:root{--bg:#f5f6f8;--card:#fff;--text:#1c1f24;--muted:#636b76;--line:#dde1e6;--accent:#2457d6;--accent-ink:#fff;--warn:#b45309;--warn-bg:#fff4e0;--ok:#15803d;--ok-bg:#e6f6ec;--danger:#b91c1c;--chip:#eef1f5}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#121417;--card:#1b1e23;--text:#e7e9ec;--muted:#9aa2ad;--line:#2d3239;--accent:#5b8cff;--accent-ink:#0b1020;--warn:#f2a54a;--warn-bg:#3a2a12;--ok:#4ade80;--ok-bg:#123020;--danger:#f87171;--chip:#262a31}}:root[data-theme=dark]{--bg:#121417;--card:#1b1e23;--text:#e7e9ec;--muted:#9aa2ad;--line:#2d3239;--accent:#5b8cff;--accent-ink:#0b1020;--warn:#f2a54a;--warn-bg:#3a2a12;--ok:#4ade80;--ok-bg:#123020;--danger:#f87171;--chip:#262a31}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}header{max-width:1040px;margin:0 auto;padding:24px 16px 8px}header h1{margin:0;font-size:22px}header p{color:var(--muted);margin:4px 0 0}main{gap:16px;max-width:1040px;margin:0 auto;padding:8px 16px 64px;display:grid}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}.card h2{margin:0 0 12px;font-size:16px}.hint{color:var(--muted);margin:0 0 10px;font-size:13px}.row{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.drop{border:2px dashed var(--line);text-align:center;cursor:pointer;color:var(--muted);border-radius:10px;flex:260px;padding:18px}.drop.over{border-color:var(--accent);color:var(--accent)}.drop input{display:none}.checker{background-color:#fff;background-image:linear-gradient(45deg,#e6e6e6 25%,#0000 25% 75%,#e6e6e6 75%),linear-gradient(45deg,#e6e6e6 25%,#0000 25% 75%,#e6e6e6 75%);background-position:0 0,7px 7px;background-size:14px 14px}.sigPreview{border:1px solid var(--line);border-radius:8px;justify-content:center;align-items:center;width:220px;height:90px;display:flex;overflow:hidden}.sigPreview img{max-width:100%;max-height:100%}.opts{flex-wrap:wrap;gap:18px;margin-top:10px;font-size:14px;display:flex}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--line);padding:6px 8px;font-size:14px}th{color:var(--muted);font-weight:600}input[type=number],input[type=text],select{background:var(--card);color:var(--text);border:1px solid var(--line);font:inherit;border-radius:6px;width:80px;padding:5px 7px}input[type=text]{width:120px}select{width:auto}.tablewrap{overflow-x:auto}.mini{display:block}button{font:inherit;border:1px solid var(--line);background:var(--chip);color:var(--text);cursor:pointer;border-radius:8px;padding:7px 12px}button.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-weight:600}button:disabled{opacity:.5;cursor:not-allowed}button.link{color:var(--muted);background:0 0;border:none;padding:2px 6px}.files{gap:6px;margin:12px 0 0;padding:0;list-style:none;display:grid}.files li{background:var(--chip);border-radius:8px;justify-content:space-between;align-items:center;gap:8px;padding:6px 10px;font-size:14px;display:flex}.files .err{color:var(--danger)}.fname{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.groups{gap:14px;display:grid}.group{border:1px solid var(--line);border-radius:10px;grid-template-columns:minmax(0,320px) 1fr;gap:16px;padding:14px;display:grid}.group.need{border-color:var(--warn);background:var(--warn-bg)}@media (width<=640px){.group{grid-template-columns:1fr}}.group h3{margin:0 0 4px;font-size:15px}.badge{vertical-align:middle;border-radius:999px;margin-left:6px;padding:2px 8px;font-size:12px;font-weight:600;display:inline-block}.b-preset{background:var(--chip);color:var(--muted)}.b-need{background:var(--warn);color:#fff}.b-ok{background:var(--ok-bg);color:var(--ok)}.b-skip{background:var(--chip);color:var(--muted)}.stage{touch-action:none;-webkit-user-select:none;user-select:none;background:#fff;width:100%;position:relative;box-shadow:0 1px 4px #00000040}.stage img.page{width:100%;height:100%;display:block}.stage .loading{color:#888;justify-content:center;align-items:center;font-size:13px;display:flex;position:absolute;inset:0}.sigbox{outline:2px dashed var(--accent);cursor:move;background:#2457d614;position:absolute}.sigbox img{pointer-events:none;width:100%;height:100%;display:block}.sigbox .ph{color:var(--accent);justify-content:center;align-items:center;font-size:11px;display:flex;position:absolute;inset:0}.handle{background:var(--accent);cursor:nwse-resize;border:2px solid #fff;border-radius:3px;width:14px;height:14px;position:absolute;bottom:-7px;right:-7px}.fields{flex-wrap:wrap;gap:12px;margin:10px 0;display:flex}.fields label{color:var(--muted);gap:2px;font-size:12px;display:grid}.meta{color:var(--muted);font-size:13px}.sample{color:var(--muted);align-items:center;gap:6px;margin-top:6px;font-size:12px;display:flex}.actions{flex-wrap:wrap;gap:8px;margin-top:8px;display:flex}.warnline{color:var(--warn);margin-top:6px;font-size:13px}.status{color:var(--muted);margin-top:10px;font-size:14px}.results{gap:6px;margin:12px 0 0;padding:0;list-style:none;display:grid}.results li{background:var(--chip);border-radius:8px;justify-content:space-between;gap:8px;padding:6px 10px;font-size:14px;display:flex}.results a{color:var(--accent)}.empty{color:var(--muted);font-size:14px}