:root{color-scheme:light;--bg:#f3f4f6;--paper:#fff;--ink:#202630;--muted:#606976;--border:#dce0e6;--accent:#235da6;--soft:#eaf0f8;--code:#f3f5f7;--sidebar:#f8f9fb;font:14px -apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:var(--ink);background:var(--bg)}:root[data-theme=dark]{color-scheme:dark;--bg:#14171c;--paper:#1c2027;--ink:#e6eaf0;--muted:#a4aebb;--border:#353d49;--accent:#9cc7ff;--soft:#29384d;--code:#252c35;--sidebar:#191d24}*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit}button{min-height:44px;padding:0 14px;border:1px solid transparent;border-radius:6px;background:transparent;color:var(--ink);cursor:pointer;white-space:nowrap}button:hover{background:var(--soft)}button:disabled{opacity:.4;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,.table-scroll:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.primary{background:var(--accent);color:var(--paper)}.primary:hover{filter:brightness(.92);background:var(--accent)}[data-theme=dark] .primary{color:#152033}.topbar{height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 28px;border-bottom:1px solid var(--border);background:var(--paper)}.brand{display:flex;align-items:center;gap:13px;font-size:16px;font-weight:650;letter-spacing:-.35px}.mark{font:700 23px Georgia;border-bottom:3px solid var(--accent);line-height:1.15;padding:0 4px}.mark span{font-size:20px}.actions{display:flex;gap:8px}kbd{font:11px inherit;margin-left:18px;opacity:.8}#menu{display:none;font-size:20px}.workspace{display:flex;height:calc(100dvh - 76px)}.sidebar{width:240px;flex-shrink:0;display:flex;flex-direction:column;padding:28px 14px 16px;border-right:1px solid var(--border);background:var(--sidebar);overflow:auto}.aside-title{font-size:10px;font-weight:700;letter-spacing:1.6px;padding:0 12px;margin:0 0 14px;color:var(--muted)}.sections-title{margin-top:36px}.aside-hint{color:var(--muted);line-height:1.65;font-size:12px;padding:0 12px}.file-row{display:flex;align-items:center}.file-row>button:first-child{min-width:0;flex:1;text-align:left;overflow:hidden;text-overflow:ellipsis;font-size:12px}.file-row>button[aria-current=true]{background:var(--soft);color:var(--accent);font-weight:600}.close-file{width:44px;min-width:44px;padding:0;font-size:17px;color:var(--muted)}#outline{display:flex;flex-direction:column;gap:2px}#outline a{display:flex;align-items:center;min-height:44px;text-decoration:none;color:var(--muted);font-size:12px;line-height:1.45;padding:6px 10px;border-radius:4px}#outline a:hover{background:var(--soft);color:var(--ink)}.sidebar-bottom{margin-top:auto;padding:40px 12px 0;color:var(--muted);font-size:11px;white-space:nowrap}.local-dot{display:inline-block;width:6px;height:6px;background:#6b8c77;border-radius:50%;margin-right:7px}.main{min-width:0;flex:1;display:flex;flex-direction:column}.toolbar{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 28px;border-bottom:1px solid var(--border)}.file-info{min-width:0}#filename{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600;font-size:13px}#metadata{color:var(--muted);font-size:11px;margin-top:6px}.view-actions{display:flex;align-items:center;gap:4px;flex-shrink:0}.view-actions button{font-size:12px;padding:0 11px}.segmented{display:flex;border:1px solid var(--border);border-radius:7px;padding:3px;margin-right:12px}.segmented button{min-height:44px}.segmented [aria-pressed=true]{background:var(--paper);box-shadow:0 1px 3px #00000012}#wide[aria-pressed=true]{background:var(--soft);color:var(--accent)}#scroll-area{overflow:auto;flex:1;scroll-behavior:smooth;outline:none}#empty{max-width:660px;margin:clamp(40px,10vh,110px) auto 40px;padding:0 28px;text-align:center}.paper-icon{width:83px;height:104px;border:1px solid var(--border);border-radius:4px;margin:0 auto 28px;padding:15px;text-align:left;background:var(--paper);box-shadow:5px 5px 0 var(--border);transform:rotate(-4deg)}.paper-icon span{font:28px Georgia;color:var(--accent)}.paper-icon i{display:block;height:2px;width:100%;background:var(--border);margin-top:10px}.paper-icon i:last-child{width:60%}#empty h1{font:normal clamp(28px,3.1vw,38px)/1.25 Georgia,serif;letter-spacing:-1px;margin-bottom:16px}#empty p{color:var(--muted);line-height:1.8}.empty-actions{display:flex;justify-content:center;gap:10px;margin:25px 0 12px}.empty-actions button:not(.primary){border-color:var(--border);background:var(--paper)}.text-button{color:var(--accent);font-size:12px}#empty .privacy{font-size:11px;margin-top:38px}#document{max-width:880px;margin:36px auto 60px;background:var(--paper);border:1px solid var(--border);border-radius:5px;min-height:70vh;box-shadow:0 3px 16px #00000003;padding:52px 64px}.wide #document{max-width:none;margin-left:24px;margin-right:24px;padding-left:36px;padding-right:36px}.prose{font:17px/1.85 Georgia,'Times New Roman',serif;overflow-wrap:anywhere}.prose>:first-child{margin-top:0}.prose h1,.prose h2,.prose h3,.prose h4,.prose h5,.prose h6{line-height:1.3;scroll-margin-top:24px;color:var(--ink)}.prose h1{font-size:36px;letter-spacing:-.9px;margin:0 0 26px}.prose h2{font-size:25px;margin:42px 0 14px}.prose h3{font-size:20px;margin-top:30px}.prose p{margin:16px 0}.prose a{color:var(--accent);text-underline-offset:3px}.prose a:not([href]){color:var(--muted)}.prose blockquote{margin:26px 0;border-left:3px solid var(--accent);padding:1px 22px;color:var(--muted)}.prose code,#source{font:13px/1.7 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.prose code{background:var(--code);padding:3px 5px;border-radius:3px}.prose pre{background:var(--code);padding:20px;overflow:auto;border-radius:5px;white-space:pre}.prose pre code{padding:0;background:none;overflow-wrap:normal}.prose hr{border:0;border-top:1px solid var(--border);margin:36px 0}.prose ul,.prose ol{padding-left:26px}.prose li{padding-left:3px;margin:7px 0}.prose input[type=checkbox]{margin-right:8px}.table-scroll{overflow:auto;max-width:100%;border:1px solid var(--border);border-radius:5px;margin:25px 0}.prose table{width:100%;border-collapse:collapse;font:13px/1.65 -apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;overflow-wrap:normal}.prose th{background:var(--code);text-align:left;font-weight:650;white-space:nowrap}.prose th,.prose td{padding:13px 16px;border-bottom:1px solid var(--border);vertical-align:top;min-width:110px;max-width:500px}.prose tr:last-child td{border-bottom:0}.prose table:has(th:nth-child(6)){min-width:1600px}.prose table:has(th:nth-child(6)) td{min-width:150px}.prose table:has(th:nth-child(6)) td:nth-last-child(-n+2){min-width:340px}.image-placeholder,#image-note{font:12px/1.5 system-ui;color:var(--muted);background:var(--code);padding:10px 12px;border-radius:4px}.image-placeholder{display:inline-block}#image-note{margin-bottom:30px}#source{width:100%;height:65vh;resize:vertical;border:0;background:var(--paper);color:var(--ink);tab-size:2;white-space:pre;overflow:auto}.document-end{font-size:9px;font-weight:600;letter-spacing:2px;text-align:center;margin-top:64px;color:var(--muted)}#notice{padding:12px 28px;font-size:12px;border-bottom:1px solid var(--border);background:var(--soft);line-height:1.6}#notice.error{background:#fff1eb;color:#943c22}[data-theme=dark] #notice.error{background:#38231e;color:#ffbda6}.empty-document{font-family:system-ui;color:var(--muted)}#drop-overlay{position:fixed;inset:12px;border:3px dashed var(--accent);border-radius:12px;background:var(--paper);opacity:.97;z-index:10;pointer-events:none;display:grid;place-items:center;text-align:center;font-size:28px}#drop-overlay span{display:block;font-size:14px;margin-top:16px;color:var(--muted)}dialog{width:min(640px,calc(100vw - 32px));border:1px solid var(--border);border-radius:10px;padding:28px;background:var(--paper);color:var(--ink);box-shadow:0 20px 80px #0003}dialog::backdrop{background:#10182780;backdrop-filter:blur(3px)}.dialog-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.dialog-heading h2{font:25px Georgia;margin:0}dialog label{display:block;font-size:12px;font-weight:600;margin:16px 0 8px}dialog input,dialog textarea{border:1px solid var(--border);border-radius:5px;padding:12px;width:100%;background:var(--bg);color:var(--ink)}dialog textarea{height:260px;font:13px/1.7 ui-monospace,monospace}#paste-error{color:#a03920}dialog .primary{float:right}.skip{position:fixed;top:-100px;background:var(--paper);padding:16px;z-index:20;color:var(--accent)}.skip:focus{top:0}[hidden]{display:none!important}
@media(max-width:1150px){.sidebar{width:210px}.toolbar{flex-wrap:wrap;padding:12px 22px}.file-info{width:100%}#document{margin:24px 20px;padding:40px}.view-actions{flex-wrap:wrap}}
@media(max-width:720px){.topbar{height:68px;padding:0 12px}.brand{font-size:14px;gap:8px}.mark{display:none}#menu{display:block;padding:0 8px}.actions button{padding:0 10px;font-size:12px}.actions>button:first-child,kbd{display:none}.workspace{height:calc(100dvh - 68px)}.sidebar{display:none}.sidebar-open .sidebar{display:flex;position:fixed;z-index:5;top:68px;bottom:0;width:260px;box-shadow:20px 0 80px #0003}.toolbar{padding:12px 16px;gap:12px}.view-actions{width:100%;gap:0;justify-content:space-between}.segmented{margin-right:2px}.view-actions button{padding:0 8px}.segmented button{min-height:44px}#empty{margin-top:55px;padding:0 22px}#document,.wide #document{border:0;border-radius:0;margin:0;padding:32px 23px;min-height:100%;box-shadow:none}.prose{font-size:16px}.prose h1{font-size:29px}.prose h2{font-size:23px}.prose pre{padding:14px}.privacy{max-width:240px;margin-inline:auto}#notice{padding:12px 16px}.empty-actions{gap:4px}.empty-actions button{font-size:12px}.document-end{margin-top:44px}}
@media(prefers-reduced-motion:reduce){#scroll-area{scroll-behavior:auto}}
@media print{:root,:root[data-theme=dark]{color-scheme:light;--bg:white;--paper:white;--ink:black;--muted:#555;--code:#f3f5f7;--border:#ccc;--accent:black;}.topbar,.sidebar,.toolbar,#notice,#image-note,.document-end,.skip{display:none!important}body,.workspace,.main,#scroll-area{display:block;height:auto;overflow:visible;background:white;color:black}#document,.wide #document{max-width:none;border:0;box-shadow:none;margin:0;padding:0}.prose{font-size:11pt;color:black}.table-scroll{overflow:visible}.prose table:has(th:nth-child(6)){min-width:0;font-size:7pt}.prose th,.prose td,.prose table:has(th:nth-child(6)) td,.prose table:has(th:nth-child(6)) td:nth-last-child(-n+2){min-width:0;max-width:none;padding:4px;overflow-wrap:anywhere}pre{white-space:pre-wrap!important}h1,h2,h3{break-after:avoid}.prose a{color:black}#source{display:none}#preview{display:block!important}}

.refresh-hint{display:block;margin-top:12px;font-size:11px;font-weight:400;letter-spacing:0}

.table-hint{font:11px/1.6 system-ui;color:var(--muted);margin-bottom:8px!important}.table-hint+.table-scroll{margin-top:8px}.wide-table{max-height:65vh}.wide-table th{position:sticky;top:0;z-index:1}@media print{.table-hint{display:none}.wide-table{max-height:none}.wide-table th{position:static}}

.prose table:has(th:nth-child(6)) .numeric-cell{min-width:64px;width:64px;text-align:right;white-space:nowrap}.prose table:has(th:nth-child(6)) td:not(.numeric-cell){min-width:200px}.prose table:has(th:nth-child(6)) td:nth-last-child(-n+2):not(.numeric-cell){min-width:380px}

@media print{.prose table th,.prose table td{min-width:0!important;width:auto!important}}

#empty{border:2px dashed var(--border);border-radius:12px;padding:32px 28px}#empty .paper-icon{margin-bottom:22px}@media(max-width:720px){#empty{margin:28px 16px;padding:28px 16px}#empty h1{font-size:28px}}

.document-image{display:block;max-width:100%;height:auto;margin:24px auto}.image-actions{display:flex;flex-wrap:wrap;gap:8px}.image-actions button{border-color:var(--border);background:var(--paper);font-size:12px}#image-note p{margin:4px 0 12px}.image-help{font-size:11px}.diagram{margin:28px 0;padding:20px;border:1px solid var(--border);border-radius:5px;overflow:hidden}.diagram>img{display:block;width:auto;max-width:100%;height:auto;margin:0 auto}.diagram .diagram-dark{display:none}[data-theme=dark] .diagram .diagram-light{display:none}[data-theme=dark] .diagram .diagram-dark{display:block}.diagram details{font:12px/1.6 system-ui;margin-top:16px}.diagram summary{cursor:pointer;min-height:44px;display:list-item;align-content:center;color:var(--accent)}.diagram summary:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.diagram pre{max-height:360px}.diagram-status{font:12px/1.6 system-ui;color:var(--muted)}.diagram-stage{position:fixed;left:-10000px;top:0;width:900px;pointer-events:none}.diagram-stage svg{max-width:none!important}
@media(max-width:720px){.brand{max-width:140px}.actions{gap:2px}.actions #open-folder{display:block;font-size:11px;padding:0 6px}.diagram{padding:12px}.image-actions{gap:4px}}
@media print{.diagram{break-inside:avoid;border:0;padding:0;overflow:visible}.diagram:has(>img) details{display:none}.diagram details pre{max-height:none;overflow:visible}.diagram summary{display:none}.diagram .diagram-dark,[data-theme=dark] .diagram .diagram-dark{display:none!important}.diagram .diagram-light,[data-theme=dark] .diagram .diagram-light{display:block!important}.diagram-stage{display:none}.document-image{max-height:230mm;object-fit:contain}.diagram-status{color:black}}

#app-controls{white-space:normal;margin-bottom:18px}#app-controls button{display:block;width:100%;text-align:left;padding:0 10px;font-size:12px;border:1px solid var(--border);margin-bottom:6px}#app-controls button[hidden]{display:none}#offline-status{font-size:11px;line-height:1.6;margin:10px 0 0}.app-help-copy{font-size:14px;line-height:1.65}.app-help-copy h3{font-size:15px;margin:24px 0 8px}.app-help-copy p{margin:10px 0}.app-help-copy a{color:var(--accent)}#app-dialog{max-height:85dvh;overflow:auto}