:root {
  --primary: #00bcd4;
  --background: #111;
  --surface: #1a1a1a;
  --text: #eee;
  --accent: #008ba3;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Montserrat', 'Roboto', sans-serif;
  background: var(--background);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 0;
}

.section {
  padding: 4rem 0;
  background: var(--surface);
  text-align: center;
  border-bottom: 1px solid #333;
}

.section h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  font-weight: 600;
  color: var(--primary);
}

.section p {
  font-size: 1.1rem;
  max-width: 750px;
  margin: 0 auto 2rem;
  color: #ccc;
}

/* Hero Section */
#hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #000, #1f1f1f);
  position: relative;
  overflow: hidden;
}

.hero-content {
  text-align: center;
  z-index: 2;
  padding: 1rem;
}

.hero-content h1 {
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.logo {
  max-width: 220px;
  margin-bottom: 1rem;
  transition: transform 0.5s ease;
}

.logo:hover {
  transform: scale(1.05);
}

.btn {
  background: var(--primary);
  color: #fff;
  padding: 0.8rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn:hover {
  background: var(--accent);
  transform: scale(1.05);
}

/* Serviços */
.services {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}

.service-item {
  background: #1f1f1f;
  padding: 2rem;
  border-radius: 12px;
  width: 270px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 2px 10px rgba(0,188,212,0.1);
}

.service-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 6px 20px rgba(0,188,212,0.2);
}

.service-item i {
  color: var(--primary);
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.service-item h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
}

/* Empresas */
.systems {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  margin-top: 2rem;
}

.systems a {
  display: inline-block;
  transition: transform 0.4s ease;
}

.systems a:hover {
  transform: scale(1.08) rotate(1deg);
}

.systems img {
  max-width: 120px;
  height: auto;
  filter: drop-shadow(0 0 10px rgba(0,188,212,0.3));
}

/* Rodapé */
footer#rodape {
  background: #000;
  color: #aaa;
  text-align: center;
  padding: 2rem 0;
  font-size: 0.9rem;
}

footer#rodape p {
  margin: 0.5rem 0;
}

/* Responsivo */
@media (max-width: 768px) {
  .services, .systems {
    flex-direction: column;
  }

  .hero-content h1 {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 1.6rem;
  }

  .btn {
    font-size: 1rem;
    padding: 0.6rem 1.2rem;
  }

  .service-item {
    width: 90%;
    padding: 1.5rem;
  }

  .systems img {
    max-width: 100px;
  }

  .section h2 {
    font-size: 2rem;
  }

  .section p {
    font-size: 1rem;
  }

  .container {
    padding: 2rem 1rem;
  }
}