* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #121212;
  color: #e0e0e0;
  line-height: 1.6;
  padding: 20px;
  animation: fadeIn 1s ease-in;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

header {
  background-color: #1f1f2e;
  padding: 15px;
  text-align: center;
  border-radius: 20px;
  position: fixed;
  top: 0;
  left: 0;
  width: calc(100% - 40px); /* compensando o padding do body */
  z-index: 1000;
}

nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
}

nav a {
  color: #c3b1ff;
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
  padding: 8px;
  border-bottom: 1px solid #444;
}

nav a:hover {
  color: gold;
}

main {
  max-width: 900px;
  margin: 130px auto 0; /* espaço para o header fixo */
  padding: 20px;
}

h1 {
  font-size: 2.5em;
  color: #a78bfa;
  text-align: center;
  margin-bottom: 10px;
}

h4 {
  text-align: center;
  color: #f0c84b;
  margin-bottom: 30px;
}

ol {
  padding-left: 20px;
  margin-bottom: 30px;
}

ol li {
  color: #f0c84b;
  font-size: 1.2em;
  margin-top: 15px;
  transition: transform 0.2s;
}

ol li:hover {
  transform: translateX(5px);
}

ol p {
  color: #ccc;
  margin-left: 15px;
  font-size: 1em;
}

p {
  margin: 10px 0;
}

  footer {
    background-color: rgba(20, 42, 63, 0.95);
    padding: 20px;
    text-align: center;
    margin-top: 50px;
  }

  footer p, footer a {
    color: #ffffff;
    font-size: 0.95em;
  }

  footer a {
    color: #4b2e83;
    text-decoration: none;
    margin: 0 12px;
  }

a[target="_blank"] {
  display: inline-block;
  margin-top: 20px;
  padding: 10px 18px;
  background-color: #3d3d5c;
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
  transition: background-color 0.3s;
}

a[target="_blank"]:hover {
  background-color: #5e5e8a;
}

.logo {
  color: #f0c84b;
  font-size: 1.5em;
}