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

body {
  font-family: Arial, sans-serif;
  background: #a7c7e7;
  color: #0f172a;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* TOPO */
.topbar {
  width: 100%;
  padding: 24px 32px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  background: #1d4ed8;
  color: #ffffff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(29, 78, 216, 0.18);
}

.brand-name {
  font-size: 22px;
  font-weight: 700;
  color: #1e3a8a;
}

/* CENTRO */
.content {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.showcase {
  width: 100%;
  max-width: 640px;
  text-align: center;
}

.logo-box {
  width: 88px;
  height: 88px;
  margin: 0 auto 22px;
  background: #1e3a8a;
  color: #ffffff;
  border-radius: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 44px;
  font-weight: 700;
  box-shadow: 0 12px 28px rgba(29, 78, 216, 0.22);
}

h1 {
  font-size: 40px;
  font-weight: 700;
  color: #1e3a8a;
  margin-bottom: 8px;
}

h2 {
  font-size: 28px;
  font-weight: 600;
  color: #274690;
  margin-bottom: 14px;
}

.subtitle {
  font-size: 18px;
  color: #334155;
  margin-bottom: 28px;
}

.store-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.store-links a {
  display: inline-flex;
  transition: transform 0.2s ease;
}

.store-links a:hover {
  transform: scale(1.05);
}

.store-links img {
  width: 185px;
  height: auto;
  display: block;
}

/* RODAPÉ */
.footer {
  width: 100%;
  padding: 20px 24px 28px;
  text-align: center;
}

.footer p {
  font-size: 13px;
  color: #334155;
}

/* RESPONSIVO */
@media (max-width: 600px) {
  .topbar {
    padding: 20px;
  }

  .brand-name {
    font-size: 20px;
  }

  .logo-box {
    width: 78px;
    height: 78px;
    font-size: 40px;
    border-radius: 20px;
  }

  h1 {
    font-size: 32px;
  }

  h2 {
    font-size: 22px;
  }

  .subtitle {
    font-size: 16px;
  }

  .store-links img {
    width: 170px;
  }
}