diff --git a/src/components/layout/Footer.module.css b/src/components/layout/Footer.module.css
index 4c731ac..ba3e995 100644
--- a/src/components/layout/Footer.module.css
+++ b/src/components/layout/Footer.module.css
@@ -34,3 +34,11 @@
 .link:hover {
   color: var(--color-gold);
 }
+
+.linkButton {
+  border: none;
+  background: none;
+  padding: 0;
+  font: inherit;
+  cursor: pointer;
+}
diff --git a/src/components/layout/Footer.tsx b/src/components/layout/Footer.tsx
index d0eb1d9..1ca6a81 100644
--- a/src/components/layout/Footer.tsx
+++ b/src/components/layout/Footer.tsx
@@ -1,5 +1,6 @@
 import { SITE_LINKS } from "../../data/siteContent";
 import { useLocale } from "../../i18n/LocaleProvider";
+import { useCrowdfundingModal } from "../../providers/CrowdfundingModalProvider";
 
 import styles from "./Footer.module.css";
 
@@ -11,9 +12,11 @@ const FOOTER_LINK_KEYS = [
   "support",
 ] as const;
 
-const FOOTER_HREFS: Record<(typeof FOOTER_LINK_KEYS)[number], string> = {
+const FOOTER_HREFS: Record<
+  Exclude<(typeof FOOTER_LINK_KEYS)[number], "buy">,
+  string
+> = {
   download: SITE_LINKS.download,
-  buy: SITE_LINKS.buy,
   faq: SITE_LINKS.faq,
   enterKey: SITE_LINKS.enterKey,
   support: SITE_LINKS.support,
@@ -21,24 +24,29 @@ const FOOTER_HREFS: Record<(typeof FOOTER_LINK_KEYS)[number], string> = {
 
 export function Footer() {
   const { copy } = useLocale();
+  const { openModal } = useCrowdfundingModal();
 
   return (
     <footer className={styles.footer}>
       <div className={styles.inner}>
         <p className={styles.copy}>© TTRPGPlayer</p>
         <nav className={styles.links} aria-label={copy.footer.aria}>
-          {FOOTER_LINK_KEYS.map((key) => (
-            <a
-              key={key}
-              className={styles.link}
-              href={FOOTER_HREFS[key]}
-              {...(key === "buy"
-                ? { target: "_blank", rel: "noopener noreferrer" }
-                : undefined)}
-            >
-              {copy.footer.links[key]}
-            </a>
-          ))}
+          {FOOTER_LINK_KEYS.map((key) =>
+            key === "buy" ? (
+              <button
+                key={key}
+                type="button"
+                className={`${styles.link} ${styles.linkButton}`}
+                onClick={openModal}
+              >
+                {copy.footer.links[key]}
+              </button>
+            ) : (
+              <a key={key} className={styles.link} href={FOOTER_HREFS[key]}>
+                {copy.footer.links[key]}
+              </a>
+            ),
+          )}
         </nav>
       </div>
     </footer>
diff --git a/src/components/layout/Header.tsx b/src/components/layout/Header.tsx
index 63000c5..86f957b 100644
--- a/src/components/layout/Header.tsx
+++ b/src/components/layout/Header.tsx
@@ -1,6 +1,7 @@
 import { NAV_HREFS, NAV_LINK_KEYS, SITE_LINKS } from "../../data/siteContent";
 import { useLocale } from "../../i18n/LocaleProvider";
 import { Button } from "../ui/Button";
+import { BuyButton } from "../ui/BuyButton";
 import { LanguageSwitcher } from "./LanguageSwitcher";
 
 import styles from "./Header.module.css";
@@ -39,14 +40,9 @@ export function Header() {
           >
             {copy.cta.download}
           </Button>
-          <Button
-            href={SITE_LINKS.buy}
-            variant="secondary"
-            className={styles.actionBtn}
-            newTab
-          >
+          <BuyButton variant="secondary" className={styles.actionBtn}>
             {copy.cta.buy}
-          </Button>
+          </BuyButton>
         </div>
       </div>
     </header>
diff --git a/src/components/sections/CtaBanner.tsx b/src/components/sections/CtaBanner.tsx
index 7a802c6..06ef91c 100644
--- a/src/components/sections/CtaBanner.tsx
+++ b/src/components/sections/CtaBanner.tsx
@@ -1,6 +1,7 @@
 import { SITE_LINKS } from "../../data/siteContent";
 import { useLocale } from "../../i18n/LocaleProvider";
 import { Button } from "../ui/Button";
+import { BuyButton } from "../ui/BuyButton";
 
 import styles from "./CtaBanner.module.css";
 
@@ -13,9 +14,7 @@ export function CtaBanner() {
         <h2 className={styles.title}>{copy.ctaBanner.title}</h2>
         <div className={styles.actions}>
           <Button href={SITE_LINKS.download}>{copy.cta.download}</Button>
-          <Button href={SITE_LINKS.buy} variant="secondary" newTab>
-            {copy.cta.buyLicense}
-          </Button>
+          <BuyButton variant="secondary">{copy.cta.buyLicense}</BuyButton>
         </div>
       </div>
     </section>
diff --git a/src/components/sections/Hero.tsx b/src/components/sections/Hero.tsx
index b4fe398..de3c576 100644
--- a/src/components/sections/Hero.tsx
+++ b/src/components/sections/Hero.tsx
@@ -1,6 +1,7 @@
 import { HERO_HIGHLIGHT_IDS, SITE_LINKS } from "../../data/siteContent";
 import { useLocale } from "../../i18n/LocaleProvider";
 import { Button } from "../ui/Button";
+import { BuyButton } from "../ui/BuyButton";
 import { HeroMockup } from "./HeroMockup";
 
 import styles from "./Hero.module.css";
@@ -25,9 +26,7 @@ export function Hero() {
 
           <div className={styles.cta}>
             <Button href={SITE_LINKS.download}>{copy.cta.downloadFree}</Button>
-            <Button href={SITE_LINKS.buy} variant="secondary" newTab>
-              {copy.cta.buyLicense}
-            </Button>
+            <BuyButton variant="secondary">{copy.cta.buyLicense}</BuyButton>
           </div>
 
           <p className={styles.platforms}>{copy.hero.platformsLine}</p>
diff --git a/src/components/sections/Pricing.tsx b/src/components/sections/Pricing.tsx
index be8f22a..c005bba 100644
--- a/src/components/sections/Pricing.tsx
+++ b/src/components/sections/Pricing.tsx
@@ -1,14 +1,13 @@
 import {
   PRICING_TIER_IDS,
   RECOMMENDED_PRICING_TIER,
-  SITE_LINKS,
 } from "../../data/siteContent";
 import { PRICING_TIER_PRICES_RUB } from "../../data/pricing";
 import { useLocale } from "../../i18n/LocaleProvider";
 import { formatRubPrice, formatUsdPrice } from "../../lib/exchangeRate";
 import { useExchangeRate } from "../../providers/ExchangeRateProvider";
 import { Section } from "../layout/Section";
-import { Button } from "../ui/Button";
+import { BuyButton } from "../ui/BuyButton";
 
 import styles from "./Pricing.module.css";
 
@@ -61,13 +60,9 @@ export function Pricing() {
                   <li key={feature}>{feature}</li>
                 ))}
               </ul>
-              <Button
-                href={SITE_LINKS.buy}
-                variant={recommended ? "gold" : "secondary"}
-                newTab
-              >
+              <BuyButton variant={recommended ? "gold" : "secondary"}>
                 {copy.cta.buy}
-              </Button>
+              </BuyButton>
             </article>
           );
         })}
diff --git a/src/components/ui/BuyButton.tsx b/src/components/ui/BuyButton.tsx
new file mode 100644
index 0000000..9952824
--- /dev/null
+++ b/src/components/ui/BuyButton.tsx
@@ -0,0 +1,26 @@
+import type { ReactNode } from "react";
+
+import { useCrowdfundingModal } from "../../providers/CrowdfundingModalProvider";
+import { Button } from "./Button";
+
+type BuyButtonVariant = "primary" | "secondary" | "ghost" | "gold";
+
+type BuyButtonProps = {
+  children: ReactNode;
+  variant?: BuyButtonVariant;
+  className?: string;
+};
+
+export function BuyButton({
+  children,
+  variant = "secondary",
+  className,
+}: BuyButtonProps) {
+  const { openModal } = useCrowdfundingModal();
+
+  return (
+    <Button variant={variant} className={className} onClick={openModal}>
+      {children}
+    </Button>
+  );
+}
diff --git a/src/data/siteContent.ts b/src/data/siteContent.ts
index ca0b650..fefe4ee 100644
--- a/src/data/siteContent.ts
+++ b/src/data/siteContent.ts
@@ -1,3 +1,5 @@
+export const CROWDFUNDING_URL = "https://crowdrepublic.ru/" as const;
+
 export const SITE_LINKS = {
   features: "#features",
   howItWorks: "#how-it-works",
@@ -5,7 +7,7 @@ export const SITE_LINKS = {
   pricing: "#pricing",
   faq: "#faq",
   download: "#platforms",
-  buy: "https://donate.stream/ttrpgplayer",
+  // buy: "https://donate.stream/ttrpgplayer",
   enterKey: "#pricing",
   support: "mailto:player.ttrpg@gmail.com",
 } as const;
diff --git a/src/i18n/messages.ts b/src/i18n/messages.ts
index 7456ac8..7598268 100644
--- a/src/i18n/messages.ts
+++ b/src/i18n/messages.ts
@@ -245,6 +245,12 @@ const ru = {
   ctaBanner: {
     title: "Готовы вести следующую сессию по-новому?",
   },
+  crowdfundingModal: {
+    title: "Скоро старт краудфандинга",
+    messageBefore: "Скоро начнётся краудфандинговая кампания на ",
+    messageAfter: ", следите за новостями.",
+    close: "Понятно",
+  },
   footer: {
     aria: "Подвал",
     links: {
@@ -505,6 +511,12 @@ const en: SiteCopy = {
   ctaBanner: {
     title: "Ready to run your next session differently?",
   },
+  crowdfundingModal: {
+    title: "Crowdfunding coming soon",
+    messageBefore: "A crowdfunding campaign will start soon on ",
+    messageAfter: " — stay tuned for updates.",
+    close: "Got it",
+  },
   footer: {
     aria: "Footer",
     links: {
diff --git a/src/main.tsx b/src/main.tsx
index 0cac578..3dac449 100644
--- a/src/main.tsx
+++ b/src/main.tsx
@@ -3,6 +3,7 @@ import { createRoot } from "react-dom/client";
 
 import { App } from "./App";
 import { LocaleProvider } from "./i18n/LocaleProvider";
+import { CrowdfundingModalProvider } from "./providers/CrowdfundingModalProvider";
 import { ExchangeRateProvider } from "./providers/ExchangeRateProvider";
 import "./styles/global.css";
 
@@ -15,7 +16,9 @@ createRoot(rootEl).render(
   <StrictMode>
     <LocaleProvider>
       <ExchangeRateProvider>
-        <App />
+        <CrowdfundingModalProvider>
+          <App />
+        </CrowdfundingModalProvider>
       </ExchangeRateProvider>
     </LocaleProvider>
   </StrictMode>,
diff --git a/src/providers/CrowdfundingModal.module.css b/src/providers/CrowdfundingModal.module.css
new file mode 100644
index 0000000..8e71d1b
--- /dev/null
+++ b/src/providers/CrowdfundingModal.module.css
@@ -0,0 +1,72 @@
+.overlay {
+  position: fixed;
+  inset: 0;
+  z-index: 1000;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  padding: 24px;
+  background: rgba(4, 3, 8, 0.78);
+  backdrop-filter: blur(6px);
+}
+
+.dialog {
+  width: min(100%, 480px);
+  padding: 32px 28px 28px;
+  border: 1px solid var(--color-border-strong);
+  border-radius: var(--radius-lg);
+  background: var(--color-bg-elevated);
+  box-shadow:
+    var(--shadow-glow),
+    0 24px 48px rgba(0, 0, 0, 0.45);
+}
+
+.title {
+  margin: 0 0 16px;
+  font-size: 22px;
+  font-weight: 700;
+  line-height: 1.3;
+}
+
+.message {
+  margin: 0 0 24px;
+  font-size: 16px;
+  line-height: 1.65;
+  color: var(--color-text-muted);
+}
+
+.link {
+  color: var(--color-gold-bright);
+  text-decoration: underline;
+  text-decoration-color: var(--color-gold-dim);
+  text-underline-offset: 3px;
+  word-break: break-all;
+}
+
+.link:hover {
+  color: var(--color-gold);
+}
+
+.closeBtn {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  width: 100%;
+  padding: 12px 22px;
+  border: 1px solid var(--color-border-strong);
+  border-radius: var(--radius-md);
+  background: transparent;
+  color: var(--color-gold-bright);
+  font: inherit;
+  font-size: 15px;
+  font-weight: 600;
+  cursor: pointer;
+  transition:
+    background 0.2s ease,
+    transform 0.15s ease;
+}
+
+.closeBtn:hover {
+  background: rgba(200, 161, 102, 0.08);
+  transform: translateY(-1px);
+}
diff --git a/src/providers/CrowdfundingModalProvider.tsx b/src/providers/CrowdfundingModalProvider.tsx
new file mode 100644
index 0000000..54d4656
--- /dev/null
+++ b/src/providers/CrowdfundingModalProvider.tsx
@@ -0,0 +1,107 @@
+import {
+  createContext,
+  useCallback,
+  useContext,
+  useEffect,
+  useState,
+  type ReactNode,
+} from "react";
+
+import { CROWDFUNDING_URL } from "../data/siteContent";
+import { useLocale } from "../i18n/LocaleProvider";
+
+import styles from "./CrowdfundingModal.module.css";
+
+type CrowdfundingModalContextValue = {
+  openModal: () => void;
+};
+
+const CrowdfundingModalContext =
+  createContext<CrowdfundingModalContextValue | null>(null);
+
+export function useCrowdfundingModal(): CrowdfundingModalContextValue {
+  const ctx = useContext(CrowdfundingModalContext);
+  if (!ctx) {
+    throw new Error(
+      "useCrowdfundingModal must be used within CrowdfundingModalProvider",
+    );
+  }
+  return ctx;
+}
+
+export function CrowdfundingModalProvider({
+  children,
+}: {
+  children: ReactNode;
+}) {
+  const [open, setOpen] = useState(false);
+  const { copy } = useLocale();
+
+  const openModal = useCallback(() => {
+    setOpen(true);
+  }, []);
+  const closeModal = useCallback(() => {
+    setOpen(false);
+  }, []);
+
+  useEffect(() => {
+    if (!open) return;
+
+    const onKeyDown = (event: KeyboardEvent) => {
+      if (event.key === "Escape") closeModal();
+    };
+
+    document.addEventListener("keydown", onKeyDown);
+    document.body.style.overflow = "hidden";
+
+    return () => {
+      document.removeEventListener("keydown", onKeyDown);
+      document.body.style.overflow = "";
+    };
+  }, [open, closeModal]);
+
+  return (
+    <CrowdfundingModalContext.Provider value={{ openModal }}>
+      {children}
+      {open ? (
+        <div
+          className={styles.overlay}
+          onClick={(event) => {
+            if (event.target === event.currentTarget) closeModal();
+          }}
+          role="presentation"
+        >
+          <div
+            className={styles.dialog}
+            role="dialog"
+            aria-modal="true"
+            aria-labelledby="crowdfunding-modal-title"
+          >
+            <h2 id="crowdfunding-modal-title" className={styles.title}>
+              {copy.crowdfundingModal.title}
+            </h2>
+            <p className={styles.message}>
+              {copy.crowdfundingModal.messageBefore}
+              <a
+                href={CROWDFUNDING_URL}
+                target="_blank"
+                rel="noopener noreferrer"
+                className={styles.link}
+              >
+                {CROWDFUNDING_URL}
+              </a>
+              {copy.crowdfundingModal.messageAfter}
+            </p>
+            <button
+              type="button"
+              className={styles.closeBtn}
+              onClick={closeModal}
+            >
+              {copy.crowdfundingModal.close}
+            </button>
+          </div>
+        </div>
+      ) : null}
+    </CrowdfundingModalContext.Provider>
+  );
+}
diff --git a/src/siteContent.test.ts b/src/siteContent.test.ts
index a5b8eef..4ea9563 100644
--- a/src/siteContent.test.ts
+++ b/src/siteContent.test.ts
@@ -2,6 +2,7 @@ import assert from "node:assert/strict";
 import { describe, it } from "node:test";
 
 import {
+  CROWDFUNDING_URL,
   DOWNLOAD_ARTIFACTS,
   DOWNLOAD_LINKS,
   FAQ_IDS,
@@ -68,9 +69,9 @@ describe("siteContent", () => {
     );
   });
 
-  it("wires download anchor and external buy link", () => {
+  it("wires download anchor and CrowdRepublic crowdfunding url", () => {
     assert.equal(SITE_LINKS.download, "#platforms");
-    assert.equal(SITE_LINKS.buy, "https://donate.stream/ttrpgplayer");
+    assert.equal(CROWDFUNDING_URL, "https://crowdrepublic.ru/");
   });
 
   it("maps each feature variant to a screenshot asset", () => {