:root{--bg:#e9eaee;--surface:#fff;--text:#18181b;--muted:#6b7280;--line:#d4d4d8;--accent:#1d4ed8;--accent-text:#fff;--accent-soft:#1d4ed81f;--danger:#b91c1c;--field:#2563eb1a;--field-line:#2563eb8c;--shadow:0 1px 3px #0000001f, 0 6px 20px #00000014;--bar-h:64px;--safe-b:env(safe-area-inset-bottom,0px);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#18181b;--surface:#27272a;--text:#f4f4f5;--muted:#a1a1aa;--line:#3f3f46;--accent:#3b82f6;--accent-soft:#3b82f62e;--danger:#f87171;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}:root[data-theme=dark]{--bg:#18181b;--surface:#27272a;--text:#f4f4f5;--muted:#a1a1aa;--line:#3f3f46;--accent:#3b82f6;--accent-soft:#3b82f62e;--danger:#f87171;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html,body{height:100%;margin:0}body{background:var(--bg);color:var(--text);-webkit-tap-highlight-color:transparent;overscroll-behavior:none;font:16px/1.4 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}[hidden]{display:none!important}svg{fill:none;stroke:currentColor;stroke-width:1.8px;stroke-linecap:round;stroke-linejoin:round;width:22px;height:22px}svg.big{stroke-width:1.2px;width:64px;height:64px;color:var(--accent)}.btn{border:1px solid var(--line);background:var(--surface);min-height:40px;color:var(--text);font:inherit;cursor:pointer;white-space:nowrap;border-radius:10px;justify-content:center;align-items:center;gap:6px;padding:0 14px;font-weight:550;display:inline-flex}.btn:disabled{opacity:.45;cursor:default}.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.btn.ghost{background:0 0}.btn.icon{width:40px;padding:0;font-size:20px}.btn.large{min-height:52px;padding:0 22px;font-size:17px}.topbar{z-index:20;height:calc(56px + env(safe-area-inset-top,0px));padding:env(safe-area-inset-top,0px) max(12px, env(safe-area-inset-right)) 0 max(12px, env(safe-area-inset-left));background:var(--surface);border-bottom:1px solid var(--line);align-items:center;gap:8px;display:flex;position:fixed;inset:0 0 auto}.docname{text-overflow:ellipsis;white-space:nowrap;text-align:center;flex:1;min-width:0;font-size:15px;font-weight:600;overflow:hidden}.zoom{display:flex}@media (max-width:480px){.topbar .btn span{display:none}.topbar .btn:not(.icon){padding:0 10px}}.scroller{inset:calc(56px + env(safe-area-inset-top,0px)) 0 0 0;-webkit-overflow-scrolling:touch;padding-bottom:calc(var(--bar-h) + var(--safe-b) + 24px);touch-action:pan-x pan-y;position:fixed;overflow:auto}.pages{flex-direction:column;align-items:center;gap:16px;width:max-content;min-width:100%;padding:16px 8px;display:flex}.page{box-shadow:var(--shadow);background:#fff;flex:none;position:relative}.page canvas{width:100%;height:100%;position:absolute;inset:0}.page .layer{position:absolute;inset:0}.page .pageno{color:var(--muted);font-size:12px;position:absolute;bottom:-20px;right:0}.page.placing{cursor:crosshair}.welcome{flex-direction:column;justify-content:center;align-items:center;gap:20px;min-height:100%;padding:24px 16px;display:flex}.drop{text-align:center;border:2px dashed var(--line);background:var(--surface);border-radius:18px;flex-direction:column;align-items:center;gap:12px;width:100%;max-width:460px;padding:32px 20px;display:flex}.drop.over{border-color:var(--accent);background:var(--accent-soft)}.drop h1{margin:4px 0 0;font-size:22px}.drop p{margin:0}.muted{color:var(--muted)}.small{font-size:14px}.ff{background:var(--field);outline:1px solid var(--field-line);color:#000;border:0;border-radius:2px;margin:0;padding:0 2px;font-family:Helvetica,Arial,sans-serif;position:absolute}.ff:focus{background:#2563eb2e;outline:2px solid #2563eb}textarea.ff{resize:none;padding-top:1px;line-height:1.15}.ff[type=checkbox],.ff[type=radio]{appearance:none;cursor:pointer;place-items:center;padding:0;display:grid}.ff[type=radio]{border-radius:50%}.ff[type=checkbox]:checked:after{content:"✓";font-size:var(--fs);color:#000;line-height:1}.ff[type=radio]:checked:after{content:"";background:#000;border-radius:50%;width:55%;height:55%}.ff:disabled{background:0 0;outline:1px dashed #00000026}select.ff{appearance:none}.ff-sig{color:#1d4ed8;cursor:pointer;background:#2563eb14;border:1.5px dashed #2563eb;border-radius:4px;place-items:center;font:600 12px system-ui,sans-serif;display:grid;position:absolute}.tl{cursor:pointer;background:#facc152e;border-radius:2px;outline:1px solid #ca8a048c;position:absolute}.tl:hover,.tl:active{background:#facc1566}.el{touch-action:none;-webkit-user-select:none;user-select:none;position:absolute}.el.sel{outline:1.5px dashed var(--accent);outline-offset:2px}.el .cover{pointer-events:none;position:absolute}.el-text .content{white-space:pre;cursor:text;-webkit-user-select:text;user-select:text;outline:none;min-width:.5em;line-height:1.2}.el-text .content:empty:before{content:"Text";opacity:.35}.el-image img{pointer-events:none;-webkit-user-drag:none;width:100%;height:100%;display:block}.handle{background:var(--accent);color:#fff;width:26px;height:26px;box-shadow:var(--shadow);touch-action:none;z-index:2;border-radius:50%;place-items:center;font-size:14px;line-height:1;display:none;position:absolute}.el.sel .handle{display:grid}.handle.move{cursor:move;top:50%;left:-30px;transform:translateY(-50%)}.handle.size{cursor:nwse-resize;bottom:-14px;right:-14px}.handle.size:after{content:"";border-bottom:2px solid #fff;border-right:2px solid #fff;width:9px;height:9px}.toolbar{z-index:20;min-height:calc(var(--bar-h) + var(--safe-b));padding:4px 4px var(--safe-b);background:var(--surface);border-top:1px solid var(--line);justify-content:space-around;align-items:stretch;display:flex;position:fixed;inset:auto 0 0;overflow-x:auto}.toolbar .ctx-text{display:contents}.toolbar.context{bottom:calc(var(--bar-h) + var(--safe-b) + 8px);border:1px solid var(--line);width:min(560px,100% - 16px);min-height:56px;box-shadow:var(--shadow);border-radius:16px;padding:4px;left:50%;right:auto;transform:translate(-50%)}.toolbar.context .tool{min-width:48px}.tool{min-width:0;max-width:96px;color:var(--text);cursor:pointer;white-space:nowrap;background:0 0;border:0;border-radius:10px;flex-direction:column;flex:1 1 0;justify-content:center;align-items:center;gap:2px;padding:4px 1px;font:500 11px system-ui,sans-serif;display:flex}#toolbar .tool{letter-spacing:-.1px;font-size:10.5px}.tool b{font-size:17px;line-height:22px}.tool.active{background:var(--accent-soft);color:var(--accent)}.tool.danger{color:var(--danger)}.swatch{border:2px solid var(--line);border-radius:50%;width:20px;height:20px;margin:1px;display:inline-block}.hint{left:0;right:0;top:calc(56px + env(safe-area-inset-top,0px));z-index:19;color:#fff;text-align:center;background:#111827;justify-content:center;align-items:center;gap:12px;height:48px;padding:0 12px;font-size:14px;display:flex;position:fixed}body.with-hint .scroller{top:calc(104px + env(safe-area-inset-top,0px))}.hint button{color:#fff;font:inherit;background:0 0;border:1px solid #4b5563;border-radius:8px;padding:4px 10px}dialog.sheet{background:var(--surface);width:100%;max-width:560px;color:var(--text);max-height:92vh;box-shadow:var(--shadow);border:0;border-radius:18px 18px 0 0;margin:auto auto 0;padding:0}@media (min-width:640px){dialog.sheet{border-radius:18px;margin:auto}}dialog.sheet::backdrop{background:#00000073}.sheet-inner{padding:16px 16px calc(16px + var(--safe-b));flex-direction:column;gap:14px;display:flex}.sheet-inner header{justify-content:space-between;align-items:center;display:flex}.sheet-inner h2{margin:0;font-size:19px}.tabs{background:var(--bg);border-radius:12px;gap:4px;padding:4px;display:flex}.tab{color:var(--text);cursor:pointer;background:0 0;border:0;border-radius:9px;flex:1;padding:8px;font:550 14px system-ui,sans-serif}.tab.active{background:var(--surface);box-shadow:0 1px 2px #00000026}.row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.row.end{justify-content:flex-end}.row .btn.primary{margin-left:auto}.check{align-items:flex-start;gap:10px;font-size:15px;display:flex}.check input{flex:none;width:20px;height:20px;margin:1px 0 0}.field{color:var(--muted);flex-direction:column;gap:6px;font-size:14px;display:flex}.field input{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:16px}.warn{background:#eab30826;border:1px solid #ca8a0480;border-radius:10px;padding:10px 12px;font-size:14px}.pad-wrap{border:1px solid var(--line);background:#fff;border-radius:12px;height:200px;position:relative;overflow:hidden}#sig-pad{touch-action:none;width:100%;height:100%;display:block}.pad-line{pointer-events:none;border-bottom:1px solid #d4d4d8;position:absolute;bottom:46px;left:8%;right:8%}.colors{gap:6px;display:flex}.swatch-btn{border:2px solid var(--line);background:var(--c,var(--surface));width:34px;height:34px;color:var(--text);cursor:pointer;border-radius:50%;font-size:16px}.swatch-btn.active{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}.sig-list{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px;display:grid}.sig-item{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:12px;place-items:center;height:90px;padding:8px;display:grid;position:relative}.sig-item img{max-width:100%;max-height:100%}.sig-item .del{color:#444;cursor:pointer;background:#0000000f;border:0;border-radius:50%;width:26px;height:26px;position:absolute;top:4px;right:4px}.filebtn{cursor:pointer}.upload-preview{flex-direction:column;gap:12px;display:flex}.upload-preview img{background:repeating-conic-gradient(#e5e7eb 0% 25%,#fff 0% 50%) 0 0/16px 16px;border-radius:8px;align-self:center;max-width:100%;max-height:140px}.toast{bottom:calc(var(--bar-h) + var(--safe-b) + 76px);z-index:40;color:#fff;box-shadow:var(--shadow);background:#111827;border-radius:12px;max-width:calc(100% - 32px);padding:10px 16px;font-size:14px;position:fixed;left:50%;transform:translate(-50%)}.toast.error{background:var(--danger)}.busy{z-index:50;color:#fff;background:#00000059;flex-direction:column;justify-content:center;align-items:center;gap:12px;display:flex;position:fixed;inset:0}.spinner{border:3px solid #ffffff59;border-top-color:#fff;border-radius:50%;width:36px;height:36px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.row.center{justify-content:center}.btn.grow{flex:160px}.ff-multi{padding:0;overflow-y:auto}.tl.ocr{background:#22c55e29;outline-color:#16a34a99}@media (max-width:400px){.docname{display:none}.topbar{justify-content:space-between}}dialog.sheet.tall{height:92vh}dialog.sheet.tall .sheet-inner{height:100%}.pages-grid{flex:1;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));align-content:start;gap:12px;padding:2px;display:grid;overflow-y:auto}.pg-card{flex-direction:column;gap:6px;display:flex}.pg-thumb{border:1px solid var(--line);background:var(--bg);cursor:pointer;border-radius:10px;place-items:center;height:170px;padding:6px;display:grid;position:relative;overflow:hidden}.pg-canvas{max-width:100%;max-height:100%;box-shadow:var(--shadow);background:#fff}.pg-no{background:var(--surface);color:var(--text);border-radius:6px;padding:0 6px;font-size:12px;font-weight:600;position:absolute;top:6px;left:6px}.pg-actions{gap:4px;display:flex}.pg-actions button{border:1px solid var(--line);background:var(--surface);min-height:36px;color:var(--text);cursor:pointer;border-radius:8px;flex:1;font-size:16px}.pg-actions button:disabled{opacity:.35}.pg-actions button.danger{color:var(--danger)}.scan-list{flex:1;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));align-content:start;gap:10px;display:grid;overflow-y:auto}.scan-card{border:1px solid var(--line);background:#fff;border-radius:10px;place-items:center;height:150px;display:grid;position:relative;overflow:hidden}.scan-card img{max-width:100%;max-height:100%}.scan-card span{color:#fff;background:#0009;border-radius:6px;padding:0 6px;font-size:12px;position:absolute;top:6px;left:6px}.scan-card .del{color:#fff;cursor:pointer;background:#0000008c;border:0;border-radius:50%;width:28px;height:28px;position:absolute;top:4px;right:4px}dialog.fullscreen{color:#fff;background:#0b0b0d;border:0;width:100vw;max-width:none;height:100dvh;max-height:none;margin:0;padding:0}dialog.fullscreen::backdrop{background:#000}.crop-wrap{flex-direction:column;height:100%;display:flex}.crop-head,.crop-foot{justify-content:space-between;align-items:center;gap:8px;padding:10px 12px;display:flex}.crop-head strong{text-align:center;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;font-size:15px;overflow:hidden}.crop-foot{flex-direction:column;gap:10px}.crop-foot .row{flex-wrap:nowrap;justify-content:center}.crop-foot .btn{min-height:36px;padding:0 10px;font-size:14px}.crop-head{padding-top:calc(10px + env(safe-area-inset-top,0px))}.crop-foot{padding-bottom:calc(10px + env(safe-area-inset-bottom,0px));justify-content:center}.crop-head .btn.ghost,.crop-foot .btn.ghost{color:#fff;border-color:#3f3f46}.crop-area{touch-action:none;flex:1;margin:0 12px;position:relative;overflow:hidden}#crop-view{position:absolute}#crop-svg{pointer-events:none;width:100%;height:100%;position:absolute;inset:0}#crop-poly{fill:#3b82f62e;stroke:#3b82f6;stroke-width:2px}.crop-handle{touch-action:none;cursor:grab;background:#3b82f659;border:3px solid #fff;border-radius:50%;width:34px;height:34px;margin:-17px 0 0 -17px;position:absolute;box-shadow:0 0 0 1px #3b82f6}.seg{background:#27272a;border-radius:10px;padding:3px;display:flex}.seg button{color:#e4e4e7;cursor:pointer;background:0 0;border:0;border-radius:8px;padding:8px 14px;font:550 14px system-ui,sans-serif}.seg button.active{color:#fff;background:#3b82f6}.upload-preview .field input[type=range]{background:0 0;border:0;padding:0}.projects-box{flex-direction:column;gap:10px;width:100%;max-width:460px;display:flex}.projects-box h2{margin:0 4px;font-size:17px}.projects{flex-direction:column;gap:8px;display:flex}.project{background:var(--surface);border:1px solid var(--line);border-radius:14px;align-items:stretch;display:flex;overflow:hidden}.project-open{min-width:0;color:var(--text);text-align:left;cursor:pointer;font:inherit;background:0 0;border:0;flex:1;align-items:center;gap:12px;padding:8px 10px;display:flex}.project-open:active{background:var(--accent-soft)}.project-thumb{border:1px solid var(--line);background:#fff;border-radius:4px;flex:none;place-items:center;width:48px;height:62px;display:grid;overflow:hidden}.project-thumb img{max-width:100%;max-height:100%}.project-text{flex-direction:column;gap:2px;min-width:0;display:flex}.project-text b{text-overflow:ellipsis;white-space:nowrap;font-weight:600;overflow:hidden}.project-text small{color:var(--muted);font-size:13px}.project-del{border:0;border-left:1px solid var(--line);width:48px;color:var(--muted);cursor:pointer;background:0 0;flex:none;font-size:16px}.row.center .btn.primary{margin-left:0}.welcome.has-projects{justify-content:flex-start}.welcome.has-projects .drop{gap:10px;padding:18px 16px}.welcome.has-projects .drop>svg.big,.welcome.has-projects .drop>p:not(.small){display:none}.welcome.has-projects .drop h1{font-size:19px}