:root{
  --navy:#163d5b; --blue:#2e8ec8; --teal:#4e9995; --green:#78b28f;
  --pale:#edf7f5; --cream:#f7f5ed; --text:#34434a; --muted:#718087;
  --gold:#b99655; --white:#fff; --line:#dbe7e6;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans JP","Yu Gothic",Meiryo,sans-serif;color:var(--text);background:#fff;line-height:1.8}
a{color:inherit;text-decoration:none}
.container{width:min(1180px,92%);margin:auto}
.header{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 4%;border-bottom:1px solid #e8eeee;background:#fff;position:sticky;top:0;z-index:20}
.logo{display:flex;gap:12px;align-items:center;font-weight:700;color:var(--navy)}
.logo-mark{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#69b99c,#2d87c5);position:relative}
.logo-mark:after{content:"";position:absolute;width:15px;height:15px;border-radius:50%;background:#fff;left:12px;top:7px}
.logo small{display:block;font-size:10px;font-weight:500;color:var(--muted)}
.nav{display:flex;gap:24px;align-items:center;font-size:13px;color:var(--navy)}
.nav .btn{background:var(--navy);color:#fff;padding:8px 18px;border-radius:22px}
.hero{min-height:560px;display:flex;align-items:center;background:
 radial-gradient(circle at 78% 30%,rgba(255,255,255,.85),transparent 28%),
 linear-gradient(120deg,#edf7f5 0%,#cfe9e5 44%,#dcecf8 100%);position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;right:-5%;bottom:-30%;width:55%;height:90%;border-radius:50%;background:rgba(255,255,255,.38)}
.hero-content{position:relative;z-index:2;width:52%;padding:72px 0}
.kicker{font-size:13px;color:var(--teal);font-weight:700;letter-spacing:.12em}
h1{font-size:clamp(32px,4vw,58px);line-height:1.25;color:var(--navy);margin:14px 0 22px;font-weight:700}
h2{font-size:32px;line-height:1.35;color:var(--navy);margin:0 0 18px}
h3{font-size:20px;color:var(--navy);margin:0 0 8px}
.lead{font-size:17px}
.btn{display:inline-block;padding:12px 24px;border-radius:28px;background:var(--navy);color:#fff;font-weight:700;font-size:14px}
.btn.light{background:#fff;color:var(--navy);border:1px solid var(--line)}
.visual{position:absolute;right:4%;bottom:0;width:46%;height:92%;display:flex;align-items:flex-end;justify-content:center}
.photo{width:92%;height:78%;border-radius:160px 160px 0 0;background:
linear-gradient(145deg,rgba(22,61,91,.05),rgba(78,153,149,.15)),
url("assets/hero-family.jpg") center/cover;box-shadow:0 20px 60px rgba(22,61,91,.12)}
.section{padding:82px 0}
.section.cream{background:var(--cream)}
.section.pale{background:var(--pale)}
.center{text-align:center}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cards4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:0 8px 28px rgba(22,61,91,.06)}
.card .num{color:var(--gold);font-size:12px;font-weight:700}
.icon{width:48px;height:48px;border-radius:50%;background:var(--pale);display:grid;place-items:center;color:var(--teal);font-weight:700;margin-bottom:16px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.stat{padding:22px;border-radius:18px;background:#fff;text-align:center;border:1px solid var(--line)}
.stat strong{display:block;font-size:30px;color:var(--navy)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.imagebox{min-height:390px;border-radius:28px;background:linear-gradient(145deg,#cfe8df,#eaf3f8);overflow:hidden}
.imagebox.guide{background:url("assets/guidebook.jpg") center/cover}
.imagebox.medical{background:url("assets/medical.jpg") center/cover}
.imagebox.city{background:url("assets/city.jpg") center/cover}
.imagebox.support{background:url("assets/support.jpg") center/cover}
.tag{display:inline-block;padding:6px 12px;border-radius:20px;background:var(--pale);color:var(--teal);font-size:12px;font-weight:700}
.footer{background:var(--navy);color:#fff;padding:50px 0 30px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:35px}
.footer small{color:#cbd9df}
.breadcrumb{font-size:11px;color:var(--muted);padding:18px 0}
.page-hero{min-height:300px;display:flex;align-items:center;background-size:cover;background-position:center}
.page-hero.about{background-image:linear-gradient(90deg,rgba(237,247,245,.94),rgba(237,247,245,.45)),url("assets/medical.jpg")}
.page-hero.guide{background-image:linear-gradient(90deg,rgba(247,245,237,.95),rgba(247,245,237,.35)),url("assets/guidebook.jpg")}
.page-hero.support{background-image:linear-gradient(90deg,rgba(22,61,91,.93),rgba(22,61,91,.3)),url("assets/support.jpg");color:#fff}
.page-hero.trust{background-image:linear-gradient(90deg,rgba(237,247,245,.94),rgba(237,247,245,.35)),url("assets/leaf.jpg")}
.page-hero.contact{background-image:linear-gradient(90deg,rgba(237,247,245,.92),rgba(237,247,245,.25)),url("assets/city.jpg")}
.page-hero h1{font-size:42px}
.page-hero.support h1{color:#fff}
.notice{padding:18px 22px;background:#fff8e9;border-left:4px solid var(--gold);border-radius:8px}
.form{display:grid;gap:14px}
input,textarea{width:100%;padding:14px;border:1px solid var(--line);border-radius:10px;font:inherit}
textarea{min-height:150px}
@media(max-width:850px){
 .nav{display:none}.hero-content{width:100%;padding:70px 0}.visual{opacity:.28;width:75%}
 .cards,.cards4,.stats,.split,.footer-grid{grid-template-columns:1fr}
 .section{padding:58px 0}
}