* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  background: #0f172a;
  color: #e5e7eb;
  line-height: 1.6;
}

/* NAVBAR */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: #020617;
  padding: 15px 30px;
  display: flex;
  justify-content: space-between;
  z-index: 100;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 20px;
}

.nav-links a {
  color: #e5e7eb;
  text-decoration: none;
}

/* HERO */
.hero {
  padding: 140px 20px 80px;
  text-align: center;
}

.hero h1 {
  font-size: 2.5rem;
}

.hero h2 {
  color: #38bdf8;
  margin: 10px 0;
}

.buttons {
  margin-top: 30px;
}

.btn {
  padding: 12px 22px;
  border-radius: 6px;
  text-decoration: none;
  margin: 0 8px;
}

.primary {
  background: #2563eb;
  color: white;
}

.secondary {
  border: 1px solid #2563eb;
  color: #2563eb;
}

/* SECTIONS */
.section {
  max-width: 900px;
  margin: auto;
  padding: 60px 20px;
}

.dark {
  background: #020617;
}

.card {
  background: #020617;
  padding: 25px;
  margin-bottom: 20px;
  border-radius: 8px;
}

.card a {
  color: #38bdf8;
  text-decoration: none;
}

/* SKILLS */
.skills {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 20px;
  background: #020617;
  font-size: 0.9rem;
}