:root{--paper:#f3ecdf;--paper-deep:#e7dcc8;--card:#fffaf3;--ink:#1a2332;--navy:#16325c;--green:#1f7a45;--green-soft:#e5f4ea;--amber:#9a5b12;--amber-soft:#f8ead3;--line:#e4d9c8;--muted:#5c6775;--shadow:0 12px 32px rgba(22,50,92,0.06);--serif:"Fraunces","Iowan Old Style",Palatino,serif;--sans:"Noto Sans","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;--sc:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif}*{box-sizing:border-box}body,html{margin:0;padding:0}html{scrollbar-gutter:stable}body{min-height:100svh;color:var(--ink);background:var(--paper);font-family:var(--sc);line-height:1.5}button,input,select{font:inherit;color:inherit}button{cursor:pointer;touch-action:manipulation}a{color:var(--navy)}button,input,select,summary{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid var(--navy);outline-offset:4px}button{transition:background-color .15s ease,border-color .15s ease}button:disabled{cursor:default}.app{width:min(1280px,calc(100% - 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