html{overflow-y:scroll}

@charset "UTF-8";

:root{
  --blue:#2b79b2;
  --blue-deep:#15557f;
  --blue-light:#eaf6fc;
  --green:#6eaf63;
  --green-light:#edf7e9;
  --pink:#f7c9d8;
  --ink:#263942;
  --muted:#71818a;
  --line:#d8e6ec;
  --paper:#ffffff;
  --bg:#eef6f8;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  font-family:"Noto Sans JP","Yu Gothic","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;
  background:
    radial-gradient(circle at 92% 7%,rgba(247,201,216,.34) 0 4px,transparent 5px),
    linear-gradient(180deg,#fff1f5 0,#fff8fa 38%,#fff0f4 100%);
  line-height:1.8;
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:none}
.site{
  width:min(1440px,calc(100% - 60px));
  margin:0 auto;
  min-height:100vh;
  display:grid;
  grid-template-columns:240px minmax(0,1fr);
  gap:10px;
}

/* ===== 左ナビ ===== */
.sidebar{
  position:sticky;
  top:24px;
  align-self:start;
  margin:24px 0;
  padding:27px 18px 22px;
  width:240px;
  margin:0;
  background:rgba(255,255,255,.94);
  border:1px solid #d5e5eb;
  border-radius:12px;
  box-shadow:0 12px 35px rgba(33,91,119,.10);
}
.brand{
  display:block;
  position:relative;
  color:inherit;
  text-decoration:none;
  padding:6px 8px 22px;
  text-align:center;
  border-bottom:1px solid var(--line);
}
.brand:after{
  content:"";
  position:absolute;
  width:42px;height:4px;
  background:linear-gradient(90deg,var(--pink),#fff);
  border-radius:10px;
  bottom:-2px;left:50%;
  transform:translateX(-50%);
}
.brand .number{
  font-family:"Folk","A-OTF フォーク Pro","M PLUS 1p","Noto Sans JP","Yu Gothic",sans-serif;
  color:var(--blue-deep);
  font-size:13px;
  letter-spacing:.16em;
}
.brand .name{
  display:block;
  margin-top:4px;
  font-family:"Folk","A-OTF フォーク Pro","M PLUS 1p","Noto Sans JP","Yu Gothic",sans-serif;
  color:var(--blue-deep);
  font-size:21px;
  line-height:1.4;
  font-weight:700;
}
.brand .en{
  margin-top:9px;
  color:#82929a;
  font-size:8px;
  line-height:1.45;
  letter-spacing:.05em;
}
.date{
  margin:16px 6px 13px;
  padding:11px 8px;
  text-align:center;
  color:#496570;
  background:linear-gradient(135deg,#f5fbfd,#edf7f1);
  border-radius:8px;
  font-size:12px;
  line-height:1.6;
}
.date strong{
  display:block;
  color:var(--blue-deep);
  font-size:15px;
}
.nav{
  width:100%;
  display:flex;
  flex-direction:column;
  gap:5px;
}
.nav a{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:9px 12px;
  color:#46616d;
  font-size:15px;
  border:1px solid transparent;
  border-radius:6px;
  transition:.2s;
}
.nav a:after{content:"›";font-size:17px;color:#9ab1bb}
.nav a:hover{
  color:var(--blue-deep);
  background:#edf7fb;
  border-color:#d6eaf2;
}
.nav a.active{
  color:#fff;
  background:linear-gradient(100deg,var(--blue-deep),var(--blue));
  box-shadow:0 5px 12px rgba(35,108,153,.20);
}
.nav a.active:after{color:#fff}
.side-bottom{
  margin:20px 6px 0;
  padding-top:16px;
  border-top:1px dotted #cbdce2;
  color:#82939b;
  font-size:10px;
  text-align:center;
}

/* ===== メイン ===== */
.main{min-width:0;padding:0 0 55px}
.content{width:min(1050px,100%);margin:0}

/* ヒーロー */
.hero{
  position:relative;
  margin-top:24px;
  border-radius:10px;
  overflow:hidden;
  box-shadow:0 15px 40px rgba(30,85,110,.18);
  background:#72b5e1;
}
.hero > img{
  display:block;
  width:100%;
  height:auto;
}
.hero:after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  background:linear-gradient(180deg,rgba(25,103,160,.08),transparent 52%,rgba(255,255,255,.08));
}
.hero-copy{
  position:absolute;
  z-index:2;
  top:5.5%;
  left:7%;
  right:7%;
  text-align:center;
  text-shadow:0 2px 7px rgba(0,40,65,.38);
}
.hero-title{
  margin:0;
  color:#fff;
  font-family:"Folk","A-OTF フォーク Pro","M PLUS 1p","Noto Sans JP","Yu Gothic",sans-serif;
  font-weight:600;
  font-size:clamp(26px,3.7vw,47px);
  line-height:1.35;
  letter-spacing:.035em;
}
.hero-theme{
  margin:27px auto 0;
  color:#fffbd0;
  font-family:"Yu Gothic","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;
  font-weight:800;
  font-size:clamp(18px,2.35vw,31px);
  line-height:1.55;
}
.hero-theme span{
  display:block;
  font-size:.70em;
  font-weight:700;
  margin-top:2px;
}
.hero-info{
  width:min(820px,100%);
  margin:23px auto 0;
  text-align:left;
  color:#1c3440;
  text-shadow:none;
  font-size:clamp(12px,1.25vw,17px);
  font-weight:600;
}
.info-row{
  display:grid;
  grid-template-columns:68px 1fr;
  gap:12px;
  margin:7px 0;
  align-items:start;
}
.info-label{
  padding:2px 8px;
  border-radius:999px;
  text-align:center;
  background:#f8dce6;
  color:#334c58;
  font-size:.9em;
}
.info-value{padding-top:2px}

/* トップ下 */
.intro{
  margin-top:28px;
  padding:22px 27px;
  background:#fff;
  border:1px solid var(--line);
  border-left:5px solid var(--green);
  border-radius:8px;
  box-shadow:0 7px 24px rgba(35,90,110,.06);
}
.intro h2{
  margin:0 0 8px;
  color:var(--blue-deep);
  font-family:"Folk","A-OTF フォーク Pro","M PLUS 1p","Noto Sans JP","Yu Gothic",sans-serif;
  font-size:21px;
}
.intro p{margin:0;font-size:14px}

.cards{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:24px;
  margin-top:24px;
}
.card{
  background:rgba(255,255,255,.96);
  border:1px solid var(--line);
  border-radius:8px;
  padding:22px 24px;
  box-shadow:0 7px 24px rgba(35,90,110,.055);
}
.card h2{
  position:relative;
  margin:0 0 14px;
  padding-left:13px;
  color:var(--blue-deep);
  font-family:"Folk","A-OTF フォーク Pro","M PLUS 1p","Noto Sans JP","Yu Gothic",sans-serif;
  font-size:20px;
}
.card h2:before{
  content:"";
  position:absolute;
  left:0;top:.35em;
  width:4px;height:1.2em;
  border-radius:3px;
  background:var(--green);
}
.news{list-style:none;margin:0;padding:0}
.news li{
  padding:9px 0;
  border-bottom:1px dotted #c9d9df;
  font-size:13px;
}
.news li:last-child{border-bottom:0}
.news .date-label{
  display:inline-block;
  margin-right:9px;
  padding:1px 7px;
  color:#3e738c;
  background:#eaf5f9;
  border-radius:4px;
  font-size:11px;
}

/* 共通ページ */
.page{
  padding-top:18px;
}
.page-head{
  margin-bottom:28px;
  padding:22px 26px 18px;
  background:linear-gradient(105deg,#fff,#edf8fb);
  border:1px solid var(--line);
  border-radius:8px;
}
.page-head .en{
  color:#8a9aa2;
  font-size:10px;
  letter-spacing:.12em;
}
.page-head h1{
  margin:3px 0 0;
  color:var(--blue-deep);
  font-family:"Folk","A-OTF フォーク Pro","M PLUS 1p","Noto Sans JP","Yu Gothic",sans-serif;
  font-size:32px;
}
.box{
  background:#fff;
  border:1px solid var(--line);
  border-radius:8px;
  padding:28px;
  box-shadow:0 7px 24px rgba(35,90,110,.05);
}
.box h2{
  color:var(--blue-deep);
  font-family:"Folk","A-OTF フォーク Pro","M PLUS 1p","Noto Sans JP","Yu Gothic",sans-serif;
  font-size:20px;
  margin:0 0 18px;
  padding-left:13px;
  border-left:5px solid var(--green);
}
.info-table{width:100%;border-collapse:collapse}
.info-table th,.info-table td{border:1px solid #d8e5ea;padding:13px 16px;text-align:left;vertical-align:top}
.info-table th{width:23%;background:#f0f7f9;color:#416878}
.placeholder{
  padding:90px 20px;
  text-align:center;
  color:#87969d;
  background:#f7fafb;
  border:1px dashed #bfd0d7;
  border-radius:7px;
}

.greeting-text p{
  margin:0 0 1.4em;
  text-indent:1em;
}
.greeting-text p:last-child{margin-bottom:0}

/* フッター */
.footer{
  margin-top:36px;
  padding:22px 10px 0;
  border-top:1px solid #d2e0e5;
  color:#71838b;
  font-size:11px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:25px;
}
.footer-title{color:#3d6474;font-weight:700;margin-bottom:5px}
.copyright{text-align:center;margin-top:18px;padding-top:13px;border-top:1px dotted #d1dde1;font-size:10px}

/* ===== レスポンシブ ===== */
@media(max-width:950px){
  .site{width:min(100% - 28px,1440px);grid-template-columns:200px 1fr;gap:20px}
  .main{padding-right:0}
  .hero-copy{top:4%}
  .hero-info{margin-top:14px}
}
@media(max-width:780px){
  .site{display:block;width:100%}
  .sidebar{
    position:relative;top:auto;margin:0;
    width:auto;
    border-radius:0;border-left:0;border-right:0;
    padding:17px 15px 14px;
  }
  .brand{padding-bottom:13px}
  .brand .name{font-size:18px}
  .date{display:none}
  .nav{
    width:100%;
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:6px;
    margin-top:15px;
  }
  .nav a{
    min-height:43px;
    justify-content:center;
    gap:2px;
    padding:7px 4px;
    border:1px solid #d7e6ec;
    border-radius:7px;
    background:linear-gradient(180deg,#fff,#f5fafc);
    color:#41616e;
    font-size:12px;
    font-weight:600;
    line-height:1.25;
    text-align:center;
    box-shadow:0 2px 5px rgba(30,85,110,.04);
  }
  .nav a:after{font-size:15px;color:#a1bbc5}
  .nav a.active{
    color:#fff;
    background:linear-gradient(100deg,var(--blue-deep),var(--blue));
    border-color:var(--blue);
    box-shadow:0 4px 10px rgba(35,108,153,.18);
  }
  .side-bottom{display:none}
  .main{padding:12px 15px 45px}
  .hero{margin-top:20px}
  .hero-copy{
    left:5%;right:5%;top:3.5%;
    color:#fff;
  }
  .hero-title{
    font-size:clamp(25px,7vw,42px);
    color:#fff;
    text-shadow:0 2px 7px rgba(0,35,60,.52);
  }
  .hero-theme{
    margin-top:10px;
    font-size:clamp(13px,3.3vw,20px);
    color:#fffbd0;
    text-shadow:0 2px 6px rgba(0,35,60,.52);
  }
  .hero-theme span{
    color:#fffbd0;
    text-shadow:0 2px 6px rgba(0,35,60,.52);
  }
  .hero-info{
    margin-top:10px;
    font-size:clamp(9px,2.1vw,13px);
    color:#fff;
    text-shadow:0 1px 5px rgba(0,30,50,.7);
  }
  .info-row{
    grid-template-columns:54px 1fr;
    gap:7px;margin:4px 0;
  }
  .info-label{
    color:#334c58;
    text-shadow:none;
    background:#f8dce6;
  }
  .info-value{
    color:#fff;
    text-shadow:0 1px 5px rgba(0,30,50,.75);
  }
  .cards{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
}
@media(max-width:450px){
  .nav{grid-template-columns:repeat(3,minmax(0,1fr));gap:5px}
  .nav a{min-height:40px;font-size:10.5px;padding:6px 3px}
  .hero-title{font-size:20px}
  .hero-theme{font-size:12px}
  .hero-theme span{font-size:9px}
  .hero-info{font-size:8.5px;color:#fff}
  .info-row{grid-template-columns:45px 1fr;gap:4px}
}