@charset "UTF-8";
@import url(reset.css);
/*****************************************************************
*/
/*    COcMMON
*/
/****************************************************************/
* {
  box-sizing: border-box;
}

html {
  font-size: 62.5%;
  width: 100%;
  min-width: 1200px;
}

body {
  line-height: 1.0;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.4em;
}

a {
  color: inherit;
}

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

img {
  max-width: 100%;
}

.site-desc,
.catch-copy {
  font-feature-settings: "palt";
}

/*-------------------------
/*  .tags / .tag
-------------------------*/
.tags {
  display: flex;
  flex-wrap: wrap;
}

.tag {
  border-radius: 1em;
  padding: .25em .5em;
  margin: .5em;
}

.tag:hover {
  opacity: .8;
}

aside .tags {
  margin-top: 8rem;
}

aside .tag {
  background: #29c4a0;
  color: #fff;
  font-weight: 100;
}

footer .tag {
  background: #b4f1e2;
  color: #222;
}

/*****************************************************************
*/
/*  aside
*/
/****************************************************************/
aside {
  position: fixed;
  z-index: 10;
  top: 0;
  left: 0;
  width: 30rem;
  height: 100%;
  background: #3ad6b2;
  /* スクロールバーの制御 */
  overflow: scroll;
  /* IE, Edge */
  -ms-overflow-style: none;
  /* Firefox */
  scrollbar-width: none;
}

aside::-webkit-scrollbar {
  /* Chrome, Safari */
  display: none;
}

aside nav {
  padding: 4rem;
}

aside nav ul {
  list-style-type: none;
  padding: 0;
  margin: 0;
}

aside nav ul li + li {
  margin-top: 1rem;
}

aside nav ul a {
  color: #fff;
  line-height: 2;
  padding-left: 1em;
  position: relative;
}

aside nav ul a::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: .5em;
  height: .5em;
  margin: auto;
  background: #fff;
  border-radius: .2rem;
  transform: rotate(45deg);
  transition: .3s;
}

aside nav ul a:hover {
  color: #E5F8F3;
}

aside nav ul a:hover::before {
  transform: rotate(405deg) scale(1.5);
}

h1 {
  height: 30rem;
  padding: 4rem;
  background: #29c4a0;
  color: #fff;
  display: flex;
  flex-direction: column;
  font-size: 3em;
  justify-content: center;
}

.site-desc {
  color: #29c5a0;
  font-size: 1rem;
  line-height: 2.5;
  margin-top: 2em;
  font-weight: normal;
}

.site-desc span {
  background: #fff;
  padding: .25em;
  border-radius: .2rem;
}

/*****************************************************************
*/
/*  main
*/
/****************************************************************/
main {
  width: calc(100% - 30rem);
  min-width: 100rem;
  margin-left: 30rem;
  background: #e5f8f3;
}

/*****************************************************************
*/
/*   header
*/
/****************************************************************/
header {
  width: 100%;
  padding: 4rem 4rem 0;
  margin: auto;
  display: flex;
  flex-wrap: wrap;
  background: #fff url(../images/bg_header.svg);
  position: relative;
}

header img {
  margin: 2rem auto 4rem;
}

.catch-copy {
  color: #fff;
  font-size: 2em;
  line-height: 2.5;
  text-align: right;
  width: 100%;
}

.catch-copy span {
  background: #3ad6b2;
  padding: .25em .5em;
  border-radius: .8rem;
}

/*================================*/
/*-------------------------
/*  section(共通)
-------------------------*/
section {
  width: 100%;
  display: flex;
  align-items: flex-start;
}

section:nth-of-type(odd) {
  background: #fff;
}

section h2 {
  font-size: 1.5em;
  color: transparent;
  text-transform: uppercase;
  color: #231815;
  padding-left: 1em;
  position: relative;
}

section h2::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: .5em;
  height: .5em;
  margin: auto;
  background: #3ad6b2;
  border-radius: .2rem;
  transform: rotate(45deg);
  transition: .3s;
}

section .inner {
  width: 100rem;
  margin: auto;
  display: flex;
  flex-wrap: wrap;
}

section p {
  line-height: 1.6;
}

/*-------------------------
/*  section(#news)
-------------------------*/
#news {
  width: 100rem;
  margin: auto;
  background: #fff;
  border-radius: 2rem;
  box-shadow: 0 0.8rem 0 #b8e8dc;
  padding: 4rem;
  margin-top: -4rem;
  position: relative;
}

#news h2 {
  flex: 0 0 6em;
}

#news .post {
  flex-grow: 1;
}

/*-------------------------
/*  .post
-------------------------*/
/* .post(共通) */
.post .category {
  color: #3ad6b2;
}

.post h3 {
  line-height: 1.4;
  margin: 1em 0;
}

.post time {
  color: gray;
}

/* .post(#news以外) */
section:not(#news) {
  flex-wrap: wrap;
  padding: 8rem 0;
}

section:not(#news) h2 {
  width: 100rem;
  margin: auto;
  margin-bottom: 2em;
}

section:not(#news) .post {
  background: #fff;
  border-radius: 2rem;
  box-shadow: 0 0.8rem 0 #b8e8dc;
  padding: 4rem;
  width: 48%;
  display: block;
  position: relative;
}

section:not(#news) .post::before, section:not(#news) .post::after {
  content: "";
  position: absolute;
  transition: .3s;
  transform: translate(-50%)
}

section:not(#news) .post::before {
  right: 3rem;
  bottom: 3rem;
  z-index: 1;
  width: 1rem;
  height: 1rem;
  border-top: 0.3rem solid #29c4a0;
  border-right: 0.3rem solid #29c4a0;
  transform: translate(-25%) rotate(45deg);
}

section:not(#news) .post::after {
  right: 1.5rem;
  bottom: 1.5rem;
  width: 4rem;
  height: 4rem;
  transform: scale(0);
}

section:not(#news) .post:hover {
  box-shadow: 0 0.8rem 0 #3ad6b2;
}

section:not(#news) .post:hover::before {
  border-color: #fff;
}

section:not(#news) .post:hover::after {
  transform: scale(1);
  background: #29c4a0;
  border-radius: 50%;
}

section:not(#news) .post:nth-of-type(even) {
  margin-left: auto;
}

section:not(#news) .post:nth-of-type(n + 3) {
  margin-top: 4%;
}

section:not(#news) .post .category {
  padding-left:1em;
  position: relative;
}

section:not(#news) .post .category::befoer {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: .5em;
  height: .5em;
  margin: auto;
  background: #3ad6b2;
  border-radius: .2rem;
  transform: rotate(54deg);
  transition: .3s;
}

/* .post(#feature) */
section#feature .post {
  background: #e5f8f3 url(../images/bg_post.svg) right top no-repeat;
}

/*****************************************************************
*/
/*  footer
*/
/****************************************************************/
footer {
  width: 100%;
  background: center;
  text-align: center;
  padding: 10rem 0 5rem;
}

footer .tags {
  width: 100rem;
  margin: auto;
  justify-content: center;
}

footer nav {
  margin: 4rem auto;
  display: flex;
  justify-content: center;
}

footer nav a {
  text-decoration: underline;
  text-decoration-style: dashed;
}

footer nav a + a {
  margin-left: 1em;
}

footer small {
  display: block;
  padding: 1em 0;
}