:root{--color-primario: #1E1E1E;--color-acento: #C4F135;--color-fondo-claro: #F4F5F7;--color-texto: #1E1E1E;--color-texto-claro: #FFFFFF;--color-borde: #D9E2EC;--fuente-base: "Segoe UI", Arial, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--fuente-base);color:var(--color-texto);line-height:1.6;background-color:#fff}img{max-width:100%;height:auto;display:block}html,body{overflow-x:hidden;width:100%}.contenedor{max-width:1200px;margin:0 auto}h2{margin-bottom:1.5rem;font-size:2rem}.btn{display:inline-block;padding:.8rem 2rem;border-radius:6px;text-decoration:none;font-weight:700;transition:transform .2s ease,box-shadow .2s ease}.btn-primary{background-color:var(--color-acento);color:var(--color-texto)}.btn-primary:visited{color:var(--color-texto)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 4px 10px #00000026}