diff --git a/novelwriter/assets/icons/material_sharp_normal.icons b/novelwriter/assets/icons/material_sharp_normal.icons
index a5867da9..b8b8c0e6 100644
--- a/novelwriter/assets/icons/material_sharp_normal.icons
+++ b/novelwriter/assets/icons/material_sharp_normal.icons
@@ -56,6 +56,9 @@ icon:sb_outline      = <svg xmlns="http://www.w3.org/2000/svg" height="128" view
 icon:sb_project      = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M160-240v-480 480Zm-80 80v-640h320l80 80h400v86l-80 79v-85H447l-80-80H160v480h324l-4 4v76H80Zm480 80v-123l263-262 123 122L683-80H560Zm300-263-37-37 37 37ZM620-140h38l121-122-18-19-19-18-122 121v38Zm141-141-19-18 37 37-18-19Z" /></svg>
 icon:sb_search       = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M784-120 532-372q-30 24-69 38t-83 14q-109 0-184.5-75.5T120-580q0-109 75.5-184.5T380-840q109 0 184.5 75.5T640-580q0 44-14 83t-38 69l252 252-56 56ZM380-400q75 0 127.5-52.5T560-580q0-75-52.5-127.5T380-760q-75 0-127.5 52.5T200-580q0 75 52.5 127.5T380-400Z" /></svg>
 icon:sb_stats        = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M640-160v-280h160v280H640Zm-240 0v-640h160v640H400Zm-240 0v-440h160v440H160Z" /></svg>
+icon:theme_light     = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M480-360q50 0 85-35t35-85q0-50-35-85t-85-35q-50 0-85 35t-35 85q0 50 35 85t85 35Zm0 80q-83 0-141.5-58.5T280-480q0-83 58.5-141.5T480-680q83 0 141.5 58.5T680-480q0 83-58.5 141.5T480-280ZM200-440H40v-80h160v80Zm720 0H760v-80h160v80ZM440-760v-160h80v160h-80Zm0 720v-160h80v160h-80ZM256-650l-101-97 57-59 96 100-52 56Zm492 496-97-101 53-55 101 97-57 59Zm-98-550 97-101 59 57-100 96-56-52ZM154-212l101-97 55 53-97 101-59-57Zm326-268Z" /></svg>
+icon:theme_dark      = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M480-120q-150 0-255-105T120-480q0-150 105-255t255-105q14 0 27.5 1t26.5 3q-41 29-65.5 75.5T444-660q0 90 63 153t153 63q55 0 101-24.5t75-65.5q2 13 3 26.5t1 27.5q0 150-105 255T480-120Zm0-80q88 0 158-48.5T740-375q-20 5-40 8t-40 3q-123 0-209.5-86.5T364-660q0-20 3-40t8-40q-78 32-126.5 102T200-480q0 116 82 198t198 82Zm-10-270Z" /></svg>
+icon:theme_auto      = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M480-80q-83 0-156-31.5T197-197q-54-54-85.5-127T80-480q0-83 31.5-156T197-763q54-54 127-85.5T480-880q83 0 156 31.5T763-763q54 54 85.5 127T880-480q0 83-31.5 156T763-197q-54 54-127 85.5T480-80Zm40-83q119-15 199.5-104.5T800-480q0-123-80.5-212.5T520-797v634Z" /></svg>
 icon:add             = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M440-440H200v-80h240v-240h80v240h240v80H520v240h-80v-240Z" /></svg>
 icon:bookmarks       = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M120-40v-720h560v720L400-160 120-40Zm80-122 200-86 200 86v-518H200v518Zm560 2v-680H240v-80h600v760h-80ZM200-680h400-400Z" /></svg>
 icon:browse          = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M80-160v-640h320l80 80h400v80H447l-80-80H160v480l96-320h684L820-160H80Zm164-80h516l72-240H316l-72 240Zm0 0 72-240-72 240Zm-84-400v-80 80Z" /></svg>
diff --git a/novelwriter/assets/icons/material_sharp_thin.icons b/novelwriter/assets/icons/material_sharp_thin.icons
index 485676b2..afe8528d 100644
--- a/novelwriter/assets/icons/material_sharp_thin.icons
+++ b/novelwriter/assets/icons/material_sharp_thin.icons
@@ -56,6 +56,9 @@ icon:sb_outline      = <svg xmlns="http://www.w3.org/2000/svg" height="128" view
 icon:sb_project      = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M160-240v-480 480Zm-40 40v-560h263.85l80 80h378.46v66L800-572.69V-640H447.77l-80-80H160v480h314.77l-.92.92V-200H120Zm449.23 80v-88.38l238.39-237.39 87.61 88.15L657.62-120h-88.39Zm275.39-237.62-37-37.76 37 37.76Zm-240 202.24h38l138.69-138.93-18.77-19-18.23-19.54-139.69 139.47v38Zm157.92-157.93-18.23-19.54 37 38.54-18.77-19Z" /></svg>
 icon:sb_search       = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M779.38-153.85 528.92-404.31q-30 25.54-69 39.54t-78.38 14q-96.1 0-162.67-66.53-66.56-66.53-66.56-162.57 0-96.05 66.53-162.71 66.53-66.65 162.57-66.65 96.05 0 162.71 66.56Q610.77-676.1 610.77-580q0 41.69-14.77 80.69t-38.77 66.69l250.46 250.47-28.31 28.3ZM381.54-390.77q79.61 0 134.42-54.81 54.81-54.8 54.81-134.42 0-79.62-54.81-134.42-54.81-54.81-134.42-54.81-79.62 0-134.42 54.81-54.81 54.8-54.81 134.42 0 79.62 54.81 134.42 54.8 54.81 134.42 54.81Z" /></svg>
 icon:sb_stats        = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M640-200v-192.31h120V-200H640Zm-220 0v-560h120v560H420Zm-220 0v-367.69h120V-200H200Z" /></svg>
+icon:theme_light     = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M480-360q50 0 85-35t35-85q0-50-35-85t-85-35q-50 0-85 35t-35 85q0 50 35 85t85 35Zm0 40q-66.85 0-113.42-46.58Q320-413.15 320-480t46.58-113.42Q413.15-640 480-640t113.42 46.58Q640-546.85 640-480t-46.58 113.42Q546.85-320 480-320ZM200-460H60v-40h140v40Zm700 0H760v-40h140v40ZM460-760v-140h40v140h-40Zm0 700v-140h40v140h-40ZM269.85-663.85l-86.39-83.92 27.77-29.77 84.46 85.39-25.84 28.3Zm478.92 481.39-84.69-85.62 26.07-28.07 86.39 83.92-27.77 29.77Zm-84.92-507.69 83.92-86.39 29.77 27.77-85.39 84.46-28.3-25.84ZM182.46-211.23l85.62-84.69 26.54 26.07-83.16 87.16-29-28.54ZM480-480Z" /></svg>
+icon:theme_dark      = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M482.31-160q-133.34 0-226.67-93.33-93.33-93.34-93.33-226.67 0-121.54 79.23-210.77t196.15-105.38q3.23 0 6.35.23 3.11.23 6.11.69-20.23 28.23-32.03 62.81-11.81 34.57-11.81 72.42 0 106.67 74.66 181.33Q555.64-404 662.31-404q38.07 0 72.54-11.81 34.46-11.81 61.92-32.04.46 3 .69 6.12.23 3.11.23 6.35-15.38 116.92-104.61 196.15T482.31-160Zm0-40q88 0 158-48.5t102-126.5q-20 5-40 8t-40 3q-123 0-209.5-86.5T366.31-660q0-20 3-40t8-40q-78 32-126.5 102t-48.5 158q0 116 82 198t198 82Zm-10-270Z" /></svg>
+icon:theme_auto      = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M480.13-120q-74.67 0-140.41-28.34-65.73-28.34-114.36-76.92-48.63-48.58-76.99-114.26Q120-405.19 120-479.87q0-74.67 28.34-140.41 28.34-65.73 76.92-114.36 48.58-48.63 114.26-76.99Q405.19-840 479.87-840q74.67 0 140.41 28.34 65.73 28.34 114.36 76.92 48.63 48.58 76.99 114.26Q840-554.81 840-480.13q0 74.67-28.34 140.41-28.34 65.73-76.92 114.36-48.58 48.63-114.26 76.99Q554.81-120 480.13-120ZM500-160.69q123.62-8.08 211.81-98.35T800-480q0-130.69-87.42-220.19-87.43-89.5-212.58-99.12v638.62Z" /></svg>
 icon:add             = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M460-460H240v-40h220v-220h40v220h220v40H500v220h-40v-220Z" /></svg>
 icon:bookmarks       = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M180-100v-620h480v620L420-203.33 180-100Zm40-62 200-86 200 86v-518H220v518Zm520-58v-580H300v-40h480v620h-40ZM220-680h400-400Z" /></svg>
 icon:browse          = <svg xmlns="http://www.w3.org/2000/svg" height="128" viewBox="0 -960 960 960" width="128" fill="#000000"><path d="M120-200v-560h263.85l80 80h369.23v40H447.77l-80-80H160v478.46l90.62-303.08h664L811.54-200H120Zm81.69-40h579.85l78.92-264.62H280.62L201.69-240Zm0 0 78.93-264.62L201.69-240ZM160-640v-80 80Z" /></svg>