:root{--bg:#fff8e9;--surface:#fffdf6;--ink:#493b27;--muted:#938670;--accent:#9a6a2d;--button:#b18445;--soft:#f5e9cf;--line:#eadfc9;--green:#6f8661;color-scheme:light}:root[data-theme=mint]{--bg:#f1f6ee;--surface:#fcfef9;--ink:#354a3c;--muted:#7f9183;--accent:#5c806c;--button:#698d75;--soft:#e1ecdf;--line:#d8e3d5;--green:#577d5d}:root[data-theme=noir]{--bg:#252a24;--surface:#30352d;--ink:#f1ebd8;--muted:#a9ac99;--accent:#e0c68d;--button:#c7ac73;--soft:#3c4337;--line:#4b5144;--green:#b0c49f;color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.6 -apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;border:0;background:none}button:disabled{opacity:.5;cursor:wait}a{color:var(--accent)}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid 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