:root{--primary:#2e5cff;--primary-hover:#244be0;--primary-soft:#eef3ff;--bg:#f7f9fc;--surface:#fff;--surface-muted:#f1f5f9;--ink:#0f172a;--ink-2:#475569;--ink-3:#94a3b8;--line:#e2e8f0;--line-strong:#cbd5e1;--success:#16a34a;--success-soft:#ecfdf3;--danger:#dc2626;--warning:#f59e0b;--warning-soft:#fffbeb;--sandbox:#7c3aed;--sandbox-soft:#f5f3ff;--sandbox-line:#ddd6fe;--shadow-card:0 1px 2px #0f172a0f;--shadow-pop:0 10px 28px #0f172a1a;color:var(--ink);background:var(--bg);font-synthesis:none;font-family:Inter,Inter 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