:root {
  --color-primary: #0ea5e9;
  --color-secondary: #1e293b;
  --color-accent: #ff3d57;
  --color-bg: #f5f7fa;
  --color-text: #0b0f33;
}

body {
  font-family: 'Poppins', sans-serif;
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
}

a {
  text-decoration: none;
  color: var(--color-primary);
}

.cta-btn {
  background: var(--color-primary);
  color: white;
  padding: 1rem 2rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
}

form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 500px;
  margin: 0 auto;
}

input, textarea {
  padding: 0.8rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1rem;
}

label {
  font-weight: bold;
  margin-top: 1rem;
}

footer {
  background: var(--color-secondary);
  color: white;
  padding: 2rem;
  text-align: center;
}


.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--color-secondary);
  color: white;
  padding: 1rem 2rem;
}

.navbar ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

.navbar a {
  color: white;
  font-weight: bold;
}

.logo {
  width: 140px;
}

section {
  display: none;
  padding: 2rem;
}

section.active {
  display: block;
}


/* Ajustes mínimos para subpáginas Nubik con layout consistente */
body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: #ffffff;
  color: #111111;
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
}

main.contenido {
  flex: 1;
  padding-top: 120px;
  padding-bottom: 60px;
  max-width: 1200px;
  margin: 0 auto;
  background-color: #ffffff;
  color: #111;
}

footer {
  margin-top: auto;
  background-color: #152234;
  color: #ccc;
  padding: 30px 0;
  text-align: center;
}

footer .social-links img {
  margin: 0 10px;
  vertical-align: middle;
}