:root{--bg:#0f1419;--panel:#171d24;--line:#2a333d;--text:#e8eef4;--muted:#93a0ad;--accent:#c4a574;--ok:#3d9b6e}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--text);margin:0;font-family:Arial,Helvetica,sans-serif}a{color:inherit}.wrap{max-width:1100px;margin:0 auto;padding:32px 20px}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px}h1{margin:0 0 8px;font-size:22px}h2{margin:0 0 16px;font-size:16px}.muted{color:var(--muted);font-size:13px}.row{gap:16px;display:grid}.grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;display:grid}.theme{border:1px solid var(--line);cursor:pointer;background:#12181e;border-radius:10px;padding:12px}.theme.active{border-color:var(--accent)}.theme b{margin-bottom:4px;display:block}label{color:var(--muted);margin:10px 0 4px;font-size:12px;display:block}input{border:1px solid var(--line);width:100%;color:var(--text);background:#12181e;border-radius:8px;padding:10px 12px}button,.btn{background:var(--accent);color:#111;cursor:pointer;border:0;border-radius:8px;padding:10px 14px;font-weight:700;display:inline-block}button.ghost{color:var(--text);border:1px solid var(--line);background:0 0}.top{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.err{color:#f2b8b5;font-size:13px}.ok{color:var(--ok);font-size:13px}.store{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:12px 0;display:flex}