/* ===== Global Reset ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ===== Base Styles ===== */
body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: #0d1117;
  color: #e6edf3;
  line-height: 1.6;
}

a {
  color: #58a6ff;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ===== Layout ===== */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

/* ===== Navigation ===== */
.site-header {
  border-bottom: 1px solid #30363d;
}

.nav {
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-left {
  font-family: monospace;
  font-weight: bold;
}

.nav-right a {
  margin-left: 1.5rem;
  font-family: monospace;
}

/* ===== Hero ===== */
.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.hero h1 span {
  color: #58a6ff;
}

.hero p {
  max-width: 600px;
  margin-bottom: 2rem;
  color: #9da7b3;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  border: 1px solid #58a6ff;
  color: #0d1117;
  background-color: #58a6ff;
  margin-right: 1rem;
  font-family: monospace;
}

.btn.outline {
  background: transparent;
  color: #58a6ff;
}

.btn:hover {
  opacity: 0.9;
}

/* ===== Cards ===== */
.card {
  border: 1px solid #30363d;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border-radius: 6px;
}

.card h3 {
  margin-bottom: 0.5rem;
}

/* ===== Footer ===== */
.site-footer {
  text-align: center;
  padding: 2rem;
  font-size: 0.9rem;
  color: #9da7b3;
}