webmail seguro

<!DOCTYPE html>
<html lang="pt-br">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Modern UI</title>
  <link rel="stylesheet" href="style.css">
</head>
<body>

<header class="header">
  <div class="logo">AI Builder</div>

  <nav class="nav">
    <a href="#">Home</a>
    <a href="#">Features</a>
    <a href="#">Pricing</a>
    <a href="#">Contact</a>
  </nav>

  <button class="btn-outline">Login</button>
</header>

<section class="hero">
  <div class="blur-bg"></div>

  <h1>Build Stunning UI Instantly</h1>
  <p>Create modern interfaces with speed and style.</p>

  <div class="hero-buttons">
    <button class="btn-primary">Get Started</button>
    <button class="btn-glass">Live Demo</button>
  </div>
</section>

<section class="features">

  <div class="card">
    <h3>⚡ Fast</h3>
    <p>Lightning-fast performance and load times.</p>
  </div>

  <div class="card">
    <h3>🎨 Beautiful</h3>
    <p>Clean and modern UI components.</p>
  </div>

  <div class="card">
    <h3>📱 Responsive</h3>
    <p>Looks perfect on any device.</p>
  </div>

</section>

<footer>
  <p>© 2026 AI Builder</p>
</footer>

<script src="script.js"></script>
</body>
</html>
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', sans-serif;
}

body {
  background: radial-gradient(circle at top, #1e293b, #020617);
  color: white;
  overflow-x: hidden;
}

/* HEADER */
.header {
  display: flex;
  justify-content: space-between;
  padding: 20px 60px;
  align-items: center;
}

.nav a {
  margin: 0 15px;
  color: #cbd5e1;
  text-decoration: none;
  transition: 0.3s;
}

.nav a:hover {
  color: white;
}

.btn-outline {
  border: 1px solid rgba(255,255,255,0.2);
  padding: 8px 16px;
  background: transparent;
  color: white;
  border-radius: 6px;
  cursor: pointer;
}

/* HERO */
.hero {
  text-align: center;
  padding: 120px 20px;
  position: relative;
}

.hero h1 {
  font-size: 56px;
  margin-bottom: 20px;
  background: linear-gradient(90deg,#3b82f6,#9333ea);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  color: #94a3b8;
  margin-bottom: 30px;
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 15px;
}

/* BOTÕES */
.btn-primary {
  background: linear-gradient(90deg,#3b82f6,#9333ea);
  border: none;
  padding: 12px 24px;
  border-radius: 8px;
  color: white;
  cursor: pointer;
}

.btn-glass {
  backdrop-filter: blur(10px);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 12px 24px;
  border-radius: 8px;
  color: white;
  cursor: pointer;
}

/* BLUR BACKGROUND */
.blur-bg {
  position: absolute;
  width: 400px;
  height: 400px;
  background: #7c3aed;
  filter: blur(120px);
  top: 50px;
  left: 50%;
  transform: translateX(-50%);
  z-index: -1;
}

/* FEATURES */
.features {
  display: flex;
  justify-content: center;
  gap: 20px;
  padding: 60px;
}

.card {
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(12px);
  padding: 25px;
  border-radius: 12px;
  width: 220px;
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-10px);
}

/* FOOTER */
footer {
  text-align: center;
  padding: 40px;
  color: #64748b;
}
// animação simples ao carregar
window.addEventListener("load", () => {
  document.querySelector(".hero").style.opacity = 1;
});

// clique botão
document.querySelector(".btn-primary").addEventListener("click", () => {
  alert("Vamos começar 🚀");
});