:root{color-scheme:light dark;--bg: var(--tg-theme-bg-color, #ffffff);--sec-bg: var(--tg-theme-secondary-bg-color, #f1f1f4);--text: var(--tg-theme-text-color, #000000);--hint: var(--tg-theme-hint-color, #8e8e93);--link: var(--tg-theme-link-color, #2481cc);--btn: var(--tg-theme-button-color, #2481cc);--btn-text: var(--tg-theme-button-text-color, #ffffff)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,system-ui,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:16px}.app{max-width:640px;margin:0 auto;padding:12px 14px calc(90px + env(safe-area-inset-bottom,0px))}.h1{font-size:20px;font-weight:700;margin:8px 0 14px}.card{background:var(--sec-bg);border-radius:12px;padding:12px 14px;margin-bottom:12px}.hint{color:var(--hint);font-size:14px}.label{font-size:13px;color:var(--hint);margin:10px 0 4px}input,textarea,select{width:100%;padding:10px 12px;border-radius:10px;border:none;background:var(--bg);color:var(--text);font-size:16px;font-family:inherit}textarea{min-height:72px;resize:vertical}.btn{width:100%;padding:13px;border:none;border-radius:12px;background:var(--btn);color:var(--btn-text);font-size:16px;font-weight:600;cursor:pointer}.btn:disabled{opacity:.5}.chips{display:flex;gap:8px;flex-wrap:wrap}.chip{padding:8px 12px;border-radius:20px;border:1px solid var(--hint);background:transparent;color:var(--text);font-size:14px;cursor:pointer}.chip.on{background:var(--btn);color:var(--btn-text);border-color:var(--btn)}.tabs{position:fixed;bottom:0;left:0;right:0;display:flex;background:var(--sec-bg);border-top:1px solid rgba(128,128,128,.2);padding-bottom:env(safe-area-inset-bottom,0px)}.tab{flex:1;padding:12px;text-align:center;font-size:13px;color:var(--hint);cursor:pointer}.tab.on{color:var(--link);font-weight:600}.row{display:flex;align-items:center;gap:10px}.grow{flex:1}.answer{white-space:pre-wrap;line-height:1.45}.src{color:var(--hint);font-size:13px;margin-top:8px}.ok{color:#2e7d32}.err{color:#c62828}