/* TIPOGRAFÍA Y COLORES BÁSICOS */
:root {
  --bg: #ffffff;
  --txt: #0f1c2c;
  --txt-hover: #be8f0d;
  --accent: #0f1c2c;
  /* cámbialo libremente */
  --accent-contrast: #be8f0d;
  --light: #cacacc;
  --radius: .5rem;
}

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

body {
  font-family: system-ui, sans-serif;
  line-height: 1.55;
  color: var(--txt);
  background: var(--bg);
}

header {
  background: var(--light);
  padding: .75rem 1rem;
  position: sticky;
  top: 0;
  z-index: 999;
}

nav {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

nav a {
  color: var(--txt);
  text-decoration: none;
  font-weight: 500;
}

nav a:hover {
  color: var(--txt-hover);
}

.section {
  padding: 1.5rem 1rem;
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}

.hero {
  padding: 3rem 1rem;
  color: var(--accent-contrast);
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: .5rem;
}

.cta {
  display: inline-block;
  margin-top: 1.5rem;
  padding: .75rem 1.5rem;
  background: var(--accent-contrast);
  color: var(--accent);
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
}

.cta:hover {
  opacity: .9;
}

.card-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  margin-top: 2rem;
}

.card {
  background: #f5f5f5;
  padding: 1.5rem;
  border-radius: var(--radius);
  box-shadow: 0 1px 4px rgba(0, 0, 0, .05);
}

.contacto a {
  color: var(--accent);
}

.legal a {
  color: var(--accent);
}

footer {
  background: var(--light);
  text-align: center;
  padding: 1rem;
  margin-top: 3rem;
}