:root{--bg:#0f1115;--card:#181b22;--line:#2a2f3a;--fg:#e8eaed;--muted:#9aa0aa;--accent:#4f8cff;--accent-fg:#fff;--err:#ff6b6b;--ok:#3ad29f;--inset:#0d0f14;--inset-hover:#10141c;--info-bg:#23314a;--info-fg:#cfe0ff;--warn-bg:#3a3320;--warn-fg:#ffd479;--ok-bg:#1d3a2e;--ok-border:#2a5a45;--err-bg:#3a2323;--err-soft:#ffb4b4;--shadow:0 8px 24px rgba(0,0,0,.35)}[data-theme=light]{--bg:#f3f5f9;--card:#ffffff;--line:#d9dfea;--fg:#1a1d23;--muted:#5c6470;--accent:#2f6fe0;--accent-fg:#fff;--err:#c0392b;--ok:#12805a;--inset:#eef1f7;--inset-hover:#e6ebf4;--info-bg:#e3edff;--info-fg:#1e4fa3;--warn-bg:#fff3d6;--warn-fg:#8a6100;--ok-bg:#dff5ea;--ok-border:#a7e0c7;--err-bg:#ffe6e6;--err-soft:#b02a2a;--shadow:0 8px 24px rgba(20,30,60,.14)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.45 system-ui,DejaVu Sans,sans-serif}button{cursor:pointer;border:1px solid var(--line);background:var(--accent);color:var(--accent-fg);border-radius:8px;padding:9px 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