:root{--bg: #f7f3ec;--surface: #fffdf9;--text: #221e1a;--muted: #72695f;--line: #e4dcd0;--accent: #b23a2e;--accent-soft: #f4e2de;--good: #2f7a4b;--warn: #a86a12;--paper: #fffdf9;--grid: #e8c9c2;--ink: #221e1a;--outline: #e2dbd1;--brush: #333;--hint: #d9776a;color-scheme:light}@media (prefers-color-scheme: dark){:root{--bg: #171513;--surface: #211e1b;--text: #efe9e1;--muted: #a39a8f;--line: #37322c;--accent: #e0685a;--accent-soft: #3a2320;--good: #6cc08d;--warn: #e0a54a;--paper: #1d1a17;--grid: #4a2f2a;--ink: #efe9e1;--outline: #3a352f;--brush: #d8d2ca;--hint: #e0685a;color-scheme:dark}}*{box-sizing:border-box}html,body{margin:0}body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,PingFang SC,Hiragino Sans,Noto Sans CJK SC,sans-serif;line-height:1.5;-webkit-text-size-adjust:100%}a{color:var(--accent)}.page{max-width:560px;margin:0 auto;padding:20px 16px 48px}.muted{color:var(--muted)}.small{font-size:.875rem}.masthead h1{margin:8px 0 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