Improve mobile navigation, responsive layout, and theme styling

app/globals.css

@@ -169,7 +169,7 @@
     background-size: 64px 100%;
   }
   html {
-    @apply font-sans;
+    @apply scroll-pt-20 font-sans;
   }
 }
 

app/page.tsx

@@ -11,7 +11,7 @@ import { TestimonialsSection } from "@/components/sections/testimonials-section"
 
 export default function Home() {
   return (
-    <div className="min-h-screen bg-background text-foreground selection:bg-blue-600 selection:text-white">
+    <div className="min-h-screen overflow-x-clip bg-background text-foreground selection:bg-blue-600 selection:text-white">
       <SiteHeader />
       <main id="top" className="mx-auto max-w-[1280px] border-x">
         <HeroSection />
@@ -22,8 +22,8 @@ export default function Home() {
         <PricingSection />
         <TestimonialsSection />
         <CtaSection />
-        <SiteFooter />
       </main>
+      <SiteFooter />
     </div>
   )
 }

components/layout/mobile-navigation.tsx

@@ -0,0 +1,123 @@
+"use client"
+
+import { useEffect, useRef, useState } from "react"
+import { RiArrowRightLine, RiCloseLine, RiMenu3Line } from "@remixicon/react"
+import { Dialog as DialogPrimitive } from "radix-ui"
+
+import { Brand } from "@/components/shared/brand"
+import {
+  Dialog,
+  DialogClose,
+  DialogDescription,
+  DialogOverlay,
+  DialogPortal,
+  DialogTitle,
+  DialogTrigger,
+} from "@/components/ui/dialog"
+
+type NavigationItem = {
+  label: string
+  href: string
+  description: string
+}
+
+export function MobileNavigation({ items }: { items: NavigationItem[] }) {
+  const [open, setOpen] = useState(false)
+  const navigating = useRef(false)
+
+  useEffect(() => {
+    const desktop = window.matchMedia("(min-width: 768px)")
+    const closeOnDesktop = () => {
+      if (desktop.matches) setOpen(false)
+    }
+
+    desktop.addEventListener("change", closeOnDesktop)
+    return () => desktop.removeEventListener("change", closeOnDesktop)
+  }, [])
+
+  return (
+    <Dialog open={open} onOpenChange={setOpen}>
+      <DialogTrigger asChild>
+        <button
+          type="button"
+          aria-label="Open navigation menu"
+          className="inline-flex size-11 items-center justify-center rounded-sm border bg-background/80 text-foreground transition-colors hover:border-blue-500/40 hover:bg-blue-600/10 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring md:hidden"
+        >
+          <RiMenu3Line className="size-5" aria-hidden="true" />
+        </button>
+      </DialogTrigger>
+
+      <DialogPortal>
+        <DialogOverlay className="z-[60] bg-black/45 duration-200 supports-backdrop-filter:backdrop-blur-md md:hidden" />
+        <DialogPrimitive.Content
+          className="fixed inset-x-3 top-3 z-[61] mx-auto flex max-h-[calc(100dvh-1.5rem)] max-w-lg flex-col overflow-hidden rounded-2xl border bg-background text-foreground shadow-[0_24px_100px_rgba(0,0,0,.35)] outline-none duration-200 data-open:animate-in data-open:fade-in-0 data-open:slide-in-from-top-4 data-closed:animate-out data-closed:fade-out-0 data-closed:slide-out-to-top-4 md:hidden"
+          onCloseAutoFocus={(event) => {
+            // Let the anchor move focus to its section without the trigger
+            // interrupting the page's smooth scroll when the dialog closes.
+            if (navigating.current) event.preventDefault()
+            navigating.current = false
+          }}
+        >
+          <div className="flex shrink-0 items-center justify-between border-b bg-linear-to-r from-blue-600/10 via-blue-600/5 to-transparent px-5 py-3">
+            <Brand />
+            <DialogClose asChild>
+              <button
+                type="button"
+                aria-label="Close navigation menu"
+                className="inline-flex size-11 items-center justify-center rounded-full border bg-background/70 text-muted-foreground transition-colors hover:bg-muted hover:text-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring"
+              >
+                <RiCloseLine className="size-5" aria-hidden="true" />
+              </button>
+            </DialogClose>
+          </div>
+
+          <div className="min-h-0 overflow-y-auto overscroll-contain p-3">
+            <DialogTitle className="px-3 pb-2 pt-3 font-mono text-[10px] font-medium tracking-[0.18em] text-muted-foreground uppercase">
+              Explore Vertex
+            </DialogTitle>
+            <DialogDescription className="sr-only">
+              Explore our products, models, features, pricing, and developer documentation.
+            </DialogDescription>
+            <nav aria-label="Mobile navigation">
+              <ul className="space-y-1">
+                {items.map(({ label, href, description }) => (
+                  <li key={label}>
+                    <DialogClose asChild>
+                      <a
+                        href={href}
+                        onClick={() => { navigating.current = true }}
+                        className="group flex items-center justify-between gap-4 rounded-xl px-3 py-3 transition-colors hover:bg-blue-600/8 focus-visible:bg-blue-600/8 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-inset focus-visible:ring-ring"
+                      >
+                        <span className="min-w-0">
+                          <span className="block text-xl font-medium tracking-tight">{label}</span>
+                          <span className="mt-0.5 block text-xs leading-5 text-muted-foreground">{description}</span>
+                        </span>
+                        <span className="flex size-8 shrink-0 items-center justify-center rounded-full border text-muted-foreground transition-colors group-hover:border-blue-500/30 group-hover:bg-blue-600/10 group-hover:text-blue-600 dark:group-hover:text-blue-400">
+                          <RiArrowRightLine className="size-4" aria-hidden="true" />
+                        </span>
+                      </a>
+                    </DialogClose>
+                  </li>
+                ))}
+              </ul>
+            </nav>
+          </div>
+
+          <div className="shrink-0 border-t bg-muted/35 p-5">
+            <p className="mb-3 text-xs text-muted-foreground">One API. Every AI model.</p>
+            <DialogClose asChild>
+              <a
+                href="#pricing"
+                onClick={() => { navigating.current = true }}
+                className="flex h-12 items-center justify-between rounded-lg bg-blue-600 px-4 text-sm font-medium text-white shadow-[0_6px_24px_rgba(23,61,166,.2)] transition-colors hover:bg-blue-500 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 focus-visible:ring-offset-background"
+              >
+                Get started
+                <RiArrowRightLine className="size-4" aria-hidden="true" />
+              </a>
+            </DialogClose>
+          </div>
+        </DialogPrimitive.Content>
+      </DialogPortal>
+    </Dialog>
+  )
+}

components/layout/site-footer.tsx

@@ -5,7 +5,7 @@ import { Button } from "@/components/ui/button"
 
 export function SiteFooter() {
   return (
-    <footer className="px-6 py-10 sm:px-10">
+    <footer className="mx-auto max-w-[1280px] border-x px-6 py-10 sm:px-10">
       <div className="flex flex-col gap-8 sm:flex-row sm:items-center sm:justify-between">
         <div>
           <Brand />

components/layout/site-header.tsx

@@ -1,23 +1,28 @@
 import { RiArrowDownSLine, RiArrowRightSLine } from "@remixicon/react"
 
+import { MobileNavigation } from "@/components/layout/mobile-navigation"
 import { ThemeToggle } from "@/components/layout/theme-toggle"
 import { Brand } from "@/components/shared/brand"
+import { FrameCrosses } from "@/components/shared/frame-crosses"
+
+const navigationItems = [
+  { label: "Products", href: "#features", description: "One gateway for your AI stack" },
+  { label: "Models", href: "#models", description: "Explore the models you can build with" },
+  { label: "Features", href: "#features", description: "Routing, insights, and reliability" },
+  { label: "Pricing", href: "#pricing", description: "Start free. Scale at your pace." },
+  { label: "Docs", href: "#developers", description: "Your first request starts here" },
+]
 
 export function SiteHeader() {
   return (
     <header className="sticky top-0 z-50 w-full border-b bg-background/86 backdrop-blur-xl supports-[backdrop-filter]:bg-background/74">
-      <div className="mx-auto flex h-16 max-w-[1280px] items-center justify-between px-5 sm:px-8">
+      <div className="relative mx-auto flex h-16 max-w-[1280px] items-center justify-between border-x px-5 sm:px-8">
+        <FrameCrosses edges="bottom" />
         <a href="#top" aria-label="Vertex home">
           <Brand />
         </a>
         <nav aria-label="Main navigation" className="hidden items-center gap-8 md:flex lg:gap-10">
-          {[
-            ["Products", "#features"],
-            ["Models", "#models"],
-            ["Features", "#features"],
-            ["Pricing", "#pricing"],
-            ["Docs", "#developers"],
-          ].map(([label, href]) => (
+          {navigationItems.map(({ label, href }) => (
             <a
               key={label}
               href={href}
@@ -36,6 +41,7 @@ export function SiteHeader() {
           >
             Get started <RiArrowRightSLine className="size-3.5" />
           </a>
+          <MobileNavigation items={navigationItems} />
         </div>
       </div>
     </header>

components/sections/features-section.tsx

@@ -15,8 +15,8 @@ export function FeaturesSection() {
         description="Everything you need to move quickly across models without giving up reliability, control, or visibility."
       />
 
-      <div className="grid lg:grid-cols-12">
-        <article className="flex min-h-[520px] flex-col border-b lg:col-span-7 lg:border-r">
+      <div className="grid grid-cols-1 lg:grid-cols-12">
+        <article className="flex min-h-[520px] min-w-0 flex-col border-b lg:col-span-7 lg:border-r">
           <ApiTerminal />
           <FeatureCopy
             title="One compatible endpoint"
@@ -24,7 +24,7 @@ export function FeaturesSection() {
           />
         </article>
 
-        <article className="flex min-h-[520px] flex-col border-b lg:col-span-5">
+        <article className="flex min-h-[520px] min-w-0 flex-col border-b lg:col-span-5">
           <IntegrationOrbit />
           <FeatureCopy
             title="Seamless integrations"
@@ -32,7 +32,7 @@ export function FeaturesSection() {
           />
         </article>
 
-        <article className="flex min-h-[430px] flex-col border-b lg:col-span-4 lg:border-b-0 lg:border-r">
+        <article className="flex min-h-[430px] min-w-0 flex-col border-b lg:col-span-4 lg:border-b-0 lg:border-r">
           <RoutingActivity />
           <FeatureCopy
             title="Automatic failover"
@@ -40,8 +40,8 @@ export function FeaturesSection() {
           />
         </article>
 
-        <article className="flex min-h-[430px] flex-col border-b lg:col-span-4 lg:border-b-0 lg:border-r">
-          <div className="relative h-[360px] shrink-0 overflow-hidden bg-background">
+        <article className="flex min-h-[430px] min-w-0 flex-col border-b lg:col-span-4 lg:border-b-0 lg:border-r">
+          <div className="relative h-[360px] w-full min-w-0 shrink-0 overflow-hidden bg-background">
             <UsageChart />
           </div>
           <FeatureCopy
@@ -50,7 +50,7 @@ export function FeaturesSection() {
           />
         </article>
 
-        <article className="flex min-h-[430px] flex-col lg:col-span-4">
+        <article className="flex min-h-[430px] min-w-0 flex-col lg:col-span-4">
           <GlobalGlobe />
           <FeatureCopy
             title="Global inference gateway"

components/sections/features/global-globe.tsx

@@ -1,8 +1,11 @@
 "use client"
 
+import { type COBEOptions } from "cobe"
+import { useTheme } from "next-themes"
+
 import { Globe } from "@/components/ui/globe"
 
-const globeConfig = {
+const darkGlobeConfig: COBEOptions = {
   width: 800,
   height: 800,
   onRender: () => {},
@@ -28,13 +31,25 @@ const globeConfig = {
   ],
 }
 
+const lightGlobeConfig: COBEOptions = {
+  ...darkGlobeConfig,
+  dark: 0,
+  diffuse: 0.4,
+  mapBrightness: 1.2,
+  baseColor: [0.9, 0.94, 1],
+  markerColor: [0.09, 0.24, 0.65],
+  glowColor: [0.85, 0.9, 1],
+}
+
 export function GlobalGlobe() {
+  const { resolvedTheme } = useTheme()
+
   return (
     <div className="relative h-[360px] shrink-0 overflow-hidden bg-background">
-      <Globe className="top-6 max-w-[360px]" config={globeConfig} />
-      <div className="absolute left-5 top-5 flex items-center gap-2 rounded-full border bg-background/85 px-3 py-1.5 font-mono text-[10px] shadow-sm backdrop-blur">
-        <span className="size-1.5 animate-pulse rounded-full bg-emerald-500" /> 8 regions online
-      </div>
+      <Globe
+        className="top-6 max-w-[360px]"
+        config={resolvedTheme === "light" ? lightGlobeConfig : darkGlobeConfig}
+      />
     </div>
   )
 }

components/sections/features/usage-chart.tsx

@@ -62,7 +62,7 @@ export function UsageChart() {
   const fillId = useId()
 
   return (
-    <ChartContainer config={chartConfig} className="h-full min-h-[270px] w-full aspect-auto">
+    <ChartContainer config={chartConfig} className="h-full min-h-[270px] w-full min-w-0 aspect-auto">
       <AreaChart
         accessibilityLayer
         aria-label="Example model usage: requests increase from 2,350 to 5,680 over the day. Use the arrow keys to explore."

components/sections/hero-section.tsx

@@ -5,7 +5,7 @@ import { FrameCrosses } from "@/components/shared/frame-crosses"
 export function HeroSection() {
   return (
     <section className="hero-gradient relative border-b px-6 pb-14 pt-24 text-center sm:px-10 sm:pb-20 sm:pt-28 lg:pt-32">
-      <FrameCrosses />
+      <FrameCrosses edges="bottom" />
       <div className="relative z-10 mx-auto max-w-4xl">
         <a
           href="#features"

components/shared/frame-crosses.tsx

@@ -1,10 +1,22 @@
-export function FrameCrosses() {
+export function FrameCrosses({
+  edges = "all",
+}: {
+  edges?: "all" | "top" | "bottom"
+}) {
   return (
+    <>
+      {edges !== "bottom" && (
         <>
           <span className="frame-cross left-0 top-0" aria-hidden="true" />
           <span className="frame-cross right-0 top-0" aria-hidden="true" />
+        </>
+      )}
+      {edges !== "top" && (
+        <>
           <span className="frame-cross bottom-0 left-0" aria-hidden="true" />
           <span className="frame-cross bottom-0 right-0" aria-hidden="true" />
         </>
+      )}
+    </>
   )
 }