:root{--ink:#0d1b2a;--blue:#176b87;--mint:#65d1bb;--paper:#f3f7f6;--line:#d8e4e2}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Noto Sans JP",sans-serif}a{color:inherit}header{height:72px;display:flex;align-items:center;justify-content:space-between;max-width:1180px;margin:auto;padding:0 28px}.brand{font-weight:900;font-size:1.5rem;letter-spacing:.12em;text-decoration:none}nav{display:flex;gap:28px;font-size:.9rem}nav a{text-decoration:none}.hero{min-height:620px;padding:110px max(7vw,28px);background:radial-gradient(circle at 80% 25%,#8ce1d4 0,transparent 28%),linear-gradient(145deg,#0d1b2a 0%,#15364d 60%,#176b87 100%);color:white}.hero>div{max-width:920px;margin:auto}.eyebrow{font-size:.74rem;font-weight:800;letter-spacing:.22em;color:var(--mint)}h1{font-size:clamp(2.8rem,7vw,6.2rem);line-height:1.04;letter-spacing:-.055em;margin:24px 0}.lead{max-width:720px;font-size:clamp(1rem,2vw,1.3rem);line-height:1.9;color:#dcebed}.cta{display:inline-block;margin-top:28px;padding:16px 28px;background:var(--mint);color:var(--ink);font-weight:800;text-decoration:none;border-radius:999px}.section{max-width:1180px;margin:auto;padding:110px 28px}.section h2,.loop h2{font-size:clamp(2rem,4vw,3.6rem);letter-spacing:-.04em;line-height:1.2}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:48px}.cards article{background:white;border:1px solid var(--line);padding:34px;border-radius:22px;box-shadow:0 14px 40px #1232}.cards b{color:var(--blue)}.cards h3{font-size:1.35rem;margin:48px 0 14px}.cards p{line-height:1.8;color:#425363}.loop{background:#dff4ef;padding:90px max(7vw,28px);text-align:center}.loop p{font-weight:800;color:var(--blue);word-spacing:.5em}.loop h2{margin:30px auto 0}.about{display:grid;grid-template-columns:1fr 1.4fr;gap:80px}.about dl{margin:0}.about dl div{display:grid;grid-template-columns:140px 1fr;padding:20px 0;border-bottom:1px solid var(--line)}dt{color:#667;font-size:.88rem}dd{margin:0;line-height:1.7}.legal{max-width:820px;margin:40px auto 120px;padding:60px;background:white;border:1px solid var(--line);border-radius:24px}.legal h1{font-size:clamp(2.4rem,6vw,4.5rem)}.legal h2{margin-top:38px;font-size:1.25rem}.legal p{line-height:1.9;color:#3d4b55}.date{margin-top:48px}footer{background:var(--ink);color:white;padding:60px max(7vw,28px);display:grid;gap:12px}footer strong{font-size:1.8rem;letter-spacing:.14em}footer a{color:var(--mint)}footer small{margin-top:18px;color:#9eb0bd}@media(max-width:760px){nav a:not(:last-child){display:none}.hero{min-height:560px;padding-top:85px}.cards{grid-template-columns:1fr}.section{padding:76px 22px}.about{grid-template-columns:1fr;gap:25px}.legal{margin:20px 14px 80px;padding:30px 22px}.loop p{line-height:2}.about dl div{grid-template-columns:110px 1fr}}