@charset "utf-8";
/* ===================================================================

 file name :universe.css
 style info :DESIGN OFFICE UNIVERSE


=================================================================== */

/* =============================

	overwrite

=============================== */

/* =================================== */

/* ---------------------------------------------------------------------------
		structure
--------------------------------------------------------------------------- */

#wrapper {
  padding-top: 60px;
  min-width: 320px;
  overflow: hidden;
  background: #000;
  color: #fff;
}
#wrapper img {
  max-width: 100%;
  height: auto;
  -webkit-backface-visibility: hidden;
}
@media screen and (min-width: 768px) {
  #wrapper {
    padding-top: 77px;
    min-width: 1200px;
  }
}
#header {
  min-width: 320px;
  position: fixed;
  width: 100%;
  height: 60px;
  top: 0;
  z-index: 5555;
}
#header.is-bg {
  background: rgba(255, 255, 255, 0.1);
}
@media screen and (min-width: 768px) {
  #header {
    height: 77px;
  }
}
#logo {
  padding: 12px 0 0 15px;
  width: 81px;
  box-sizing: content-box;
}

@media screen and (min-width: 768px) {
  #logo {
    padding: 16px 0 0 22px;
    width: 90px;
  }
}

.header__links {
  position: absolute;
  right: 54px;
  top: 14px;
  display: flex;
  justify-content: space-between;
}
.header__links-item {
  margin-left: 7px;
}
.header__links-item a {
  padding: 0 1em;
  line-height: 30px;
  display: block;
  border-radius: 5px;
  border: 1px solid #fff;
  text-decoration: none;
  color: #fff;
  letter-spacing: 0;
}
@media screen and (max-width: 374px) {
  .header__links-item a {
    padding: 0 0.5em;
    font-size: 1.2rem;
  }
}
@media screen and (min-width: 768px) {
  .header__links {
    top: 22px;
  }
  .header__links-item a {
    transition: background ease 0.3s;
  }
  .header__links-item a:hover {
    background: rgba(255, 255, 255, 0.4);
  }
}

#insta {
  position: absolute;
  right: 15px;
  top: 15px;
  width: 30px;
  height: 30px;
}
@media screen and (min-width: 768px) {
  #insta {
    top: 23px;
  }
}

#sekisuiCommonFooter #copyright {
  display: block;
  padding: 30px 0;
  color: #fff;
  font-size: 10px;
  text-align: center;
  letter-spacing: 0;
}

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

.c-ttl {
  position: relative;
  margin-bottom: 1.5em;
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1.5;
}
.c-ttl::before {
  content: '';
  position: absolute;
  width: 50vw;
  height: 1px;
  left: -0.4em;
  top: 0.7em;
  background: #fff;
  transform-origin: right top;
  transition: transform ease 2s 0.1s;
  transform: translateX(-100%) scaleX(0);
}
.pre-anim-start .c-ttl.sc-show::before {
  transform: translateX(-100%) scaleX(1);
}
@media screen and (min-width: 768px) {
  .c-ttl {
    margin-bottom: 1.5em;
    font-size: 2.8rem;
  }
}
.c-subttl {
  margin-bottom: 0.6em;
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.05em;
}
@media screen and (min-width: 768px) {
  .c-subttl {
    font-size: 2.2rem;
  }
}

.c-bnrlink {
  margin-top: 45px;
  position: relative;
  border: 1px solid #fff;
  border-radius: 8px;
}
.c-bnrlink a {
  display: block;
  border-radius: 8px;
  overflow: hidden;
}
.c-bnrlink::before {
  content: '';
  position: absolute;
  z-index: 5;
  top: -30px;
  left: 50%;
  height: 82px;
  width: 1px;
  background: #fff;
  transform-origin: left top;
  transition: transform ease 1s 0.1s;
  transform: scaleY(0);
}
.pre-anim-start .c-bnrlink.sc-show::before {
  transform: scaleY(1);
}
@media screen and (min-width: 768px) {
  .c-bnrlink {
    margin-top: 84px;
    border-radius: 10px;
  }
  .c-bnrlink a {
    border-radius: 10px;
  }
  .c-bnrlink a img {
    transition: opacity ease 0.3s, transform ease 0.3s;
  }
  .c-bnrlink a:hover img {
    opacity: 0.6;
    transform: scale(1.02);
  }
  .c-bnrlink::before {
    top: -60px;
    height: 80px;
  }
}

@media screen and (min-width: 768px) {
  .section-notes {
    margin-left: 80px;
  }
}

/*
#mv
--------------------------------------*/
#mv {
  padding: 0 8px;
  margin-bottom: 90px;
  position: relative;
}
.mv__notes {
  position: absolute;
  z-index: 2;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
}
.mv__ttl {
  width: 270px;
  margin: 0 auto 25px;
}
.mv__txt {
  text-align: center;
  text-shadow: 0 0 5px #000, 0 0 5px #000;
}
.mv__scroll {
  position: absolute;
  bottom: 1em;
  left: 50%;
  font-size: 1rem;
  letter-spacing: 0;
  line-height: 2;
  -webkit-writing-mode: vertical-rl;
  -ms-writing-mode: tb-rl;
  writing-mode: vertical-rl;
}
.mv__scroll::before {
  content: '';
  position: absolute;
  left: 0;
  top: -1em;
  height: 110px;
  width: 1px;
  background: #fff;
  animation: run 2s 0.2s ease normal infinite;
}
@keyframes run {
  0% {
    transform: scaleY(0);
    transform-origin: top left;
  }
  50% {
    transform: scaleY(1);
    transform-origin: top left;
  }
  51% {
    transform: scaleY(1);
    transform-origin: bottom left;
  }
  100% {
    transform: scaleY(0);
    transform-origin: bottom left;
  }
}
.mv__video {
  position: relative;
  overflow: hidden;
  width: 100%;
  height: calc(100vh - 68px);
  min-height: 500px;
  border-radius: 30px;
}
.mv__video-inner {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  overflow: hidden;
}
#mv_stream {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}
#mv_stream iframe {
  width: auto !important;
  height: 100% !important;
  aspect-ratio: 16 / 9;
  vertical-align: bottom;
}
@media screen and (min-width: 768px) {
  #mv {
    padding: 0 20px;
    margin-bottom: 180px;
  }
  .mv__ttl {
    width: 460px;
    margin: 0 auto 40px;
  }
  .mv__txt {
    width: 440px;
    margin: 0 auto;
    text-align: left;
    line-height: 2.5;
  }
  .mv__scroll {
    bottom: 1em;
    font-size: 1.3rem;
  }
  .mv__scroll::before {
    height: 160px;
  }
  .mv__video {
    height: auto;
    min-height: initial;
  }
  .mv__video-inner {
    position: relative;
  }
  #mv_stream {
    position: static;
    width: 100%;
    height: auto;
    vertical-align: bottom;
    transform: none;
    border-radius: 30px;
  }
  #mv_stream iframe {
    width: 100% !important;
    height: auto !important;
  }
}
@media screen and (min-width: 768px) and (max-width: 1300px) {
  .mv__notes {
    top: calc(50% - 30px);
  }
}

/*
#topics
---------------------------*/
#topics {
  margin-bottom: 70px;
}
#topics ul {
  display: flex;
  justify-content: center;
}
#topics ul li + li {
  margin-left: 6%;
}
@media screen and (min-width: 768px) {
  #topics {
    margin-bottom: 90px;
  }
  #topics ul li {
    max-width: 250px;
  }
  #topics ul li + li {
    margin-left: 60px;
  }
}

/*
#welcome
---------------------------*/
#welcome {
  margin-bottom: 70px;
}
@media screen and (min-width: 768px) {
  #welcome {
    margin-bottom: 90px;
  }
}

/*
#concept
---------------------------*/
#concept {
  margin-bottom: 70px;
}
#concept .taglist {
  margin-bottom: 1.5em;
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  letter-spacing: 0;
}
#concept .taglist li:not(:last-child) {
  margin-right: 1em;
}
.concept__lifeknit {
  margin-top: 20px;
  display: block;
  width: 80%;
  max-width: 300px;
  text-decoration: none;
  color: inherit;
}
.concept__lifeknit figcaption {
  position: relative;
  padding-left: 1.5em;
  margin-top: 0.8em;
}
.concept__lifeknit figcaption::before {
  content: '\25B7';
  position: absolute;
  top: 0;
  left: 0;
  width: 0.5em;
  height: 0.5em;
}
@media screen and (min-width: 768px) {
  #concept {
    margin-bottom: 90px;
  }
  .concept__lifeknit {
    margin-top: 40px;
  }
  .concept__lifeknit:hover {
    text-decoration: underline;
  }
}

/*
#dok
---------------------------*/
#dok {
  margin: 0 -10px;
  padding: 10px 10px 50px;
  border-top: 1px solid #898989;
  border-bottom: 1px solid #898989;
}
@media screen and (min-width: 768px) {
  #dok {
    margin: 0;
    padding: 50px 0 140px;
  }
}