:root{color-scheme:light;--ink:#152e32;--muted:#596c6e;--green:#087b68;--paper:#f5f8f6;--line:#d9e4de}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Noto Sans JP",sans-serif;line-height:1.9}a{color:var(--green);text-underline-offset:4px}a:focus-visible,summary:focus-visible{outline:3px solid #c78025;outline-offset:5px}header,main,footer{width:min(100% - 40px,880px);margin:auto}header{padding:28px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}.brand{font-weight:800;font-size:20px;text-decoration:none;color:var(--ink)}nav{display:flex;gap:22px;font-size:13px}main{padding:52px 0 64px}.eyebrow{font-size:12px;letter-spacing:.16em;color:var(--green);font-weight:750;margin:0 0 12px}h1{font-size:clamp(30px,6vw,48px);letter-spacing:-.04em;line-height:1.4;margin:0 0 20px}h2{font-size:23px;margin:0 0 20px;line-height:1.6}h3{font-size:17px;margin:0 0 8px}p{margin:0 0 16px}.lead{max-width:620px;font-size:17px;color:var(--muted)}.hero{padding-bottom:36px}.pill{display:inline-block;font-size:12px;font-weight:700;border:1px solid var(--line);border-radius:30px;padding:4px 12px;margin-bottom:20px;background:white}.section{border-top:1px solid var(--line);padding-top:32px;margin-top:32px}.cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px}.card.pro{background:#e9f3ee}.card ul{padding-left:20px;margin-bottom:0}.label{font-size:12px;letter-spacing:.08em;color:var(--green);font-weight:800}.muted,.date{color:var(--muted);font-size:14px}.contact{background:var(--ink);color:white;border-radius:20px;padding:32px;margin-top:40px}.contact a{color:#a3f0d7;overflow-wrap:anywhere}.contact p{margin-bottom:8px}details{border-bottom:1px solid var(--line);padding:18px 0}summary{cursor:pointer;font-weight:700}details p{margin:14px 0 4px;color:var(--muted)}.policy{max-width:720px}.policy h1{font-size:32px}.policy h2{font-size:19px;margin-top:32px;margin-bottom:10px}.policy ul{padding-left:22px}footer{border-top:1px solid var(--line);padding:24px 0 40px;font-size:12px;color:var(--muted);display:flex;justify-content:space-between;gap:20px}.button{display:inline-block;padding:10px 18px;background:var(--green);color:white;border-radius:10px;text-decoration:none;font-weight:700}@media(max-width:560px){header,main,footer{width:calc(100% - 36px)}header{padding:20px 0;align-items:flex-start}nav{gap:12px;flex-direction:column;font-size:12px}.cards{grid-template-columns:1fr}main{padding-top:36px}.card{padding:22px}.contact{padding:24px}footer{flex-direction:column;gap:8px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}

.brand{display:inline-flex;align-items:center;gap:10px}.brand img{border-radius:8px;flex:none}