Common Layouts

<nav class="navbar">
  <a href="/" class="logo">DevAxioms</a>
  <ul class="nav-links">
    <li><a href="/">Home</a></li>
    <li><a href="/docs">Docs</a></li>
    <li><a href="/blog">Blog</a></li>
  </ul>
  <a href="/login" class="btn-nav">Login</a>
</nav>

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 24px;
  height: 64px;
  background: white;
  border-bottom: 1px solid #e2e8f0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 24px;
}

.nav-links a {
  text-decoration: none;
  color: #4b5563;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover { color: #2563eb; }

@media (max-width: 768px) {
  .nav-links { display: none; }
}

<section class="hero">
  <div class="hero-content">
    <h1>Build Better Websites</h1>
    <p>Learn HTML, CSS, and JavaScript from zero to hero.</p>
    <div class="hero-actions">
      <a href="/start" class="btn-primary">Get Started</a>
      <a href="/docs" class="btn-secondary">Read Docs</a>
    </div>
  </div>
</section>

.hero {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 80vh;
  padding: 48px 24px;
  text-align: center;
  background: linear-gradient(135deg, #eff6ff, #f0f9ff);
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  color: #0f172a;
}

.hero p {
  font-size: 1.25rem;
  color: #64748b;
  margin-top: 16px;
  max-width: 600px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 32px;
}

<div class="card-grid">
  <div class="card">
    <h3>HTML</h3>
    <p>Structure your web pages with semantic markup.</p>
  </div>
  <div class="card">
    <h3>CSS</h3>
    <p>Style your pages with modern layout techniques.</p>
  </div>
  <div class="card">
    <h3>JavaScript</h3>
    <p>Add interactivity and dynamic behavior.</p>
  </div>
</div>

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  padding: 48px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.card {
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 24px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.card h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.card p {
  color: #64748b;
  line-height: 1.6;
}

<div class="layout">
  <aside class="sidebar">
    <nav>
      <a href="/dashboard">Dashboard</a>
      <a href="/settings">Settings</a>
    </nav>
  </aside>
  <main class="content">
    <h1>Dashboard</h1>
    <p>Main content area</p>
  </main>
</div>

.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 250px;
  flex-shrink: 0;
  background: #1e293b;
  color: white;
  padding: 24px 16px;
}

.sidebar a {
  display: block;
  padding: 10px 12px;
  color: #94a3b8;
  text-decoration: none;
  border-radius: 6px;
  transition: background 0.2s;
}

.sidebar a:hover {
  background: #334155;
  color: white;
}

.content {
  flex: 1;
  padding: 32px;
}

@media (max-width: 768px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; }
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 48px 24px;
}

.pricing-card {
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 32px;
  text-align: center;
}

.pricing-card.featured {
  border: 2px solid #2563eb;
  position: relative;
  transform: scale(1.05);
}

.pricing-card .price {
  font-size: 3rem;
  font-weight: 800;
}

.pricing-card .price span {
  font-size: 1rem;
  font-weight: 400;
  color: #64748b;
}

.footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 48px 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  max-width: 1200px;
  margin: 0 auto;
}

.footer h4 {
  color: white;
  margin-bottom: 16px;
}

.footer a {
  display: block;
  color: #94a3b8;
  text-decoration: none;
  padding: 4px 0;
  transition: color 0.2s;
}

.footer a:hover { color: white; }

.footer-bottom {
  text-align: center;
  padding-top: 32px;
  margin-top: 32px;
  border-top: 1px solid #1e293b;
  font-size: 0.875rem;
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px;
}

@media (max-width: 768px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
}