/* ================= BASE ================= */

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #0a0a0a;
  color: #e0e0e0;
  font-family: "Courier New", monospace;
  line-height: 1.5;
}

/* ================= NAV ================= */

nav {
  width: 100%;
  padding: 16px 24px;
  border-bottom: 1px solid #111;
  background: #0a0a0a;
  position: sticky;
  top: 0;
  z-index: 10;
}

nav a {
  color: #00ff9c;
  text-decoration: none;
  margin-right: 16px;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  opacity: 0.8;
}

nav a:hover {
  opacity: 1;
}

/* ================= MAIN ================= */

main {
  max-width: 1000px;
  margin: auto;
  padding: 40px 24px;
}

/* ================= HEADINGS ================= */

h1, h2, h3 {
  font-weight: normal;
  letter-spacing: 0.2em;
  color: #00ff9c;
  margin-top: 0;
}

h1 {
  font-size: 1.8rem;
}

h2 {
  font-size: 1.2rem;
  opacity: 0.9;
}

h3 {
  font-size: 0.9rem;
  opacity: 0.7;
}

/* ================= TEXT ================= */

p {
  margin-bottom: 1.2em;
  opacity: 0.9;
}

a {
  color: #00ff9c;
  text-decoration: none;
  border-bottom: 1px solid rgba(0,255,156,0.3);
}

a:hover {
  border-bottom: 1px solid #00ff9c;
}

/* ================= LISTS ================= */

ul {
  padding-left: 20px;
}

li {
  margin-bottom: 6px;
}

/* ================= FOOTER ================= */

footer {
  margin-top: 60px;
  padding: 24px;
  border-top: 1px solid #111;
  font-size: 0.7rem;
  opacity: 0.6;
  text-align: center;
}

/* ================= UTILITIES ================= */

.center {
  text-align: center;
}

.muted {
  opacity: 0.6;
}

.spacer {
  height: 40px;
}