:root{--font:-apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--bg:#f4f5fa;--surface:#fff;--surface-2:#eceef7;--text:#1a1e33;--muted:#667089;--line:#d3d7e6;--line-strong:#232845;--accent:#4357d9;--accent-text:#fff;--accent-soft:#e4e8fd;--cell-selected:#bcc6fa;--cell-peer:#e9ecfc;--cell-same:#d3d9fa;--given:#1a1e33;--entered:#3447c4;--note:#6f7794;--error:#cf3040;--error-bg:#fbdfe3;--easy:#2f9e6b;--medium:#d08a1c;--hard:#d4572a;--expert:#a23bc4;--shadow:0 8px 28px #1a1e332e}:root[data-theme=dark]{--bg:#0f1220;--surface:#181c31;--surface-2:#222745;--text:#eceef9;--muted:#98a0c0;--line:#2d3355;--line-strong:#8d96c8;--accent:#8c9bff;--accent-text:#0f1220;--accent-soft:#272d57;--cell-selected:#3b4694;--cell-peer:#1d2244;--cell-same:#2c3672;--given:#eceef9;--entered:#a1adff;--note:#8f97bb;--error:#ff7d89;--error-bg:#4a2029;--easy:#4cc590;--medium:#eaa940;--hard:#f2805a;--expert:#cf7bef;--shadow:0 8px 28px #00000080}@media 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