:root{--paper:#f7f6f3;--card:#fff;--rule-line:#e3e3dd;--ink:#1c2024;--ink-muted:#56606b;--blue:#1f5fa8;--blue-deep:#17497f;--green:#16704a;--green-wash:#e7f3ec;--fill-inert:#efeee9;--radius-card:14px;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--paper);color:var(--ink);font-family:var(--font);-webkit-font-smoothing:antialiased;font-size:15px;line-height:1.55}.shell{flex-direction:column;height:100dvh;display:flex}.topbar{background:var(--card);border-bottom:1px solid var(--rule-line);z-index:40;flex:none;justify-content:space-between;align-items:center;height:52px;padding:0 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