* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  background: #0b0b0b;
  color: #eaeaea;
  line-height: 1.6;
}

/* NAVBAR */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: #111;
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  font-weight: bold;
  font-size: 1.2rem;
}

nav a {
  color: #ccc;
  margin-left: 20px;
  text-decoration: none;
  font-size: 0.95rem;
}

nav a:hover {
  color: #fff;
}

/* SECTIONS */
.section {
  padding: 80px 24px;
  max-width: 900px;
  margin: auto;
}

.section.dark {
  background: #141414;
  border-radius: 8px;
  margin-top: 40px;
}

h1, h2 {
  margin-bottom: 16px;
}

p {
  margin-bottom: 16px;
  color: #ccc;
}

ul {
  margin-left: 20px;
}

li {
  margin-bottom: 8px;
}

.note {
  opacity: 0.7;
  font-style: italic;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 40px 20px;
  font-size: 0.85rem;
  color: #777;
}