:root {
  --primary: #00c8ff;
  --dark-bg: #060b15;
  --light-text: #e9eef9;
  --muted-text: #b8c7e0;
}

/* Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Inter", sans-serif;
}

/* Corpo */
body {
  background-color: var(--dark-bg);
  color: var(--light-text);
  overflow-x: hidden;
  scroll-behavior: smooth;
}

/* Navbar */
.navbar {
  position: fixed;
  width: 100%;
  top: 0;
  padding: 20px 0;
  background: rgba(5, 10, 25, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  z-index: 999;
}
.nav-container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  color: var(--primary);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}
.nav-links {
  list-style: none;
  display: flex;
  gap: 25px;
}
.nav-links a {
  color: var(--light-text);
  text-decoration: none;
  font-weight: 500;
  transition: 0.3s;
}
.nav-links a:hover {
  color: var(--primary);
}

/* Hero */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  background: #060b15;
}
.overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 750px;
  padding: 0 20px;
}
.hero h1 {
  font-size: 2.8rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 20px;
}
.hero p {
  font-size: 1.1rem;
  color: #d0d8f0;
  margin-bottom: 30px;
}

/* Botões */
.cta-button {
  background: linear-gradient(90deg, #00c8ff, #007bff);
  color: #fff;
  padding: 14px 30px;
  border-radius: 35px;
  text-decoration: none;
  font-weight: 600;
  transition: 0.3s;
}
.cta-button:hover {
  transform: scale(1.08);
  box-shadow: 0 0 15px var(--primary);
}

/* Seções */
section {
  padding: 100px 20px;
  text-align: center;
}
.section-anchor {
  scroll-margin-top: 90px;
}
h2 {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 40px;
}

/* Cards */
.service-cards,
.steps,
.testimonial-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  max-width: 1100px;
  margin: auto;
}
.service-card,
.step,
.testimonial-card {
  background: #0b1326;
  border-radius: 15px;
  padding: 25px;
  transition: 0.3s;
  border: 1px solid rgba(0, 255, 255, 0.08);
}
.service-card:hover,
.step:hover,
.testimonial-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 0 20px rgba(0, 200, 255, 0.3);
}
.icon {
  font-size: 2.8rem;
  color: var(--primary);
  margin-bottom: 15px;
}

/* CTA final */
.cta {
  background: linear-gradient(180deg, #071121, #0b1326);
  text-align: center;
  padding: 120px 20px;
}
.cta p {
  color: var(--muted-text);
  max-width: 600px;
  margin: 0 auto 30px;
}

/* Rodapé */
.footer {
  background: #050914;
  text-align: center;
  padding: 28px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--muted-text);
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s ease-out, transform 1s ease-out;
}
.footer.show {
  opacity: 1;
  transform: translateY(0);
}
.footer .brand-mini {
  font-size: 0.9rem;
  color: #b8c7e0;
  margin-bottom: 24px; /* espaçamento real aumentado */
  letter-spacing: 0.3px;
}
.footer .brand-mini b {
  color: var(--light-text);
  font-weight: 700;
}
.footer .social {
  display: flex;
  justify-content: center;
  gap: 18px;
  margin-top: 4px;
}
.icon-social {
  width: 24px;
  height: 24px;
  filter: invert(85%);
  opacity: 0.9;
  transition: 0.3s;
}
.footer .social a:hover .icon-social {
  filter: invert(100%);
  opacity: 1;
}

/* WhatsApp flutuante */
.whatsapp-button {
  position: fixed;
  bottom: 25px;
  right: 25px;
  background: linear-gradient(135deg, #00c8ff, #007bff);
  color: #fff;
  padding: 18px 22px;
  border-radius: 50%;
  font-size: 1.6rem;
  text-decoration: none;
  box-shadow: 0 0 20px rgba(0, 200, 255, 0.7);
  animation: pulse 2s infinite;
  transition: all 0.3s ease;
  z-index: 999;
}
.whatsapp-button:hover {
  transform: scale(1.1);
  box-shadow: 0 0 30px rgba(0, 200, 255, 1);
}
@keyframes pulse {
  0% {
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.4);
  }
  50% {
    box-shadow: 0 0 25px rgba(0, 255, 255, 0.8);
  }
  100% {
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.4);
  }
}

/* Fade-in */
.fade-in {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s ease-out, transform 1s ease-out;
}
.show {
  opacity: 1;
  transform: translateY(0);
}

/* Responsivo */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }
  .nav-links {
    display: none;
  }
}