diff --git a/site/app/page.tsx b/site/app/page.tsx
index 8b1c842..90b4af5 100644
--- a/site/app/page.tsx
+++ b/site/app/page.tsx
@@ -1,6 +1,7 @@
 import Image from "next/image";
 import { EmailReveal } from "./email-reveal";
 import { NewsletterForm } from "./newsletter-form";
+import { SubscribeModal } from "./subscribe-modal";
 import { TerminalCascade } from "./terminal-cascade";
 import {
   SearchIcon,
@@ -92,6 +93,7 @@ function FeatureBlock({
 export default function Home() {
   return (
     <div className="min-h-screen bg-bg selection:bg-accent/30">
+      <SubscribeModal />
       {/* ══════ HERO ══════ */}
       <section className="relative overflow-hidden scanlines">
         {/* Grid background */}
diff --git a/site/app/subscribe-modal.tsx b/site/app/subscribe-modal.tsx
new file mode 100644
index 0000000..79c0537
--- /dev/null
+++ b/site/app/subscribe-modal.tsx
@@ -0,0 +1,196 @@
+"use client";
+
+import { useState, useEffect, useRef, useCallback } from "react";
+
+const API_URL = "https://alezmad-nuc.tail58f5ad.ts.net";
+
+type Phase = "boot" | "prompt" | "sending" | "done";
+
+const BOOT_LINES = [
+  { text: "$ cladm --subscribe", delay: 0 },
+  { text: "Scanning newsletters...", delay: 400, dim: true },
+  { text: "Found: cladm releases, new tools, project updates", delay: 800, dim: true },
+  { text: "", delay: 1100 },
+  { text: "Ready. Enter your email to subscribe.", delay: 1200, accent: true },
+];
+
+export function SubscribeModal() {
+  const [open, setOpen] = useState(false);
+  const [phase, setPhase] = useState<Phase>("boot");
+  const [bootIndex, setBotIndex] = useState(0);
+  const [email, setEmail] = useState("");
+  const [error, setError] = useState("");
+  const inputRef = useRef<HTMLInputElement>(null);
+
+  // Show modal after 15s or on scroll past 60%
+  useEffect(() => {
+    if (sessionStorage.getItem("cladm-subscribed")) return;
+
+    const timer = setTimeout(() => setOpen(true), 15000);
+
+    function onScroll() {
+      const pct = window.scrollY / (document.body.scrollHeight - window.innerHeight);
+      if (pct > 0.6) {
+        setOpen(true);
+        window.removeEventListener("scroll", onScroll);
+      }
+    }
+    window.addEventListener("scroll", onScroll, { passive: true });
+
+    return () => {
+      clearTimeout(timer);
+      window.removeEventListener("scroll", onScroll);
+    };
+  }, []);
+
+  // Boot sequence
+  useEffect(() => {
+    if (!open || phase !== "boot") return;
+    if (bootIndex >= BOOT_LINES.length) {
+      setPhase("prompt");
+      return;
+    }
+    const t = setTimeout(
+      () => setBotIndex((i) => i + 1),
+      (BOOT_LINES[bootIndex]?.delay ?? 0) - (bootIndex > 0 ? BOOT_LINES[bootIndex - 1]?.delay ?? 0 : 0) || 300
+    );
+    return () => clearTimeout(t);
+  }, [open, phase, bootIndex]);
+
+  // Focus input when prompt phase starts
+  useEffect(() => {
+    if (phase === "prompt") inputRef.current?.focus();
+  }, [phase]);
+
+  const dismiss = useCallback(() => {
+    setOpen(false);
+    setPhase("boot");
+    setBotIndex(0);
+    setEmail("");
+    setError("");
+  }, []);
+
+  // Esc to close
+  useEffect(() => {
+    if (!open) return;
+    function onKey(e: KeyboardEvent) {
+      if (e.key === "Escape") dismiss();
+    }
+    window.addEventListener("keydown", onKey);
+    return () => window.removeEventListener("keydown", onKey);
+  }, [open, dismiss]);
+
+  async function handleSubmit(e: React.FormEvent) {
+    e.preventDefault();
+    if (!email.trim()) return;
+    setPhase("sending");
+    setError("");
+    try {
+      const res = await fetch(`${API_URL}/subscribe`, {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ email: email.trim(), project: "cladm" }),
+      });
+      const data = await res.json();
+      if (data.ok) {
+        setPhase("done");
+        sessionStorage.setItem("cladm-subscribed", "1");
+      } else {
+        setError(data.error || "failed");
+        setPhase("prompt");
+      }
+    } catch {
+      setError("network error");
+      setPhase("prompt");
+    }
+  }
+
+  if (!open) return null;
+
+  return (
+    <div
+      className="fixed inset-0 z-50 flex items-center justify-center p-4"
+      onClick={(e) => e.target === e.currentTarget && dismiss()}
+    >
+      {/* Backdrop */}
+      <div className="absolute inset-0 bg-black/70 backdrop-blur-sm" />
+
+      {/* Terminal */}
+      <div className="relative w-full max-w-lg pixel-border bg-surface overflow-hidden cascade-in">
+        {/* Title bar */}
+        <div className="flex items-center gap-2 px-4 py-2 bg-surface-2 border-b-2 border-border">
+          <button
+            onClick={dismiss}
+            className="w-3 h-3 bg-[#ff5f56] hover:brightness-125 cursor-pointer"
+            aria-label="Close"
+          />
+          <div className="w-3 h-3 bg-[#ffbd2e]" />
+          <div className="w-3 h-3 bg-[#27c93f]" />
+          <span className="ml-3 font-[family-name:var(--font-mono)] text-dim text-xs">
+            cladm — subscribe
+          </span>
+        </div>
+
+        {/* Terminal body */}
+        <div className="p-5 font-[family-name:var(--font-mono)] text-xs leading-relaxed min-h-[180px]">
+          {/* Boot lines */}
+          {BOOT_LINES.slice(0, bootIndex).map((line, i) => (
+            <div
+              key={i}
+              className={
+                line.accent ? "text-accent" : line.dim ? "text-dim" : "text-green"
+              }
+            >
+              {line.text || "\u00A0"}
+            </div>
+          ))}
+
+          {/* Prompt */}
+          {phase === "prompt" && (
+            <>
+              <form onSubmit={handleSubmit} className="flex items-center gap-0 mt-2">
+                <span className="text-accent font-[family-name:var(--font-pixel)] text-[10px] mr-2">
+                  email&gt;
+                </span>
+                <input
+                  ref={inputRef}
+                  type="email"
+                  value={email}
+                  onChange={(e) => setEmail(e.target.value)}
+                  placeholder="you@example.com"
+                  className="flex-1 bg-transparent text-text outline-none placeholder:text-dim/40 caret-accent font-[family-name:var(--font-mono)] text-xs"
+                  autoComplete="email"
+                  required
+                />
+                <span className="cursor-blink text-accent">_</span>
+              </form>
+              {error && <div className="text-[#ff5f56] mt-1">Error: {error}</div>}
+              <div className="text-dim text-[10px] mt-3">
+                press <span className="text-text">Enter</span> to subscribe{" "}
+                &middot; <span className="text-text">Esc</span> to dismiss
+              </div>
+            </>
+          )}
+
+          {/* Sending */}
+          {phase === "sending" && (
+            <div className="text-yellow mt-2">Subscribing...</div>
+          )}
+
+          {/* Done */}
+          {phase === "done" && (
+            <div className="mt-2 space-y-1">
+              <div className="text-green">Subscribed successfully.</div>
+              <div className="text-dim">
+                You&apos;ll hear about new releases and tools.
+              </div>
+              <div className="text-dim text-[10px] mt-3">
+                press <span className="text-text">Esc</span> or click outside to close
+              </div>
+            </div>
+          )}
+        </div>
+      </div>
+    </div>
+  );
+}