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

body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  background: linear-gradient(to bottom, #223b6f, #121e3a);
  color: white;
}

header {
  background: rgba(51, 51, 51, 0.8);
  backdrop-filter: blur(8px);
  color: #fff;
  padding: 15px;
  position: sticky;
  top: 0;
  z-index: 1000;
}

nav ul {
  display: flex;
  list-style: none;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

nav a {
  color: white;
  text-decoration: none;
  padding: 6px 12px;
  transition: 0.3s;
}

nav a:hover {
  background: #4c6ef5;
  border-radius: 8px;
}

section {
  padding: 60px 20px;
}

/* Container estilo vidro (IA ajudou a fazer)*/
.container {
  max-width: 1000px;
  width: 90%;
  margin: auto;
  background: rgba(255, 255, 255, 0.05);
  padding: 25px;
  border-radius: 15px;
  backdrop-filter: blur(10px);
}

h1, h2 {
  font-family: 'Poppins', sans-serif;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

h2 {
  font-size: 2rem;
  margin-bottom: 10px;
}

p {
  font-size: 1.05rem;
  color: #e0e0e0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 15px;
}

/* Imagens com efeito (IA ajudou a fazer)*/
img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 20px auto;
  border-radius: 12px;
  transition: transform 0.3s, box-shadow 0.3s;
}

img:hover {
  transform: scale(1.03);
  box-shadow: 0 10px 25px rgba(0,0,0,0.4);
}

footer {
  background: #111;
  color: white;
  text-align: center;
  padding: 20px;
}

/* Responsivo (IA ajudou a fazer)*/
@media (max-width: 600px) {
  nav ul {
    flex-direction: column;
    align-items: center;
  }

  section {
    padding: 30px 10px;
  }

  h1, h2 {
    text-align: center;
  }
}

.icone-animado {
  color: red;
  animation: pulsar 1s infinite;
}

@keyframes pulsar {
  0% { transform: scale(1); }
  50% { transform: scale(1.3); }
  100% { transform: scale(1); }
}

/* animação de ladinho (IA ajudou a fazer) */
nav i {
  margin-right: 5px;
  transition: 0.3s;
}

nav a:hover i {
  transform: rotate(15deg) scale(1.2);
  color: #00bcd4;
}