diff --git a/modules/rcart/mod.ts b/modules/rcart/mod.ts
index 08bc880..6467fa5 100644
--- a/modules/rcart/mod.ts
+++ b/modules/rcart/mod.ts
@@ -2535,6 +2535,49 @@ routes.get("/request", (c) => {
 routes.get("/pay/:id", (c) => {
 	const space = c.req.param("space") || "demo";
 	const paymentId = c.req.param("id");
+
+	// Check payment status server-side for graceful terminal-state messages
+	const docId = paymentRequestDocId(space, paymentId);
+	const doc = _syncServer?.getDoc<PaymentRequestDoc>(docId);
+	if (doc) {
+		const p = doc.payment;
+		const terminalStates: Record<string, { title: string; msg: string; icon: string }> = {
+			paid:      { title: 'Payment Complete', msg: 'This payment request has already been paid.', icon: '&#10003;' },
+			confirmed: { title: 'Payment Confirmed', msg: 'This payment has been confirmed on-chain.', icon: '&#10003;' },
+			expired:   { title: 'Payment Expired', msg: 'This payment request has expired and is no longer accepting payments.', icon: '&#9202;' },
+			cancelled: { title: 'Payment Cancelled', msg: 'This payment request has been cancelled by the creator.', icon: '&#10007;' },
+			filled:    { title: 'Payment Limit Reached', msg: 'This payment request has reached its maximum number of payments.', icon: '&#10003;' },
+		};
+		const info = terminalStates[p.status];
+		if (info) {
+			const chainNames: Record<number, string> = { 8453: 'Base', 84532: 'Base Sepolia', 1: 'Ethereum' };
+			const explorerBase: Record<number, string> = { 8453: 'https://basescan.org/tx/', 84532: 'https://sepolia.basescan.org/tx/', 1: 'https://etherscan.io/tx/' };
+			const txLink = p.txHash && explorerBase[p.chainId]
+				? `<a href="${explorerBase[p.chainId]}${p.txHash}" target="_blank" rel="noopener" style="color:#60a5fa;text-decoration:underline">${p.txHash.slice(0, 10)}...${p.txHash.slice(-8)}</a>`
+				: '';
+			return c.html(renderShell({
+				title: `${info.title} | rCart`,
+				moduleId: "rcart",
+				spaceSlug: space,
+				spaceVisibility: "public",
+				modules: getModuleInfoList(),
+				theme: "dark",
+				body: `
+					<div style="max-width:480px;margin:60px auto;padding:32px;text-align:center;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;color:#e2e8f0">
+						<div style="font-size:48px;margin-bottom:16px;color:${p.status === 'paid' || p.status === 'confirmed' || p.status === 'filled' ? '#4ade80' : p.status === 'expired' ? '#fbbf24' : '#f87171'}">${info.icon}</div>
+						<h1 style="font-size:24px;font-weight:600;margin:0 0 12px">${info.title}</h1>
+						<p style="color:#94a3b8;font-size:15px;line-height:1.6;margin:0 0 24px">${info.msg}</p>
+						${p.amount && p.amount !== '0' ? `<div style="font-size:20px;font-weight:600;margin-bottom:8px">${p.amount} ${p.token}</div>` : ''}
+						${p.fiatAmount ? `<div style="color:#94a3b8;font-size:14px;margin-bottom:16px">&asymp; $${p.fiatAmount} ${p.fiatCurrency || 'USD'}</div>` : ''}
+						${chainNames[p.chainId] ? `<div style="color:#64748b;font-size:13px;margin-bottom:8px">Network: ${chainNames[p.chainId]}</div>` : ''}
+						${txLink ? `<div style="font-size:13px;margin-bottom:8px">Tx: ${txLink}</div>` : ''}
+						${p.paidAt ? `<div style="color:#64748b;font-size:13px">Paid: ${new Date(p.paidAt).toLocaleString()}</div>` : ''}
+					</div>`,
+				styles: `<link rel="stylesheet" href="/modules/rcart/cart.css">`,
+			}));
+		}
+	}
+
 	return c.html(renderShell({
 		title: `Payment | rCart`,
 		moduleId: "rcart",