/* ================= style.css ================= */
:root {
  --azul-escuro: #0b1e77;
  --azul-medio: #1f3cff;
  --azul-claro: #5bbcff;
  --cinza: #6b7280;
  --bg: #f8fafc;
}

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

body {
  font-family: 'Poppins', sans-serif;
  background: var(--bg);
  color: #111827;
}

.header {
  background: linear-gradient(120deg, var(--azul-escuro), var(--azul-medio));
  padding: 28px 8%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.logo {
  height: 48px;
  background: #ffffff;
  padding: 6px 10px;
  border-radius: 8px;
}



.hero {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  padding: 80px 8%;
  align-items: center;
}

.hero-text h1 {
  font-size: 3rem;
  line-height: 1.2;
  color: var(--azul-escuro);
}

.hero-text p {
  margin: 24px 0;
  font-size: 1.1rem;
  color: var(--cinza);
}

.hero-text button {
  background: linear-gradient(120deg, var(--azul-medio), var(--azul-claro));
  border: none;
  padding: 14px 32px;
  border-radius: 999px;
  color: #ffffff;
  font-size: 1rem;
  cursor: pointer;
}

.hero-card {
  background: #ffffff;
  border-radius: 24px;
  padding: 40px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.section {
  padding: 80px 8%;
}

.section h2 {
  text-align: center;
  font-size: 2.2rem;
  color: var(--azul-escuro);
  margin-bottom: 48px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
}

.card {
  background: #ffffff;
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.06);
}

.cta {
  background: linear-gradient(120deg, var(--azul-escuro), var(--azul-medio));
  color: #ffffff;
  text-align: center;
  padding: 64px 8%;
}

.footer {
  background: #020617;
  color: #9ca3af;
  padding: 32px 8%;
  text-align: center;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

.logo {
  height: 48px;
  background: #ffffff;
  padding: 8px 14px;
  border-radius: 10px;
}

.nav {
  display: flex;
  align-items: center;
}

.nav a {
  color: #ffffff;
  margin-left: 36px;
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  position: relative;
  opacity: 0.95;
}

/* underline moderno no hover */
.nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--azul-claro);
  transition: width .3s ease;
}

.nav a:hover::after {
  width: 100%;
}

.nav a:hover {
  opacity: 1;
}