:root{--bg: #f4f4f2;--surface: #ffffff;--border: rgba(0,0,0,.09);--border-mid: rgba(0,0,0,.13);--text: #1a1a18;--muted: #6b6b67;--hint: #9b9b96;--blue: #1a6fbe;--blue-bg: #e8f0fb;--blue-dark: #1a4a8a;--coral: #c0392b;--coral-bg: #fdecea;--green: #15803d;--green-bg: #dcfce7;--amber: #92600a;--amber-bg: #fef3c7;--purple: #4c1d95;--purple-bg: #ede9fe;--gray-bg: #f1f5f9;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 10px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:system-ui,-apple-system,sans-serif;font-size:14px;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}.topbar{background:var(--surface);border-bottom:.5px solid var(--border);padding:0 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