chatgpt codex: told to spice up ui

app/globals.css

@@ -3,14 +3,22 @@
 
 body {
 	font-family:
-		SF Pro Display,
-		Geist;
+		var(--font-geist-sans),
+		"SF Pro Display",
+		"Segoe UI",
+		sans-serif;
+	position: relative;
+	min-height: 100%;
+	background-attachment: fixed;
+	text-rendering: optimizeLegibility;
 }
 
 .font-super-mono {
 	font-family:
-		SF Mono,
-		Geist Mono;
+		var(--font-geist-mono),
+		"SF Mono",
+		"Segoe UI Mono",
+		monospace;
 }
 
 @layer base {
@@ -59,6 +67,11 @@ body {
 		--sidebar-accent-foreground: 240 5.9% 10%;
 		--sidebar-border: 220 13% 91%;
 		--sidebar-ring: 217.2 91.2% 59.8%;
+
+		--glow-1: 217 91.86992049217224% 75.88235139846802%;
+		--glow-2: 170 57.35294222831726% 73.33333492279053%;
+		--glow-3: 343 81.25% 74.90196228027344%;
+		--grain-opacity: 0.08;
 	}
 	.dark {
 		--sidebar-background: 240 5.9% 10%;
@@ -116,6 +129,30 @@ body {
 	}
 	body {
 		@apply bg-background text-foreground;
+		isolation: isolate;
+	}
+	h1,
+	h2,
+	h3 {
+		font-family: var(--font-space-grotesk), var(--font-geist-sans), sans-serif;
+		letter-spacing: -0.02em;
+	}
+	a {
+		text-decoration: underline;
+		text-decoration-color: hsl(var(--primary) / 0.35);
+		text-underline-offset: 0.18em;
+		transition: color 150ms ease, text-decoration-color 150ms ease;
+	}
+	a:hover {
+		text-decoration-color: hsl(var(--primary) / 0.85);
+	}
+	:focus-visible {
+		outline: 2px solid hsl(var(--ring) / 0.6);
+		outline-offset: 2px;
+	}
+	::selection {
+		background: hsl(var(--primary) / 0.25);
+		color: hsl(var(--foreground));
 	}
 }
 
@@ -128,7 +165,46 @@ body {
 		-ms-overflow-style: none;
 		scrollbar-width: 0;
 	}
+	.ambient-backdrop {
+		position: fixed;
+		inset: 0;
+		z-index: 0;
+		pointer-events: none;
+		background-image:
+			radial-gradient(
+				1200px 700px at 10% -10%,
+				hsl(var(--glow-2) / 0.2),
+				transparent 55%
+			),
+			radial-gradient(
+				900px 600px at 95% 0%,
+				hsl(var(--glow-1) / 0.22),
+				transparent 60%
+			),
+			radial-gradient(
+				800px 500px at 50% 100%,
+				hsl(var(--glow-3) / 0.18),
+				transparent 55%
+			),
+			linear-gradient(
+				180deg,
+				hsl(var(--background)) 0%,
+				hsl(var(--background)) 45%,
+				hsl(var(--muted)) 100%
+			);
+	}
 }
 @utility border-border {
 	border-color: hsl(var(--border));
 }
+
+body::before {
+	content: "";
+	position: fixed;
+	inset: 0;
+	z-index: 1;
+	pointer-events: none;
+	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E");
+	opacity: var(--grain-opacity);
+	mix-blend-mode: soft-light;
+}