:root{--tg-bg: #ffffff;--tg-text: #000000;--tg-hint: #999999;--tg-link: #2481cc;--tg-button: #2481cc;--tg-button-text: #ffffff;--tg-secondary-bg: #f1f1f1}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;background:var(--tg-bg);color:var(--tg-text)}.screen{padding:16px;max-width:640px;margin:0 auto}.muted{color:var(--tg-hint)}.card{background:var(--tg-secondary-bg);border-radius:12px;padding:12px;margin-bottom:12px}.button{display:block;width:100%;padding:14px;border:none;border-radius:12px;background:var(--tg-button);color:var(--tg-button-text);font-size:16px;font-weight:600;cursor:pointer}.button:disabled{opacity:.5}.field{width:100%;padding:12px;border:1px solid var(--tg-hint);border-radius:12px;font-size:16px;margin-bottom:12px;background:var(--tg-bg);color:var(--tg-text)}.grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.product{font-size:13px}.product a{color:var(--tg-link);text-decoration:none}img.result{width:100%;border-radius:12px;display:block}