body {
  font-family: Poppins;
  margin: 0;
  background: white;
}

header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #dbeafe;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 24px;
  min-height: 80px;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 56px;
  max-height: 56px;
  width: auto;
  display: block;
  transition: transform 0.3s ease;
}

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

.nav-menu {
  display: flex;
  gap: 4px;
}

.nav-btn {
  padding: 8px 12px;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: #374151;
  display: flex;
  gap: 6px;
  align-items: center;
  font-size: 0.95rem;
  font: inherit;
  cursor: pointer;
  transition: background 0.3s, color 0.3s;
}

.menu-home {
  background: transparent;
  color: #374151;
}

.menu-sobre {
  background: #dbeafe;
  color: #1d4ed8;
}

.menu-suporte {
  background: transparent;
}

.nav-btn:hover {
  background: #eff6ff;
}

@media (max-width: 768px) {
  header {
    padding: 8px 12px;
    min-height: auto;
    gap: 8px;
    flex-wrap: wrap;
  }

  .logo img {
    height: 40px;
    max-height: 40px;
  }

  .nav-menu {
    gap: 4px;
    flex-wrap: wrap;
  }

  .nav-btn {
    padding: 0.4rem 0.6rem;
    font-size: 0.85rem;
  }
}

.social-layout {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 20px;
  padding: 40px;
  max-width: 1200px;
  margin: auto;
}

.video {
  background: #000;
  height: 350px;
  border-radius: 10px;
}

.photo {
  background: #ddd;
  height: 350px;
  border-radius: 10px;
  margin-bottom: 20px;
}

.texto {
  grid-column: 1/4;
  text-align: center;
  padding: 40px;
}