@charset "utf-8";
@import url('https://fonts.googleapis.com/css?family=KoHo');
@import url('https://fonts.googleapis.com/css2?family=Caveat:wght@600&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Send+Flowers&family=Zen+Maru+Gothic&display=swap');

/* 地 */
* {
	padding: 0;
	margin: 0;
  box-sizing: border-box;
}
body {
	color: #000;
	line-height: 1.7em;
  interpolate-size: allow-keywords;
}
a {
  color: #badcad;
  text-decoration: none;
}
a:visited {
  color: #adcca1
}
a:hover {
  color: #badcad;
}
html {
  scroll-behavior: smooth;
}

/* スプリットデザイン */
.split{
    display: table;
    width: 100%;
}
.split-item{
    display: table-cell;
    width: 50%;
}
.split-left{
    position: relative;
}
.split-left__inner{
    position: fixed;
    height: 100vh;
    top: 40%;
    margin: 0 auto;
    width: 50%;
}
.split-right__inner{
   text-align: justify;
   word-break: break-all;
   white-space: pre-line;
   margin: auto;
   width: 50vw;
}

/* サイト名　left */
.mybox{
   background: none;
   border: 1px solid #d6e9ca;	/* 線の太さ・種類・色 */
   margin: auto;	/* 外側の余白 上下・左右 */
   padding: 30px;	/* 内側の余白 */
   position: relative;
   text-align: center;
   width: min(250px, 40vw);
   font-size: 1.5em;
   font-family: 'Send Flowers', cursive;
}
.mybox:after{
   background: repeating-linear-gradient(45deg, #ffffff, #ffffff 5px, #d6e9ca 0, #d6e9ca 10px); /* ストライプの色 */
   content: '';
   position: absolute;
   top: 5px;
   left: 5px;
   width: 100%;
   height: 100%;
   z-index: -1;
}

/* レスポンシブ対応 */
@media screen and (max-width:900px) {
    .split{
        display: block;
    }
    .split-item{
        display: block;
        width: auto;
    }
    .split-left__inner{
        position: inherit;
        width: auto;
        top: 40vh;
    }
  .split-right__inner{
        text-align: justify;
        word-break: break-all;
        white-space: pre-line;
        margin: 0 auto;
        width: 90vw;
  } 
}

/* セクションのはずがsplit-right__innerに　今後divにする */
section {
  text-align: justify;
  word-break: break-all;
	width: 90vw;
	max-width: 600px;
  margin: auto;
  white-space: pre-line;
}
.honbun {
  text-align: justify;
  word-break: break-all;
	width: 90vw;
	max-width: 600px;
  margin: auto;
  white-space: pre-line;
}

/* top見出し */
h1 {
	font-size: 20px;
	margin: 0 0 5px 0;
  font-weight: normal;
	font-family: 'KoHo';
	position: relative;
  display: inline-block;
  border-bottom: solid 2px #badcad;
}
/* zzz見出し */
h2 {
  display: inline-block;
  font-size: medium;
  font-weight: normal;
}

/* スクロール用 */
.ttl {
    padding: 0 5px 0 5px;
    background: linear-gradient(transparent 50%, #badcad 50%);
}

/* ナビゲージョンバー */
nav {
  position: -webkit-sticky;
	position: sticky;
  top: 0;
  z-index: 1;
}
nav a {
	color: #badcad;
	text-decoration: none;
}
ul {
  display: flex;
  background-color: rgba(255,255,255,0.8);
  text-align: center;
  width: 100%;
  justify-content: flex-end;
}
li {
  display: table-cell;
  vertical-align: middle;
  padding: 5px;
}

/* フォーム */
textarea#koibumi_text {
    border-radius: 5px;
}
button#koibumi_btn {
	border-radius: 5px;
	display: inline-block;
}

textarea {
  font-size: 14px;
  padding: 10px;
  line-height: 1.4em;
  width: 80%;
  margin: 0 10px 0 0;
  border: 1px solid #badcad;
  border-radius: 3px;
  font-family: inherit;
}
textarea:focus {
  outline: none;
}

.site {
  font-size: 14px;
  padding: 10px;
  line-height: 1.4em;
  width: 80%;
  margin: 0 10px 0 0;
  border: 1px solid #badcad;
  border-radius: 3px;
  font-family: inherit;
  field-sizing: content;
}
.site:focus {
  outline: none;
}

/* アコーディオンメニュー */
details summary {
  display: block;
}
details summary::-webkit-details-marker {
  display: none;
}
details summary::before {
  font-family: inherit;
  content: '';
}
details::details-content {
  overflow: clip;
  height: 0;
  transition:
    height 400ms ease,
    border 400ms ease,
    content-visibility 400ms ease allow-discrete;
}
details[open]::details-content {
  overflow: hidden;
  width: 100%;
  height: auto;
  padding: 0 5px 0 0;
  margin: 0;
  box-sizing: border-box;
}
summary {
  cursor: pointer;
}