body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background: #0f172a;
  color: #e2e8f0;
}

/* HERO */
.hero {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  text-align: center;
}

.hero h1 {
  font-size: 3rem;
}

.subtitle {
  color: #38bdf8;
  font-size: 1.5rem;
}

.tagline {
  margin: 20px 0;
}

.btn {
  padding: 10px 20px;
  background: #38bdf8;
  color: black;
  text-decoration: none;
  border-radius: 5px;
}

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

h2 {
  border-bottom: 2px solid #38bdf8;
  padding-bottom: 10px;
}

/* SKILLS */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 15px;
}

.skills-grid div {
  background: #1e293b;
  padding: 10px;
  text-align: center;
  border-radius: 8px;
}

/* CARDS */
.card {
  background: #1e293b;
  padding: 15px;
  margin-top: 15px;
  border-radius: 8px;
}

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