:root{--brand:#5b5bd6;--brand-500:#6366f1;--brand-600:#4f46e5;--brand-700:#4338ca;--cyan:#22d3ee;--cyan-200:#a5f3fc;--brand2:#22d3ee;--ink:#0f172a;--muted:#5c6b80;--line:#e2e8f0;--bg:#f8fafc;--fs-h1:clamp(30px,6.4vw,46px);--fs-h2:clamp(25px,3.4vw,33px);--fs-h2s:clamp(23px,2.9vw,30px);--fs-h3:18px;--fs-lead:clamp(15px,1.2vw,16.5px);--fs-body:15px;--fs-sm:13.5px;--fs-xs:12.5px;--sec-y:clamp(48px,7vw,72px)}*{box-sizing:border-box}body{margin:0;font-family:Noto Sans JP,system-ui,-apple-system,Segoe UI,Yu Gothic UI,Hiragino Sans,Hiragino Kaku Gothic ProN,Yu Gothic,Meiryo,sans-serif;color:var(--ink);background:var(--bg)}button,input,select,textarea{font-family:inherit}:where(a,button,summary,[role=button]):focus-visible{outline:3px solid var(--brand-500);outline-offset:2px}.btn:focus-visible{outline:3px solid var(--brand-700);outline-offset:3px}.hero-dark :focus-visible,footer :focus-visible{outline-color:#fff}.logo-word{font-size:20px;font-weight:800;letter-spacing:-.02em;background:linear-gradient(92deg,var(--brand-600) 0,var(--brand-500) 45%,#0891b2 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.logo-tagline{font-size:10.5px;color:var(--muted);font-weight:600;letter-spacing:.02em;border-left:1px solid var(--line);padding-left:10px;margin-left:4px;line-height:1.3}@media (max-width:760px){.logo-tagline{display:none}}a{color:var(--brand)}.btn{background:var(--brand);color:#fff;border:0;border-radius:999px;padding:10px 18px;font-weight:700;cursor:pointer;transition:filter .15s,box-shadow .15s}.btn:hover{filter:brightness(1.07)}.btn.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.btn.secondary:hover{filter:none;box-shadow:0 2px 8px rgba(15,23,42,.08)}.card{background:#fff;border:1px solid var(--line);border-radius:14px}.card.lift{transition:box-shadow .2s,transform .2s,border-color 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