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

html {
  scroll-behavior: smooth;
}

body {
  transition: background-color 0.4s ease, color 0.4s ease;
}

body {
  background-color: #111;
  color: #f5f5f5;
  font-family: 'Poppins', sans-serif;
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: #f5f5f5;
}

ul {
  list-style: none;
}

/* === TOPO === */
header.topo {
  background-color: #1b1b1b;
  padding: 20px 10%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #2e2e2e;
}

.logo {
  font-size: 1.5em;
  font-weight: bold;
  color: #c7a349;
}

nav ul {
  display: flex;
  gap: 30px;
}

nav ul li a:hover {
  color: #c7a349;
  transition: 0.2s;
}

/* === HERO === */
.hero {
  text-align: center;
  padding: 80px 10% 60px;
  background: linear-gradient(to bottom, #141414, #0d0d0d);
}

.hero h1 {
  font-size: 2.5em;
  margin-bottom: 20px;
}

.hero p {
  max-width: 700px;
  margin: 0 auto 30px;
  color: #ccc;
}

.cta {
  display: inline-block;
  background-color: #c7a349;
  color: #000;
  padding: 12px 28px;
  border-radius: 6px;
  font-weight: 600;
  transition: 0.3s;
}

.cta:hover {
  background-color: #ffd672;
  box-shadow: 0 0 8px #c7a34980;
}

/* === ALERTA / URGÊNCIA === */
.alerta {
  padding: 60px 10%;
  background-color: #2a0000;
  text-align: center;
}

.alerta h2 {
  font-size: 2em;
  margin-bottom: 10px;
  color: #ff6a6a;
}

.alerta a.secundario {
  margin-top: 20px;
  display: inline-block;
  background-color: #000;
  border: 1px solid #ff6a6a;
  color: #ff6a6a;
  padding: 10px 20px;
  border-radius: 4px;
}

.alerta a:hover {
  background-color: #440000;
}

/* === SEÇÕES INTERNAS === */
section {
  padding: 60px 10%;
}

section h1, section h2 {
  color: #e2e2e2;
  margin-bottom: 20px;
}

section p, section li {
  color: #ccc;
  margin-bottom: 14px;
}

/* === RODAPÉ === */
footer {
  background-color: #1b1b1b;
  color: #888;
  padding: 30px 10%;
  text-align: center;
  font-size: 0.9em;
  border-top: 1px solid #333;
}

footer .sigilo {
  font-style: italic;
  color: #666;
  margin-top: 8px;
}

/* === RESPONSIVIDADE === */
@media (max-width: 768px) {
  nav ul {
    flex-direction: column;
    align-items: center;
  }

  .hero h1 {
    font-size: 1.8em;
  }

  .cta {
    padding: 10px 20px;
  }

  section {
    padding: 40px 6%;
  }

  /* === ANIMAÇÃO DE ENTRADA (FADE-IN) === */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.8s ease-out;
}

.fade-in.show {
  opacity: 1;
  transform: translateY(0);
}
/* === MODO ESCURO ALTERNATIVO (DARK MODE REVERSO) === */
.modo-escuro {
  background-color: #f4f4f4;
  color: #111;
}

.modo-escuro header.topo {
  background-color: #fff;
}

.modo-escuro .cta {
  background-color: #222;
  color: #f4f4f4;
}

.modo-escuro a:hover {
  color: #c7a349;
}

}
.centralizado {
  text-align: center;
  padding: 60px 20px;
}

.centralizado h2 {
  font-size: 2em;
  margin-bottom: 20px;
}

.centralizado p {
  font-size: 1.1em;
  max-width: 700px;
  margin: 0 auto 30px;
}

.centralizado .cta {
  display: inline-block;
  margin-top: 10px;
}