Some appearance tweaks

App/Common UI/ReliefButton.swift

@@ -11,12 +11,12 @@ class ReliefButton: UIButton
 {
     public var constrainedToSquare = true
     
+    internal var cornerRadius = CGFloat(8.0) { didSet { setNeedsLayout() } }
     internal let shadowView = UIView(frame: .zero)
     internal let backgroundView = GradientView(direction: .vertical, colors: ReliefButton.gradientColors(inverted: false, darkMode: false))
     
     static let padding = CGFloat(24.0)
-    static let cornerRadius = CGFloat(6.0)
+    static let borderWidth = CGFloat(1.0 / UIScreen.main.scale)
-    static let borderWidth = CGFloat(1.0)
     
     override var isHighlighted: Bool {
         get {
@@ -53,14 +53,12 @@ class ReliefButton: UIButton
         shadowView.layer.shadowOffset = CGSize(width: 0.0, height: 1.0)
         shadowView.layer.shadowRadius = 1.0
         shadowView.layer.shadowOpacity = 1.0
-        shadowView.layer.cornerRadius = Self.cornerRadius
         shadowView.layer.masksToBounds = false
         shadowView.layer.shouldRasterize = true
         shadowView.layer.rasterizationScale = UIScreen.main.scale
         shadowView.layer.cornerCurve = .continuous
         addSubview(shadowView)
         
-        backgroundView.layer.cornerRadius = Self.cornerRadius
         backgroundView.isUserInteractionEnabled = false
         backgroundView.layer.masksToBounds = true
         backgroundView.layer.borderWidth = Self.borderWidth
@@ -85,7 +83,7 @@ class ReliefButton: UIButton
         if darkMode {
             if !inverted {
                 return [
-                    UIColor(white: 0.30, alpha: 1.0),
+                    UIColor(white: 0.20, alpha: 1.0),
                     UIColor(white: 0.10, alpha: 1.0)
                 ]
             } else {
@@ -159,7 +157,10 @@ class ReliefButton: UIButton
         
         shadowView.frame = backgroundView.frame
         
-        let shadowPath = UIBezierPath(roundedRect: shadowView.bounds, cornerRadius: Self.cornerRadius)
+        let shadowPath = UIBezierPath(roundedRect: shadowView.bounds, cornerRadius: cornerRadius)
         shadowView.layer.shadowPath = shadowPath.cgPath
+        
+        backgroundView.layer.cornerRadius = cornerRadius
+        shadowView.layer.cornerRadius = cornerRadius
     }
 }

App/Common UI/SegmentedReliefButton.swift

@@ -27,7 +27,8 @@ class SegmentedReliefButton: ReliefButton
         self.children = children
         
         backgroundsContainerView.clipsToBounds = true
-        backgroundsContainerView.layer.cornerRadius = Self.cornerRadius - Self.borderWidth
+        backgroundsContainerView.layer.cornerRadius = self.cornerRadius + Self.borderWidth + 1.0
+        backgroundsContainerView.layer.cornerCurve = .continuous
         
         constrainedToSquare = false
         
@@ -49,7 +50,7 @@ class SegmentedReliefButton: ReliefButton
             return result + button.sizeThatFits(size).width
         }
         
-        return CGSize(width: width, height: ourSize.height)
+        return CGSize(width: width + (2 * Self.borderWidth), height: ourSize.height)
     }
     
     override func setBackgroundInverted(_ inverted: Bool) {
@@ -66,18 +67,25 @@ class SegmentedReliefButton: ReliefButton
         childrenHighlighObservations.removeAll()
         backgroundsContainerView.subviews.forEach { $0.removeFromSuperview() }
         
+        let paddedSize = CGSize(
+            width:  bounds.size.width - (Self.borderWidth * 2.0),
+            height: bounds.size.height - (Self.borderWidth * 2.0)
+        )
+        
         let darkMode = self.traitCollection.userInterfaceStyle == .dark
-        var buttonRect = CGRect(origin: .zero, size: CGSize(width: 0, height: bounds.height))
+        var buttonXOffset = CGFloat(Self.borderWidth)
         for (i, child) in children.enumerated() {
             child.shadowView.isHidden = true
             child.backgroundView.isHidden = true
             bringSubviewToFront(child)
             
-            let childSize = child.sizeThatFits(bounds.size)
+            let childSize = child.sizeThatFits(paddedSize)
-            buttonRect.size = CGSize(width: childSize.width, height: bounds.height)
+            child.frame = CGRect(
-            child.frame = buttonRect
+                origin: CGPoint(x: buttonXOffset, y: Self.borderWidth),
+                size:   CGSize(width: childSize.width, height: paddedSize.height)
+            )
             
-            buttonRect.origin.x += buttonRect.width
+            buttonXOffset += child.frame.width
             
             // Background
             let backgroundView = GradientView(direction: .vertical, colors: Self.gradientColors(inverted: false, darkMode: darkMode))
@@ -92,7 +100,7 @@ class SegmentedReliefButton: ReliefButton
                 let separatorView = UIView(frame: CGRect(
                     x: child.frame.maxX,
                     y: 0,
-                    width: 1.0,
+                    width: 1.0 / UIScreen.main.scale,
                     height: bounds.height
                 ))
                 separatorView.backgroundColor = .systemFill

App/Titlebar and URL Bar/TitlebarView.swift

@@ -6,6 +6,7 @@
 //
 
 import UIKit
+import QuartzCore_Private
 
 class TitlebarView: UIView
 {
@@ -15,10 +16,16 @@ class TitlebarView: UIView
         UIColor(red: 0.153, green: 0.000, blue: 0.153, alpha: 1.0)
     ])
     
+    private let separatorView = UIView(frame: .zero)
+    
     convenience init() {
         self.init(frame: .zero)
         addSubview(backgroundView)
         addSubview(titleLabelView)
+        addSubview(separatorView)
+        
+        separatorView.backgroundColor = UIColor(white: 1.0, alpha: 0.20)
+        separatorView.layer.compositingFilter = kCAFilterPlusL
         
         titleLabelView.textColor = .white
         titleLabelView.layer.shadowColor = UIColor.black.cgColor
@@ -61,5 +68,8 @@ class TitlebarView: UIView
         
         backgroundView.frame = bounds
         titleLabelView.frame = bounds.avoiding(verticalInsets: safeAreaInsets).insetBy(dx: 8.0 + layoutMargins.left, dy: 0.0)
+        
+        let separatorHeight = 1.0 / UIScreen.main.scale
+        separatorView.frame = CGRect(x: 0, y: bounds.height - separatorHeight, width: bounds.width, height: separatorHeight)
     }
 }

App/Titlebar and URL Bar/ToolbarView.swift

@@ -14,7 +14,16 @@ class ToolbarView: UIView
     var cancelButtonVisible: Bool = false { didSet { layoutSubviews() } }
     
     let containerView = UIView(frame: .zero)
-    let backgroundView = GradientView(direction: .vertical, colors: [.tertiarySystemGroupedBackground, .secondarySystemGroupedBackground])
+    let backgroundView = GradientView(direction: .vertical, colors: [
+        .init(dynamicProvider: { traits in
+            if traits.userInterfaceStyle == .dark  {
+                return UIColor(white: 0.15, alpha: 1.0)
+            } else {
+                return UIColor.tertiarySystemGroupedBackground
+            }
+        }),
+        .secondarySystemGroupedBackground
+    ])
     let cancelButton = UIButton(type: .system)
     
     let leadingButtonsView = ToolbarButtonContainerView(frame: .zero)
@@ -34,9 +43,9 @@ class ToolbarView: UIView
         
         layer.masksToBounds = false
         layer.shadowColor = UIColor.black.cgColor
-        layer.shadowOpacity = 0.2
+        layer.shadowOpacity = 0.3
         layer.shadowOffset = CGSize(width: 0.0, height: 1.0)
-        layer.shadowRadius = 1.5
+        layer.shadowRadius = 1.8
     }
     
     override func sizeThatFits(_ size: CGSize) -> CGSize

App/Titlebar and URL Bar/URLBar.swift

@@ -49,7 +49,7 @@ class URLBar: ReliefButton
     private let progressIndicatorView = ProgressIndicatorView()
     private var progressIndicatorAnimating = false
     
-    private let documentImage = UIImage(systemName: "filemenu.and.selection")
+    private let documentImage = UIImage(systemName: "ellipsis.circle")
     private let refreshImage = UIImage(systemName: "arrow.clockwise")
     private let stopImage = UIImage(systemName: "xmark")