Initial commit: Craft2Prints with Stages 1-3

src/components/Reveal.tsx

@@ -0,0 +1,47 @@
+'use client';
+
+import { useEffect, useRef, useState } from 'react';
+
+// Fades + slides content in the first time it scrolls into view. Respects
+// prefers-reduced-motion globally via the CSS transition itself (see globals.css).
+export default function Reveal({
+  children,
+  className = '',
+  delayMs = 0,
+}: {
+  children: React.ReactNode;
+  className?: string;
+  delayMs?: number;
+}) {
+  const ref = useRef<HTMLDivElement>(null);
+  const [visible, setVisible] = useState(false);
+
+  useEffect(() => {
+    const el = ref.current;
+    if (!el) return;
+
+    const observer = new IntersectionObserver(
+      ([entry]) => {
+        if (entry.isIntersecting) {
+          setVisible(true);
+          observer.disconnect();
+        }
+      },
+      { threshold: 0.15 },
+    );
+    observer.observe(el);
+    return () => observer.disconnect();
+  }, []);
+
+  return (
+    <div
+      ref={ref}
+      className={`transition-all duration-700 ease-out ${
+        visible ? 'translate-y-0 opacity-100' : 'translate-y-6 opacity-0'
+      } ${className}`}
+      style={{ transitionDelay: visible ? `${delayMs}ms` : '0ms' }}
+    >
+      {children}
+    </div>
+  );
+}