added new start page

src/components/landing/StepsSection.jsx

@@ -0,0 +1,18 @@
+import { steps } from "../../config/landingConstants";
+
+export default function StepsSection() {
+  return (
+    <section className="nk-steps-section">
+      <h2 className="nk-h2">Как это работает</h2>
+      <div className="nk-steps-grid">
+        {steps.map((s) => (
+          <div className="nk-step-card" key={s.n}>
+            <span className="nk-step-num">{s.n}</span>
+            <h3 className="nk-step-title">{s.title}</h3>
+            <p className="nk-step-text">{s.text}</p>
+          </div>
+        ))}
+      </div>
+    </section>
+  );
+}