:root {
  --bg: #0f1115;
  --bg-alt: #161920;
  --text: #e8e9ec;
  --muted: #9aa0ac;
  --accent: #5b8cff;
  --border: #242831;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

.nav-brand { font-weight: 700; letter-spacing: 0.02em; }

.nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 1.5rem;
  transition: color 0.15s ease;
}

.nav a:hover { color: var(--text); }

.hero {
  padding: 6rem 2rem 4rem;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  color: var(--accent);
}

.cursor {
  display: inline-block;
  animation: blink 1s step-start infinite;
  color: var(--accent);
}

@keyframes blink { 50% { opacity: 0; } }

.hero p {
  color: var(--muted);
  margin-top: 0.75rem;
}

.section {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
}

.section h2 {
  color: var(--accent);
  margin-bottom: 1rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.75rem;
  list-style: none;
}

.skills-grid li {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  text-align: center;
}

a { color: var(--accent); }

footer {
  text-align: center;
  padding: 2rem;
  color: var(--muted);
  font-size: 0.875rem;
}