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

/* BODY */
body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #0f172a, #1e293b);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* HEADER */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 50px;
  background: rgba(30,41,59,0.9);
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

header .logo {
  font-size: 1.8rem;
  font-weight: 700;
}

header nav a {
  margin-left: 25px;
  color: #ffffff;
  font-weight: 500;
  transition: color 0.3s ease;
}

header nav a:hover {
  color: #3b82f6;
}

/* HERO */
.hero {
  display: flex;
  justify-content: center;
  align-items: center;
  flex: 1;
  padding: 50px 20px;
}

.hero-box {
  background: rgba(255, 255, 255, 0.05);
  padding: 60px 40px;
  border-radius: 20px;
  text-align: center;
  max-width: 700px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.hero-box h1 {
  font-size: 3rem;
  margin-bottom: 20px;
  color: #ffffff;
}

.hero-box p {
  font-size: 1.2rem;
  margin-bottom: 35px;
  color: #cbd5e1;
}

.actions a {
  padding: 15px 30px;
  border-radius: 10px;
  margin: 10px;
  font-weight: 600;
  transition: all 0.3s ease;
  display: inline-block;
}

/* BOTÕES */
.btn {
  background: #3b82f6;
  color: #ffffff;
}

.btn:hover {
  background: #2563eb;
  transform: translateY(-3px);
}

.btn.secondary {
  background: #64748b;
}

.btn.secondary:hover {
  background: #475569;
  transform: translateY(-3px);
}

/* FOOTER */
footer {
  text-align: center;
  padding: 20px;
  background: rgba(0,0,0,0.4);
  color: #94a3b8;
  font-size: 0.9rem;
}