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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: #f5f7fb;
  color: #1c1c1c;
}

/* HERO */

.hero {
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, #0f4fc5, transparent 30%),
    linear-gradient(135deg, #021634 0%, #0a2f63 100%);
  color: white;
  padding: 30px 8%;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 70px;
}

.logo {
  width: 180px;
}

.menu {
  display: flex;
  gap: 35px;
}

.menu a {
  text-decoration: none;
  color: white;
  font-weight: 500;
  transition: 0.3s;
}

.menu a:hover {
  color: #69a8ff;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.tag {
  display: inline-block;
  background: rgba(255,255,255,0.12);
  padding: 12px 18px;
  border-radius: 50px;
  margin-bottom: 25px;
  font-size: 14px;
  letter-spacing: 1px;
}

.hero-text h1 {
  font-size: 58px;
  line-height: 1.1;
  margin-bottom: 25px;
  font-weight: 800;
}

.hero-text p {
  font-size: 18px;
  line-height: 1.8;
  color: #d9e3f5;
  margin-bottom: 35px;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  margin-bottom: 40px;
}

.btn-primary,
.btn-secondary {
  padding: 16px 28px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  transition: 0.3s;
}

.btn-primary {
  background: #1e7cff;
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: #3d91ff;
}

.btn-secondary {
  border: 1px solid rgba(255,255,255,0.3);
  color: white;
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.08);
}

.hero-image img {
  width: 100%;
  border-radius: 30px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.hero-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.mini-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 16px 18px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  backdrop-filter: blur(6px);
}

.mini-card i {
  color: #69a8ff;
}

/* SECTION */

.section {
  padding: 100px 8%;
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title span {
  color: #1e7cff;
  font-weight: 700;
  letter-spacing: 2px;
  font-size: 14px;
}

.section-title h2 {
  font-size: 42px;
  margin-top: 14px;
  color: #0b2347;
}

/* ABOUT */

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.about-card {
  background: white;
  padding: 40px;
  border-radius: 24px;
  box-shadow: 0 12px 35px rgba(0,0,0,0.08);
  transition: 0.3s;
}

.about-card:hover {
  transform: translateY(-5px);
}

.about-card i {
  font-size: 42px;
  color: #1e7cff;
  margin-bottom: 20px;
}

.about-card h3 {
  margin-bottom: 16px;
  font-size: 24px;
}

.about-card p {
  color: #5e6675;
  line-height: 1.7;
}

/* DARK SECTION */

.dark-section {
  background: linear-gradient(135deg, #071a35, #0d3267);
  color: white;
}

.dark-section .section-title h2 {
  color: white;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.feature-item {
  background: rgba(255,255,255,0.08);
  border-radius: 24px;
  padding: 35px;
  border: 1px solid rgba(255,255,255,0.08);
}

.feature-item i {
  font-size: 40px;
  margin-bottom: 22px;
  color: #7db7ff;
}

.feature-item h3 {
  margin-bottom: 15px;
  font-size: 22px;
}

.feature-item p {
  color: #d3def0;
  line-height: 1.7;
}

/* MONITORAMENTO */

.monitoramento {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.monitor-left img {
  width: 100%;
}

.section-badge {
  color: #1e7cff;
  font-weight: 700;
  letter-spacing: 2px;
}

.monitor-right h2 {
  font-size: 46px;
  margin: 20px 0;
  color: #0b2347;
}

.monitor-right p {
  color: #5d6675;
  line-height: 1.9;
  margin-bottom: 30px;
}

.monitor-right ul {
  list-style: none;
}

.monitor-right li {
  margin-bottom: 18px;
  font-size: 17px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.monitor-right li i {
  color: #1e7cff;
}

/* CTA */

.cta-section {
  padding: 80px 8%;
}

.cta-box {
  background: linear-gradient(135deg, #0a2d5f, #1350a3);
  padding: 70px;
  border-radius: 30px;
  text-align: center;
  color: white;
}

.cta-box h2 {
  font-size: 42px;
  margin-bottom: 20px;
}

.cta-box p {
  max-width: 850px;
  margin: auto;
  line-height: 1.8;
  color: #d7e5ff;
  margin-bottom: 35px;
}

/* FOOTER */

footer {
  background: #031327;
  color: white;
  padding: 50px 8% 30px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 50px;
  margin-bottom: 40px;
}

.footer-content h3,
.footer-content h4 {
  margin-bottom: 14px;
}

.footer-content p {
  color: #b5c0d1;
  line-height: 1.8;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  text-align: center;
  color: #8fa0b8;
}

/* RESPONSIVO */

@media (max-width: 1100px) {

  .hero-content,
  .monitoramento,
  .about-grid,
  .features-grid {
    grid-template-columns: 1fr;
  }

  .hero-text h1 {
    font-size: 42px;
  }

  .section-title h2,
  .monitor-right h2,
  .cta-box h2 {
    font-size: 34px;
  }

  .menu {
    display: none;
  }
}

@media (max-width: 700px) {

  .hero {
    padding-top: 20px;
  }

  .hero-text h1 {
    font-size: 34px;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .section {
    padding: 70px 6%;
  }

  .about-card,
  .feature-item,
  .cta-box {
    padding: 30px;
  }

  .footer-content {
    flex-direction: column;
  }
}