:root{--bg:#0a0a0b;--fg:#e7e7ea;--muted:#8b8b93;--card:#141417;--border:#26262c;--lime:#9ef01a;--lime-dim:rgba(158,240,26,.12)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.card{background:var(--card);border:1px solid var(--border);border-radius:16px}button:focus,input:focus{outline:2px solid var(--lime);outline-offset:1px}::placeholder{color:var(--muted)}