diff --git a/static/css/adsb_dashboard.css b/static/css/adsb_dashboard.css
index 170820d..4009113 100644
--- a/static/css/adsb_dashboard.css
+++ b/static/css/adsb_dashboard.css
@@ -5,8 +5,8 @@
 }
 
 :root {
-    --font-sans: 'IBM Plex Mono', 'Space Mono', ui-monospace, 'SF Mono', 'Consolas', 'Menlo', monospace;
-    --font-mono: 'IBM Plex Mono', 'Space Mono', ui-monospace, 'SF Mono', 'Consolas', 'Menlo', monospace;
+    --font-sans: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
+    --font-mono: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
     --bg-dark: #0b1118;
     --bg-panel: #101823;
     --bg-card: #151f2b;
diff --git a/static/css/adsb_history.css b/static/css/adsb_history.css
index 397747d..45b3512 100644
--- a/static/css/adsb_history.css
+++ b/static/css/adsb_history.css
@@ -5,8 +5,8 @@
 }
 
 :root {
-    --font-sans: 'IBM Plex Mono', 'Space Mono', ui-monospace, 'SF Mono', 'Consolas', 'Menlo', monospace;
-    --font-mono: 'IBM Plex Mono', 'Space Mono', ui-monospace, 'SF Mono', 'Consolas', 'Menlo', monospace;
+    --font-sans: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
+    --font-mono: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
     --bg-dark: #0b1118;
     --bg-panel: #101823;
     --bg-card: #151f2b;
diff --git a/static/css/ais_dashboard.css b/static/css/ais_dashboard.css
index 319b08a..b69642b 100644
--- a/static/css/ais_dashboard.css
+++ b/static/css/ais_dashboard.css
@@ -8,8 +8,8 @@
 }
 
 :root {
-    --font-sans: 'IBM Plex Mono', 'Space Mono', ui-monospace, 'SF Mono', 'Consolas', 'Menlo', monospace;
-    --font-mono: 'IBM Plex Mono', 'Space Mono', ui-monospace, 'SF Mono', 'Consolas', 'Menlo', monospace;
+    --font-sans: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
+    --font-mono: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
     --bg-dark: #0b1118;
     --bg-panel: #101823;
     --bg-card: #151f2b;
@@ -496,7 +496,7 @@ body {
     padding: 10px 15px;
     background: rgba(74, 158, 255, 0.05);
     border-bottom: 1px solid rgba(74, 158, 255, 0.1);
-    font-family: 'Orbitron', 'Space Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 11px;
     font-weight: 500;
     letter-spacing: 2px;
@@ -568,7 +568,7 @@ body {
 }
 
 .vessel-name {
-    font-family: 'Orbitron', 'Space Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 16px;
     font-weight: 700;
     color: var(--accent-cyan);
@@ -662,7 +662,7 @@ body {
 }
 
 .vessel-item-name {
-    font-family: 'Orbitron', 'Space Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 12px;
     font-weight: 600;
     color: var(--accent-cyan);
@@ -1223,7 +1223,7 @@ body {
 }
 
 .dsc-distress-alert .dsc-alert-header {
-    font-family: 'Orbitron', 'Space Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 24px;
     font-weight: 700;
     color: var(--accent-red);
diff --git a/static/css/core/variables.css b/static/css/core/variables.css
index 06942b6..930d55c 100644
--- a/static/css/core/variables.css
+++ b/static/css/core/variables.css
@@ -78,8 +78,8 @@
     /* ============================================
        TYPOGRAPHY
        ============================================ */
-    --font-sans: 'IBM Plex Mono', 'Space Mono', ui-monospace, 'SF Mono', 'Consolas', 'Menlo', monospace;
-    --font-mono: 'IBM Plex Mono', 'Space Mono', ui-monospace, 'SF Mono', 'Consolas', 'Menlo', monospace;
+    --font-sans: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
+    --font-mono: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
 
     /* Font sizes */
     --text-xs: 10px;
diff --git a/static/css/fonts-local.css b/static/css/fonts-local.css
index ed3c9e6..30fd2c5 100644
--- a/static/css/fonts-local.css
+++ b/static/css/fonts-local.css
@@ -1,18 +1,3 @@
 /* Local font declarations for offline mode */
-
-/* Space Mono - Console font */
-@font-face {
-    font-family: 'Space Mono';
-    font-style: normal;
-    font-weight: 400;
-    font-display: swap;
-    src: url('/static/vendor/fonts/SpaceMono-Regular.woff2') format('woff2');
-}
-
-@font-face {
-    font-family: 'Space Mono';
-    font-style: normal;
-    font-weight: 700;
-    font-display: swap;
-    src: url('/static/vendor/fonts/SpaceMono-Bold.woff2') format('woff2');
-}
+/* Note: Roboto Condensed local files not yet bundled - this is a placeholder */
+/* Font is loaded via Google Fonts CDN; offline mode will fall back to Arial Narrow / system sans-serif */
diff --git a/static/css/global-nav.css b/static/css/global-nav.css
index c3951e5..ccccd64 100644
--- a/static/css/global-nav.css
+++ b/static/css/global-nav.css
@@ -434,6 +434,6 @@ a.nav-dashboard-btn:hover {
 }
 
 .nav-dashboard-btn .nav-label {
-    font-family: var(--font-mono, 'JetBrains Mono', monospace);
+    font-family: var(--font-mono, 'Roboto Condensed', 'Arial Narrow', sans-serif);
     letter-spacing: 0.5px;
 }
diff --git a/static/css/help-modal.css b/static/css/help-modal.css
index 51b0a16..dc6c406 100644
--- a/static/css/help-modal.css
+++ b/static/css/help-modal.css
@@ -14,7 +14,7 @@
     z-index: 10000;
     overflow-y: auto;
     padding: 40px 20px;
-    font-family: var(--font-mono, 'IBM Plex Mono', 'Space Mono', ui-monospace, monospace);
+    font-family: var(--font-mono, 'Roboto Condensed', 'Arial Narrow', sans-serif);
 }
 
 .help-modal.active {
@@ -155,7 +155,7 @@
     border: none;
     color: var(--text-secondary, #9ca3af);
     cursor: pointer;
-    font-family: var(--font-mono, 'IBM Plex Mono', 'Space Mono', ui-monospace, monospace);
+    font-family: var(--font-mono, 'Roboto Condensed', 'Arial Narrow', sans-serif);
     font-size: 10px;
     text-transform: uppercase;
     letter-spacing: 1px;
@@ -200,7 +200,7 @@
     background: var(--bg-tertiary, #151a23);
     padding: 1px 5px;
     border-radius: 3px;
-    font-family: var(--font-mono, 'IBM Plex Mono', 'Space Mono', ui-monospace, monospace);
+    font-family: var(--font-mono, 'Roboto Condensed', 'Arial Narrow', sans-serif);
     font-size: 10.5px;
     color: var(--accent-cyan, #4a9eff);
 }
diff --git a/static/css/index.css b/static/css/index.css
index 413ffee..d15f773 100644
--- a/static/css/index.css
+++ b/static/css/index.css
@@ -5,8 +5,8 @@
 }
 
 :root {
-    --font-sans: 'IBM Plex Mono', 'Space Mono', ui-monospace, 'SF Mono', 'Consolas', 'Menlo', monospace;
-    --font-mono: 'IBM Plex Mono', 'Space Mono', ui-monospace, 'SF Mono', 'Consolas', 'Menlo', monospace;
+    --font-sans: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
+    --font-mono: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
     /* Tactical dark palette */
     --bg-primary: #0b1118;
     --bg-secondary: #101823;
@@ -6372,7 +6372,7 @@ body::before {
 }
 
 .module-header {
-    font-family: 'Orbitron', 'Space Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     font-weight: 600;
     color: var(--accent-cyan);
@@ -6550,7 +6550,7 @@ body::before {
 /* Listening Mode Selector Buttons */
 .radio-mode-btn {
     padding: 12px 24px;
-    font-family: 'Orbitron', 'Space Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 13px;
     font-weight: 600;
     text-transform: uppercase;
diff --git a/static/css/modes/subghz.css b/static/css/modes/subghz.css
index 157e9fa..6fca8a2 100644
--- a/static/css/modes/subghz.css
+++ b/static/css/modes/subghz.css
@@ -5,7 +5,7 @@
     padding: 8px 10px;
     background: var(--bg-tertiary, #1a1f2e);
     border-radius: 4px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 11px;
 }
 
@@ -86,7 +86,7 @@
     border-radius: 4px;
     background: var(--bg-tertiary, #1a1f2e);
     color: var(--text-primary, #e0e0e0);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 11px;
     cursor: pointer;
     transition: background 0.15s, border-color 0.15s;
@@ -113,7 +113,7 @@
     border-bottom: 2px solid transparent;
     background: transparent;
     color: var(--text-dim, #666);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 11px;
     text-transform: uppercase;
     cursor: pointer;
@@ -153,7 +153,7 @@
     display: inline-flex;
     align-items: center;
     gap: 7px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     color: var(--text-secondary, #999);
     text-transform: uppercase;
@@ -168,7 +168,7 @@
 }
 
 .subghz-trigger-grid label {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 9px;
     color: var(--text-dim, #666);
     text-transform: uppercase;
@@ -182,7 +182,7 @@
     border-radius: 4px;
     background: var(--bg-primary, #0d1117);
     color: var(--text-primary, #e0e0e0);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
 }
 
@@ -192,7 +192,7 @@
 
 .subghz-trigger-help {
     margin: 0;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 9px;
     color: var(--text-dim, #666);
     line-height: 1.4;
@@ -207,7 +207,7 @@
     background: var(--bg-tertiary, #1a1f2e);
     border-radius: 4px;
     margin-bottom: 10px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 11px;
 }
 
@@ -264,7 +264,7 @@
     border-radius: 4px;
     background: transparent;
     color: var(--text-primary, #e0e0e0);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 12px;
     cursor: pointer;
     transition: background 0.15s, border-color 0.15s;
@@ -369,7 +369,7 @@
     background: var(--bg-tertiary, #1a1f2e);
     border: 1px solid var(--border-color, #2a3040);
     border-radius: 4px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 11px;
     min-width: 0;
     transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
@@ -416,7 +416,7 @@
     display: inline-flex;
     align-items: center;
     gap: 8px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 9px;
     text-transform: uppercase;
     letter-spacing: 0.5px;
@@ -446,7 +446,7 @@
     padding: 1px 6px;
     border-radius: 999px;
     border: 1px solid var(--border-color, #2a3040);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 9px;
     letter-spacing: 0.35px;
     color: var(--text-dim, #666);
@@ -512,7 +512,7 @@
     color: var(--text-dim, #666);
     font-size: 10px;
     cursor: pointer;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .subghz-capture-actions button:hover {
@@ -554,7 +554,7 @@
     border-radius: 4px;
     color: var(--accent-red, #ff4444);
     font-size: 10px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     line-height: 1.4;
     margin-bottom: 8px;
 }
@@ -591,7 +591,7 @@
     border-radius: 6px;
     padding: 12px;
     overflow-y: auto;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 12px;
     color: var(--text-primary, #e0e0e0);
     min-height: 200px;
@@ -695,12 +695,12 @@
 .subghz-tx-modal .tx-freq {
     color: var(--accent-cyan, #00d4ff);
     font-weight: 600;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .subghz-tx-modal .tx-duration {
     color: var(--text-dim, #666);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .subghz-tx-segment-box {
@@ -742,7 +742,7 @@
     border-radius: 4px;
     background: var(--bg-primary, #0d1117);
     color: var(--text-primary, #e0e0e0);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 11px;
 }
 
@@ -755,7 +755,7 @@
     margin-bottom: 0 !important;
     font-size: 11px !important;
     color: var(--accent-cyan, #00d4ff) !important;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .subghz-tx-burst-assist {
@@ -768,7 +768,7 @@
 }
 
 .subghz-tx-burst-title {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     color: var(--text-dim, #666);
     text-transform: uppercase;
@@ -805,7 +805,7 @@
 
 .subghz-tx-burst-range {
     margin: 0 0 8px 0;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     color: var(--accent-cyan, #00d4ff);
 }
@@ -839,7 +839,7 @@
     padding: 6px;
     border: 1px dashed var(--border-color, #2a3040);
     border-radius: 4px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     color: var(--text-dim, #666);
     line-height: 1.4;
@@ -854,7 +854,7 @@
     border: 1px solid var(--border-color, #2a3040);
     border-radius: 4px;
     background: rgba(0, 0, 0, 0.15);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     color: var(--text-secondary, #999);
 }
@@ -865,7 +865,7 @@
     border-radius: 3px;
     background: transparent;
     color: #00d4ff;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     cursor: pointer;
 }
@@ -884,7 +884,7 @@
 .subghz-tx-modal-actions button {
     padding: 8px 20px;
     border-radius: 4px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 12px;
     cursor: pointer;
     border: 1px solid;
@@ -926,7 +926,7 @@
     color: var(--text-dim, #666);
     font-size: 12px;
     padding: 24px 12px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .subghz-captures-list-main .subghz-empty {
@@ -943,7 +943,7 @@
     border: 1px solid #2a3040;
     border-radius: 4px;
     padding: 5px 9px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 11px;
     z-index: 9999;
     display: none;
@@ -970,7 +970,7 @@
     min-width: 180px;
     padding: 4px 0;
     box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 11px;
 }
 
@@ -1029,7 +1029,7 @@
     border-radius: 3px;
     background: transparent;
     color: var(--text-primary, #e0e0e0);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     cursor: pointer;
     transition: background 0.12s, border-color 0.12s, color 0.12s;
@@ -1068,7 +1068,7 @@
     content: 'No peaks detected';
     color: var(--text-dim, #666);
     font-size: 10px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     padding: 6px 0;
     text-align: center;
 }
@@ -1082,7 +1082,7 @@
     border: 1px solid var(--border-color, #2a3040);
     border-radius: 3px;
     cursor: pointer;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     transition: border-color 0.12s;
 }
@@ -1108,7 +1108,7 @@
     border: 1px solid var(--border-color, #2a3040);
     border-radius: 6px;
     padding: 6px 12px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 11px;
     flex-shrink: 0;
     flex-wrap: wrap;
@@ -1192,7 +1192,7 @@
     border-radius: 3px;
     background: transparent;
     color: #22c55e;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     cursor: pointer;
     text-transform: uppercase;
@@ -1211,7 +1211,7 @@
     padding: 2px 8px;
     border: 1px solid var(--border-color, #2a3040);
     border-radius: 3px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     color: var(--text-secondary, #999);
     letter-spacing: 0.3px;
@@ -1263,7 +1263,7 @@
     display: flex;
     align-items: center;
     gap: 6px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
 }
 
@@ -1300,7 +1300,7 @@
     border-radius: 999px;
     margin-left: auto;
     margin-right: 8px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     color: var(--text-dim, #666);
     background: rgba(0, 0, 0, 0.15);
@@ -1365,7 +1365,7 @@
     padding: 6px 12px;
     overflow-y: auto;
     max-height: 114px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     line-height: 1.6;
 }
@@ -1402,7 +1402,7 @@
 }
 
 .subghz-hub-header-title {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 20px;
     font-weight: 700;
     color: var(--accent-cyan, #00d4ff);
@@ -1410,7 +1410,7 @@
 }
 
 .subghz-hub-header-sub {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 11px;
     color: var(--text-dim, #666);
     margin-top: 2px;
@@ -1472,14 +1472,14 @@
 }
 
 .subghz-hub-title {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 14px;
     font-weight: 600;
     color: var(--text-primary, #e0e0e0);
 }
 
 .subghz-hub-desc {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     color: var(--text-dim, #666);
 }
@@ -1526,7 +1526,7 @@
 }
 
 .subghz-saved-selection-count {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     color: var(--accent-cyan, #00d4ff);
     margin-right: 4px;
@@ -1538,7 +1538,7 @@
     border-radius: 4px;
     background: transparent;
     color: var(--text-secondary, #999);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 11px;
     cursor: pointer;
     transition: border-color 0.15s, color 0.15s;
@@ -1550,7 +1550,7 @@
 }
 
 .subghz-op-panel-title {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 12px;
     color: var(--text-primary, #e0e0e0);
     text-transform: uppercase;
@@ -1620,7 +1620,7 @@
     display: flex;
     align-items: center;
     gap: 8px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 14px;
     font-weight: 600;
     color: var(--accent-red, #ff4444);
@@ -1654,14 +1654,14 @@
 }
 
 .subghz-rx-info-label {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 9px;
     color: var(--text-dim, #666);
     letter-spacing: 0.5px;
 }
 
 .subghz-rx-info-value {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 16px;
     font-weight: 600;
     color: var(--text-primary, #e0e0e0);
@@ -1688,7 +1688,7 @@
     border: 1px solid var(--border-color, #2a3040);
     border-radius: 4px;
     background: rgba(0, 0, 0, 0.22);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .subghz-rx-hint-label {
@@ -1722,7 +1722,7 @@
     padding: 2px 8px;
     border: 1px solid var(--border-color, #2a3040);
     border-radius: 999px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     color: var(--text-dim, #666);
     background: rgba(0, 0, 0, 0.2);
@@ -1741,7 +1741,7 @@
 }
 
 .subghz-rx-level-label {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 9px;
     color: var(--text-dim, #666);
     letter-spacing: 0.5px;
@@ -1772,7 +1772,7 @@
 }
 
 .subghz-rx-scope-label {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 9px;
     color: var(--text-dim, #666);
     letter-spacing: 0.5px;
@@ -1832,7 +1832,7 @@
     display: flex;
     align-items: center;
     gap: 6px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 9px;
     color: var(--text-dim, #666);
     letter-spacing: 0.4px;
@@ -1854,7 +1854,7 @@
     border-radius: 4px;
     background: transparent;
     color: var(--text-secondary, #999);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     cursor: pointer;
     transition: border-color 0.15s, color 0.15s, background 0.15s;
@@ -1938,7 +1938,7 @@
 }
 
 .subghz-tx-label {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 14px;
     font-weight: 600;
     color: var(--accent-red, #ff4444);
@@ -1958,14 +1958,14 @@
 }
 
 .subghz-tx-info-label {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 9px;
     color: var(--text-dim, #666);
     letter-spacing: 0.5px;
 }
 
 .subghz-tx-info-value {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 16px;
     font-weight: 600;
     color: var(--text-primary, #e0e0e0);
@@ -1998,7 +1998,7 @@
 }
 
 .subghz-sweep-peaks-title {
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     color: var(--text-dim, #666);
     text-transform: uppercase;
diff --git a/static/css/modes/weather-satellite.css b/static/css/modes/weather-satellite.css
index 940b5f9..a1f3392 100644
--- a/static/css/modes/weather-satellite.css
+++ b/static/css/modes/weather-satellite.css
@@ -49,7 +49,7 @@
 .wxsat-strip-status-text {
     font-size: 12px;
     color: var(--text-secondary, #999);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .wxsat-strip-btn {
@@ -59,7 +59,7 @@
     background: transparent;
     color: var(--text-primary, #e0e0e0);
     font-size: 11px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     cursor: pointer;
     transition: all 0.2s;
 }
@@ -92,7 +92,7 @@
 
 .wxsat-strip-value {
     font-size: 13px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     color: var(--text-primary, #e0e0e0);
 }
 
@@ -114,7 +114,7 @@
     gap: 6px;
     cursor: pointer;
     font-size: 10px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     color: var(--text-dim, #666);
     text-transform: uppercase;
     letter-spacing: 0.5px;
@@ -146,7 +146,7 @@
     border-radius: 3px;
     color: var(--text-primary, #e0e0e0);
     font-size: 11px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .wxsat-loc-input:focus {
@@ -225,7 +225,7 @@
 .wxsat-cd-value {
     font-size: 16px;
     font-weight: 700;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     color: var(--text-primary, #e0e0e0);
     line-height: 1;
 }
@@ -248,13 +248,13 @@
     font-size: 12px;
     font-weight: 600;
     color: var(--accent-cyan, #00d4ff);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .wxsat-countdown-detail {
     font-size: 10px;
     color: var(--text-dim, #666);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 /* ===== Timeline ===== */
@@ -314,7 +314,7 @@
     justify-content: space-between;
     font-size: 8px;
     color: var(--text-dim, #666);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 /* ===== Pass Predictions Panel ===== */
@@ -349,7 +349,7 @@
 .wxsat-passes-count {
     font-size: 11px;
     color: var(--accent-cyan, #00d4ff);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .wxsat-passes-list {
@@ -387,7 +387,7 @@
     background: rgba(255, 187, 0, 0.15);
     color: #ffbb00;
     margin-left: 6px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     text-transform: uppercase;
     letter-spacing: 0.5px;
 }
@@ -409,7 +409,7 @@
     font-size: 10px;
     padding: 2px 6px;
     border-radius: 3px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .wxsat-pass-mode.apt {
@@ -428,7 +428,7 @@
     gap: 4px;
     font-size: 11px;
     color: var(--text-dim, #666);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .wxsat-pass-detail-label {
@@ -499,7 +499,7 @@
 .wxsat-panel-subtitle {
     font-size: 10px;
     color: var(--accent-cyan, #00d4ff);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 #wxsatPolarCanvas {
@@ -547,7 +547,7 @@
 .wxsat-gallery-count {
     font-size: 11px;
     color: var(--accent-cyan, #00d4ff);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .wxsat-gallery-grid {
@@ -636,7 +636,7 @@
 .wxsat-image-product {
     font-size: 10px;
     color: var(--accent-cyan, #00d4ff);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .wxsat-image-timestamp {
@@ -649,7 +649,7 @@
 .wxsat-date-header {
     grid-column: 1 / -1;
     font-size: 11px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     color: var(--text-dim, #666);
     text-transform: uppercase;
     letter-spacing: 0.5px;
@@ -708,7 +708,7 @@
 .wxsat-capture-message {
     font-size: 11px;
     color: var(--text-secondary, #999);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     overflow: hidden;
     text-overflow: ellipsis;
     white-space: nowrap;
@@ -719,7 +719,7 @@
 .wxsat-capture-elapsed {
     font-size: 11px;
     color: var(--text-dim, #666);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     flex-shrink: 0;
 }
 
@@ -785,7 +785,7 @@
     border-radius: 4px;
     color: var(--text-secondary, #999);
     font-size: 12px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     text-align: center;
 }
 
@@ -941,7 +941,7 @@
     display: flex;
     align-items: center;
     gap: 4px;
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
 }
 
 .wxsat-phase-step {
@@ -1012,7 +1012,7 @@
     max-height: 160px;
     padding: 6px 12px;
     background: var(--bg-primary, #0d1117);
-    font-family: 'JetBrains Mono', monospace;
+    font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;
     font-size: 10px;
     line-height: 1.6;
 }
diff --git a/static/css/satellite_dashboard.css b/static/css/satellite_dashboard.css
index 8a83aed..f3a691f 100644
--- a/static/css/satellite_dashboard.css
+++ b/static/css/satellite_dashboard.css
@@ -5,8 +5,8 @@
 }
 
 :root {
-    --font-sans: 'IBM Plex Mono', 'Space Mono', ui-monospace, 'SF Mono', 'Consolas', 'Menlo', monospace;
-    --font-mono: 'IBM Plex Mono', 'Space Mono', ui-monospace, 'SF Mono', 'Consolas', 'Menlo', monospace;
+    --font-sans: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
+    --font-mono: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
     --bg-dark: #0b1118;
     --bg-panel: #101823;
     --bg-card: #151f2b;
diff --git a/static/js/core/app.js b/static/js/core/app.js
index 820ee7c..6eaf918 100644
--- a/static/js/core/app.js
+++ b/static/js/core/app.js
@@ -373,7 +373,7 @@ function showInfo(text) {
 
     const infoEl = document.createElement('div');
     infoEl.className = 'info-msg';
-    infoEl.style.cssText = 'padding: 12px 15px; margin-bottom: 8px; background: #0a0a0a; border: 1px solid #1a1a1a; border-left: 2px solid #00d4ff; font-family: "Space Mono", monospace; font-size: 11px; color: #888; word-break: break-all;';
+    infoEl.style.cssText = 'padding: 12px 15px; margin-bottom: 8px; background: #0a0a0a; border: 1px solid #1a1a1a; border-left: 2px solid #00d4ff; font-family: "Roboto Condensed", "Arial Narrow", sans-serif; font-size: 11px; color: #888; word-break: break-all;';
     infoEl.textContent = text;
     output.insertBefore(infoEl, output.firstChild);
 }
@@ -387,7 +387,7 @@ function showError(text) {
 
     const errorEl = document.createElement('div');
     errorEl.className = 'error-msg';
-    errorEl.style.cssText = 'padding: 12px 15px; margin-bottom: 8px; background: #1a0a0a; border: 1px solid #2a1a1a; border-left: 2px solid #ff3366; font-family: "Space Mono", monospace; font-size: 11px; color: #ff6688; word-break: break-all;';
+    errorEl.style.cssText = 'padding: 12px 15px; margin-bottom: 8px; background: #1a0a0a; border: 1px solid #2a1a1a; border-left: 2px solid #ff3366; font-family: "Roboto Condensed", "Arial Narrow", sans-serif; font-size: 11px; color: #ff6688; word-break: break-all;';
     errorEl.textContent = '⚠ ' + text;
     output.insertBefore(errorEl, output.firstChild);
 }
diff --git a/static/js/core/settings-manager.js b/static/js/core/settings-manager.js
index 35649c2..1a5e922 100644
--- a/static/js/core/settings-manager.js
+++ b/static/js/core/settings-manager.js
@@ -833,11 +833,11 @@ function renderUpdateStatus(data) {
             <div style="display: grid; gap: 8px; font-size: 12px;">
                 <div style="display: flex; justify-content: space-between;">
                     <span style="color: var(--text-dim);">Current Version</span>
-                    <span style="font-family: 'Space Mono', monospace; color: var(--text-primary);">v${data.current_version}</span>
+                    <span style="font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif; color: var(--text-primary);">v${data.current_version}</span>
                 </div>
                 <div style="display: flex; justify-content: space-between;">
                     <span style="color: var(--text-dim);">Latest Version</span>
-                    <span style="font-family: 'Space Mono', monospace; color: ${data.update_available ? 'var(--accent-green)' : 'var(--text-primary)'};">v${data.latest_version}</span>
+                    <span style="font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif; color: ${data.update_available ? 'var(--accent-green)' : 'var(--text-primary)'};">v${data.latest_version}</span>
                 </div>
                 ${data.last_check ? `
                 <div style="display: flex; justify-content: space-between;">
diff --git a/static/js/modes/gps.js b/static/js/modes/gps.js
index f343995..906dde4 100644
--- a/static/js/modes/gps.js
+++ b/static/js/modes/gps.js
@@ -291,7 +291,7 @@ const GPS = (function() {
 
             // PRN label
             ctx.fillStyle = color;
-            ctx.font = '8px JetBrains Mono, monospace';
+            ctx.font = '8px Roboto Condensed, monospace';
             ctx.textAlign = 'center';
             ctx.textBaseline = 'bottom';
             ctx.fillText(sat.prn, px, py - dotSize - 2);
@@ -299,7 +299,7 @@ const GPS = (function() {
             // SNR value
             if (sat.snr != null) {
                 ctx.fillStyle = 'rgba(255,255,255,0.4)';
-                ctx.font = '7px JetBrains Mono, monospace';
+                ctx.font = '7px Roboto Condensed, monospace';
                 ctx.textBaseline = 'top';
                 ctx.fillText(Math.round(sat.snr), px, py + dotSize + 1);
             }
@@ -331,7 +331,7 @@ const GPS = (function() {
             ctx.stroke();
             // Label
             ctx.fillStyle = '#555';
-            ctx.font = '9px JetBrains Mono, monospace';
+            ctx.font = '9px Roboto Condensed, monospace';
             ctx.textAlign = 'left';
             ctx.textBaseline = 'middle';
             ctx.fillText(el + '\u00b0', cx + gr + 3, cy - 2);
@@ -346,7 +346,7 @@ const GPS = (function() {
 
         // Cardinal directions
         ctx.fillStyle = '#888';
-        ctx.font = 'bold 11px JetBrains Mono, monospace';
+        ctx.font = 'bold 11px Roboto Condensed, monospace';
         ctx.textAlign = 'center';
         ctx.textBaseline = 'middle';
         ctx.fillText('N', cx, cy - r - 12);
diff --git a/static/js/modes/listening-post.js b/static/js/modes/listening-post.js
index a8eec79..70f49fb 100644
--- a/static/js/modes/listening-post.js
+++ b/static/js/modes/listening-post.js
@@ -1483,7 +1483,7 @@ function drawAudioVisualizer() {
             }
 
             ctx.fillStyle = 'rgba(255, 255, 255, 0.3)';
-            ctx.font = '8px Space Mono';
+            ctx.font = '8px Roboto Condensed';
             ctx.fillText('0', 2, canvas.height - 2);
             ctx.fillText('4kHz', canvas.width / 4, canvas.height - 2);
             ctx.fillText('8kHz', canvas.width / 2, canvas.height - 2);
diff --git a/static/js/modes/spy-stations.js b/static/js/modes/spy-stations.js
index d2a58e0..d6d3c34 100644
--- a/static/js/modes/spy-stations.js
+++ b/static/js/modes/spy-stations.js
@@ -84,7 +84,7 @@ const SpyStations = (function() {
             modeContainer.innerHTML = modes.map(m => `
                 <label class="inline-checkbox">
                     <input type="checkbox" data-mode="${m}" checked onchange="SpyStations.applyFilters()">
-                    <span style="font-family: 'Space Mono', monospace; font-size: 10px;">${m}</span>
+                    <span style="font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif; font-size: 10px;">${m}</span>
                 </label>
             `).join('');
         }
diff --git a/static/js/modes/subghz.js b/static/js/modes/subghz.js
index 66f7695..6d5a350 100644
--- a/static/js/modes/subghz.js
+++ b/static/js/modes/subghz.js
@@ -1754,7 +1754,7 @@ const SubGhz = (function() {
         // Grid
         ctx.strokeStyle = '#1a1f2e';
         ctx.lineWidth = 1;
-        ctx.font = '10px JetBrains Mono, monospace';
+        ctx.font = '10px Roboto Condensed, monospace';
         ctx.fillStyle = '#666';
 
         for (let db = powerMin; db <= powerMax; db += 20) {
@@ -1824,7 +1824,7 @@ const SubGhz = (function() {
             ctx.lineTo(x + 4, y - 2);
             ctx.closePath();
             ctx.fill();
-            ctx.font = '9px JetBrains Mono, monospace';
+            ctx.font = '9px Roboto Condensed, monospace';
             ctx.fillStyle = 'rgba(255, 170, 0, 0.8)';
             ctx.textAlign = 'center';
             ctx.fillText(peak.freq.toFixed(1), x, y - 10);
diff --git a/static/js/modes/weather-satellite.js b/static/js/modes/weather-satellite.js
index 6aec996..0b8aa3f 100644
--- a/static/js/modes/weather-satellite.js
+++ b/static/js/modes/weather-satellite.js
@@ -566,7 +566,7 @@ const WeatherSat = (function() {
                     </div>
                     <div style="display: flex; align-items: center; justify-content: space-between; margin-top: 4px;">
                         <span class="wxsat-pass-quality ${pass.quality}">${pass.quality}</span>
-                        <span style="font-size: 10px; color: var(--text-dim); font-family: 'JetBrains Mono', monospace;">${countdown}</span>
+                        <span style="font-size: 10px; color: var(--text-dim); font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;">${countdown}</span>
                     </div>
                     <div style="margin-top: 6px; text-align: right;">
                         <button class="wxsat-strip-btn" onclick="event.stopPropagation(); WeatherSat.startPass('${escapeHtml(pass.satellite)}')" style="font-size: 10px; padding: 2px 8px;">Capture</button>
@@ -610,7 +610,7 @@ const WeatherSat = (function() {
             ctx.stroke();
             // Label
             ctx.fillStyle = '#555';
-            ctx.font = '9px JetBrains Mono, monospace';
+            ctx.font = '9px Roboto Condensed, monospace';
             ctx.textAlign = 'left';
             ctx.fillText(el + '\u00b0', cx + gr + 3, cy - 2);
         });
@@ -624,7 +624,7 @@ const WeatherSat = (function() {
 
         // Cardinal directions
         ctx.fillStyle = '#666';
-        ctx.font = '10px JetBrains Mono, monospace';
+        ctx.font = '10px Roboto Condensed, monospace';
         ctx.textAlign = 'center';
         ctx.textBaseline = 'middle';
         ctx.fillText('N', cx, cy - r - 10);
@@ -692,7 +692,7 @@ const WeatherSat = (function() {
         ctx.arc(cx + r * maxR * Math.cos(maxAz), cy + r * maxR * Math.sin(maxAz), 3, 0, Math.PI * 2);
         ctx.fill();
         ctx.fillStyle = color;
-        ctx.font = '9px JetBrains Mono, monospace';
+        ctx.font = '9px Roboto Condensed, monospace';
         ctx.textAlign = 'center';
         ctx.fillText(Math.round(maxEl) + '\u00b0', cx + r * maxR * Math.cos(maxAz), cy + r * maxR * Math.sin(maxAz) - 8);
     }
diff --git a/templates/adsb_dashboard.html b/templates/adsb_dashboard.html
index dfe6878..1ac6380 100644
--- a/templates/adsb_dashboard.html
+++ b/templates/adsb_dashboard.html
@@ -6,7 +6,7 @@
     <title>AIRCRAFT RADAR // INTERCEPT - See the Invisible</title>
     <!-- Fonts - Conditional CDN/Local loading -->
     {% if offline_settings.fonts_source == 'local' %}
-    <link rel="stylesheet" href="{{ url_for('static', filename='css/fonts-local.css') }}">
+    <link href="https://fonts.googleapis.com/css2?family=Roboto+Condensed:wght@300;400;500;600;700&display=swap" rel="stylesheet">
     {% else %}
     <link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&display=swap" rel="stylesheet">
     {% endif %}
@@ -1454,7 +1454,7 @@ ACARS: ${r.statistics.acarsMessages} messages`;
                     // Range label
                     const rangeNm = Math.round(maxRange * ratio);
                     ctx.fillStyle = 'rgba(0, 255, 255, 0.5)';
-                    ctx.font = '10px Space Mono';
+                    ctx.font = '10px Roboto Condensed';
                     ctx.fillText(`${rangeNm}`, this.centerX + r + 5, this.centerY + 4);
                 });
             }
@@ -1595,7 +1595,7 @@ ACARS: ${r.statistics.acarsMessages} messages`;
                     // Label
                     if (blip.callsign || blip.selected) {
                         ctx.fillStyle = '#00ffff';
-                        ctx.font = '9px Space Mono';
+                        ctx.font = '9px Roboto Condensed';
                         ctx.textAlign = 'left';
                         ctx.fillText(blip.callsign || blip.icao, blip.x + 8, blip.y - 5);
                         if (blip.altitude) {
@@ -1713,7 +1713,7 @@ ACARS: ${r.statistics.acarsMessages} messages`;
                 // Range label
                 const rangeNm = Math.round(maxRange * ratio);
                 ctx.fillStyle = 'rgba(0, 255, 255, 0.4)';
-                ctx.font = '10px Space Mono';
+                ctx.font = '10px Roboto Condensed';
                 ctx.fillText(`${rangeNm}nm`, centerX + r + 5, centerY);
             });
 
diff --git a/templates/adsb_history.html b/templates/adsb_history.html
index 33f9a48..5ca1248 100644
--- a/templates/adsb_history.html
+++ b/templates/adsb_history.html
@@ -5,7 +5,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>ADS-B History // INTERCEPT</title>
     {% if offline_settings.fonts_source == 'local' %}
-    <link rel="stylesheet" href="{{ url_for('static', filename='css/fonts-local.css') }}">
+    <link href="https://fonts.googleapis.com/css2?family=Roboto+Condensed:wght@300;400;500;600;700&display=swap" rel="stylesheet">
     {% else %}
     <link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&display=swap" rel="stylesheet">
     {% endif %}
@@ -472,7 +472,7 @@
 
             if (!points.length) {
                 ctx.fillStyle = 'rgba(156, 163, 175, 0.6)';
-                ctx.font = '12px "Space Mono", monospace';
+                ctx.font = '12px "Roboto Condensed", "Arial Narrow", sans-serif';
                 ctx.fillText(`No ${label.toLowerCase()} data`, 12, height / 2);
                 return;
             }
@@ -480,7 +480,7 @@
             const series = points.map(p => p[field]).filter(v => v !== null && v !== undefined);
             if (!series.length) {
                 ctx.fillStyle = 'rgba(156, 163, 175, 0.6)';
-                ctx.font = '12px "Space Mono", monospace';
+                ctx.font = '12px "Roboto Condensed", "Arial Narrow", sans-serif';
                 ctx.fillText(`No ${label.toLowerCase()} data`, 12, height / 2);
                 return;
             }
@@ -521,7 +521,7 @@
             }
 
             ctx.fillStyle = 'rgba(226, 232, 240, 0.8)';
-            ctx.font = '11px "Space Mono", monospace';
+            ctx.font = '11px "Roboto Condensed", "Arial Narrow", sans-serif';
             ctx.fillText(`${maxVal} ${unit}`, 12, padding);
             ctx.fillText(`${minVal} ${unit}`, 12, height - padding);
         }
diff --git a/templates/ais_dashboard.html b/templates/ais_dashboard.html
index 492ac68..216ce83 100644
--- a/templates/ais_dashboard.html
+++ b/templates/ais_dashboard.html
@@ -6,7 +6,7 @@
     <title>VESSEL RADAR // INTERCEPT - See the Invisible</title>
     <!-- Fonts - Conditional CDN/Local loading -->
     {% if offline_settings.fonts_source == 'local' %}
-    <link rel="stylesheet" href="{{ url_for('static', filename='css/fonts-local.css') }}">
+    <link href="https://fonts.googleapis.com/css2?family=Roboto+Condensed:wght@300;400;500;600;700&display=swap" rel="stylesheet">
     {% else %}
     <link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&family=Orbitron:wght@400;500;600;700&display=swap" rel="stylesheet">
     {% endif %}
diff --git a/templates/index.html b/templates/index.html
index 5ef4f36..342d7d9 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -25,12 +25,8 @@
         window.INTERCEPT_DEFAULT_LON = {{ default_longitude | tojson }};
     </script>
     <script src="{{ url_for('static', filename='js/core/observer-location.js') }}"></script>
-    <!-- Fonts - Conditional CDN/Local loading -->
-    {% if offline_settings.fonts_source == 'local' %}
-    <link rel="stylesheet" href="{{ url_for('static', filename='css/fonts-local.css') }}">
-    {% else %}
-    <link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&display=swap" rel="stylesheet">
-    {% endif %}
+    <!-- Fonts -->
+    <link href="https://fonts.googleapis.com/css2?family=Roboto+Condensed:wght@300;400;500;600;700&display=swap" rel="stylesheet">
     <!-- Leaflet.js for APRS map - Conditional CDN/Local loading -->
     {% if offline_settings.assets_source == 'local' %}
     <link rel="stylesheet" href="{{ url_for('static', filename='vendor/leaflet/leaflet.css') }}">
@@ -2562,7 +2558,7 @@
 
                     <!-- Signal Scope -->
                     <div id="sstvScopePanel" style="display: none; margin-bottom: 12px;">
-                        <div style="background: #0a0a0a; border: 1px solid #1e1a2e; border-radius: 6px; padding: 8px 10px; font-family: 'JetBrains Mono', 'Fira Code', monospace;">
+                        <div style="background: #0a0a0a; border: 1px solid #1e1a2e; border-radius: 6px; padding: 8px 10px; font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;">
                             <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; font-size: 10px; color: #555; text-transform: uppercase; letter-spacing: 1px;">
                                 <span>Signal Scope</span>
                                 <div style="display: flex; gap: 14px;">
@@ -2829,7 +2825,7 @@
 
                     <!-- Signal Scope -->
                     <div id="sstvGeneralScopePanel" style="display: none; margin-bottom: 12px;">
-                        <div style="background: #0a0a0a; border: 1px solid #1e1a2e; border-radius: 6px; padding: 8px 10px; font-family: 'JetBrains Mono', 'Fira Code', monospace;">
+                        <div style="background: #0a0a0a; border: 1px solid #1e1a2e; border-radius: 6px; padding: 8px 10px; font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;">
                             <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; font-size: 10px; color: #555; text-transform: uppercase; letter-spacing: 1px;">
                                 <span>Signal Scope</span>
                                 <div style="display: flex; gap: 14px;">
@@ -2921,7 +2917,7 @@
 
                 <!-- Pager Signal Scope -->
                 <div id="pagerScopePanel" style="display: none; margin-bottom: 12px;">
-                    <div style="background: #0a0a0a; border: 1px solid #1a1a2e; border-radius: 6px; padding: 8px 10px; font-family: 'JetBrains Mono', 'Fira Code', monospace;">
+                    <div style="background: #0a0a0a; border: 1px solid #1a1a2e; border-radius: 6px; padding: 8px 10px; font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;">
                         <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; font-size: 10px; color: #555; text-transform: uppercase; letter-spacing: 1px;">
                             <span>Signal Scope</span>
                             <div style="display: flex; gap: 14px;">
@@ -2939,7 +2935,7 @@
 
                 <!-- Sensor Signal Scope -->
                 <div id="sensorScopePanel" style="display: none; margin-bottom: 12px;">
-                    <div style="background: #0a0a0a; border: 1px solid #1a2e1a; border-radius: 6px; padding: 8px 10px; font-family: 'JetBrains Mono', 'Fira Code', monospace;">
+                    <div style="background: #0a0a0a; border: 1px solid #1a2e1a; border-radius: 6px; padding: 8px 10px; font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif;">
                         <div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; font-size: 10px; color: #555; text-transform: uppercase; letter-spacing: 1px;">
                             <span>Signal Scope</span>
                             <div style="display: flex; gap: 14px;">
@@ -5852,7 +5848,7 @@
 
             const infoEl = document.createElement('div');
             infoEl.className = 'info-msg';
-            infoEl.style.cssText = 'padding: 12px 15px; margin-bottom: 8px; background: #0a0a0a; border: 1px solid #1a1a1a; border-left: 2px solid #00d4ff; font-family: "Space Mono", monospace; font-size: 11px; color: #888; word-break: break-all;';
+            infoEl.style.cssText = 'padding: 12px 15px; margin-bottom: 8px; background: #0a0a0a; border: 1px solid #1a1a1a; border-left: 2px solid #00d4ff; font-family: "Roboto Condensed", "Arial Narrow", sans-serif; font-size: 11px; color: #888; word-break: break-all;';
             infoEl.textContent = text;
             output.insertBefore(infoEl, output.firstChild);
         }
@@ -5868,7 +5864,7 @@
 
             const errorEl = document.createElement('div');
             errorEl.className = 'error-msg';
-            errorEl.style.cssText = 'padding: 12px 15px; margin-bottom: 8px; background: #1a0a0a; border: 1px solid #2a1a1a; border-left: 2px solid #ff3366; font-family: "Space Mono", monospace; font-size: 11px; color: #ff6688; word-break: break-all;';
+            errorEl.style.cssText = 'padding: 12px 15px; margin-bottom: 8px; background: #1a0a0a; border: 1px solid #2a1a1a; border-left: 2px solid #ff3366; font-family: "Roboto Condensed", "Arial Narrow", sans-serif; font-size: 11px; color: #ff6688; word-break: break-all;';
             errorEl.textContent = '⚠ ' + text;
             output.insertBefore(errorEl, output.firstChild);
         }
@@ -8522,7 +8518,7 @@
 
             // Draw total in center
             ctx.fillStyle = '#fff';
-            ctx.font = 'bold 16px Space Mono';
+            ctx.font = 'bold 16px Roboto Condensed';
             ctx.textAlign = 'center';
             ctx.textBaseline = 'middle';
             ctx.fillText(total, cx, cy);
@@ -10342,7 +10338,7 @@
                 // Label
                 if (el > 0) {
                     ctx.fillStyle = '#444';
-                    ctx.font = '10px Space Mono';
+                    ctx.font = '10px Roboto Condensed';
                     ctx.textAlign = 'center';
                     ctx.fillText(el + '°', cx, cy - r + 12);
                 }
@@ -10415,7 +10411,7 @@
 
                 // Label
                 ctx.fillStyle = '#fff';
-                ctx.font = '11px Space Mono';
+                ctx.font = '11px Roboto Condensed';
                 ctx.fillText(pass.satellite, maxX + 10, maxY - 5);
             }
         }
diff --git a/templates/layout/base.html b/templates/layout/base.html
index 99f0a96..4046cc6 100644
--- a/templates/layout/base.html
+++ b/templates/layout/base.html
@@ -6,12 +6,8 @@
     <title>{% block title %}iNTERCEPT{% endblock %} // iNTERCEPT</title>
     <link rel="icon" type="image/svg+xml" href="{{ url_for('static', filename='favicon.svg') }}">
 
-    {# Fonts - Conditional CDN/Local loading #}
-    {% if offline_settings and offline_settings.fonts_source == 'local' %}
-    <link rel="stylesheet" href="{{ url_for('static', filename='css/fonts-local.css') }}">
-    {% else %}
-    <link href="https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&display=swap" rel="stylesheet">
-    {% endif %}
+    {# Fonts #}
+    <link href="https://fonts.googleapis.com/css2?family=Roboto+Condensed:wght@300;400;500;600;700&display=swap" rel="stylesheet">
 
     {# Core CSS (Design System) #}
     <link rel="stylesheet" href="{{ url_for('static', filename='css/core/variables.css') }}">
diff --git a/templates/network_monitor.html b/templates/network_monitor.html
index c4c283d..c052a24 100644
--- a/templates/network_monitor.html
+++ b/templates/network_monitor.html
@@ -5,7 +5,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>Network Monitor // INTERCEPT</title>
     {% if offline_settings.fonts_source == 'local' %}
-    <link rel="stylesheet" href="{{ url_for('static', filename='css/fonts-local.css') }}">
+    <link href="https://fonts.googleapis.com/css2?family=Roboto+Condensed:wght@300;400;500;600;700&display=swap" rel="stylesheet">
     {% else %}
     <link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&display=swap" rel="stylesheet">
     {% endif %}
@@ -18,8 +18,8 @@
         * { margin: 0; padding: 0; box-sizing: border-box; }
 
         :root {
-            --font-sans: 'Space Mono', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
-            --font-mono: 'Space Mono', 'Fira Code', 'Consolas', monospace;
+            --font-sans: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
+            --font-mono: 'Roboto Condensed', 'Arial Narrow', Roboto, 'Helvetica Neue', Arial, sans-serif;
             --bg-primary: #0a0c10;
             --bg-secondary: #0f1218;
             --bg-tertiary: #151a23;
diff --git a/templates/partials/modes/subghz.html b/templates/partials/modes/subghz.html
index b076aa0..c438c3f 100644
--- a/templates/partials/modes/subghz.html
+++ b/templates/partials/modes/subghz.html
@@ -23,7 +23,7 @@
         </div>
         <div class="form-group" style="margin-top: 8px;">
             <label>Device Serial <span style="color: var(--text-dim); font-weight: normal;">(optional)</span></label>
-            <input type="text" id="subghzDeviceSerial" placeholder="auto-detect" style="font-family: 'JetBrains Mono', monospace; font-size: 11px;">
+            <input type="text" id="subghzDeviceSerial" placeholder="auto-detect" style="font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif; font-size: 11px;">
         </div>
     </div>
 
@@ -55,12 +55,12 @@
         <div class="form-group">
             <label>LNA Gain (0-40 dB)</label>
             <input type="range" id="subghzLnaGain" min="0" max="40" value="24" step="8" oninput="document.getElementById('subghzLnaVal').textContent=this.value">
-            <span id="subghzLnaVal" style="font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-secondary);">24</span>
+            <span id="subghzLnaVal" style="font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif; font-size: 11px; color: var(--text-secondary);">24</span>
         </div>
         <div class="form-group">
             <label>VGA Gain (0-62 dB)</label>
             <input type="range" id="subghzVgaGain" min="0" max="62" value="20" step="2" oninput="document.getElementById('subghzVgaVal').textContent=this.value">
-            <span id="subghzVgaVal" style="font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-secondary);">20</span>
+            <span id="subghzVgaVal" style="font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif; font-size: 11px; color: var(--text-secondary);">20</span>
         </div>
         <div class="form-group">
             <label>Sample Rate</label>
@@ -143,7 +143,7 @@
             <div class="form-group">
                 <label>TX VGA Gain (0-47 dB)</label>
                 <input type="range" id="subghzTxGain" min="0" max="47" value="20" step="1" oninput="document.getElementById('subghzTxGainVal').textContent=this.value">
-                <span id="subghzTxGainVal" style="font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--text-secondary);">20</span>
+                <span id="subghzTxGainVal" style="font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif; font-size: 11px; color: var(--text-secondary);">20</span>
             </div>
             <div class="form-group">
                 <label>Max Duration (seconds)</label>
diff --git a/templates/partials/modes/weather-satellite.html b/templates/partials/modes/weather-satellite.html
index 46e9477..0f0f5d2 100644
--- a/templates/partials/modes/weather-satellite.html
+++ b/templates/partials/modes/weather-satellite.html
@@ -54,7 +54,7 @@
             <div style="background: var(--bg-primary); border: 1px solid var(--border-color); border-radius: 4px; padding: 10px; margin-bottom: 10px;">
                 <strong style="color: var(--accent-cyan); font-size: 12px;">V-Dipole (Easiest &mdash; ~$5)</strong>
 
-                <div style="margin: 8px 0; padding: 8px; background: var(--bg-tertiary); border-radius: 3px; font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--text-secondary); white-space: pre; line-height: 1.3; text-align: center;">   coax to SDR
+                <div style="margin: 8px 0; padding: 8px; background: var(--bg-tertiary); border-radius: 3px; font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif; font-size: 10px; color: var(--text-secondary); white-space: pre; line-height: 1.3; text-align: center;">   coax to SDR
        |
     ===+===  feed point
    /       \
@@ -80,7 +80,7 @@
             <div style="background: var(--bg-primary); border: 1px solid var(--border-color); border-radius: 4px; padding: 10px; margin-bottom: 10px;">
                 <strong style="color: var(--accent-cyan); font-size: 12px;">Turnstile / Crossed Dipole (~$10-15)</strong>
 
-                <div style="margin: 8px 0; padding: 8px; background: var(--bg-tertiary); border-radius: 3px; font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--text-secondary); white-space: pre; line-height: 1.3; text-align: center;">       53.4cm
+                <div style="margin: 8px 0; padding: 8px; background: var(--bg-tertiary); border-radius: 3px; font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif; font-size: 10px; color: var(--text-secondary); white-space: pre; line-height: 1.3; text-align: center;">       53.4cm
     &lt;---------&gt;
     ====+====  dipole 1
         |
@@ -105,7 +105,7 @@
             <div style="background: var(--bg-primary); border: 1px solid var(--border-color); border-radius: 4px; padding: 10px; margin-bottom: 10px;">
                 <strong style="color: #00ff88; font-size: 12px;">QFH &mdash; Quadrifilar Helix (Best &mdash; ~$20-30)</strong>
 
-                <div style="margin: 8px 0; padding: 8px; background: var(--bg-tertiary); border-radius: 3px; font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--text-secondary); white-space: pre; line-height: 1.3; text-align: center;">     ___
+                <div style="margin: 8px 0; padding: 8px; background: var(--bg-tertiary); border-radius: 3px; font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif; font-size: 10px; color: var(--text-secondary); white-space: pre; line-height: 1.3; text-align: center;">     ___
     /   \   two helix loops
    |  |  |  twisted 90 deg
    |  |  |  around a mast
@@ -200,7 +200,7 @@
             </div>
             <div class="form-group">
                 <label>File Path (server-side)</label>
-                <input type="text" id="wxsatTestFilePath" value="data/weather_sat/samples/noaa_apt_argentina.wav" style="font-family: 'JetBrains Mono', monospace; font-size: 11px;">
+                <input type="text" id="wxsatTestFilePath" value="data/weather_sat/samples/noaa_apt_argentina.wav" style="font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif; font-size: 11px;">
             </div>
             <div class="form-group">
                 <label>Sample Rate</label>
@@ -230,7 +230,7 @@
                 Enable Auto-Capture
             </label>
         </div>
-        <div id="wxsatSchedulerStatus" style="font-size: 11px; color: var(--text-dim); font-family: 'JetBrains Mono', monospace; margin-top: 4px;">
+        <div id="wxsatSchedulerStatus" style="font-size: 11px; color: var(--text-dim); font-family: 'Roboto Condensed', 'Arial Narrow', sans-serif; margin-top: 4px;">
             Disabled
         </div>
     </div>
diff --git a/templates/partials/settings-modal.html b/templates/partials/settings-modal.html
index 86ba4f5..a79286b 100644
--- a/templates/partials/settings-modal.html
+++ b/templates/partials/settings-modal.html
@@ -54,7 +54,7 @@
                 <div class="settings-row">
                     <div class="settings-label">
                         <span class="settings-label-text">Web Fonts</span>
-                        <span class="settings-label-desc">Space Mono</span>
+                        <span class="settings-label-desc">Roboto Condensed</span>
                     </div>
                     <select id="fontsSource" class="settings-select" onchange="Settings.setFontsSource(this.value)">
                         <option value="cdn">Google Fonts (Online)</option>
@@ -108,7 +108,7 @@
                         <span class="asset-badge checking" id="statusInter">Checking...</span>
                     </div>
                     <div class="asset-status-row">
-                        <span class="asset-name">Space Mono</span>
+                        <span class="asset-name">Roboto Condensed</span>
                         <span class="asset-badge checking" id="statusJetbrains">Checking...</span>
                     </div>
                 </div>
diff --git a/templates/satellite_dashboard.html b/templates/satellite_dashboard.html
index 872eee6..b2702e9 100644
--- a/templates/satellite_dashboard.html
+++ b/templates/satellite_dashboard.html
@@ -6,7 +6,7 @@
     <title>SATELLITE COMMAND // iNTERCEPT - See the Invisible</title>
     <!-- Fonts - Conditional CDN/Local loading -->
     {% if offline_settings.fonts_source == 'local' %}
-    <link rel="stylesheet" href="{{ url_for('static', filename='css/fonts-local.css') }}">
+    <link href="https://fonts.googleapis.com/css2?family=Roboto+Condensed:wght@300;400;500;600;700&display=swap" rel="stylesheet">
     {% else %}
     <link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&display=swap" rel="stylesheet">
     {% endif %}
@@ -622,7 +622,7 @@
                 ctx.stroke();
 
                 ctx.fillStyle = 'rgba(0, 212, 255, 0.4)';
-                ctx.font = '10px Space Mono';
+                ctx.font = '10px Roboto Condensed';
                 ctx.fillText(el + '°', cx + 5, cy - r + 12);
             }
 
@@ -990,7 +990,7 @@
                 ctx.stroke();
 
                 ctx.fillStyle = 'rgba(0, 212, 255, 0.4)';
-                ctx.font = '10px Space Mono';
+                ctx.font = '10px Roboto Condensed';
                 ctx.fillText(elRing + '°', cx + 5, cy - r + 12);
             }
 
@@ -1057,7 +1057,7 @@
                 ctx.textAlign = 'center';
                 ctx.fillText(satellites[selectedSatellite]?.name || 'SAT', x, y - 20);
 
-                ctx.font = '10px Space Mono';
+                ctx.font = '10px Roboto Condensed';
                 ctx.fillStyle = el > 0 ? '#00ff88' : '#ff4444';
                 ctx.fillText(el.toFixed(1) + '°', x, y + 25);
             } else {
@@ -1106,7 +1106,7 @@
                 ctx.textAlign = 'center';
                 ctx.fillText(satellites[selectedSatellite]?.name || 'SAT', x, y - 20);
 
-                ctx.font = '10px Space Mono';
+                ctx.font = '10px Roboto Condensed';
                 ctx.fillStyle = el > 0 ? '#00ff88' : '#ff4444';
                 ctx.fillText(el.toFixed(1) + '°', x, y + 25);
             }