:root{--bg:#f5f6fa;--surface:#fff;--surface-2:#f0f1f6;--text:#1d1f2b;--muted:#6b6f80;--border:#e2e4ec;--accent:#5b5bd6;--accent-hover:#4b4bc4;--accent-soft:#ececfc;--success:#1f8a4c;--success-soft:#e3f5ea;--warning:#9a6a00;--warning-soft:#fff4d6;--orange:#b4530a;--orange-soft:#fed;--danger:#c52f3a;--danger-soft:#fde8ea;--info:#1f6fb4;--info-soft:#e2f0fc;--violet:#7a3fbf;--violet-soft:#f1e8fc;--radius:10px;--shadow:0 1px 2px #1416280f, 0 2px 8px #1416280a;--sidebar:236px;color:var(--text);background:var(--bg);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:15px;line-height:1.5}@media 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