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

main {
  color: #191816;
}
.bar {
  background-color: #fff;
}


/* main_img
--------------------------------------------------------------------*/
#main_img {
  background-image: url("../img/brand_main_img.jpg");
  background-position: center center;
  background-size: cover;
  background-repeat: no-repeat;
  position: relative;
  height: 100vh;
}
#main_img h2 {
  color: #fff;
  font-size: 36px;
  letter-spacing: 0.3em;
  position: absolute;
  width: 100%;
  top: 50%;
  left: 180px;
  text-align: left;
  transform: translateY(-50%);
}
#main_img .scroll_animation {
  text-align: center;
  font-size: 14px;
  letter-spacing: 0.2em;
  position: absolute;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
}
#main_img .scroll_animation a {
  padding-bottom: 30px;
  display: block;
  text-decoration: none;
  color: #fff;
  font-size: 10px;
  letter-spacing: 0.15em;
}
#main_img .scroll_animation a span {
  position: absolute;
  top: 0;
  left: 50%;
  width: 20px;
  height: 1px;
  margin-left: -12px;
  border-bottom: 1px solid #ffffff;
  animation: sdb 2s infinite;
  box-sizing: border-box;
}
@keyframes sdb {
  0% {
    transform: rotate(90deg) translate(30px, 0);
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: rotate(90deg) translate(50px, 0px);
    opacity: 0;
  }
}

@media screen and (max-width:768px) {
  #main_img {
    background: url("../img/brand_main_img_sp.jpg") center center / cover no-repeat;
  }
  #main_img h2 {
    text-align: center;
    font-size: 24px;
    left: 50%;
    top: 76%;
    transform: translateX(-50%) translateY(-50%);
  }
  #main_img .scroll_animation {
    bottom: 40px;
  }
}


/* concept
--------------------------------------------------------------------*/
#concept {
  width: 100%;
  margin-top: 92px;
}
#concept .inner {
  width: 100%;
  max-width: calc(1200px + (24px * 2));
  margin: 0 auto;
  padding: 0 24px;
}
#concept .ttl {
  width: fit-content;
  margin: 0 auto;
  position: relative;
  font-size: 26px;
  letter-spacing: 0.3em;
  text-align: center;
}
#concept .ttl:before {
  content: '"';
  position: absolute;
  top: 0;
  left: -1em;
  vertical-align: top;
}
#concept .ttl::after {
  content: '"';
  position: absolute;
  bottom: 0;
  right: -0.7em;
  vertical-align: top;
  transform: rotate(180deg);
}
#concept .copy {
  margin-top: 48px;
  text-align: center;
  font-size: 13px;
  letter-spacing: 0.25em;
  line-height: 2.2;
}
#concept .txt {
  text-align: center;
  font-size: 13px;
  letter-spacing: 0.25em;
  line-height: 1.6;
}
#concept figure {
  width: 100%;
  max-width: 830px;
  margin: 92px auto 0;
}
#concept figure img {
  width: 100%;
}

@media screen and (max-width:768px) {
  
  #concept .ttl {
    width: 100%;
    font-size: 24px;
    letter-spacing: 0.2em;
  }
  #concept .ttl:before {
    left: 0;
  }
  #concept .ttl:after {
    right: 0;
  }
  #concept .copy {
    margin-top: 92px;
    font-size: 24px;
    line-height: 2;
    letter-spacing: 0.15em;
  }
  #concept .txt {
    margin-top: 30px;
    font-size: 14px;
    letter-spacing: 0.1em;
    line-height: 1.7;
  }
  #concept figure {
    margin-top: 67px;
  }
}


/* unit(yourserf・product・nature)
--------------------------------------------------------------------*/
:root {
  --margin: calc(((100vw - 1200px) / 2) - 25px);
  --flex_gap: 12%;
  --img_width: calc(50vw - (var(--flex_gap) / 2));
}
@media screen and (max-width:1250px) {
  :root {
    --margin: 0;
  }
}

.unit {
  width: 100%;
  
}
.unit .inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: calc(1200px + var(--margin) + 25px + 25px);
  margin-left: var(--margin);
  padding-left: 25px;
}
.unit:nth-of-type(even) .inner {
  margin-left: 0;
  margin-right: var(--margin);
  padding-left: 0;
  padding-right: 25px;
  
}
.unit .img_box {
  order: 2;
  width: var(--img_width);
}
.unit .txt_box {
  order: 1;
  width: calc(100% - var(--img_width) - var(--flex_gap));
  padding: 20px 0;
}
.unit:nth-of-type(even) .img_box {
  order: 1;
}
.unit:nth-of-type(even) .txt_box {
  order: 2;
}
.unit .txt_box .ttl {
  font-size: 28px;
  letter-spacing: 0.2em;
}
.unit .txt_box .ttl_jp {
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: 0.2em;
  line-height: 1.7;
}
.unit .txt_box .txt {
  margin-top: 46px;
  font-size: 14px;
  letter-spacing: 0.15em;
  line-height: 2.4;
}
.unit .txt_box .txt + .txt {
  margin-top: 30px;
}

#yourself {
  margin-top: 140px;
}
#nature {
  margin-bottom: 168px;
}

@media screen and (max-width:768px) {
  .unit {
    margin-top: 92px;
  }
  .unit .inner {
    flex-direction: column;
    width: 100%;
    margin: 0;
    padding: 0;
  }
  .unit:nth-of-type(even) .inner {
    margin: 0;
    padding: 0;
  }
  .unit .img_box {
    order: 1;
    width: 100%;
    margin: 0;
    padding: 0;
  }
  .unit .txt_box {
    order: 2;
    width: 100%;
    margin: 36px auto 0;
    padding: 0 24px;
  }
  .unit .txt_box .ttl {
    font-size: 24px;
  }
  .unit .txt_box .ttl_jp {
    margin-top: 10px;
    font-size: 14px;
  }
  .unit .txt_box .txt {
    margin-top: 49px;
    font-size: 14px;
    letter-spacing: 0.05em;
  }
  #nature {
    margin-bottom: 144px;
  }
}