:root{--green-900:#0f2e1f;--green-800:#163d2a;--green-700:#1d4f33;--green-600:#2d6a47;--green-500:#4a8b66;--green-100:#e8f1eb;--green-50:#f5faf6;--ink:#1a1a1a;--ink-soft:#4a4a4a;--ink-faint:#8a8a8a;--bg:#f8f8f5;--paper:#ffffff;--line:#e5e5e0;--line-soft:#f0f0eb;--red:#c0392b;--red-bg:#fdf2f1;--amber:#b8860b;--amber-bg:#fdf6e3;--cpss-font-display:"Inter",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--radius-card:12px;--radius-pill:12px;--radius-button:8px;--card-max-width:1040px;--card-padding:32px;--card-margin:0 auto 24px;--card-border:1px solid var(--line);--shadow-card:0 1px 3px rgba(0,0,0,0.06);--shadow-popup:0 4px 12px rgba(0,0,0,0.12)}.walkthroughCardShell{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:32px;max-width:900px;margin:0 auto 24px;box-shadow:var(--shadow-card);font-family:var(--cpss-font-display);color:var(--ink)}