color: rgba(0, 0, 0, 0.6);
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: 0;
}

#keio div.visual img {
  width: 100%;
}

@media screen and (min-width:768px) {

  #keio div.visual {
    height: 34vw;
    margin-bottom: 80px;
  }

}

/**
 * タイトル
 */

#keio .section-title {
  margin-bottom: 20px;
  font-size: 1.25em;
  text-align: center;
}

#keio .column-title {
  margin-bottom: 25px;
  padding: 0.375em 1em 0.5em;
  color: #fff;
  font-size: 1.25em;
  font-weight: 500;
  text-align: center;
  background: url("../_image/sustainability/title-bg.jpg") center center / cover no-repeat;
}

@media screen and (min-width:768px) {

  #keio .column-title {
    margin-bottom: 50px;
    font-size: 1.625em;
  }

}

/**
 * 紹介文
 */

#keio div.lead .catchcopy {
  font-size: 1.375em;
  text-align: center;
}

@media screen and (min-width:768px) {

  #keio div.lead .catchcopy {
    font-size: 1.875em;
  }

}

/** ===========================================================================
 * 事業主紹介／京王電鉄株式会社・株式会社リビタ
 */

/**
 * 内容
 */

#keio-1 div.content {
  line-height: 2;
}

@media screen and (min-width:768px) {

  #keio-1 div.content {
    line-height: 2.5;
    text-align: center;
  }

}

/**
 * 関連会社
 */

#keio-1 div.company div.item {
  padding: 20px 15px;
  border: 1px solid #999;
}

#keio-1 div.company div.item ~ div.item {
  margin-top: 25px;
}

@media screen and (min-width:768px) {

  #keio-1 div.company {
    display: flex;
    align-items: stretch;
    justify-content: center;
  }

  #keio-1 div.company div.item {
    width: 46%;
    margin: 0 2% 4%;
    padding: 30px 3.78%;
    border: 1px solid #999;
  }

  #keio-1 div.company div.item ~ div.item {
    margin-top: 0;
  }

}

/* ロゴ */

#keio-1 div.company div.item .logo {
  text-align: center;
}

/** ===========================================================================
 * 京王電鉄と京王グループによる環境への取り組み
 */

/**
 * タイトル
 */

#keio-2 .keio-contents .contents-title {
  margin-bottom: 20px;
  font-size: 1.25em;
  text-align: center;
}

@media screen and (min-width:768px) {

  #keio-2 .keio-contents .contents-title {
    margin-bottom: 30px;
    font-size: 1.375em;
  }

}

/**
 * 内容
 */

#keio-2 div.content {
  line-height: 2;
}

@media screen and (min-width:768px) {

  #keio-2 div.content {
    line-height: 2.5;
    text-align: center;
  }

}

/**
 * 画像
 */

#keio-2 div.image {
  margin-top: 20px;
  text-align: center;
}

/**
 * CO₂を計画的に削減
 */

#keio-2-2 div.image {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: center;
}

@media screen and (min-width:768px) {

  #keio-2-2 div.image {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: center;
  }

  #keio-2-2 div.image img {
    width: 48%;
  }

  #keio-2-2 div.image img ~ img {
    margin-top: 0;
  }

}