feat(site): redesign with product pages, ecosystem sections and pixel reveal

Add cli/code/office/platform/pricing pages, new home sections
(Ecosystem, FeatureGrid, Faq, WorkflowSteps, BottomCta, ProductEcosystem),
ScrollReveal and PixelTextReveal animation components, brand assets,
and expanded site-content.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

components/home/BottomCta.tsx

@@ -0,0 +1,60 @@
+import Link from "next/link"
+import LottiePlayer from "@/components/LottiePlayer"
+
+export default function BottomCta() {
+  return (
+    <section className="cta-section v1">
+      <div className="w-layout-blockcontainer container-default position-relative---z-index-1 w-container">
+        <div className="inner-container _430px">
+          <div className="subtitle">Get Started</div>
+          <div className="mg-top-3x-extra-small">
+            <h2 className="text-titles-dm">
+              下一步：聊聊你的场景
+            </h2>
+          </div>
+          <div className="mg-top-4x-extra-small">
+            <p className="text-paragraph-dm">
+              独立开发者、团队 Lead、企业 CTO——不同角色，同一个起点：一次关于你真实需求的对话。
+            </p>
+          </div>
+          <div className="mg-top-2x-extra-small">
+            <div className="buttons-row left">
+              <Link
+                href="/contact"
+                className="secondary-button w-inline-block"
+              >
+                <div className="button-content">
+                  <div>联系我们</div>
+                  <div className="button-icon-wrapper secondary">
+                    <svg
+                      xmlns="http://www.w3.org/2000/svg"
+                      width="100%"
+                      viewBox="0 0 17 17"
+                      fill="none"
+                      className="squared-icon"
+                    >
+                      <path
+                        d="M6.25391 3.45312L10.7458 8.01563L6.25391 12.5781"
+                        stroke="currentColor"
+                        strokeWidth="1.5"
+                        strokeLinecap="square"
+                      />
+                    </svg>
+                    <div className="button-icon-bg bg-neutral-800" />
+                    <div className="button-icon-bg-inside bg-neutral-600" />
+                  </div>
+                </div>
+              </Link>
+            </div>
+          </div>
+        </div>
+      </div>
+      <LottiePlayer
+        src="/assets/cdn-prod-website-files-com/68a342b7066c56fa60eb3af1/68d1df78b3b45295434b5c6a_cta-animation-waterfall.json"
+        className="cta-image"
+        loop
+        autoplay
+      />
+    </section>
+  )
+}