:root{color-scheme:light;--bg: #ffffff;--bg-soft: #f7faf8;--ink: #17211d;--muted: #5d6b66;--line: #dbe7e1;--teal: #15a39a;--teal-dark: #08746e;--coral: #f36b52;--yellow: #f5c84b;--green: #5fb870;--blue: #4b7bec;--shadow: 0 18px 48px rgba(22, 45, 38, .1);--radius: 8px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Hiragino Sans,Hiragino Kaku Gothic ProN,Meiryo,sans-serif}*{box-sizing:border-box}html{background:var(--bg);color:var(--ink);scroll-behavior:smooth}body{margin:0;min-width:320px;font-size:16px;line-height:1.75}a{color:inherit;text-decoration:none}a:hover{color:var(--teal-dark)}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(75,123,236,.55);outline-offset:3px}img,svg{display:block;max-width:100%}button,input{font:inherit}.site-header,.site-footer{width:min(1120px,calc(100% - 32px));margin:0 auto}.site-header{display:flex;align-items:center;gap:18px;min-height:72px;padding:12px 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