/* Container e grid principal */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* Layout base com grid de 12 colunas */
.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-3);
}

/* Cabeçalho */
.site-header {
  background-color: var(--color-primary);
  color: #fff;
  padding: var(--space-2) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  height: 60px;
}

/* Navegação */
.nav-list {
  display: flex;
  gap: var(--space-2);
  list-style: none;
}

.nav-list a {
  color: white;
  text-decoration: none;
  font-weight: 500;
  padding: var(--space-1) var(--space-2);
  border-radius: 8px;
  transition: background 0.3s;
}

.nav-list a:hover,
.nav-list a:focus {
  background-color: var(--color-primary-light);
}

/* Menu hamburguer (mobile) */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: var(--font-size-lg);
  cursor: pointer;
}

/* Hero section */
.hero {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent));
  color: white;
  text-align: center;
  padding: var(--space-5) var(--space-3);
}

.hero h1 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

.hero .lead {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-3);
}

/* Rodapé */
.site-footer {
  background: #111;
  color: #ccc;
  text-align: center;
  padding: var(--space-3) 0;
  margin-top: var(--space-5);
}

/* Responsividade */
@media (max-width: 992px) {
  .nav-list {
    display: none;
    flex-direction: column;
    background: var(--color-primary);
    position: absolute;
    top: 70px;
    right: 10px;
    width: 200px;
    border-radius: 8px;
  }

  .nav-list.active {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: var(--font-size-lg);
  }
}