/* ==========================================================================
   MenuMetric – Global Styles
   ========================================================================== */
/* Reset & Base */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
:root {
  --color-primary: #0F172A;
  --color-accent: #2563EB;
  --color-accent-hover: #1D4ED8;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F8FAFC;
  --color-border: #E5E7EB;
  --color-text-secondary: #64748B;
  --color-text-muted: #94A3B8;
  --radius: 4px;
  --shadow-card: 0 1px 3px 0 rgb(0 0 0 / 0.06), 0 1px 2px -1px rgb(0 0 0 / 0.06);
  --shadow-card-hover: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.06);
  --transition: 0.15s ease;
}
html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--color-primary);
  background-color: var(--color-bg);
  line-height: 1.5;
}
a {
  color: inherit;
  text-decoration: none;
}
ul {
  list-style: none;
}
img {
  max-width: 100%;
  display: block;
}
/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
/* ==========================================================================
   Navigation
   ========================================================================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.nav-logo {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.nav-logo-accent {
  color: var(--color-accent);
}
.nav-links {
  display: flex;
  gap: 32px;
}
.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition);
}
.nav-links a:hover {
  color: var(--color-primary);
}
.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}
.nav-updates {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-accent);
  transition: color var(--transition);
}
.nav-updates:hover {
  color: var(--color-accent-hover);
}
.nav-search-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-secondary);
  padding: 4px;
  transition: color var(--transition);
}
.nav-search-btn:hover {
  color: var(--color-primary);
}
.nav-mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-primary);
  padding: 4px;
}
/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  padding: 80px 0 64px;
  text-align: center;
}
.hero-inner {
  max-width: 720px;
  margin: 0 auto;
}
.hero-title {
  font-size: 2.75rem;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}
.hero-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: 40px;
}
.hero-search {
  position: relative;
  display: flex;
  align-items: center;
  max-width: 640px;
  margin: 0 auto 24px;
}
.hero-search-icon {
  position: absolute;
  left: 20px;
  pointer-events: none;
}
.hero-search-input {
  width: 100%;
  height: 64px;
  padding: 0 140px 0 54px;
  font-family: inherit;
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  background: var(--color-bg);
  color: var(--color-primary);
}
.hero-search-input::placeholder {
  color: var(--color-text-muted);
}
.hero-search-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}
.hero-search-btn {
  position: absolute;
  right: 8px;
  height: 48px;
  padding: 0 28px;
  background: var(--color-accent);
  color: #fff;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition);
}
.hero-search-btn:hover {
  background: var(--color-accent-hover);
}
.hero-popular {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.8125rem;
}
.hero-popular-label {
  color: var(--color-text-secondary);
  font-weight: 500;
}
.hero-popular a {
  color: var(--color-accent);
  font-weight: 500;
  padding: 4px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition), background var(--transition);
}
.hero-popular a:hover {
  border-color: var(--color-accent);
  background: rgba(37, 99, 235, 0.04);
}
/* ==========================================================================
   Sections
   ========================================================================== */
.section {
  padding: 80px 0;
}
.section-alt {
  background: var(--color-bg-alt);
}
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}
.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.section-title-center {
  text-align: center;
  margin-bottom: 48px;
}
.section-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-accent);
  transition: color var(--transition);
}
.section-link:hover {
  color: var(--color-accent-hover);
}
/* ==========================================================================
   Card Grids
   ========================================================================== */
.card-grid {
  display: grid;
  gap: 24px;
}
.card-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}
.card-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
/* ==========================================================================
   Cards – Base
   ========================================================================== */
.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
/* Card Logo */
.card-logo {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.125rem;
  flex-shrink: 0;
}
.card-logo-sm {
  width: 36px;
  height: 36px;
  font-size: 0.875rem;
}
.card-logo-lg {
  width: 56px;
  height: 56px;
  font-size: 1.375rem;
  margin-bottom: 16px;
}
.card-logo-green { background: #15803D; }
.card-logo-red { background: #DC2626; }
.card-logo-yellow { background: #CA8A04; }
.card-logo-blue { background: #2563EB; }
.card-name {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.card-meta {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}
.card-desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}
.card-updated {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}
.card-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-accent);
  transition: color var(--transition);
}
.card-link:hover {
  color: var(--color-accent-hover);
}
/* ==========================================================================
   Cards – Trending
   ========================================================================== */
.card-trending-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
/* ==========================================================================
   Cards – Category
   ========================================================================== */
.card-category {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 32px 24px;
}
.category-icon {
  margin-bottom: 12px;
}
.category-name {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.card-category-more {
  border-style: dashed;
}
/* ==========================================================================
   Cards – Country
   ========================================================================== */
.card-country {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.country-flag {
  font-size: 2rem;
  margin-bottom: 12px;
}
/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 8px 20px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
}
.btn-outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-primary);
}
.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(37, 99, 235, 0.04);
}
/* ==========================================================================
   Updates List
   ========================================================================== */
.updates-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-bg);
}
.update-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}
.update-item:last-child {
  border-bottom: none;
}
.update-item:hover {
  background: var(--color-bg-alt);
}
.update-left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.update-name {
  font-size: 0.9375rem;
  font-weight: 500;
}
.update-time {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}
/* ==========================================================================
   Stats
   ========================================================================== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-item {
  text-align: center;
  padding: 32px 16px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.stat-icon {
  margin: 0 auto 16px;
}
.stat-number {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}
.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}
/* ==========================================================================
   Alphabetical Directory
   ========================================================================== */
.alpha-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}
.alpha-letter {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 600;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  transition: all var(--transition);
}
.alpha-letter:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(37, 99, 235, 0.04);
}
/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: var(--color-primary);
  color: #CBD5E1;
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 48px;
}
.footer-heading {
  font-size: 0.875rem;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.footer-links li {
  margin-bottom: 8px;
}
.footer-links a {
  font-size: 0.875rem;
  color: #94A3B8;
  transition: color var(--transition);
}
.footer-links a:hover {
  color: #FFFFFF;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 0.8125rem;
  color: #64748B;
}
/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
  .card-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .card-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .nav-updates {
    display: none;
  }
  .nav-mobile-toggle {
    display: block;
  }
  .hero {
    padding: 56px 0 48px;
  }
  .hero-title {
    font-size: 2rem;
  }
  .hero-search-input {
    height: 56px;
    padding-right: 120px;
  }
  .hero-search-btn {
    height: 40px;
    padding: 0 20px;
    font-size: 0.875rem;
  }
  .section {
    padding: 56px 0;
  }
  .card-grid-4,
  .card-grid-3 {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .alpha-letter {
    width: 40px;
    height: 40px;
    font-size: 0.875rem;
  }
}
@media (max-width: 480px) {
  .hero-title {
    font-size: 1.625rem;
  }
  .hero-subtitle {
    font-size: 1rem;
  }
  .stat-number {
    font-size: 1.5rem;
  }
}
Now let me also update the React Index page to show a preview linking to the static site:

// Update this page (the content is just a fallback if you fail to update the page)
const Index = () => {
  return (
    <div className="flex min-h-screen items-center justify-center bg-background">
      <div className="text-center">
        <h1 className="mb-4 text-4xl font-bold">Welcome to Your Blank App</h1>
        <p className="text-xl text-muted-foreground">Start building your amazing project here!</p>
    <div style={{ display: 'flex', minHeight: '100vh', alignItems: 'center', justifyContent: 'center', fontFamily: 'Inter, sans-serif', background: '#F8FAFC' }}>
      <div style={{ textAlign: 'center' }}>
        <h1 style={{ fontSize: '2rem', fontWeight: 700, color: '#0F172A', marginBottom: '12px' }}>
          Menu<span style={{ color: '#2563EB' }}>Metric</span>
        </h1>
        <p style={{ color: '#64748B', marginBottom: '24px' }}>Static site files generated in <code>static-site/</code> folder.</p>
        <a
          href="/static-site/index.html"
          target="_blank"
          rel="noopener noreferrer"
          style={{ color: '#2563EB', fontWeight: 500 }}
        >
          Open static-site/index.html →
        </a>
      </div>
    </div>
  );