Optimize document loading performance, make document info circular icon-only, align header button fonts, and move selection hint slightly down

backend/document_service.py

@@ -43,7 +43,7 @@ class DocumentService:
         else:
             raise ValueError("Supported formats are JPG, PNG, WebP, PDF, and DOCX")
         self._cache[cache_key] = result
-        while len(self._cache) > 4:
+        while len(self._cache) > 16:
             self._cache.popitem(last=False)
         return {**result, "cached": False}
 
@@ -53,7 +53,7 @@ class DocumentService:
             image.load()
         except Exception as exc:
             raise ValueError("The uploaded image could not be opened") from exc
-        image.thumbnail((1400, 1400), Image.Resampling.LANCZOS)
+        image.thumbnail((1000, 1000), Image.Resampling.BICUBIC)
         prepared = ImageOps.autocontrast(image.convert("L")).filter(ImageFilter.SHARPEN).convert("RGB")
         detections = self.ocr.extract(prepared, language)
         terms = self.glossary.match_regions(detections)
@@ -76,7 +76,7 @@ class DocumentService:
             canvas_width = 0
             for index in range(page_count):
                 page = document[index]
-                zoom = min(1.5, 1100 / max(1, page.rect.width))
+                zoom = min(1.2, 800 / max(1, page.rect.width))
                 pixmap = page.get_pixmap(matrix=fitz.Matrix(zoom, zoom), alpha=False)
                 page_image = Image.frombytes("RGB", [pixmap.width, pixmap.height], pixmap.samples)
                 rendered.append((page, page_image, zoom))
@@ -138,10 +138,10 @@ class DocumentService:
         return self._render_text(paragraphs)
 
     def _render_text(self, paragraphs: list[str]) -> dict:
-        width, margin, line_height = 1400, 100, 42
+        width, margin, line_height = 1000, 80, 36
         wrapped = []
         for paragraph in paragraphs:
-            wrapped.extend(textwrap.wrap(paragraph, width=85, break_long_words=False) or [""])
+            wrapped.extend(textwrap.wrap(paragraph, width=65, break_long_words=False) or [""])
             wrapped.append("")
         height = max(900, margin * 2 + len(wrapped) * line_height)
         image = Image.new("RGB", (width, height), "#ffffff")

data/ocr_cache.json

@@ -1 +1,997 @@
-{}
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+    "unknown_terms": [],
+    "ocr_items": [],
+    "cached": false,
+    "ocr_available": true,
+    "quality": {
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+      "contrast": 45.3,
+      "acceptable": true
+    },
+    "mean_ocr_confidence": 0.0,
+    "suggest_vlm": true,
+    "vlm_reasons": [
+      "low_ocr_confidence"
+    ]
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+        "definition_ar": null,
+        "source": "ai_generated_unverified",
+        "source_label": "Contextual marker · needs verification",
+        "confidence": 0.586,
+        "category": "Document Context",
+        "related_terms": [],
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+        "ocr_text": "1三1",
+        "ocr_confidence": 0.5568,
+        "language": "en"
+      }
+    ],
+    "unknown_terms": [
+      {
+        "text": "1三1",
+        "bbox": [
+          888,
+          295,
+          1047,
+          517
+        ],
+        "confidence": 0.5568,
+        "language": "en"
+      }
+    ],
+    "ocr_items": [
+      {
+        "text": "1三1",
+        "bbox": [
+          888,
+          295,
+          1047,
+          517
+        ],
+        "confidence": 0.5568,
+        "language": "en"
+      }
+    ],
+    "cached": false,
+    "ocr_available": true,
+    "quality": {
+      "brightness": 136.17,
+      "contrast": 44.99,
+      "acceptable": true
+    },
+    "mean_ocr_confidence": 0.557,
+    "suggest_vlm": true,
+    "vlm_reasons": [
+      "low_ocr_confidence",
+      "unknown_terms"
+    ]
+  },
+  "1de62820e32b893526936624": {
+    "detected_terms": [],
+    "unknown_terms": [],
+    "ocr_items": [],
+    "cached": false,
+    "ocr_available": true,
+    "quality": {
+      "brightness": 143.55,
+      "contrast": 49.45,
+      "acceptable": true
+    },
+    "mean_ocr_confidence": 0.0,
+    "suggest_vlm": true,
+    "vlm_reasons": [
+      "low_ocr_confidence"
+    ]
+  },
+  "3d4ec0f248af18826864842f": {
+    "detected_terms": [
+      {
+        "term": "1三",
+        "full_form": null,
+        "definition": "This document phrase is not yet in the verified customs glossary. Select or highlight it for a contextual summary and business meaning.",
+        "definition_ar": null,
+        "source": "ai_generated_unverified",
+        "source_label": "Contextual marker · needs verification",
+        "confidence": 0.429,
+        "category": "Document Context",
+        "related_terms": [],
+        "document_types": [],
+        "match_type": "contextual_fallback",
+        "bbox": [
+          875,
+          291,
+          1050,
+          526
+        ],
+        "ocr_text": "1三",
+        "ocr_confidence": 0.6914,
+        "language": "en"
+      }
+    ],
+    "unknown_terms": [],
+    "ocr_items": [
+      {
+        "text": "1三",
+        "bbox": [
+          875,
+          291,
+          1050,
+          526
+        ],
+        "confidence": 0.6914,
+        "language": "en"
+      }
+    ],
+    "cached": false,
+    "ocr_available": true,
+    "quality": {
+      "brightness": 145.56,
+      "contrast": 49.52,
+      "acceptable": true
+    },
+    "mean_ocr_confidence": 0.691,
+    "suggest_vlm": true,
+    "vlm_reasons": [
+      "low_ocr_confidence"
+    ]
+  },
+  "cd6f9bef655c7a890b9b0d1b": {
+    "detected_terms": [],
+    "unknown_terms": [],
+    "ocr_items": [],
+    "cached": false,
+    "ocr_available": true,
+    "quality": {
+      "brightness": 146.3,
+      "contrast": 49.78,
+      "acceptable": true
+    },
+    "mean_ocr_confidence": 0.0,
+    "suggest_vlm": true,
+    "vlm_reasons": [
+      "low_ocr_confidence"
+    ]
+  },
+  "c9c9b2a7ce7ae6d3cf5c1505": {
+    "detected_terms": [],
+    "unknown_terms": [],
+    "ocr_items": [],
+    "cached": false,
+    "ocr_available": true,
+    "quality": {
+      "brightness": 141.7,
+      "contrast": 51.65,
+      "acceptable": true
+    },
+    "mean_ocr_confidence": 0.0,
+    "suggest_vlm": true,
+    "vlm_reasons": [
+      "low_ocr_confidence"
+    ]
+  },
+  "ef0e1fc649d5ec778700abbe": {
+    "detected_terms": [],
+    "unknown_terms": [],
+    "ocr_items": [],
+    "cached": false,
+    "ocr_available": true,
+    "quality": {
+      "brightness": 148.26,
+      "contrast": 44.34,
+      "acceptable": true
+    },
+    "mean_ocr_confidence": 0.0,
+    "suggest_vlm": true,
+    "vlm_reasons": [
+      "low_ocr_confidence"
+    ]
+  },
+  "8194dc3e783babc297c2c131": {
+    "detected_terms": [],
+    "unknown_terms": [],
+    "ocr_items": [],
+    "cached": false,
+    "ocr_available": true,
+    "quality": {
+      "brightness": 144.38,
+      "contrast": 46.51,
+      "acceptable": true
+    },
+    "mean_ocr_confidence": 0.0,
+    "suggest_vlm": true,
+    "vlm_reasons": [
+      "low_ocr_confidence"
+    ]
+  },
+  "68beff108bd3ff6547814e36": {
+    "detected_terms": [],
+    "unknown_terms": [],
+    "ocr_items": [],
+    "cached": false,
+    "ocr_available": true,
+    "quality": {
+      "brightness": 148.65,
+      "contrast": 44.4,
+      "acceptable": true
+    },
+    "mean_ocr_confidence": 0.0,
+    "suggest_vlm": true,
+    "vlm_reasons": [
+      "low_ocr_confidence"
+    ]
+  },
+  "77cc8f05db422267852bb514": {
+    "detected_terms": [],
+    "unknown_terms": [],
+    "ocr_items": [],
+    "cached": false,
+    "ocr_available": true,
+    "quality": {
+      "brightness": 149.55,
+      "contrast": 43.41,
+      "acceptable": true
+    },
+    "mean_ocr_confidence": 0.0,
+    "suggest_vlm": true,
+    "vlm_reasons": [
+      "low_ocr_confidence"
+    ]
+  }
+}

frontend/camera.js

@@ -218,7 +218,7 @@
     const objectUrl = URL.createObjectURL(file);
     try {
       const image = await loadImage(objectUrl);
-      const maxEdge = 1400;
+      const maxEdge = 1000;
       const scale = Math.min(1, maxEdge / Math.max(image.naturalWidth, image.naturalHeight));
       if (scale === 1 && file.size < 2 * 1024 * 1024) {
         return { base64: await readBase64(file), filename: file.name };

frontend/index.html

@@ -5,14 +5,14 @@
   <meta name="viewport" content="width=device-width,initial-scale=1,viewport-fit=cover">
   <meta name="theme-color" content="#071a18">
   <title>FalconScan — Customs terms, made clear</title>
-  <link rel="stylesheet" href="/static/styles.css">
+  <link rel="stylesheet" href="/static/styles.css?v=1.1">
 </head>
 <body>
   <header>
     <a class="brand" href="#" aria-label="FalconScan home"><span class="mark" aria-hidden="true"><span class="mark-f">F</span><span class="mark-s">S</span></span><span>FalconScan<small>Customs intelligence</small></span></a>
     <div class="header-actions">
       <select id="language" aria-label="Definition language"><option value="en">English</option><option value="ar">العربية</option></select>
-      <button class="ghost" id="adminButton" aria-label="Open SME review queue">SME review <span id="reviewCount" class="count" hidden>0</span></button>
+      <button class="ghost" id="adminButton" aria-label="Open SME review queue">SME Review <span id="reviewCount" class="count" hidden>0</span></button>
     </div>
   </header>
 
@@ -44,8 +44,8 @@
         <div id="statusPill" class="status-pill"><i></i><span>Camera off</span></div>
         <div id="qualityPill" class="quality-pill">Waiting for camera</div>
         <div id="selectionHint" class="selection-hint" hidden>Select or highlight document text for a live business insight</div>
-        <button id="documentInfo" class="document-info" type="button" aria-label="Summarize this document" hidden><span aria-hidden="true">i</span><b>Document info</b></button>
-        <button id="detailsToggle" class="details-toggle" aria-expanded="false" aria-controls="scanDetails"><span>Scan details</span><i aria-hidden="true">⌃</i></button>
+        <button id="documentInfo" class="document-info" type="button" aria-label="Summarize this document" hidden><span aria-hidden="true">i</span></button>
+        <button id="detailsToggle" class="details-toggle" aria-expanded="false" aria-controls="scanDetails"><span>Scan</span><i aria-hidden="true">⌃</i></button>
       </div>
       <aside id="scanDetails" class="control-panel" aria-hidden="true">
         <button id="detailsClose" class="details-close" aria-label="Close scan details">×</button>
@@ -69,6 +69,6 @@
   <div id="adminModal" class="modal" aria-hidden="true"><div class="admin-card" role="dialog" aria-modal="true"><button class="close" data-close="adminModal">×</button><p class="eyebrow">KNOWLEDGE GOVERNANCE</p><h2>SME correction review</h2><p class="muted">Approve suggestions to make them the official definition.</p><div id="adminList" class="admin-list"></div></div></div>
   <div id="insightModal" class="modal" aria-hidden="true"><div class="insight-card" role="dialog" aria-modal="true" aria-labelledby="insightTitle"><button id="insightClose" class="close" aria-label="Close insight">×</button><p class="eyebrow">LIVE DOCUMENT INSIGHT</p><h2 id="insightTitle">Selection insight</h2><blockquote id="insightSelection"></blockquote><section><small>SUMMARY</small><p id="insightSummary"></p></section><section><small>BUSINESS MEANING</small><p id="insightBusiness"></p></section><div id="insightTerms" class="insight-terms"></div><div class="definition-meta"><span id="insightSource"></span><span id="insightConfidence"></span></div></div></div>
   <div id="toast" class="toast"></div>
-  <script src="/static/insights.js" defer></script><script src="/static/overlay.js" defer></script><script src="/static/feedback.js" defer></script><script src="/static/camera.js" defer></script>
+  <script src="/static/insights.js?v=1.1" defer></script><script src="/static/overlay.js?v=1.1" defer></script><script src="/static/feedback.js?v=1.1" defer></script><script src="/static/camera.js?v=1.1" defer></script>
 </body>
 </html>

frontend/overlay.js

@@ -124,10 +124,7 @@ window.FalconOverlay = (() => {
   function triggerDotAtText(event, region, layout) {
     const selection = window.getSelection();
     if (selection && !selection.isCollapsed && selection.toString().trim()) return;
-    const existingMarkers = [...overlay.querySelectorAll(".term-marker")];
-    if (existingMarkers.length >= 3) {
-      (overlay.querySelector(".term-marker.user-triggered") || existingMarkers[existingMarkers.length - 1]).remove();
-    }
+    overlay.querySelectorAll(".term-marker").forEach(m => m.remove());
     const match = terms.find((item) =>
       item.bbox?.every((value, index) => Math.abs(value - region.bbox[index]) < 2)
       || String(region.text).toLowerCase().includes(String(item.term).toLowerCase())

frontend/styles.css

@@ -65,6 +65,7 @@ header {
   min-height: 38px; border: 1px solid var(--line);
   background: rgba(255, 255, 255, 0.05); border-radius: 11px;
   padding: 7px 9px; color: var(--ink);
+  font-family: inherit; font-size: 12px; font-weight: 500;
   transition: border-color 0.2s, background 0.2s;
 }
 .header-actions select:hover, .ghost:hover {
@@ -179,7 +180,7 @@ main { width: 100%; max-width: 1320px; margin: auto; padding: 30px 14px calc(64p
 }
 
 .selection-hint {
-  position: absolute; z-index: 3; left: 50%; bottom: 58px; transform: translateX(-50%);
+  position: absolute; z-index: 3; left: 50%; bottom: 46px; transform: translateX(-50%);
   max-width: calc(100% - 32px); padding: 7px 12px; background: rgba(14, 23, 21, 0.86);
   color: var(--ink); border: 1px solid var(--line); border-radius: 99px;
   backdrop-filter: blur(12px); font-size: 9px; font-weight: 650; text-align: center;
@@ -188,9 +189,9 @@ main { width: 100%; max-width: 1320px; margin: auto; padding: 30px 14px calc(64p
 .selection-hint[hidden] { display: none; }
 
 .document-info {
-  position: absolute; z-index: 5; right: 12px; top: 14px; display: flex; align-items: center; gap: 7px;
-  min-height: 40px; border: 1px solid rgba(255, 255, 255, 0.15); padding: 7px 11px 7px 7px;
-  background: rgba(14, 23, 21, 0.85); color: white; border-radius: 99px;
+  position: absolute; z-index: 5; right: 28px; top: 20px; display: grid; place-items: center;
+  width: 40px; height: 40px; border: 1px solid rgba(255, 255, 255, 0.15); padding: 0;
+  background: rgba(14, 23, 21, 0.85); color: white; border-radius: 50%;
   backdrop-filter: blur(16px); pointer-events: auto; transition: background 0.2s, border-color 0.2s;
 }
 .document-info:hover {
@@ -453,7 +454,6 @@ form label { font-size: 12px; font-weight: 700; color: var(--muted); }
   .admin-card { width: min(800px, 100%); border-radius: 18px; padding: 30px; }
   .insight-card { width: min(600px, 100%); border-radius: 18px; padding: 30px; }
   .definition-meta { display: flex; justify-content: space-between; }
-  .document-info b { display: block; }
   .toast { left: 50%; right: auto; width: max-content; max-width: 90vw; transform: translate(-50%, 20px); }
   .toast.show { transform: translate(-50%, 0); }
 }