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

/* CONFIGURAÇÃO BASE */
body {
  font-family: 'Segoe UI', sans-serif;
  background: #fff0f5;
  color: #333;
  text-align: center;
  overflow-x: hidden;
}

/* CABEÇALHO */
header {
  background-color: #ff69b4;
  color: white;
  padding: 2rem 1rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

header h1 {
  font-size: 2rem;
  animation: pulse 2s infinite;
}

/* CONTEÚDO GERAL */
main {
  padding: 2rem;
}

.mensagem,
.galeria,
.final,
.carta {
  margin-bottom: 3rem;
  padding: 1rem;
}

.mensagem p,
.final p,
.carta p {
  font-size: 1.2rem;
  margin-top: 1rem;
  line-height: 1.8;
}

/* GALERIA DE IMAGENS */
.galeria .imagens {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-top: 1rem;
}

.galeria img {
  width: 300px;
  height: 200px;
  border-radius: 12px;
  box-shadow: 0 4px 12px #ccc;
  transition: transform 0.3s ease;
}

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

/* CARTA DE AMOR */
.carta-body {
  background-color: #fff0f5;
  position: relative;
}

.carta {
  max-width: 600px;
  margin: 4rem auto 2rem;
  padding: 2rem;
  background-color: white;
  border-radius: 12px;
  box-shadow: 0 0 20px #ff99c8;
  font-size: 1.2rem;
  line-height: 1.8;
  position: relative;
  z-index: 1;
}

.carta h1 {
  margin-bottom: 1.5rem;
  color: #ff4d6d;
}

/* BOTÕES COM SETA */
.botao-link {
  margin: 2rem 0;
}

.btn {
  background-color: #ff69b4;
  color: white;
  padding: 0.9rem 1.8rem;
  border: none;
  border-radius: 30px;
  font-size: 1.1rem;
  text-decoration: none;
  box-shadow: 0 4px 10px #ff99c8;
  transition: background-color 0.3s, transform 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
}

.btn:hover {
  background-color: #ff85c1;
  transform: scale(1.05);
}

/* SETA ANIMADA */
.btn .seta {
  display: inline-block;
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.btn:hover .seta {
  transform: translateX(6px);
}

/* CORAÇÕES ANIMADOS */
.coracoes-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}

.heart {
  position: absolute;
  color: #ff4d6d;
  font-size: 20px;
  animation: floatUp 5s linear infinite;
  opacity: 0.8;
}

@keyframes floatUp {
  0% {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
  100% {
    transform: translateY(-100vh) scale(1.5);
    opacity: 0;
  }
}

/* ANIMAÇÃO DE PULSAÇÃO */
@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.pulse {
  animation: pulse 1.5s infinite;
}

/* RODAPÉ */
footer {
  background: #ff69b4;
  color: white;
  padding: 1rem;
  font-size: 1rem;
  margin-top: 2rem;
}

/* RESPONSIVO */
@media (max-width: 768px) {
  .galeria img {
    width: 90%;
    height: auto;
  }

  header h1 {
    font-size: 1.5rem;
  }

  .btn {
    width: 90%;
    font-size: 1rem;
  }

  .carta {
    margin: 2rem 1rem;
  }
}
.btn .seta {
  display: inline-block;
  margin-left: 10px;
  transition: transform 0.3s ease;
}

.btn:hover .seta {
  transform: translateX(6px);
}