/* HERO */
.hero {
    height: 90vh;
    background: url('https://images.unsplash.com/photo-1533473359331-0135ef1b58bf') center/cover no-repeat;
    position: relative;
}
.hero::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.55);
}
.hero .container {
    position: relative;
    z-index: 2;
}

/* OFERTA */
.oferta {
    background: linear-gradient(to right, #111, #444);
}
.precio-anterior {
    text-decoration: line-through;
    opacity: 0.6;
    font-size: 1rem;
}

/* GARANTÍA */
.garantia {
    background: #f5f5f5;
}

/* CARDS */
.card {
    border: none;
    border-radius: 12px;
}

/* ANIMACIONES */
.card:hover {
    transform: translateY(-5px);
    transition: 0.3s;
}
.btn:hover {
    transform: scale(1.05);
}

/* TIPOGRAFÍA */
body {
    font-family: 'Segoe UI', sans-serif;
}