:root{--paper: #f2f0ea;--surface: #fbfaf6;--ink: #202321;--muted: #6f746f;--line: #d5d4cc;--red: #ae3f2f;--red-dark: #823024;--green: #38634f;--green-soft: #dce8df;--gold: #b98d45;font-family:DM Sans,Noto Sans SC,system-ui,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;background:var(--paper)}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit}a{color:inherit;text-decoration:none}img{max-width:100%}.app-header{height:74px;padding:0 clamp(18px,4vw,58px);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;border-bottom:1px solid 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