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

html, body {
  height: 100%;
}

body {
  background-color: #f5f5f5;
  color: #333;
  display: flex;
  flex-direction: column;
}

/* =======================
   HEADER
======================= */
header {
  background-color: #000;
  color: #fff;
  padding: 20px 10px;
}

.logo-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 15px;
}

.logo-container h1 {
  font-size: 1.8rem;
  color: #fff;
}

.logo-container p {
  font-size: 1rem;
  color: #fff;
}

.logo {
  width: 180px;
  height: 150px;
  object-fit: cover;
}

.social a img {
  width: 30px;
  height: 30px;
  margin-left: 10px;
  transition: transform 0.2s;
}

.social a img:hover {
  transform: scale(1.1);
}

/* =======================
   ANÚNCIO NEON
======================= */
.anuncio-neon {
  background-color: #111;
  color: #0ff;
  text-align: center;
  padding: 10px;
  font-weight: bold;
  font-size: 1.2rem;
  text-shadow: 0 0 5px #0ff, 0 0 10px #0ff;
  margin: 20px auto;
}

/* =======================
   GRID PRINCIPAL
======================= */
main {
  flex: 1; /* faz o main ocupar todo espaço disponível */
}

.grid-container {
  display: grid;
  grid-template-columns: 2fr 1fr; /* coluna esquerda maior */
  gap: 20px;
  padding: 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.right-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* =======================
   CARDS
======================= */
.card {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 10px;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
}

.card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s;
}

.card:hover img {
  transform: scale(1.05);
}

.card-text {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 15px;
  background: rgba(0,0,0,0.5);
  color: #fff;
  text-align: center;
}

.card-text h2 {
  font-size: 1.5rem;
}

/* Tamanhos específicos - maior destaque no desktop */
.card.big {
  height: 450px; /* maior que antes */
}

.card.small {
  height: 220px; /* maior que antes */
}

/* =======================
   FOOTER
======================= */
footer {
  background-color: #000;
  color: #fff;
  text-align: center;
  padding: 20px 10px;
}

/* =======================
   ANIMAÇÃO NEON
======================= */
@keyframes neon-glow {
  0%, 100% {
    text-shadow: 0 0 5px #0ff, 0 0 10px #0ff, 0 0 20px #0ff, 0 0 40px #0ff;
    color: #0ff;
  }
  50% {
    text-shadow: 0 0 10px #0ff, 0 0 20px #0ff, 0 0 30px #0ff, 0 0 50px #0ff;
    color: #0ff;
  }
}

.anuncio-neon {
  animation: neon-glow 1.5s ease-in-out infinite;
}

/* =======================
   ANÚNCIO NEON COM BORDA
======================= */
.anuncio-neon {
  background-color: #111;
  color: #0ff;
  text-align: center;
  padding: 15px 20px;
  font-weight: bold;
  font-size: 1.2rem;
  border: 3px solid #0ff;
  border-radius: 10px;
  text-shadow: 0 0 5px #0ff, 0 0 10px #0ff;
  margin: 20px auto;
  display: inline-block;
  animation: neon-border 1.5s ease-in-out infinite, neon-text 1.5s ease-in-out infinite;
}

/* Animação da borda neon */
@keyframes neon-border {
  0%, 100% {
    box-shadow: 0 0 5px #0ff, 0 0 10px #0ff, 0 0 20px #0ff, 0 0 40px #0ff;
  }
  50% {
    box-shadow: 0 0 10px #0ff, 0 0 20px #0ff, 0 0 30px #0ff, 0 0 60px #0ff;
  }
}

/* Animação do texto neon */
@keyframes neon-text {
  0%, 100% {
    text-shadow: 0 0 5px #0ff, 0 0 10px #0ff;
  }
  50% {
    text-shadow: 0 0 10px #0ff, 0 0 20px #0ff, 0 0 30px #0ff;
  }
}


/* =======================
   RESPONSIVIDADE
======================= */

/* Tablets: grid vira uma coluna, cards pequenos lado a lado */
@media (max-width: 1024px) {
  .grid-container {
    grid-template-columns: 1fr; 
  }

  .right-cards {
    flex-direction: row;
    gap: 20px;
  }

  .card.big {
    height: 350px;
  }

  .card.small {
    height: 180px;
  }
}

/* Celulares: tudo em coluna única, cards menores */
@media (max-width: 768px) {
  .right-cards {
    flex-direction: column;
    gap: 15px;
  }

  .card.big {
    height: 250px;
  }

  .card.small {
    height: 120px;
  }

  .card-text h2 {
    font-size: 1.2rem;
  }

  .anuncio-neon {
    font-size: 1rem;
  }

  .logo-container {
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }

  .social a img {
    width: 25px;
    height: 25px;
  }
}

/* Celulares muito pequenos */
@media (max-width: 480px) {
  .card.big {
    height: 200px;
  }

  .card.small {
    height: 100px;
  }

  .card-text h2 {
    font-size: 1rem;
  }

  .anuncio-neon {
    font-size: 0.9rem;
  }

  .grid-container {
    padding: 10px;
  }
}