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

/* BODY */
body {
  background: #0f172a;
  color: #e2e8f0;
}

/* HEADER */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 50px;
  background: #020617;
}

header h1 {
  color: #38bdf8;
}

/* MENU */
nav a {
  color: #e2e8f0;
  margin-left: 20px;
  text-decoration: none;
  transition: 0.3s;
}

nav a:hover {
  color: #38bdf8;
}

/* SEÇÕES */
section {
  padding: 60px 50px;
}

/* HERO */
.hero {
  text-align: center;
  padding-top: 100px;
}

.hero h2 {
  font-size: 40px;
  margin-bottom: 10px;
}

.hero p {
  font-size: 18px;
  color: #94a3b8;
}

/* PROJETOS */
.projects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

/* CARD */
.card {
  background: #020617;
  padding: 20px;
  border-radius: 10px;
  transition: 0.3s;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.5);
}

.card h3 {
  margin-bottom: 10px;
}

.card p {
  font-size: 14px;
  color: #94a3b8;
}

/* BOTÃO */
.btn {
  display: inline-block;
  margin-top: 10px;
  padding: 8px 12px;
  background: #38bdf8;
  color: #020617;
  border-radius: 5px;
  text-decoration: none;
  font-size: 14px;
  transition: 0.3s;
}

.btn:hover {
  background: #0ea5e9;
}

/* FOOTER */
footer {
  text-align: center;
  padding: 20px;
  background: #020617;
  margin-top: 40px;
}