:root{--ink:#18304a;--ink2:#4b6275;--brand:#126d72;--branddark:#095259;--pale:#e8f4f1;--paper:#f7faf9;--line:#dce7e4;--white:#fff;--accent:#d9aa64;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}
body{margin:0;line-height:1.8}
a{color:var(--branddark);text-underline-offset:3px}a:hover{text-decoration-thickness:2px}
a:focus-visible{outline:3px solid #edb453;outline-offset:3px;border-radius:2px}
.skip-link{position:absolute;left:1rem;top:-10rem;padding:.7rem;background:#fff;z-index:10}.skip-link:focus{top:1rem}
.container{width:min(100% - 2rem,1020px);margin:auto}
.site-header{background:var(--white);border-bottom:1px solid var(--line)}
.header-inner{display:flex;justify-content:space-between;align-items:center;gap:1.2rem;padding:1.25rem 0;flex-wrap:wrap}
.brand{text-decoration:none;color:var(--ink);display:inline-flex;align-items:center;gap:.65rem;font-size:1.22rem;font-weight:800;letter-spacing:.02em}
.brand-mark{background:var(--brand);border-radius:10px;color:white;padding:.12rem .55rem}
.nav{display:flex;align-items:center;gap:1.2rem;flex-wrap:wrap}
.nav a{font-size:.92rem;color:var(--ink2);text-decoration:none;font-weight:650}
.nav a[aria-current=page]{color:var(--branddark);text-decoration:underline;text-decoration-thickness:2px}
.main{padding:3.5rem 0 4.5rem;min-height:55vh}
.eyebrow{color:var(--brand);font-size:.82rem;font-weight:750;letter-spacing:.14em;text-transform:uppercase}
h1,h2,h3{line-height:1.45;letter-spacing:.01em}
h1{font-size:clamp(2.1rem,5.5vw,3.25rem);margin:.7rem 0 1.2rem}
h2{font-size:1.5rem;margin:0 0 .85rem}
h3{font-size:1.1rem;margin:0 0 .5rem}
p{margin:.7rem 0 1rem}
.lead{font-size:clamp(1.07rem,2.5vw,1.25rem);line-height:1.9;color:var(--ink2);max-width:45rem}
.hero{display:grid;grid-template-columns:1.25fr .75fr;gap:2rem;align-items:center;padding:2.5rem 0 3rem}
.hero-art{min-height:250px;background:linear-gradient(145deg,#e8f4f1,#d7ede9);border:1px solid #c7e5de;border-radius:22px;display:flex;justify-content:center;align-items:center;padding:2rem}
.hero-art-inner{width:min(100%,255px);aspect-ratio:1;border-radius:50%;border:2px dashed #6caaa1;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:1rem;text-align:center;color:var(--branddark)}
.hero-art-inner span:first-child{font-size:4rem;line-height:1}
.hero-art-inner span:last-child{font-size:.97rem;font-weight:750;letter-spacing:.06em}
.status{display:inline-block;padding:.35rem .7rem;border-radius:100px;background:#fff5e8;color:#855718;border:1px solid #f2d7aa;font-size:.8rem;font-weight:700}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin:1.25rem 0 2.7rem}
.panel{background:var(--white);border:1px solid var(--line);border-radius:16px;padding:1.5rem}
.panel p{color:var(--ink2);font-size:.96rem}
.notice{background:var(--pale);border-left:4px solid var(--brand);padding:1rem 1.2rem;margin:1.75rem 0;border-radius:0 10px 10px 0}
.notice p{margin:.3rem 0}
.page-article{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:clamp(1.3rem,4.5vw,2.9rem);max-width:860px;margin:auto}
.page-article h1{font-size:clamp(1.8rem,4vw,2.5rem)}
.page-article section{padding-top:1rem}
.page-article ul{padding-left:1.45rem}
.page-article li{margin:.45rem 0}
.muted{color:var(--ink2)}
.small{font-size:.9rem}
.site-footer{background:var(--white);border-top:1px solid var(--line);padding:2rem 0 2.5rem}
.footer-nav{display:flex;gap:1.2rem;flex-wrap:wrap;margin-bottom:1.5rem}
.footer-nav a{font-size:.89rem}
.disclaimer{padding:1.1rem 1.2rem;background:var(--paper);border-radius:10px;border:1px solid var(--line);font-size:.84rem;color:var(--ink2)}
.disclaimer strong{display:block;color:var(--ink);margin-bottom:.35rem}
.disclaimer p{margin:0}
.copyright{font-size:.8rem;color:var(--ink2);margin:1.2rem 0 0}
@media(max-width:680px){.header-inner{align-items:flex-start}.nav{gap:.8rem 1rem}.nav a{font-size:.82rem}.hero{grid-template-columns:1fr;gap:1rem;padding:0 0 2rem}.hero-art{min-height:165px;padding:1rem}.hero-art-inner{width:150px}.hero-art-inner span:first-child{font-size:2.7rem}.hero-art-inner span:last-child{font-size:.75rem}.main{padding:2rem 0 3rem}.grid{grid-template-columns:1fr}.panel{padding:1.2rem}}