feat: init waitlist website

Co-authored-by: Ona <no-reply@ona.com>

apps/waitlist-website/app/app.css

@@ -0,0 +1,51 @@
+@import url("https://fonts.googleapis.com/css2?family=Source+Serif+4:ital,opsz,wght@0,8..60,200..900;1,8..60,200..900&display=swap");
+@import "tailwindcss";
+
+@source "../node_modules/streamdown/dist/*.js";
+
+@theme {
+	--font-sans:
+		"Inter", ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji",
+		"Segoe UI Symbol", "Noto Color Emoji";
+	--font-serif: "Source Serif 4", ui-serif, serif;
+}
+
+:root,
+html,
+body {
+	@apply w-full h-full;
+}
+
+@keyframes popover-in {
+	from {
+		opacity: 0;
+		transform: scale(0.95) translateY(4px);
+	}
+	to {
+		opacity: 1;
+		transform: scale(1) translateY(0);
+	}
+}
+
+@keyframes popover-out {
+	from {
+		opacity: 1;
+		transform: scale(1) translateY(0);
+	}
+	to {
+		opacity: 0;
+		transform: scale(0.95) translateY(4px);
+	}
+}
+
+html,
+body {
+	-webkit-font-smoothing: antialiased;
+	-moz-osx-font-smoothing: grayscale;
+
+	@apply bg-stone-50 dark:bg-stone-900 text-stone-900 dark:text-stone-300 selection:bg-teal-600 dark:selection:bg-teal-500 selection:text-stone-50 dark:selection:text-stone-900;
+
+	@media (prefers-color-scheme: dark) {
+		color-scheme: dark;
+	}
+}