:root{color-scheme:light;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;color:#183054;background:#f5f8fe;line-height:1.85}*{box-sizing:border-box}body{margin:0}main{max-width:760px;margin:48px auto;padding:32px;background:#fff;border:1px solid #dfe8f6;border-radius:24px;box-shadow:0 10px 35px #233f6810}nav{display:flex;flex-wrap:wrap;gap:16px;font-size:.9rem;margin-bottom:24px}a{color:#246eb7;text-underline-offset:4px}a:focus-visible{outline:3px solid #e961a4;outline-offset:5px}h1{line-height:1.5;font-size:1.9rem;margin:8px 0 12px}h2{font-size:1.15rem;margin:32px 0 8px}p{margin:10px 0}li{margin:8px 0}.brand{color:#cf4a87;font-weight:700;letter-spacing:.08em}.muted,footer{color:#61728b;font-size:.9rem}.button{display:inline-block;padding:12px 22px;min-height:48px;background:#2e78bf;border-radius:14px;color:white;text-decoration:none;font-weight:700}footer{margin-top:32px;padding-top:18px;border-top:1px solid #e4ebf6}ul{padding-left:24px}@media(max-width:600px){main{margin:16px 12px;padding:24px 20px;border-radius:18px}h1{font-size:1.65rem}}