:root {
    --negro: #1a1a1a;
    --rojo: #d00b0b;
    --dorado: #ffce00;
    --gris-claro: #f4f4f4;
    --blanco: #ffffff;
}

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

body {
    font-family: 'Roboto', sans-serif;
    color: var(--negro);
    line-height: 1.6;
    background-color: var(--blanco);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: auto;
}

/* --- HEADER Y NAVEGACIÓN --- */
header {
    background: var(--blanco);
    padding: 15px 0;
    border-bottom: 3px solid var(--negro);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 1px;
}

.flag-e {
    background: linear-gradient(to bottom, #000 33%, #d00b0b 33% 66%, #ffce00 66%);
    color: white;
    padding: 2px 6px;
    margin-right: 5px;
    border-radius: 2px;
    font-size: 14px;
    vertical-align: middle;
}

nav ul {
    list-style: none;
    display: flex;
    align-items: center;
}

nav ul li a {
    text-decoration: none;
    color: var(--negro);
    margin-left: 30px;
    font-weight: 500;
    text-transform: uppercase;
    font-size: 14px;
    transition: 0.3s;
}

nav ul li a:hover {
    color: var(--rojo);
}

.nav-cta {
    border: 2px solid var(--negro);
    padding: 8px 15px;
}

/* --- HERO SECTION --- */
.hero {
    height: 85vh;
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), 
                url('abertura.jpg') no-repeat center center/cover;
    display: flex;
    align-items: center;
    color: var(--blanco);
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin-bottom: 30px;
}

.cta {
    background: var(--rojo);
    color: var(--blanco);
    padding: 18px 40px;
    text-decoration: none;
    font-weight: bold;
    display: inline-block;
    transition: 0.3s transform ease, 0.3s background-color;
    border-radius: 2px;
}

.cta:hover {
    background: #a00808;
    transform: translateY(-3px);
}

/* --- FEATURES --- */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    padding: 100px 0;
}

.feature-card {
    padding: 40px;
    background: var(--gris-claro);
    border-left: 6px solid var(--dorado);
    transition: 0.4s;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

.icon-line {
    width: 40px;
    height: 4px;
    background: var(--negro);
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --- BANNER EXTRA --- */
.banner-info {
    background: var(--negro);
    color: var(--blanco);
    padding: 80px 0;
    text-align: center;
}

/* --- RESPONSIVO --- */
@media (max-width: 768px) {
    nav { display: none; } /* Oculto para simplificar en móvil */
    .hero { text-align: center; }
    .hero p { margin: 30px auto; }
}
.whatsapp-float{
 left:20px!important;
 right:auto!important;
}