:root {
  --azul: #1e4fa3;        /* azul principal del logo */
  --azul-oscuro: #16377a;
  --azul-claro: #e8eefb;
  --dorado: #f2c33b;      /* amarillo/dorado de la antorcha */
  --rojo: #e0533d;        /* rojo de la llama */
  --blanco: #ffffff;
  --gris: #4a4a4a;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Roboto', sans-serif; color: var(--gris); background: var(--blanco); line-height: 1.6; }

h1, h2, h3, .brand-text { font-family: 'Montserrat', sans-serif; }
h2 { color: var(--azul-oscuro); text-align: center; font-size: 2rem; margin-bottom: 1.2rem; }

.container { max-width: 1000px; margin: 0 auto; padding: 0 1rem; }
.section { padding: 4rem 0; }
.section-alt { background: var(--azul-claro); }

/* Header / Nav */
.site-header { background: linear-gradient(160deg, var(--azul-oscuro), var(--azul)); color: var(--blanco); }
.navbar { display: flex; align-items: center; justify-content: space-between; max-width: 1100px; margin: 0 auto; padding: 0.8rem 1rem; }
.brand { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; color: var(--blanco); }
.brand-logo { width: 44px; height: 44px; background: var(--blanco); border-radius: 50%; padding: 2px; }
.brand-text { font-weight: 800; font-size: 1.1rem; }
.nav-links { display: flex; gap: 1.4rem; list-style: none; }
.nav-links a { color: var(--blanco); text-decoration: none; font-weight: 600; }
.nav-links a:hover { color: var(--dorado); }
.nav-toggle { display: none; background: none; border: none; color: var(--blanco); font-size: 1.5rem; cursor: pointer; }

.hero { text-align: center; padding: 3.5rem 1rem 4.5rem; }
.hero-logo { width: 150px; height: 150px; background: var(--blanco); border-radius: 50%; padding: 6px; box-shadow: 0 8px 24px rgba(0,0,0,.25); }
.hero h1 { margin: 1.2rem 0 0.6rem; font-size: 2.1rem; }
.hero-sub { font-size: 1.1rem; opacity: .9; margin-bottom: 1.6rem; }

.btn { display: inline-block; padding: .8rem 1.8rem; border-radius: 999px; font-weight: 700; text-decoration: none; font-family: 'Montserrat', sans-serif; }
.btn-primary { background: var(--dorado); color: var(--azul-oscuro); }
.btn-primary:hover { background: var(--rojo); color: var(--blanco); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.2rem; margin-top: 2rem; }
.card { background: var(--blanco); border-top: 4px solid var(--azul); border-radius: 10px; padding: 1.4rem; box-shadow: 0 4px 14px rgba(0,0,0,.08); }
.card h3 { color: var(--azul); margin-bottom: .5rem; }

.stats { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; margin-top: 2.5rem; }
.stat { background: var(--blanco); border-radius: 10px; padding: 1rem 1.4rem; text-align: center; min-width: 140px; box-shadow: 0 4px 14px rgba(0,0,0,.08); }
.stat strong { display: block; font-size: 1.6rem; color: var(--rojo); font-family: 'Montserrat', sans-serif; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 1rem; margin-top: 1.5rem; }
.spec { background: var(--blanco); border-radius: 10px; padding: 1.4rem 1rem; text-align: center; font-size: 2rem; box-shadow: 0 4px 14px rgba(0,0,0,.08); }
.spec h3 { font-size: 1rem; color: var(--azul-oscuro); margin-top: .5rem; }

.contact-list { list-style: none; font-size: 1.05rem; max-width: 600px; margin: 0 auto; }
.contact-list li { padding: .4rem 0; }

footer { background: var(--azul-oscuro); color: var(--blanco); text-align: center; padding: 1.4rem 1rem; font-size: .9rem; }

@media (max-width: 700px) {
  .nav-toggle { display: block; }
  .nav-links { display: none; flex-direction: column; background: var(--azul-oscuro); position: absolute; top: 64px; left: 0; right: 0; padding: 1rem; gap: 1rem; }
  .nav-links.open { display: flex; }
  .hero h1 { font-size: 1.5rem; }
}