:root{--bg:#f6f8f8;--card:#ffffff;--ink:#10211f;--muted:#5c6f6c;--line:#dbe4e2;--brand:#0f766e;--brand-d:#0b5a54;--accent:#f59e0b;--bad:#b42318;--ok:#067647;--r:14px}@media (prefers-color-scheme: dark){:root{--bg:#0d1615;--card:#14211f;--ink:#e8f1ef;--muted:#9db3af;--line:#25403c;--brand:#2dd4bf;--brand-d:#5eead4}}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.45 system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;-webkit-tap-highlight-color:transparent}body{padding-bottom:env(safe-area-inset-bottom)}.top{display:flex;align-items:center;justify-content:space-between;padding:calc(10px + env(safe-area-inset-top)) 16px 10px;background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}.brand{font-weight:700;display:flex;gap:8px;align-items:center}.logo{color:var(--brand);font-size:20px}.pill{border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:999px;padding:6px 12px;font-weight:600;font-size:13px}.pill.pro{background:var(--brand);color:#fff;border-color:var(--brand)}.tabs{display:flex;gap:6px;padding:10px 12px 0;max-width:640px;margin:0 auto}.tabs button{flex:1;padding:10px;border:0;background:transparent;font-weight:600;color:var(--muted);border-bottom:3px solid transparent;font-size:15px}.tabs button.active{color:var(--brand);border-bottom-color:var(--brand)}main{max-width:640px;margin:0 auto;padding:14px 16px 24px}.tab{display:none}.tab.active{display:block}h2{margin:6px 0 4px;font-size:20px}.muted{color:var(--muted);font-size:14px;margin:6px 0}.center{text-align:center}.field{display:block;font-weight:600;font-size:14px;margin:10px 0}.field select,.field input{display:block;width:100%;margin-top:6px;padding:12px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--ink);font:inherit}.btn{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:12px;padding:12px 16px;font-weight:700;font-size:15px;min-height:46px}.btn.primary{background:var(--brand);color:#fff;border-color:var(--brand)}.btn.big{width:100%;padding:16px;font-size:17px;margin:8px 0}.btn:disabled{opacity:.5}.btn:active{transform:scale(.98)}.row{display:flex;gap:10px;margin:12px 0}.row .btn{flex:1}.stageWrap{display:flex;justify-content:center;margin:8px 0}#stage{max-width:100%;border:1px solid var(--line);border-radius:6px;touch-action:none;background:#222;cursor:grab}.controls{margin:6px 0}.range{display:flex;align-items:center;gap:12px;font-size:14px;font-weight:600;margin:6px 0}.range input{flex:1}.sheetBox{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px;margin-top:12px}.sheetBox .btn{width:100%}.status{min-height:22px;font-size:14px;margin:8px 0;font-weight:600}.status.ok{color:var(--ok)}.status.err{color:var(--bad)}.badge{display:inline-block;font-size:12px;font-weight:700;border-radius:999px;padding:2px 8px;margin-left:6px}.badge.ok{background:#d1fadf;color:#05603a}.badge.warn{background:#fef0c7;color:#93370d}.preview{display:block;max-width:100%;max-height:220px;margin:10px auto;border:1px solid var(--line);border-radius:8px;background:repeating-conic-gradient(#eee 0 25%,#fff 0 50%) 50%/16px 16px}.chips{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0}.chip{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:999px;padding:8px 12px;font-size:13px;font-weight:600}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.seg{display:flex;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:4px;margin:10px 0}.seg button{flex:1;border:0;background:transparent;padding:10px 6px;border-radius:9px;font-weight:700;font-size:14px;color:var(--muted)}.seg button.active{background:var(--brand);color:#fff}.pdfPane{display:none}.pdfPane.active{display:block}.fileList{padding-left:20px;margin:8px 0}.fileList li{margin:4px 0;word-break:break-all;display:flex;gap:6px;align-items:center;justify-content:space-between}.fileList button{border:0;background:transparent;color:var(--brand);font-weight:700}.foot{max-width:640px;margin:0 auto;padding:6px 16px 28px;color:var(--muted);font-size:12px}.foot a,a{color:var(--brand)}.modal{position:fixed;inset:0;background:#00000080;display:flex;align-items:flex-end;justify-content:center;z-index:20}.modal[hidden]{display:none}.sheet{position:relative;background:var(--card);width:100%;max-width:520px;border-radius:20px 20px 0 0;padding:20px 18px calc(18px + env(safe-area-inset-bottom))}.x{position:absolute;right:10px;top:6px;border:0;background:transparent;font-size:30px;color:var(--muted);line-height:1}.perks{padding-left:20px;color:var(--muted);margin:8px 0 12px}.plan{display:flex;justify-content:space-between;align-items:center;width:100%;text-align:left;border:2px solid var(--line);background:var(--card);color:var(--ink);border-radius:14px;padding:14px;margin:8px 0;font:inherit}.plan strong{display:block;font-size:16px}.plan small{color:var(--muted)}.plan.best{border-color:var(--brand)}.plan .price{font-weight:800;color:var(--brand);white-space:nowrap;margin-left:12px}.fine{font-size:12px;color:var(--muted);margin:6px 2px}.link{border:0;background:transparent;color:var(--brand);font-weight:700;margin-top:6px;padding:8px}.pickHint{margin-top:2px}