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

body, html {
  height: 100%;
  font-family: Arial, sans-serif;
  color: #fff;
  overflow-x: hidden;
}

/* ===================
   HERO / PARALLAX
=================== */
.hero {
  position: relative;
  min-height: 100vh; /* agora cresce conforme o conteúdo */
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.layer {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  transform: translateZ(0);
  will-change: transform;
  pointer-events: none;
}

.sky {
  background: linear-gradient(to top, #1e3c72, #2a5298);
  z-index: 1;
}

.sun {
  background: radial-gradient(circle at 80% 20%, #ffdd55, #ff9900 40%, transparent 60%);
  z-index: 2;
  mix-blend-mode: screen;
}

.clouds {
  background: radial-gradient(circle at 20% 40%, #ffffffaa, transparent 30%),
              radial-gradient(circle at 60% 30%, #ffffff99, transparent 25%),
              radial-gradient(circle at 80% 50%, #ffffff88, transparent 20%);
  z-index: 3;
}

.mountains {
  background: linear-gradient(to top, #2c3e50, transparent 40%),
              linear-gradient(to top, #34495e, transparent 60%),
              linear-gradient(to top, #2c3e50, transparent 80%);
  z-index: 4;
}

/* ===================
   HERO CONTENT
=================== */
.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  top: 50%;
  transform: translateY(-50%);
  padding: 0 20px;
}

.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 10px;
  text-shadow: 0 4px 10px rgba(0,0,0,0.6);
}

.hero-content p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  text-shadow: 0 2px 6px rgba(0,0,0,0.5);
}

.hero-content .botoes-apresentacao {
  margin-top: 20px;
}

/* ===================
   BOTÕES
=================== */
.btn-home-c {
  display: inline-block;
  padding: 10px 15px;
  margin: 5px;
  background-color: #ffd700;
  color: black;
  font-weight: bold;
  border-radius: 5px;
  text-decoration: none;
  transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn-home-c:hover {
  background-color: #e6c200;
  transform: translateY(-2px);
}

.btn-card {
  display: inline-block;
  padding: 10px 15px;
  background-color: #4a90e2;
  color: white;
  border-radius: 5px;
  text-decoration: none;
  transition: background-color 0.3s ease;
}

.btn-card:hover {
  background-color: #2d6bb8;
}

/* ===================
   CARDS INTEGRADOS
=================== */
.cards-container {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  position: relative;
  z-index: 10;
  .cards-container {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  position: relative;
  z-index: 10;
  margin: 60px auto 40px auto; /* afasta dos botões e do footer */
  padding: 20px;
}
  padding-bottom: 50px;
}

.card-box {
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  padding: 20px;
  border-radius: 12px;
  width: 300px;
  max-width: 90%;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0,0,0,0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}

.card-box:hover {
  transform: translateY(-10px);
  box-shadow: 0 12px 25px rgba(0,0,0,0.6);
}

.card-box h3 {
  color: #ffd700;
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.card-box p {
  font-size: 1rem;
  margin-bottom: 15px;
}

/* ===================
   FOOTER
=================== */
footer {
  background: #111;
  text-align: center;
  padding: 15px;
  font-size: 0.9rem;
}

/* ===================
   RESPONSIVIDADE
=================== */
@media screen and (max-width: 992px) {
  .cards-container {
    margin-top: 40px; /* menos espaço para não sumir */
  }
  .card-box {
    width: 45%; /* dois por linha */
  }
}

@media screen and (max-width: 768px) {
  .hero-content {
    top: auto;
    transform: none;
    margin-top: 80px;
  }

  .cards-container {
    flex-direction: column;
    align-items: center;
    margin-top: 30px;
  }

  .card-box {
    width: 90%;
  }
}