style: polish Persian RTL layout and typography

src/styles/globals.css

@@ -25,6 +25,14 @@ html[data-theme="dark"] {
   color-scheme: dark;
 }
 
+@font-face {
+  font-family: 'Peyda';
+  src: url('/fonts/PeydaWeb-Black.woff2') format('woff2');
+  font-style: normal;
+  font-weight: 900;
+  font-display: swap;
+}
+
 html[data-site-loading='true'] {
   overflow: hidden;
 }
@@ -42,6 +50,16 @@ body {
   transition: background-color 0.25s ease, color 0.25s ease;
 }
 
+html[dir='rtl'] body {
+  text-align: right;
+}
+
+.ltr-token {
+  direction: ltr;
+  unicode-bidi: isolate;
+  font-family: 'IRANYekanXVF', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
+}
+
 /* Master 1440px Fixed Canvas */
 .desktop-canvas {
   width: 100%;
@@ -126,6 +144,20 @@ body {
   transform-origin: left center;
 }
 
+html[dir='rtl'] .section-header {
+  align-items: flex-start;
+  text-align: right;
+}
+
+html[dir='rtl'] .section-eyebrow,
+html[dir='rtl'] .section-title {
+  letter-spacing: 0;
+}
+
+html[dir='rtl'] .section-underline {
+  transform-origin: right center;
+}
+
 /* One-time viewport reveals. Content remains visible when JavaScript is unavailable. */
 html[data-motion-ready='true'] [data-reveal] {
   opacity: 0;
@@ -170,12 +202,22 @@ html[data-motion-ready='true'] [data-visible='true'] .section-underline {
   }
 }
 
-/* Pacifico Display Font Class */
+/* Keep the original Latin display face and use Peyda for Persian text. */
 .font-display {
   font-family: 'Pacifico', cursive;
   font-weight: 400;
 }
 
+html[lang='fa'] .font-display {
+  font-family: 'Peyda', 'IRANYekanXVF', sans-serif;
+  font-weight: 900;
+}
+
+html[lang='fa'] .section-title {
+  font-family: 'Peyda', 'IRANYekanXVF', sans-serif;
+  font-weight: 900;
+}
+
 /* Pill Button */
 .pill-btn {
   display: inline-flex;
@@ -188,6 +230,7 @@ html[data-motion-ready='true'] [data-visible='true'] .section-underline {
   font-size: var(--font-size-button);
   line-height: var(--line-height-button);
   font-weight: 600;
+  font-family: 'IRANYekanXVF', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
   cursor: pointer;
   text-decoration: none;
   transition: