:root{color-scheme:light}*{box-sizing:border-box}body{margin:0;background:#f4f5ee;color:#24392e;font-family:system-ui,'Noto Sans JP',sans-serif;line-height:1.85}main{max-width:800px;margin:56px auto;padding:0 24px 48px}header{margin-bottom:36px}.eyebrow{font-size:13px;letter-spacing:.15em;color:#617363}h1{font-size:36px;line-height:1.4;margin:14px 0}h2{font-size:22px;margin-top:32px}a{color:#315d45;text-underline-offset:4px}.card{padding:24px;background:white;border:1px solid #d7dfcf;border-radius:16px;margin:24px 0}footer{border-top:1px solid #d7dfcf;margin-top:40px;padding-top:20px;font-size:14px;color:#617363}li{margin:8px 0}