body {
  margin: 0;
  font-family: Arial;
  background: linear-gradient(135deg, #020617, #0f172a);
  color: white;
}

/* HEADER */
.header {
  display: flex;
  justify-content: space-between;
  padding: 15px;
  background: rgba(0,0,0,0.5);
}

/* HERO */
.hero {
  text-align: center;
  padding: 80px;
  background: linear-gradient(135deg, #6366f1, #06b6d4);
}

/* GRID */
.grid {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}

/* CARD */
.card {
  background: rgba(255,255,255,0.05);
  padding: 20px;
  border-radius: 10px;
  width: 200px;
}

/* BOTÃO */
button {
  background: #22c55e;
  border: none;
  padding: 10px;
  color: white;
  border-radius: 6px;
}

/* LOGIN */
#loginModal {
  position: fixed;
  inset: 0;
  display: none;
  justify-content: center;
  align-items: center;
  background: rgba(0,0,0,0.7);
}

.box {
  background: #1e293b;
  padding: 20px;
}

/* LOADING */
#loading {
  text-align: center;
  padding: 20px;
}

/* TOAST */
#toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #22c55e;
  padding: 10px;
  display: none;
}