:root {
  --cor-primaria: #0f172a;
  --cor-destaque: #0000ff;
  --cor-neutra-1: #ffffff;
  --cor-neutra-2: #f8fafc;
  --cor-neutra-3: #e2e8f0;
  --cor-neutra-4: #475569;
  --font-titulo: 'Space Grotesk', sans-serif;
  --font-corpo: 'Inter', sans-serif;
  --radius-btn: 6px;
  --header-height: 70px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-corpo);
  color: var(--cor-primaria);
  background-color: var(--cor-neutra-1);
  line-height: 1.6;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-titulo);
  color: var(--cor-primaria);
  font-weight: 700;
  line-height: 1.2;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.header {
  position: sticky;
  top: 0;
  background-color: var(--cor-neutra-1);
  border-bottom: 1px solid var(--cor-neutra-3);
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
}
.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-family: var(--font-titulo);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--cor-primaria);
}
.nav-menu {
  display: flex;
  gap: 32px;
}
.nav-link {
  font-weight: 500;
  color: var(--cor-neutra-4);
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
}
.nav-link:hover {
  color: var(--cor-primaria);
}
.nav-link.active {
  color: var(--cor-destaque);
  border-bottom: 2px solid var(--cor-destaque);
}
.header-whatsapp {
  margin-left: 16px;
}
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--cor-primaria);
}
.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: var(--radius-btn);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: opacity 0.2s ease;
  border: none;
  font-family: var(--font-corpo);
}
.btn:hover { opacity: 0.9; }
.btn-primary {
  background-color: var(--cor-destaque);
  color: var(--cor-neutra-1);
}
.btn-secondary {
  background-color: var(--cor-neutra-3);
  color: var(--cor-primaria);
}
.footer {
  background-color: var(--cor-primaria);
  color: var(--cor-neutra-2);
  padding: 64px 0 0;
  margin-top: 64px;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  padding-bottom: 48px;
}
.footer-logo {
  color: var(--cor-neutra-1);
  margin-bottom: 16px;
  font-size: 1.25rem;
}
.footer-text {
  color: var(--cor-neutra-3);
  font-size: 0.95rem;
}
.footer-title {
  color: var(--cor-neutra-1);
  margin-bottom: 16px;
  font-size: 1.1rem;
}
.footer-links li, .footer-info li {
  margin-bottom: 12px;
  color: var(--cor-neutra-3);
  font-size: 0.95rem;
}
.footer-links a:hover {
  color: var(--cor-destaque);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
  color: var(--cor-neutra-4);
}
.floating-whatsapp {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background-color: #25d366;
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  transition: transform 0.2s ease;
}
.floating-whatsapp:hover {
  transform: scale(1.05);
}
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.card {
  background: var(--cor-neutra-2);
  border: 1px solid var(--cor-neutra-3);
  border-radius: 8px;
  padding: 24px;
}
.badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--cor-destaque);
  color: var(--cor-neutra-1);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 12px;
}
@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: var(--cor-neutra-1);
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--cor-neutra-3);
    gap: 16px;
  }
  .nav-menu.active { display: flex; }
  .header-whatsapp { display: none; }
  .mobile-menu-toggle { display: block; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}