@import"https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap";:root{--bg: #07091c;--bg2: #0d1235;--surface: rgba(255, 255, 255, .042);--surface-md: rgba(255, 255, 255, .075);--surface-hi: rgba(255, 255, 255, .13);--border: rgba(255, 255, 255, .09);--border-md: rgba(255, 255, 255, .14);--border-hi: rgba(96, 165, 250, .45);--blue: #3b82f6;--blue-lt: #60a5fa;--blue-dk: #1d4ed8;--cyan: #22d3ee;--green: #10b981;--red: #f87171;--red-dk: #dc2626;--text: #e8edf8;--text-soft: #8fa3c0;--text-muted: #4a6080;--r-xs: 5px;--r-sm: 9px;--r-md: 14px;--r-lg: 20px;--r-xl: 24px;--r-2xl: 32px;--nav-h: 64px;--shadow: 0 8px 40px rgba(0, 0, 0, .55), 0 2px 10px rgba(0, 0, 0, .28);--glow: 0 0 40px rgba(59, 130, 246, .28);--t: all .22s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-family:DM Sans,system-ui,Helvetica,Arial,sans-serif;line-height:1.55;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color-scheme:dark;scroll-behavior:smooth}html,body{width:100%;max-width:100vw;overflow-x:hidden;margin:0;padding:0}body{min-width:320px;min-height:100vh;color:var(--text);background-color:var(--bg);background-image:radial-gradient(ellipse 90% 55% at 8% -5%,rgba(59,130,246,.18) 0%,transparent 55%),radial-gradient(ellipse 65% 55% at 92% 108%,rgba(34,211,238,.11) 0%,transparent 55%),radial-gradient(ellipse 50% 40% at 50% 50%,rgba(29,78,216,.05) 0%,transparent 60%);background-attachment:fixed}#root{max-width:1280px;margin:0 auto;padding:0 1.5rem 5rem;text-align:center}h1,h2,h3,h4,h5{font-family:Syne,sans-serif;line-height:1.2}a{color:var(--blue-lt);text-decoration:none;transition:color .2s}a:hover{color:var(--cyan)}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:var(--bg2)}::-webkit-scrollbar-thumb{background:#3b82f666;border-radius:99px}:focus-visible{outline:2.5px solid rgba(59,130,246,.7);outline-offset:3px;border-radius:4px}@keyframes fadeUp{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes spin{to{transform:rotate(360deg)}}.app-main-content{display:flex;flex-direction:column;align-items:center;min-height:100vh;width:100%;padding:0 1rem}.home-title{color:var(--text);margin-top:3rem;font-family:Syne,sans-serif;font-size:clamp(1.8rem,5vw,2.8rem);font-weight:800;letter-spacing:-1.2px;line-height:1.12;background:linear-gradient(140deg,#fff 20%,#60a5fa,#22d3ee);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;max-width:620px;text-align:center}.home-subtitle{color:var(--text-soft);font-size:1rem;margin-top:.6rem;letter-spacing:.01em;text-align:center}.home-privacy-note{color:var(--text-muted);font-size:.78rem;margin-top:.3rem;text-align:center}.home-privacy-note a{color:var(--blue-lt)}.home-chips{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:1.4rem;max-width:560px}.home-chip{background:var(--surface);border:1px solid var(--border);border-radius:99px;padding:6px 14px;font-size:.8rem;color:var(--text-soft);transition:var(--t);cursor:default}.home-chip:hover{background:var(--surface-md);border-color:var(--border-hi);color:var(--text)}.home-dropzone{border:2px dashed rgba(59,130,246,.32);border-radius:var(--r-xl);background:var(--surface);padding:2.8rem 2rem;margin-top:1.8rem;width:100%;max-width:520px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;cursor:pointer;transition:var(--t);position:relative;overflow:hidden}.home-dropzone:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 70% 55% at 50% 0%,rgba(59,130,246,.07) 0%,transparent 70%);pointer-events:none}.home-dropzone:hover,.home-dropzone--active{border-color:var(--blue);background:#3b82f60f;box-shadow:0 0 0 4px #3b82f61a,var(--glow)}.home-dropzone--active{transform:scale(1.005)}.home-dropzone__icon{width:68px;height:68px;filter:drop-shadow(0 0 14px rgba(59,130,246,.55));opacity:1}.home-dropzone__text{font-size:.9rem;color:var(--text-soft);font-weight:500;text-align:center}.home-dropzone__hint{font-size:.75rem;color:var(--text-muted)}.home-dropzone__input{display:none}.btn-upload{margin-top:1rem;margin-bottom:.5rem;padding:.88em 2.5em;background:linear-gradient(135deg,var(--blue) 0%,var(--blue-dk) 100%);color:#fff;font-family:DM Sans,sans-serif;font-size:1rem;font-weight:600;border:none;border-radius:var(--r-md);cursor:pointer;box-shadow:0 4px 20px #3b82f66b;transition:var(--t);letter-spacing:.02em}.btn-upload:hover{transform:translateY(-2px);box-shadow:0 8px 30px #3b82f68c}.btn-upload:active{transform:translateY(0)}.home-filelist-wrapper{width:100%;max-width:600px;margin-top:.5rem}.home-filelist-label{color:var(--text-muted);font-size:.74rem;font-weight:600;letter-spacing:.09em;text-transform:uppercase;margin:1.2rem 0 .6rem;text-align:left;padding-left:4px}.home-page{margin-bottom:180px}.page-content{min-height:calc(100vh - 120px);box-sizing:border-box;width:100%}button{font-family:DM Sans,sans-serif;font-size:.94rem;font-weight:500;border:none;border-radius:var(--r-sm);padding:.68em 1.35em;cursor:pointer;transition:var(--t)}.merge-btn{background:linear-gradient(135deg,var(--blue) 0%,var(--blue-dk) 100%);color:#fff;font-weight:600;padding:.88em 2.2em;border-radius:var(--r-md);border:none;box-shadow:0 4px 22px #3b82f66b;letter-spacing:.02em}.merge-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 32px #3b82f694}.merge-btn:disabled{background:#3b82f633;color:#ffffff47;box-shadow:none;cursor:not-allowed;transform:none}.clear-btn{background:var(--surface-md);color:var(--text-soft);border:1px solid var(--border-md);padding:.88em 1.8em;border-radius:var(--r-md)}.clear-btn:hover:not(:disabled){background:var(--surface-hi);color:var(--text);border-color:var(--border-hi)}.clear-btn:disabled{background:#ffffff05;color:var(--text-muted);cursor:not-allowed}.upload-actions{display:flex;flex-direction:row;gap:14px;justify-content:center;margin-bottom:14px;flex-wrap:wrap;width:100%;max-width:600px}.pdf-list-files{display:flex;flex-direction:column;gap:9px;margin:0 auto;width:100%;max-width:600px;padding:0;list-style:none}.pdf-list-files li{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);padding:10px 14px;display:flex;align-items:center;gap:10px;transition:var(--t);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);animation:fadeUp .28s ease both;color:var(--text)}.pdf-list-files li:hover{background:var(--surface-md);border-color:var(--border-hi);box-shadow:0 4px 18px #00000052;transform:translate(3px)}.pdf-list-files li.pdf-list-empty{color:var(--text-muted);font-style:italic;justify-content:center;background:transparent;border:none;animation:none}li button{opacity:1;transition:opacity .25s}li span>button{opacity:0}li span>button[style]{opacity:1!important}li:hover span>button{opacity:1}.pdf-filename{display:block;color:var(--text);font-weight:500;font-size:.85em;text-align:left;text-overflow:ellipsis;overflow:hidden;white-space:nowrap;transition:opacity .16s}.pdf-preview-trigger{position:relative;outline:none;border-radius:var(--r-sm);overflow:hidden;flex:1;min-width:0;cursor:pointer}.pdf-preview-trigger:focus .pdf-filename,.pdf-preview-trigger:hover .pdf-filename{opacity:0}.pdf-preview-trigger:focus .pdf-preview-overlay,.pdf-preview-trigger:hover .pdf-preview-overlay{opacity:1;pointer-events:auto}.pdf-preview-overlay{position:absolute;inset:0;background:#07091ce0;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);color:var(--blue-lt);font-weight:600;font-size:.76em;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;border-radius:var(--r-sm);transition:opacity .2s;z-index:2;letter-spacing:.04em}.drag-handle{cursor:grab;color:var(--text-muted);transition:color .15s;min-width:36px;min-height:36px;display:inline-flex;align-items:center;justify-content:center;border-radius:6px;flex-shrink:0}.drag-handle:hover{color:var(--blue-lt);background:var(--surface-md)}.drag-handle:active{cursor:grabbing;color:var(--blue)}.remove-btn{background:transparent;border:none;color:var(--text-muted);cursor:pointer;padding:4px 6px;border-radius:6px;display:flex;align-items:center;transition:var(--t);flex-shrink:0}.remove-btn:hover{color:var(--red);background:#f871711a}.remove-btn-x{display:inline-flex;align-items:center;justify-content:center;min-width:28px;min-height:28px;font-size:1rem;transition:filter .22s,transform .22s}.remove-btn:hover .remove-btn-x{filter:drop-shadow(0 0 6px rgba(248,113,113,.8));transform:scale(1.1)}.tooltip-remove-above{visibility:hidden;opacity:0;transition:opacity .18s;position:absolute;top:-38px;left:50%;transform:translate(-50%);background:#07091cf5;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--border-md);color:var(--text);padding:5px 12px;border-radius:7px;font-size:.74em;white-space:nowrap;pointer-events:none;z-index:100;box-shadow:0 4px 16px #00000073}button:hover .tooltip-remove-above,button:focus .tooltip-remove-above{visibility:visible;opacity:1}.pdf-list-files li img{width:36px;height:auto;border-radius:5px;background:#3b82f61a;flex-shrink:0}.slide-out-left{transform:translate(-120%);opacity:0;transition:transform .35s cubic-bezier(.82,0,.63,1),opacity .35s}div[style*="zIndex: 10001"],div[style*="zIndex:10001"]{background:#07091ce6!important;backdrop-filter:blur(16px)!important;-webkit-backdrop-filter:blur(16px)!important}div[style*="zIndex: 10001"]>div,div[style*="zIndex:10001"]>div{background:#0d1235fc!important;border:1px solid rgba(96,165,250,.2)!important;border-radius:var(--r-xl)!important;box-shadow:0 24px 72px #000000b8!important;color:var(--text)!important;overflow:hidden!important}div[style*="zIndex: 10001"] div[style*=borderBottom],div[style*="zIndex:10001"] div[style*=borderBottom]{background:#ffffff08!important;border-bottom:1px solid var(--border-md)!important;padding:14px 20px!important;display:flex!important;align-items:center!important;justify-content:space-between!important;gap:8px!important;flex-wrap:nowrap!important}div[style*="zIndex: 10001"] div[style*="fontWeight: 600"],div[style*="zIndex:10001"] div[style*="fontWeight:600"]{color:var(--text)!important;font-family:Syne,sans-serif!important;font-size:.92rem!important;flex:1!important;min-width:0!important;overflow:hidden!important;text-overflow:ellipsis!important;white-space:nowrap!important}div[style*="zIndex: 10001"] span[style*="display: flex"],div[style*="zIndex:10001"] span[style*="display:flex"]{display:flex!important;align-items:center!important;gap:8px!important;flex-shrink:0!important;position:static!important}div[style*="zIndex: 10001"] button[aria-label="Close preview"],div[style*="zIndex:10001"] button[aria-label="Close preview"]{position:static!important;top:auto!important;left:auto!important;color:var(--text-soft)!important;font-size:1.3em!important;line-height:1!important;background:var(--surface-md)!important;border:1px solid var(--border)!important;border-radius:var(--r-sm)!important;padding:4px 10px!important;cursor:pointer!important;transition:var(--t)!important}div[style*="zIndex: 10001"] button[aria-label="Close preview"]:hover,div[style*="zIndex:10001"] button[aria-label="Close preview"]:hover{color:var(--red)!important;background:#f871711a!important;border-color:#f871714d!important}.edit-pages-btn{background:linear-gradient(135deg,var(--blue) 0%,var(--blue-dk) 100%)!important;color:#fff!important;border:none!important;border-radius:var(--r-sm)!important;font-family:DM Sans,sans-serif!important;font-weight:600!important;font-size:.82rem!important;padding:7px 14px!important;margin-right:0!important;cursor:pointer!important;white-space:nowrap!important;box-shadow:0 2px 10px #3b82f661!important;transition:var(--t)!important}.edit-pages-btn:hover{transform:translateY(-1px)!important;filter:brightness(1.1)!important}.ok-btn-modal{background:var(--surface-md)!important;color:var(--text)!important;border:1px solid var(--border-md)!important;border-radius:var(--r-sm)!important;font-weight:500!important;font-size:.84rem!important;padding:6px 16px!important;cursor:pointer!important;transition:var(--t)!important}.ok-btn-modal:hover{background:var(--surface-hi)!important;border-color:var(--border-hi)!important}div[style*="zIndex: 10001"] div[style*="background: #f7fafd"],div[style*="zIndex: 10001"] div[style*="background:#f7fafd"],div[style*="zIndex:10001"] div[style*="background: #f7fafd"],div[style*="zIndex:10001"] div[style*="background:#f7fafd"]{background:var(--bg2)!important;flex:1!important;display:flex!important;align-items:stretch!important;overflow:hidden!important;padding:0!important}div[style*="zIndex: 10001"] iframe,div[style*="zIndex:10001"] iframe,div[style*="zIndex: 10001"] object,div[style*="zIndex:10001"] object{width:100%!important;height:100%!important;min-height:65vh!important;border:none!important;background:transparent!important;display:block!important}div[style*="zIndex: 10002"],div[style*="zIndex:10002"]{background:#07091ce6!important;backdrop-filter:blur(16px)!important;-webkit-backdrop-filter:blur(16px)!important}div[style*="zIndex: 10003"],div[style*="zIndex:10003"]{padding-top:8px!important}div[style*="zIndex: 10003"]>div,div[style*="zIndex:10003"]>div{background:#0d1235fc!important;border:1px solid rgba(96,165,250,.2)!important;border-radius:var(--r-xl)!important;box-shadow:0 24px 72px #000000b8!important;color:var(--text)!important;overflow:hidden!important;max-height:calc(100vh - 90px)!important;display:flex!important;flex-direction:column!important}div[style*="zIndex: 10003"] div[style*=borderBottom],div[style*="zIndex:10003"] div[style*=borderBottom]{background:#ffffff08!important;border-bottom:1px solid var(--border-md)!important;padding:14px 20px!important;display:flex!important;align-items:center!important;justify-content:space-between!important;flex-wrap:wrap!important;gap:10px!important;flex-shrink:0!important}div[style*="zIndex: 10003"] b,div[style*="zIndex:10003"] b{color:var(--text)!important;font-family:Syne,sans-serif!important;font-size:.9rem!important;font-weight:700!important;overflow:hidden!important;text-overflow:ellipsis!important;white-space:nowrap!important;flex:1!important;min-width:0!important}div[style*="zIndex: 10003"] button[style*="background: #1e88ff"],div[style*="zIndex: 10003"] button[style*="background:#1e88ff"],div[style*="zIndex:10003"] button[style*="background:#1e88ff"]{background:linear-gradient(135deg,var(--blue) 0%,var(--blue-dk) 100%)!important;color:#fff!important;border:none!important;border-radius:var(--r-sm)!important;font-weight:600!important;font-size:.82rem!important;padding:6px 14px!important;cursor:pointer!important;transition:var(--t)!important;box-shadow:0 2px 8px #3b82f64d!important}div[style*="zIndex: 10003"] button[style*="background: #c5d4e7"],div[style*="zIndex: 10003"] button[style*="background:#c5d4e7"],div[style*="zIndex:10003"] button[style*="background:#c5d4e7"]{background:var(--surface-md)!important;color:var(--text-muted)!important;border:1px solid var(--border)!important;border-radius:var(--r-sm)!important;font-size:.82rem!important;padding:6px 14px!important;cursor:not-allowed!important;opacity:.55!important}div[style*="zIndex: 10003"] button[aria-label="Cancel editing"],div[style*="zIndex:10003"] button[aria-label="Cancel editing"]{color:var(--text-soft)!important;font-size:1.3em!important;background:var(--surface-md)!important;border:1px solid var(--border)!important;border-radius:var(--r-sm)!important;padding:3px 10px!important;margin-left:4px!important;line-height:1.3!important;cursor:pointer!important;transition:var(--t)!important}div[style*="zIndex: 10003"] button[aria-label="Cancel editing"]:hover,div[style*="zIndex:10003"] button[aria-label="Cancel editing"]:hover{color:var(--red)!important;background:#f871711a!important;border-color:#f871714d!important}div[style*="zIndex: 10003"] div[style*="background: #f7fafd"],div[style*="zIndex: 10003"] div[style*="background:#f7fafd"],div[style*="zIndex:10003"] div[style*="background: #f7fafd"],div[style*="zIndex:10003"] div[style*="background:#f7fafd"]{background:#0a0e2ad9!important;padding:18px 16px 14px!important;flex:1!important;overflow-y:auto!important;min-height:0!important;min-width:0!important}div[style*="zIndex: 10003"] div[style*="color: #888"],div[style*="zIndex:10003"] div[style*="color:#888"]{color:var(--text-muted)!important}div[style*="zIndex: 10003"] div[style*="color: #d03030"],div[style*="zIndex:10003"] div[style*="color:#d03030"]{color:var(--red)!important}div[style*=gridTemplateColumns]{display:grid!important;grid-template-columns:repeat(auto-fill,minmax(105px,1fr))!important;gap:12px!important;padding:4px!important}div[style*="zIndex: 10003"] li,div[style*="zIndex:10003"] li{list-style:none!important;margin:0!important;padding:0!important;height:auto!important;background:transparent!important;border:none!important;border-radius:var(--r-md)!important;overflow:visible!important}div[style*="zIndex: 10003"] li[style*="background: transparent"],div[style*="zIndex:10003"] li[style*="background:transparent"]{background:#3b82f614!important;border:2px dashed rgba(59,130,246,.3)!important;border-radius:var(--r-md)!important;height:128px!important}div[style*="zIndex: 10003"] div[style*="background: #fefefe"],div[style*="zIndex:10003"] div[style*="background:#fefefe"],div[style*="zIndex: 10003"] div[style*="width: 96"],div[style*="zIndex: 10003"] div[style*="width:96"],div[style*="zIndex:10003"] div[style*="width:96"]{width:100%!important;height:auto!important;min-height:126px!important;margin:0!important;padding:0!important;background:#ffffff0e!important;border:1px solid rgba(255,255,255,.09)!important;border-radius:var(--r-md)!important;box-shadow:none!important;position:relative!important;transition:all .2s ease!important;overflow:visible!important}div[style*="border: 2px solid #1e90ff"],div[style*="border:2px solid #1e90ff"]{border-color:var(--blue)!important;background:#3b82f626!important;box-shadow:0 0 0 3px #3b82f64d!important}div[style*="zIndex: 10003"] div[style*="cursor: grab"],div[style*="zIndex: 10003"] div[style*="cursor:grab"],div[style*="zIndex: 10003"] div[style*="cursor: grabbing"],div[style*="zIndex:10003"] div[style*="cursor:grab"]{width:100%!important;height:100%!important;min-height:126px!important;padding:14px 8px 10px!important;display:flex!important;flex-direction:column!important;align-items:center!important;justify-content:center!important;gap:8px!important;border-radius:var(--r-md)!important;background:transparent!important;border:none!important;cursor:grab!important;-webkit-user-select:none!important;user-select:none!important;box-sizing:border-box!important;transition:background .18s!important}div[style*="zIndex: 10003"] div[style*="cursor: grab"]:hover,div[style*="zIndex:10003"] div[style*="cursor:grab"]:hover{background:#3b82f61a!important}div[style*="zIndex: 10003"] img[alt="Document page"],div[style*="zIndex:10003"] img[alt="Document page"]{width:40px!important;height:50px!important;margin-bottom:0!important;filter:drop-shadow(0 2px 6px rgba(59,130,246,.3))!important;opacity:1!important}div[style*="zIndex: 10003"] span[style*="color: #444"],div[style*="zIndex: 10003"] span[style*="color:#444"],div[style*="zIndex:10003"] span[style*=color]{color:var(--text)!important;font-family:DM Sans,sans-serif!important;font-size:.7rem!important;font-weight:600!important;letter-spacing:.06em!important;text-align:center!important;margin-top:2px!important;display:block!important}.grid-delete-x{position:absolute!important;top:-9px!important;right:-9px!important;width:22px!important;height:22px!important;border-radius:50%!important;background:#dc2626d9!important;border:1.5px solid rgba(248,113,113,.4)!important;color:#fff!important;font-size:.72rem!important;font-weight:700!important;display:flex!important;align-items:center!important;justify-content:center!important;cursor:pointer!important;z-index:50!important;transition:all .18s ease!important;padding:0!important;outline:none!important;line-height:1!important;box-shadow:0 2px 6px #dc262666!important}.grid-delete-x:hover,.grid-delete-x:focus{background:var(--red-dk)!important;transform:scale(1.2)!important;box-shadow:0 0 12px #f87171a6!important;filter:none!important}div[style*="zIndex: 10003"] button[style*="background: 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