:root{
  --green:#13a06f;
  --green-deep:#057553;
  --sky:#38bdf8;
  --sky-soft:#dff7ff;
  --navy:#11415a;
  --ink:#243746;
  --muted:#657887;
  --line:#d6edf2;
  --paper:#ffffff;
  --bg:#f2fbfc;
  --gold:#ffd166;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
  font-size:16px;
  line-height:1.78;
  background:
    radial-gradient(circle at 18% 4%, rgba(56,189,248,.22), transparent 26rem),
    radial-gradient(circle at 92% 13%, rgba(19,160,111,.16), transparent 22rem),
    linear-gradient(180deg,#f2fcff 0,#ffffff 46rem);
}
a{color:#0077a8;text-decoration:none;font-weight:600}
a:hover{color:var(--green-deep);text-decoration:underline}
.site-header{
  position:relative;
  overflow:hidden;
  color:#fff;
  background:
    linear-gradient(135deg,rgba(5,117,83,.97),rgba(24,170,147,.95) 46%,rgba(56,189,248,.95)),
    #0ea5b7;
  box-shadow:0 14px 34px rgba(6,65,77,.22);
}
.site-header::before{
  content:"";
  position:absolute;
  inset:-38px -20px auto auto;
  width:min(46vw,480px);
  height:230px;
  background:url("seagull.svg") center/contain no-repeat;
  opacity:.42;
  pointer-events:none;
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;height:24px;
  background:linear-gradient(135deg,transparent 33%,rgba(255,255,255,.75) 34% 66%,transparent 67%) 0 0/42px 22px repeat-x;
  opacity:.35;
}
.header-inner{max-width:1180px;margin:auto;padding:22px 20px 25px;display:flex;align-items:center;justify-content:space-between;gap:18px;position:relative;z-index:1}
.brand{display:flex;align-items:center;gap:15px;color:#fff;text-decoration:none}.brand:hover{color:#fff;text-decoration:none}
.brand-mark{width:62px;height:62px;border-radius:20px;background:rgba(255,255,255,.95) url("brand-seagull.png") center/96% no-repeat;display:grid;place-items:center;box-shadow:0 14px 30px rgba(0,0,0,.18), inset 0 0 0 4px rgba(56,189,248,.14);font-size:0;color:transparent}
.brand-mark::before{content:""}
.brand-legal{display:block;font-size:14px;font-weight:850;letter-spacing:.08em;line-height:1.05;margin-bottom:-3px;color:#eafff6;text-shadow:0 2px 8px rgba(0,0,0,.16)}
.brand-title{font-size:clamp(21px,3.1vw,34px);font-weight:900;letter-spacing:.04em;text-shadow:0 2px 8px rgba(0,0,0,.16)}
.brand-sub{display:block;font-size:13px;opacity:.94;margin-top:3px;letter-spacing:.08em}
.menu-toggle{display:none;align-items:center;justify-content:center;gap:8px;border:2px solid rgba(255,255,255,.92);background:linear-gradient(135deg,#ffffff,#eafff6);color:var(--navy);border-radius:999px;padding:12px 18px;font-weight:950;font-size:15px;line-height:1;box-shadow:0 10px 24px rgba(0,70,86,.22);backdrop-filter:blur(8px);min-height:46px;min-width:116px;letter-spacing:.04em}
.menu-toggle::before{content:"☰";display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;background:linear-gradient(135deg,var(--green),var(--sky));color:#fff;font-size:16px;line-height:1;font-weight:900}
.menu-toggle[aria-expanded="true"]::before{content:"×";font-size:20px}
.menu-toggle:hover{filter:brightness(1.03);transform:translateY(-1px)}
.global-nav{background:rgba(255,255,255,.92);border-bottom:1px solid rgba(23,126,142,.16);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px);box-shadow:0 6px 20px rgba(17,65,90,.06)}
.global-nav ul{max-width:1180px;margin:0 auto;padding:0 12px;list-style:none;display:flex;flex-wrap:wrap;justify-content:center;gap:2px}
.global-nav a{display:block;padding:13px 14px;color:var(--navy);font-weight:850;font-size:14px;border-radius:0 0 13px 13px;position:relative}.global-nav a:hover{background:linear-gradient(180deg,#ecfbff,#e9fff5);text-decoration:none;color:var(--green-deep)}
.site-hero{position:relative;overflow:hidden;background:linear-gradient(135deg,rgba(223,247,255,.95),rgba(235,255,247,.96));border-bottom:1px solid var(--line)}
.site-hero::before{content:"";position:absolute;right:6%;top:10px;width:min(42vw,410px);height:220px;background:url("seagull.svg") center/contain no-repeat;opacity:.72}
.site-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:70px;background:radial-gradient(70% 120% at 50% 100%,rgba(56,189,248,.18),transparent 70%)}
.hero-inner{max-width:1180px;margin:auto;padding:34px 20px 32px;position:relative;z-index:1}
.hero-kicker{display:inline-flex;align-items:center;gap:.5em;color:var(--green-deep);font-weight:900;letter-spacing:.12em;font-size:13px;text-transform:uppercase;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 12px;box-shadow:0 8px 20px rgba(11,116,128,.08)}
.hero-title{margin:13px 0 8px;font-size:clamp(25px,4vw,43px);line-height:1.22;color:var(--navy);font-weight:950;letter-spacing:.02em}
.hero-lead{max-width:720px;margin:0;color:#4c6675;font-size:clamp(15px,2vw,18px)}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.hero-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:9px 17px;border-radius:999px;font-weight:900;box-shadow:0 10px 22px rgba(5,117,83,.15)}.hero-btn.primary{background:linear-gradient(135deg,var(--green),var(--sky));color:#fff}.hero-btn.secondary{background:#fff;color:var(--navy);border:1px solid var(--line)}.hero-btn:hover{text-decoration:none;transform:translateY(-1px)}
.page-wrap{max-width:1180px;margin:28px auto;padding:0 20px;display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px}.content-card{background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:26px;padding:clamp(18px,3vw,32px);box-shadow:0 18px 45px rgba(10,86,103,.10);overflow:hidden}.side-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px;align-self:start;position:sticky;top:66px;box-shadow:0 14px 30px rgba(10,86,103,.08)}.side-title{font-weight:950;color:var(--navy);border-bottom:3px solid var(--sky);padding-bottom:8px;margin-bottom:10px}.side-card a{display:block;padding:9px 0;border-bottom:1px dashed #cde7ee;font-size:14px;color:#28566a}.page-title{margin:0 0 20px;padding:0 0 12px;border-bottom:0;color:var(--navy);font-size:clamp(23px,3.7vw,34px);line-height:1.35;font-weight:950;position:relative}.page-title::after{content:"";display:block;width:96px;height:5px;margin-top:10px;border-radius:999px;background:linear-gradient(90deg,var(--green),var(--sky))}.breadcrumb{font-size:13px;margin-bottom:12px;color:var(--muted)}
.responsive-content{min-width:0}.responsive-content img{max-width:100%!important;height:auto!important;border-radius:8px}.responsive-content table{max-width:100%!important;border-collapse:collapse}.responsive-content td,.responsive-content th{max-width:100%;word-break:break-word}.responsive-content table[width],.responsive-content td[width]{width:auto}.responsive-content > table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}.responsive-content font{font-size:inherit}.responsive-content p{margin:0 0 1em}.responsive-content center{text-align:center}.responsive-content iframe,.responsive-content video{max-width:100%}.responsive-content input,.responsive-content textarea,.responsive-content select{max-width:100%;border:1px solid var(--line);border-radius:10px;padding:8px}.responsive-content h1,.responsive-content h2,.responsive-content h3{line-height:1.4;color:var(--navy)}.responsive-content ul,.responsive-content ol{padding-left:1.4em}.responsive-content hr{border:0;border-top:1px solid var(--line);margin:20px 0}.responsive-content table table{background:#fff;border-radius:16px}.responsive-content a[href$='.pdf']::after{content:' PDF';display:inline-block;margin-left:.35em;padding:.05em .5em;border-radius:999px;background:#eafff6;color:var(--green-deep);font-size:.72em;font-weight:900;vertical-align:middle}.notice-box{background:#effff7;border-left:5px solid var(--green);padding:12px 14px;border-radius:12px;margin:14px 0}.legacy-note{font-size:13px;color:#617786;background:linear-gradient(135deg,#f7fdff,#f3fff9);border:1px solid var(--line);border-radius:14px;padding:11px 13px;margin-top:20px}
.site-footer{margin-top:42px;background:linear-gradient(135deg,#0c4250,#057553);color:white;position:relative;overflow:hidden}.site-footer::before{content:"";position:absolute;right:3%;top:-35px;width:270px;height:150px;background:url("seagull.svg") center/contain no-repeat;opacity:.16}.footer-inner{max-width:1180px;margin:auto;padding:26px 20px;font-size:13px;position:relative}.footer-inner a{color:white}.pagetop{position:fixed;right:16px;bottom:16px;background:linear-gradient(135deg,var(--green),var(--sky));color:white;border-radius:999px;padding:10px 14px;box-shadow:0 8px 22px rgba(0,0,0,.22);font-weight:900}.pagetop:hover{color:white;text-decoration:none}
@media (max-width:820px){.header-inner{align-items:flex-start;padding:16px 14px 18px}.menu-toggle{display:inline-flex}.global-nav{display:none;position:static}.global-nav.is-open{display:block}.global-nav ul{display:block;padding:8px 16px}.global-nav a{border-bottom:1px solid #edf7f8;padding:12px 4px;border-radius:0}.site-hero::before{right:-90px;top:20px;width:330px;opacity:.34}.hero-inner{padding:26px 14px 24px}.hero-actions{gap:8px}.page-wrap{display:block;margin:18px auto;padding:0 12px}.content-card{border-radius:18px;padding:17px}.side-card{position:static;margin-top:16px}.brand-mark{width:48px;height:48px;border-radius:16px}.brand-title{font-size:20px}.brand-legal{font-size:11px;margin-bottom:-2px}.brand-sub{font-size:11px}.responsive-content > table{width:100%!important}.pagetop{font-size:13px}.site-header::before{opacity:.20}}
@media print{.global-nav,.side-card,.menu-toggle,.pagetop,.site-hero{display:none}.page-wrap{display:block;max-width:none}.content-card{box-shadow:none;border:0}.site-header{box-shadow:none}}


/* 2026-06 enhancement: link banner / common topics / sponsor banners */
.top-feature-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px;align-items:start;margin:0 0 26px}
.link-request-hero{position:relative;overflow:hidden;border-radius:24px;padding:22px;background:linear-gradient(135deg,#e8fff5 0%,#e1f7ff 55%,#ffffff 100%);border:1px solid var(--line);box-shadow:0 16px 36px rgba(5,117,83,.12)}
.link-request-hero::after{content:"";position:absolute;right:-25px;top:-30px;width:210px;height:130px;background:url("seagull.svg") center/contain no-repeat;opacity:.48;pointer-events:none}
.link-request-copy{position:relative;z-index:1;display:grid;grid-template-columns:180px minmax(0,1fr);gap:18px;align-items:center}
.link-request-copy img{width:170px;max-width:100%;height:auto;border-radius:10px;box-shadow:0 10px 24px rgba(0,128,165,.18)}
.link-request-kicker{display:inline-block;padding:4px 10px;border-radius:999px;background:#fff;color:var(--green-deep);border:1px solid var(--line);font-size:12px;font-weight:950;letter-spacing:.08em}
.link-request-title{font-size:clamp(22px,3vw,34px);font-weight:950;line-height:1.28;color:var(--navy);margin:8px 0 6px}
.link-request-text{color:#506a78;margin:0 0 13px}.link-request-button{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:10px 18px;background:linear-gradient(135deg,var(--green),var(--sky));color:#fff;font-weight:950;box-shadow:0 10px 24px rgba(6,117,120,.22)}.link-request-button:hover{color:#fff;text-decoration:none;transform:translateY(-1px)}
.home-side{display:grid;gap:14px}.promo-panel{background:#fff;border:1px solid var(--line);border-radius:22px;padding:15px;box-shadow:0 14px 30px rgba(10,86,103,.08)}.promo-panel-title{font-weight:950;color:var(--navy);margin-bottom:10px;padding-bottom:7px;border-bottom:3px solid var(--sky)}
.random-banner-box{display:grid;gap:10px}.random-banner-box img,.sns-box img{width:100%;height:auto;border-radius:10px;box-shadow:0 6px 18px rgba(0,0,0,.08)}.sns-box{text-align:center}.sns-box .x-link{display:inline-grid;place-items:center;margin:4px auto 12px;width:66px;height:66px;border-radius:999px;background:#fff;border:1px solid var(--line);box-shadow:0 8px 20px rgba(17,65,90,.08)}.sns-box .x-link img{box-shadow:none;border-radius:0;max-width:38px}.app-banner{display:block;margin-top:8px}.common-topics{margin:24px 0 10px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:10px;margin:0 0 14px;border-bottom:1px solid var(--line);padding-bottom:10px}.section-heading h2{margin:0;color:var(--navy);font-size:clamp(22px,3vw,28px);font-weight:950}.section-heading span{font-size:13px;color:var(--muted);font-weight:700}.topic-list{display:grid;gap:12px}.topic-card{display:grid;grid-template-columns:96px minmax(0,1fr);gap:12px;align-items:start;padding:14px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(135deg,#fff,#f7fdff);box-shadow:0 8px 20px rgba(10,86,103,.05)}.topic-date{font-weight:950;color:#fff;background:linear-gradient(135deg,var(--green),var(--sky));border-radius:12px;padding:7px 8px;text-align:center;font-size:13px;line-height:1.2}.topic-title{font-weight:950;color:var(--navy);line-height:1.45}.topic-title a{color:var(--navy);font-weight:950;}.topic-summary{font-size:14px;color:#526b79;margin:4px 0 0}.legacy-top-content{margin-top:22px;padding-top:18px;border-top:1px dashed #cde7ee}.legacy-top-content::before{content:"旧ページ掲載内容";display:inline-block;margin-bottom:12px;padding:4px 10px;border-radius:999px;background:#eefbf7;color:var(--green-deep);font-size:12px;font-weight:950}.category-topics-note{background:#effff7;border:1px solid var(--line);border-radius:14px;padding:10px 13px;color:#315c68;margin-bottom:16px;font-size:14px}
@media(max-width:900px){.top-feature-grid{grid-template-columns:1fr}.home-side{grid-template-columns:1fr 1fr}.link-request-copy{grid-template-columns:140px 1fr}.link-request-copy img{width:140px}}
@media(max-width:640px){.home-side{grid-template-columns:1fr}.link-request-copy{grid-template-columns:1fr;text-align:center}.link-request-copy img{margin:auto}.topic-card{grid-template-columns:1fr}.topic-date{width:max-content}.section-heading{display:block}.section-heading span{display:block;margin-top:4px}}

/* v3: header request link, side school banners, footer SNS/app */
.header-request-link{margin-left:auto;margin-right:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-decoration:none;color:#fff;background:linear-gradient(135deg,#0aa9d6,#20c878);border:2px solid rgba(255,255,255,.75);box-shadow:0 10px 24px rgba(0,121,143,.22);border-radius:16px;padding:9px 18px;line-height:1.15;font-weight:900;min-width:230px;transition:.2s ease;position:relative;overflow:hidden}.header-request-link:before{content:"";position:absolute;left:10px;top:8px;width:34px;height:34px;border:3px solid rgba(255,255,255,.85);border-radius:5px;transform:rotate(-10deg);opacity:.55}.header-request-link:hover{transform:translateY(-1px);filter:brightness(1.04)}.header-request-small{font-size:13px;text-shadow:0 1px 1px rgba(0,0,0,.25)}.header-request-main{font-size:18px;text-shadow:0 2px 2px rgba(0,0,0,.22)}
.side-school-banners{margin-top:16px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:14px;box-shadow:0 14px 30px rgba(10,86,103,.08)}.side-school-banners .side-title{margin-bottom:10px}.school-banner-list{display:grid;gap:10px}.school-banner{display:grid;grid-template-columns:42px 1fr;gap:10px;align-items:center;text-decoration:none;color:#21333a;background:linear-gradient(90deg,#f9fffb,#eefbff);border:1px solid #d7efe5;border-left:5px solid var(--green);border-radius:12px;padding:9px 9px;box-shadow:0 5px 14px rgba(7,102,84,.07);transition:.18s ease}.school-banner:hover{transform:translateX(2px);border-left-color:var(--sky)}.school-banner-logo{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;font-weight:950;color:#fff;background:linear-gradient(135deg,var(--green),var(--sky));font-size:16px}.school-banner-pref{display:inline-block;background:#2e7d4a;color:#fff;border-radius:99px;padding:2px 8px;font-size:11px;font-weight:800;margin-bottom:4px}.school-banner-name{font-weight:900;line-height:1.35;font-size:13px}.footer-sns-app{max-width:1120px;margin:26px auto 0;padding:0 18px}.footer-sns-inner{background:linear-gradient(135deg,rgba(229,255,228,.95),rgba(226,248,255,.95));border:1px solid #cfeee7;border-radius:24px;padding:22px;display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;box-shadow:0 18px 38px rgba(10,86,103,.1)}.footer-sns-kicker{color:var(--green);font-weight:950;letter-spacing:.08em}.footer-sns-copy h2{font-size:20px;margin:4px 0 0;color:var(--navy)}.footer-sns-links{display:flex;gap:14px;align-items:center;flex-wrap:wrap;justify-content:flex-end}.footer-x-link,.footer-app-link{background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px 14px;display:flex;gap:10px;align-items:center;text-decoration:none;color:var(--navy);font-weight:900;box-shadow:0 10px 24px rgba(10,86,103,.08)}.footer-x-link img{width:38px;height:auto}.footer-app-link img{width:150px;max-width:100%;height:auto;display:block}.top-feature-grid{display:none!important}.home-side{display:none!important}
@media(max-width:900px){.header-inner{flex-wrap:wrap}.header-request-link{order:3;width:100%;margin:10px 0 0;min-width:0}.menu-toggle{margin-left:auto}.footer-sns-inner{grid-template-columns:1fr}.footer-sns-links{justify-content:flex-start}}
@media(max-width:640px){.header-request-main{font-size:16px}.header-request-small{font-size:12px}.footer-sns-links{display:grid;grid-template-columns:1fr}.footer-x-link,.footer-app-link{justify-content:center}.school-banner{grid-template-columns:38px 1fr}.school-banner-logo{width:38px;height:38px}}

/* v4: top page right-side school banners under site menu only */
.side-banner-lead{margin:0 0 10px;color:#557383;font-size:12px;line-height:1.6}.top-only-school-banners{position:relative;overflow:hidden}.top-only-school-banners::before{content:"";position:absolute;right:-20px;top:-20px;width:90px;height:90px;background:url("./seagull.svg") center/contain no-repeat;opacity:.16;pointer-events:none}.top-only-school-banners .side-title{color:var(--navy);border-bottom:3px solid var(--sky);padding-bottom:9px;margin-bottom:10px}.top-only-school-banners .school-banner-list{gap:8px}.top-only-school-banners .school-banner{min-height:58px}.pc-only{display:block}@media(max-width:900px){.pc-only{display:none}.top-only-school-banners{margin-top:16px}.top-only-school-banners .school-banner-list{grid-template-columns:1fr 1fr}}@media(max-width:640px){.top-only-school-banners .school-banner-list{grid-template-columns:1fr}}

/* v5: place the 9-school random banners directly under the right site menu on the top page */
@media (min-width:821px){
  .page-wrap > .top-only-school-banners{
    grid-column:2;
    grid-row:auto;
    align-self:start;
    margin-top:0;
    padding:14px;
  }
  .top-only-school-banners .side-title{
    font-size:15px;
    line-height:1.45;
  }
  .top-only-school-banners .side-banner-lead{
    font-size:11px;
  }
  .top-only-school-banners .school-banner{
    grid-template-columns:34px 1fr;
    gap:8px;
    min-height:48px;
    padding:7px 8px;
    border-radius:10px;
  }
  .top-only-school-banners .school-banner-logo{
    width:34px;
    height:34px;
    font-size:14px;
  }
  .top-only-school-banners .school-banner-pref{
    font-size:10px;
    padding:1px 7px;
    margin-bottom:2px;
  }
  .top-only-school-banners .school-banner-name{
    font-size:12px;
    line-height:1.3;
  }
}


/* v6: top page horizontal random school banner carousel */
.top-school-marquee{
  max-width:1120px;
  margin:-18px auto 28px;
  padding:0 18px;
  position:relative;
  z-index:3;
}
.top-school-marquee .marquee-inner{
  display:grid;
  grid-template-columns:230px minmax(0,1fr);
  gap:14px;
  align-items:center;
  background:rgba(255,255,255,.92);
  border:1px solid #ccecf0;
  border-radius:22px;
  padding:13px 16px;
  box-shadow:0 16px 36px rgba(10,86,103,.12);
  overflow:hidden;
}
.marquee-title{
  display:flex;
  flex-direction:column;
  justify-content:center;
  min-height:66px;
  padding:10px 14px;
  border-radius:16px;
  color:#fff;
  text-decoration:none;
  background:linear-gradient(135deg,var(--green),var(--sky));
  box-shadow:0 10px 22px rgba(17,178,161,.18);
  position:relative;
  overflow:hidden;
}
.marquee-title::after{
  content:"";
  position:absolute;
  right:-18px;
  top:-18px;
  width:86px;
  height:86px;
  background:url("./seagull.svg") center/contain no-repeat;
  opacity:.25;
}
.marquee-title span{font-size:13px;font-weight:800;position:relative;z-index:1;}
.marquee-title strong{font-size:19px;line-height:1.25;position:relative;z-index:1;}
.marquee-window{
  min-width:0;
  overflow:hidden;
  mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);
}
.marquee-track{
  display:flex;
  width:max-content;
  gap:12px;
  animation:schoolMarquee 42s linear infinite;
}
.marquee-track:hover{animation-play-state:paused;}
.marquee-track .school-banner{
  width:245px;
  flex:0 0 245px;
  min-height:58px;
  grid-template-columns:40px 1fr;
  border-left-width:4px;
  padding:8px 10px;
  background:linear-gradient(90deg,#ffffff,#f1fcff);
}
.marquee-track .school-banner-logo{width:40px;height:40px;font-size:15px;}
.marquee-track .school-banner-pref{font-size:10px;padding:2px 7px;}
.marquee-track .school-banner-name{font-size:13px;}
@keyframes schoolMarquee{
  from{transform:translateX(0);}
  to{transform:translateX(-50%);}
}
@media(max-width:820px){
  .top-school-marquee{margin:14px auto 18px;padding:0 12px;}
  .top-school-marquee .marquee-inner{grid-template-columns:1fr;gap:10px;padding:12px;border-radius:18px;}
  .marquee-title{min-height:auto;align-items:center;text-align:center;}
  .marquee-title strong{font-size:18px;}
  .marquee-track .school-banner{width:220px;flex-basis:220px;}
}

/* v7: footer menu and office information */
.site-footer .footer-inner-expanded{
  display:block;
  max-width:1120px;
  margin:0 auto;
  padding:28px 20px 24px;
  text-align:left;
}
.footer-links{
  display:flex;
  flex-wrap:wrap;
  gap:10px 14px;
  justify-content:center;
  margin-bottom:22px;
}
.footer-links a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:150px;
  padding:10px 16px;
  border:1px solid rgba(255,255,255,.35);
  border-radius:999px;
  color:#fff;
  text-decoration:none;
  font-weight:700;
  background:rgba(255,255,255,.12);
}
.footer-links a:hover{
  background:rgba(255,255,255,.22);
}
.footer-office{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:18px;
  margin:0 auto 20px;
  max-width:860px;
}
.footer-office-block{
  color:#fff;
  line-height:1.8;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.22);
  border-radius:16px;
  padding:16px 18px;
}
.footer-office-block strong{
  color:#fff;
}
.footer-copy{
  text-align:center;
  opacity:.9;
  font-size:.92rem;
}
@media (max-width: 720px){
  .footer-office{grid-template-columns:1fr;}
  .footer-links a{width:100%; max-width:320px;}
}

/* Organization + divisions merged page */
.org-lead{
  background:linear-gradient(135deg, rgba(15,178,167,.12), rgba(72,187,255,.12));
  border:1px solid rgba(15,178,167,.22);
  border-radius:22px;
  padding:24px 26px;
  margin:8px 0 26px;
  line-height:1.9;
}
.org-lead p{margin:.25em 0 .9em;}
.org-section{margin:30px 0;}
.org-section h2{
  font-size:1.35rem;
  color:#05756d;
  border-left:7px solid #17b7a7;
  padding:6px 0 6px 14px;
  margin:0 0 16px;
}
.org-business-grid,
.division-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
}
.org-business-card{
  background:#fff;
  border:1px solid rgba(5,117,109,.16);
  box-shadow:0 8px 20px rgba(12,87,101,.08);
  border-radius:16px;
  padding:16px 18px;
  font-weight:700;
  color:#234;
}
.org-business-card span{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  margin-right:10px;
  border-radius:50%;
  color:#fff;
  background:linear-gradient(135deg,#13b7a4,#48bbff);
  font-size:.86rem;
}
.org-image-box{
  background:#fff;
  border-radius:18px;
  border:1px solid rgba(5,117,109,.16);
  padding:18px;
  text-align:center;
  overflow:auto;
}
.org-image-box img{max-width:100%;height:auto;}
.org-doc-links{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:14px;
}
.org-doc-links a,
.division-card{
  text-decoration:none;
}
.org-doc-links a{
  display:inline-block;
  padding:10px 18px;
  border-radius:999px;
  background:#e8f9f7;
  color:#05756d;
  font-weight:700;
}
.org-note{color:#546;}
.division-card{
  display:block;
  position:relative;
  min-height:110px;
  border-radius:18px;
  padding:18px 18px 16px;
  background:linear-gradient(135deg,#ffffff,#f0fbff);
  border:1px solid rgba(72,187,255,.24);
  box-shadow:0 10px 24px rgba(12,87,101,.10);
  color:#15323a;
  transition:transform .2s ease, box-shadow .2s ease;
}
.division-card:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(12,87,101,.16);}
.org-doc-card{background:linear-gradient(135deg,#ffffff,#eefdf6);border-color:rgba(19,183,164,.26);}
.org-link-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
.division-no{display:block;color:#079987;font-weight:800;font-size:.82rem;margin-bottom:8px;}
.division-card strong{display:block;font-size:1.15rem;}
.division-card small{display:block;margin-top:12px;color:#1487a7;font-weight:700;}
.notice-box{
  background:#f4fbff;
  border:1px solid rgba(72,187,255,.28);
  border-radius:18px;
  padding:24px;
}
@media (max-width: 720px){
  .org-business-grid,
  .division-grid,
  .org-link-grid{grid-template-columns:1fr;}
  .org-lead{padding:18px;}
}

/* Top topics archive adjustment */
.is-hidden-on-top{display:none !important;}
.topics-more-box{
  margin: 14px 0 28px;
  text-align: right;
}
.topics-more-box a{
  display:inline-flex;
  align-items:center;
  gap:.4em;
  padding:10px 18px;
  border-radius:999px;
  background:linear-gradient(135deg,#e8fff8,#e7f6ff);
  color:#087f7b;
  font-weight:700;
  text-decoration:none;
  border:1px solid rgba(0,151,167,.25);
  box-shadow:0 8px 18px rgba(0,0,0,.06);
}
.topics-more-box a::after{content:'›';font-size:1.2em;}
@media (max-width:720px){.topics-more-box{text-align:center;}}


/* 統合トピックスカード */
.topic-body{min-width:0}.topic-image{display:block;margin-top:12px;max-width:260px}.topic-image img{width:100%;height:auto;border-radius:12px;border:1px solid var(--line);box-shadow:0 8px 20px rgba(10,86,103,.06)}.topic-button{display:inline-flex;align-items:center;justify-content:center;margin-top:12px;padding:7px 14px;border-radius:999px;background:linear-gradient(135deg,var(--green),var(--sky));color:#fff!important;font-size:13px;font-weight:900;box-shadow:0 8px 18px rgba(0,165,180,.18)}.topic-button:hover{filter:brightness(1.04);transform:translateY(-1px)}.topics-more-box{margin-top:18px;text-align:right}.topics-more-box a{display:inline-flex;padding:9px 16px;border-radius:999px;background:#eefbf7;border:1px solid var(--line);font-weight:900;color:var(--green-deep)}
@media(max-width:640px){.topic-image{max-width:100%}.topics-more-box{text-align:left}}


/* v13: top title image full-width banner */
body.home-page .site-hero{
  background:#fff;
  border-bottom:1px solid var(--line);
}
body.home-page .site-hero::before,
body.home-page .site-hero::after{
  display:none;
}
body.home-page .site-hero .hero-inner{
  max-width:none;
  width:100%;
  padding:0;
}
body.home-page .site-hero .top-title-full{
  max-width:none;
  width:100%;
  margin:0;
  line-height:0;
}
body.home-page .site-hero .top-title-full img{
  display:block;
  width:100%;
  height:auto;
  border-radius:0;
}
body.home-page .site-hero .hero-actions{
  max-width:1180px;
  margin:0 auto;
  padding:16px 20px 22px;
  justify-content:flex-start;
  background:linear-gradient(180deg,#ffffff,#f4fcff);
}
@media(max-width:640px){
  body.home-page .site-hero .hero-actions{padding:12px 14px 16px;}
  body.home-page .site-hero .hero-btn{width:100%;}
}

/* v13: member link pages */
.sub-hero .hero-inner{padding-top:28px;padding-bottom:30px;}
.member-intro{
  margin:0 0 20px;
  padding:18px 20px;
  border:1px solid rgba(56,189,248,.22);
  border-radius:20px;
  background:linear-gradient(135deg,#f2fffb,#eefaff);
}
.member-intro p{margin:.2em 0;}
.member-count{
  color:var(--green-deep);
  font-weight:900;
}
.member-count span{
  color:var(--muted);
  font-weight:700;
  font-size:.9em;
}
.member-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.member-card{
  position:relative;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  min-height:190px;
  border:1px solid rgba(56,189,248,.24);
  border-left:6px solid var(--green);
  border-radius:20px;
  background:linear-gradient(135deg,#fff,#f6fdff);
  box-shadow:0 12px 28px rgba(10,86,103,.09);
}
.member-card::after{
  content:"";
  position:absolute;
  right:-24px;
  top:-26px;
  width:110px;
  height:110px;
  background:url("./seagull.svg") center/contain no-repeat;
  opacity:.09;
  pointer-events:none;
}
.member-card-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
  padding:18px 18px 12px;
  border-bottom:1px solid rgba(214,237,242,.9);
}
.member-card h2{
  margin:0;
  color:var(--navy);
  font-size:clamp(17px,2vw,20px);
  line-height:1.45;
  font-weight:950;
}
.member-web{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:78px;
  padding:6px 11px;
  border-radius:999px;
  color:#fff!important;
  background:linear-gradient(135deg,var(--green),var(--sky));
  font-size:12px;
  font-weight:900;
  text-decoration:none!important;
  box-shadow:0 8px 18px rgba(0,165,180,.16);
}
.member-web.is-none{
  color:#6c7d86!important;
  background:#edf5f7;
  box-shadow:none;
}
.member-card-body{
  display:grid;
  grid-template-columns:1fr;
  gap:10px;
  padding:15px 18px 18px;
}
.member-info span{
  display:inline-flex;
  margin-bottom:4px;
  padding:2px 8px;
  border-radius:999px;
  background:#e8faf5;
  color:var(--green-deep);
  font-size:12px;
  font-weight:900;
}
.member-info p{
  margin:0;
  color:#385161;
  line-height:1.65;
  font-size:14px;
}
@media(max-width:900px){
  .member-grid{grid-template-columns:1fr;}
}
@media(max-width:640px){
  .member-card-head{display:block;}
  .member-web{margin-top:10px;}
}

/* v14: full-width title image hero on all pages, with reduced vertical height */
.site-hero.title-image-hero{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.site-hero.title-image-hero::before,
.site-hero.title-image-hero::after{
  display:none;
}
.site-hero.title-image-hero .hero-inner{
  max-width:none;
  width:100%;
  padding:0;
}
.site-hero.title-image-hero .top-title-full{
  max-width:none;
  width:100%;
  margin:0;
  line-height:0;
}
.site-hero.title-image-hero .top-title-full img{
  display:block;
  width:100%;
  height:clamp(180px,27.3vw,535px);
  object-fit:cover;
  object-position:center center;
  border-radius:0;
}
.site-hero.title-image-hero .hero-actions{
  max-width:1180px;
  margin:0 auto;
  padding:14px 20px 20px;
  justify-content:flex-start;
  background:linear-gradient(180deg,#ffffff,#f4fcff);
}
@media(max-width:640px){
  .site-hero.title-image-hero .top-title-full img{
    height:clamp(135px,35vw,180px);
  }
  .site-hero.title-image-hero .hero-actions{padding:12px 14px 16px;}
  .site-hero.title-image-hero .hero-btn{width:100%;}
}

/* v16: トップ画像の上に3つのリンクボタンを重ねて配置 */
.site-hero.title-image-hero .hero-inner{
  position:relative;
}
body.home-page .site-hero.title-image-hero .hero-actions{
  position:absolute;
  left:50%;
  bottom:22px;
  transform:translateX(-50%);
  width:min(1180px, calc(100% - 32px));
  margin:0;
  padding:0;
  background:transparent;
  z-index:3;
  display:flex;
  align-items:center;
  justify-content:flex-start;
  gap:10px;
}
body.home-page .site-hero.title-image-hero .hero-actions .marquee-inner{
  display:block;
}
body.home-page .site-hero.title-image-hero .hero-actions .marquee-title,
body.home-page .site-hero.title-image-hero .hero-actions .hero-btn{
  min-height:46px;
  box-shadow:0 10px 24px rgba(4, 86, 104, .22);
  border:1px solid rgba(255,255,255,.72);
}
body.home-page .site-hero.title-image-hero .hero-actions .marquee-title{
  display:inline-flex;
  flex-direction:column;
  align-items:flex-start;
  justify-content:center;
  gap:0;
  padding:8px 18px;
  border-radius:18px;
  color:#fff;
  background:linear-gradient(135deg,var(--green),var(--sky));
  font-weight:900;
}
body.home-page .site-hero.title-image-hero .hero-actions .marquee-title span{
  font-size:12px;
  line-height:1.15;
}
body.home-page .site-hero.title-image-hero .hero-actions .marquee-title strong{
  font-size:18px;
  line-height:1.15;
}
body.home-page .site-hero.title-image-hero .hero-actions .hero-btn{
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
}
body.home-page .site-hero.title-image-hero .hero-actions .hero-btn.primary{
  color:#fff;
  background:linear-gradient(135deg,var(--green),var(--sky));
}
body.home-page .site-hero.title-image-hero .hero-actions .hero-btn.secondary{
  color:var(--navy);
}

@media(max-width:640px){
  body.home-page .site-hero.title-image-hero .hero-actions{
    left:12px;
    right:12px;
    bottom:12px;
    transform:none;
    width:auto;
    gap:7px;
    flex-wrap:nowrap;
    justify-content:center;
  }
  body.home-page .site-hero.title-image-hero .hero-actions .marquee-title,
  body.home-page .site-hero.title-image-hero .hero-actions .hero-btn{
    min-height:38px;
    padding:7px 10px;
    border-radius:14px;
    font-size:12px;
    width:auto;
    flex:1 1 0;
  }
  body.home-page .site-hero.title-image-hero .hero-actions .marquee-title span{
    font-size:9px;
  }
  body.home-page .site-hero.title-image-hero .hero-actions .marquee-title strong{
    font-size:12px;
  }
}

/* v24: school carousel logo image style */
.school-banner-logo.has-logo{
  background:#fff;
  border:1px solid rgba(7,102,84,.16);
  box-shadow:0 5px 14px rgba(10,86,103,.08);
  overflow:hidden;
}
.school-banner-logo.has-logo img{
  width:86%;
  height:86%;
  object-fit:contain;
  display:block;
}
.marquee-track .school-banner-logo.has-logo{
  width:46px;
  height:46px;
  border-radius:14px;
}
@media(max-width:640px){
  .marquee-track .school-banner-logo.has-logo{
    width:42px;
    height:42px;
  }
}

/* v25: school carousel 2-line / 3-line display */
.school-banner-lines{
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:2px;
  min-width:0;
  line-height:1.25;
}
.school-banner-line{
  display:block;
  color:var(--navy);
  font-weight:900;
  white-space:normal;
  overflow-wrap:anywhere;
}
.school-banner-line.line-1{
  display:inline-block;
  align-self:flex-start;
  background:#2e7d4a;
  color:#fff;
  border-radius:999px;
  padding:2px 8px;
  font-size:10px;
  line-height:1.2;
  margin-bottom:1px;
}
.school-banner-line.line-2,
.school-banner-line.line-3{
  font-size:12px;
}
.marquee-track .school-banner{
  width:276px;
  flex-basis:276px;
  min-height:74px;
  grid-template-columns:50px 1fr;
  align-items:center;
}
.marquee-track .school-banner-logo.has-logo{
  width:50px;
  height:50px;
  border-radius:14px;
}
.marquee-track .school-banner-pref,
.marquee-track .school-banner-name{
  display:none;
}
@media(max-width:640px){
  .marquee-track .school-banner{
    width:248px;
    flex-basis:248px;
    min-height:70px;
    grid-template-columns:46px 1fr;
  }
  .marquee-track .school-banner-logo.has-logo{
    width:46px;
    height:46px;
  }
  .school-banner-line.line-2,
  .school-banner-line.line-3{
    font-size:11px;
  }
}

/* mobile menu button UI improvement */
@media (max-width:820px){
  .menu-toggle{position:relative;z-index:2}
}
@media (max-width:420px){
  .menu-toggle{min-width:108px;padding:11px 14px;font-size:14px}
}


/* v28: smartphone header fit - keep brand title in one line and align two right buttons */
@media (max-width:820px){
  .header-inner{
    display:grid;
    grid-template-columns:minmax(0,1fr) 136px;
    grid-template-rows:auto auto;
    align-items:center;
    gap:8px 10px;
    padding:14px 12px 16px;
  }
  .brand{
    grid-column:1;
    grid-row:1 / span 2;
    min-width:0;
    gap:9px;
  }
  .brand > span:last-child{
    min-width:0;
    display:block;
  }
  .brand-mark{
    width:42px;
    height:42px;
    border-radius:14px;
    flex:0 0 42px;
  }
  .brand-legal{
    font-size:10px;
    line-height:1.05;
    margin-bottom:1px;
    white-space:nowrap;
  }
  .brand-title{
    display:block;
    font-size:17px;
    line-height:1.18;
    letter-spacing:.01em;
    white-space:nowrap;
  }
  .brand-sub{
    font-size:10px;
    line-height:1.25;
    letter-spacing:.05em;
    white-space:nowrap;
  }
  .header-request-link{
    grid-column:2;
    grid-row:1;
    order:0;
    width:136px;
    min-width:136px;
    max-width:136px;
    min-height:44px;
    margin:0;
    padding:7px 8px;
    border-radius:14px;
    align-self:end;
  }
  .header-request-link::before{
    width:22px;
    height:22px;
    left:8px;
    top:9px;
    border-width:2px;
    opacity:.45;
  }
  .header-request-small{
    font-size:10px;
    line-height:1.05;
  }
  .header-request-main{
    font-size:13px;
    line-height:1.12;
    white-space:nowrap;
  }
  .menu-toggle{
    grid-column:2;
    grid-row:2;
    justify-self:stretch;
    width:136px;
    min-width:136px;
    max-width:136px;
    min-height:44px;
    margin:0;
    padding:10px 12px;
    font-size:14px;
  }
  .menu-toggle::before{
    width:22px;
    height:22px;
    font-size:14px;
  }
}
@media (max-width:380px){
  .header-inner{grid-template-columns:minmax(0,1fr) 126px;gap:7px 8px;padding-left:10px;padding-right:10px}
  .brand-title{font-size:16px;letter-spacing:0}
  .brand-sub{font-size:9px;letter-spacing:.03em}
  .brand-mark{width:40px;height:40px;flex-basis:40px}
  .header-request-link,.menu-toggle{width:126px;min-width:126px;max-width:126px}
  .header-request-main{font-size:12px}
  .header-request-small{font-size:9px}
}