:root {
  --azul: #0A4C8A;
  --gris: #5A5A5A;
  --negro: #000000;
  --fondo-claro: #f5f5f5;
  --blanco: #ffffff;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  background-color: var(--fondo-claro);
  color: var(--negro);
  line-height: 1.5;
}

header {
  background: linear-gradient(135deg, var(--azul), #062f55);
  color: var(--blanco);
  padding: 2.5rem 1.5rem 3.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

header::before {
  content: "";
  position: absolute;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.2);
  top: -60px;
  right: -40px;
}

header::after {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.15);
  bottom: -140px;
  left: -120px;
}

.header-inner {
  max-width: 1000px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.logo {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
  opacity: 0.9;
}

h1 {
  font-size: clamp(1.9rem, 3vw + 1rem, 2.6rem);
  margin-bottom: 0.75rem;
}

.subtitle {
  font-size: 1rem;
  opacity: 0.9;
  max-width: 720px;
  margin: 0.5rem auto 1.5rem;
  color: var(--blanco);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(0, 0, 0, 0.25);
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 1rem;
}

.hero-badge span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #44ff9b;
}

nav {
  margin-top: 1.3rem;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.7rem;
}

nav a {
  text-decoration: none;
  color: var(--blanco);
  font-size: 0.85rem;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background-color: rgba(0, 0, 0, 0.08);
  transition: background-color 0.2s, transform 0.1s;
}

nav a:hover {
  background-color: rgba(0, 0, 0, 0.25);
  transform: translateY(-1px);
}

main {
  max-width: 1100px;
  margin: -2rem auto 2.5rem;
  padding: 0 1.5rem 2.5rem;
  position: relative;
  z-index: 2;
}

section {
  background-color: var(--blanco);
  border-radius: 16px;
  padding: 1.8rem 1.6rem;
  margin-bottom: 1.2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(10, 76, 138, 0.05);
}

section h2 {
  font-size: 1.3rem;
  color: var(--azul);
  margin-bottom: 0.6rem;
  /* display: flex; */
  align-items: center;
  gap: 0.5rem;
}

section h2::before {
  content: "";
  width: 4px;
  height: 16px;
  border-radius: 999px;
  background-color: var(--azul);
}

p {
  font-size: 0.97rem;
  color: var(--gris);
  margin-bottom: 0.4rem;
}

.columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
  margin-top: 0.6rem;
}

.card {
  border-radius: 12px;
  border: 1px solid rgba(90, 90, 90, 0.1);
  padding: 1rem;
  background-color: #fafafa;
}

.card h3 {
  font-size: 1.02rem;
  margin-bottom: 0.4rem;
  color: var(--negro);
}

.card p {
  font-size: 0.9rem;
}

ul {
  list-style: none;
  margin-top: 0.4rem;
}

li {
  font-size: 0.9rem;
  color: var(--gris);
  margin-bottom: 0.25rem;
  display: flex;
  gap: 0.3rem;
}

li::before {
  content: "•";
  color: var(--azul);
  font-weight: bold;
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin-top: 0.6rem;
}

.plan {
  border-radius: 14px;
  border: 1px solid rgba(10, 76, 138, 0.25);
  background-color: #f7f9fc;
  padding: 1rem 1.1rem;
}

.plan h3 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
  color: var(--azul);
}

.badge {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(10, 76, 138, 0.35);
  margin-bottom: 0.4rem;
  color: var(--azul);
  background-color: rgba(10, 76, 138, 0.03);
}

.contact {
  display: grid;
  grid-template-columns: 2.1fr 1.3fr;
  gap: 1rem;
}

.contact-details p {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  margin-bottom: 0.2rem;
}

.contact-details span.label {
  font-weight: 600;
  color: var(--negro);
  min-width: 75px;
}

.cta-box {
  border-radius: 12px;
  border: 1px solid rgba(10, 76, 138, 0.3);
  background: linear-gradient(145deg, #0a4c8a, #031c33);
  color: var(--blanco);
  padding: 1.1rem 1rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.4rem;
}

.cta-box h3 {
  font-size: 1rem;
}

.cta-box p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.88rem;
}

.cta-btn {
  margin-top: 0.3rem;
  align-self: flex-start;
  text-decoration: none;
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  background-color: var(--blanco);
  color: var(--azul);
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
}

footer {
  text-align: center;
  font-size: 0.8rem;
  color: var(--gris);
  padding-bottom: 1.5rem;
}

@media (max-width: 720px) {
  header {
    padding: 2rem 1.2rem 3rem;
  }

  main {
    margin-top: -1.5rem;
  }

  .contact {
    grid-template-columns: 1fr;
  }
}