@charset "utf-8";

/*------------------------------------------------------------
site : セカンドブレーンHP
file : /css/default.css
uses : 共通スタイル
------------------------------------------------------------*/
@import url(http://fonts.googleapis.com/css?family=Lato:300,400,700|Dosis:200,600|Open+Sans:300);

*, *:after, *:before { -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; }
body, html { font-size: 100%; padding: 0; margin: 0; height: 100%;}

/* Clearfix hack by Nicolas Gallagher: http://nicolasgallagher.com/micro-clearfix-hack/ */
.clearfix:before, .clearfix:after { content: " "; display: table; }
.clearfix:after { clear: both; }

body {
	font-family: 'Lato', Calibri, Arial, sans-serif;
	color: #fff;
	background: #000;
}

a {
	color: #f0f0f0;
	text-decoration: none;
}

a:hover {
	color: #fff;
}
.os-phrases h2 {
	font-family: 'Dosis', 'Lato', sans-serif;
	font-size: 70px;
	font-weight: 200;
	width: 100%;
	overflow: hidden;
	text-transform: uppercase;
	padding: 0;
	margin: 0;
	position: absolute;
	top: 0;
	left: 0;
	letter-spacing: 14px;
	text-align: center;
}

.os-phrases h2,
.os-phrases h2 > span {
	height: 100%;
	/* Centering with flexbox */
	display: -webkit-box;
	display: -moz-box;
	display: -ms-flexbox;
	display: -webkit-flex;
	display: flex;
	-webkit-flex-direction: row;
	-ms-flex-direction: row;
	flex-direction: row;
	-webkit-box-pack: center;
	-moz-box-pack: center;
	-webkit-justify-content: center;
	-ms-flex-pack: center;
	justify-content: center;
	-webkit-box-align: center;
	-moz-box-align: center;
	-webkit-align-items: center;
	-ms-flex-align: center;
	align-items: center;
}
.os-phrases h2 > span {
	margin: 0 15px;
}

.os-phrases h2 > span > span {
	display: inline-block;
	-webkit-perspective: 1000px;
	-moz-perspective: 1000px;
	perspective: 1000px;
	-webkit-transform-origin: 50% 50%;
	-moz-transform-origin: 50% 50%;
	transform-origin: 50% 50%;
}

.os-phrases h2 > span > span > span {
	display: inline-block;
	color: hsla(0,0%,0%,0);
	-webkit-transform-style: preserve-3d;
	-moz-transform-style: preserve-3d;
	transform-style: preserve-3d;
	-webkit-transform: translate3d(0,0,0);
	-moz-transform: translate3d(0,0,0);
	transform: translate3d(0,0,0);
	-webkit-animation: OpeningSequence 5.2s linear forwards;
	-moz-animation: OpeningSequence 5.2s linear forwards;
	animation: OpeningSequence 5.2s linear forwards;
}

@-webkit-keyframes OpeningSequence {
	0% {
		text-shadow: 0 0 50px #fff;
		letter-spacing: 80px;
		opacity: 0;
		-webkit-transform: rotateY(-90deg);
	}
	50% {
		text-shadow: 0 0 1px #fff;
		letter-spacing: 14px;
		opacity: 0.8;
		-webkit-transform: rotateY(0deg);
	}
	100% {
		text-shadow: 0 0 1px #fff;
		opacity: 0.8;
		-webkit-transform: rotateY(0deg) translateZ(100px);
	}
}

@-moz-keyframes OpeningSequence {
	0% {
		text-shadow: 0 0 50px #fff;
		letter-spacing: 80px;
		opacity: 0.2;
		-moz-transform: rotateY(-90deg);
	}
	50% {
		text-shadow: 0 0 1px #fff;
		letter-spacing: 14px;
		opacity: 0.8;
		-moz-transform: rotateY(0deg);
	}
	100% {
		text-shadow: 0 0 1px #fff;
		opacity: 0.8;
		-moz-transform: rotateY(0deg) translateZ(100px);
	}
}

@keyframes OpeningSequence {
	0% {
		text-shadow: 0 0 50px #fff;
		letter-spacing: 80px;
		opacity: 0.2;
		transform: rotateY(-90deg);
	}
	50% {
		text-shadow: 0 0 1px #fff;
		letter-spacing: 14px;
		opacity: 0.8;
		transform: rotateY(0deg);
	}
	100% {
		text-shadow: 0 0 1px #fff;
		opacity: 0.8;
		transform: rotateY(0deg) translateZ(100px);
	}
}

/*============================================================
.outer-menu 固定メニュー
============================================================*/
.outer-menu {
  position: fixed;
  top: 10vh;
  left: 0;
  z-index: 1;
}
.outer-menu .checkbox-toggle {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  cursor: pointer;
  width: 60px;
  height: 60px;
  opacity: 0;
}
.outer-menu .checkbox-toggle:checked + .hamburger > div {
  -webkit-transform: rotate(135deg);
      -ms-transform: rotate(135deg);
          transform: rotate(135deg);
}
.outer-menu .checkbox-toggle:checked + .hamburger > div:before,
.outer-menu .checkbox-toggle:checked + .hamburger > div:after {
  top: 0;
  -webkit-transform: rotate(90deg);
      -ms-transform: rotate(90deg);
          transform: rotate(90deg);
}
.outer-menu .checkbox-toggle:checked + .hamburger > div:after {
  opacity: 0;
}
.outer-menu .checkbox-toggle:checked ~ .menu > div {
  width: 200vw;
  height: 200vw;
}
.outer-menu .checkbox-toggle:checked ~ .menu > div > div {
  opacity: 1;
  -webkit-transition: opacity 0.3s ease 0.3s;
          transition: opacity 0.3s ease 0.3s;
}
.outer-menu .checkbox-toggle:hover + .hamburger {
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.1);
}
.outer-menu .checkbox-toggle:checked:hover + .hamburger > div {
  -webkit-transform: rotate(225deg);
      -ms-transform: rotate(225deg);
          transform: rotate(225deg);
}
.outer-menu .hamburger {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  width: 60px;
  height: 60px;
  padding: .5em 1em;
  background: rgba(33, 150, 243, 0.75);
  border-radius: 0 0.12em 0.12em 0;
  cursor: pointer;
  -webkit-transition: box-shadow 0.3s ease;
          transition: box-shadow 0.3s ease;
  -webkit-backface-visibility: hidden;
          backface-visibility: hidden;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.outer-menu .hamburger > div {
  position: relative;
  -webkit-box-flex: 0;
  -webkit-flex: none;
      -ms-flex: none;
          flex: none;
  width: 100%;
  height: 2px;
  background: #fefefe;
  -webkit-transition: all 0.3s ease;
          transition: all 0.3s ease;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.outer-menu .hamburger > div:before,
.outer-menu .hamburger > div:after {
  content: '';
  position: absolute;
  z-index: 1;
  top: -10px;
  left: 0;
  width: 100%;
  height: 2px;
  background: inherit;
  -webkit-transition: all 0.3s ease;
          transition: all 0.3s ease;
}
.outer-menu .hamburger > div:after {
  top: 10px;
}
.outer-menu .menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.outer-menu .menu > div {
  width: 0;
  height: 0;
  color: #fefefe;
  background: rgba(41, 98, 255, 0.97);
  border-radius: 50%;
  -webkit-transition: all 0.3s ease;
          transition: all 0.3s ease;
  -webkit-box-flex: 0;
  -webkit-flex: none;
      -ms-flex: none;
          flex: none;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.outer-menu .menu > div > div {
  text-align: center;
  max-width: 90vw;
  max-height: 100vh;
  opacity: 0;
  -webkit-transition: opacity 0.3s ease;
          transition: opacity 0.3s ease;
  overflow-y: auto;
  -webkit-box-flex: 0;
  -webkit-flex: none;
      -ms-flex: none;
          flex: none;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: flex-start;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
}

.outer-menu .menu > div > div > h1 {
  display: block;
  font-weight: 400;
  text-align: center;
  white-space: nowrap;
}

.outer-menu .menu > div > div > dl {
  padding: 0 1em;
  text-align: left;
  max-height: 90vh;
}
.outer-menu .menu > div > div > dl > dt,
.outer-menu .menu > div > div > dl > dd {
  padding-bottom: 20px ;
  margin: 1em;
  font-size: 24px;
}
.outer-menu .menu > div > div > dl > dt {
  font-weight: bold;
}
.outer-menu .menu > div > div > h1:after {
.outer-menu .menu > div > div > dl:after {
  content: '';
  position: absolute;
  z-index: 1;
  bottom: -0.15em;
  left: 0;
  width: 0;
  height: 2px;
  background: #e5e5e5;
  -webkit-transition: width 0.3s ease;
          transition: width 0.3s ease;
}