:root{--paper: #f4f4f0;--surface: #fbfbf8;--ink: #151515;--muted: #73736d;--faint: #a9a9a1;--line: #d7d7d0;--line-strong: #b8b8b0;--accent: #dce6f7;--accent-ink: #33445f;--error: #9f3c32;--ease: cubic-bezier(.22, 1, .36, 1)}*{box-sizing:border-box}html{min-width:320px;background:var(--paper)}body{margin:0;min-height:100vh;color:var(--ink);background:var(--paper);font-family:Helvetica Neue,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}button,input{font:inherit}button,label{-webkit-tap-highlight-color:transparent;touch-action:manipulation}:where(button,a,label[tabindex],input[type=range]):focus-visible{outline:2px solid var(--accent-ink);outline-offset:3px}.button:disabled{cursor:wait;opacity:.5}.app-shell{width:min(100%,1600px);min-height:100vh;margin:0 auto;padding:0 30px 30px}.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid 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