:root{--primary: #0f4c3a;--surface: #f8fafc;--text: #0f172a}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,sans-serif;background:var(--surface);color:var(--text)}.shell{max-width:960px;margin:0 auto;padding:2rem 1rem}.card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:1.5rem;margin-top:1rem}.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.8rem;background:var(--primary);color:#fff}h1{color:var(--primary)}