@charset "utf-8";
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@100..900&display=swap');
@import url("header.css");
@import url("footer.css");

:root {
  --border: #ddd;
  --green: green;
  --green-2: #427300;
  --limegreen: #80C426;
  --blue: blue;
  --link-dray: #4d4d4d;
}

* {
  box-sizing: border-box;
}

* html body {
  overflow: hidden;
}

html {
  font-size: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin:0;
  padding:0;
  color: #000;

  font-family: 'メイリオ', Meiryo, 'ヒラギノ角ゴ Pro W3', 'Hiragino Kaku Gothic Pro', 'ＭＳ Ｐゴシック', sans-serif;

  font-size: 14px;
  font-feature-settings: "palt";    
  overflow-x: hidden;
}

a {
  color: rgb(32, 32, 223);
}
a:hover img {
  opacity: 0.8;
  filter: alpha(opacity=80);
  -moz-opacity: 0.8;
}
a:hover {
  text-decoration: none;
}

a[target=_blank][rel=noopener] {
  padding: 2px 20px 2px 0;
  background:url("../img/icon_blank.png") no-repeat right center;
  background-size: 14px;
  margin-right: 5px;
}

a[type$="pdf"] {
  padding:2px 22px 2px 0;
  background:url("../img/icon_pdf.png") no-repeat right center;
  background-size: 18px;
}

h1,h2,h3,h4,h5,h6 {
  line-height: 140%;
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  font-weight: 500;
}
h1 {
  /*20-36*/
  font-size: clamp(1.25rem, 1.05rem + 1vw, 2.25rem);
}
h2 {
  /*18-28*/
  font-size: clamp(1.125rem, 1rem + 0.63vw, 1.75rem);
}
h3 {
  /*18-26*/
  font-size: clamp(1.125rem, 1.025rem + 0.5vw, 1.625rem);
}
h4 {
  /*18-24*/
  font-size: clamp(1.125rem, 1.05rem + 0.38vw, 1.5rem);
}
h5 {
  /*18-22*/
  font-size: clamp(1.125rem, 1.075rem + 0.25vw, 1.375rem);
}
h6 {
  /*18-20*/
  font-size: clamp(1.125rem, 1.1rem + 0.13vw, 1.25rem);
}

form {
  margin:0;
  padding: 0;
}

img {
  border-width:0;
  max-width: 100%;
  height: auto;
}

table {
  border-collapse: collapse;
}

p {
  line-height: 180%;
}

/*見出し*/
.headline h1,
.headline h2,
.headline h3,
.headline h4,
.headline h5,
.headline h6 {
    margin: 0;
}

/*テキスト*/
.txtr { text-align: right !important; }
.txtl { text-align: left !important; }
.txtc { text-align: center !important; }

.red { color: red; }
.blue { color: blue; }
.green { color: green;}
.limegreen { color: var(--limegreen);}
.break {
  word-break: normal;
  overflow-wrap: anywhere;
  line-break: strict;
}

.small {
  /*12-14*/
  font-size: clamp(0.75rem, 0.725rem + 0.13vw, 0.875rem);
}

.memo {
  color: red;
}


/*-----------------------*/
/*画像*/
/*-----------------------*/
figure {
  margin: 40px 0;
}
figure figcaption {
  margin: 20px 0 0;
  color: gray;
  /*12-14*/
  font-size: clamp(0.75rem, 0.725rem + 0.13vw, 0.875rem);
  line-height: 140%;
  word-break: normal;
  overflow-wrap: anywhere;
  line-break: strict;
}

/*表の見出し*/
figure .table {
  margin: 0 0 20px;
  text-align: center;
  color: gray;
}

/*画像１つ*/
figure.figure {
  margin: 40px auto;
  /*max-width: 740px;*/
  text-align: center;
}
figure.figure img {
  margin: 0 auto;
}
figure.figure figcaption {
  text-align: center;
}

/*画像１つ（div用）*/
div.figure {
  margin: 40px auto;
}
div.figure figure {
  margin: 0 auto;
}
div.figure figure img {
  display: block;
  margin: 0 auto;
}

/*画像横並び*/
.figure-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(0, 1fr));
  gap: 40px;
  margin: 40px auto;
}
.figure-col figure {
  margin: 0 auto;
}
.figure-col figure img {
  display: block;
  margin: 0 auto;
}

/*画像のキャプション風*/
.figcaption {
  width: 100%;
  margin-top: 10px;
}

/*枠線*/
.border figure {
  border: 1px #ddd solid;
  padding: var(--padding-20);
}
.border-img img {
  border: 1px #ddd solid;
  padding: var(--padding-20);
}

/*注釈*/
.note {
  color: #5f5f5f;
}
.note h6 {
  margin: 0;
}


/*------------------------------*/
/*リスト*/
/*------------------------------*/
.list {
  margin: 30px auto;
}
.list li {
  word-break: normal;
  overflow-wrap: anywhere;
  line-break: strict;
  line-height: 140%;
}
.list li~li {
  margin-top: 5px;
}

/* 「※」マークつき*/
ul.notes {
  margin-left: 20px;
  margin-right: 0;
  padding: 0;
  list-style-type: none;
}
ul.notes li {
  word-break: normal;
  overflow-wrap: anywhere;
  line-break: strict;
  line-height: 140%;
}
ul.notes li:before {
  display: inline;
  content: "※";
  margin-right: 5px;
}
ul.notes li~li {
  margin-top: 10px;
}

/* 「※」マーク付き連番数字*/
ol.notes {
  margin-left: 20px;
  margin-right: 0;
  padding: 0;
  list-style-type: none;
}
ol.notes li {
  word-break: normal;
  overflow-wrap: anywhere;
  line-break: strict;
  line-height: 140%;
  counter-increment: cnt;
}
ol.notes li:before {
  content: "※" counter(cnt);
  display:inline-block;
  width: 2.5em;
}
ol.notes li~li {
  margin-top: 10px;
}

/*①など任意文字列（１文字程度）*/
.optional {
  position: relative;
  margin-left: 10px;
  margin-right: 0;
  padding: 0;
  list-style-type: none;
}
.optional li  {
  word-break: normal;
  overflow-wrap: anywhere;
  line-break: strict;
  line-height: 140%;
  padding-left: 2em;
}
.optional li span {
  position: absolute;
  left: 0;
}
.optional li~li {
  margin-top: 10px;
}

/*英語版*/
.optional:lang(en) li  {
  padding-left: 1.5em;
}


/*（注1）など任意文字列（３文字程度）*/
.optional-s {
  position: relative;
  margin: 0;
  padding: 0;
  list-style-type: none;
}
.optional-s li  {
  word-break: normal;
  overflow-wrap: anywhere;
  line-break: strict;
  line-height: 140%;
  padding-left: 4em;
}
.optional-s li span {
  position: absolute;
  left: 0;
}
.optional-s li~li {
  margin-top: 10px;
}

.optional-s li > ul {
  margin-top: 10px;
  margin-left: 0;
  padding-left: 0;
}
.optional-s li > ul li {
  padding-left: 0;
}

/*英語版*/
.optional-s:lang(en) {
  margin-left: 10px;
}
.optional-s:lang(en) li  {
  padding-left: 2em;
}

/*(1)*/
ol.parentheses {
  margin-left: 20px;
  margin-right: 0;
  padding: 0;
  list-style-type: none;
}
ol.parentheses li {
  word-break: normal;
  overflow-wrap: anywhere;
  line-break: strict;
  line-height: 140%;
  counter-increment: cnt;
}
ol.parentheses li::before {
  content: "(" counter(cnt) ")";
  display:inline-block;
  width: 2em;
}
ol.parentheses li~li {
  margin-top: 10px;
}

/*1)*/
ol.parentheses-s {
  margin-left: 20px;
  margin-right: 0;
  padding: 0;
  list-style-type: none;
}
ol.parentheses-s li {
  word-break: normal;
  overflow-wrap: anywhere;
  line-break: strict;
  counter-increment: cnt;
  line-height: 140%;
}
ol.parentheses-s li::before {
  content: counter(cnt) ")";
  display:inline-block;
  margin-left: -1em;
  width: 1.35em;
}
ol.parentheses-s li~li {
  margin-top: 10px;
}

/*[1]*/
ol.brackets  {
  margin-left: 20px;
  margin-right: 20px;
  padding: 0;
  list-style-type: none;
}
ol.brackets li {
  word-break: normal;
  overflow-wrap: anywhere;
  line-break: strict;
  counter-increment: cnt;
  line-height: 140%;
}
ol.brackets li::before {
  content: "[" counter(cnt) "]";
  display:inline-block;
  margin-left:-1em;
  width: 1.8em;
}
ol.brackets li~li {
  margin-top: 10px;
}

/*アコーディオンメニュー*/
.acmenu {
  margin: 0;
  padding:0;
}
.acmenu dt {
  cursor:pointer;
}
.acmenu dd {
  display:none;
  margin:0;
}
.acmenu dd.active {
  display: block;
}
/*＋-ボタン*/
.acmenu dt.plus {
  background:url("../img/icon_plus.png") no-repeat right center;
  background-size: 30px;
}
.acmenu dt.plus-on {
  background:url("../img/icon_minus.png") no-repeat right center;
  background-size: 30px;
}

/*スクロールボックス*/
.scroll {
  width: 100%;
  overflow-x: auto;
  padding: 1px;
}
.scroll table {
  width: 100%;
  min-width: 800px;
}

/*NEWマーク*/
.newmk {
  display: inline;
  color: #fff;
  background-color: rgb(14, 14, 190);
  margin-left: 10px;
  font-weight: normal;
  font-size: 12px;
  line-height: 100%;
  border-radius: 3px;
  padding: 1px 3px;
  font-family: Arial, Helvetica, sans-serif;
}

/*フェードイン処理*/
.fadein {
  opacity: 0;
  transform: translate(0, 50px);
  transition: all 1500ms;
}
.fadein.scrollin {
  opacity: 1;
  transform: translate(0, 0);
}

/*Youtube*/
.youtube {
  width: 100%;
  aspect-ratio: 16 / 9;
}
.youtube iframe {
  width: 100%;
  height: 100%;
}

/*戻る*/
.top {
  text-align: right;
  color: blue;
  cursor: pointer;
  font-size: clamp(0.75rem, 0.725rem + 0.13vw, 0.875rem);
}
.top:hover {
  color: var(--limegreen);
}

/*----------------------*/
/*コンテンツ*/
/*----------------------*/
main {
  width: 100%;
  margin: 0 auto;
}

.contents {
  width: 100%;
  max-width: 1140px;
  padding: 0 20px;
  margin: 0 auto;
}

.theme {
  height: 70px;
  margin-bottom: 50px;
  background:url("../img/about_topbr.jpg") repeat-x center center;
}

.theme-2 {
    height: auto;
    background-image: none;
    border-top: 3px solid #80C426;
    background-color: #22313F;
    color: #999;
    text-align: center;
    padding-bottom: 20px;
}
.theme-2 h1 {
    margin: 0;
}
.theme-2 img {
    display: block;
    margin: 0 auto 20px;
}
.theme-2 p {
    margin: 0;
    /*10-14*/
    font-size: clamp(0.625rem, 0.575rem + 0.25vw, 0.875rem);
    text-align: center;
}


/****************************/
/*レスポンシブ*/
/****************************/
@media screen and (max-width: 1279px) {
}

@media screen and (max-width: 979px) {
  .theme {
    margin-bottom: 30px;
  }
}
@media screen and (max-width: 779px) {
}

@media screen and (max-width: 579px) {
  .contents {
    padding: 0 10px;
  }

  p:lang(en) {
    text-align:initial;
  }

  .figure-col {
    display: block;
  }
  .figure-col figure {
    max-width: 100%;  
    margin: 0 auto;
  }
  .figure-col figure~figure {
    margin-top: 40px;
  }
  .figure-col figcaption {
    text-align: center;
  }
  .note li {
    font-size: 12px;
  }
}

@media screen and (max-width: 379px) {
  figure.figure figcaption {
    text-align: left;
  }
  .figure-col figcaption {
    text-align: left;
  }
}